Integrated Battery Test Chamber Cooling for Charger Heat Control
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Solution Overview
Problem
The existing battery charging/discharging systems require significant space and incur high construction and maintenance costs due to separate battery and charger/discharger chambers, and generate excessive heat during testing, which reduces efficiency and poses safety risks.
Innovation Solution
A compact battery charging/discharging system is designed with an integrated battery chamber and charger/discharger chamber, utilizing an air circulation cooling method through a refrigerant and air heat exchange to minimize heat generation and optimize space utilization, featuring a compressor, condenser, expansion valve, evaporator, and blowing fan within the charger/discharger chamber.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If separate battery chamber and charger/discharger chamber are used, then cooling performance is improved, but installation space and construction cost increase
Solution Approach 1:
The patent combines the battery chamber and charger/discharger chamber into a single integrated structure, eliminating the need for separate chambers. The charger/discharger is installed within the battery chamber, and a single cooling device serves both components, thereby reducing installation space and construction cost while maintaining adequate cooling performance through optimized air circulation paths.
2Productivity
If charger/discharger operates at high power, then charging/discharging efficiency is improved, but heat generation increases
Solution Approach 1:
The patent converts the harmful heat generated by the charger/discharger into a manageable thermal load by implementing a dedicated cooling device with air circulation paths that efficiently remove heat from the charger/discharger region. The cooling device includes a condenser and evaporator positioned to capture and dissipate heat, transforming the harmful thermal effect into a controlled cooling process that enables high-power operation.
3Temperature
If external air conditioning facility is installed, then heat dissipation is improved, but construction cost and maintenance cost increase
Solution Approach 1:
The patent implements a self-contained cooling system where the cooling device is integrated within the battery chamber structure, eliminating the need for external air conditioning facilities. The cooling device uses refrigerant circulation through condensers and evaporators positioned inside the chamber to self-regulate temperature, reducing construction cost and maintenance requirements while maintaining effective heat dissipation.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This configuration reduces the overall space and construction costs, minimizes heat generation, and enhances the system's efficiency by continuously cooling the charger/discharger using air circulation, thereby eliminating the need for external air conditioning facilities.
Implementation Method 1
heat exchange between refrigerant circulating therein and air circulating inside the charger/discharger chamber
Implementation Method 2
air circulation cooling method according to the heat exchange between refrigerant and air inside a chamber
Data Source
AI summary
The present disclosure provides a battery charging/discharging system capable of minimizing an amount of heat generated from a battery charger/discharger in a performance test process of a battery. The battery charging/discharging system according to the present disclosure includes a battery chamber in which a battery is mounted, a charger/discharger chamber forming a space isolated from the battery chamber and in which a charger/discharger configured to apply charging/discharging power to a battery is installed, an air conditioner configured to adjust a temperature in the battery chamber, and a charger/discharger cooling device installed inside the charger/discharger chamber and configured to cool the charger/discharger using air in a low-temperature state generated through heat exchange between refrigerant circulating therein and air circulating inside the charger/discharger chamber.