Hydrogen Generation System Mission Critical Control
Solution Overview
Problem
Current hydrogen generation systems for industrial purposes do not provide a buffer for mission critical situations, leading to potential unsafe operational conditions due to inadequate hydrogen supply and lack of tracking or utilization of renewable energy sources for storage.
Innovation Solution
A hydrogen generation system that includes an electrochemical stack and a control system with a processor, using a non-transitory computer-readable medium to determine a mission critical threshold for hydrogen storage and selectively choose between renewable and non-renewable energy sources to maintain adequate hydrogen levels in storage tanks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If hydrogen generation systems operate without mission critical control and buffer storage, then system complexity and operational cost are reduced, but hydrogen supply reliability deteriorates leading to unsafe operational conditions
Solution Approach 1:
The control system performs preliminary actions by determining mission critical threshold values for storage tank capacity before actual hydrogen supply issues occur. The system proactively monitors storage levels and initiates hydrogen generation operations in advance to maintain adequate buffer storage, preventing unsafe conditions rather than reacting to them.
Solution Approach 2:
The system implements continuous feedback by monitoring current storage tank capacity measurements and comparing them against predetermined mission critical threshold values. This feedback loop enables the control system to dynamically adjust hydrogen generation operations to maintain reliable supply while managing system complexity through automated control.
2Reliability
If the system always uses non-renewable energy sources to fill storage tanks, then hydrogen supply reliability is improved, but environmental harm and energy sustainability deteriorate
Solution Approach 1:
The energy source selection is made dynamic rather than static. The control system evaluates both renewable and non-renewable energy sources and selectively chooses between them based on current operational conditions, storage levels, and availability. This dynamic approach allows the system to prioritize renewable energy when possible while ensuring reliability through non-renewable sources when necessary.
Solution Approach 2:
The system changes the parameter of energy source selection based on varying operational conditions. Instead of using a fixed energy source, the control system adjusts which energy source is utilized according to the current state of the hydrogen storage system, renewable energy availability, and mission critical requirements, optimizing both environmental impact and reliability.
3Adaptability or versatility
If the system does not track renewable energy source availability, then system complexity is reduced, but the ability to optimize hydrogen storage and utilization of clean energy deteriorates
Solution Approach 1:
The control system is designed with multi-functionality, serving both traditional hydrogen generation control and renewable energy source tracking and selection. By integrating these functions into a single control platform, the system achieves energy source adaptability without proportionally increasing overall system complexity, as the same processor and control architecture handle multiple tasks.
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
Ensures a stable and reliable supply of hydrogen to downstream receivers by maintaining hydrogen levels above critical thresholds, utilizing renewable energy when available and non-renewable energy when necessary to prevent operational disruptions.
Implementation Method 1
Electrolysis (i.e., in the context of clean carbon production in the form of hydrogen) is a rapidly growing and enabling technology... the electrolyzer system creates hydrogen gas... using electricity to split water into hydrogen and oxygen
Implementation Method 2
hydrogen atoms react with oxygen atoms to form water during oxidation; electrons are released in the process and flow as an electric current through an external circuit. Hydrogen fuel uses the chemical energy of hydrogen to produce electricity
Data Source
AI summary
The systems and methods described herein provide for a mission critical control of a hydrogen generation system to ensure a downstream receiver receives a critical amount of hydrogen from the system and/or a hydrogen storage tank. In one implementation, a status of a hydrogen storage tank may be compared to a mission critical threshold value and hydrogen may be supplied to the tank to ensure the hydrogen does not fall below the threshold value. Further, the hydrogen generator may utilize reliable sources of energy, such as grid power, to refill a storage tank in response to the tank being below a threshold value. At other times, however, the hydrogen generator may utilize renewable sources of energy to provide a more eco-friendly hydrogen producing system.