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battery heat exchanger
battery chiller

Battery Chiller for Electric Vehicle Thermal Management

Cooling Capacity:
6–18kW
Refrigerant:
R134a / R1234yf
Size:
130mm × 60mm × 150mm (Height customizable based on requirements)
Material:
Aluminum alloy
Pressure Resistance:
Refrigerant Side: 3MPa; Coolant Side: 1MPa
Applicable Vehicle Types:
Passenger vehicles
Introduce
Features
Technology
Install

Product Overview of Guchen Battery Chiller

The battery chiller is a critical component in electric vehicle (EV) battery thermal management systems. Designed to maintain optimal battery operating temperatures, it efficiently dissipates heat generated during battery operation, thereby extending battery life and ensuring safety. Our battery chiller offers a cooling capacity ranging from 6 to 18 kW and uses environmentally friendly refrigerants such as R134a or R1234yf. The compact unit measures 130 mm × 60 mm × 150 mm, with height customizable according to customer requirements, and is constructed from durable aluminum alloy to ensure lightweight strength and corrosion resistance. It is primarily designed for passenger vehicles.

Factors Influencing Battery Chiller Performance

Cooling Method: Liquid cooling generally outperforms air cooling due to higher heat capacity, while immersion and refrigerant direct cooling offer superior uniformity and efficiency.
Flow Channel Design: Optimized flow channels ensure even coolant distribution, avoiding hotspots and cold spots.
Heat Exchanger Design: Effective heat exchangers feature large surface areas, excellent thermal conductivity, and well-designed fluid flow paths to maximize heat transfer between coolant and battery.

To Make Better Choices, Look at More Available Options at Guchen Industry

Structural Features and Parameters of Liquid-cooled Battery Chiller

Compact Design: To fit the limited space in EV battery compartments, the chiller adopts a flat and streamlined form factor, minimizing spatial footprint.
Multi-Channel Flow: Multiple cooling channels ensure uniform coolant distribution, providing consistent cooling across all battery modules and reducing temperature gradients.
High Sealing Integrity: Customized sealing solutions, including sealing rings and welding, prevent coolant leakage and protect battery cells and adjacent components.
Strong Battery Pack Compatibility: The chiller is tailored to the shape, size, and arrangement of the battery pack for optimal thermal contact and integration.
High Integration Level: Some models integrate additional features such as heating elements for temperature regulation in cold environments and sensor mounts for real-time monitoring of temperature and pressure.
 
 
Refrigerant: R134a R1234yf
Coolant: 50/50 ethylene glycol-water solution 50/50 ethylene glycol-water solution
Structure Type Plate-Fin Structure Plate-Fin Structure
Main Plate Layers 43 49
Cooling Capacity: 6-10kW 18KW
Size (L*W*H): 252mm×94.5mm×238.2mm 142mm×97mm×132mm
PIC Liquid-cooled battery chiller High-performance EV chiller

Advantages of EV Battery Chiller for Passenger Car

01
High Cooling Efficiency
Utilizes advanced heat dissipation technologies and materials with high thermal conductivity, such as specialized cooling fins and channels, to rapidly remove battery heat.
02
Precise Temperature Control
Equipped with temperature sensors that enable real-time monitoring and automatic adjustment of cooling parameters, maintaining a stable battery temperature.
03
Reliability and Durability
Manufactured with premium materials and rigorously tested to ensure long-term stable performance and minimize risks of cooling system failures.
04
Wide Compatibility
Compatible with various battery chemistries including lithium-ion and lead-acid, with customizable designs to meet diverse thermal management needs.
05
Enhanced Safety
Effectively controls battery temperature to reduce risks of overheating, fire, or explosion, providing critical safety assurance for EV users.
06
Environmental Compliance
By extending battery life and improving performance, the chiller reduces battery replacement frequency and waste, supporting sustainability goals. Its efficient cooling also lowers energy consumption and environmental impact.
07
Industry Trends
Technological Innovation: Emerging cooling technologies such as refrigerant direct cooling and immersion cooling are improving efficiency and uniformity. Leading automakers like BMW, Mercedes-Benz, and BYD have adopted these innovations.
Growing Market Demand: Expansion of the EV market driven by government policies and consumer demand for green transportation, along with growth in energy storage systems, is fueling demand for advanced battery cooling solutions.
Integration and Intelligence: Future battery chillers will increasingly integrate with battery management systems to form unified thermal management solutions. Intelligent temperature control and monitoring will enhance precision and energy efficiency.
Intensifying Competition: Major global players include Mahle Group, Valeo, Dana Incorporated, Hanon Systems, and Gentherm. Companies must continuously innovate and optimize cost, quality, and service to maintain competitive advantage.
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