Working medium recovery system after shutdown of thermal power plant

• Main Authors: MENG ZHIGUANG, WEI HUAJUE
• Format: Patent
• Language: Chinese; English
• Published: 26.03.2024
• Subjects: AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHINBOILERS; BLASTING; CONTROLLING WATER LEVEL; FEED-WATER SUPPLY; HEATING; LIGHTING; MECHANICAL ENGINEERING; METHODS OF STEAM GENERATION; PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER; STEAM BOILERS; STEAM GENERATION; WEAPONS

The utility model discloses a working medium recovery system after shutdown of a thermal power plant, which comprises a plurality of generator sets, each generator set comprises a boiler, an air heater, a condenser and a deaerator, the boiler is connected with a boiler blow-off pipe, the air heater is connected with an air heater drain pipe, the air heater drain pipe is connected into the condenser through a sealing water recovery water tank, and the deaerator is connected with the steam condenser. The condenser is connected with a condensate pipe and a condensate water replenishing pipe, the condensate pipe is connected with a condensate pump in series, the condensate water replenishing pipe is connected with a condensate water replenishing pump in series, the deaerator is connected with a deaerator blow-off pipe, the boiler blow-off pipe is connected with the steam air heater drain pipes through a first pipeline, and the steam air heater drain pipes of all the generator sets are connected through a second p