Thermoelectric Cooling is a Bad Idea

Ғылым және технология

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People keep emailing us saying “Hey Linus, you should look at Peltier Coolers!” - and I’ve finally given in, so here is a video about why it’s a bad idea.
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Пікірлер: 4 100

  • @erikwithak6555
    @erikwithak65554 жыл бұрын

    “But what’s even cooler!” *gets ready for sponsor* “Are these coolers” Me: What?

  • @mdante6236

    @mdante6236

    4 жыл бұрын

    i literally double tapped my screen to skip at that part

  • @firefly2472

    @firefly2472

    4 жыл бұрын

    Yupp me to 😅

  • @CosmicCleric

    @CosmicCleric

    4 жыл бұрын

    @@mdante6236 Yep, pavlovian dogged it as well.

  • @psider1522

    @psider1522

    4 жыл бұрын

    need a Linus Tech Tips plugin which automatically skips all sponsorships

  • @bandario

    @bandario

    4 жыл бұрын

    @@psider1522 Are you willing to pay a fee to keep watching LTT? Because that's how you end up there.

  • @Timocracy
    @Timocracy4 жыл бұрын

    "Bad Cooling Ideas" Whole Room Water-Cooling 2 confirmed.

  • @Snadzies

    @Snadzies

    4 жыл бұрын

    Scrolled down looking for this comment. Was not disappointed.

  • @benjaminperry941

    @benjaminperry941

    4 жыл бұрын

    Do you think if he does it again he will be smart enough not to use bare copper tube in the room he is trying to remove heat from?

  • @wobblysauce

    @wobblysauce

    4 жыл бұрын

    Room cooling was good, just the implementation fo it, number of little things added to it not working as expected.

  • @jayson2739

    @jayson2739

    4 жыл бұрын

    Whole room water cooling. In the server room! Whole server room water cooling!

  • @SketchbookGuitar

    @SketchbookGuitar

    4 жыл бұрын

    Whole room PET cooling 1.0 Alpha build.

  • @Knight3191
    @Knight31913 жыл бұрын

    Sounds like we're revisiting this from the "The Fastest Gaming PC in the World! ...For now" video.

  • @chip_7677

    @chip_7677

    3 жыл бұрын

    yes

  • @zacharynolting997

    @zacharynolting997

    3 жыл бұрын

    yeah thats why im here too

  • @mistakencraft

    @mistakencraft

    3 жыл бұрын

    Same ahahahah

  • @unknownperson3691

    @unknownperson3691

    3 жыл бұрын

    I guess we all are here for that until Linus makes a whole video

  • @nathanjohnson3430

    @nathanjohnson3430

    3 жыл бұрын

    Yup thats why I'm back watching this again

  • @alexlow8
    @alexlow84 жыл бұрын

    I had an idea a few years ago, but have lacked the motivation to try it out. You keep the traditional water loop setup including rad, but insert a peltier device into the loop after the radiator. You have a thermocouple on the water block that is connected to the peltier and a humidity and temperature sensor measuring the ambient air hooked up to a micro-controller which controls the voltage applied across the peltier device. The micro-controller ensures that the temperature of your coolant never goes below dew-point, so you don't have to worry about condensation, and the peltier does not draw as much current. There is definitely some risk here of your radiator actually working in reverse and heating the coolant, depending on the thermal output of the system, but if you had a loop that cools not only your CPU, but also GPU and potentially MOBO chip-set (and maybe even RAM - because after all this is a crazy idea in from the get-go), I think there is little chance of the coolant reaching the rad at sub-ambient temperature.

  • @dumpsterdawg
    @dumpsterdawg4 жыл бұрын

    Dad: What would you like for Christmas? Son: A Dragon! Dad: Be realistic. Son: Okay, how about part 2 of Linus Tech Tips 10 Years of Gaming PCs. Dad: And what color would you like that dragon?

  • @I_Like__bananas

    @I_Like__bananas

    4 жыл бұрын

    MSI red

  • @arvindraghavan403

    @arvindraghavan403

    4 жыл бұрын

    KGB coloured dragon Oh sorry I meant RGB😏

  • @scarffoxandfriends9401

    @scarffoxandfriends9401

    4 жыл бұрын

    "Bad" color

  • @lillexus5589

    @lillexus5589

    4 жыл бұрын

    Green is not a creative color

  • @dangogh7419

    @dangogh7419

    3 жыл бұрын

    @@arvindraghavan403 KGB is after you

  • @vaghatz
    @vaghatz4 жыл бұрын

    That was not fair, the traditional watercooling solution had RBG fans while the peltier on had non-RGB. Everybody knows that RGB boosts cooling up to 50%

  • @haitebodesu

    @haitebodesu

    4 жыл бұрын

    It also increases framerates and improves hand-eye coordination, reaction time, and basic pattern recognition skills.

  • @codname125

    @codname125

    4 жыл бұрын

    RGB also enables the ability to download free ram and drive storage

  • @harryloveland2748

    @harryloveland2748

    4 жыл бұрын

    @@tgreaux5027 ok just letting you know that there is no such thing as RGB envy broski. My £12 mouse has rgb. Bruh moment

  • @barrettabney

    @barrettabney

    4 жыл бұрын

    Best troll reply of the day. Well done, sir. Thank you for the giggles.

  • @s71402san

    @s71402san

    2 жыл бұрын

    I don't get your jokes. It's just more load.

  • @kylequinn1963
    @kylequinn19633 жыл бұрын

    I love that I'm seeing this right after Intel released their first consumer Thermoelectric cooler. The results are amazing, I can't even lie. Watched one on a 5950x all core 4.8ghz to 5ghz boost clock at 45 degrees C which is bloody insane.

  • @TheGrammarNazi123

    @TheGrammarNazi123

    Ай бұрын

    It's discontinued now.

  • @MrElectron
    @MrElectron4 жыл бұрын

    Yeah ! More than half the power is wasted in Heat

  • @UNITYMusics

    @UNITYMusics

    3 жыл бұрын

    yaikes

  • @BiggestBob

    @BiggestBob

    3 жыл бұрын

    Yiayks

  • @Bro-bv4rw

    @Bro-bv4rw

    3 жыл бұрын

    Yaikys

  • @robustta5898

    @robustta5898

    3 жыл бұрын

    yippie

  • @hammyboigaming904

    @hammyboigaming904

    3 жыл бұрын

    You mean 100% of the power turns into waste heat.

  • @ElectroBOOM
    @ElectroBOOM4 жыл бұрын

    Hey no fair! You did a Thermoelectric video too! Well at least they are a bit different!

  • @subscribeordiefukyou

    @subscribeordiefukyou

    4 жыл бұрын

    My associate, would you please be kind enough to ship a Circuit Specialists Inductance-Capacitance-Resistance multimeter to Latvian region? In other words: GIMME DA MEETAAA!!!!

  • @xiidraco

    @xiidraco

    4 жыл бұрын

    I actually came here from your video! XD

  • @kurdishpotato1707

    @kurdishpotato1707

    4 жыл бұрын

    @@xiidraco yea lol me too

  • @protogenxl

    @protogenxl

    4 жыл бұрын

    you should try to adapt a liquid desiccant cooler kzread.info/dash/bejne/hJObltCNZMSYaLg.html

  • @DanielLopez-up6os

    @DanielLopez-up6os

    4 жыл бұрын

    lel.

  • @flamingkillermc2806
    @flamingkillermc28064 жыл бұрын

    Everyone gangsta till Linus finds a liquid nitrogen cooler

  • @stealthop

    @stealthop

    4 жыл бұрын

    ikr

  • @johan1740

    @johan1740

    4 жыл бұрын

    A cryogenerator

  • @austinan473

    @austinan473

    4 жыл бұрын

    @theKingofRandom

  • @jasonycw1992

    @jasonycw1992

    4 жыл бұрын

    Too normal like a normal overclocker

  • @Mike-wc7em

    @Mike-wc7em

    4 жыл бұрын

    @@austinan473 didn't he die?

