Baffle-Based Flow Divider for Immersion Cooling Fluid Purity

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Solution Overview

Problem

Existing immersion cooling systems face issues with contamination of the working fluid due to improper temperature control leading to water vapor condensation and leakage, which affects heat absorption performance and poses safety risks.

Innovation Solution

A flow dividing device with a baffle set that separates cooling water from the working fluid by utilizing the difference in specific weights, allowing the working fluid to remain pure and maintain efficient cooling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If temperature control is not properly maintained in the cooling tank, then the condensation device may be contaminated by water vapor condensation, but improving temperature control precision increases system complexity

Engineering Contradiction:
Improvepurity of working fluidVSAvoidtemperature control system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The cooling tank is divided into multiple compartments by partition walls, creating separate zones for different densities of condensate fluid. This segmentation allows the working fluid to be isolated from contaminated condensate without requiring complex temperature control systems throughout the entire tank.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A flow dividing device with baffle sets acts as an intermediary between the condensation device and the working fluid. The baffle sets create guide channels that direct the flow of condensate fluid, preventing direct contact between contaminated condensate and the working fluid while maintaining system simplicity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the condensation device leaks or damages, then cooling water may enter the cooling tank and contaminate the working fluid, but adding protection mechanisms increases device complexity

Engineering Contradiction:
Improvepurity of working fluidVSAvoidprotection mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The cooling tank is divided into multiple compartments by partition walls, creating separate zones for different densities of condensate fluid. This segmentation allows the working fluid to be isolated from contaminated condensate without requiring complex protection mechanisms.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The flow dividing device with baffle sets serves as a protective intermediary that prevents cooling water from reaching the working fluid even if the condensation device leaks. The baffle sets create physical barriers and flow paths that block contamination while maintaining system simplicity.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If cooling water contaminates the working fluid, then heat absorption performance decreases, but adding separation mechanisms increases device complexity

Engineering Contradiction:
Improveheat absorption performanceVSAvoidseparation mechanism
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The cooling tank is divided into multiple compartments by partition walls, creating separate zones for different densities of condensate fluid. This segmentation allows the working fluid to be isolated from contaminated condensate, maintaining heat absorption performance without complex separation mechanisms.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The flow dividing device with baffle sets acts as an intermediary that separates cooling water from the working fluid through density-based flow division. The baffle sets create guide channels that direct flow paths, enabling effective separation while keeping the device structure simple and maintaining high heat absorption efficiency.

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 solution effectively separates cooling water from the working fluid, ensuring high purity and maintaining efficient cooling performance by preventing contamination and potential safety hazards.

Implementation Method 1

separates cooling water from the working fluid by utilizing the difference in specific weights

Methodology Applied
Scientific EffectDensity difference separation: Density Gradient

Implementation Method 2

The working fluid in the gaseous state returns to the cooling tank after being transformed into the liquid state through condensation by a condensation device

Methodology Applied
Scientific EffectCondensation: Condensation

Implementation Method 3

A working fluid in the cooling tank absorbs the heat generated by the electronic device and transforms from a liquid state into a gaseous state

Methodology Applied
Scientific EffectEvaporation: Evaporation

Data Source

PatentUS12363861B2Flow dividing device and immersion cooling system having the same
Publication Date: 2025.07.15 WIWYNN CORP
  • US12363861B2 patent drawing
  • US12363861B2 patent drawing
  • US12363861B2 patent drawing

AI summary

A flow dividing device including a box body and a baffle set is provided. The box body includes a chamber, an inflow port, and an outflow port. The baffle set is located in the chamber and divides the chamber into a plurality of guide channels, and two ends of the guide channel communicate with the inflow port and the outflow port respectively. After flowing into the flow dividing device, the condensate fluid can guide different liquids in the condensate fluid to separate from each other. An immersion cooling system including the flow dividing device and a fluid separation method of the immersion cooling system are also provided.