EGR pump system and control method of EGR pump

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11668269
APP PUB NO 20210071667A1
SERIAL NO

16962459

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A method of operating an exhaust gas recirculation pump for an internal combustion engine including: providing an EGR pump assembly including an electric motor coupled to a roots device having rotors, the EGR pump operably connected to an internal combustion engine; providing an EGR control unit lined to the EGR pump assembly; providing sensors linked to the EGR control unit; determining if a motor speed is within a predetermined target (step SI), wherein when the motor speed is within the predetermined target then; determining if a motor torque is within a predetermined target (step S2) wherein when the motor torque is within the predetermined target then; determining if a motor temperature is within a predetermined target (step S3) wherein when the motor temperature is within the predetermined target then; maintaining operation of the exhaust gas recirculation pump.

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Patent Owner(s)

Patent OwnerAddress
EATON INTELLIGENT POWER LIMITED30 PEMBROKE ROAD DUBLIN D04Y0C2

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Biller, Brandon Dennis Ferndale, US 6 4
Drummond, Jesse Rochester Hills, US 3 4
Fortini, Matthew Fivonia, US 4 10
Hughes, Douglas Anthony Novi, US 18 49
Spring, Jim Kevin Brighton, US 4 4

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