Container Data Center Liquid Immersion Cooling Drain Pan

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Solution Overview

Problem

Existing container-type data centers face issues with cooling liquid leakage and the need for a compact liquid immersion cooling device, which requires effective containment and efficient cooling solutions.

Innovation Solution

A container-type data center design incorporating a container body with a liquid tank rack for storing cooling liquid, a board with electronic components immersed in the liquid, a temperature control unit for cooling and recirculating the liquid, and a drain pan to collect any leaking liquid, along with a partition wall to separate cooling spaces and reduce power requirements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If a liquid immersion cooling method is adopted, then cooling effectiveness is improved, but the risk of cooling liquid leakage increases

Engineering Contradiction:
Improvecooling effectivenessVSAvoidleakage risk
Core Design Contradiction:
TemperatureVSReliability

Solution Approach 1:

A drain pan is installed at the bottom of the container to receive and contain any cooling liquid that leaks from the container. This preparatory measure prevents leaked liquid from damaging electronic components or causing electrical shorts, thereby maintaining system reliability while enabling effective liquid immersion cooling.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

2Volume of moving object

If the container size is reduced for portability, then ease of installation is improved, but the space for housing cooling devices becomes insufficient

Engineering Contradiction:
Improvecontainer sizeVSAvoidcooling device housing space
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The cooling devices including the temperature control unit and pump are nested within the container body in a space-efficient arrangement. The drain pan is positioned at the bottom, with cooling devices arranged above it, maximizing the use of vertical space and enabling compact housing of all cooling components within the portable container.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Temperature

If cooling devices are added for effective cooling, then temperature control is improved, but the container becomes less compact

Engineering Contradiction:
Improvetemperature controlVSAvoidcontainer compactness
Core Design Contradiction:
TemperatureVSVolume of moving object

Solution Approach 1:

The container utilizes a standardized shipping container structure with optimized internal spacing, allowing cooling devices to be integrated without significantly increasing the external dimensions. The modular design enables effective temperature control while maintaining container compactness and portability.

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

The design effectively prevents cooling liquid leakage, allows for compact housing of the liquid immersion cooling device, and reduces power consumption by separating cooling and temperature control spaces, enhancing the efficiency and environmental safety of the cooling process.

Implementation Method 1

a container that is accommodated in the container body and that stores a cooling liquid therein; a board that is disposed to be immersed in the cooling liquid in the container, a plurality of electronic components being mounted on the board

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 2

a temperature control unit that is accommodated in the container body, cools the cooling liquid guided from an inside of the container, and returns the cooling liquid to the container

Methodology Applied
Scientific EffectHeat exchange: Heat Exchanger

Data Source

PatentUS20240292573A1Container-type data center
Publication Date: 2024.08.29 MITSUBISHI HEAVY IND LTD
  • US20240292573A1 patent drawing
  • US20240292573A1 patent drawing
  • US20240292573A1 patent drawing

AI summary

A container-type data center includes a container body, a liquid tank rack which is accommodated in the container body and stores a cooling liquid therein, a board which is disposed inside the liquid tank rack to be immersed in the cooling liquid and on which a plurality of electronic components are mounted, a heat exchanger which is accommodated in the container body and cools the cooling liquid guided from the inside of the liquid tank rack and returns the cooling liquid to the liquid tank rack, and a drain pan which is accommodated in the container body and receives the cooling liquid leaking from the liquid tank rack on the lower side of the liquid tank rack.