Modular Fluid Heat Exchange System with Detachable Cold Plate

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Solution Overview

Problem

Existing fluid heat exchange systems lack improved thermal performance and modular, interchangeable components suitable for small form factors and evolving cooling requirements.

Innovation Solution

A modular heat exchange system comprising a fluid receiver unit, a fluid transfer unit, and a cold plate, where the components are detachably engageable and configurable by replacing individual units with different versions to meet specific design requirements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If fluid heat exchange systems use fixed, non-modular components, then system stability and reliability are maintained, but adaptability to different cooling requirements and form factors is reduced

Engineering Contradiction:
Improveadaptability to cooling requirementsVSAvoidsystem reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The fluid heat exchange system is divided into separate modular components including a pump assembly, fluid receiver, and cold plate that can be independently selected and configured. This segmentation allows different component versions to be combined to meet varying cooling requirements while maintaining reliable connections through standardized interfaces.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The modular components are designed with universal interfaces and standardized connection features that allow the same component types to serve multiple applications and configurations. The pump assembly and fluid receiver can be paired with different cold plate versions to address diverse cooling needs across various electronic devices.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Volume of moving object

If heat exchange systems are designed for small form factors, then space constraints are addressed, but thermal performance and cooling capacity are limited

Engineering Contradiction:
Improvesystem volumeVSAvoidthermal performance
Core Design Contradiction:
Volume of moving objectVSTemperature

Solution Approach 1:

The pump assembly is positioned within or adjacent to the fluid receiver in a nested arrangement, maximizing space utilization. The fluid passageway winds through the available volume efficiently, allowing adequate cooling capacity within a compact footprint suitable for small form factor electronic devices.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The system utilizes three-dimensional space efficiently with vertical and horizontal fluid passageways, and the cold plate extends in multiple dimensions to maximize thermal contact area with electronic components while maintaining a compact overall volume.

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

3Ease of operation

If fluid connectors are designed for detachable engagement, then ease of assembly and component replacement is improved, but sealing reliability may be compromised

Engineering Contradiction:
Improveease of assemblyVSAvoidsealing reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The fluid connector features asymmetric engagement surfaces with complementary male and female interfaces that guide proper alignment during assembly. The asymmetric design includes positioning features such as protrusions and recesses that ensure repeatable, reliable sealing connections while maintaining ease of detachable engagement.

Inventive Principle:
Principle #4Asymmetry

Solution Approach 2:

A seal element or gasket acts as an intermediary between the mating connector surfaces, providing reliable sealing while allowing for easy assembly and disassembly. The intermediary seal compensates for minor manufacturing variations and ensures fluid-tight connections without requiring precision machining of the connector interfaces.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 modular system enhances thermal performance and flexibility by allowing for the interchange of components such as pumps and cold plates, thereby tailoring the cooling capacity to specific needs while reducing costs and maintaining compatibility.

Implementation Method 1

Fluid heat exchange systems and associated components are used to cool electronic and other devices by accepting and dissipating thermal energy therefrom

Methodology Applied
Scientific EffectHeat transfer: Convection

Implementation Method 2

The cold plate can define a finned surface having a plurality of microchannels

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 3

one fluid receiver unit may include a pump assembly

Methodology Applied
Scientific EffectFluid circulation: Pump

Data Source

PatentUS20250137736A1Modular fluid heat exchange systems
Publication Date: 2025.05.01 COOLIT SYSTEMS INC
  • US20250137736A1 patent drawing
  • US20250137736A1 patent drawing
  • US20250137736A1 patent drawing

AI summary

A modular heat exchange assembly includes a cold plate defining a finned surface and a corresponding plurality of microchannels. Selected ones of the plurality of microchannel extend from a first end to an opposed second end. A fluid receiver unit defines an inlet port and a first fluid connector fluidically coupled with the inlet port. A fluid transfer unit defines an outlet port and a second fluid connector matingly engageable with and disengageable from the first fluid connector to fluidly couple the fluid receiver unit and the fluid transfer unit together. The fluid transfer unit defines a distribution manifold configured to distribute coolant among the selected microchannels at a position between the first ends and the second ends of the selected microchannels. The fluid transfer unit further defines a collection manifold configured to receive coolant from the selected microchannels. The collection manifold and the outlet port are fluidically coupled together.