Liquefied gas energy optimization system

• Main Authors: WANG JINGPING, YAO XIJUN
• Format: Patent
• Language: Chinese; English
• Published: 30.06.2023
• Subjects: BLASTING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; HEATING; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; MIXTURES BY PRESSURE AND COLD TREATMENT; REFRIGERATION OR COOLING; WEAPONS

The utility model discloses a liquefied gas energy optimization system which comprises a liquid air storage tank, a liquid nitrogen storage tank, a main heat exchanger, an auxiliary heat exchanger, a compressed air precooler and a liquid nitrogen precooler. A liquid phase outlet of the liquid air storage tank is connected with a refrigerant inlet of the main heat exchanger, and a heating medium outlet of the main heat exchanger is connected with a refrigerant inlet of the compressed air precooler; a liquid phase outlet of the liquid nitrogen storage tank is connected with a refrigerant inlet of the auxiliary heat exchanger, and a heating medium outlet of the auxiliary heat exchanger is connected with a refrigerant inlet of the liquid nitrogen precooler. The liquid air storage tank and the liquid nitrogen storage tank are used for storing residual liquid, liquid-phase gas is heated and gasified through the main heat exchanger and the auxiliary heat exchanger, cooling capacity is provided for the compressed air