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Discuss whether the venturi tube has such powerful functions?

2012-03-07View Original

Thread Content

A certain experimental apparatus operates at a pressure of 1 MPA, which is equivalent to 10 kilograms of pressure. Dust needs to be injected into the system to simulate actual operating conditions. The approach used is to employ a venturi tube for feeding the material at the narrowest part; here, the high gas flow rate creates a certain degree of negative pressure. The question is: can the negative pressure generated in this area counteract the 10-kilogram pressure? What kind of flow rate must that be? If it can’t be offset, then why use a venturi tube!
Reply #22012-03-07
Your description isn’t very clear; could you provide more information?
Reply #32012-03-08
As long as negative pressure can be used to draw it in, the next step is to use the speed of the steam to carry it away, without the need to generate such high pressure. :P
Reply #42012-03-08
OP, this principle works. It is widely used in the refrigeration industry; for example, a gun used in firefighting operates on the same principle. I’ve used it and there were no problems!
Reply #52012-04-13
Original poster. . . :L:L:L:L:L:lol:lol:lol:lol:lol:lol:lol:lol

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