Zigzag Runner Cooling Device Heat Dissipation
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Solution Overview
Problem
Current cooling devices face challenges in enhancing heat dissipation efficiency due to limitations in heat exchange area and fluid flow resistance.
Innovation Solution
A cooling device design featuring a zigzag-shaped runner on a first plate in contact with a second plate, optimized through cast-molding or brazing, with additional features like guide strips, micro-rib structures, and obtuse-angle inlet-and-outlet ports to increase heat exchange area and reduce fluid resistance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Area of stationary object
If the runner is designed with a zigzag shape to increase heat exchange area, then the heat dissipation effect is enhanced, but the fluid flow resistance increases
Solution Approach 1:
The runner is designed with a zigzag shape instead of a straight line, creating curved paths that increase the overlapping area between the runner and the heating device. This curvature allows the fluid to follow a longer path in contact with the heating device, thereby increasing heat exchange area while managing flow resistance through optimized bend geometry.
Solution Approach 2:
The runner transitions from a one-dimensional straight path to a two-dimensional zigzag pattern on the plate surface. This dimensional expansion allows the runner to cover a larger area and increase heat exchange contact with the heating device without significantly increasing fluid flow resistance through proper geometric design.
2Manufacturing precision
If multiple processing steps are used to manufacture the cooling device, then the manufacturing precision is improved, but the manufacturing time increases
Solution Approach 1:
The first plate and second plate are integrated through brazing into a single integrated structure. This merging of components eliminates the need for separate assembly steps and reduces the number of processing operations required, thereby decreasing manufacturing time while maintaining structural precision through the brazing connection.
Solution Approach 2:
The integrated plate structure serves multiple functions simultaneously: it provides structural support, contains the zigzag runner for fluid flow, and facilitates heat exchange. This multi-functionality reduces the need for additional components and processing steps, improving productivity without sacrificing manufacturing precision.
3Area of stationary object
If the runner has complex arrangements to maximize heat exchange, then the heat dissipation effect is enhanced, but the device complexity increases
Solution Approach 1:
The zigzag shape provides a systematic curved arrangement that maximizes overlapping area in a regular, predictable pattern. This geometric simplicity allows for easy manufacturing and analysis while achieving high heat exchange efficiency, avoiding the need for complex irregular patterns.
Solution Approach 2:
The zigzag runner can be viewed as a series of repeated linear segments connected at angles. This segmentation allows the complex zigzag pattern to be manufactured using simple repetitive processes, reducing device complexity while maintaining the heat exchange benefits of the extended path.
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 design significantly enhances heat dissipation by increasing the overlapping area between the fluid and heating device, reducing fluid flow resistance, and improving manufacturing efficiency and cost-effectiveness.
Implementation Method 1
A cooling device achieves heat dissipation of a heating device through heat exchange between an internally-flowing fluid and the heating device
Implementation Method 2
the first plate and the second plate are integrated by brazing
Data Source
AI summary
The present application provides a cooling device. The cooling device includes a first plate and a second plate. A first surface of the first plate is provided with a runner. The runner is configured for accommodating a fluid. The runner has a zigzag shape. The first surface of the first plate is in contact with the second plate. The cooling device of the present application has an enhanced heat dissipation performance.