Contamination in Laboratory-Scale Fermenters and Solutions

Contamination in laboratory-scale fermenters is a common issue, but the risk can be significantly reduced through systematic troubleshooting and standardized procedures. Major causes of contamination include damaged filters, vessel leaks, residual dead zo

2025-06-26

Common Microbial Contamination in Large-Scale Fermenters

Large-scale fermentation production is a complex process that requires meticulous control to ensure product quality and yield. Key control points include fermentation conditions (temperature, pH, agitation speed), aeration rate and gas composition, nutrie

2025-06-26

Fermentation process control

Large-scale fermentation production is a complex process that requires meticulous control to ensure product quality and yield. Key control points include fermentation conditions (temperature, pH, agitation speed), aeration rate and gas composition, nutrie

2025-05-29

Speed control strategy

The speed control strategy in microbial fermentation primarily focuses on regulating the rate of enzyme-catalyzed reactions. By optimizing key factors such as temperature, pH, substrate concentration, and nutrient conditions, fermentation efficiency and p

2025-05-29

Unlocking the Industrial Uses of Starch; A Game-Changer Across Multiple Sectors

Unlocking the Industrial Uses of Starch; A Game-Changer Across Multiple Sectors

2025-05-20

Types of Fermentation Requiring Controlled Speed

Fermentation processes requiring speed control include high-oxygen-demand strains, shear-sensitive strains, prokaryotic microorganisms, and segmented control fermentation processes. High-oxygen-demand strains, such as Bacillus subtilis used in wastewater

2025-04-25

The Direct Cause of Fermentation Over Programmed Speed

Speed control during the fermentation process is crucial for ensuring normal microbial growth and metabolism. This article analyzes six direct factors that influence speed control: shear force, oxygen toxicity, substrate inhibition, product inhibition, ab

2025-04-25

Batch Fermentation

Batch fermentation is an operation method where the culture medium is added to the fermenter in a single batch, followed by sterilization, inoculation, and fermentation, after which the fermentation broth is discharged in one go. The process is divided in

2025-04-25

Continuous Fermentation and Fed-Batch Fermentation

Continuous fermentation maintains vigorous microbial growth by continuously adding and removing culture medium, thereby improving fermentation efficiency and equipment utilization. However, it faces challenges such as strain mutation and difficulties in p

2025-04-25

Fermentation Technology: Production Methods and Processes of Yeast Extraction

This article introduces the production method and process of yeast extract, and this article refers to the particular focus on the widely used autolysis method. The autolysis method utilizes the enzyme system inherent in yeast to break down macromolecular

2025-02-24