34results about How to "Extended high temperature period" patented technology

The invention discloses an organic fertilizer and a preparation method thereof. The preparation method of the organic fertilizer comprises the following steps: mixing straw, which is saturated by adsorbing biogas slurry, with biological carbon and a conditioner to obtain a mixed material pile body, carrying out aerobic fermentation, and spraying the biogas slurry in the fermentation process to obtain the organic fertilizer, and wherein the conditioner is livestock and poultry manure. According to the invention, the biogas slurry and the straw can be recycled, and the straw saturated by adsorbing the biogas slurry, the biological carbon, the conditioner and the biogas slurry are subjected to combined aerobic fermentation, the biomass heat reduced by biomass heat in the composting process, recycling and utilizing of nutrients are realized, and the organic fertilizer can be produced.

The invention discloses a sludge compost thermophilic microbial agent and application thereof. The sludge compost thermophilic microbial agent comprises 2 to 8*10<10> cfu / g of Bacillus alcalophilus, 3 to 6*10<10> cfu / g of Thermophilic Lactobacillus, 4 to 6*10<11> cfu / g of Bacillus subtilis and 2 to 6*10<11> cfu / g of Thermophilic bacteria Lian. The sludge compost thermophilic microbial agent disclosed by the invention has the functions of promoting the biochemical sludge aerobic composting process, prolonging the compost high temperature period, and enhancing the compost maturity, so as to be capable of accelerating the biodegradation of organic matters in raw materials. The sludge compost thermophilic microbial agent can be used in compost enterprises for composting biochemical sludge of municipal sewage plants to produce bioorganic fertilizers and further reduce environmental hazards caused by the sludge.

The invention discloses a preparation method of a compound microorganism bacterium agent for sludge treatment. The compound microorganism bacterium agent is prepared by mixing escherichia coli, bacillus, sulfur-oxidizing bacteria, actinomyces, nitrifying bacteria and lactic acid bacteria; meanwhile, the invention provides the preparation method of the compound microorganism bacterium agent for the sludge treatment. According to the preparation method disclosed by the invention, the adaptation activity of a compound bacterium colony to temperature can be improved through adding adamantanamine and diethylmalonylurea; the adding amount of the bacterium colony can be reduced and the composting efficiency also can be improved; the compound microorganism bacterium agent disclosed by the invention can be used for effectively killing harmful microorganisms and pathogens in sludge through composting fermentation; meanwhile, a large amount of evaporation of moisture is accelerated and the problem of treating residual sludge in a wastewater treatment system is solved so that the dehydration efficiency of the sludge is improved.

The invention discloses a method for aerobic composting of sludge by using straw-sludge based activated carbon, and belongs to the technical field of sludge composting. The method comprises the following steps: preparing straw-sludge based activated carbon, and performing aerobic composting of sludge, namely adding the straw-sludge based activated carbon into the sludge composting for aerobic composting. The straw-sludge based activated carbon has a sufficient specific surface area and a porous structure, so that flowing resistance of oxygen is reduced, and the oxygen storage capacity is increased. Compared with composting without the straw-sludge based activated carbon, the method has a high temperature period increased by 3-6 days, a highest temperature increased by 8 DEG C, a composting cycle shortened by 4-5 days, and has very good application prospects.

A method for producing jitake mushrooms by using cassava residue, mulberry stalks and straw, which is a process of high-temperature fermentation in advance by using the cultivation material of jitake mushrooms, crushing the bagasse, mulberry stalks and straw, adding lime and high-temperature bacteria, fully mixing and then pouring Water, cover with a film for fermentation, then turn the pile, then sprinkle the wheat bran and fish meal into the culture material, mix well, start the pile again, cover the film and ferment for 2 days, turn the pile 2-3 times in this way, mix well, and heat up Sterilize at 70-80°C for 15 hours, cool down to room temperature, and then inoculate the bacteria. After 8-10 days, the mushrooms will grow. The invention utilizes high-temperature bacteria to ferment raw materials, accelerates raw material decomposition, promotes conversion of biological efficiency of raw materials, effectively improves the quality and output of Shiitake mushrooms, reduces energy consumption of mushroom houses, and increases economic benefits.

