| 摘要 |
PROBLEM TO BE SOLVED: To suitably recover heat after expansion of a working medium, without decreasing power generation output, in a binary power generator.SOLUTION: In a binary power generator 100, an evaporator 10 for evaporating a refrigerant liquid by hot water serving as a heat source, a superheater 20 for heating evaporated refrigerant gas to a superheated state, an expander 30 for generating a rotational drive force by expanding steam of the refrigerant gas, a heat recovery device 50 (first heat exchanger) for recovering sensible heat possessed by the refrigerant gas expanded by the expander 30, a condenser 60 (second heat exchanger) for cooling latent heat, which is possessed by the refrigerant gas to condense it into the refrigerant liquid, and a refrigerant pump 70 for circulating the refrigerant liquid condensed by the condenser 60 are provided on closed loop-like circulation piping. |