  • @johnjonjhonjonathanjohnson3559
    @johnjonjhonjonathanjohnson35594 жыл бұрын

    people will see the decibels and think "wow its half as loud as a jet"

  • @KatieTheDev

    @KatieTheDev

    3 жыл бұрын

    Isn't it a logarithmic scale

  • @Sam-cp6so

    @Sam-cp6so

    3 жыл бұрын

    @@KatieTheDev technically Bels are the log 10 scale, and deciBels are 1/10 units of that scale. For anyone curious, Bell used these units because sound and other forces move through a 3 dimension space with power equal to the inverse square of the distance from origin, so doubling the distance would be 1/4 the power. The logarithmic scale also better represents our sensory perception of sound

  • @brandondallaire

    @brandondallaire

    3 жыл бұрын

    @@KatieTheDev Yes

  • @alslaboratory570

    @alslaboratory570

    3 жыл бұрын

    @@Sam-cp6so Wikipedia copy pasta

  • @axelkusanagi4139

    @axelkusanagi4139

    2 жыл бұрын

    @@alslaboratory570 at least he read it. OP didn't.

  • @DavidAragon13
    @DavidAragon134 жыл бұрын

    I had a friend in high school in 2001 who built a TEC for his Athlon XP system and made a water cooling system using a motorcycle radiator. This is old news to me and people keep trying it. I can't imagine trying to cool off a Pentium 4 system during that era with a TEC without breaking a kilowatt of energy.

  • @user-lr5qx3cy6f
    @user-lr5qx3cy6f4 жыл бұрын

    0:50 who else thought he was going to say "But what's even cooler, is today's video sponsor" lol

  • @DaarthPingas

    @DaarthPingas

    4 жыл бұрын

    i hit right the usual 5-6 times expecting the intro but i just missed content lmao

  • @kepler656

    @kepler656

    4 жыл бұрын

    Yiff kinkdom

  • @DaarthPingas

    @DaarthPingas

    4 жыл бұрын

    @@kepler656 how you know me broh

  • @tzxazrael
    @tzxazrael4 жыл бұрын

    32 amps... lmfao... "Ok alex, fire it up!" (kerchunk) (sudden random shouting throughout the offices as power breakers are tripped)

  • @vyvianalcott1681

    @vyvianalcott1681

    4 жыл бұрын

    I thought the same, talk about energy efficient that's almost 10x the draw of the rest of the computer! And it probably still won't be enough, it's like launching a rocket; you need more energy to dissipate the energy it uses, then you need more energy to dissipate that energy.

  • @jetjazz05

    @jetjazz05

    4 жыл бұрын

    32 amps... at 12 volts, so... 3.2 wall amps. A typical home outlet can handle 15, some 20.

  • @UltraNoobian

    @UltraNoobian

    4 жыл бұрын

    @@jetjazz05 That's still a significant 384 watts consumed regardless of voltage. I can't imagine my fans using ~380 Watts to cool my computer.

  • @jetjazz05

    @jetjazz05

    4 жыл бұрын

    @@UltraNoobian Sure, no doubt, it's a ridiculous amount. Really nothing uses that much power besides like a fully operating entertainment system, a computer, some power tools. I've got a fan that uses 384 watts, it can pull all the air out of a 12x14 room in a matter of seconds, so for that to be just a very poor quality cooler... nah. Would probably be more energy efficient to use an ACTUAL FRIDGE with a huge spool of tubing in it lol.

  • @1234567890CAB

    @1234567890CAB

    4 жыл бұрын

    Watts = Volts × Amps Anyway the reason it needs to draw so much is because it is actually working as a heat pump. Basically all refrigeration are heat pumps where heat is being pulled out of a low energy state (your cold food or room) and being "pumped" up and out into a higher energy state (ambient external air). But in order to do that the pump needs to be powered with equal the amout of energy being moved plus efficiency losses. So if the CPU is consuming 100W a perfect refrigeration system that's 100% efficient would have to consume 100W to bring the CPU back to ambient temperature and even more to get it below ambient.

  • @Frenotx
    @Frenotx3 жыл бұрын

    I had a CoolIt! cooler (whatever their higher end one was called) back in the day. The design was quite different from this; it was effectively an AiO cooler that had TECs between the loop and the radiator. Worked quite well for several years, up to the point that I ultimately had a pump failure.

  • @brandonroeder2461

    @brandonroeder2461

    Жыл бұрын

    The pumps always fail on these units. Im still using a modified FreezeOne that works on modern cpus. Replace the pump, the fan ( 120mm mod ) and the block and you have a great cooler. I ended up replacing the lines with Tygon chemical grade tubing for longevity. For even safer cooling, cover the resevoirs with closed-cell padding to avoid condensation.

  • @AidenMi
    @AidenMi2 жыл бұрын

    The Peltiers becoming an insulator is absolutely true. I bought 2 of them as a kid to cool a CPU and if the CPU gets too warm, they basically become heaters and the more power you dump into them, the more heat comes from both sides…

  • @marioj6330

    @marioj6330

    2 жыл бұрын

    Soy, it does not work for reduce the heat of a Cpu., why?

  • @zainrei4917

    @zainrei4917

    2 жыл бұрын

    @@marioj6330 well a peltier module has a ratio of what maximum heat it can dissipate. lets say if your hot side is on 50 C then the cold side will be 5 C. but attach an radiator at the hot side to reduce the tempt to 25 C then the cold side will be lower than 0 C. now back to your question. it cannot reduce the heat of a cpu because the cpy destroys the hot and cold ratio on the 2 sides of the peltier module. the radiators or lets say heat dissipation system is not instantaneous and not 100% efficient as it can only draw such heat from the source. Thats why when the cpu is running and getting hotter, the peltier follows that hot and cold side ratio but with the cpu running the cold side is 30 C warmer(still increasing) and the hot side is already burning hot 70 to 100 C. the figures i said is just for representation and not its true value if applied in its formulas. but you can get the point of why it does not reduce the heat of a cpu

  • @cvspvr

    @cvspvr

    Жыл бұрын

    so, it actually starts cooking your cpu?

  • @Bolognabeef

    @Bolognabeef

    11 ай бұрын

    With a good insulated heat sink shouldn't it do no harm?

  • @TheDeathskull37
    @TheDeathskull374 жыл бұрын

    Edit: LMG, please read and try this Try running them as a supplement to the radiator! Connect them after the radiator to see if you can get an extra boost in cooling compared to a standard water cooling set up!!!

  • @TheVillainOfTheYear

    @TheVillainOfTheYear

    4 жыл бұрын

    Stick one in a reservoir

  • @testjeaapiel9707

    @testjeaapiel9707

    4 жыл бұрын

    ​@@TheVillainOfTheYear one of the flat sides of the peltier needs to be not in contact with the reservoir for it to work. simply putting it in, keep all the heat in the liquid and adding some because the wattage of the peltier itself.

  • @rplore1920

    @rplore1920

    4 жыл бұрын

    Yes PLZ Firts a radiator and than a Peltier element wound be awsome! and might even be the first "good" Bad cooling idear.

  • @TheVillainOfTheYear

    @TheVillainOfTheYear

    4 жыл бұрын

    @@testjeaapiel9707 have in flow on that water block go into the Peltier and the out flow for into the res.

  • @TheDeathskull37

    @TheDeathskull37

    4 жыл бұрын

    I think just running one of those aquarium coolers after the radiator would suffice. Putting a peltier into the reservoir would add complications. It may be better for space. But it's not necessary for a proof of concept. Something custom would have to be designed and possibly 3D printed in order for that to work. For a commercial product, (assuming a peltier helps) it would sound like a good idea though.

  • @animalhouse2720
    @animalhouse27204 жыл бұрын

    4:01 *linus pretends to tighten screw while alex looks worried that screw is not tightening*

  • @polychoron

    @polychoron

    4 жыл бұрын

    Assistant has a name... of some sort. Alex? At least I tried. It's important to try. People are real people, should be honored as such.

  • @animalhouse2720

    @animalhouse2720

    4 жыл бұрын

    Zebulon Virginia It was spur of the moment, could not recall his name and didn’t want to lose the content

  • @Smalkey

    @Smalkey

    4 жыл бұрын

    I feel like Alex never reads a script or planning

  • @drewmurray6545
    @drewmurray65452 жыл бұрын

    Love watching you two work together- one of my favorite things abut this channel

  • @ashleyavenuemusic
    @ashleyavenuemusic Жыл бұрын

    its crazy to see how far you guys have come in only 3 years. confidence and production value is exponentially higher

  • @stickoutofthemud
    @stickoutofthemud4 жыл бұрын

    "In this house we obey the laws of thermodynamics!"

