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Old 01-02-17, 10:38 AM   #23
jeff5may
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Default Cryogenic refrigeration

Quote:
Originally Posted by arpitkakkar1 View Post
There are many types of refrigerator and use of the refrigerators are different at different places some of freezers are use in laboratories for research work called Ultra low freezer for reduce the chances of sample damage.
Take a look at the extreme system kids and their projects. The amount and depth of knowledge is astounding.

Vapor Phase Change Cooling

The main goal of their cryogenic cooling rigs is to present as low a temperature as possible to the heat-producing parts of their computers. That way, they can overclock and overdrive their systems to levels that would normally not be attainable. Most of these cooling systems are not built with efficiency (or simplicity) in mind; evaporator temperature and capacity take priority over COP. Accordingly, the systems of choice for that application are the classical cascade cooler and the autocascade evaporator.

At first glance, the site appears as a couple of gurus directing a massive amount of laymen. But that's not the case at all. In fact, there are many experienced builders who are members, a whole lot of engineers, refrigeration scientists, and other technically astute members. Being inside the realm of computer science and IT helps out in that most technically challenged individuals don't reach the point of needing cryogenic cooling, I'm sure.

In this respect, the site parallels that of this forum. The "average" computer user, homeowner or renovator is satisfied with a certain level of performance at a certain price point, doing a certain amount of damage to the environment or their wallet (directly or indirectly) in the process. An experienced Ecorenovator or Xtremesystems forum member seeks a higher level of performance than is considered "sufficient" to meet their demands.
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