| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an intake air temperature adjusting device of a gas turbine capable of improving efficiency in a combined power generation plant in heating operation of intake air, by increasing output of the gas turbine in cooling operation of the intake air, by switching supply of cold water and cooling water generated by a refrigerating machine for cooling or heating air sucked in a gas turbine compressor. <P>SOLUTION: Power generation efficiency of the combined power generation plant is improved by using the cooling water manufactured by a condenser of the refrigerating machine for heating fuel of the gas turbine or supply water of an exhaust heat recovery boiler in the cooling operation of the air sucked in the gas turbine compressor and using the cold water manufactured by an evaporator of the refrigerating machine for cooling a generator of the gas turbine in the heating operation of the air sucked in the gas turbine compressor, by switching the supply of the cold water and the cooling water generated by the refrigerating machine for cooling or heating the air sucked in the gas turbine compressor. <P>COPYRIGHT: (C)2012,JPO&INPIT |
