Immersed Cooling System with Differential Flow for Key Components
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Solution Overview
Problem
Existing liquid cooling systems for computing devices inadequately address the varying cooling needs of key and general components, leading to inefficient cooling and energy waste.
Innovation Solution
An immersed cooling system with separate coolant flow rates for key and common components, controlled by pumps or differential pipe cross-sections, ensuring optimized heat dissipation for key components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If liquid coolant flows uniformly over all components of the computing device, then the cooling system is simple and easy to implement, but key components receive inadequate cooling while general components receive unnecessary cooling
Solution Approach 1:
The cooling system segments the coolant flow into different channels based on component types. Key components are connected to dedicated cooling channels with higher flow rates, while general components share common cooling channels with lower flow rates. This segmentation allows differentiated cooling strategies without requiring complete system redesign.
Solution Approach 2:
The patent implements local quality by providing different cooling intensities to different regions of the computing device. Key components receive concentrated cooling with higher coolant flow rates through dedicated channels, while general components receive adequate but lower flow rates. This local differentiation optimizes cooling effectiveness where needed most.
2Device complexity
If liquid coolant flows uniformly over all components, then the system structure is simple, but energy is wasted cooling general components that do not require high cooling rates
Solution Approach 1:
The cooling circuit is segmented into multiple independent channels that can be controlled separately. This allows the system to direct coolant flow dynamically based on real-time thermal conditions of different components, reducing energy waste by cooling only what is necessary and avoiding uniform high-flow cooling of all components.
Solution Approach 2:
The system employs dynamic flow control where coolant flow rates can be adjusted in real-time based on thermal feedback from different components. This dynamic adaptation allows the system to optimize energy consumption by increasing flow to key components when needed and reducing flow to general components when thermal conditions permit.
3Reliability
If different coolant flow rates are provided for key and general components, then cooling efficiency for key components is improved, but the system complexity increases
Solution Approach 1:
The patent divides the cooling system into segmented channels with dedicated pathways for key components versus general components. This segmentation enables independent flow control for each component type while maintaining a relatively modular and manageable system architecture that doesn't require complete redesign.
Solution Approach 2:
The cooling system incorporates multi-functional design where the same cooling infrastructure (pump, reservoir, heat exchanger) serves both key and general components, while additional selective channels provide differentiated flow control. This universality reduces overall system complexity compared to completely separate cooling systems.
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 of key components while reducing energy consumption by tailoring coolant flow rates, improving thermal management and energy conservation.
Implementation Method 1
The liquid working fluid can be maintained at a lower temperature by allowing vaporized fluid to rise out of the liquid
Implementation Method 2
liquid working fluids have more thermal mass than air or gas cooling
Implementation Method 3
The liquid working fluid can be maintained at a lower temperature by allowing vaporized fluid to rise out of the liquid
Implementation Method 4
allowing vaporized fluid to rise out of the liquid
Data Source
AI summary
An immersed cooling system for cooling electronic devices includes a cooling tank accommodating coolant and multiple electronic devices and a liquid cooling circuit for circulating coolant, the electronic device includes key components and common components, the liquid cooling circuit includes cooling branches connected to the key components for cooling, the coolant in the cooling branches flows faster than the coolant in the cooling tank, which improves the heat dissipation effect of the key components and the utilization rate of the coolant by cooling the key components and the common components with different flow rates of coolant, reduces the energy consumption of the immersed cooling system and provides a more efficient thermal solution. An immersed cooling cabinet is also provided.