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Patent Searching and Data


Title:
COMBINED CYCLE PLANT, METHOD FOR REDUCING MINIMUM OUTPUT THEREOF, AND CONTROL DEVICE THEREFOR
Document Type and Number:
WIPO Patent Application WO/2017/145427
Kind Code:
A1
Abstract:
A control device (100) comprises: a reception unit (101) which receives a load schedule (LS) indicating a future load of a combined cycle plant; a steam temperature control unit (103) which controls the temperature of steam that flows into a steam turbine (30); and a fuel control unit (104) which controls a flow rate of fuel supplied to a gas turbine 10. The steam temperature control unit (103) outputs a command to a steam temperature adjusting device (26, 28) prior to a load decrease time at which the load is to be reduced according to the load schedule (LS), the command indicating a manipulated variable which causes the steam temperature to decrease.

Inventors:
KUBOTA Atsushi (3-1, Minatomirai 3-Chome, Nishi-ku, Yokohama-sh, Kanagawa 01, 〒2208401, JP)
Application Number:
JP2016/078394
Publication Date:
August 31, 2017
Filing Date:
September 27, 2016
Export Citation:
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Assignee:
MITSUBISHI HITACHI POWER SYSTEMS, LTD. (3-1 Minatomirai 3-Chome, Nishi-ku Yokohama-sh, Kanagawa 01, 〒2208401, JP)
International Classes:
F01K23/10; F02C9/28; F22B1/18; F22G5/12
Foreign References:
JP2005036685A2005-02-10
JP2014084847A2014-05-12
JP2002021509A2002-01-23
JPH0486306A1992-03-18
Attorney, Agent or Firm:
MORI Ryuichirou et al. (1-9-2, Marunouchi Chiyoda-k, Tokyo 20, 〒1006620, JP)
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