Invention Grant
- Patent Title: Estimating rotor angular position and velocity and verifying accuracy of position sensor outputs
- Patent Title (中): 估算转子角位置和速度，验证位置传感器输出的精度
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Application No.: US12541734Application Date: 2009-08-14
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Publication No.: US08185342B2Publication Date: 2012-05-22
- Inventor: Chia-Chou Yeh , Brian A. Welchko , Steven E. Schulz
- Applicant: Chia-Chou Yeh , Brian A. Welchko , Steven E. Schulz
- Applicant Address: US MI Detroit
- Assignee: GM Global Technology Operations LLC
- Current Assignee: GM Global Technology Operations LLC
- Current Assignee Address: US MI Detroit
- Agency: Ingrassia Fisher & Lorenz, P.C.
- Main IPC: G01P3/00
- IPC: G01P3/00
Abstract:
Methods, system and apparatus are provided for estimating rotor angular position and angular velocity during a position sensor fault, and for verifying the accuracy or inaccuracy of a position sensor's outputs based on the estimated rotor angular position and angular velocity of the rotor following a position sensor fault.
Public/Granted literature
- US20110040519A1 ESTIMATING ROTOR ANGULAR POSITION AND VELOCITY AND VERIFYING ACCURACY OF POSITION SENSOR OUTPUTS Public/Granted day:2011-02-17
Information query
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