A microfluidic relative permittivity sensor for feedback control of carbon dioxide expanded liquid flows

Martin Andersson, Anton Wilson,Klas Hjort,Lena Klintberg

Sensors and Actuators A: Physical（2019）

引用 7|浏览6

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摘要

•A relative permittivity sensor for microflows of high-pressure fluids is presented.•The sensor allows for composition control of high fluidity fluids in microfluidics.•CO2-expanded ethanol was produced with tunable εr between 1.72–21.40.•Using the sensor, a closed control system was realised.

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关键词

Relative permittivity,Process control,CO2-expanded liquids,Binary fluid mixtures,High-pressure microfluidics

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