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A valveless diffuser/nozzle-based fluid pump

✍ Scribed by Erik Stemme; Göran Stemme

Publisher
Elsevier Science
Year
1993
Tongue
English
Weight
731 KB
Volume
39
Category
Article
ISSN
0924-4247

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✦ Synopsis

A new valveless flmd pump has been designed and tested The pump consists of two fltud dffiserlnozzle elements on each stde of a chamber volume wtth an osctllatmg dtaphragm The vtbratmg diaphragm produces an osctllatmg chamber volume, which together with the two flmd-flow-rectdjmg dtiuserlnozzle elements, creates a one-way fluld flow A nucropump prototype wth a chamber diameter of 19 mm wth comcal dnTuser/nozzle elements has been built and tested The maxmmm hquld flow rate 1s 16 ml/mm and the maximum pump pressure IS 2 m Hz0 The pump frequency IS of the order of 100 Hz

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