33results about How to "Achieving a green cycle" patented technology

The invention discloses a core-shell polyacrylamide microsphere profile controlling oil displacement agent and a preparation method thereof. The method comprises the following steps: fully stirring and dissolving acrylamide, cationic monomer, a crosslinking agent and an initiator to synthetize a core part by adopting a dispersion polymerization method; fractionally adding a mixed solution of the acrylamide, anionic monomer, third monomer, the crosslinking agent and the initiator into a reaction device, controlling reaction conditions to be invariant, and reacting on the surface of the core to generate a shell part, thereby obtaining the core-shell polyacrylamide microsphere profile controlling oil displacement agent taking the cationic polyacrylamide as the core and taking the anionic polyacrylamide polymerized on the surface of the core as the shell, wherein the particle size range of the microsphere profile controlling oil displacement agent is from 1micrometer to100 micrometers. The microsphere profile controlling oil displacement agent has the advantages that the microsphere has an interpenetrating polymer network system and is capable of forming a viscoelastic body after absorbing water and forming a gel body after a certain time, so that the oil displacement agent is long in plugging time and little in leakage and is capable of bearing the pressure of more than 5MPa.

The invention discloses an aquaculture green ecological circulating system. The aquaculture green ecological circulating system comprises a crab breeding pond, an aquatic plant field, a fishpond, a lotus root field, a shrimp breeding pond, an orchard and a poultry breeding area, wherein the seven portions are separated through gullies. The aquaculture green ecological circulating system achieves green circulation of aquaculture, solves the problem of deterioration of the aquaculture environment, and guarantees the production benefit of planters, the land occupation is reduced, and the space utilization is improved.

The invention relates to a ceramic membrane chemical cleaning system and method which are used for cleaning a ceramic membrane in a water treatment system. The chemical cleaning system comprises an online cleaning part, wherein the online cleaning part comprises a dosing pump and a sucking pump; the dosing pump is coupled onto the ceramic membrane arranged in a membrane pool by virtue of a pipeline, so as to inject a cleaning liquid into the ceramic membrane; the sucking pump is coupled onto the ceramic membrane by virtue of a pipeline, so as to discharge water from a back absorption membrane of the ceramic membrane; and the cleaning liquid on the ceramic membrane is discharged into the membrane pool in a sucking process. The system and method which are provided by the invention can be used for solving the problems of pollution of the ceramic membrane in a water treatment process, production of secondary pollutants by the cleaning liquid in a membrane cleaning process, secondary treatment of the membrane cleaning liquid, and the like.

The invention discloses a preparation method of a carbon-aluminum composite material. Cheap aluminum smelting waste residues are used as an aluminum source, wood waste is used as a carbon source, a physical activation method and a chemical activation method are combined, in the pyrolysis process, the aluminum source and the carbon source form a co-melt, and a safe and green carbon-aluminum composite material is obtained. In the forming process of the carbon-aluminum composite material, the aromatic hydrocarbon polymerization degree in the carbon-aluminum composite material is increased, the physical and chemical microstructure of the carbon-aluminum composite material is improved, the adsorption performance of the cheap carbon-aluminum composite material is improved, and energy regeneration and reduction of wood waste and harmless and recycling utilization of aluminum smelting waste residues are achieved.

The present invention discloses a new vinyl alkoxy silane preparation process, which is characterized in that hydrogen chloride produced during a preparation process is adopted as a reactant to synthesize an initial raw material trichlorosilane, the hydrogen chloride is recycled, and the byproduct bis(trialkoxy)silyl ethane is adopted as a reaction solvent during a hydrogen silicon addition process, such that the byproduct emission is reduced, the new impurity introduction is avoided, and the product purity is improved. According to the present invention, the new process has characteristics of stable production, simple preparation process, and mild reaction conditions, and the yield of the product vinyl alkoxy silane is high, and the product purity is more than 99%.

