Hexagonal Immersion Cooling Tank Assembly

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Solution Overview

Problem

Traditional air cooling methods are inadequate for newer generation computer components due to inefficiencies in heat removal, and existing immersion tanks are laborious to repair and limit condenser tube capacity, restricting cooling potential.

Innovation Solution

A hexagonal immersion liquid cooling tank assembly with a condenser and manifold system, featuring a hexagonal tank, inverted trapezoidal condenser, and multiple top covers, which allows for efficient heat transfer and easier access for maintenance, using a coolant like hydrocarbon or water to cool heat-generating components such as servers and switches.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If traditional air cooling with fan systems is used, then the system structure is simple, but the heat removal efficiency is insufficient for newer generation components

Engineering Contradiction:
Improvesystem structure simplicityVSAvoidheat removal efficiency
Core Design Contradiction:
Ease of manufactureVSProductivity

Solution Approach 1:

The patent transitions from air cooling to liquid immersion cooling, where heat-generating components are submerged in a dielectric coolant. The coolant directly absorbs heat from components through convection and phase change, achieving superior heat removal efficiency compared to air cooling while maintaining system simplicity through the all-in-one tank design

Inventive Principle:
Principle #29Pneumatics and hydraulics

2Ease of manufacture

If a rectangular-shaped immersion tank is used, then the tank structure is simple, but the heat-generating components need to be removed directly up and down resulting in laborious repairing or assembling operation

Engineering Contradiction:
Improvetank structure simplicityVSAvoidcomponent accessibility
Core Design Contradiction:
Ease of manufactureVSEase of repair

Solution Approach 1:

The patent employs a hexagonal tank cross-section instead of the conventional rectangular shape. This asymmetric geometry provides optimized spacing between condenser tubes and allows components to be accessed by removing side panels rather than requiring vertical extraction, significantly improving maintenance ease while keeping the manufacturing process relatively simple

Inventive Principle:
Principle #4Asymmetry

3Productivity

If existing immersion tanks are used, then the tank provides basic cooling function, but the ability to contain desired number of condenser tubes is limited, restricting cooling potential

Engineering Contradiction:
Improvecooling potentialVSAvoidcondenser tube capacity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The hexagonal tank geometry optimizes the spatial arrangement of condenser tubes by providing six evenly spaced sides, allowing for increased tube density and better thermal management. This geometric configuration maximizes the surface area for heat exchange while maintaining an compact form factor, thereby enhancing cooling capacity without proportionally increasing system volume

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

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

Enhances cooling efficiency and simplifies maintenance by providing a more effective heat transfer system and improved accessibility for heat-generating components, addressing the limitations of traditional cooling methods.

Implementation Method 1

Liquid cooling is the currently accepted solution for rapid heat removal due to the superior thermal performance from liquid cooling. Liquid cooling is more effective in absorbing and transporting heat from the heat-generating components

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 2

The condenser includes a plurality of condenser tubes. The manifold system is coupled to the condenser to assist in distributing liquid flow to and from the plurality of condenser tubes

Methodology Applied
Scientific EffectPhase change: Phase Change

Data Source

PatentUS11477914B2Immersion liquid cooling tank assembly
Publication Date: 2022.10.18 QUANTA COMPUTER INC
  • US11477914B2 patent drawing
  • US11477914B2 patent drawing
  • US11477914B2 patent drawing

AI summary

An immersion liquid cooling tank assembly includes a generally hexagonal tank, a condenser, a manifold system, and at least one top cover. The tank includes a base and a plurality of side walls. The base and the plurality of sidewalls are connected. The condenser includes a plurality of condenser tubes. The manifold system is coupled to the condenser to assist in distributing liquid flow to and from the plurality of condenser tubes. The at least one top cover is located generally opposite to the base.