地铁站高效直膨式空调机组运行特性及控制策略研究

Research on Operation Characteristics and Control Strategy of High Efficiency Direct Expansion Air Conditioning Unit in Railway Station

介绍了地铁高效直膨空调制冷机组的特点与运行控制方式,结合深圳地铁某站点的实机应用与同站线内采用相似规格的螺杆机组站点进行对比,对空调机组的运行电费、设备能效、系统能效等方面进行分析。结果表明,高效直膨空调机组运行费用低、节能减排效果明显。铁某站点的实机应用与同站线内采用相似规格的螺杆机组站点进行对比,对空调机组的运行电费、设备能效、系统能效等方面进行分析。结果表明,高效直膨空调机组运行费用低、节能减排效果明显。

This paper introduces the characteristics and operation control mode of the high-efficiency direct expansion air-conditioning refrigeration unit of the subway,and analyzes the operating electricity charge,equipment energy efficiency and system energy efficiency of the air-conditioning unit by comparing the real machine application of a station in Shenzhen subway with the screw unit station of similar specifications in the same station line.The results show that the high-efficiency direct expansion air conditioning unit has low operating cost and obvious energy saving and emission reduction effect.The real machine application of a certain iron station is compared with the screw unit station with similar specifications in the same station line,and the operating electricity charge,equipment energy efficiency,system energy efficiency and other aspects of the air conditioning unit are analyzed.The results show that the highefficiency direct expansion air conditioning unit has low operating cost and obvious energy saving and emission reduction effect.