Computer Controlled Heat Pump + Air Conditioning + Refrigeration with 2 Condensers and 2 Evaporators (Water/Air)

The Computer Controlled Heat Pump + Air Conditioning + Refrigeration with 2 Condensers and 2 Evaporators (Water/Air)), has as aim introduce the student to the study of the heat pumps, air conditioning and refrigeration, as well as the analysis and determinationof the operation typical parameters of the unit depending on the two types of fluids used in the processes of evaporation and condensation(air and water).

ATENG 12743 — Computer Controlled Heat Pump + Air Conditioning + Refrigeration with 2 Condensers and 2 Evaporators (Water/Air)

(for main items)

• With this unit there are several options and possibilities:
• Main items: 1, 2, 3, 4, 5 and 6.
• Optional items: 7, 8, 9, 10 and 11.
• Let us describe first the main items (1 to 6):
• 1THAR22C. Unit:
  Bench-top unit.
  Anodized aluminum frame and panels made of painted steel.
  Main metallic elements made of stainless steel.
  Diagram in the front panel with distribution of the elements
  similar to the real one.
• Hermetic compressor, power: 3/8 HP, computer controlled.
  Water condenser.
  Air condenser, computer controlled.
  High pressure control.
  Storage vessel to prevent a wrong operation of the compressor,
• capacity: 0.5 l.
  Filter for the working fluid.
  Expansion valve.
  Water evaporator.
  Air evaporator, computer controlled.
  Liquid separator to prevent liquid from entering the compressor,
• capacity: 0.73 l.
  Four manometers, situated at important points of the unit.
  Ten temperature sensors (four sensors measure the cooling
  temperature, three sensors measure the water temperature,
• three sensors measure the air temperature):
  “J” type temperature sensor (compressor outlet).
• “J” type temperature sensor (condenser outlet). Unit: ATENG 12743
  “J” type temperature sensor (evaporator inlet).
  “J” type temperature sensor (compressor inlet).
  “J” type temperature sensor (water inlet).
  “J” type temperature sensor (condenser water outlet).
  “J” type temperature sensor (evaporator water outlet.
  “J” type temperature sensor (air inlet).
  “J” type temperature sensor (condenser air outlet).
  “J” type temperature sensor (evaporator air outlet).
• Three flow sensors:
• Cooling flow sensor, range: 5 – 60 l/h.
• Water flow sensor (water condenser), range: 0.25 – 6.5 l/min.
• Water flow sensor (water evaporator), range: 0.25 – 6.5 l/min.
• Two pressure sensors:
• Cooling pressure sensor (compressor outlet), range: 0 – 25 bar.
• Cooling pressure sensor (compressor inlet), range: 0 – 10 bar.
  Compressor wattmeter.
  Four valves to direct the coolant through the condensers and evaporators.
  Enthalpy diagram of R-513a.
  This unit has been designed for the use with the refrigerant R-513a, CFC-free, environmental friendly.
• The complete unit includes as well:
  Advanced Real-Time SCADA.
  Open Control + Multicontrol + Real-Time Control.
  Specialized Control Software based on LabVIEW.
  National Instruments Data Acquisition board (250 KS/s, kilo samples per second).
  Calibration exercises, which are included, teach the user how to calibrate a sensor and the
  importance of checking the accuracy of the sensors before taking measurements.
  Projector and/or electronic whiteboard compatibility allows the unit to be explained and
  demonstrated to an entire class at one time.
  Capable of doing applied research, real industrial simulation, training courses, etc.
  Remote operation and control by the user and remote control for technical support,
  are always included.
  Totally safe, utilizing 4 safety systems (Mechanical, Electrical, Electronic & Software).
  Designed and manufactured under several quality standards.
  Optional ICAI software to create, edit and carry out practical exercises, tests, exams,
  calculations, etc. Apart from monitoring user's knowledge and progress reached.
  This unit has been designed for future expansion and integration. A common expansion is
  the Scada-Net (ESN) System which enables multiple students to simultaneously
  operate many units in a network.