METHOD AND DEVICE FOR CORRECTION OF PULSATION OF OUTPUT SIGNAL OF MASS AIR FLOW SENSOR Russian patent published in 2019 - IPC F02D41/00 F02D41/18 G01F1/72 G01F15/02 

Abstract RU 2702207 C2

FIELD: machine building.

SUBSTANCE: present invention relates to a method and a device for correcting the pulsation of the output signal of a mass flow rate sensor intended for determining the mass of air for combustion in an internal combustion engine with supercharging. This method is characterized by the fact that to correct the output signal of the mass flow rate sensor for pulse effects, the first correction factor (10) is used, which is determined depending on compression ratio (8) of the turbosupercharger compressor operating on the exhaust gases.

EFFECT: technical result is creation of pulse correction method, the accuracy of which remains essentially constant during the entire service life of ICE and which is characterized by simplicity of its implementation.

10 cl, 5 dwg

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RU 2 702 207 C2

Authors

Zauter Khans

Rajtts Vanessa

Dates

2019-10-04Published

2015-09-28Filed