An integrated device for an oil-cooled motor controller and a new energy vehicle

By highly integrating the power supply module, main control chip, microcontroller, integrated power module and oil pump control module, the problem of the dispersed layout of traditional motor controller systems is solved, realizing the miniaturization, reliability and efficiency of the system, and improving the motor control performance of new energy vehicles.

CN122308157APending Publication Date: 2026-06-30JEE AUTOMATION EQUIP SHANGHAI CO LTD +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
JEE AUTOMATION EQUIP SHANGHAI CO LTD
Filing Date
2024-12-30
Publication Date
2026-06-30

AI Technical Summary

Technical Problem

Traditional motor controller systems are bulky and have complex wiring due to their distributed layout. Independent control of the oil pump is difficult to coordinate with the precise operating conditions of the motor. Power adaptability and response speed are limited, which cannot meet the needs of intelligent vehicles for miniaturized, intelligent and efficient motor control.

Method used

Design an integrated device for an oil-cooled motor controller that highly integrates a power supply module, a main control chip, a microcontroller, an integrated power module, an oil pump control module, and a high-voltage battery pack. The main control chip coordinates the operation of each module to achieve intelligent and precise control, and a closed-loop feedback system optimizes energy management and response speed.

Benefits of technology

This has enabled system miniaturization, improved reliability and energy management efficiency, reduced failure rate, enhanced powertrain response speed and overall performance, and met the high-efficiency requirements of intelligent vehicles.

✦ Generated by Eureka AI based on patent content.

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Abstract

This invention discloses an integrated device for an oil-cooled motor controller and a new energy vehicle, relating to the field of automotive control technology. The integrated device includes a power supply module for supplying low-voltage DC power to a main control chip; a main control chip for controlling and coordinating the operation of a microcontroller, an integrated power supply module, an oil pump control module, and a high-voltage battery pack; a microcontroller for controlling and coordinating the operation of the integrated power supply module, the oil pump control module, and the motor; an integrated power supply module for converting high-voltage DC power to low-voltage DC power and outputting it, as well as supplying low-voltage DC power to the oil pump control module; an oil pump control module for controlling the operation of the oil pump; and a high-voltage battery pack for supplying high-voltage DC power to the microcontroller and the integrated power supply module. The power supply module, integrated power supply module, oil pump control module, and high-voltage battery pack can all feed back data to the main control chip and / or the microcontroller. This invention has advantages such as high integration, high reliability, optimized energy management, and rapid response.
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