This paper describes a two stage Gifford-McMahon cycle cryorefrigerator operating on the gas balancing principle. Here, the cryorefrigerator is driven by a valve mechanism consisting of two spool valves operating at a suitable phase sequence with respect to each other. The valve mechanism is driven
Heat balance analysis of single stage Gifford-McMahon cycle cryorefrigerator
β Scribed by M. Thirumaleshwar; S.V. Subramanyam
- Publisher
- Elsevier Science
- Year
- 1986
- Tongue
- English
- Weight
- 537 KB
- Volume
- 26
- Category
- Article
- ISSN
- 0011-2275
No coin nor oath required. For personal study only.
β¦ Synopsis
A heat balance analysis of single stage Gifford-McMahon cycle cryorefrigerator is presented. Ideal refrigeration, actual refrigeration, net refrigeration and the various losses are tabulated. It is observed that pressure-volume losses account for a major fraction of the total losses.
π SIMILAR VOLUMES
Exergy or the available work energy function is a useful concept for analysing a Gifford-McMahon cycle. By definition, exergy of a state 1 is the maximum work that would be obtained in bringing the state to the dead state or ambient state for a heat engine. For a refrigerator, exergy is the minimum
A non-linear model describing the dynamics, fluid dynamics and thermodynamics of a dynamically balanced Gifford-McMahon (G-M) cryorefrigerator has been developed. The cryorefrigerator consists of two horizontally opposed first-and second-stage displacers, a first-and a second-stage thermal regenerat