Subsurface Containment Vessel Cooling for High-Density Data Centers
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Solution Overview
Problem
Large-scale data centers face significant cooling costs due to the heat generated by high-density configurations of computer systems, with existing cooling methods being inefficient and costly.
Innovation Solution
A cooling mechanism for electronic devices installed in a subsurface environment, utilizing a containment vessel that conducts heat from electronic devices to a fluid, which then transfers heat to an external environment, optimizing heat transfer through direct, indirect, or combined contact with a cooling fluid.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If electronic devices are installed in high-density configurations in above-ground buildings, then productivity and computing capacity are improved, but cooling costs and energy consumption increase significantly
Solution Approach 1:
The patent moves electronic devices from above-ground horizontal stacking to subsurface vertical installation in boreholes. This dimensional transition exploits the three-dimensional subsurface space, allowing high-density configuration while utilizing the earth's natural cooling capacity at constant subsurface temperatures, thereby reducing cooling energy consumption.
Solution Approach 2:
The patent introduces a cooling fluid as an intermediary between heat-generating electronic devices and the subsurface environment. The fluid circulates through channels in contact with electronic components, absorbing heat and transporting it to heat exchangers that transfer thermal energy to the subsurface formation, effectively mediating heat removal.
2Temperature
If cooling capacity is increased to handle higher heat loads from dense configurations, then temperature control is improved, but device complexity and cost increase
Solution Approach 1:
The patent leverages the subsurface environment's natural constant temperature as a self-regulating heat sink. The earth formation automatically absorbs heat from the cooling fluid without requiring active cooling mechanisms, reducing the complexity of the cooling system while maintaining effective temperature control.
Solution Approach 2:
The patent employs a hydraulic cooling system where fluid circulation through channels and heat exchangers provides controlled heat removal. The hydraulic system efficiently transports heat from electronic devices to the subsurface environment, managing temperature control with relatively simple fluid dynamics rather than complex mechanical cooling.
3Temperature
If heat dissipation is improved through traditional above-ground methods, then thermal management is enhanced, but operating costs and energy consumption increase
Solution Approach 1:
The patent converts the harmful heat generated by electronic devices into a beneficial thermal energy source for the subsurface environment. Instead of viewing heat as waste to be actively removed, the system allows the earth formation to naturally absorb this thermal energy, transforming a cooling cost into a free thermal exchange with the subsurface.
Solution Approach 2:
The patent changes the thermal environment parameter by relocating devices from variable-temperature above-ground settings to constant-temperature subsurface environments. This parameter change exploits the earth's stable thermal conditions to improve heat dissipation efficiency while minimizing energy consumption for active cooling.
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 significantly reduces long-term operating costs by efficiently removing heat from electronic devices, maintaining lower average operating temperatures, and extending the operational lifetime of hardware, while also providing a high-security physical installation.
Implementation Method 1
a containment vessel that conducts heat from electronic devices to a fluid
Implementation Method 2
cooling the electronic devices by heat transfer from the electronic devices to the fluid and from the fluid to an external environment
Data Source
AI summary
A system and method whereby electronic equipment is cooled, for example a computer system, in a subsurface environment including a containment vessel in at least partial contact with subsurface liquid or solid material. The containment vessel may be disposed in a variety of subsurface environments, including boreholes, man-made excavations, subterranean caves, as well as ponds, lakes, reservoirs, oceans, or other bodies of water. The containment vessel may be installed with a subsurface configuration allowing for human access for maintenance and modification. Cooling is achieved by one or more fluids circulating inside and/or outside the containment vessel, with a variety of configurations of electronic devices disposed within the containment vessel. The circulating fluid(s) may be cooled in place by thermal conduction or by active transfer of the fluid(s) out of the containment vessel to an external heat exchange mechanism, then back into the containment vessel.