nelson applied research, inc. 2142 – n. 88 th st. seattle, wa. 98103 usa 206-498-9447 aol.com...
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Nelson Applied Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com
Design and Performance of Piezopumps
Craig E. Nelson - Consultant Engineer
Nelson Applied Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com
1. Maximum pressure available seems to be on the order of about 12 PSI
2. Flow rate at a pressure of 1 PSI seems to be about 5ml/min for 1 inch dia. piezos
3. Pumping rates for liquid seem to be about 3.5 that for gas at 1 PSI back pressure
Typical Commercial Piezo Pump 1
Nelson Applied Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com
Piezo Pump Performance CapabilityAbout 5 PSI
Typical Commercial Piezo Pump 2
Nelson Applied Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com
11.6 PSI
(100 hecto Pascals = 1.45 PSI)
Typical Commercial Piezo Pump 3
Nelson Applied Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com
5.8 PSI
2.2 PSI
(100 hecto Pascals = 1.45 PSI)
About 1 PSI
Typical Commercial Piezo Pump 4
Nelson Applied Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com
Piezo Pump Parts and Construction
Nelson Applied Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com
Inside a PAR Corporation Pump
Nelson Applied Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com
Piezo Pump Elements
Nelson Applied Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com
Disc Type ValveTypical Piezo Pump Assembly
Piezo Pump Elements
Nelson Applied Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com
15, 27 and 35 mm Piezo Disks
Typical Piezo Disks
Nelson Applied Research, Inc. 2142 – N. 88th St. Seattle, WA. 98103 USA 206-498-9447 Craigmail @ aol.com
Summary
The performance of several commercially available piezopumps has been presented.
Some aspects of the design and construction of typical piezopumps were shown.
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