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This post was last edited by sunjl1981 on 2013-1-6 at 21:57. There are three processes for liquefying chlorine: high temperature and high pressure, moderate temperature and moderate pressure, and low temperature and low pressure. So what is the pressure in the tank trucks in use on the roads? # + + . hcbbs
Regardless of the method used to produce liquid chlorine, the pressure after filling it into tank trucks is generally between 0.7 and 0.8 MPa.
We used to use 5 kilograms, but during summer the pressure can reach 7-8 kilograms due to the higher temperatures.
This post was last edited by tclvjian on 2011-11-8 at 15:17. It’s not necessarily the case; in summer, when temperatures are high, the pressure inside rises significantly, usually ranging from 0.4 to 0.8 MPa. It depends on how long it has been in use while on the road – if it’s a sunny day with intense sunlight, the pressure will generally rise to 0.8–1.6 MPa after 24 hours. This also depends on the weather; overcast or rainy days result in a lower pressure. In areas with low temperatures in winter, the pressure increase in tank trucks is also not significant.
Reply to 1# maoli3932000zj: The pressure inside a liquid chlorine tank truck is not related to the filling pressure; rather, it is related to the temperature of the liquid chlorine inside the tank truck, specifically its saturated vapor pressure.