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Sewage Sludge Aerobic Composting Technology Research

Jan 01, 2012· The fertile soil of the Shanxi biological Limited company's comprehensive utilization of sludge production of three-dimensional composite fertilizer project, the integrated use of the world's advanced biological high nitrogen source fermentation technology, the independent development of sludge solar biological aerobic fermentation system, effectively overcomes the problem of sludge softening and mildew, innovative use of sludge

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Sludge aerobic fermentation technology analysis LCDRI CN

Aug 29, 2019· Sludge aerobic fermentation process can degrade most of the organic matter in the sludge, and reduce the water content of the sludge to 40%, which is reduced. Fertilizer made from aerobic fermentation of sludge can be applied to land and resourced. Sludge aerobic fermentation technology does not require an external heating source, and the operating cost is relatively low.

CN201501832U - Tank-type fermentation reactor - Google Patents

The tank-type fermentation reactor is provided with functions of composting, fermentation, and can rapidly conduct mixing of sludge, bacteria, gas, and efficiently processes the sludge of various.

Author: 雷恒毅, 丁岳南

CN101863692A - Method for preparing bioorganic fertilizer

The invention discloses a method for preparing a bioorganic fertilizer by using city life sludge, comprising the following steps: (1) mixing an anaerobic zymophyte agent with sludge to obtain a material 1; (2) mixing the material 1 with organic raw material powder to carry out anaerobic fermentation; (3) adding fermented auxiliary materials to the product obtained by anaerobic fermentation

Author: 岳寿松, 殷汝新, 王颖

Turning sewage sludge into fertilizer WaterWorld

Sep 05, 2008· Turning sewage sludge into fertilizer. Autoheated Thermophilic Aerobic Digestion (ATAD) is for more than 30 years the sludge treatment process of choice for mid-sized wastewater treatment plants, especially under the aspect of the future regulations, as for example in Europe. FUCHS-ATAD is a process providing for simultaneous stabilization and disinfection.

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Sludge organic fertilizer production process and equipment

Jul 15, 2019· The bio-organic fertilizer produced by applying sludge can improve soil activity, effectively repair soil compaction caused by long-term use of inorganic fertilizer and chemical fertilizer; it is beneficial to the absorption of nutrients and the balance of nutrition, and the beneficial bacteria can greatly promote the residue in the soil.

Characterization of Sludge from a Biogas Reactor for the

biogas reactors was a valuable resource for food production. Generally, in a well-functioning and designed biogas digester, the pathogen removal in the slurry is sufficient so the treated sludge can be reused for soil fertilization. To increase the safety, it may be aerobically composted (or processed in a

Chain-plate Aerobic Composting System - Benenv

The waste (livestock and poultry manure, kitchen waste, domestic sludge, etc.), biomass (straw and sawdust, etc.) and reflux materials are mixed evenly in a certain proportion to make the moisture content reach 60% - 65% and then enter the aerobic fermentation system. By adjusting the moisture, oxygen content and temperature changes of the raw materials, the materials are fully aerobic fermentation

Aerobic Composting Tank - Benenv

Technological Prnciple. The waste (livestock and poultry manure, kitchen waste, domestic sludge, etc.), biomass (straw and sawdust, etc.) and reflux materials are mixed evenly in a certain proportion to make the moisture content reach 60% - 65% and then enter the aerobic fermentation system. By adjusting the moisture, oxygen content and temperature changes of the raw materials, the materials are fully aerobic fermentation

Municipal Sludge Organic Fertilizer Machine 380V 415V

High quality Municipal Sludge Organic Fertilizer Machine 380V 415V Aerobic Fermentation from China, China's leading 415V Organic Fertilizer Machine product, with strict quality control 380V Aerobic Fermentation tank factories, producing high quality Aerobic Fermentation sludge

A comparative study of the effects of microbial agents and

Volatile organic compounds were 11.92 mg/kg while the odor concentration reached 97,724 ou/m 3. The organic matter content in reactors inoculated with specific groups of microbial agents, which was higher than the standard required for bio-organic fertilizer, occupying over 96% dry weight.

Summary of sludge treatment methods LCDRI CN

Jul 23, 2019· In addition, the use of microbial aerobic fermentation can also eliminate the foul odor of the sludge, effectively control the secondary pollution of the sludge, and the environmental benefits are also significant. The sludge is fermented into organic fertilizer. If some cow dung is added, it will be fermented into high-quality organic fertilizer.

