fernenter design
TRANSCRIPT
GeneralDesign of Fermenter
• Definition
• Types of Fermenter
• Typical fermenter
• Parts of fermenter
Type of Fermenter
• The Waldhof-type-fermenter
• The tower fermenter
• Cylindro-conical vessels
• Air lift fermenter
• The cyclone column
Typical fermenter
Dimension Ratio
H/D 1.0
P/D 0.34
Z/D 0.8 to 1.0
Y/D 1.0 to 1.2
B/D 0.08 to 0.1
Parts of fermenter
Stirrer Assembly
Impeller
Baffles
Sparger
Sample point
Valve
Stirrer assembly
Packed-Gland seal
Simple bush
Mechanical Seal
Magnetic drives
Type of impeller
Disc turbine
Vaned disc
Open turbine
Marine propeller
Sparger
Porous sparger
Orifice sparger
Nozzel sparger
Combined sparger agitator
Design for sampling port
Sampling System
Types of valve
• Gate valve• Globe valve• Piston valve• Needle valve• Ball Valve• Butterfly valve• Pinch valve• Diaphragm valve