Immersion-Cooled Device Extraction With Airflow Liquid Dispersal

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Solution Overview

Problem

The existing methods for extracting electronic devices from immersion cooling containers are cumbersome due to the high viscosity of dielectric cooling liquids, leading to difficulties in cleaning and handling, which can result in spills and potential damage to the devices.

Innovation Solution

An extraction system comprising a lifting device, a liquid dispersing device, and a nozzle that generates an air flow to remove the cooling liquid from the device, along with a controller to synchronize the lifting and dispersing processes, and a cart for reorienting and maintaining the device, minimizing spills and facilitating maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If immersion cooling liquid is used for cooling electronic devices, then cooling efficiency is improved, but handling difficulty increases due to high viscosity

Engineering Contradiction:
Improvecooling efficiencyVSAvoidhandling difficulty
Core Design Contradiction:
TemperatureVSEase of operation

Solution Approach 1:

A cart with a control arm and operation platform serves as an intermediary device between the immersion cooling container and the maintenance workspace. The cart extracts the electronic device from the cooling liquid environment and provides a stable platform for maintenance operations, mediating the transition from cooling to maintenance without requiring manual handling of the viscous liquid-covered device

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The extraction system removes the electronic device from the immersion cooling liquid environment using automated lifting and control mechanisms. This extracts the device from the harmful viscous liquid context, allowing maintenance to be performed without direct operator contact with the cooling liquid-covered surfaces

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of repair

If operator manually cleans device from cooling liquid, then maintenance can be performed, but time consumption increases and spill risk increases

Engineering Contradiction:
Improvemaintenance accessibilityVSAvoidcleaning time
Core Design Contradiction:
Ease of repairVSLoss of time

Solution Approach 1:

The cart and control arm are positioned and prepared in advance before device extraction. The operation platform is readied, and the control arm is configured to receive the device. This preliminary setup eliminates the need for time-consuming manual cleaning operations during maintenance

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The automated extraction and positioning system performs the cleaning and positioning functions without requiring manual operator intervention for cleaning. The system serves itself by using automated mechanisms to handle the device from extraction through positioning, eliminating the manual cleaning step that consumes time and creates spill risks

Inventive Principle:
Principle #25Self-service

3Temperature

If high viscosity cooling liquid is used, then thermal contact is improved, but device drop risk increases due to handling difficulty

Engineering Contradiction:
Improvethermal contactVSAvoiddevice drop risk
Core Design Contradiction:
TemperatureVSReliability

Solution Approach 1:

The cart with control arm acts as an intermediary handling mechanism that provides stable support for the electronic device during extraction and positioning. This intermediary system prevents direct manual handling that could lead to drops, while maintaining the benefits of immersion cooling thermal contact

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The operation platform and control arm positioning system are designed to provide stable support and controlled positioning before any potential drop can occur. The system prepares the receiving position in advance and uses controlled movement to prevent accidental drops during the extraction and positioning process

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

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 system effectively extracts electronic devices from immersion cooling containers while minimizing spills and waste of the cooling liquid, making the handling process safer and more efficient by synchronizing the lifting and liquid dispersal processes.

Implementation Method 1

a liquid dispersing device for dispersing immersion cooling liquid from the electronic device by generating an air flow

Methodology Applied
Scientific EffectAir flow: Fluid Spray

Data Source

PatentUS12200901B2Method and extraction system for extracting an electronic device from an immersive cooling container
Publication Date: 2025.01.14 OVH
  • US12200901B2 patent drawing
  • US12200901B2 patent drawing
  • US12200901B2 patent drawing

AI summary

A method and an extraction system for extracting an electronic device from a container filled with an immersion cooling liquid are disclosed. The extraction system includes a lifting device for lifting the electronic device from an open end of the container, a liquid dispersing device for dispersing immersion cooling liquid from the electronic device by generating an air flow, and a nozzle configured to be positioned above the open end of the container to limit a spread of immersion cooling liquid caused by the liquid dispersing device.