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Title:
THERMAL POWER GENERATION SYSTEM AND CONTROL METHOD FOR SAME
Document Type and Number:
WIPO Patent Application WO/2017/163717
Kind Code:
A1
Abstract:
A thermal power generation system is provided with: a boiler; at least one steam turbine; a generator; a condenser; at least one low pressure feed water heater; a high pressure feed water pump; at least one high pressure feed water heater capable of heating water delivered by the high pressure feed water pump using extracted steam; a catalyst device comprising at least one kind of catalyst capable of promoting a reduction reaction with nitrogen oxides and an oxidation reaction with metallic mercury, both of which being included in an exhaust gas; at least one mercury oxide removal device capable of removing mercury oxide generated by the oxidation reaction with metallic mercury from the exhaust gas; and an exhaust gas temperature adjustment device capable of adjusting the temperature of the exhaust gas in the catalyst device by adjusting the heating of the water by the at least one high pressure feed water heater.

Inventors:
NAGAI, Yoshinori (C/O Mitsubishi Hitachi Power Systems Ltd, 3-1, Minatomirai 3-Chome, Nishi-ku, Yokohama-sh, Kanagawa 01, 〒2208401, JP)
SUGITA, Satoru (C/O Mitsubishi Hitachi Power Systems Ltd, 3-1, Minatomirai 3-Chome, Nishi-ku, Yokohama-sh, Kanagawa 01, 〒2208401, JP)
NAKAMOTO, Takanori (C/O Mitsubishi Hitachi Power Systems Ltd, 3-1, Minatomirai 3-Chome, Nishi-ku, Yokohama-sh, Kanagawa 01, 〒2208401, JP)
NOSAKA, Hiroyuki (C/O Mitsubishi Hitachi Power Systems Ltd, 3-1, Minatomirai 3-Chome, Nishi-ku, Yokohama-sh, Kanagawa 01, 〒2208401, JP)
TAGUCHI, Yoshinori (C/O Mitsubishi Hitachi Power Systems Ltd, 3-1, Minatomirai 3-Chome, Nishi-ku, Yokohama-sh, Kanagawa 01, 〒2208401, JP)
IWASAKI, Jun (C/O Mitsubishi Hitachi Power Systems Ltd, 3-1, Minatomirai 3-Chome, Nishi-ku, Yokohama-sh, Kanagawa 01, 〒2208401, JP)
Application Number:
JP2017/006334
Publication Date:
September 28, 2017
Filing Date:
February 21, 2017
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:
F22D1/12; F22D1/34; F23J15/00
Attorney, Agent or Firm:
SEISHIN IP PATENT FIRM, P.C. (Mita 43MT Building 13th Floor, 13-16 Mita 3-Chome, Minato-k, Tokyo 73, 〒1080073, JP)
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