  • @ElGeFe

    @ElGeFe

    4 жыл бұрын

    my favorite Homer quote

  • @BetterDeadThanRed99

    @BetterDeadThanRed99

    4 жыл бұрын

    No, not really. More like obey the laws of human stupidity...

  • @flazzorb

    @flazzorb

    2 жыл бұрын

    _Unballanced wheel stops spinning._

  • @DarkDay2012

    @DarkDay2012

    2 жыл бұрын

    But if you had the choice...

  • @gmosphere

    @gmosphere

    2 жыл бұрын

    @@BetterDeadThanRed99 well things getting more chaotic over time is both true for thermo dynamics and human stupidity

  • @p3chv0gel22
    @p3chv0gel224 жыл бұрын

    I think Der8auer build a chiller out of 12 TECs a few months ago

  • @Pwnstared

    @Pwnstared

    4 жыл бұрын

    Wow, think of how much power that required.

  • @p3chv0gel22

    @p3chv0gel22

    4 жыл бұрын

    @@Pwnstared i think it were a few hundred watts

  • @rusTORK

    @rusTORK

    4 жыл бұрын

    He also tested it directly on CPU. Very old video. It will work, but problem still the same - it's need more power.

  • @shadowr2d2

    @shadowr2d2

    4 жыл бұрын

    Der8auer made 2 videos on this. The second video was an update. But it was not too successful. But hay just like everyone. The more Tech Ideas. The better for the Tech Community.

  • @p3chv0gel22

    @p3chv0gel22

    4 жыл бұрын

    @@rusTORK i don't think 3 or 11 Months are “very old“ but ok

  • @leburgh8242
    @leburgh82424 жыл бұрын

    Hey can you test the cooling performance of the radiator by itself, against the radiator PLUS one of the chiller elements in the same loop? I think thermoelectric cooling may be a better assistant than the sole cooling power

  • @radicalxedward8047
    @radicalxedward80474 жыл бұрын

    On my MacBook Pro laughing at Linus’ reaction to a 100°C+ core temp as I burn my nuts.

  • @chrisb9143

    @chrisb9143

    2 жыл бұрын

    "Weakness disgust me"

  • @AmountStax
    @AmountStax4 жыл бұрын

    6:49 wanna congratulate Linus on keeping that yawn back.

  • @ervin9805

    @ervin9805

    4 жыл бұрын

    his face is so warped

  • @majik11111

    @majik11111

    4 жыл бұрын

    😂

  • @LEDtherebelight

    @LEDtherebelight

    4 жыл бұрын

    LOL

  • @ModeratelyJoe
    @ModeratelyJoe4 жыл бұрын

    Linus going for the party in back look.

  • @dolmiominmio1776

    @dolmiominmio1776

    4 жыл бұрын

    whats wrong with that?

  • @blue7081

    @blue7081

    4 жыл бұрын

    @@dolmiominmio1776 Everything

  • @rxallan20

    @rxallan20

    4 жыл бұрын

    At least he isn't wearing a sideways hat again. I couldn't even watch that video

  • @snjvbss

    @snjvbss

    4 жыл бұрын

    @@rxallan20 I don't know about that look and I'm glad I don't

  • @wannabehuman.production
    @wannabehuman.production3 жыл бұрын

    I came here because of the new MYSTERY EK COOLER in the fastest pc in the world which is obviously a mix between a normal liquid cooler + a peltier cooler.

  • @spartn2304

    @spartn2304

    3 жыл бұрын

    ikr

  • @flowmastaflam

    @flowmastaflam

    3 жыл бұрын

    luckily that one actually works

  • @metaleater9
    @metaleater93 жыл бұрын

    Back in the day Corsair made a TEC water block for ram which is actually practical as ram doesn't make enough heat to overwhelm the TEC but is temperature sensitive enough to benefit from superior cooling from a TEC.

  • @dazley8021
    @dazley80214 жыл бұрын

    When your PC cooling requires it's own miniature power plant just to keep the CPU at sub ambient temps.

  • @obliviouz

    @obliviouz

    4 жыл бұрын

    But how do you cool the power plant...?

  • @dazley8021

    @dazley8021

    4 жыл бұрын

    @@obliviouz This is a computer tech channel, not a science channel. ;D We're talking about Linus, not Cody or Tom Scott.

  • @louiesatterwhite3885

    @louiesatterwhite3885

    2 жыл бұрын

    @@obliviouz typically water

  • @LunarMartin

    @LunarMartin

    2 жыл бұрын

    @@obliviouz air

  • @user-tp5yb4hr4w

    @user-tp5yb4hr4w

    Жыл бұрын

    it's too bad you can't turn your pc into the powerplant because it gives off so much consistent heat. unless this tech exists and i just have no clue because i'm a noob at this stuff? anyone have a clue if something like this exists?

  • @Fatty420
    @Fatty4204 жыл бұрын

    "Magic is not real." Says a man who was at some point in his life cursed to drop anything and everything.

  • @xb360t

    @xb360t

    4 жыл бұрын

    Fatty Corpuscle wait if your peter and im peter than who’s the real peter....

  • @ivanshen7263

    @ivanshen7263

    4 жыл бұрын

    Except his balls

  • @doctahjonez

    @doctahjonez

    4 жыл бұрын

    @@ivanshen7263 Got em.

  • @deusexaethera

    @deusexaethera

    4 жыл бұрын

    That's not magic, that's luck. Luck is totally real. Magic is fantasy, luck is statistics.

  • @nmotschidontwannagivemyrea8932
    @nmotschidontwannagivemyrea89324 жыл бұрын

    "Draws 32 amps" "From Ebay" Sounds...safe...

  • @CurtisLittlechild92

    @CurtisLittlechild92

    4 жыл бұрын

    Nmotsch idontwannagivemyrealname At only 12V DC it is safe.

  • @nmotschidontwannagivemyrea8932

    @nmotschidontwannagivemyrea8932

    4 жыл бұрын

    @@CurtisLittlechild92 Voltage isn't everything. And you're trusting that it works properly.

  • @munchbit

    @munchbit

    4 жыл бұрын

    @@nmotschidontwannagivemyrea8932 But at a low enough voltage such as at a measly 12V DC, it couldn't overcome a human's body electric resistance so it is relatively safe. Amps still needs voltage to be dangerous.

  • @nmotschidontwannagivemyrea8932

    @nmotschidontwannagivemyrea8932

    4 жыл бұрын

    @@munchbit Isn't the real danger in if (and when) it eventually fails? Also, what about safety in terms of safe for your computer components?

  • @munchbit

    @munchbit

    4 жыл бұрын

    @@nmotschidontwannagivemyrea8932 I'd say a TEC is quite reliable as it lacks any moving parts, except the water cooling part of course. It'll probably hurt the PSU like any other component if the peltier module does fail. It has contact with the CPU lid, but not the CPU itself as it's insulated unless you use a conducting TIM.

  • @terov8673
    @terov86734 жыл бұрын

    Cooler Master V10 Air CPU Cooler had a peltier supporting the otherwise MASSIVE cooler . Cant remember when it was first launched BUT 2008-2009 would be my throw at it.

  • @Bobbymaster987
    @Bobbymaster9874 жыл бұрын

    Hey, So I have been messing around with TECs for the last 2 months in my spare time and I have found that "overclocking" (overvolting) the Laird Thermal Systems ET15,24,F2,5252,TA,RT,W6 which is purchasable on digikey for about 60 CAD to around 46v which I found was best for directly cooling a cpu. The power consumption was nearing 900w but with 2 360mm radiators and the water temperature around 30C, I was able to cool i7 940 (yeah I not gonna use this on anything too new) at 4.4ghz at 1.43v while remaining sub ambient. I have already built a few peltier prototypes and I live in Coquitlam, BC so if you would like I can bring them if you would like to explore TECs further because its actually pretty fun for a silent subzero fun time.

  • @danieltanuwijaya7675

    @danieltanuwijaya7675

    4 жыл бұрын

    Electricity Bill: *Allow us to introduce ourself*

  • @eddiemuller3157

    @eddiemuller3157

    4 жыл бұрын

    I built, and still have, my TEC Swiftech waterblock like what was mentioned in the video that I paired up to my Core 2 Duo E6600. It was backed by a 3 120mm fan radiator and definitely got the job done under load never getting to above 80F/26C. The problem was when the CPU idled, the temperatures would drop to about -16C(!!) and I could never insulate my board well enough to prevent condensation from forming. I don't have it hooked up to anything anymore, but it's a pretty cool trick to show people how fast it'll freeze a wet paper towel.

