New energy heavy truck integrated thermal management system

By integrating the battery and crew compartment cooling system of the new energy heavy truck into one, sharing the compressor and fan, and connecting the electric drive cooling circuit through the four-way valve, the problems of high energy consumption, large space and high manufacturing cost of the new energy heavy truck thermal management system are solved, and efficient thermal management and energy utilization are achieved.

CN222629064UActive Publication Date: 2025-03-18ZHIYUWEIKE (CHONGQING) TECH CO LTD
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Patent Information

Application Number
CN202421531651.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-28
Publication Date
2025-03-18
Estimated Expiration
2034-06-28

AI Technical Summary

Technical Problem

The new energy heavy truck thermal management system has problems such as high energy consumption, large space and high manufacturing costs. The existing independent thermal management system increases the cost of materials and manufacturing complexity, and it is difficult to achieve efficient energy utilization and recycling.

Method used

The integrated thermal management system is adopted to share the compressor for cooling the battery and the occupant compartment, reduce the number of fans, and connect the electric drive cooling circuit through the four-way valve, thereby combining the battery cooling unit and the occupant compartment into one, realizing heat sharing and efficient utilization.

Benefits of technology

It reduces the energy consumption and manufacturing cost of the whole vehicle, reduces the space occupied by the thermal management system, improves the system coordination capabilities and thermal management efficiency, facilitates the layout of the whole vehicle, and reduces the operating costs.

✦ Generated by Eureka AI based on patent content.
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Abstract

The utility model relates to the technical field of heavy truck thermal management systems, and particularly discloses a new energy heavy truck integrated thermal management system which comprises a passenger compartment loop, a battery heating loop and an electric drive cooling loop, and energy distribution between the passenger compartment loop and the battery loop is adjusted through an electronic expansion valve. A four-way valve is arranged between the battery heating loop and the electric drive cooling loop; the passenger compartment loop comprises an HVAC system, the output end of the HVAC system is connected with a liquid-gas separator, the output end of the liquid-gas separator is connected with an electric compressor, and the output end of the electric compressor is connected with a condenser; the battery heating loop comprises a heat exchanger, the output end of the heat exchanger is connected with a four-way valve, the output end of the four-way valve is connected with a first PTC, the output end of the first PTC is connected with a battery, the output end of the battery is connected with a battery water pump, and the output end of the battery water pump is connected to the input end of the heat exchanger. The occupied space of the new energy heavy truck heat management system is reduced, overall truck layout is facilitated, and meanwhile energy consumption and manufacturing cost are reduced.
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