Characterization of Sludge from a Biogas Reactor for the

of anaerobic digestion processes or fermentation in a biogas digester and is converted into combustible gas called “biogas.” The residue of the fermentation came out as sludge which was known as “digested bio-slurry.” A biogas reactor is an airtight anaerobic degradation of blackwater, sludge, and/or biodegradable waste (e.g. animal

Aerobic Composting Tank - Benenv

Technological Prnciple. The waste (livestock and poultry manure, kitchen waste, domestic sludge, etc.), biomass (straw and sawdust, etc.) and reflux materials are mixed evenly in a certain proportion to make the moisture content reach 60% - 65% and then enter the aerobic fermentation system.

Turning sewage sludge into fertilizer WaterWorld

Sep 05, 2008· Autoheated Thermophilic Aerobic Digestion (ATAD) is for more than 30 years the sludge treatment process of choice for mid-sized wastewater treatment plants, especially under the aspect of the future regulations, as for example in Europe. FUCHS-ATAD is a process providing for simultaneous stabilization and disinfection. With the ATAD organic solids are biologically degraded.

Chain-plate Aerobic Composting System - Benenv

Technological Prnciple. The waste (livestock and poultry manure, kitchen waste, domestic sludge, etc.), biomass (straw and sawdust, etc.) and reflux materials are mixed evenly in a certain proportion to make the moisture content reach 60% - 65% and then enter the aerobic fermentation system.

Sludge fermentation liquid addition attained advanced

Sep 08, 2020· Biological nitrogen removal of wastewater with low COD/N ratio could be enhanced by the addition of wasted sludge fermentation liquid (SFL), but the performance is usually limited by the introducing ammonium. In this study, the process of using SFL was successfully improved by involving anammox process. Real municipal wastewater with a low C/N ratio of 2.8–3.4 was treated in a

Fermentation Tank - Fertilizer Granulator Manufacturer

Shunxin stainless steel organic waste bio-reactors are easy to be operat. In traditional organic fertilizer fermentation process, you should hire many labors to work. With humanization design, Shunxin fermenting tanks are labor-saving equipment: one person can operate one or more organic fertilizer fermenters at the same time.

Fermentation Of Organic Fertilizer

Dec 17, 2018· The optimum temperature for organic fertilizer fermentation is 60-70 ℃. Moisture: In order to aerobic fermentation, it is necessary to have moderate moisture. Excessive moisture content will lead to poor ventilation and difficult oxygen supply, leading to poor fermentation. Low water content, insufficient water, poor fermentation.

Fate of antibiotics and antibiotic resistance genes during

Aerobic composting is widely used on transforming organic solid waste into proliferating products. However, the removal of antibiotics and antibiotic resistance genes (ARGs) in the process of co-composting of food waste with sewage sludge has been rarely reported to date.

Biotechnology of intensive aerobic conversion of sewage

Biotechnology for intensive aerobic bioconversion of sewage sludge and food waste into fertilizer was developed. The wastes were treated in a closed reactor under controlled aeration, stirring, pH, and temperature at 60 degrees C, after addition of starter bacterial culture Bacillus thermoamylovorans.

Treatment of Ammonium-Rich Digestate from Methane

Jul 09, 2018· Digestate produced by cofermentation of agricultural waste and manure can be difficult to dispose of because its high ammonium content impedes its use in agriculture due to generation of odor and overfertilization. This study investigated the possibility of treating such nitrogen-rich digestate with aerobic granular sludge depending on the nitrogen load in the reactor. At nitrogen loading rate

High Temperature Compost Fertilizer Production , Aerobic

Excrement Fast High Temperature Aerobic Fermentation Tank Organic Fertilizer Fermentor. Organic waste such as manure, sheep manure, mushroom residue, Chinese medicine residue, crop straw Material, 10 hours can complete the harmless treatment process, occupying less land(The fermentation machine only covers 10-30 square meters),

Reactor Composting System Technology Classifications

The fermentation tower reactor designed by Chinese scholars Chen Haibin and Wan Yingfeng (2006) has a basic structure of sealed multi-layer fermentation tanks (3 to 5 layers). The bottom of each layer is a movable flap, and the fermentation raw materials are taken from the top of the device.

Biotechnology of intensive aerobic conversion of sewage

Biotechnology for intensive aerobic bioconversion of sewage sludge and food waste into fertilizer was developed. The wastes were treated in a closed reactor under controlled aeration, stirring, pH, and temperature at 60 degrees C, after addition of starter bacterial culture Bacillus thermoamylovorans.

