A thermal management system for batteries in a battery tray

By integrating a temperature acquisition unit, a pressure acquisition unit, a heating element assembly, and an MCU control unit into the battery tray, the problems of high wiring harness cost and large PLC memory usage in traditional battery tray thermal management systems are solved, achieving low-cost and efficient battery tray thermal management.

CN224458252UActive Publication Date: 2026-07-03REPOWER TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
REPOWER TECH CO LTD
Filing Date
2025-08-06
Publication Date
2026-07-03

AI Technical Summary

Technical Problem

In traditional battery tray thermal management systems, the PLC control unit is located far from the battery tray, resulting in high wiring harness costs, large memory usage of the PLC control unit, and the need for complex computer judgment processes.

Method used

The temperature acquisition unit, pressure acquisition unit, heating element assembly, and MCU control unit are integrated into the battery tray. The MCU control unit enables the acquisition and control of temperature and pressure, reducing the number of system components and eliminating the need for complex calculations by the PLC control unit.

Benefits of technology

It reduces system costs, simplifies the structure, saves operating memory for the PLC control unit, and improves the efficiency of battery tray thermal management.

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Abstract

This invention provides a thermal management system for batteries in a battery tray, comprising: a temperature acquisition unit for acquiring battery temperature, a pressure acquisition unit for acquiring battery pressure, a heating element assembly for heating the battery, a switch assembly, and an MCU control unit for controlling the switch assembly, the temperature acquisition unit, and the pressure acquisition unit respectively; the above structures are integrated in the battery tray; the first control interface of the MCU control unit is electrically connected to the first end of the switch assembly to control the heating element assembly to heat the battery; the second control interface of the MCU control unit is electrically connected to the temperature acquisition unit; the third control interface of the MCU control unit is electrically connected to the pressure acquisition unit; the second end of the switch assembly is electrically connected to the power supply interface of the heating element assembly; and the third end of the switch assembly is electrically connected to an AC power interface. Using this solution, temperature control of the batteries in the battery tray can be achieved.
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