The invention relates to the technical field of liquid ammonia cooling systems, in particular to a liquid ammonia cooling system for a transport ship, which comprises a refrigerating system, a cold carrying system and a cargo cooling system, the refrigerating system comprises an evaporator and a condenser for exchanging heat with seawater, and a first fluid channel of the evaporator is connected with a first fluid channel of the condenser through an evaporator heat exchange pipeline; a refrigerant is arranged in the evaporator heat exchange pipeline; the cold carrying system comprises a cargo cooler and an evaporator, a first fluid pipeline of the cargo cooler is connected with a second fluid channel of the evaporator through a cargo cooler heat exchange pipeline, and a refrigerant is arranged in the cargo cooler heat exchange pipeline; the cargo cooling system comprises a fluid cargo storage tank and a cargo cooler, and the fluid cargo storage tank is connected with a second fluid channel of the cargo cooler through a fluid cargo storage tank heat exchange pipeline; a refrigerant such as R507a is used as a secondary refrigerant, the evaporation latent heat is large, the heat exchange efficiency is high, and therefore the refrigerant flow and the volume of the cargo cooler are reduced, and the cost is reduced.
本发明涉及液氨冷却系统技术领域,具体是一种用于运输船的液氨冷却系统,包括制冷系统、载冷系统、货物冷却系统,制冷系统包括蒸发器、用于与海水换热的冷凝器,蒸发器的第一流体通道通过蒸发器换热管道连接冷凝器的第一流体通道,蒸发器换热管道内设有制冷剂;载冷系统包括货物冷却器、蒸发器,货物冷却器的第一流体管道通过货物冷却器换热管道连接蒸发器的第二流体通道,货物冷却器换热管道内设有制冷剂;货物冷却系统包括流体货物储罐和货物冷却器,流体货物储罐通过流体货物储罐换热管道连接货物冷却器的第二流体通道;本发明利用制冷剂如R507a作为载冷剂,其蒸发潜热大,换热效率高,从而降低了制冷剂流量和货物冷却器的容积,降低了成本。
Liquid ammonia cooling system for transport ship
一种用于运输船的液氨冷却系统
2023-07-07
Patent
Electronic Resource
Chinese