Gas discharge apparatus for liquefied hydrogen storage tanks

• Main Authors: Kim, Seo Young, Schimpf, Joshua Kim, Choi, Jai Hyun, Cho, Eun Yeob
• Format: Patent
• Language: English
• Published: 17.01.2023
• Subjects: ACTUATING-FLOATS; BLASTING; COCKS; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED,LIQUEFIED, OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; STORING OF DISTRIBUTING GASES OR LIQUIDS; TAPS; THERMAL INSULATION IN GENERAL; VALVES; VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED ORSOLIDIFIED GASES; WEAPONS

Disclosed is a gas discharge apparatus for liquefied hydrogen storage tanks, the gas discharge apparatus including a receptacle mounted to a liquefied hydrogen storage tank, the receptacle having a stationary valve configured to be opened by external force mounted therein, a multistage opening and closing device coupled to the receptacle such that the position of the multistage opening and closing device is adjustable, the multistage opening and closing device being configured to be opened by reaction force transmitted from the receptacle when moved relative to the receptacle, the multistage opening and closing device having a sliding valve configured to push open the stationary valve in the state in which the multistage opening and closing device is open, and a manipulation unit configured to move the multistage opening and closing device relative to the receptacle such that the sliding valve and the stationary valve are sequentially opened.