Integrated HV Power Enclosure with Heat Sink

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Solution Overview

Problem

Existing high voltage power systems are complex, with numerous interconnections and cooling devices, and expose high voltage components to environmental conditions, increasing complexity and vulnerability.

Innovation Solution

A power system with an enclosure that houses high voltage components, reducing external connections and cooling interconnections, using a heat sink for thermal management and sealed connections to protect against environmental exposure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple high voltage components are connected individually with separate enclosures and cooling systems, then each component can be independently managed, but the overall system complexity increases and the number of interconnections increases

Engineering Contradiction:
Improvecomponent independenceVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple high voltage components (converter, auxiliary power system, energy storage system) into a single integrated enclosure, eliminating the need for separate enclosures and reducing the number of interconnections between components while maintaining independent functional management

Inventive Principle:
Principle #5Merging (Combining)

2Temperature

If each high voltage component has its own cooling system or separate cooling interconnections, then thermal management can be optimized for each component, but the number of cooling interconnections and system complexity increases

Engineering Contradiction:
Improvethermal managementVSAvoidcooling interconnections
Core Design Contradiction:
TemperatureVSDevice complexity

Solution Approach 1:

The patent integrates multiple cooling systems into a single unified cooling system within the shared enclosure, reducing the number of cooling interconnections and simplifying thermal management while maintaining effective heat dissipation for all high voltage components

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If high voltage components are exposed to environmental conditions through external connections, then ease of access and maintenance is improved, but vulnerability to environmental damage increases

Engineering Contradiction:
Improveaccess to componentsVSAvoidenvironmental exposure
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent uses sealed connections and environmental sealing within the enclosure to protect high voltage components from environmental conditions such as moisture and dust, while maintaining access through designed access points and removable panels

Inventive Principle:
Principle #30Flexible shells and thin films

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

Simplifies the power system by reducing high voltage and cooling interconnections, protecting components from environmental conditions, and maintaining thermal stability within the enclosure.

Implementation Method 1

A heat sink is positioned within the interior space for providing thermal heat transfer away from the components

Methodology Applied
Scientific EffectThermal heat transfer: Convection

Data Source

PatentUS8462487B2ESS with integrated DC/DC converter and hybrid power electronics
Publication Date: 2013.06.11 BAE SYSTEMS CONTROLS INC
  • US8462487B2 patent drawing
  • US8462487B2 patent drawing
  • US8462487B2 patent drawing

AI summary

A power system for connecting high voltage components includes an enclosure having an interior space. A plurality of high voltage (HV) components are removably coupled to the enclosure and positioned in the interior space of the enclosure. The plurality of HV components are electrically coupled to each other. A motor is positioned outside the enclosure, and the motor is electrically interconnected through the enclosure to one of the HV components. A heat sink is positioned within the interior space for providing thermal heat transfer away from the components.