Invention Grant
- Patent Title: Turbocharger controller
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Application No.: US14067430Application Date: 2013-10-30
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Publication No.: US09657634B2Publication Date: 2017-05-23
- Inventor: Chad E. Marlett , Francesco Castorina , Joseph Zammit , Yun Xiao
- Applicant: GM Global Technology Operations LLC
- 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: Cantor Colburn LLP
- Main IPC: F02B37/12
- IPC: F02B37/12 ; F02D41/00 ; F02D41/18 ; F02D41/24 ; F02B39/16

Abstract:
A turbocharger controller includes a turbocharger compressor temperature module having a compressor inlet air temperature input, and a turbocharger compressor pressure module including a compressor inlet pressure input and a compressor outlet pressure input. A memory module includes a compressor outlet temperature calibration map and a compressor pressure ratio look-up table. A turbocharger boost pressure ratio control module is operatively connected to the turbocharger compressor temperature module, the turbocharger compressor pressure module, and the memory module. The turbocharger boost pressure ratio control module is configured to selectively compare compressor outlet pressure and compressor inlet pressure with values in the compressor ratio look-up table to determine a turbocharger boost pressure set point establishing a desired compressor outlet temperature.
Public/Granted literature
- US20150113981A1 TURBOCHARGER CONTROLLER Public/Granted day:2015-04-30
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