Low temperature liquefied air energy storage system

• Main Authors: LI LUYAO, WANG JUNJIE, YANG LUWEI, DENG ZHANG, WANG SIXIAN
• Format: Patent
• Language: Chinese; English
• Published: 11.05.2016
• Subjects: AIR INTAKES FOR JET-PROPULSION PLANTS; BLASTING; COMBUSTION ENGINES; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS; GAS-TURBINE PLANTS; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; LIGHTING; MECHANICAL ENGINEERING; WEAPONS

The utility model provides a low temperature liquefied air energy storage system, its working medium storage unit who includes energy storage unit, energy release unit and storing liquid precooling working medium, the energy storage unit is including the compressor unit, first heat exchanger group, choke valve and the liquid storage tank that connect gradually, the energy release unit is including the cryogenic pump, second heat exchanger group and the inflation unit that connect gradually, the cryogenic pump with the liquid storage tank is connected, working medium storage unit connect in first heat exchanger group with between the second heat exchanger group, form liquid precooling working medium is with the passageway of liquid phase circulation flow, heat transfer and storage. Low temperature liquefied air energy storage system adopts liquid precooling working medium as cold -storage working medium to cold volume switching equipment is regarded as to the heat exchanger, can realize the very little heat tr