Hydrogen Cycle Power Generation for Grid Stability
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Current renewable energy sources, such as wind and solar power, are unreliable and inefficient for continuous power generation due to natural variations, making it challenging to provide stable and cost-effective energy to the grid while meeting increasing renewable energy mandates.
Innovation Solution
A system integrating renewable energy sources with hydrogen production through electrolysis and gas turbine power generation, allowing for the storage of excess energy as hydrogen gas for use in gas turbines during periods of low renewable energy availability, ensuring continuous power with zero carbon emissions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-generated harmful factors
If renewable energy sources (wind, solar) are used for power generation, then carbon emissions are reduced, but reliability and stability deteriorate due to natural variations in availability
Solution Approach 1:
The system performs preliminary action by using renewable energy to produce and store hydrogen during periods when renewable energy is abundant. This stored hydrogen is then used as fuel in gas turbines during periods when renewable energy availability is low, ensuring continuous power generation without carbon emissions.
Solution Approach 2:
Hydrogen acts as an intermediary energy carrier between renewable energy sources and gas turbine power generation. The hydrogen production system converts renewable electrical energy into chemical energy stored in hydrogen, which then serves as a reliable fuel source for turbines, bridging the gap between intermittent renewable supply and continuous power demand.
2Object-generated harmful factors
If renewable energy sources are used exclusively, then environmental impact is reduced, but cost-effectiveness deteriorates due to inefficiencies and instability
Solution Approach 1:
The system changes the operational parameters of power generation by switching between renewable energy direct utilization and hydrogen-fueled turbine generation based on availability and economic conditions. This allows optimization of both environmental impact and cost-effectiveness by selecting the most efficient pathway for each operating condition.
Solution Approach 2:
The integrated system performs multiple functions: it generates power directly from renewables when available, produces and stores hydrogen when excess renewable energy is present, and switches to hydrogen-fueled turbine generation when renewables are insufficient. This multi-functionality ensures both environmental benefits and economic efficiency across varying operating conditions.
3Reliability
If hydrogen production and storage systems are added to integrate with renewable energy, then reliability is improved, but device complexity increases
Solution Approach 1:
The system merges renewable energy generation, hydrogen production through electrolysis, hydrogen storage, and gas turbine power generation into a single integrated hybrid system. This consolidation allows the components to work together synergistically, improving reliability while managing complexity through unified control and coordination.
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 system provides stable, continuous power to the grid and end users while reducing the instability associated with renewable energy sources, achieving competitive wholesale rates and meeting energy demands with reduced carbon emissions.
Implementation Method 1
a hydrogen production system that uses the electric energy to produce hydrogen gas from a water source
Implementation Method 2
a cogeneration system that uses the hydrogen gas to produce electric energy
Data Source
AI summary
Systems and methods for continuously generating electric power using a renewable energy power source to continuously generate electrical energy are disclosed. An illustrative embodiment includes transmitting electrical power from the renewable energy power source to an electrolyzer to produce hydrogen gas, storing the hydrogen gas in a storage facility until production of power from the renewable energy power source drops below a predetermined threshold, and activating a secondary power generation system that converts the stored hydrogen to electrical energy. The stored hydrogen may be converted to electrical energy using a gas turbine generator or a fuel cell. The system further includes a reverse osmosis subsystem for purifying water for use in the electrolyzer and optional systems for providing the purified water to a community and for using the produced electricity to treat waste water to generate treated water that may be purified and supplied to the electrolyzer.