Defining Temperature-dependent Convection Using Ansys Mechanical

Ғылым және технология

Convection is a common mode of heat transfer, which occurs in fluids. It can be simulated in two ways. One way is by using Computational Fluid Dynamics through a CFD solver, and the second way is by using a conduction-based solver. In the second approach, the convection is defined as a boundary condition driven by two parameters, film coefficient and bulk temperature. When discussing convection, the film coefficient is a very important variable. Although, the film coefficient depends on various physical attributes, a temperature-dependent film coefficient is common in thermal analyses. In this video, we will discuss about how to define temperature-dependent convection.
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Пікірлер: 15

  • @AnsysLearning
    @AnsysLearning2 жыл бұрын

    This video is part of the free Ansys Innovation Course “Topics in Heat Transfer Analyses Using Ansys Mechanical”. Access all of the course contents including additional lessons, handouts, simulation examples with starting files, homework problems, and quizzes: courses.ansys.com/index.php/courses/topics-in-heat-transfer-analyses/ Check out other courses on the website while you’re there. Happy learning!”

  • @user-kj9zw8vo1q
    @user-kj9zw8vo1q5 ай бұрын

    I just have one question. If you know the h value or k value, why bother specifying heat flow and heat flow? I don't understand how it can be specified by convention and conduction.

  • @bdmmech
    @bdmmech3 жыл бұрын

    How to perform Temp dependent Heat Generation in Ansys Transient Heat Transfer analysis in workbench platform ?

  • @2902rajesh

    @2902rajesh

    2 жыл бұрын

    kzread.info/dash/bejne/kZ6ryLJ9Zr2-odY.html

  • @ThomasHaberkorn
    @ThomasHaberkorn2 жыл бұрын

    if the surrounding air has a temperature of 22°C, why even set a convection boundary with 22°C ambient temperature? Wouldn't a simple temperature condition set at 22°C suffice?

  • @_John_P

    @_John_P

    Жыл бұрын

    The temperature of the material affects the boundary layer temperature, which affects the convective term.

  • @satishlukka1454
    @satishlukka1454 Жыл бұрын

    How to vary internal heat generation with length in steady state thermal through workbench?

  • @AnsysLearning

    @AnsysLearning

    Жыл бұрын

    Thanks for watching! Please post your query on the Ansys Learning Forum for a detailed answer from the wider Ansys Community: ansys.com/forum.

  • @dhrubap-jq6ys

    @dhrubap-jq6ys

    Жыл бұрын

    Using function in magnitude

  • @sakshyakumar1377
    @sakshyakumar13772 жыл бұрын

    Sir in concrete it is convection or conduction

  • @igors1131

    @igors1131

    Жыл бұрын

    exactly

  • @ramazanevrensel6535
    @ramazanevrensel65357 ай бұрын

    Hello, I have a few questions regarding thermal and harmonic analysis of a part in Ansys. My first question is, I will keep it at 23°C for 1 hour. Then I will reduce it by 3°C per minute and wait for it to reach -60°C. When it reaches -60°C, I have to keep it at this temperature for 2 hours. Then I will increase it by 3°C per minute and wait for it to reach 23°C. I will keep it at 23°C for 2 hours. My second question is that I will need to keep the relevant part in a 90% humidity environment at 30°C for 1 hour, and at 50°C in a 95% environment for 3 hours. My 3rd question is that I will subject the relevant part to 3g peak-to-peak simple harmonic analysis from 10 Hz to 60 Hz in every 3 axes for 10 minutes. How do I do this type of work in Ansys workbench ? Can you make an example application? Thank you for your answer, best regards

  • @AnsysLearning

    @AnsysLearning

    6 ай бұрын

    Thanks for watching! Please post your query on the Ansys Learning Forum for a detailed answer from the wider Ansys Community: ansys.com/forum.

  • @user-gx6cz2qq9p
    @user-gx6cz2qq9p Жыл бұрын

    the audio is horrific

  • @AnsysLearning

    @AnsysLearning

    Жыл бұрын

    Thanks for watching & providing feedback! Visit Ansys Innovation Courses for free courses, including videos, handouts, simulation examples with starting files, homework problems, and quizzes here: ansys.com/courses.

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