Fermenter / Digester

Fermenter

Fermenter / Digester

Process engineering design 

  • Impeller selection
  • Impeller power gassed / ungassed          
  • Speed
  • Mixing time
  • Baffle design / Dead zones           
  • Mass transfer, OTR, kLA-values
  • Heat transfer       
  • Energy distribution
  • Foam breaker    

 

Mechanical design

  • Shaft dimensioning / critical speed
  • Impeller dimensioning
  • Easy seal replacement
  • Start-up behaviour
  • Design of speed adjustments
  • Vibrationanalysis agitator / vessel top
  • Baffle vibration calculation
  • Pressure Equipment Directive acc AD / ASME
  • Aseptic design for agitator and innervessel acc GMP 
  • Electropolished surfaces
  • Material selection acc FDA