Cooling and heat dissipation method and system for energy storage power supply

By acquiring the discharge power and temperature of the energy storage power source in real time, and dynamically matching the cooling cycle loop and power of the liquid-cooled unit, the problem of the liquid-cooled heat dissipation system being unable to adjust the cooling power in real time is solved, thus achieving efficient heat dissipation and extended lifespan of the energy storage power source.

CN116887584BActive Publication Date: 2026-06-16ZHUZHOU ELECTRIC LOCOMOTIVE CO LTD
View PDF 1 Cites 0 Cited by

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
ZHUZHOU ELECTRIC LOCOMOTIVE CO LTD
Filing Date
2023-08-22
Publication Date
2026-06-16

AI Technical Summary

⚠Technical Problem

Existing liquid cooling systems cannot adjust cooling power in real time according to the status of the energy storage power supply, resulting in high energy consumption or insufficient heat dissipation. Furthermore, they cannot cool down quickly during high-rate charging and discharging, which affects the lifespan of the energy storage power supply.

⚗Method used

By acquiring the discharge power and temperature of the energy storage power source in real time, the cooling cycle loop and power of the liquid chiller are dynamically matched, including single-loop and dual-loop modes, to achieve precise cooling power matching and rapid heat dissipation.

🎯Benefits of technology

It enables precise matching of the cooling power of the liquid chiller unit according to the status of the energy storage power source, thereby improving heat dissipation efficiency and extending the service life of the energy storage power source.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN116887584B_ABST
    Figure CN116887584B_ABST
Patent Text Reader

Abstract

The application discloses a cooling and heat dissipation method and system of an energy storage power supply, and the cooling and heat dissipation method comprises the following steps: acquiring the discharging power of the energy storage power supply in real time, and calculating the real-time heat generation of the energy storage power supply; comparing the size of the real-time heat generation and the heat generation threshold value; when the real-time heat generation of the energy storage power supply is lower than or equal to the heat generation threshold value, starting the cooling circulation single loop, and according to the real-time heat generation of the energy storage power supply, calculating the conventional refrigeration power of the liquid cooling unit, and controlling the liquid cooling unit to operate at the conventional refrigeration power; when the real-time heat generation of the energy storage power supply is higher than the heat generation threshold value, starting the cooling circulation double loop, and according to the real-time heat generation of the energy storage power supply, calculating the rapid refrigeration power of the liquid cooling unit, and controlling the liquid cooling unit to operate at the rapid refrigeration power. The application can accurately match the cooling power of the liquid cooling unit according to the heat dissipation state of the energy storage power supply, and has the function of rapid cooling when the energy storage power supply is subjected to large-rate charging and discharging.
Need to check novelty before this filing date? Find Prior Art