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Title:
石炭火力発電設備
Document Type and Number:
Japanese Patent JP6668819
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a coal-fired power generation plant in which amount of trace substance contained in wastewater from desulfurizing equipment can be effectively suppressed.SOLUTION: A coal-fired power generation plant 1 is provided that comprises: a combustion boiler 40 for combusting coal; an electrostatic precipitator 90 which is arranged at a downstream side of the combustion boiler 40 and removes coal ash contained in exhaust gas generated upon combustion of coal in the combustion boiler 40; wet desulfurizing equipment 220 which is arranged at a downstream side of the electrostatic precipitator 90 and absorbs and separates, through wet lime-gypsum method, sulfur oxide contained in the exhaust gas generated upon combustion of coal in the combustion boiler; a measuring device 224 for measuring minute amount substance in the wastewater discharged from the wet desulfurizing equipment 220; and a control device 225 for controlling an output of the electrostatic precipitator 90 on the basis of a result attained by the measuring device 224.SELECTED DRAWING: Figure 1

Inventors:
Kiyonaga Eiji
Kenji Hikino
Keiichiro Morita
Application Number:
JP2016037471A
Publication Date:
March 18, 2020
Filing Date:
February 29, 2016
Export Citation:
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Assignee:
Chugoku Electric Power Co., Inc.
International Classes:
F23J15/00; B01D53/50; B01D53/78; B03C3/019; B03C3/02; B03C3/68
Domestic Patent References:
JP2011025108A
JP2008012529A
JP58137427A
Foreign References:
US20120237423
Attorney, Agent or Firm:
Masayuki Masabayashi
Hayashi Ichiyoshi