Modular Cell Heating Assembly for Flexible Battery Pack Layouts
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Solution Overview
Problem
Existing battery heating technologies have complex structures, limited universality, and high processing difficulties due to their specific designs adapted to individual battery arrangements, which hinder efficient heating and versatility.
Innovation Solution
A cell heating assembly with a substrate featuring first and second supporting parts, an electric heating circuit with embedded conducting circuits, and electric heaters arranged around each cell, allowing flexible adjustment and improved connection reliability, simplifying the structure and enhancing heating efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the battery heating device is designed as an overall structure adapted to a specific battery arrangement, then the heating effect is improved, but the structure becomes complex and processing difficulty increases
Solution Approach 1:
The heating device is divided into independent heating modules, each comprising a heating element and corresponding supporting parts. These modules can be independently manufactured and then assembled, reducing overall structure complexity while maintaining effective heating coverage. Each module supports a specific number of battery cells (e.g., 1, 2, or 4 cells) and can be configured according to different battery arrangements.
Solution Approach 2:
The heating modules are designed with universal applicability to accommodate different battery cell arrangements. By adjusting the number and configuration of heating elements within modules, the same basic module design can serve multiple battery types and layouts, reducing the need for completely custom-designed heating structures for each battery configuration.
2Reliability
If the battery heating device is designed as an overall structure adapted to a specific battery arrangement, then the heating effect is improved, but processing difficulty increases
Solution Approach 1:
The heating device is divided into independent heating modules that can be manufactured separately using standardized processes. Each module contains heating elements and supporting structures that can be produced independently, then assembled into the final configuration. This segmentation enables modular manufacturing, reducing overall processing difficulty while maintaining heating effectiveness.
Solution Approach 2:
Heating modules are pre-assembled and pre-tested as independent units before being integrated into the complete heating device. This preliminary assembly allows for standardized manufacturing processes and quality control at the module level, simplifying the overall manufacturing process while ensuring reliable heating performance.
3Reliability
If the heating device uses a fixed overall structure, then the heating coverage is optimized, but the universality across different battery configurations is reduced
Solution Approach 1:
The heating device employs a modular configuration where the number and arrangement of heating elements can be dynamically adjusted based on the specific battery cell layout. Modules can be added or removed, and heating elements within modules can be repositioned to match different battery arrangements, maintaining optimal heating coverage while achieving versatility across various battery configurations.
Solution Approach 2:
The heating modules are designed with universal applicability to accommodate different battery cell arrangements. By adjusting the number and configuration of heating elements within modules, the same basic module design can serve multiple battery types and layouts, reducing the need for completely custom-designed heating structures for each battery configuration.
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 simplifies the heating assembly design, reduces processing complexity, and improves heating efficiency by allowing flexible heater placement and reliable connections, ensuring uniform heating of cells across various battery configurations.
Implementation Method 1
an electric heating circuit including P electric heaters and a conducting circuit... each second supporting part is used for supporting one electric heater... at least one electric heater and second supporting part are arranged around each first supporting part
Data Source
AI summary
A cell heating assembly includes a substrate and an electric heating circuit. The substrate is provided with Q first supporting parts and P second supporting parts, and each first supporting part is used for supporting one cell. The electric heating circuit includes P electric heaters and a conducting circuit, and the conducting circuit is electrically connected with the P electric heaters. The P electric heaters and the conducting circuit are arranged on the substrate. Each second supporting part is used for supporting one electric heater. At least one electric heater and at least one second supporting part are arranged around each first supporting part.