Gas-liquid contact type non-phase-change middle medium heat exchange wet-type desulfuration method and apparatus
A gas-liquid contact and desulfurization device technology, which is applied in separation methods, chemical instruments and methods, and dispersed particle separation, etc., can solve the problems of high operating costs, prone to condensation, and equipment corrosion, so as to ensure safe operation and avoid problems. The effect of blocking ash and preventing acid dew corrosion
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[0022] specific implementation plan
[0023] Below in conjunction with accompanying drawing, the present invention will be described in further detail:
[0024] Depend on figure 1 It can be seen that this gas-liquid contact non-phase-change intermediate medium heat exchange wet desulfurization device includes a flue gas cooling section 5, a desulfurization section 4, a clean flue gas heating section 6, an air preheating section 16 and a desulfurization mother liquor settling tank 10 Five parts, the desulfurization section 4 is directly connected to the flue gas cooling section 5, and the flue gas cooling section 5 is respectively connected to the net flue gas heating section 6 and the air preheating section 16 through the mud pump 7 so as to send the desulfurization mother liquor into the net flue gas for heating In the respective spraying devices 3 of section 6 and air preheating section 16, the air preheating section 16 is also connected with the air preheater 15 to heat t...
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