High-temperature coke oven raw coke oven gas pipeline cleaning device adopting compressed nitrogen injection
A technology of compressing nitrogen and raw coal gas, which is applied in the cleaning field, can solve the problems of loss of heat energy, reduction of dust content, reduction of pipeline flow section, etc., and achieve the effects of improving heat utilization efficiency, keeping clean, and reducing heat loss
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[0013] The specific embodiments of the present invention will be further described below in conjunction with the accompanying drawings:
[0014] Such as figure 1 with figure 2 As shown, the high-temperature coke oven raw gas pipeline cleaning device of the present invention using compressed nitrogen injection is composed of pulse valve 1, gas bag 2, pulse injection connecting pipe 3, pipeline nozzle 4 and pulse injection PLC control system 5. One end of the pulse valve 1 is connected to the pulse injection PLC control system 5, the other end of the pulse valve 1 is connected to the air bag 2, and the air bag 2 is connected to the pipeline nozzle 4 through the pulse injection connection pipe 3, the pulse valve 1, There are one or more pulse injection connecting pipes 3 and pipe nozzles 4, and compressed nitrogen with a pressure of 0.2-0.4 MPa is provided in the air bag 2. The pulse valve 1 is controlled by the pulse injection PLC control system 5 according to the set program to con
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