The present invention provides a method and machine for pre-processing of molding material, an injection molding machine and an injection molding method for further inhibition of oxidation of the molding material through addition of the content of inactive gas in the molding material. After the molding material is heated to be dried, the temperature of the molding material in the container (40) having the inactive gas is reduced. At the same time, the pressure of the container (40) maintains at an approximately constant value and the temperature of the molding material is reduced. In the container (40), the temperature of the molding material is slower reduced then natural cooling. Then, the molding material after reduced temperature is supplied to a molding machine (2) so that the content of the inactive gas in the molding material is increased. Therefore the oxidation of the molding material at molding may be inhibited.

The invention provides a method for producing shiitake mushrooms by mulberry stems, cassava slag and sugarcane leaves. The method is a process that shiitake mushroom cultivation materials are used for conducting high-temperature fermentation in advance. The method comprises the steps that the cassava slag, the mulberry stems and the sugarcane leaves are crushed, lime and thermophilic bacteria are added in above mixture, water is sprayed after the mixture is completely mixed, the mixture is covered with a thin film for fermentation, then molasses, peanut bran and fish meal are scattered in the cultivation materials to be evenly stirred, then piling is conducted, fermentation in a film coating mode is conducted for two days, after two to three times of pile turning is conducted in this way, the cultivation materials are evenly stirred, the cultivation materials are heated to 70-80 DEG C, sterilization is conducted for 15 hours, then the temperature is dropped to the normal temperature and is kept 25-30 DEG C, then strains are inoculated, and after eight to ten days, the shiitake mushrooms can grow out. According to the method, the thermophilic bacteria are used for fermenting raw materials which can be rotten easily, the biological efficiency of the raw materials is improved, the yield of the shiitake mushrooms is increased, the temperature of a high temperature period is improved, the growing temperature of the shiitake mushrooms can be reached quickly, the mushrooms can be cultivated in the whole year, and energy consumption of a mushroom house is reduced.

The invention provides a primer for biogas residue aerobic fermentation and a preparation method thereof. The priming agent includes compound microbial bacterial agent, biochar, wood acetic acid and microbial culture medium. The composite microbial bacterial agent is prepared by mixing and culturing different species of microbial bacterial agents; the microbial bacterial agent includes: bacillus, lactic acid bacteria, enterococcus, brevibacillus, flavor-like bacteria and acetic acid bacteria. The present invention aims at key technical bottlenecks such as slow heating rate, short high temperature period, and unfavorable decomposing process in the biogas residue aerobic fermentation process, and combines the principles of physics, chemistry and microbiology for the change of organic matter and microbial community structure in the biogas residue aerobic fermentation process , research and develop environmentally friendly, high-efficiency and low-cost biogas residue aerobic fermentation initiators to shorten the heating time of biogas residue aerobic fermentation, prolong the high temperature period, improve the quality of aerobic fermentation products, improve the efficiency of biogas residue aerobic fermentation, and contribute to the treatment and resources of biogas residues Provide technical support for chemical utilization.

The invention discloses a new strain CF1 of streptomyces thermocarboxydus, wherein the collection number is CGMCC (China General Microbiological Culture Collection Center) No.6873, the collection date is November 23, 2012, and the collection unit is CGMCC. The invention further discloses a bacterial agent containing the strain. The new strain CF1 of the streptomyces thermocarboxydus, disclosed by the invention, is inoculated into a compost, so that the temperature of the compost can be rapidly raised in low-temperature seasons in the North, the high temperature of above 50 DEG C of the compost can be maintained for 15 days, the fermentation period is shortened, and pathogens and parasites in animal dung can be effectively killed. After the end of fermentation of the compost, the nutrient content in a composted product is high, the pH value is about 8.0, and the composted product can be used as an excellent plant organic fertilizer.

