Thermal Training Equipment

  • Energy Efficiency in Refrigeration Systems Refrigerator Training Equipment

    SR2022 Energy Efficiency in Refrigeration Systems Refrigerator Training Equipment

    Brand: ShouldShine
    Model: SR2022
    Learning Objectives / Experiments
    – Variables affecting energy efficiency
    * controller parameters
    * refrigerant supercooling
    – Interconnected operation of compressors
    – Operation of a multicompressor controller
    – Methods for returning oil in a multicompressor refrigeration system
    – Representation of the thermodynamic cycle in the log p-h diagram

    Specification
    [1] Refrigeration system in multicompressor operation to investigate energy efficiency
    [2] Refrigeration circuit with 3 compressors connected in parallel, condenser, thermostatic expansion valve and coaxial coil heat exchanger as evaporator
    [3] Heat exchanger for refrigerant supercooling can be added via valves
    [4] Glycol-water circuit includes pump and tank with heater serving as cooling load at the evaporator
    [5] Multicompressor controller for the parallel operation of the compressors
    [6] Separation of oil from the refrigerant on the delivery side and return to the intake side of the compressors
    [7] Fan at the condenser with adjustable speed
    [8] LabVIEW software for data acquisition via USB under Windows XP or Windows Vista
    [9] Refrigerant R134a, CFC-free
    Technical Data
    3 compressors
    – refrigeration capacity: each 1584W at -10°C/55°C
    – power consumption: each 1156W at -10°C/55°C
    Condenser with fan
    – capacity: 4100W
    – air flow: 1250m³/h
    Coaxial coil heat exchanger capacity
    – 4kW at ΔT=9K; 0,6m³/h glycol-water mixture
    Glycol-water mixture pump
    – max. flow rate: 5m³/h
    – max. head: 6m
    Heater power: 3kW
    Tank
    – glycol-water mixture: 23L
    – refrigeration circuit receiver: 5,8L
    Measuring ranges
    – temperature: 4x 0…100°C, 4x -100°C…100°C
    – pressure: 1x -1…9bar, 1x -1…24bar
    – flow rate: 1x 1..25L/min
    – compressor power: 0…4995W
    Dimensions and Weight
    l x w x h: 1800x700x1900mm
    Weight: approx. 300kg
    Connections
    400V, 50/60Hz, 3 phases

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  • Fitting Loss Training Panel Educational Equipment Vocational Training Equipment

    ZF1119A Fitting Loss Training Panel Educational Equipment Vocational Training Equipment
    Specification
    Training panel for investigating the pressure losses in pipe fittings such as elbows and bends
    4different measuring sections, measured length of each section 2300mm, 10 elbows/bends
    Pressure measurement with annular chambers with electronic differential pressure gauge
    Flow rate measurement with Rota meter
    Hose connections made using quick action coupling
    Water feed via pressure reducer
    Cold water connection
    Differential pressure gauge with bleed – measuring range: 0…2000mbar – supply: 9V, battery-operated
    Rota meter: measuring range 150…1600ltr/h
    Outlet pressure at pressure reducer: 0.5…2bar
    Pipe sections: measured length: 2300mm – Pipe section 1: steel, bend
    1/2″, 90° bend – Pipe section 3: copper 18x1mm, 90° elbow – Pipe section 4: copper 18x1mm, 90° bend
    Pipe and Fittings
    7mm bore test section
    13.6mm bore test section
    13.6mm bore test section with four bends
    13.6mm bore test section with four elbows
    13.6mm bore test section with ball valve
    13.6mm bore test section with angle seated valve
    Expeirmental Capabilities
    Determination of pressure drop across various pipes and fittings at differnet flow rates
    Flow rate/diameter relationship determination for flid flow in pipes
    Estimation of loss coefficient (K) for various pipes, pipe fitting and valve settings
    Friction Factor determination for fluid flow in smooth pipes
    Brand: Shouldshine
    Model:ZF1119A

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