Energy Storage Case Structure for Sealed Cooling of Control Modules
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Solution Overview
Problem
Energy storage systems face challenges in achieving a waterproof and vibration-proof structure for secondary batteries and control modules, and effective heat dissipation due to difficulties in part assembly flatness and time-consuming curing processes, as well as inefficient heat dissipation methods.
Innovation Solution
An energy storage system case with a body unit, control module mounting unit, casing cover, and heat-dissipation unit that includes a mounting plate with openings for heat dissipation, an adhesion unit for sealing, and separate covers for each control module to ensure waterproof and vibration-proof protection and efficient heat dissipation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional adhesion methods (silicon processing, O-ring processing, foaming processing) are used to achieve waterproof and vibration-proof structure, then sealing performance is improved, but manufacturing complexity and time consumption increase due to difficult adhesion on non-flat surfaces and time-consuming curing processes
Solution Approach 1:
The patent changes the physical state of the adhesion material from liquid (requiring curing) to solid foam material (self-adhering). The foam adhesive tape maintains sealing effectiveness while eliminating curing time and reducing sensitivity to surface flatness, thus simplifying the assembly process while maintaining waterproof and vibration-proof performance
Solution Approach 2:
The patent uses foam adhesive tape as a disposable sealing element that is pre-formed and directly applied. This single-use component eliminates the need for complex reusable sealing mechanisms and curing processes, reducing overall manufacturing complexity while achieving reliable sealing
2Reliability
If control modules are enclosed in sealed housing for protection, then waterproof and vibration-proof performance is improved, but heat dissipation capability deteriorates due to blocked heat pathways
Solution Approach 1:
The patent applies different properties to different parts of the housing: the main housing provides sealed protection, while specific localized regions (heat dissipation openings and heat dissipation fins) are designed for thermal management. This allows simultaneous achievement of waterproof/vibration-proof performance and effective heat dissipation
Solution Approach 2:
The patent introduces heat dissipation fins as an intermediary structure between the control modules and the external environment. These fins conduct heat from the enclosed modules while the foam adhesive tape seals around them, allowing heat transfer pathways to exist within the sealed housing structure without compromising protection
3Adaptability or versatility
If liquid adhesive is used for bonding components, then bonding flexibility is improved, but manufacturing efficiency deteriorates due to time-consuming curing processes
Solution Approach 1:
The patent changes the adhesive material from liquid state (requiring curing time) to solid foam state (immediate adhesion). The foam adhesive tape provides both bonding flexibility and instant effectiveness, eliminating curing wait time and significantly improving assembly productivity while maintaining adaptability to various surfaces
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
The solution provides a compact, efficient, and effective waterproof and vibration-proof structure for energy storage systems, enhancing heat dissipation and user accessibility by using a heat-dissipation unit directly contacting high-heat control modules and employing an adhesion unit that is not significantly affected by assembly surface flatness.
Implementation Method 1
a heat-dissipation unit located opposite the casing cover and coupled to the control module mounting unit to dissipate heat generated by a first control module among the control modules to an outside thereof
Implementation Method 2
a heat-dissipation unit located opposite the casing cover and coupled to the control module mounting unit to dissipate heat generated by a first control module among the control modules to an outside thereof
Implementation Method 3
the base unit and the second side of the mounting plate may be adhered to each other by an adhesion unit arranged therebetween
Data Source
AI summary
Provided are an energy storage system case and an energy storage system including the same. An energy storage system case includes: a body unit including a battery accommodating unit configured to accommodate a plurality of batteries, and a control module mounting unit on both sides of which control modules are configured to be mounted to control charge/discharge of a plurality of batteries; a casing cover coupled to the body unit; and a heat-dissipation unit located opposite the casing cover and coupled to the control module mounting unit to dissipate heat generated by a first control module among the control modules to an outside thereof.