The structure of fermentation tank used for anaerobic fermentation (such as alcohol and solvent production) can be relatively simple. For aerobic fermentation (such as producing antibiotics, amino acids, organic acids, vitamins, etc.), the structure of fermentation tank is more complex because it needs to continuously inject a large amount of sterile air into the tank, and in order to consider the utilization rate of air, the commonly used fermentation tanks are mechanical stirring fermentation tank, bubbling fermentation tank and airlift fermentation tank.
The fermentation process of dairy products and liquor is a sterile and pollution-free process. The aseptic system is adopted in the fermentation tank to avoid and prevent the pollution of microorganisms in the air, greatly extending the shelf life of the products and the purity of the products. The aseptic breathing hole or aseptic positive pressure fermentation system is specially designed and installed on the tank. A Milo plate or a labyrinth type jacket is arranged on the tank body, and the heating or cooling medium can be introduced for circulating heating or cooling. The capacity of fermentor is 300-15000l. According to the scope of use, fermentor can be divided into small fermentor in laboratory, pilot production fermentor, large fermentor, etc.
Fermentation tank is widely used in dairy products, beverage, bioengineering, pharmaceutical, fine chemical and other industries. The tank is equipped with interlayer, insulation layer, heating, cooling and insulation. The tank body and the upper and lower filling heads (or cones) are processed by spinning R-angle. The inner wall of the tank is polished by mirror, and there is no sanitary dead angle. The fully enclosed design ensures that the materials are always mixed and fermented in a pollution-free state. The equipment is equipped with air breathing hole, CIP cleaning nozzle, manhole and other devices.
Classification of fermentation tank: according to the equipment of fermentation tank, it is divided into mechanical agitation ventilation fermentation tank and non mechanical agitation ventilation fermentation tank;
According to the needs of microbial growth and metabolism, it can be divided into aerobic fermentation tank and anaerobic fermentation tank.
Fermentation tank is a kind of equipment for mechanical stirring and fermentation of materials. The equipment adopts internal circulation mode and uses agitator to disperse and break bubbles. It has high dissolved oxygen rate and good mixing effect. The tank body is made of SUS304 or 316L imported stainless steel, and the tank is equipped with automatic spray cleaning head to ensure that the production process meets GMP requirements.