LNG cold energy comprehensive utilization system

• Main Authors: TIAN HUAN, ZHEN XIAOWEI, ZHANG YONG, YANG TIANLIANG
• Format: Patent
• Language: Chinese; English
• Published: 01.01.2021
• Subjects: BLASTING; ENGINE PLANTS IN GENERAL; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED,LIQUEFIED, OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; HEATING; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; STEAM ACCUMULATORS; STEAM ENGINE PLANTS; STEAM ENGINES; STORING OF DISTRIBUTING GASES OR LIQUIDS; VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED ORSOLIDIFIED GASES; WEAPONS

The utility model relates to the technical field of LNG cold energy utilization, and discloses an LNG cold energy comprehensive utilization system which comprises an LNG gasification system, an LNG cold energy comprehensive utilization system, an LNG cold energy comprehensive utilization system and an LNG cold energy comprehensive utilization system. The power generation circulation system comprises a first power generation circulation system and a second power generation circulation system, a power generation circulation working medium circularly flows in the power generation circulation system, and heat exchange is conducted between the power generation circulation working medium and LNG liquid when the power generation circulation working medium flows through the first heat exchanger and the third heat exchanger; and the cold energy conveying system comprises a fourth heat exchanger, a sixth heat exchanger and an external cold component, a secondary refrigerant circularly flows in the cold energy conveying