Unloading and pressure regulating composite booster for liquefied natural gas filling station

• Main Authors: CHEN LAISHENG, YE YONG, SUN GUOHONG
• Format: Patent
• Language: Chinese; English
• Published: 27.04.2011
• Subjects: BLASTING; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED,LIQUEFIED, OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; HEATING; LIGHTING; MECHANICAL ENGINEERING; STORING OF DISTRIBUTING GASES OR LIQUIDS; VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED ORSOLIDIFIED GASES; WEAPONS

The invention discloses an unloading and pressure regulating composite booster for a liquefied natural gas filling station. The composite booster comprises a saturated pressure regulating liquid inlet pipe connected on the liquid outlet of a storage tank, the saturated pressure regulating liquid inlet pipe is provided with a pneumatic valve, the other end of the saturated pressure regulating liquid inlet pipe is connected with one end of a liquid inlet tee, the other two ends of the liquid inlet tee are connected with an unloading boosting liquid inlet pipe and a carburetor liquid inlet pipe, the unloading boosting liquid inlet pipe is provided with a liquid inlet valve, the other end of the unloading boosting liquid inlet pipe is connected with the liquid outlet of a tank vehicle, the other end of the carburetor liquid inlet pipe is connected with the liquid inlet of a carburetor, the air return port of the carburetor is connected with one end of an air return tee through a carburetor air return pipe, the ot