Dielectric Heat Dissipating Component for Load Center Thermal Management

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Solution Overview

Problem

Existing heat management systems for electrical devices face challenges in efficiently dissipating excess heat without risking electrical shorts and requiring additional energy for cooling, limiting device performance and safety.

Innovation Solution

The implementation of dielectric heat path devices that use a thermally conductive material for heat generating components and a dielectric material for heat dissipation, allowing heat transfer without electrical conductivity, thereby preventing shorts and reducing energy consumption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If conductive materials (e.g., copper) are used to form heat sinks, then heat dissipation capability is improved, but electrical conductivity causes risk of shorting or grounding the electrical device

Engineering Contradiction:
Improveheat dissipation capabilityVSAvoidelectrical safety
Core Design Contradiction:
TemperatureVSReliability

Solution Approach 1:

The patent introduces a dielectric material as an intermediary between the heat-generating electrical component and the heat sink. This dielectric material thermally couples the component to the heat sink while electrically isolating them, preventing short circuits while maintaining effective heat transfer from the electrical device to the grounded heat sink structure.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Temperature

If fans are added to increase air flow about the heat sink, then heat dissipation is improved, but additional electricity consumption and operational complexity increase

Engineering Contradiction:
Improveheat dissipation efficiencyVSAvoidenergy consumption
Core Design Contradiction:
TemperatureVSUse of energy by moving object

Solution Approach 1:

The patent employs passive heat sink structures that dissipate heat through natural convection and radiation without requiring external power sources. The heat sink is designed to automatically transfer heat from the electrical component to the surrounding environment through its thermal conduction properties and surface area, eliminating the need for actively powered cooling fans or pumps.

Inventive Principle:
Principle #25Self-service

3Temperature

If thermally conductive materials are used throughout the electrical device, then heat dissipation is improved, but manufacturing cost increases

Engineering Contradiction:
Improveheat dissipationVSAvoidmanufacturing cost
Core Design Contradiction:
TemperatureVSEase of manufacture

Solution Approach 1:

The patent applies thermally conductive materials selectively only where heat transfer is critical - specifically at the heat-generating electrical component and the heat sink interface - rather than throughout the entire device. The dielectric material is used in the intermediate coupling region, optimizing thermal management while controlling material costs through targeted material selection.

Inventive Principle:
Principle #3Local quality

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 solution effectively dissipates heat from electrical devices without risking electrical shorts and reduces energy consumption, enhancing device reliability and safety while maintaining thermal efficiency.

Implementation Method 1

The heat dissipating component is positioned in between, and is thermally coupled to, the heat generating component and the non-heat generating component. The heat dissipating component is made of a dielectric material.

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 2

The heat dissipating component is made of a dielectric material

Methodology Applied
Scientific EffectDielectric property: Dielectric

Data Source

PatentUS10283945B2Load center thermally conductive component
Publication Date: 2019.05.07 EATON INTELLIGENT POWER LTD
  • US10283945B2 patent drawing
  • US10283945B2 patent drawing
  • US10283945B2 patent drawing

AI summary

Devices and systems for dissipating heat generated from heat generating components in a load center are provided herein. The disclosed concept provides a heat dissipating component that assists in heat dissipation of a heat generating component in a load center by transferring heat from the heat generating component to a non-heat generating component.