The invention provides a primer for aerobic fermentation of cow dung and a preparation method thereof. The priming agent includes compound microbial bacterial agent, volcanic rock, glucose and microbial culture medium. The composite microbial bacterial agent is prepared by mixing different species of microbial bacterial agents such as Streptomyces xylophilus, Bacillus subtilis, Lactobacillus, Clostridium sporogenes, Thermomonospora, Vibrio cellulosus and the like. Aiming at the problems of high content of lignocellulosic substances in cow dung and low efficiency of aerobic fermentation, the present invention is based on the characteristics of changes in lignocellulosic substances and microbial community structures in the aerobic fermentation process of cow dung, combined with the principles of physics, chemistry and microbiology, to Inorganic conditioners, easily degradable carbon sources and compound microbial agents are used as raw materials to develop environmentally friendly, high-efficiency, and low-cost cow dung aerobic fermentation starters to accelerate the temperature rise of aerobic fermentation, prolong the high temperature period, and improve the quality and fermentation efficiency of aerobic fermentation products. The high-efficiency fertilizer utilization of cow dung provides technical support.

The invention provides a method for reducing macrolide resistance gene (ermB, ermF, ermX, ermQ) and intI1 abundance in chicken manure compost. The method comprises the steps of adding wheat straws in chicken manure as amendment, adding two different types of surface active agent (rhamnolipid and tween 80), mixing fresh chicken manure and crushed wheat straws in uniformity, regulating the initial C / N ratio to be roughly 30:1, adjusting the initial rate of water content of an aqueous solution using 0.15% rhamnolipid (RL) to 50-60%, adjusting the rate of water content of a solution using 0.15% tween 80 (Tw) to 55-60%, adjusting the rate of water content of a mixture solution using both 0.15% rhamnolipid and tween 80 (R+T) to 55-60%, stirring the piled materials fully and evenly, conducting the composting, using manual turning to ensure the exposure to oxygen, composting for 30 days, at the 26 day the compost being thoroughly decomposed, after the completion of the composting, the macrolide resistance gene being reduced by more than 85%, the intI1 abundance being reduced by more than 90%. The method reduces macrolide resistance gene and intI1 abundance in chicken manure compost, and has the advantages of being simple in equipment, and convenient in operation. The compost fertilizer prepared by the method has the advantages of being stable in quality, and being high in fertilizing effect.

The invention discloses a strain of Arthrobacter nicotianae ZL-1 and a preparation method of Arthrobacter nicotianae ZL-1 composting low-temperature fermentation bacterial agent, which comprises the steps of: pressing Arthrobacter nicotianae ZL-1 bacterial liquid and corncob powder Volume mass ratio 2:1 (mL / g) mixed evenly, dried to moisture content≤25%, obtain Arthrobacter tobacco ZL-1 compost low-temperature fermentation bacterial agent; Wherein, the Arthrobacter tobacco ZL-1 bacteria liquid The number of live bacteria>1×10 8 CFU / mL. The compost fermentation bacteria agent prepared by the invention can be used alone or in combination with other bacteria agents, aiming at improving the degradation ability of biological macromolecules, improving the fermentation rate of compost and the quality of bio-organic fertilizer. In a low-temperature environment of 5-10°C, the compost heap added with this bacterial agent heats up quickly and has a high temperature. It enters a high-temperature period on the 7th day and lasts for 8-9 days, with a maximum temperature of 63.4°C, which has reached the level of harmless composting in my country. standard.

The invention discloses a urea bacillus SC-7 and its application in composting. The invention provides a strain of urea bacillus SC‑7, the preservation number of which is CGMCC No. 14961, which can rapidly grow and reproduce under high temperature conditions. Fermenting and culturing the Bacillus urea to prepare a liquid or solid bacterial agent containing the bacteria, adding it to the compost can significantly shorten the heating time of the compost, and at the same time significantly prolong the high temperature period of the compost, thereby accelerating the compost maturity, and at the same time promoting Degradation of residual antibiotics. The Bacillus urea provided by the present invention or the bacterium agent containing the bacterium all have higher removal efficiency to a variety of different properties and types of commonly used antibiotics, so that the effective removal of residual antibiotics can be realized, and the impact of antibiotic residues on human health and the environment can be reduced. influences.