Centralized Server Cooling With Flow Division for Lower System Complexity

Solution Overview

Problem

Existing server cooling systems face high manufacturing costs, large maintenance workload, and high energy consumption due to the scattered layout of servers requiring separate heat dissipation, which increases complexity and resource utilization.

Innovation Solution

A centralized server cooling system utilizing a flow divider, heat exchange device, temperature sensors, control device, and circulating pump to manage cooling liquid distribution and temperature regulation across multiple servers, reducing costs and maintenance through centralized heat dissipation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If separate heat dissipation is implemented for each server, then temperature control is achieved, but manufacturing costs increase and device complexity increases

Engineering Contradiction:

Improvetemperature controlVSAvoiddevice complexity

Core Design Contradiction:

TemperatureVSDevice complexity

Solution Approach 1:

The patent merges separate heat dissipation systems into a centralized cooling system where multiple servers share common cooling infrastructure including liquid supply lines, heat exchangers, and temperature control mechanisms. This consolidation reduces the number of independent cooling components while maintaining effective temperature control across all servers.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The centralized cooling system serves multiple servers simultaneously through universal cooling components that can handle heat dissipation for various server units. The liquid cooling system acts as a multi-functional device that cools multiple servers through a single integrated infrastructure, reducing overall system complexity.

Inventive Principle:

Principle #6Universality (Multi-functionality)

2Temperature

If separate heat dissipation is implemented for each server, then temperature control is achieved, but manufacturing costs increase

Engineering Contradiction:

Improvetemperature controlVSAvoidmanufacturing costs

Core Design Contradiction:

TemperatureVSEase of manufacture

Solution Approach 1:

The patent merges separate heat dissipation systems into a centralized cooling system where multiple servers share common cooling infrastructure including liquid supply lines, heat exchangers, and temperature control mechanisms. This consolidation reduces the number of independent cooling components while maintaining effective temperature control across all servers.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The centralized cooling system serves multiple servers simultaneously through universal cooling components that can handle heat dissipation for various server units. The liquid cooling system acts as a multi-functional device that cools multiple servers through a single integrated infrastructure, reducing overall system complexity.

Inventive Principle:

Principle #6Universality (Multi-functionality)

3Temperature

If separate heat dissipation is implemented for each server, then temperature control is achieved, but energy consumption increases

Engineering Contradiction:

Improvetemperature controlVSAvoidenergy consumption

Core Design Contradiction:

TemperatureVSUse of energy by moving object

Solution Approach 1:

The patent merges separate heat dissipation systems into a centralized cooling system where multiple servers share common cooling infrastructure including liquid supply lines, heat exchangers, and temperature control mechanisms. This consolidation reduces the number of independent cooling components while maintaining effective temperature control across all servers.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The centralized cooling system maintains continuous operation with optimized fluid flow paths that efficiently transfer heat from multiple servers through heat exchangers. The system maintains steady-state operation with reduced energy fluctuations compared to multiple independent cooling systems, improving overall energy efficiency.

Inventive Principle:

Principle #20Continuity of useful action

4Temperature

If separate heat dissipation is implemented for each server, then temperature control is achieved, but maintenance workload increases

Engineering Contradiction:

Improvetemperature controlVSAvoidmaintenance workload

Core Design Contradiction:

TemperatureVSEase of repair

Solution Approach 1:

The patent merges separate heat dissipation systems into a centralized cooling system where multiple servers share common cooling infrastructure including liquid supply lines, heat exchangers, and temperature control mechanisms. This consolidation reduces the number of independent cooling components while maintaining effective temperature control across all servers.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The centralized cooling system serves multiple servers simultaneously through universal cooling components that can handle heat dissipation for various server units. The liquid cooling system acts as a multi-functional device that cools multiple servers through a single integrated infrastructure, reducing overall system complexity.

Inventive Principle:

Principle #6Universality (Multi-functionality)

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 achieves reduced manufacturing costs, lower maintenance workload, and decreased energy consumption by enabling efficient centralized heat dissipation of server clusters while maintaining optimal temperature control.

Implementation Method 1

a heat exchange device, including a second liquid inlet and a second liquid outlet, the second liquid inlet being configured for connecting with a server liquid outlet, and the second liquid outlet being connected with the first liquid inlet through a pipeline

Methodology Applied

Scientific EffectHeat exchange: Heat Exchanger

Implementation Method 2

a circulating pump, arranged in a pipeline between the server liquid outlet and the second liquid inlet

Methodology Applied

Scientific EffectPumping: Pump

Implementation Method 3

a first temperature sensor, arranged in a pipeline between the second liquid inlet and the server liquid outlet, and configured for detecting a temperature of a cooling liquid flowing into the heat exchange device; a second temperature sensor, arranged in a pipeline between the second liquid outlet and the first liquid inlet

Methodology Applied

Scientific EffectTemperature detection: Temperature Gradient

Data Source

PatentUS20250240932A1Server cooling system

Publication Date: 2025.07.24 BEIJING BITMAIN TECHNOLOGIES

AI summary

A server cooling system relates to a technical field of server heat dissipation and solves problems of high manufacturing costs, large maintenance workload, and high energy consumption of existing server cooling systems. The server cooling system includes a flow divider, a heat exchange device, a first temperature sensor, a second temperature sensor, a control device, and a circulating pump. The server cooling system is configured to dissipate heat from a server cluster, and the cooling liquid is divided by the flow divider before the cooling liquid cools servers, such that the cooling liquid flows through each server in the server cluster through different pipelines, realizing centralized heat dissipation of the servers, reducing the manufacturing cost of the server cooling system, and lowering the maintenance workload and energy consumption of the server cooling system.