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ayrsouza
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Join Date: Oct 2007
Posts: 4

lift pump capacity calculations.

11/30/2007 4:49 PM

moving liquids using air pressure and flow.How to calculate the needed cfm of air and at what pressure, if I want to have 30cfm of the liquid flow at the nozzle tip?
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Hendrik
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Join Date: Jan 2007
Location: Centurion, South Africa
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Good Answers: 97
#1

Re: lift pump capacity calculations.

11/30/2007 6:02 PM

Do you intend to use a venturi effect pump?.

You have to give us more detail.

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Anonymous Poster
#4
In reply to #1

Re: lift pump capacity calculations.

12/01/2007 12:05 PM

I intend to use a stadard air compressor, blowing air under pressure over a fluid, lets say, lubricant oil,contained in an oil drum.My problem is how to size the air compressor, that is, the cfm amount at what pressure, in order to get , lets say again, 30cfm of lubricant oil at the nozzle tip.
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nam70
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Join Date: Dec 2006
Location: Vietnam
Posts: 153
#2

Re: lift pump capacity calculations.

12/01/2007 2:17 AM

This is injection pump, is not this?

What is liquid?

What is the heigh from liquid surface to nozzle tip?

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clear blue
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Join Date: Feb 2007
Posts: 28
Good Answers: 1
#3

Re: lift pump capacity calculations.

12/01/2007 3:15 AM

This is billed as an answer to your question - http://www.sanitaire.com/pdf/techinfo/airlift.pdf

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