A method for blending coal for a coal-fired power plant boiler

By calculating the boiler's furnace characteristic parameters and coal quality indicators, the optimal coal blending scheme was selected, which solved the problems of slagging and poor combustion in the boiler under varying coal quality conditions, and achieved stable boiler operation.

CN116108954BActive Publication Date: 2026-06-23ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID SHANDONG ELECTRIC POWER COMPANY +1

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID SHANDONG ELECTRIC POWER COMPANY
Filing Date
2022-11-16
Publication Date
2026-06-23

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Abstract

The application discloses a method for blending coal of a coal-fired power generating unit boiler. The method collects furnace characteristic parameters of a power station pulverized coal boiler, industrial analysis, ash component and other parameters of a designed coal type and a raw coal sample of a blending coal to be used, and obtains a blending scheme collection of the coal type to be used through established blending coal constraint conditions, and the optimal blending ratio can be screened through a judgment model.
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