Two Stage Air Compressor - PCB200

Two Stage Air Compressor – PCB200

Teaching Experimental Applications ( View Data Sheet (pdf))

  • Study and analyze the thermodynamic aspects of a two-stage air compressor
  • Determine the overall efficiency, polytropic, isentropic and isothermal
  • Heat balances on intermediate air-water exchangers
  • Influence of the rotational speed on the efficiency
  • Air flow rate measurement by a diaphragm

Technical Details (View Specification (docx) )

Air compressor

  •  Compressor with two-stage piston
  • Volume sucked to treat: 39 m3/h
  • Maximum pressure: 11 bars
  • Rotational speed 1450 rev/min

Electric engine

  • Power: 4 kW
  • Rotational speed: 3000rev/min
  • Engine in balance for torque measurement
  • Control of the speed of rotation by variator (from 1800 to 3000 rev/min)

Two stage exchanger air-water

  • Tubular exchanger cooled by water (exchange at counter-current)
  • Water separator with automatic drainer at the output

Compressed air storage tank

  • Conforms to requirements of pressurized equipment
  • Volume 100L
  • Purge valve at the bottom part and safety valve

Measurement of the flow rate of compressed air

  • Automatic pressure reducer for the output pressure control (3 bar)
  • Float flowmeter
  • Control valve at the output and exhaust silencer

Dimensions and Weight

  • Dimensions:  (LxWxH mm): 2500 x 800 x 2000
  • weight (Kg): 250

The bench shall be equipped with a supervision and parameter setting software that  could connect to PC

Instrumentations that should included

  • Ten air temperature sensors and water at different points of the installation with a multi-line digital indicator
  • Six pressure manometers
  • Three safety valves
  • Differential pressure manometer
  • A diaphragm, air float flowmeter
  • Two cooling water flowmeters 30 – 300 L/h
  • Wattmeter
  • Engine rotational speed sensor with digital indicator
  • Engine torque sensor with digital indicator


  • User Manual
  • Pedagogical manual
  • Technical documentation of the components
  • Lab exercises
  • Software
  • Certificate of conformity CE

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