  • @TheOriginalEviltech

    @TheOriginalEviltech

    4 жыл бұрын

    @@eddiemuller3157 Just add a thermal controller to turn on and off the peltier and keep it at 26C

  • @cbale2000

    @cbale2000

    4 жыл бұрын

    @hardware fanboi When you care about CPU temperatures but not electricity costs.

  • @danyCD17

    @danyCD17

    4 жыл бұрын

    Linus has to see this, it would be a great video

  • @andrewvanderschaaf2967
    @andrewvanderschaaf29674 жыл бұрын

    Bad Cooling Ideas : Using a sterling engine hooked up to a motor to pump the heat out of the CPU.

  • @aaronstevers5015

    @aaronstevers5015

    4 жыл бұрын

    Andrew Vanderschaaf lindybeige turn you on to the sterling engine?

  • @gunslingerspartan

    @gunslingerspartan

    4 жыл бұрын

    Stirling engine*

  • @reeceguisse17

    @reeceguisse17

    4 жыл бұрын

    Use the heat differential generated by the CPU to run the Sterling Engine to pump the water to cool the CPU. It's perpetual genius!

  • @c182SkylaneRG

    @c182SkylaneRG

    4 жыл бұрын

    @@reeceguisse17 If you can engineer that, that might just work, too. Because it's not "perpetual". There's a definite energy in/out, of the power into the CPU, and the heat out of the heat exchanger.

  • @douglascostapinheiro4642

    @douglascostapinheiro4642

    4 жыл бұрын

    If you're going to use a sterling engine, you'd have to thank God for it.

  • @jasper-3338
    @jasper-33382 жыл бұрын

    I love this section of LTT! Alex should do more weird cooling ideas ! :D Amazing! keep it up Alex! How about; multiple fridges, how much fridge do you need to cool a CPU on full load? :D

  • @LukeRDavis
    @LukeRDavis4 жыл бұрын

    Thanks for making a video of this. I've been wondering about it for more than a year.

  • @deusexaethera
    @deusexaethera4 жыл бұрын

    The most badass CPU cooling system I ever saw was a copper pipe welded to a copper plate, insulated with foam, and filled with liquid nitrogen, for the ultimate ridiculawesome evaporative cooler of all time.

  • @jackhemsworth7515

    @jackhemsworth7515

    4 жыл бұрын

    People use those things to set overclocking records. It really is nuts. However liquid nitrogen, without some way of returning it to liquid form continuously, isn't a long term solution

  • @x3roxide

    @x3roxide

    4 жыл бұрын

    crazy stuff. I also love the immersion cooling solutions by 3m that have come out recently... i think it's called novec. basically looks like a pc submerged in a liquid that's boiling. By following all the bubbles, you can see all the hot spots on the cpu/gpu and memory.

  • @iceguy9723

    @iceguy9723

    4 жыл бұрын

    Don't ignore those who immerse the entire motherboard in oil.

  • @E1nsty

    @E1nsty

    4 жыл бұрын

    @@jackhemsworth7515 At that point you should just stick the whole rig into an oil filled industrial freezer

  • @danielmorton1606

    @danielmorton1606

    4 жыл бұрын

    ​@@jackhemsworth7515 It is also used for quantum systems and magnets. Generally, you simply feed liquid nitrogen into the system and exchange Dewers as they empty. Liquid Nitrogen is actually cheaper than milk per liter, but is a terrible idea for cooling as it is an expensive hazard to the computers.

  • @siem8254
    @siem82544 жыл бұрын

    PLEASE stop working with vincero watches. There watches are cheap made and crappy. It's almost a scam for way they cost. Please stop Linus please.

  • @PixelVogue

    @PixelVogue

    4 жыл бұрын

    Just like MVMT and Daniel Wellintwat

  • @builderphill1361

    @builderphill1361

    4 жыл бұрын

    But he wants money

  • @mohamedkhan5207

    @mohamedkhan5207

    4 жыл бұрын

    Siem dude that was kinda my exact comment, nice to scroll n see someone else thinks the same. Those watches are ridiculously overpriced. Literally it’s a $20 quality watch max selling at over $200 bucks. It’s a crazy scam and ppl falling for it because trusted channels like these guys promote it. Kinda shitty thing to do just to make a buck man.

  • @leon81061

    @leon81061

    4 жыл бұрын

    @mohamed khan not even 20 Dollars... You can buy some of the watches on wish and other china trash websites for 5$ or less... Absolute Trash. And no, its not "almost" scam, it IS SCAM

  • @CyberTechInc2014

    @CyberTechInc2014

    4 жыл бұрын

    @@mohamedkhan5207 This comment chain describes Apple well

  • @rabidlenny7221
    @rabidlenny72212 жыл бұрын

    I would love to see a project where you have an array of Tec coolers cooled on both sides by two large water blocks, where the cooling capacity is greater than the max power consumption of the cpu & gpu. You have the hot side a water loop to dump heat to probably 3 rads each with 3 120mm fans. Then the chilled side, a water loop to your cpu & gpu. It seems key to me to have the TEC coolers controlled by an arduino, that is monitoring the discharge cold water temp from the TEC, and comparing it to the local dew point inside the case, cutting power to the TECs when you’re within 2 degrees of the dew point. It would probably be a good idea to have thermal mass in the cold water loop, for when cpu and gpu ramp up and down. Maybe an insulated LTT tech bottle? Probs wouldn’t hurt on the hot side, but not entirely necessary. Little things I would then geek out on are the cpu and gpu being piped in parallel on the chilled water loop, with balance valve so you could divert flow for optimum temps between the two. I’d prob have all the hot flow go through 1 rad first (as it would be at high temp and thus dump heat quickly with the air), and then the second rads in parallel, running at lower temps but having a lot of air to approach ambient. Maybe experimenting with arrangements here would be fun. But the key part of it all is that arduino monitoring chilled water temps, as to not have condensation on the cpu or gpu. Which I think is one of the main faults with the coolers shown in this video, second only to their cooling capacity being much lower than the max power consumption (thus heating capacity) of the cpu.

  • @kusucks991
    @kusucks9913 жыл бұрын

    0:50 "But what's even cooler, is..." Who else braced themselves for "OUR SPONSOR!!!" ??

  • @igisowski9750

    @igisowski9750

    3 жыл бұрын

    ME

  • @SI-GOD

    @SI-GOD

    2 жыл бұрын

    And add it started, I skipped ahead. I'm heare to learn from others mistakes so I don't have to waste my time and money on things that don't work. I actually pay for KZread to avoid the 2-ad-per-minute nuisance. I'm not here to buy things I don't need.

  • @SI-GOD

    @SI-GOD

    2 жыл бұрын

    The TECs can stacked. The TECs give approximately a 30°F difference. So when you run water across 1 and then another, you give it more time to lower the water temp but can never get below the limit of ~30° before ambient temp. However, if you put 1 TEC directly on top of the other, then you can get ~60° drop in ambient temp. Now try putting the TECs directly onto the CPU (using thermal paste). You can then put a water block on the hot side to send the fan cooling to another location. You can also use antifreeze in the water which absorbs heat better than plain water alone. There are other chemicals that absorb heat even better but some of those are expensive or they are poisonous to breath (ammonia) and so not good for residential use.

  • @nataliegrn17

    @nataliegrn17

    2 жыл бұрын

    @@SI-GOD this is great info! Do you have a demo? Video? Or web page and pics?

  • @alexheinz6326
    @alexheinz63264 жыл бұрын

    Bad Cooling Idea: Custom Watercooler filled with thermal paste.

  • @foundation8034

    @foundation8034

    4 жыл бұрын

    YES!

  • @ChucksSEADnDEAD

    @ChucksSEADnDEAD

    4 жыл бұрын

    liquid metal lol kzread.info/dash/bejne/iqWqpK57nN3LfrQ.html headphone warning and speaker warning too - skip the first 35 seconds because intro song is complete earrape

  • @wu1ming9shi

    @wu1ming9shi

    4 жыл бұрын

    But that's not water anymore...right?

