Angled Backplane Structure for Server Heat Dissipation
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Solution Overview
Problem
Conventional server systems face significant heat dissipation issues due to the placement of active components with high thermal heat generation alongside passive components, leading to overheating and increased costs and maintenance, as air vents are rarely provided on backplanes for heat dissipation.
Innovation Solution
A backplane structure is designed with active components on a separate board at the bottom portion and passive components on a board with air vents arranged in a matrix form, allowing for enhanced air convection and heat dissipation by separating heat sources and optimizing airflow.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If active components and passive components are placed together on a single backplane, then device complexity is reduced, but heat dissipation performance deteriorates causing overheating of passive components
Solution Approach 1:
The backplane is divided into two separate boards: a first backplane for passive components and a second backplane for active components. This segmentation physically separates heat sources from heat-sensitive components, allowing independent thermal management for each component type while maintaining functional integration through connectors.
Solution Approach 2:
Active components generating high heat are extracted from the first backplane and placed on a separate second backplane. This extraction removes the harmful thermal influence from the passive components while maintaining electrical connectivity through the connector interface between the two backplanes.
2Device complexity
If air vents are not provided on the backplane, then device complexity is reduced, but heat dissipation capability deteriorates leading to poor computing performance
Solution Approach 1:
Air vents are introduced on the first backplane to create additional thermal management pathways. The vents enable air flow through the backplane structure, establishing convection currents that carry heat away from passive components and active components, significantly improving heat dissipation capability.
3Temperature
If fans or auxiliary heat dissipation devices are added to improve heat dissipation, then temperature control improves, but device complexity and cost increase
Solution Approach 1:
The backplane structure itself provides heat dissipation functionality through integrated air vents that enable natural convection. The design uses the backplane's own structure to facilitate airflow and heat removal without requiring external active cooling devices, making the system self-sufficient for thermal management.
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 design significantly reduces heat accumulation at low heat sources, increases data transmission efficiency, and enhances heat dissipation, thereby improving computing performance and reducing costs.
Implementation Method 1
the plurality of air vents are arranged in a matrix form such that the effects of air convection and heat dissipation thereof can be enhanced
Implementation Method 2
a backplane structure having active components arranged separately from passive components
Data Source
AI summary
A server system utilizing a backplane structure comprises first and second hard disk modules; a first backplane comprising a first wiring board comprising air vents and passive components and a second wiring board connected to a bottom portion of the first wiring board at a first angle and comprising first active components; and a second backplane comprising a third wiring board comprising second air vents and second passive components and a fourth wiring board connected to a bottom portion of the third wiring board at a second angle and comprising second active components thereon; wherein the first and second backplanes are disposed between the first and second hard disk modules; the first wiring board is directly corresponding to the first hard disk module; the third wiring board is directly corresponding to the second hard disk module; the first backplane is higher than the second backplane.