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Energy Storage System Cooling


Energy Storage System Cooling


Battery storage system containers are increasingly being used to store renewable energy generated by wind and solar. These containers can store energy generated during peak periods and release it when needed, making renewable energy more reliable and stable.

However, one of the main challenges of battery storage system containers is managing the heat generated by the batteries during charging and discharging. If the temperature of the battery exceeds a certain limit, it will shorten the life of the battery and even cause a fire hazard. This is where liquid cooling comes in. By using a liquid cooling system to manage the heat generated by the batteries, battery storage containers can operate more efficiently and safely.


energy storage cooling


Energy Storage System Cooling Technology And Solutions

The cooling methods of the energy storage system include air cooling, liquid cooling, phase change material cooling, heat pipe cooling and so on. At present, the industry is mainly based on air cooling and liquid cooling. The advantage of the air-cooled system is that it has more price advantages, high reliability and higher penetration rate. Compared with air cooling, liquid cooling has four main advantages: lower battery pack temperature, lower operating energy consumption, lower risk of battery thermal runaway, and lower investment cost. Thermal management and phase change cooling have good thermal performance, but at a higher cost.

In the future, with the improvement of energy storage capacity and charge-discharge rate, the proportion of medium and high-power energy storage products using liquid cooling will gradually increase, and liquid cooling is expected to become the mainstream solution in the future. Especially as the energy storage system develops in the direction of large capacity and high energy density, its penetration rate will be greatly increased.

Cooling is an important aspect of energy storage systems as it helps to keep the system running safely and efficiently. In energy storage systems, refrigeration is often used to regulate the temperature of batteries, electronics and other components that generate a lot of heat during operation.


Energy Storage System Cooling


Commonly used cooling methods for energy storage systems are as follows:

1. Air Cooling: Air cooling is a simple and cost-effective method of cooling energy storage systems. It uses a fan or blower to circulate air over system components, removing heat through convection.

2. Liquid cooling: Liquid cooling is a more effective method of cooling energy storage systems than air cooling. It uses a liquid, such as water or a specialized coolant, to remove heat from system components. Liquid can be circulated through pipes or sprayed directly onto components.

3. Phase change cooling: Phase change cooling uses a special coolant that changes from a liquid state to a gaseous state to remove heat from system components. This approach is very effective, but can be expensive and complex to implement.

4. Hybrid cooling: The hybrid cooling system combines two or more cooling methods to provide the best cooling solution for the energy storage system. For example, a hybrid cooling system might use air cooling for some components and liquid cooling for others.

The choice of cooling method mainly depends on factors such as the size, type, operating conditions of the energy storage system, and the cost and complexity of the cooling system. Designing efficient, reliable and safe cooling systems is very important to ensure the performance of energy storage systems.


Advantages of Energy Storage System Cooling

  • Good heat dissipation: Compared with air cooling, liquid cooling has a better heat dissipation effect and can more effectively remove the heat generated by system components, which is suitable for large-scale energy storage systems.
  • Strong scalability: liquid cooling can be easily expanded to meet the needs of large-scale energy storage systems, and the cooling efficiency of the system can be easily improved by increasing the number of liquid circulation pipelines and radiators.
  • High temperature control accuracy: Liquid cooling can control the temperature of system components more precisely by controlling flow and temperature, allowing the system to maintain stable performance under a wider range of operating conditions.
  • Less noise: Compared with air cooling, liquid cooling is less noisy, because good sound insulation design can reduce the noise generated by the liquid pump and radiator.
  • Strong corrosion resistance: The coolant used in liquid cooling has good corrosion resistance and can be used for a long time without adversely affecting the system.


battery energy storage cooling



Products And Solutions


Model CNYL -45
Cooling Capacity 45KW
Temperature Control Accuracy ±0.5℃  Real-time temperature record
Secondary Refrigerant Ethylene glycol antifreeze, fully enclosed design of refrigerant circulation system
Refrigerant R410A
Flow 300L/min~400L/min Set display history
Low Pressure electrical Schneider/Siemens
Display Screen 7 inch color touch screen
Power 380V 50HZ Choose 220V60HZ   460V 60HZ
Shell Material Cold-rolled sheet spray REL7035
Internal Piping SUS304


Model CNYL-5 CNYL-8.5
Cooling Capacity 5KW 8.5KW
Accuracy ±0.5℃  Real-time temperature record ±0.5℃  Real-time temperature record
Minimum water inlet temperature 15℃(Can be customized according to the battery system) 13℃(Can be customized according to the battery system)
System pressure sensor detection Liquid outlet pressure, liquid inlet pressure, refrigeration system high and low pressure
COP *2.0 *2.2
Compressor Hermetic compressor (1 set) 34cm3 /revFully enclosed scroll compressor (1 set)
Refrigerant R410A R410A
Display 7 inch color touch screen 7 inch color touch screen
Ambient operating temperature range -45℃~55℃
Control voltage range 18-32V 18-32V
Refrigeration high pressure maximum power 2.2KW 3.5KW
Refrigeration average input electric power (kW)  +1.5kwadjustable frequency  +2kwadjustable frequency
COP *2.0 *2.2


Model CHDYL-4
Cooling Capacity 4KW
Accuracy ±1℃  Real-time temperature record
Compressor Hermetic compressor (1 set)
Refrigerant R134A
Display 7 inch color touch screen
Control system PLC
Communication CAN
Ambient operating temperature range -45℃~55℃


energy storage battery cooling

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