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Pumps or other methods for easily vaporizable materials

2018-05-27View Original

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As the title suggests, the flow rate of the pump used for extracting liquid from the bottom of the reaction tower varies too much, which leads to unstable liquid levels. As a result, the distillation tower in the subsequent process cannot operate properly. The main reason is that the material contains substances that are easy to vaporize, with a boiling point of 8°C. How can this be avoided? It’s really frustrating
Reply #22018-05-27
I don’t know what your medium is? Could a screw pump be considered?
Reply #32018-05-29
A shielded pump with cooling can be used, with chilled water to maintain the temperature of the material. Additionally, the shielded pump has no leaks.
Reply #42018-05-31
At what temperature is 8 degrees Celsius the boiling point, at standard pressure or under working pressure?
Reply #52018-05-31
Both shielded pumps and magnetic drive pumps can solve this issue; the material remains in a liquid state at a certain pressure, and a cooling coil is installed on top of the pump
Reply #62018-05-31
If that doesn’t work, switch to a vertical barrel pump to increase the net positive suction head of the system.
Reply #72018-06-07
A shielded pump is being used, but the results are not very satisfactory

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