Wednesday, February 5, 2020
How to Calculate Heat Loss
How to Calculate Heat LossWhen I was in college, I read a couple of books on how to calculate heat loss, but I don't recall which one it was. I guess I just got a book from the library or something. It was some sort of long-winded one and it was full of formulas and equations and all kinds of figures.It was an interesting and difficult thing to figure out. But that's how I learned how to calculate heat loss. I'm sure there are others out there who are still figuring it out.Now I know how to calculate heat loss because I have studied science for many years. But for some reason, for some reason it's much easier to understand heat loss in mechanical terms. That's probably why so many people don't understand it. And I don't blame them at all.In a mechanical term, it's fairly easy to understand, isn't it? Heat is a mass moving through a medium. The first step is to convert heat into mechanical energy by converting heat to work. In a mechanical term, all we have to do is think of heat as a material through which a force can be applied.Let's say you're standing at a very high temperature. You push your hand up to the surface and the material in your hand expands. The energy that was in your hand gets converted into work and you can feel the heat. That's what happens when you put an object in a liquid or a gas and make it expand.When you've got a substance in a low temperature, like air, it won't expand no matter how hard you try. It will, however, contract. It'll become cooler because it's not absorbing any energy.You've just experienced heat transfer, meaning you've taken heat from a source to a heat sink. If you put the same object in a highly viscous fluid, it would absorb a lot of heat and be less than a bit warm. In a similar way, a hot object moves through a medium faster and can transfer a lot of heat, especially at very high temperatures. All it takes is to know how.
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