亚洲一本之道高清乱码,999国产视频

一、 Classified by purpose 1. Power station boiler: used for power generation, mostly large-capacity, high-parameter ...
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二、 Classified by structure 1. Fire tube boiler: flue gas flows through the fire tube, generally small capacity, low p...
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三、 Classified by cycle 1. Natural circulation drum boiler; 2. Multiple forced circulation boiler boiler; 3. Low-r...
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四、 Classified by boiler outlet working pressure 1. Low pressure boiler: general pressure is less than 1.275MPa; 2. medium pressure boiler:...
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五、 Classified by combustion method 1. Fire-bed combustion boiler: mainly used in industrial boilers, including fixed grate fu...
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六、 Classified by fuel or energy used 1. Solid fuel boiler: burning solid fuel such as coal; 2. Liquid fuel boiler: burning liqu...
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七、 Classified by slag discharge method 1. Solid waste slag boiler; 2. Liquid slag discharge boiler. ...
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八、 According to the furnace flue gas pressure 1. Negative pressure boiler: the furnace pressure maintains negative pressure, there is a ...
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九、 Drum layout classification 1. Single drum; 2. Double drum. ...
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十、Waste heat boiler Use waste heat from industries such as metallurgy and petrochemical industry as heat sourc...
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