发明名称 FLUE GAS TREATMENT EQUIPMENT AND METHOD
摘要 PROBLEM TO BE SOLVED: To provide flue gas desulfurization equipment and method for contriving effective utilization of waste heat of exhaust gas in a cleaning system for cleaning combustion exhaust gas to be exhausted from a boiler of a thermal power plant, etc., and effectively utilizing the exhaust gas.SOLUTION: In flue gas treatment equipment, a flow passage of exhaust gas from a boiler 1 is sequentially provided with: denitration equipment 2; an air preheater 3; a gas cooler 4; a dust collector 5; and desulfurizing equipment 7, the gas cooler 4 is provided with a heat medium circulation line 29 with a heat medium flow rate control valve 19, a heat medium bypass line 30 for circulating a heat medium between the gas cooler 4 and a binary power generating facility 17 which utilizes heat of the exhaust gas collected by the line 29, by bypassing the binary power generating facility 17, a control valve 19, and the cooler 4 is connected to the heat medium circulation line 29, and a supply amount of the heat medium in the heat medium circulation line 29 to be supplied to the cooler 4 and a supply amount of a heat medium in the bypass line 30 are controlled according to exhaust gas temperature at an outlet of the cooler 4 so that the exhaust gas temperature at the outlet of the cooler 4 becomes a predetermined value.
申请公布号 JP2014009877(A) 申请公布日期 2014.01.20
申请号 JP20120146373 申请日期 2012.06.29
申请人 BABCOCK-HITACHI CO LTD 发明人 MURAMOTO KOJI;KATAGAWA ATSUSHI;ISHIZAKA HIROSHI;SAITO TAKAYUKI;NOSAKA HIROYUKI;NAKAMOTO TAKANORI
分类号 F23J15/06;B01D53/34;B01D53/50;B01D53/56;B01D53/77;F01K25/10;F01K25/14 主分类号 F23J15/06
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