Hydrogen recombiner adopting water-drop-shaped catalytic element and working method of hydrogen recombiner

By using water drop-shaped catalytic elements in the hydrogen composite, the problems of large flow resistance and insufficient hydrogen dissipation capacity in the prior art are solved, more efficient hydrogen elimination and more stable flow are achieved, and hydrogen explosion in nuclear power plant accidents is reduced risk.

CN119296829AActive Publication Date: 2025-01-10HARBIN ENG UNIV
View PDF 9 Cites 1 Cited by

Patent Information

Application Number
CN202411408320.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-10-10
Publication Date
2025-01-10
Estimated Expiration
2044-10-10

AI Technical Summary

Technical Problem

The flow resistance inside the existing hydrogen composite device is large and the hydrogen dissipation capacity is insufficient, resulting in the inability to effectively reduce the risk of hydrogen explosion in nuclear power plant accidents.

Method used

The hydrogen composite device is designed with a water droplet-shaped catalytic element, including a catalytic channel and a catalytic element layer. The catalytic element is water droplet-shaped, and water vapor is generated through catalytic reactions and natural convection to improve hydrogen removal efficiency and flow stability.

Benefits of technology

Effectively reduce the flow resistance of the hydrogen composite device, improve hydrogen dissipation capacity and efficiency, enhance the utilization rate of the catalyst, ensure the stability and uniformity of gas flow, reduce boundary layer separation and vortex, and improve the overall hydrogen dissipation Performance and the integrated performance of the device.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN119296829A_ABST
    Figure CN119296829A_ABST
Patent Text Reader

Abstract

The invention provides a hydrogen recombiner adopting a water-drop-shaped catalytic element and a working method of the hydrogen recombiner, and belongs to the technical field of hydrogen safety of nuclear energy industry departments. The hydrogen recombiner adopting the water-drop-shaped catalytic elements comprises a catalytic channel and a catalytic element layer, the catalytic channel is sequentially provided with an inlet, a high-speed catalytic section, a chimney section and an outlet, the catalytic element layer is arranged on the high-speed catalytic section and comprises a plurality of catalytic elements arranged at intervals, and the catalytic elements are in a water-drop shape. According to the hydrogen recombiner adopting the water drop-shaped catalytic element, the hydrogen elimination performance and the hydrogen elimination efficiency of the whole hydrogen recombiner can be effectively improved, the flow resistance in the hydrogen recombiner is reduced, establishment of natural circulation flow is better maintained, and then the comprehensive performance of the hydrogen recombiner is improved.
Need to check novelty before this filing date? Find Prior Art

Citation Information

Patent Citations

  • Nuclear power plant passive hydrogen-oxygen recombiner and gas treatment method thereof

    CN109887621A

  • Novel passive hydrogen recombiner adopting assembly unit structure

    CN113130101A

  • Hydrogen recombiner assembly adopting hollow structure pebble bed

    CN114093531A

  • Catalytic element, hydrogen recombiner and working method of hydrogen recombiner

    CN119296830A

  • Hydrogen-oxygen recombiner

    JP2004157022A

Cited By

  • Catalytic element, hydrogen recombiner and working method of hydrogen recombiner

    CN119296830A