  • @RomanSilva21

    @RomanSilva21

    4 жыл бұрын

    @@wu1ming9shi my thoughts exactly

  • @Game99Boss

    @Game99Boss

    4 жыл бұрын

    You'd need a 100,000 RPM pump or something lol

  • @ShroudedWolf51
    @ShroudedWolf514 жыл бұрын

    ....jesus. That Peltier you ordered draws more power than my entire machine. And, I run an overclocked Vega64. Thefuck.

  • @theunholybakery1990

    @theunholybakery1990

    4 жыл бұрын

    *Laughs in r9 295x2*

  • @SianaGearz

    @SianaGearz

    4 жыл бұрын

    I had a machine where i measured well over 500W consumption at one time - overclocked Phenom II x6, GTX295, somewhat inefficient power supply. I should actually measure my current machine, which is still the same Phenom II X6, still the same Bronze class power supply, but the GPU is now GTX970 with a good bit of an overclock, which shouldn't actually be THAT bad. A coarse estimate told me i can expect 175W out of the CPU package on my current overclock. I think i can do more than 300W at least.

  • @technologyanimals

    @technologyanimals

    4 жыл бұрын

    @@SianaGearz Some brave people out there still running Phenom II's

  • @SianaGearz

    @SianaGearz

    4 жыл бұрын

    ​@@technologyanimals Yeah well certainly not brave, broke and indecisive. Phenom II is no longer fully usable. While the performance is still borderline tolerable (but it's been 9 years since it used to be a high-end CPU), the compatibility plain isn't, newer software frequently demands SSE4.2 or SSE3S and those are left missing from the CPU. But i paid mere 110€ for the CPU new from a store, and it served a fair good while. There was a time a few months ago when all the stores were dumping their FX-series stock and i could get something like an FX-8350 for 70€, but those are gone now, now you'd have to pay silly prices on the used market, completely indefensible. Will be considering a full system rebuild with an older-gen Ryzen. Alternatively i could snatch up a cheap FX-6300 or something - while the performance is likely to be a wash, at least the compatibility would be better and i can probably limit the power draw quite a bit. I am awaiting delivery of Shenmue 3 and i'll probably be interested in CP2077 and probably Watch_Dogs Legion. Then again i won't pay full price for Legion so that'll have to wait a year anyway. Legion won't run on the Phenom, if all the last year's Ubi releases are anything to go by, and a severe suspicion that Shenmue 3 and CP2077 won't either.

  • @technologyanimals

    @technologyanimals

    4 жыл бұрын

    @@SianaGearz I do most of my daily tasks on a pentium n5000 14" laptop, so it's not like you always need the best of the best.

  • @cybernitemusic
    @cybernitemusic4 жыл бұрын

    Great audio in your vids. Thumbs up to your recordist 👍

  • @AndyVoelker
    @AndyVoelker3 жыл бұрын

    My first from-scratch build in 2000 used dual celerons cooled by peltiers. But of course, a celeron 366 didn't put out that much heat, even when overclocked to 600. It worked well, but I did kill a few power supplies over a few years.

  • @dwirandypradhika6752
    @dwirandypradhika67524 жыл бұрын

    Next, try a TEC and a radiator in series, because science.

  • @4.0.4

    @4.0.4

    4 жыл бұрын

    First the radiator hopefully (to bring temps down to nearly ambient, then sub-ambient, so that the CPU is just a bit higher than ambient).

  • @Porama6400

    @Porama6400

    4 жыл бұрын

    Yea, Please do that :)

  • @TheRealBadFox

    @TheRealBadFox

    4 жыл бұрын

    doooo iìiiiiiittttt Linus! Alex must put this together! who cares if it consumes 32 amps or 3000 watts, we need to see this!

  • @davkdavk

    @davkdavk

    4 жыл бұрын

    Yeah . Too many tech channels set things up to fail. Id like to see what it would take to make TEC viable on modern CPUs . Well i know how id do it, i just want to see others use their brains

  • @celeritas5k

    @celeritas5k

    4 жыл бұрын

    Something I figured out when I built a pretty decent custom loop with 2 GPUs, a CPU, 2 rads, and 4 inline thermometers in different places: Loop order doesn't matter. At all. No matter how I loaded the system or ran the fans, all 4 thermometers were always within ~.1C of each other. Sure, the whole loop temperature would move up and down with system load and fan speed, but all of them would move together. So yeah, loop order doesn't matter.

  • @W2APS
    @W2APS4 жыл бұрын

    Jeez I remember peltier coolers back pre 2000 to allow CPU overclocking to 200MHz+ :)

  • @PedroFTeixeira

    @PedroFTeixeira

    4 жыл бұрын

    Glad to see on other old school guy om the comments :)

  • @johndeerrm

    @johndeerrm

    4 жыл бұрын

    Same here, i had it on a p3. I could never stop the condensation.

  • @gregorytench2077

    @gregorytench2077

    4 жыл бұрын

    when linus said there may be older ones, i thought back to the celeron 300a days.

  • @jondonnelly4831

    @jondonnelly4831

    4 жыл бұрын

    @@johndeerrm Imagine if you could like take the Noctua design back in time and emm patent heatpipes.

  • @kusazero

    @kusazero

    4 жыл бұрын

    Then you get condensation

  • @jeschinstad
    @jeschinstad3 жыл бұрын

    In a sound studio, you can't use either traditional watercooling or fans because of the noise they make. So if you don't have the option of doing your cooling in a different room, then using peltier modules can be a good idea. You could put lots of peltier modules on the outside of the chassis to silently pump heat out of the system and in that way improve the efficiency of the CPU cooler. Come to think of it, I think that could also be used to bring the system down to very low temperatures, since the condensation would gather on the outside of your chassis and away from any electronics.

  • @tommysalami6301
    @tommysalami63013 жыл бұрын

    Who’s here after 2020 fastest gaming PC video ?

  • @Paulkjoss

    @Paulkjoss

    3 жыл бұрын

    I am 😆

  • @Paulkjoss

    @Paulkjoss

    3 жыл бұрын

    Weird seeing Linus without a beard again XD

  • @israeldelarosa5461

    @israeldelarosa5461

    3 жыл бұрын

    I'm coming from his Water Cooled Chair video

  • @victornpb
    @victornpb4 жыл бұрын

    If you use a 300W peltier on a 100W cpu now you have to dissipate 400W. That's why it will always be unpractical.

  • @MechanicaMenace

    @MechanicaMenace

    4 жыл бұрын

    It's impractical, but if you're into xoc it's impractical anyway.

  • @phantombitly

    @phantombitly

    4 жыл бұрын

    @@Daniel-ub7ueI think that the peltier module just transfers the heat elsewhere using electricity, but at the same time the energy it's using also generates heat

  • @gileee

    @gileee

    4 жыл бұрын

    @@phantombitly It works by having two plates. One of which is hot, and the other cold. If you bring electricity into the system the plates get hot/cold. Otherwise is you heat up one plate, and cool the other, it generates electricity.

  • @damnlogin

    @damnlogin

    4 жыл бұрын

    @@phantombitly somewhat right. When you add power the Peltier module absorbs hear from one side making the other side cold. Cold enough to instantly freeze a drop off water with a 9v battery. They use these in hot/cold water dispensers, mini refrigerators etc etc

  • @wiyandriluwisto3973

    @wiyandriluwisto3973

    4 жыл бұрын

    @@Daniel-ub7ue that wattage is not removing heat, one of the laws of energy is that energy cannot be destroyed nor created,peltier works by creating a difference between the plate using the energy,after that the energy become waste energy (heat)

  • @bruhdabones
    @bruhdabones4 жыл бұрын

    Vincero watches put commodity Quartz movements that cost single digit dollar amounts in cases that cost not much more, and then they sell the watch for $100s

  • @XavierManticof-XZVR
    @XavierManticof-XZVR3 жыл бұрын

    Stock up those Peltier resistors, use about 5 one on to of each other, parallel connect them, such set up of dozens is used to create true cryo temperatures

  • @achtsekundenfurz7876

    @achtsekundenfurz7876

    2 жыл бұрын

    The first Peltier CPU cooler for the PC market came up in the 486 era (i.e. before Pentium). The issue was that the extreme cold could lead to condensation, icing, and even embrittlement severe enough to snap the mainboard in half with vibrations if mounted vertically. The 1990s were wild; many chips could be clocked 50% above design specs back then.

