Invention Grant
- Patent Title: Engine power management strategy
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Application No.: US16853128Application Date: 2020-04-20
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Publication No.: US11352767B2Publication Date: 2022-06-07
- Inventor: Kyle David Hendricks , Jeffrey L. Stern
- Applicant: Caterpillar Paving Products Inc.
- Applicant Address: US MN Brooklyn Park
- Assignee: Caterpillar Paving Products Inc.
- Current Assignee: Caterpillar Paving Products Inc.
- Current Assignee Address: US MN Brooklyn Park
- Agency: von Briesen & Roper, s.c.
- Agent Jeff A. Greene
- Main IPC: E02F9/22
- IPC: E02F9/22 ; F02D41/14

Abstract:
A work machine includes an engine power management system. The work machine includes an engine, a hydraulic temperature sensor, and a coolant temperature sensor. The hydraulic temperature sensor is configured to monitor and transmit a hydraulic fluid temperature, and the coolant temperature sensor is configured to monitor and transmit a coolant fluid temperature. The work machine also includes an engine controller and a machine controller. The engine controller includes a processor, and is operatively associated with the engine and the coolant fluid temperature sensor. The machine controller includes a processor, and is operatively associated with the hydraulic fluid temperature sensor and the engine controller. The machine controller is configured to transmit a torque limit command to the engine controller when the hydraulic fluid temperature or the coolant fluid temperature exceeds a predetermined temperature threshold.
Public/Granted literature
- US20210324610A1 ENGINE POWER MANAGEMENT STRATEGY Public/Granted day:2021-10-21
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