Evaporator Wick and Partition Layout for Uniform Cooling
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Solution Overview
Problem
Existing evaporation devices face issues with non-uniform heat exchange, fluid leakage, and inefficient fluid distribution, leading to incomplete heat dissipation and potential damage to heat sources.
Innovation Solution
The evaporation device incorporates a distributor to mix external working fluid with existing fluid using capillary force, a wick to spread fluid evenly, and a partition wall to control vapor flow, ensuring uniform heat exchange and efficient heat dissipation without additional power consumption.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Area of stationary object
If working fluid flows through multiple flow paths in the evaporator, then heat exchange area is increased, but fluid leakage risk increases and vapor flow smoothness deteriorates
Solution Approach 1:
The evaporator is divided into multiple flow paths separated by partition walls, with each path containing a distributor. This segmentation allows independent control of fluid distribution in each path while maintaining overall heat exchange area, preventing fluid leakage between paths through the partition structures.
2Area of stationary object
If working fluid flows through multiple flow paths in the evaporator, then heat exchange area is increased, but vapor flow smoothness deteriorates
Solution Approach 1:
Each flow path is equipped with a distributor that creates localized uniform fluid distribution patterns. The partition walls ensure that vapor generated in each path flows smoothly through its designated path without turbulence from adjacent paths, maintaining vapor flow smoothness while preserving heat exchange area.
3Device complexity
If working fluid is not uniformly delivered to the wick, then device complexity is reduced, but capillary action efficiency deteriorates and evaporating action becomes uneven
Solution Approach 1:
Distributors are installed in each flow path to preliminarily uniformize the working fluid distribution before it reaches the wick. This preliminary action ensures uniform fluid delivery to the wick surface, enabling efficient and uniform capillary action and evaporating action across the entire wick area.
4Device complexity
If working fluid is not uniformly delivered to the wick, then device complexity is reduced, but evaporating action uniformity deteriorates
Solution Approach 1:
Distributors are installed in each flow path to preliminarily uniformize the working fluid distribution before it reaches the wick. This preliminary action ensures uniform fluid delivery to the wick surface, enabling efficient and uniform capillary action and evaporating action across the entire wick area.
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 device achieves uniform heat dissipation across the entire area, preventing fluid leakage and enhancing the efficiency and durability of heat sources by smoothly transferring and evaporating the working fluid.
Implementation Method 1
a wick to spread fluid evenly
Implementation Method 2
evaporating a working fluid
Implementation Method 3
heat generated from a heat source for evaporating a working fluid
Data Source
Figure 1
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AI summary
The present disclosure is an evaporation device for cooling. In an evaporation space 12 formed inside a housing 10, a wick 16 allows a working fluid to move by capillary force. As the working fluid moves from a lower portion of the evaporation space 12 to an upper portion thereof, that is, from the working fluid inlet pipe 26 to the vapor outlet pipe 28 by the wick 16, the working fluid is evaporated by heat generated from the heat source to become vapor. A partition wall 20 is provided in the evaporation space 12 to control the flow of vapor. The working fluid transferred into the evaporation space 12 is uniformly mixed with the existing working fluid in the lower portion of the evaporation space 12 by a distributor 30.