Spring-Washer Thyristor Clamp for Heat Sink Alignment
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Solution Overview
Problem
Misalignment of heat-generating devices, such as thyristors, when clamped to heat sinks can reduce heat transfer efficiency, leading to ineffective cooling and potential physical damage.
Innovation Solution
The use of spring washers in various configurations to apply equal pressure to a pad, which in turn applies downward pressure on a clamping plate, ensuring the thyristor is securely pressed against a heat sink, promoting heat transfer while minimizing the risk of damage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If a heat generating device is clamped to a heat sink, then heat transfer efficiency is improved, but misalignment may occur reducing cooling effectiveness
Solution Approach 1:
The clamp assembly incorporates a spring mechanism that provides dynamic adjustment capability. The spring allows the clamp to adapt to variations in heat generating device thickness and positioning, maintaining consistent contact pressure and alignment between the device and heat sink surface, thereby resolving the contradiction between heat transfer efficiency and alignment reliability.
Solution Approach 2:
The clamp assembly acts as an intermediary component between the heat generating device and heat sink. It provides a mechanical interface that ensures proper alignment and sustained contact pressure, mediating the thermal connection while compensating for positioning variations, thus improving both heat transfer efficiency and alignment reliability.
2Temperature
If downward pressure is applied to the heat generating device, then heat transfer is promoted, but physical damage may occur
Solution Approach 1:
The spring mechanism enables dynamic control of contact pressure parameters. It maintains optimal pressure for heat transfer while preventing excessive force that could damage the heat generating device. The spring's elastic properties allow pressure adjustment based on device characteristics, resolving the contradiction between promoting heat transfer and avoiding physical damage.
Solution Approach 2:
The spring acts as a cushioning element that absorbs excess force before it reaches the heat generating device. By providing elastic compliance in the clamping mechanism, it prevents harmful peak pressures while maintaining sufficient contact force for effective heat transfer, thus protecting the device from damage.
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 configuration enhances heat transfer efficiency from the thyristor to the heat sink, reducing the likelihood of physical damage and ensuring reliable cooling.
Implementation Method 1
spring washers in various configurations is described herein below. For example, spring washing may be used to apply force to a pad which in turn applies the force to a plate above the thyristor
Implementation Method 2
effective cooling. Misalignment of the heat generating device when clamped may result in a reduction of the transfer of heat from the thyristor to the heat sinks
Data Source
AI summary
Systems, apparatuses, and methods are described for clamping a heat generating device such as a thyristor in place. The use of spring washers in various configurations is described. A spring washing washer may be used to apply force to a pad which in turn applies the force to a plate above a heat generating device. The plate above the heat generating device may apply downward pressure, which may force the heat generating device against a lower surface. Related systems, apparatuses, and methods are also described.