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What are the prerequisites for the normal operation of an anaerobic tower?

Prerequisites for normal operation of an anaerobic tower: Suitable pH value: For the anaerobic reaction to proceed smoothly, the pH value in the reactor must be between 6.5 and 8.2. Sufficient nutrients: The nitrogen concentration in the reactor must be within the range of 40~70mg/L to meet the needs, while maintaining low concentrations of phosphorus and sulfide. Methanogenic archaea have special requirements for sulfide and phosphorus, and their content in the reactor must be ensured. Sometimes it is necessary to add phosphate fertilizer and sulfate to the influent. Essential trace nutrients: Obligate nutrients that activate methanogenic archaea include iron, cobalt, nickel, zinc, and manganese.

2020

Introduction to materials that inhibit anaerobic reactions in anaerobic towers

Anaerobic tower, also known as upflow anaerobic sludge blanket reactor (UASB). Anaerobic biological treatment of wastewater is an important technology in environmental and energy engineering, and one of the effective methods for treating organic wastewater. Where economic conditions permit, it is generally used for the treatment of sludge, organic waste, and some high-concentration organic wastewater in municipal wastewater treatment plants. Ordinary digesters are mainly used in the form of buildings, but many chemicals affect the physiological activities of microorganisms during the digestion process, which we call inhibitors. Anaerobic tower Editor's Note: Common inhibitors include volatile fatty acids, sulfides or sulfates, ammonia nitrogen, and heavy metals.

2020

Anaerobic tower wastewater equipment commissioning process

Anaerobic tower wastewater equipment commissioning process: Membrane bioreactor technology is a new technology that combines biological treatment technology with membrane separation technology. This is a new technology that replaces two tanks in the traditional process. It can effectively separate solids and liquids, directly obtaining stable medium water. The bioreactor can maintain a high concentration of microorganisms, reduce process waste, effectively remove ammonia nitrogen, suspended solids, and the turbidity of wastewater is close to zero. A large amount of bacteria and viruses are removed from the wastewater, with low energy consumption and a small footprint. The water source comes from domestic sewage (such as shower drainage, toilet drainage, laundry drainage, kitchen drainage, toilet drainage, etc.) and cooling water. Suitable for residential areas.

2020

Introduction to the characteristics of anaerobic tower components

The anaerobic tower consists of: barrier wells, equalization tanks, anaerobic tanks, anoxic tanks, two sedimentation tanks, contact oxidation tanks, etc. Each component plays an important role in the process of wastewater treatment equipment. Let's understand the function of each part: The function of the barrier well is to separate suspended solids and impurities from the wastewater to avoid later equipment processing. The function of the equalization tank: According to the characteristics of domestic water, the drainage time is uneven, and the drainage time in the morning, middle, and evening is basically fixed. The equalization tank

2020

Introduction to anaerobic tower anaerobic process

Introduction to anaerobic tower anaerobic process: Anaerobic biological treatment is a process that utilizes anaerobic microorganisms to decompose organic matter in wastewater under anaerobic conditions, producing methane and carbon dioxide, and forming the necessary nutrients and environmental conditions for anaerobic microorganisms. The anaerobic degradation process of high-molecular-weight organic matter can be divided into four stages: hydrolysis stage, fermentation (or acidification) stage, acetic acid production stage, and methane production stage.

2020

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