Drawer Cabinet Airflow Channels for High-Density Heat Dissipation
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Traditional heat dissipation cabinets for solid-state circuit breakers struggle to manage the increasing heat generated by high-density installations, leading to temperature rises that can damage equipment and reduce reliability.
Innovation Solution
The heat dissipation equipment cabinet features a cabinet heat dissipation channel formed by spacing drawer assemblies from the sidewalls, with drawer heat dissipation channels communicating with the cabinet channel, allowing for independent heat dissipation of each drawer and effective airflow management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If high-density installation of solid-state starters is implemented, then the number of electronic devices in switchgear increases and space utilization improves, but the heat generated by electronic devices increases significantly, leading to inadequate heat dissipation and reduced equipment reliability
Solution Approach 1:
The cabinet is divided into multiple drawer assemblies, each with independent heat dissipation channels. The heat dissipation system is segmented into cabinet-level channels (formed by spacing drawer assemblies from sidewalls) and drawer-level channels (between adjacent drawers), allowing distributed heat management across multiple zones rather than a single centralized system
Solution Approach 2:
Heat dissipation is achieved by utilizing the vertical and lateral spatial dimensions through structured airflow channels. The cabinet heat dissipation channel extends vertically along the sidewalls, while drawer heat dissipation channels are positioned between adjacent drawers, creating a three-dimensional heat dissipation network that efficiently manages heat from high-density equipment
2Device complexity
If traditional heat dissipation cabinet structures are used, then the structure is simple, but the heat dissipation efficiency is insufficient to meet the requirements of high-density installations
Solution Approach 1:
The heat dissipation system is divided into two independent but complementary segments: cabinet heat dissipation channels formed by spacing drawer assemblies from the sidewalls, and drawer heat dissipation channels positioned between adjacent drawers. This segmentation allows each channel to serve specific zones, improving overall heat dissipation efficiency without requiring complete structural redesign
Solution Approach 2:
The drawer assemblies serve dual functions: they house electronic devices and simultaneously form heat dissipation channels through their spacing from sidewalls and from each other. This multi-functionality allows the same structural elements to provide both equipment mounting and thermal management, maintaining structural simplicity while enhancing heat dissipation capability
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 solution effectively controls the temperature of equipment, preventing overheating and maintaining performance and reliability, even in high-density installations, by ensuring efficient heat dissipation through the structured airflow channels.
Implementation Method 1
a plurality of drawer assemblies, each adapted to receive a heat generating component and sequentially arranged in a predetermined position of the cabinet in a vertical direction, the plurality of drawer assemblies being spaced apart from at least one sidewall of the pair of sidewalls by a predetermined distance to form a cabinet heat dissipation channel
Data Source
Figure 1
Figure 2
AI summary
Embodiments of the present disclosure provides a heat dissipation equipment cabinet. The heat dissipation equipment cabinet comprises: a cabinet comprising a front wall, a rear wall and a pair of sidewalls perpendicular to the front wall, at least one of the front and rear walls comprising at least one cabinet air inlet arranged at bottom and at least one cabinet air outlet arranged at top; and a plurality of drawer assemblies spaced apart from at least one of the pair of sidewalls to form a cabinet heat dissipation channel, a drawer heat dissipation channel communicating with the cabinet heat dissipation channel being formed between every two adj acent drawer assemblies of the plurality of drawer assemblies, and wherein each of the plurality of drawer assemblies has a drawer air inlet and a drawer air outlet. This can improve the heat dissipation effect of the equipment cabinet.