  • @Saturn49YT
    @Saturn49YT4 жыл бұрын

    I remember seeing my first (and last) Peltier CPU cooler in the Pentium Pro days, which would be late 1995 to 1996... There was concerns and issues with condensation back then, as there was no regulation of the Peltier cooler, so it always ran at full blast, potentially getting cold enough to condense water from the air...right on top your CPU.

  • @johnjamison4579

    @johnjamison4579

    2 жыл бұрын

    The Peltier needs to be PID controlled to maintain a constant CPU temp. There's not really a need to keep the CPU so cold. A proper PID will be able to regulate the peltier to keep the CPU from getting too cold. The PID also needs to be limited so that the Peltier doesn't operate at currents much higher than the COP maximum. That way when the CPU outpaces the Peltier the PID doesn't go past I_max and cook everything.

  • @lilgodzillr

    @lilgodzillr

    2 жыл бұрын

    And that boys and girls, is why we have thermostats!

  • @billsenapati8427
    @billsenapati84274 жыл бұрын

    I worked in a lab for two summers working on thermoelectric materials with heating and cooling. I am currently sitting here cringing through the entire video.

  • @magnusclemmensen9336

    @magnusclemmensen9336

    4 жыл бұрын

    why would someone make this product?!? I mean, with Sony's aircondition does it make some what sense. But this? cringing with you body.

  • @LinusTechTips

    @LinusTechTips

    4 жыл бұрын

    Us too :p

  • @MaxUgly

    @MaxUgly

    4 жыл бұрын

    ​@@LinusTechTips It was entertaining!

  • @definty

    @definty

    4 жыл бұрын

    How would you make it?

  • @th3narrat0r5

    @th3narrat0r5

    4 жыл бұрын

    definty you wouldnt

  • @ccknopp
    @ccknopp4 жыл бұрын

    I have to wonder if splitting the hot, out-loop, and sending equal amounts of water to both coolers wouldn't have worked much better. It would slow the water down while inside the cooler, allowing more heat rejection. Then combine the Peltier water outlets to send a single loop back to the CPU.

  • @lespoy445

    @lespoy445

    Жыл бұрын

    Yes indeed. Having the TEC and water block positioned after a radiator would offer some much better results.

  • @YAMAHA_FAN.
    @YAMAHA_FAN.3 жыл бұрын

    0:29 Alex smile priceless

  • @Evan8506

    @Evan8506

    3 жыл бұрын

    yus

  • @That2J

    @That2J

    3 жыл бұрын

    I want to see him grow up strong and healthy

  • @thomashuang5053
    @thomashuang50534 жыл бұрын

    It's just as dumb as gold plated fiber optic cables Cough, looking at you, toslink cables

  • @GreenAppelPie

    @GreenAppelPie

    4 жыл бұрын

    Thomas Huang LOL is that so they conduct electricity better?

  • @ngoquang2708

    @ngoquang2708

    4 жыл бұрын

    TechnologyConnections subscriber spotted

  • @hotzi9288

    @hotzi9288

    4 жыл бұрын

    Please tell me this doesn't exist. This would be even below protecting one´s signal from earth gnomes.

  • @SkeletonGuts

    @SkeletonGuts

    4 жыл бұрын

    @@hotzi9288 they do exist, search toslink on Amazon and plenty of them are gold plated.

  • @KyBr2000

    @KyBr2000

    4 жыл бұрын

    @@gameconsole9890 Go back to your cave and write an essay on proper application of lame memes.

  • @JMUDoc
    @JMUDoc4 жыл бұрын

    "My air conditioner doesn't have [a bluetooth speaker]..." MY air conditioner doesn't have an AIR CONDITIONER.

  • @therealpbristow

    @therealpbristow

    4 жыл бұрын

    My air conditioner has an extra H at the front... But it's really compact! =:o}

  • @NewLondonMarshall

    @NewLondonMarshall

    4 жыл бұрын

    @@therealpbristow ahahhaa

  • @RaiderX303
    @RaiderX3034 жыл бұрын

    I had a Titan Amanda TEC cooler back in the Core 2 Duo days and it worked pretty well, was just quite power hungry.

  • @DR-ip1rh
    @DR-ip1rh4 жыл бұрын

    Just curious, in keeping with the theme of bad cooling ideas, what would happen if you added the radiator to the loop after the CPU to bleed off some extra heat energy before the coolant circulates back to the TECs. This way you are reducing the pre-cooler fluid to as close to ambient temps as possible before the coolers do their work. I realize it costs twice as much and negates the comparison between the two, but it would be interesting to see just how cool you can get it by using TEC. It would be more like boosting an already capable system than trying to replace it altogether. Also curious what affect you would get from using the TECs in series vs parallel configurations, i.e., running the coolant through one, then the other vs splitting it into two parallel cooling paths then merging them back before they enter the CPU cooling block... you never know, maybe the slower coolant flow through the cooling blocks will allow for more heat energy to be removed from the coolant. Other tweaks, like insulating the cooling blocks and cold lines and having the coolers as short a distance from the CPU as possible might add a little efficiency as well.

  • @imholdenonarope
    @imholdenonarope4 жыл бұрын

    Linus "Thermoelectric cooling is a bad idea" Also Linus "Cooling with concrete kinda works!"

  • @JavierBacon

    @JavierBacon

    4 жыл бұрын

    Yeah that was April 1 tho wasn't it?

  • @tankermottind

    @tankermottind

    4 жыл бұрын

    Like cooling with concrete, it kind of works, and like concrete, it's a bad idea. I hope you aspire to higher standards than "kind of works" in your PC builds.

  • @ayylmao5955

    @ayylmao5955

    4 жыл бұрын

    @@tankermottind shut the fuck up

  • @hs_doubbing

    @hs_doubbing

    4 жыл бұрын

    @@ayylmao5955 Sheesh. Who hurt you?

  • @ayylmao5955

    @ayylmao5955

    4 жыл бұрын

    @@hs_doubbing you shut the fuck up too

  • @saltysteel3996
    @saltysteel39964 жыл бұрын

    Ok, Linus and ElectroBoom both have a thermoelectric cooling video out within 24 hours of each other. Strange...

  • @ticTHEhero

    @ticTHEhero

    4 жыл бұрын

    But Mehdi is a bit "nerder" therefore no use for 99% of Linus's subscribers aka schoolbois, aka have you finished your homework? aka it's summer mom

  • @whisk3y9

    @whisk3y9

    4 жыл бұрын

    Both Canadian?

  • @alexb-vh4nq

    @alexb-vh4nq

    4 жыл бұрын

    Linus’s videos are always in queue and filmed WAY before they come out... look at for example...when one of them gets a haircut and comes on WAN and then look wt the most recent video 😅😅 you’ll see the new haircut after 2-3 weeks 😅

  • @paulrivieras9762

    @paulrivieras9762

    4 жыл бұрын

    You know what else is strange? TODAYS SPONSOR...

  • @natturefrk

    @natturefrk

    4 жыл бұрын

    @@ticTHEhero Boy you really love using "aka".......

  • @theaholio7037
    @theaholio70374 жыл бұрын

    peltier chips are good for one things: using a joule thief circuit along with it you can make diy flashlights that are powered by your body warmth. power input creates temperature output and vice versa.

  • @casey360360

    @casey360360

    Жыл бұрын

    Long ago, a company sold a vest that would supposedly power your laptop with body heat. The vest was just a SHIT TON of tec plates.

  • @theaholio7037

    @theaholio7037

    Жыл бұрын

    @casey360360 I should've mentioned the flashlight it'd be powering up p is not a very bright one, still useful though. Are you serious about the vest? I gotta look this up lol. I got a feeling It's probably gonna end up with me going down a rabbit hole.

  • @golsonkp
    @golsonkp4 жыл бұрын

    I always wanted the ultra thermal electric cooling one back in the day. I thought it looked really cool

  • @DoggoInYourWalls
    @DoggoInYourWalls4 жыл бұрын

    16:29 *drops bench* His face: That was worse than expected, hopefully linus doesn´t...

  • @MostlyPennyCat
    @MostlyPennyCat4 жыл бұрын

    Naw, it's awesome! I remember when people TEC cooled Celeron 400s...

  • @thoughtlesskills

    @thoughtlesskills

    4 жыл бұрын

    I almost miss my dualie Celerons...