The investigation of effect of organic carbon sources

The effect of addition of organic carbon sources (acetic acid and waste activated sludge alkaline fermentation liquid) on anaerobic-aerobic (low dissolved oxygen, 0.15-0.45 mg/L) biological municipal wastewater treatment was investigated.

Characterization of activated sludge from domestic sewage

Aerobic fermentation was monitored during the first month in reactors. After that the production of organic fertilizer through the degradation of organic fractions of wastes. Composting is an Sludge was composted using aerobic reactor (silo) in the absence and presence of sawdust. It

How to Dehydrate Sludge for Organic Fertilizer Resource

May 16, 2019· The sludge containing organic matter is dewatered by the dewatering machine, which is the raw material for organic fertilizer fermentation. Using organic fertilizer making machine and high-temperature aerobic fermentation technology, we can stabilize sludge, kill pathogenic bacteria and weed seeds in sludge, and complete the harmless treatment

Table 3 The Possibility of Organo-Mineral Fertilizer

Post-fermentation sewage sludge Adding CaO, MgCO 3 and H 3 PO 4 Mixing in acid-proof hermetic reactor with water jacket Suspension of organo-mineral fertilizers with the following content: 2–9% MgO, 2–16% CaO, 5–50% P 2 O 5, 5–25% organic matter

Sludge composting Complete production process

The aerobic composting converts sludge into stable humus by microorganism activity. In the process, bacteria, fungus, actinomycetes and other microorganisms will decompose organic matter under specific environment. After composting, you can use the sludge to fertilize and improve the soil. Because of high water content, you should dehydrate

Aerobic digestion reactors for biological wastewater

Digestion: In aerobic systems, wastewater passes through an aerobic reactor-digester containing the microorganisms which oxidize dissolved organic matter via an oxygen flow. Decantation: The sludge formed is separated by gravity in secondary settlers. 4. Tertiary treatment

Review of Upflow Anaerobic Sludge Blanket Reactor

The upflow anaerobic sludge blanket (UASB) reactor has been recognized as an important wastewater treatment technology among anaerobic treatment methods. The objective of this study was to perform literature review on the treatment of domestic sewage using the UASB reactor as the core component and identifying future areas of research. The merits of anaerobic and aerobic bioreactors are

organic compost fertilizer fermentation turner machine for

The machine is used for fermentation and dumping of livestock and poultry manure, sludge waste, filter mud of sugar factory, residue cake, grass scraps and other organic wastes. It is widely used in fermentation and water removal of organic fertilizer factory, compound fertilizer factory, sludge factory, horticultural field and double mushroom

Poultry Manure Compost Fertilizer Production , Bio

The machine is widely used in organic fertilizer plant, sludge dump plant, horticulture plantation, fermentation of double spore decomposition and removal of water operation. The machine can be fermented for 24 hours, covering an area of 10-30m2.

Reactor Composting System Technology Classifications

The fermentation tower reactor designed by Chinese scholars Chen Haibin and Wan Yingfeng (2006) has a basic structure of sealed multi-layer fermentation tanks (3 to 5 layers). The bottom of each layer is a movable flap, and the fermentation raw materials are taken from the top of the device.

Palm Oil Waste Management Palm Oil Organic Fertilizers

At first, add some sludge or turfy soil. It can add one point to one kilo of sludge or turfy soil in one kilo of palm oil waste. Then add the good amount of microorganism agent and urea, fermentation strains. It is appropriate that carbon-nitrogen ratio reaches 25 : 1-30: 1 after adding materials.

Industrial Fermentation Tank for sale for Fertilizer Plant

Technical highlights of SEEC fermentation vessel for your organic material fermenting. The main body is generally made of stainless steel. The industrial fermentation tank consists of cylindrical container, screw belt mixing blade and transmission parts. The cylinder structure ensures the small resistance movement of the mixed material (powder, semi-fluid) in the cylindrical container.

Compost Tank Shunxin Hot Sale Compost Fermenting Facility

Structural highlights of Shunxin fermenting tanks for compost production. Processing capacity: 2 ~ 10t / d. Total installed power:5-30kW. Integrating waste collection, storage and fertilizer treatment. The reactor is sealed and the amount of odor to be treated is greatly reduced. The aeration system is integrated in the agitator, and the oxygen