A fully automatic hydrogen recycling system

By combining dynamic analysis and pretreatment with adaptive membrane separation and thermal coupling, the fully automated hydrogen recovery and utilization system solves the problem of decreased recovery rate and purity in existing systems under varying operating conditions, improves energy utilization efficiency and safety, and achieves efficient closed-loop utilization of resources.

CN122424701APending Publication Date: 2026-07-21HAIZHUOJIN TECHNOLOGY (SHANGHAI) CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
HAIZHUOJIN TECHNOLOGY (SHANGHAI) CO LTD
Filing Date
2026-04-29
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

Existing hydrogen recovery systems suffer from reduced recovery rates and purity, low energy utilization efficiency, and insufficient automation and safety control when faced with dynamic fluctuations in the flow rate, pressure, and composition of hydrogen-containing exhaust gas in industrial production, making them difficult to adapt to changing operating conditions.

Method used

A fully automated hydrogen recovery and utilization system is adopted, which achieves efficient and stable recovery and utilization of hydrogen-containing tail gas through dynamic analysis and pretreatment, combined with adaptive membrane separation, thermal coupling and tough safety control.

Benefits of technology

It improves the system's adaptability and operational stability under varying operating conditions, enhances energy utilization efficiency and safety levels, realizes closed-loop utilization of resources and maximizes their value, and ensures the long-term reliable operation of the system.

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Abstract

The application discloses a kind of full-automatic hydrogen recycling system, belong to gas separation and purification technical field, it includes the pressure change rate data of obtaining hydrogen-containing tail gas and initial component estimation data, parameter is generated by dynamic path analysis and executes dynamic pretreatment;Coupling purification drying is implemented to gas, and high-purity hydrogen is obtained based on real-time component analysis data adaptive membrane separation;Hydrogen cumulative flow data, storage device real-time state data and main hydrogen supply system demand data are obtained, inventory management and hydrogen supply scheduling are carried out, and hydrogen supply control instruction is generated;According to embedded safety monitoring data and instruction state, carry out toughness safety control, and generate system state adjustment parameter.The application adopts the technical scheme that dynamic analysis and pretreatment are carried out to hydrogen-containing tail gas, and purification, separation, storage and supply and safety are carried out full-process adaptive closed-loop control, can realize the efficient, stable and safe recycling and intelligent scheduling of hydrogen-containing tail gas in variable working condition.
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