Sub Nitrogen Phase Change Compressor unit

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SUMMARY

The discussion centers on the feasibility of using a phase change compressor unit in conjunction with liquid nitrogen to achieve sub-200°C temperatures for overclocking purposes. The user highlights traditional cooling methods, such as cascade phase change units and liquid nitrogen pots, while noting the rarity and high cost of liquid helium. The concept proposed involves bathing the hot side of a compressor in liquid nitrogen to enhance cooling efficiency. The term "cryocooler" is identified as a relevant solution available for purchase.

PREREQUISITES
  • Understanding of overclocking techniques and their cooling requirements
  • Familiarity with phase change refrigeration systems
  • Knowledge of liquid nitrogen properties and handling
  • Basic principles of thermodynamics related to temperature differentials
NEXT STEPS
  • Research the design and operation of cryocoolers
  • Explore advanced cooling techniques for overclocking, including cascade systems
  • Investigate the safety protocols for handling liquid nitrogen
  • Learn about the thermodynamic principles governing phase change refrigeration
USEFUL FOR

This discussion is beneficial for overclockers, hardware enthusiasts, and engineers interested in advanced cooling solutions for high-performance computing systems.

jebusv20
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Hey guys, I don't post here often but I like to come here when I have a problem that really rattles my brain.

I am an 'overclocker' by hobby (I tune computers), a big part of the overclocking scene is cooling the processor of the computer as far as possible. For years now the 'best' way of doing this has either been the use of a cascade phase change unit (phase change compressor cooling the hot side of another phase change compressor) or what is known as a pot (essentially a large 3kg+ cup of copper) that is often filled with liquid Nitrogen good for -196C.

There is also the very rare use of liquid helium at -250C or so, but the cost of liquid helium is so prohibitive that helium runs happen no more than half a dozen times a year all around the world.

My idea is, could a compressor be used, with the hot side bathed in liquid nitrogen to create a temperate delta allowing for sub 200-250 temperatures on the cold side?

I am completely aware that 90% of this will not make much sense as I am not as scientifically literate as I would like to be (IT at university, not Eng). If you believe you can help, please ask questions so I can translate to smart.

appendix:
a guide to what overclocking is:
http://www.youtube.com/watch?feature=player_embedded&v=LrsN3r_gVJU
 
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