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Special Culture Fermentation Equipment

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Airlift Agitation Fermenter

This product is widely used in microbiology laboratories of research institutes and enterprises. It’s simple design and easy maintenance, it’s agitated by air flow through drift-tube having rectangular wire mesh to enhance the volumetric mass oxygen transfer rate. special specifications can be customized.
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Description

This product is widely used in microbiology laboratories of research institutes and enterprises. Its simple design and easy maintenance, its agitated by air flow through drift-tube having rectangular wire mesh to enhance the volumetric mass oxygen transfer rate. special specifications can be customized.

Parameter

Item

Specification

Nominal

Capacity

       10L-50L;

Liquid

Culture

Loading

ratio

       65%-70%;

Vessel

  1. Design Pressure: 0.25Mpa, Working Pressure0.15Mpa;
  2. Maximum Design Temperature: 135, Working Temperature: 121;
  3. All segment touch with culture solution: S31603; Other parts: S30408
  4. Jacket for temperature control;
  5. Internal surface roughnessRa0.6μm; no surface deficiency, no blind angle;
    External surface: polishing and matte processing (or glass shot peening);
  6. Viewing port: illuminated by 12V LED safety light;
  7. Reserved ports for pH electrode, DO electrode and temperature electrode;
  8. Reserved ports in head cover for inoculation and culture feeding;

Agitation

System

       Agitated by air flow, build-in drift-tube, and purpose made air distributor.

Structural

Style

       Desk-mounted / ground-mounted

Aeration

System

  1. Air inlet from the bottom of vessel, and equipped with circular air distributor;
  2. Displayed by glass style flowmeter and pressure gage, regulating air flow by manual valve;
  3. Sterilizing filter. Brand: PALL (USA), accuracy: 0.2 μm;
  4. Air compressor with dehydration pressurizer for supplying the air stably and constantly;

Temperature

Control

  1. Online detection, digital setting, auto/manual control;
  2. Pt-100 temperature probe, displayed in digital;
  3. Control the temperature automatically by cyclic heating water and cooling water.

pH

  1. Online detection by pH electrode which can be sterilized by vapor;
  2. Feeding alkali and acid to regulate pH through #1 or #2 peristaltic pump.

DO

  1. Online detection by DO electrode which can be sterilized by vapor;
  2. Control range: 0-100% or 0-200%;

       Optional: linkage control with agitating speed.

Culture

Feeding

       Standard equipped one channel of peristaltic pump for fed-batch culture by time proportioning, fed-batch accumulated amount recorded and displayed.

Defoaming

  1. Defoaming electrode, automatic alarming when foam abnormal;
  2. Standard equipped one channel of peristaltic pump for fed-batch defoamer automatically or manually, fed-batch accumulated amount recorded and displayed.

Control

System

       Adopt industrial grade WFBio control system, Siemens PLC Smart200 controller, 32 bit true color touch screen interface, full function, stable operation (C model); plus A model sub-instrument control system is optional.

Sterilization

  1. Sterilization in place, manual control. optional: automatic control;
  2. We provide vapor generator for sterilization;

 

Optional

  1. Multi-channels feeding;
  2. Automatic sterilization (auto-SIP);
  3. Culture feeding weighing;
  4. Vessel weighing;
  5. Bypass for oxygen inlet;
  6. Online detection of redox potential;
  7. Air flow detected and controlled automatically;
  8. Online detection of O2 and CO2 in tail gas;
  9. Online detection of methanol and ethanol;
  10. Online detection of glucose and amino acid.

Feature

       Non-shear stress;

       Reduce the chance of contamination;

       Sterilization in place, safety and reliable;

       Accurate detection and control of culture concentration;

       Clear observation;

       Various ways of inoculation (flame inoculation and differential pressure inoculation);