Sensor apparatus, corresponding turbocharger and method of measuring a mass flow rate
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United States of America Patent
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Dec 19, 2017
Grant Date -
Dec 24, 2015
app pub date -
Aug 23, 2013
filing date -
Aug 24, 2012
priority date (Note) -
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Abstract
A sensor apparatus comprising a housing having an inner perimeter which defines an area through which gas may flow, the housing being provided with a first chamber which extends around the area through which gas may flow, an entrance being distributed around the first chamber, and a second chamber which extends around the area through which gas may flow, an exit being distributed around the second chamber, the first chamber being arranged to be upstream of the second chamber in use, wherein the sensor apparatus further comprises one or more sensors arranged to measure a pressure difference between pressure in the first chamber and pressure in the second chamber. Corresponding turbocharger and method of measuring a mass flow rate are also provided.
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