  • @patrickwatkins7572

    @patrickwatkins7572

    4 жыл бұрын

    @@thoughtlesskills i miss microsoft internet explorer & my 300a .... and interstate 76 !!@$

  • @gaptoofgranny

    @gaptoofgranny

    4 жыл бұрын

    Those were the days.

  • @kstricl

    @kstricl

    4 жыл бұрын

    I tried that... only time I ever actually cooked a cpu, glad it was just a celeron. Lesson is: don't put the TEC directly on a chip without an IHS.

  • @kchimusaru

    @kchimusaru

    4 жыл бұрын

    kzread.info/dash/bejne/hmxr1tOpfs6vYZs.html My Peltier cooled PC

  • @catatonicsloth
    @catatonicsloth4 жыл бұрын

    At my previous job we built a railway inspection system with two high-end pcs in a box with water cooling, where the water was running through an industrial chiller. (The chiller was cooling multiple water streams, pcs, cameras, and LED lights) Try that! :D

  • @HorzaPanda
    @HorzaPanda4 жыл бұрын

    I used to work at a lab where we used Peltier coolers to chill the CCDs. We did get the condensation problem once, which resulted in some confusion looking at images till someone worked it out XD (they're supposed to be sealed units so water really shouldn't be able to get in there, but of course, it still happens sometimes :P)

  • @GuigEspritDuSage
    @GuigEspritDuSage4 жыл бұрын

    I remember to have done the calculations for Peltier cooling on the late 90's or early 2000's and the numbers get really fastly big. When you use a peltier, you want: 1°) deltaT (hot temp - cold temp) as big as possible. 2°) hot side (and so cold side) as cold as possible. Then comes the problems: A peltier element can achieve his maximum deltaT when the heat input in 0w. When the eat input match the peltier maximum power, the deltaT become 0°C. It means that a peltier has to be much powerfull than a CPU if we want it to be well-cooled. So for example a 25W AMD K6-2 from this old times, to be quite well cooled, you need a 80W+ peltier. A 80W peltier means 80W power absorption capacity. And so 80W+ power consumption and eat generation. So the cooling system have to be big enough to evacuate 25 + 80+ = 105+W heat instead of the 25W from the CPU alone. Also sometimes, a peltier fries. So he become a powerful heat generator, leading to to the CPU to follow it in his death.

  • @jubuttib
    @jubuttib4 жыл бұрын

    "Maybe it just wasn't mature enough." Alex: *chuckle, look of disbelief*

  • @nicknac93
    @nicknac934 жыл бұрын

    16:15 oh goodness my man was just waiting for his moment to talk so awkwardly 😂😂😂

  • @exgenica
    @exgenica4 жыл бұрын

    Whoops, I entered this just a few seconds before the end of the vid where I thought you wouldn't mention the amps...but you did!!! Good job. OLD How many amps are you pumping into the TEC? You mentioned the thick wires leading to it, and I know to obtain a decent delta-temp most Peltier devices require a whole lot of power.

  • @archangelsean
    @archangelsean4 жыл бұрын

    Cooler Master V10 had one too! i had a q6600 cranked to the max with one of them and it ran SWEET

  • @jamienolan6182
    @jamienolan61824 жыл бұрын

    Linus: but what’s even cooler Me: Skips 20 seconds Also me: shit

  • @kotadawndragon

    @kotadawndragon

    4 жыл бұрын

    I did the same thing. I think they're getting wise to our ad-avoiding strategies.

  • @jamienolan6182

    @jamienolan6182

    4 жыл бұрын

    Kota W. XD

  • @fortisprocer966

    @fortisprocer966

    4 жыл бұрын

    Lol! I was somewhat surprised that there was no sponsor until the end.

  • @polychoron

    @polychoron

    4 жыл бұрын

    If you like the content, why would you avoid the ads? There's a price to pay for everything, if you value it, pay for it. Aw damn, this got my brain arguing with itself over thermodynamics again X/

  • @2nd-place

    @2nd-place

    4 жыл бұрын

    FortisProcer I’m confused. Did you guys miss 1:25?

  • @jazzmickge1
    @jazzmickge14 жыл бұрын

    I'd like to see you try this test. In cars which of course use liquid cooling, they apply an additive to the water. The coolant added to engines, not only stop the water from freezing but also make the water more efficient at heat conduction. Would adding a coolant additive to the water in a PC system help cooling?

  • @mitchek6509
    @mitchek65094 жыл бұрын

    with my limited knowledge of thermodynamics the bottleneck seems to simply the physical surface area available to dissipate heat (the rate at which air can be heated by each set of radiating fins rather than the rate at which heat can be pushed to the fins). it would be interesting to see the results if those aquarium coolers were used without the peltier modules inline but the rest of the setup was kept the same

  • @yeuros6280
    @yeuros62804 жыл бұрын

    I saw the title on my Firefox notification and I was like "this sounds like a Linus video. and that other guy who fiddles with electrical stuff". Been a while since we've seen Alex haha

  • @NoahKesterson
    @NoahKesterson4 жыл бұрын

    Very informative video. I had no idea what a TEC was until today. Thanks for the great video as always! 👍

  • @jur4x

    @jur4x

    4 жыл бұрын

    most car 12V "fridges" use TECs. But they can only do 20C below ambient. Cheapest compressor based fridge I found for a car, was at similar price as my home fridge.

  • @AluVixapede
    @AluVixapede3 жыл бұрын

    The first time I saw a peltier on a heatsink was when my friend bought, this little ........ cooler master, I think? This was back in the day of socket 7 Power was supplied via the system's PSU and it really didn't work well at all. My "custom cooling solution" (a 20 inch box fan and no cover on the case :B) outperformed it by far.

  • @hopguy666
    @hopguy6664 жыл бұрын

    6:50 Linus did a good job hiding a yawn lol

  • @Codexionyx101
    @Codexionyx1014 жыл бұрын

    At least you can use this to get free water from air. Oh wait...

  • @toaruScar

    @toaruScar

    4 жыл бұрын

    Fontus intensifies

  • @jacoby6000

    @jacoby6000

    4 жыл бұрын

    lmfao

  • @bubbydabeast4253

    @bubbydabeast4253

    4 жыл бұрын

    Buy our new LTT water bottle with including non drinkable water

  • @Nirofix

    @Nirofix

    4 жыл бұрын

    Nestlé dislikes this

  • @deusexaethera

    @deusexaethera

    4 жыл бұрын

    Free with purchase of hundreds of watt-hours of electricity.

  • @sirsundays
    @sirsundays4 жыл бұрын

    Ask Der8auer. He has a Peltier cooler that works great. It just needs a lotta power.

  • @cbale2000

    @cbale2000

    4 жыл бұрын

    A lot of power and a lot of heatsinks.

  • @Promilus1984

    @Promilus1984

    4 жыл бұрын

    Well if it needs a way lot power than decent air cooler or water cooler then it's basically poor idea. Most likely you'd cool down more efficiently with refrigerator and still with better results. So, yeah, TEC is dead, at least in PC world/

  • @Chris.Davies
    @Chris.Davies4 жыл бұрын

    I successfully used an 80-watt peltier on my PC back before you guys were begging for happy meals. I inserted it between the CPU and the heatsink, and used lots of silver-based thermal goop. With the exact same fan speed settings, I was able to drop the core temps by 6 degrees C, and thus achieve a 67% overclock, compared to a 50% overclock. That meant I saved about $1,000 on the CPU. So the extra power wasn't really an issue. More recently, I designed and built a Peltier-based stove fan for atop our fire. It uses an alloy base to absorb the heat, and a massive old Coolermaster heatsink with 6 heatpipes. The temperature differential drives a 12" RC plane propellor which blows air over the heatsink, and maintains a 40-50 degree C difference between the two sides of the peltier. This generates 1.3 volts, and enough current to drive the propellor sufficiently quickly to remove a huge amount of heat from the flue. To avoid heat-soak, the device has to sit perched right at the front of the fire, so that cool air from in front of the fire can be pulled in to cool the heatsink. The thing is so well made, that it starts automatically when you light the fire, and it runs until the firebox cools to the point you can just touch it.

  • @gregorymalchuk272

    @gregorymalchuk272

    3 жыл бұрын

    Exactly. A properly designed thermoelectric cooler system can definitely work well. Stacking 2 of them in a multistage configuration also tends to increase the Coefficient of Performance (COP) and decrease electrical consumption for a given amount of cooling.

