Back to results
US 4,232,525 AGranted
Working fluid for Rankine cycle
AssigneeDaikin Kogyo Co., Ltd.
InventorsNaonori Enjo, Hideki Aomi
Life of this patent
Estimating the term…
Abstract
A Rankine cycle working fluid containing a mixture of 2,2,3,3-tetrafluoropropanol and water, which is low toxic, incombustible, nonexplosive, noncorrosive and stable, and also has a high critical temperature and forms azeotropic-like composition. It is suited for use in a Rankine cycle using heat source of low temperature.
Claims3
A working fluid for a Rankine cycle in which the working fluid is vaporized, the vapor is expanded to give a mechanical energy and the vapor is then condensed, which comprises a mixture of 2,2,3,3-tetrafluoropropanol and water.
Dependencies are inferred from the claim text.