Power plant

1. Water treatment valves: classification of natural water and power plant water treatment, routine water quality analysis of operation, water treatment materials, boiler make-up water treatment, condensate treatment, circulating water treatment, automatic control of water treatment equipment, water treatment equipment



2. Four pipeline system valves,


      1: Main steam pipeline system (two high-temperature and high-pressure steam pipelines between superheater outlet header and high-pressure main steam valve interface);


      2: Hot reheat steam pipeline system (two high-temperature and high-pressure steam pipelines from reheater outlet header to intermediate pressure main steam valve interface);


     3: Cold reheat steam pipeline system (two high-temperature and high-pressure steam pipelines between the exhaust port of high-pressure cylinder and the inlet header interface of reheater);


      4: High pressure water supply pipeline system (high pressure boiler water supply pipeline between the outlet of electric feed pump and the inlet header interface of economizer)


3. Fuel system valve


1. Power pulverized coal combustion and transportation, fly ash transportation


2. Fuel delivery system and equipment