Multi-Pressure Gas Header Layout to Minimize Compression Loss
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Solution Overview
Problem
Existing gas generation systems face challenges in efficiently supplying gas at multiple output pressures without excess energy wastage, often requiring dedicated generators for each application or unnecessary compression and decompression.
Innovation Solution
A system comprising multiple gas generators, applications with different header pressures, and header valves that direct gas flow to optimize pressure matching, minimizing excess compression and energy loss.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a single gas generator supplies gas to multiple applications with different pressure requirements, then device complexity is reduced, but energy loss increases due to excess compression
Solution Approach 1:
The system segments the gas distribution by implementing separate outlet headers for different pressure levels (e.g., high-pressure header at 2500 psi and low-pressure header at 100 psi). Each header is equipped with its own control valve, allowing independent pressure management and eliminating the need to compress gas to the highest pressure for all applications.
Solution Approach 2:
The system changes the pressure parameter by providing multiple outlet headers at different pressure levels. Instead of generating gas at a single pressure, the system generates gas at an intermediate pressure (e.g., 400 psi) and then distributes it to different headers with appropriate pressure levels, matching the pressure requirements of each application.
2Adaptability or versatility
If gas is generated at middle pressure to supply multiple applications, then adaptability improves, but energy loss increases due to pressure mismatch
Solution Approach 1:
The system segments the distribution network into multiple outlet headers, each serving specific pressure requirements. This allows the gas generator to operate at an optimal intermediate pressure while each header maintains the appropriate pressure for its connected applications, eliminating pressure mismatch losses.
Solution Approach 2:
The gas generator is designed with multi-functionality to supply gas to multiple outlet headers simultaneously at different pressure levels. Each header can be independently controlled to serve different applications, making the single generator universally applicable to diverse pressure requirements without energy waste.
3Loss of energy
If dedicated gas generators are used for each application, then energy loss is minimized, but device complexity and cost increase
Solution Approach 1:
The system merges multiple gas generation functions into a single gas generator that supplies multiple outlet headers. By combining the generation function while maintaining separate distribution paths for different pressure levels, the system achieves energy efficiency comparable to dedicated generators while reducing the number of equipment units.
Solution Approach 2:
The outlet headers act as intermediaries between the single gas generator and the various applications. Each header receives gas at an appropriate pressure level and distributes it to connected applications, mediating the pressure requirements without requiring separate generators for each application.
4Quantity of substance
If all generated hydrogen is directed to storage, then storage capacity is maximized, but energy loss increases due to unnecessary compression and decompression
Solution Approach 1:
The system segments the hydrogen distribution by providing direct outlet headers that supply hydrogen to applications at appropriate pressure levels without requiring all hydrogen to be compressed to storage levels. This eliminates unnecessary compression and decompression cycles while maintaining storage capacity.
Solution Approach 2:
The system performs preliminary action by providing hydrogen to applications at the correct pressure level through dedicated outlet headers before any compression or decompression would be needed. This prevents unnecessary energy-consuming pressure changes while hydrogen is being utilized.
Data Source
AI summary
Provided herein are systems and methods for generating gas and delivering the gas at multiple output pressures. The system includes a plurality of gas generators and a plurality of applications, each application having a different header pressure. A plurality of header valves directs the gas flow to the plurality of applications such that energy loss is minimized.