Validation System for Immersion-Cooled Servers Using Air Cooling Simulation

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Solution Overview

Problem

The high cost of validating immersion-cooled servers, which are expensive and have different tank configurations, makes existing validation methods inefficient and costly.

Innovation Solution

A validation method and system that uses a demo board to create a validation environment with air cooling power modules and fans, allowing for the validation of immersion-cooled servers in an air cooling environment, thereby reducing costs and accommodating different server configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If immersion-cooled servers are validated in a real liquid cooling tank environment, then validation accuracy is improved, but validation cost increases significantly

Engineering Contradiction:
Improvevalidation accuracyVSAvoidvalidation cost
Core Design Contradiction:
Measurement precisionVSQuantity of substance

Solution Approach 1:

The patent creates a simulated liquid cooling environment using air cooling equipment that replicates the thermal characteristics of real liquid cooling tanks. This virtualization approach allows validation without requiring actual immersion cooling tanks, thereby reducing costs while maintaining validation accuracy through careful simulation of thermal conditions.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent introduces a simulated cooling environment as an intermediary between the server being validated and the actual liquid cooling tank. This intermediate simulation layer allows the server to be tested in a controlled air cooling environment that mimics liquid cooling thermal profiles, avoiding the need for expensive actual tank validation while preserving measurement accuracy.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If different tank configurations are used for validation, then adaptability to various server types is improved, but device complexity and cost increase

Engineering Contradiction:
Improveadaptability to server configurationsVSAvoidvalidation system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent designs a universal simulated cooling environment using standard air cooling equipment that can validate multiple types of servers with different configurations. The simulation system is configured to replicate various liquid cooling thermal profiles, allowing one versatile validation platform to test diverse server types without requiring multiple specialized tanks for each configuration.

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

Solution Approach 2:

The patent varies thermal parameters in the air cooling simulation to mimic different liquid cooling tank conditions. By adjusting temperature profiles, cooling rates, and thermal characteristics of the air cooling system, the same physical validation environment can simulate multiple different tank configurations, thereby achieving adaptability without increasing physical device complexity.

Inventive Principle:
Principle #35Parameter changes

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 proposed solution allows for efficient validation of immersion-cooled servers in an air cooling environment, reducing validation costs and enabling quick validation of servers with different configurations by flexibly adjusting the number of air cooling power modules and fans.

Implementation Method 1

The first fans are configured to dissipate heat from the immersion-cooled servers when the immersion-cooled servers are operating

Methodology Applied
Scientific EffectHeat dissipation: Convection

Implementation Method 2

Each power supply unit 112 can convert alternating current voltage of the mains provided by an external power distribution system 120 to a 54 volt low-voltage direct current voltage

Methodology Applied
Scientific EffectElectrical energy conversion:

Implementation Method 3

The second fans are configured to dissipate heat from the power supply units when the power supply units are operating

Methodology Applied
Scientific EffectHeat dissipation: Convection

Data Source

PatentUS12314097B2Validation method, demo board, validation system, and non-transitory storage medium
Publication Date: 2025.05.27 FULIAN PRESION ELECTRONICS (TIANJIN) CO LTD
  • US12314097B2 patent drawing
  • US12314097B2 patent drawing
  • US12314097B2 patent drawing

AI summary

A validation method relating to the validation of immersion-cooled servers in an air cooling environment obtains a requirement or purchase order, the order including types of immersion-cooled servers and number required. The method builds a validation environment accordingly, the validation environment includes first fans and air cooling power modules. The air cooling power modules includes a number of power supply units and a number of second fans. The method executes one or more tests in an assembled validation environment. The method further generates a result of test. A demo board and a non-transitory storage medium are also disclosed.