| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a device capable of preventing the increase of pressure loss due to foaming or the deterioration of function of an equipment such as a reheater for outlet waste gas post flow. SOLUTION: This stack gas treating device is composed of a desulfurizing part, a foam breaker 8 and a pump 9, the desulfurizing part is constituted of an absorption column 1 performing wet desulfurization, a circulating tank 2 storing a liquid absorbent B, a circulating pump 3 for pumping up and spraying the liquid absorbent B, a diffuser 4 for jetting an air H in the liquid absorbent B and a blower 5 supplying the air H to the diffuser 4, the circulating tank 2 and the foam breaker 8 are connected with a pipe line 7, the bottom of the foam breaker 8 is connected to the pump 9, the pump 9 is connected so as to return a foam breaking liquid E generated in the foam breaker 8 to the circulating tank 2 through a pipe line 10, the top of the foam breaker 8 is connected to an exhausting blower 15, the outlet of the exhausting blower 15 is connected to an outlet flue 17 of the absorbing column 1, a vent pipe 12 opened at the lower part is provided in the foam breaker 8 and a mist separator 13 is provided at the top part of the foam breaker 8.</p> |
