By Tony Kordyban
This renowned publication is a suite of myths, errors, and classes realized from training engineers inquisitive about the sphere of digital gear cooling. via unique anecdotes and tales in line with his event at Tellabs Operations, Inc. Tony Kordyban covers uncomplicated dimensions of warmth move concepts--mostly from actual difficulties that have been incorrectly solved at least one time prior to an accurate procedure used to be utilized. The book's 31 chapters, each one on an incredible and correct subject, include easy line drawings to aid illustrate the fundamental options, whereas the textual content presents actual and whole technical reasons. The book's case research procedure makes it a really worthwhile and convenient reference--and Kordyban's transparent and exciting writing sort mixes technical subject material with humor and is either iinteresting and instructive
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Extra info for Hot air rises and heat sinks : everything you know about cooling electronics is wrong
Example text
A sink is a place we can dump something and then pretend it no longer exists, such as the kitchen sink. We dump our greasy water down the drain and forget about it. But like that dirty water that shows up again on somebody's beach, heat that flows into a heat sink doesn't just disappear, and we ultimately can't forget about it. org/about-a An ideal heat sink is a thing that absorbs heat endlessly without getting hot. This is impossible. Heat is energy, and the Conservation of Energy is not just a good idea, it is the Law.
Except in electricity, you usually talk about resistance, not conductivity. And resistance was a simple, ordinary unit — ohms, not coulombs per fortnight per league, for example. org/about-as So I told Herbie a story about the Joule monkeys living on islands in the Fourier Sea. These monkeys can't swim, and they hate being crowded together. They always try to make the biggest space between themselves and the other monkeys. Whenever they see an opportunity to move to a less crowded place, they run for it.
Start in on the Crown Jewels of England? It isn't as bad as that. Physics and chemistry are coming to the rescue again. Those guys in the white coats have already figured out how to make artificial slabs of diamond film by vapor deposition. For high-power applications, they have built prototypes of actual circuits on diamond film substrates. Someday soon you will see DeBeers get into the integrated circuit business. We'll have circuit boards with gold contact connectors and diamond-encrusted components, and I'll still hear from Marketing that we can't add a fan to the system because it is too exotic.