Oscillating Water Column Buoy for Wave-Powered Air Compression
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Solution Overview
Problem
Large-scale computing faces challenges due to high energy consumption and heat generation, leading to increased energy budgets and cooling requirements, which are becoming more costly and complex as computational power increases.
Innovation Solution
A wave energy converter system that harnesses ocean wave energy to power computing buoys, utilizing a buoy with a water tube and air turbine to generate electricity efficiently, while also employing self-propulsion and adaptive ballast to optimize energy capture and reduce cooling needs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If computers and computing systems are increased in scale and power, then computational capability is improved, but energy consumption increases
Solution Approach 1:
The patent converts the harmful waste heat generated by computers into a useful resource for heating water in the ocean thermal exchange system. The heat exchanger captures thermal energy that would otherwise be discarded, transforming it into potential energy storage or useful heating, thereby reducing the net energy consumption of the computing system
Solution Approach 2:
The patent merges the computing system with an ocean thermal energy conversion system by integrating heat exchangers directly into the computing infrastructure. This combination allows the computing system to both generate and utilize thermal energy, creating a closed-loop system that reduces external energy requirements
2Productivity
If computers and computing systems are increased in scale and power, then computational capability is improved, but heat generation increases
Solution Approach 1:
The patent converts the harmful waste heat from computers into a useful resource by using heat exchangers to capture and transfer this thermal energy to water. This process reduces the temperature of computing components while simultaneously creating usable thermal energy for other purposes
Solution Approach 2:
The patent introduces water as an intermediary medium between the heat-generating computers and the ocean environment. The water circulates through heat exchangers, absorbing excess heat from computing components and transferring it to the ocean, thereby mediating the thermal management process
3Temperature
If cooling infrastructure is increased to manage heat from computers, then temperature control is improved, but energy consumption increases
Solution Approach 1:
The patent implements a self-service cooling system where the waste heat from computers automatically heats water that then circulates through heat exchangers. The system uses the computers' own waste heat to drive the cooling process, eliminating or reducing the need for external energy input for cooling operations
Solution Approach 2:
The patent creates a thermal equilibrium system where heat flows naturally from the high-temperature computing components to the lower-temperature water and ocean environment. By aligning the thermal gradients with the natural direction of heat flow, the system minimizes the energy required 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 enables efficient and cost-effective power generation for computing operations, reducing the need for land-based energy transmission and cooling infrastructure, and allows for scalable and modular deployment of computing resources.
Implementation Method 1
The positioning of the device's ballast within an upper portion of the device (e.g., within the buoy), as opposed to a lower portion (e.g., near the bottom of a submerged tube). By placing the device's downward-pushing ballast adjacent to the buoy surfaces against which the upward-pushing buoyant forces of the displaced waters are imparted
Implementation Method 2
a water tube, an air turbine, a power take off
Data Source
AI summary
A buoyant wave energy device is disclosed that incorporates an open-bottomed tube of substantial length in which is partially enclosed a first body of water that oscillates in response to wave action. The device incorporates a buoy to which an upper end of the tube is connected and inside of which is trapped a second body of water of substantial mass. A differential phase in the oscillations of the water trapped in the tube, and the oscillations of the buoy of augmented mass, result in the periodic compression of a pocket of air trapped at the top of the tube, and in the subsequent expulsion of pressurized air through a turbine, thereby generating electrical power.