Compressed Air Cooling System for Data Center Heat Removal
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Solution Overview
Problem
Data centers face challenges in efficiently managing waste heat and require resource-intensive and time-consuming processes for expanding computing capacity, which are costly and noisy, due to traditional cooling systems.
Innovation Solution
A compressed air cooling system is implemented, utilizing air storage containers, compressors, and plenums to supply cooled air directly to computer systems, potentially replacing chilled water systems and refrigerant loops, and allowing for flexible expansion of computing capacity without significant infrastructure changes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If traditional HVAC and chilled water systems are used for cooling data centers, then cooling capacity is sufficient, but device complexity and cost increase substantially
Solution Approach 1:
The patent extracts the cooling function from complex traditional HVAC and chilled water systems, isolating only the essential compression and expansion components. This reduces system complexity while maintaining cooling capacity by removing unnecessary intermediaries like chillers, cooling towers, and extensive piping infrastructure.
Solution Approach 2:
The compressed air system serves multiple functions simultaneously: it provides cooling to IT equipment, supplies compressed air for other data center operations, and enables flexible deployment without dedicated cooling infrastructure. This multi-functionality reduces overall system complexity and cost.
2Temperature
If traditional cooling equipment is installed, then cooling performance is adequate, but acoustic noise exceeds acceptable limits
Solution Approach 1:
The patent replaces traditional mechanical cooling equipment (HVAC fans, chillers, cooling towers) with a compressed air system that uses expansion cooling. This substitution eliminates the noisy mechanical components while maintaining adequate cooling performance through the thermodynamic expansion process.
3Productivity
If data center computing capacity is expanded using traditional methods, then computing capacity increases, but substantial time and resources are required for design, construction, and certification
Solution Approach 1:
The compressed air cooling infrastructure can be pre-installed and configured before IT equipment is deployed. This preliminary action eliminates the need for concurrent cooling system installation and certification, significantly reducing overall expansion time and allowing computing capacity to scale rapidly.
Solution Approach 2:
The cooling system is segmented into modular compressed air units that can be independently deployed and scaled. This allows incremental expansion of computing capacity without requiring comprehensive re-design and re-certification of the entire cooling infrastructure, reducing both time and resource requirements.
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
This solution reduces the need for extensive resource allocation and time for data center expansions, lowers operational noise, and provides an efficient cooling method that can adapt to changing computing demands, while minimizing the complexity and cost associated with traditional cooling systems.
Implementation Method 1
supply cooled air directly to computer systems
Implementation Method 2
A compressed air cooling system is implemented, utilizing air storage containers, compressors, and plenums to supply cooled air
Data Source
AI summary
A system for removing heat from components in a computer room of data center includes one or more air storage containers that hold compressed air, one or more compressors that supply compressed air to the air storage containers, and one or more plenums in fluid communication with at least one of the storage containers. At least one of the plenums can supply air to a computer room.