蒸汽压缩制冷培训师

模型HV-EXP4555
蒸汽压缩制冷训练器是为分析蒸汽压缩制冷循环的性能而设计的。该训练器由密封式压缩机、风冷式冷凝器、膨胀装置和放大器组成;盘管式蒸发器。蒸发器盘管浸入装有电加热器的水箱中。加热器负荷由调光器控制。教练机采用无CFC制冷剂R134a。提供测量温度和放大器的测量仪器;制冷剂循环压力、制冷剂流量、压缩机电源及放大器;加热器负载。实验能力:牛; Demonstration of Vapor Compression Refrigeration Cycle. • Calculation of coefficient of performance of Refrigeration Cycle • Plotting Pressure-Enthalpy Diagram SPECIFICATIONS: • Compressor: Hermetically Sealed, Capacity ¼ Ton, 230 V AC. • Condenser: Finned Copper Tube Condenser with condenser fan & motor • Evaporator: Coiled Evaporator immersed in Water • Expansion Device: Capillary Tube • Flowmeter: Glass Tube Rotameter for Refrigerant Flow • Pressure gauge: 0 to 300 PSI • Compound gauge: -30 to 150 PSI • Water Circulating Pump • Electric Heater: Capacity 1 kW, Supply 230 V AC • Dimmer: Range 0-250 V AC, 4 A • Digital Voltmeter: Range 0-500 V AC • Digital Ammeter: Range 0-5 A AC • Temperature Sensors: Pt 100 temperature sensors – 5 Nos. • Temperature Indicator: 8 Channel Indicator with Selector Switch, Range 0-199.9 °C • Frame: Made of M.S. Square Tubes & Sheets, Welded & Powder coated..