Stacked Cooling Blades Forming Triangular Gas Channels

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Solution Overview

Problem

Current heat-dissipating technologies, such as heat-dissipating fins, are inefficient in controlling the temperature of gases due to limitations in geometry and material properties, which affect the distribution of internal energy states and accessible energy states of gas particles.

Innovation Solution

A thermally conducting sheet is formed into blades that are stacked to create triangular channels, allowing for a flow of gas and utilizing thermally conductive materials like copper, aluminum, and gold, with a method of assembly involving epoxy bonding and progressive die cutting to enhance heat dissipation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If conventional heat-dissipating fins are used, then the structure is simple and easy to manufacture, but the heat dissipation efficiency is insufficient due to limitations in geometry and material properties

Engineering Contradiction:
Improveease of manufactureVSAvoidheat dissipation efficiency
Core Design Contradiction:
Ease of manufactureVSLoss of energy

Solution Approach 1:

The cooling assembly is segmented into multiple blades stacked together to form a series of triangular channels. This segmentation allows gas to flow through multiple channels in sequence, increasing the total heat transfer surface area and improving heat dissipation efficiency while maintaining a relatively simple manufacturing process for each individual blade

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention transitions from conventional two-dimensional fin structures to a three-dimensional stacked blade configuration forming triangular channels. This dimensional change enables gas flow through the structure and creates multiple heat transfer surfaces, significantly enhancing heat dissipation capability

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Temperature

If the gas temperature is not controlled, then the internal energy states of gas particles remain high, but the cooling effectiveness is insufficient

Engineering Contradiction:
Improvegas temperatureVSAvoidinternal energy states
Core Design Contradiction:
TemperatureVSLoss of energy

Solution Approach 1:

The invention uses gas flow through the triangular channels formed by stacked blades to transfer heat away from the hot object. The gas acts as a cooling medium, absorbing thermal energy as it passes through the channels, thereby controlling the temperature and reducing the internal energy states of the gas particles

Inventive Principle:
Principle #29Pneumatics and hydraulics

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 solution effectively forms a structured air cooling system that enhances heat dissipation by creating a series of channels for gas flow, improving the specific heat capacity and heat removal efficiency, suitable for applications from computer systems to large-scale cooling needs.

Implementation Method 1

A thermally conducting sheet is formed into blades that are stacked to create triangular channels, allowing for a flow of gas and utilizing thermally conductive materials like copper, aluminum, and gold

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 2

blades that are stacked to create triangular channels, allowing for a flow of gas

Methodology Applied
Scientific EffectConvection: Convection

Data Source

PatentEP3108195B1Assembly and method for cooling
Publication Date: 2023.10.25 FORCED PHYSICS
  • EP3108195B1 patent drawingFigure 1
  • EP3108195B1 patent drawingFigure 2
  • EP3108195B1 patent drawingFigure 3

AI summary

Materials, components, assemblies, and methods consistent with the disclosure are directed to the fabrication and use of sheets of material to provide channels for cooling through the flow of gas. An assembly for cooling can include a stack of alternating first and second blades, where each blade exhibits at least a first edge, a beveled edge, and a bend, the bend defining at least a first region and a second region, where the first region is substantially flat and bordered by the edge, the beveled edge, and the bend. An assembly can also include a sheet with folds to provide channels.