Energy Storage Cabinet Layout for Module-Control Unit Separation

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Solution Overview

Problem

Existing energy storage cabinets face interference between energy storage modules and control units, leading to a non-compact assembly and increased volume.

Innovation Solution

The energy storage cabinet separates the control unit and energy storage modules into distinct spaces, allowing for compact assembly and reducing interference, with the control unit electrically connected to the modules while being housed in a separate compartment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the control unit and energy storage modules are arranged in the same space, then the assembly structure is simple, but interference occurs between the control unit and energy storage modules leading to non-compact assembly and increased volume

Engineering Contradiction:
Improveassembly structureVSAvoidenergy storage cabinet volume
Core Design Contradiction:
Device complexityVSVolume of stationary object

Solution Approach 1:

The energy storage cabinet is divided into a first space for energy storage modules and a second space for the control unit. This spatial segmentation prevents interference between components while maintaining a compact overall structure, resolving the contradiction between assembly simplicity and volume reduction.

Inventive Principle:
Principle #1Segmentation

2Volume of stationary object

If the control unit and energy storage modules are placed close together, then the volume is reduced, but interference occurs between components

Engineering Contradiction:
Improveenergy storage cabinet volumeVSAvoidoperational reliability
Core Design Contradiction:
Volume of stationary objectVSReliability

Solution Approach 1:

By segmenting the cabinet into distinct first and second spaces for energy storage modules and control unit respectively, the invention achieves compact volume while preventing component interference through spatial separation, thereby maintaining operational reliability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The partition wall acts as an intermediary structure between the control unit and energy storage modules, enabling close proximity for compact volume while preventing direct interference between components, thus resolving the contradiction between volume reduction and reliability maintenance.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If the control unit is separated from energy storage modules, then interference is prevented, but the assembly structure becomes more complex

Engineering Contradiction:
Improveoperational reliabilityVSAvoidassembly structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The cabinet is segmented into two functional spaces separated by a partition wall, which prevents component interference while maintaining a relatively simple assembly structure. The partition wall serves as both a structural element and a functional separator, minimizing the increase in assembly complexity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250023119A1Energy storage cabinet
Publication Date: 2025.01.16 BYD CO LTD
  • US20250023119A1 patent drawing
  • US20250023119A1 patent drawing
  • US20250023119A1 patent drawing

AI summary

An energy storage cabinet includes a cabinet, which comprises a cabinet body and an opening and closing door, where the cabinet body defines an installation cavity with one end open, a first space and a second space are formed in the installation cavity, the opening and closing door is used for opening or closing the installation cavity. The cabinet also includes a plurality of energy storage modules, the energy storage modules being arranged in the first space, the energy storage modules being stacked in a first direction of the energy storage cabinet, the first space and the second space being arranged side by side in a second direction perpendicular to the first direction; and a control unit, the control unit being arranged in the second space and the control unit is electrically connected to the energy storage module.