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This post was last posted by sunjl1981 on 2013-1-6 23:41 Editor: Our company's two-in-one synthesis furnace produces hydrogen chloride for conversion, but recently it was discovered that the chlorine buffer tank was frosted, which was suspected to be caused by the liquefaction of the original chlorine. Since the chlorine buffer tank was not insulated, the chlorine gas delivery pipeline was long, and the original chlorine pressure was 0.25MPG. I would like to ask if this problem has also occurred in other factories (if time goes by, nitrogen trichloride will accumulate, which is dangerous), and how was it dealt with? Insulation or heat tracing? # , , &
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We are using raw chlorine and the pipeline is extremely long. We suspect that the frost is caused by the liquefaction of the chlorine.
Please study carefully* Recommended reference materials, I will definitely be able to find your answer. The initial guess is that it should be liquefied (liquefied at about 0 degrees under the mentioned conditions), and insulation will solve the problem.
1. Whether the lowest temperature in the area reaches the saturation temperature of liquid chlorine at 0.25MPA; 2. If there is frost, there should be a possibility of liquefaction ; 3. Our chlorine gas pressure is 0.13MPA, and this phenomenon has not been found. ; 4. In the case of liquid chlorine production, whether to consider tail chlorine flowing into the original chlorine system for hydrochloric acid? ; 5. It is recommended to check the temperature of the chlorine buffer tank before proceeding to the next step. ; 6. You can check the recommended charts: http://bbs.hcbbs.com/viewthread.php?tid=116808 This post was last edited by yzhms on 2008-1-20 11:49 ]