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Printing industry – a paper printing factory Application link: adsorption and grabbing of paper Equipment type: EOV series oil-injected screw vacuum pump complete machine Industry introduction: The centralized system of the printing industry basically adopts a three-pipe control system, which usually consists of vacuum system, a micro-positive pressure system and a conventional compressed air system, which […]

Printing industry – a paper printing factory

Application link: adsorption and grabbing of paper

Equipment type: EOV series oil-injected screw vacuum pump complete machine

Industry introduction: The centralized system of the printing industry basically adopts a three-pipe control system, which usually consists of vacuum system, a micro-positive pressure system and a conventional compressed air system, which correspond to vacuum pumps, blowers and air compressors respectively, and can be promoted simultaneously.

Case Sharing of Energy-Saving Renovation of Vacuum Pump in Printing Factory
Renovation State Before Renovation After Renovation
Machine Type Ordinary oil-free rotary vane pump for printing industry EOV series VSD rotary screw vacuum pump
Quantity 35 units 1 unit
Machine Parameters
  • Unit power: 3.5 kW
  • Ultimate pressure: 10 kPa
  • Air volume: 1.33 m³/min
  • Unit power: 37 kW
  • Ultimate pressure: 0.06~0.08 kPa
  • Air volume speed: 30 m³/min
Energy-Saving Analysis
  1. One EOV series VSD screw vacuum pump and one oil-free screw blower were used to replace the original rotary vane pump.
  2. According to the nameplate data, the energy-saving rate is 54%.
  3. The working environment is greatly improved, noise and emissions are reduced, and failures are reduced.

 

Rotary Screw Vacuum Pumps in Printing Industry-