  • @jimmysanders505

    @jimmysanders505

    3 жыл бұрын

    This video still pisses me off everytime it pops up. What's next? "Freon cooling is a bad idea". Pc cooling is actually one of the use cases where peltiers can make sense, you just have to actually think instead of strapping stuff from ebay together and then say "muh thermodynamics" even though your engineering is the reason it failed

  • @joseph0258190
    @joseph02581904 жыл бұрын

    I use the Phononic Hex 2.0, 2 things, one the unit works very well if you hook up the USB to it and use the app so you can turn it up and max it out, also I noticed that you must tighen the backplate to the adaptor as much as you can to get the best contact to the CPU, now ofcourse there are better coolers out there but for me having a mini ITX unit, it works rather well. I have the i9 9900k btw

  • @diavuno3835
    @diavuno38354 жыл бұрын

    TECs can be great, when done properly.... Like with my 400w TEC getting an athlon Xp Barton to sub zero temps with a liquid system chilling the hot side. And a second psu dedicated to the tec. ....as you said "in the old days"

  • @hemi-pilot

    @hemi-pilot

    4 жыл бұрын

    Diavuno similar here, K6-2 450 @ 540 MHZ at -20 C using peltier and custom watercooling loop in 1999.

  • @jur4x

    @jur4x

    4 жыл бұрын

    "TECs can be great" like the one keeping my food cool on my road trips :)

  • @XtremeConditions
    @XtremeConditions4 жыл бұрын

    The logic of this sounds like... "Let's cool all them watts, by adding MORE watts!"

  • @jur4x

    @jur4x

    4 жыл бұрын

    That's pretty much how TEC works.

  • @user-xr3rb6pn9m

    @user-xr3rb6pn9m

    4 жыл бұрын

    I don't want to see that electricity bill which will arrive afterwards...

  • @XtremeConditions

    @XtremeConditions

    4 жыл бұрын

    @@SimonWoodburyForget I guess, but isn't the whole point of an air conditioner is that the reactions that occur outweigh the added heat of its power consumption, if that makes sense? Well, certainly in that it pumps the heat away, so I guess it doesn't outweigh per se. Or does it..? That's interesting and a whole other question I guess. This almost sounds like you're pumping electricity directly INTO the device that needs cooling. But I guess that's not quite what's happening either the way Alex explained i. It just seems like this whole thing is a waste and that if it ain't broke, don't fix it, you know?

  • @JoeCensored
    @JoeCensored4 жыл бұрын

    Had one of these kind of coolers in the early Pentium days. Made sense at the time, but we weren't dealing really that much heat on a Cyrix 166 or whatever I was running it on.

  • @conormaguire690
    @conormaguire6904 жыл бұрын

    if you were to use a standard radiator setup but use a peltier in series on the return to the cpu would it work better. like passing the pipe through a fridge after cooling

  • @samtherat6
    @samtherat64 жыл бұрын

    You want to know what draws more power than these coolers? All of these plugs for LTT merch.

  • @gnaurai6251

    @gnaurai6251

    4 жыл бұрын

    I could understand if it was at the end but as it is in this video? It just feels forced.

  • @staticofid6366

    @staticofid6366

    4 жыл бұрын

    @@gnaurai6251 money is money

  • @dmay7

    @dmay7

    4 жыл бұрын

    I don't understand how that hoodie is stealth. I can see it and I'm not even straining.

  • @aduty23
    @aduty234 жыл бұрын

    I remember seeing TEC coolers in computer magazines and catalogs back in 1998. They didn’t catch on due to condensation on the cold side. Given the control modern boards have, it would make more sense now though by the time it could have made sense CPUs started making so much heat that TECs couldn’t keep up.

  • @phant0m233

    @phant0m233

    2 жыл бұрын

    "They didn’t catch on due to condensation on the cold side" I remember this being an issue, too, and also the reason these coolers fell off the market. The real issue with these coolers is brainless idiots like these not understanding why they weren't more widely distributed before; that the technology specifically for CPU cooling has been around for over twenty years; that the science is real, and named after a real scientist; that the shit works, but perhaps not with this specific illustration. Another person who posted a comment to this video, Kyle Quinn, remarked: "I love that I'm seeing this right after Intel released their first consumer Thermoelectric cooler. The results are amazing, I can't even lie. Watched one on a 5950x all core 4.8ghz to 5ghz boost clock at 45 degrees C which is bloody insane." Another big issue with this cooling solution is that there are no moving parts, which means the service life is dramatically increased AND it is substantially quieter than a fan! Literally no noise! It'll use more juice than a fan, but you're also not technically losing a considerable amount of that electrical power to friction from the fan blades spinning.

  • @CupcakeLoverBoy
    @CupcakeLoverBoy4 жыл бұрын

    2 questions. Does anyone know what type of laptop Alex is using, and does anyone know the specs of the rig they are testing the cooler on?

  • @frankmayer559
    @frankmayer5594 жыл бұрын

    I would like to know, what results could be possible if you combine the watercooling with the peltiercooling. I mean, first „precool“ with the big radiator to get rid of most heat and then after the radiator go through the peltier to cool it below ambient temperature... (it will never be economical, but i think it could improve the cooling effect...)

  • @lalPOOO
    @lalPOOO4 жыл бұрын

    Put a tec inbetween a refrigerant phase change system block and the cpu. It doesnt really work, but thats sort of the point of these videos.

  • @jihoonkim9766
    @jihoonkim97664 жыл бұрын

    The only thing that matters in a sustained workload is the surface area of the fin stack. It doesn't matter whether you move the heat with heat pipes, water or TECs.

  • @effuah

    @effuah

    4 жыл бұрын

    Also the temperature Delta (Fins/Ambient) matters, so if you could have a magic TEC, which could move the heat for free (and brakes thermodynamics), your fins would be more effective and you could use less area.

  • @knifefest
    @knifefest4 жыл бұрын

    If you put one of those Peltier coolers in series with a normal radiator, would you be able to get a "turbo cool" effect by letting the coolant reach sub-ambient during times of low load so it's pre-chilled for short bursts of high heat output?

  • @alexoftheway8169
    @alexoftheway81694 жыл бұрын

    😂 This was great fun to watch. Can't help but think that a PC with more CPUs with boring coolers for the same power draw would be a vetter way to get enhanced performance.

  • @UTUBESUCK666
    @UTUBESUCK6664 жыл бұрын

    Used to TEC cool my Celeton 300A @ 600mhz, wayyy before 2007.

  • @davkdavk

    @davkdavk

    4 жыл бұрын

    I still have a 300a @ 450

  • @nokken9

    @nokken9

    4 жыл бұрын

    I remember first seeing the name Peltier back in '99 in reference to OCing Slot 1 CPUs

  • @aidaneloff5357
    @aidaneloff53574 жыл бұрын

    12:58 _Linus always has a simple solution to complete the loop in half the time. You only get that after years of experience, kids._

  • @sausagefingers714
    @sausagefingers7144 жыл бұрын

    have you tried to slow down the flow rate? maybe giving the chillers more time to cool the water may help? i understand it will also give the CPU more time to heat the water up but maybe it will make a difference over all..

  • @raphaelsainte-claire4861
    @raphaelsainte-claire48614 жыл бұрын

    people were trying to use Peltier heat pumps 20 years ago for PC cooling. It didnt take off then either.

  • @robertsneddon731

    @robertsneddon731

    4 жыл бұрын

    I used Peltier cooling on a dual PII (300MHz) machine about 25 years ago. I've still got the coolers (60W each IIRC) and heatsinks in a box somewhere. They were better than stock fan cooling but not by much and the current draw for the Peltier devices was a problem for the wimpy PSUs of the day.

  • @raphaelsainte-claire4861

    @raphaelsainte-claire4861

    4 жыл бұрын

    @@robertsneddon731 that sounds about right. I had one for an AMD K6-2, I think, might have been a K6-3. Got it from Maplin. Never really impressed me much so went back to an OG fan.

  • @denniero6904

    @denniero6904

    4 жыл бұрын

    @Heads Mess 7:30 it shuts down at room temperature.

  • @hydra2855
    @hydra28554 жыл бұрын

    Maybe put the radiator on the warm output side of the CPU so the water going into peltiars is a little cooler?

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