秋霞网午夜无码视频|人体在线日韩免费视频|黄色插入网站毛片|99精品在线视频免费|亚洲自拍欧美综合|亚洲欧美精品黄色片|自拍日韩亚洲一区在线|女性高爱潮免费有声视频网站|日韩欧美推理片免费|欧美乱妇在线观看|欧美特黄毛片视频

1. Power station boiler: used for power generation, mostly large-capacity, high-parameter boiler, fire chamber combustion, high efficiency, export working medium is superheated steam; 2. Industrial boiler: used for indus...

1. Fire tube boiler: flue gas flows through the fire tube, generally small capacity, low parameter boiler, low thermal efficiency, but simple structure, low water quality requirements, convenient operation and maintenanc...

1. Natural circulation drum boiler; 2. Multiple forced circulation boiler boiler; 3. Low-rate circulating boiler; 4. Direct current boiler; 5. Composite circulating boiler. ...

1. Low pressure boiler: general pressure is less than 1.275MPa; 2. medium pressure boiler: general pressure is 3.825MPa; 3. high pressure boiler: general pressure is 9.8MPa; 4. ultra high pressure boiler: general pressur...

1. Fire-bed combustion boiler: mainly used in industrial boilers, including fixed grate furnaces, reciprocating grate furnaces, etc.; 2. Fire chamber combustion boilers: mainly used in power station boilers, boilers burn...

1. Solid fuel boiler: burning solid fuel such as coal; 2. Liquid fuel boiler: burning liquid fuel such as heavy oil; 3. Gas fuel boiler: burning gaseous fuel such as natural gas. ...

1. Solid waste slag boiler; 2. Liquid slag discharge boiler. ...

1. Negative pressure boiler: the furnace pressure maintains negative pressure, there is a delivery and induced draft fan, which is the main type of coal-fired boiler; 2. Micro-positive pressure boiler: the furnace pressu...

1. Single drum; 2. Double drum. ...

Use waste heat from industries such as metallurgy and petrochemical industry as heat source. ...

A steam generator that uses thermal energy released by a nuclear reactor as a heat source. ...

A boiler that uses waste such as garbage, bark, and waste liquid as fuel. ...

A steam generator or water heater that uses energy such as geothermal or solar energy. Class A boiler: rated working pressure (gauge pressure, the same below) P ≥ 3.8 MPa boiler, including: 1. Ultra-supercritic...

Coal-fired boilers, hot water boilers, oil-fired boilers, steam boilers, electric boilers, environmentally friendly boilers, special boilers, gas boilers, water tube boilers, heat transfer oil boilers, special boilers, d...