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Equipment under high pressure is more prone to freezing

2008-01-29View Original

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 Our company has a spare booster pump. To prevent freezing, a drain outlet has been installed at the pump’s outlet, allowing water to flow through it in small quantities. The pressure at the inlet of the booster pump can be adjusted, but I don’t understand whether water freezes more easily at normal pressure or under increased pressure – why is that? I appreciate your guidance. Thank you. This post was last edited by 007cctv on 2008-1-29 22:13.]
Reply #22008-01-29
In my opinion, water does not freeze easily under pressure!
Reply #32008-01-29
If the water pressure is high and the water is in motion, it is less likely to freeze; however, if it is at rest, it freezes more easily than under normal pressure. This post was last edited by BlueDot on 2008-4-5 00:34
Reply #42008-01-29
Water is a liquid, and its volume does not change significantly under pressure; Water freezes first because the temperature has dropped to its freezing point, and secondly because the water is no longer in motion ; As for the level of pressure, it has little impact on whether it condenses or not.
Reply #52008-01-29
In my opinion, water freezes more easily under pressure. It’s a simple principle: higher pressure raises the boiling point; when the pressure reaches a certain level, freezing can occur even at room temperature
Reply #62008-01-29
There seems to be a formula in chemical thermodynamics; pressure does have an effect – higher pressure should make freezing less likely.
Reply #72008-01-30
High pressure and stagnant fluid should make freezing easier! !
Reply #82008-01-30
Water that doesn’t flow freezes more easily; it probably has little to do with pressure
Reply #92008-02-03
Strictly speaking, the freezing point of a pure substance decreases as pressure increases; that is, it is more difficult for it to freeze under higher pressures. However, this change with pressure is very small, and it is not noticeable in substances like water.

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