LNG storage tank and ship having thereof

• Main Authors: SON SANG HUN, NOH MYUNG HYUN, KIM EUNG SOO
• Format: Patent
• Language: English; Korean
• Published: 28.06.2021
• Subjects: BLASTING; EQUIPMENT FOR SHIPPING; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED,LIQUEFIED, OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; HEATING; LIGHTING; MARINE PROPULSION OR STEERING; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; RELATED EQUIPMENT; SHIPS OR OTHER WATERBORNE VESSELS; STORING OF DISTRIBUTING GASES OR LIQUIDS; TRANSPORTING; VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED ORSOLIDIFIED GASES; WEAPONS

The present invention is to provide a liquefied gas storage tank that prevents an inlet pipe of a pump unit from being immersed in a liquefied gas fuel and exposed to the space of the liquefied gas storage tank outside the liquefied gas fuel, and a ship including the same. According to an embodiment of the present invention, a liquefied gas storage tank may comprise: a tank unit in which liquefied gas is stored; an inner box unit disposed inside the tank unit and installed at the bottom of the tank unit; and a pump unit having an inlet pipe formed through a lower wall of the inner box unit to communicate with the inside of the inner box unit, and sucking the liquefied gas stored in the tank unit through the inlet pipe and supplying the liquefied gas to the outside. 본 발명의 일 실시예에 따른 액화가스 저장탱크는 액화가스가 저장되는 탱크유닛, 상기 탱크유닛 내부에 배치되되, 상기 탱크유닛의 바닥부에 설치되는 이너박스유닛 및 상기 이너박스유닛의 하벽부를 관통하여 상기 이너박스유닛의 내부와 연통되게 형성되는 유입관부가 구비되고, 상기 유입관부를 통하여 상기 탱크유닛 내부에 저장된 상기 액화가스를 흡인하여 외부로 공급하는 펌프유닛을 포함할 수 있다.