Method and device for directly separating coke oven crude gas components by using cold energy
A technology for coke oven gas and waste gas, which is applied in the field of direct separation of coke oven waste gas components, can solve problems such as environmental pollution, and achieve the effects of significant environmental benefits, less pollutant emissions, and reduced emissions.
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[0019] The present invention is described in further detail now in conjunction with accompanying drawing. These drawings are all simplified schematic diagrams, which only illustrate the basic structure of the present invention in a schematic manner, so they only show the configurations related to the present invention.
[0020] Such as figure 1 A preferred embodiment of the method for direct separation of coke oven raw gas components using cold energy shown in the present invention includes the first heat exchange device 1, the second heat exchange device 2 and the third heat exchange device arranged in sequence (3), the three constitute a heat-insulated cold box, and the cold energy liquid nitrogen is passed into the cold energy inlet of the first heat exchange device 1, and the cold energy liquid nitrogen flows through the first heat exchange device 1 in sequence The cold energy inlet, the cold energy inlet of the second heat exchange device 2 and the cold energy inlet of t...
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