Distributed Hydrogen Microgrids Using Electrolyzer Storage Networks
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Solution Overview
Problem
The existing hydrogen distribution model is vulnerable to interruptions due to centralized sources, natural disasters, mechanical failures, and malicious disruptions, lacking robustness and reliability.
Innovation Solution
A distributed hydrogen generation system integrated with a renewable energy microgrid, utilizing an electrolyzer to produce hydrogen from excess energy, stored in a stationary pressure vessel, and distributed via pipelines or portable vessels to remote microgrids, enabling localized and remote energy generation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a centralized hydrogen distribution model is used, then hydrogen can be efficiently produced and distributed through pipelines, but the system becomes vulnerable to single-point failures from natural disasters, mechanical failures, and malicious disruptions
Solution Approach 1:
The patent divides the centralized hydrogen distribution system into multiple distributed electrolyzer units located at different renewable energy microgrids. Each microgrid independently produces hydrogen locally, eliminating the single-point failure vulnerability of centralized production while maintaining efficient distribution through the same pipeline infrastructure.
2Reliability
If hydrogen is produced locally at renewable energy microgrids, then the system becomes more resilient to disruptions, but requires additional electrolyzer infrastructure at each location
Solution Approach 1:
The patent leverages the existing renewable energy infrastructure at each microgrid to serve dual purposes: generating electricity for local consumption and producing hydrogen for storage and distribution. This multi-functionality approach allows local hydrogen production without requiring completely new infrastructure, as the renewable energy systems already in place provide the necessary power for electrolysis.
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
Creates a resilient hydrogen network that can withstand single-point failures, providing a stable energy source and new revenue streams through hydrogen sales, enhancing energy availability and financial opportunities.
Implementation Method 1
The electrolyzer utilizes excess energy from the renewable energy microgrid to convert water into elemental hydrogen gas and oxygen gas
Implementation Method 2
The distributed hydrogen can then be used to generate electricity at other renewable energy microgrids equipped with a fuel cell
Data Source
AI summary
A distributed hydrogen energy system adds onto existing infrastructure of a localized renewable energy microgrid and utilizes excess generated energy to power an electrolyzer to produce hydrogen gas on site that is compressed and stored in a stationary pressure vessel. The stored hydrogen gas can be used directly within the local renewable energy microgrid wherein the stored hydrogen gas is converted to energy through use of one or more fuel cells or can be used in the context of a distributed energy system wherein the stored hydrogen gas is shared as part of a larger distribution network via pipeline or via one or more portable pressure vessels.