The invention discloses a spirulina-containing 3D printing wire material and a preparation method thereof. The 3D printing wire material comprises the following components in percentage by weight: 59-91% of matrix resin, 8-40% of spirulina and 0.05-2% of white oil. The preparation method comprises the following steps: (1), drying; (2), weighing materials; (3), kneading at high speed; (4), performing melt granulation; (5), performing melt extrusion; (6), cooling and drawing; (7), reeling; (8), printing into a specific structure by an FDM technology. According to the invention, a prokaryotic organism is introduced, the prokaryotic organism is rich in functional groups, can be bonded with dye molecules or heavy metal ions, and is low in price, and a porous supporting skeleton for tiny particles is prepared by the efficient and accurate FDM technology. The spirulina-containing 3D printing wire material is simple in preparation process and low in energy consumption, overcomes the defect ofsecondary pollution caused by the difficulty of separating an adsorbent from a solution after a dye is treated with polysaccharide in the forms of solution, powder, microspheres and gel when used as the adsorbent, has certain recycling performance, and realizes green circulation and efficient utilization of the material.

The invention discloses a chlorella-containing 3D printed wire and a preparation method thereof. The 3D printed wire is composed of 59-91 parts by weight of a base resin, 8-40 parts by weight of chlorella and 0.05-2 parts by weight of white oil. The preparation method comprises: (1) drying, (2) weighing, (3) high speed kneading, (4) melting granulation, (5) melt extrusion, (6) cooling traction, (7) coiling, and (8) printing of a specific structure based on a FDM technology. The preparation method utilizes a small-sized single-cell autotrophic organism which is rich in functional groups, can becombined with dye molecules or heavy metal ions and has a low price. Through an efficient and accurate FDM technology, a porous support skeleton of fine particles is prepared. The preparation methodis simple and realizes low energy consumption. The chlorella-containing 3D printed wire as an adsorbent solves the problem that after the polysaccharide in forms of a solution, powder, microsphere andgel treats the dye, the adsorbent is difficult to separate from the solution so that secondary pollution is produced. The chlorella-containing 3D printed wire realizes green circulation and high efficiency use.

The invention provides a foldable, floatable and navigational breeding net cage with the function of preventing escaping. The breeding net cage comprises an inspection channel, and the inspection channel is formed by connecting and unfolding multiple floatable boxes through hinges. A ship body is arranged below the center of the inspection channel, and a work island is arranged on the ship body. An inner circular ring is fixed to the periphery of the outer side of the work island, the inner circular ring structure and the inspection channel are connected through multiple steel trusses, and thesteel trusses can slidably move along the inner circular ring. An engine on the work island is detachably installed on the ship body, and connected with a propeller through a shaft. The bottom of a breeding net is closed, and the periphery of the top of the breeding net is hung on the whole floatable boxes. An ultrasonic generator is installed at the edge of the ship body and/or on the steel trusses, and gives out ultrasound to form an ultrasonic escaping-prevention isolation curtain, so that animals in the breeding net are prevented from escaping. Therefore, the breeding net cage has the advantages of being foldable, floatable, navigational and capable of preventing escaping.

The invention discloses an environmental-friendly and economical type hypophthalmichthys molitrix feed and a production method thereof. The environmental-friendly and economical type hypophthalmichthys molitrix feed is prepared from the following raw materials in parts by weight: 150-200 parts of out-of-date biscuits, 130-180 parts of out-of-date bread, 120-150 parts of out-of-date shrimp tasted bars, 120-140 parts of out-of-date potato chips, 80-100 parts of fish meal, 70-90 parts of bean, 20-30 parts of rice bran, 50-60 parts of silages, 15-20 parts of chicken bones, 5-10 parts of fish maws, 10-15 parts of shrimp heads, 5-10 parts of crab shells, 25-30 parts of Chinese cabbages, 20-25 parts of ipomoea aquatica forsk, 15-20 parts of turnip leaves, 10-15 parts of glutinous rice, 8-12 parts of black rice, 5-8 parts of millets, 2-3 parts of sesames, 4-5 parts of jasmine flowers, 1-2 parts of ginkgo kernels, 2-3 parts of angelica dahurica, 2-3 parts of pericarpium citri reticulatae, 3-4 parts of cinnamons, 1-2 parts of white pepper, 20-30 parts of seaweed meal, 10-15 parts of a phagostimulant and a suitable amount of water. The feed has the greatest feature that the out-of-date products and wastes including the chicken bones, the fish maws and the shrimp heads are creatively reutilized so that the wastes are changed into valuable things, and furthermore, the resources are saved and the pollution is reduced; and the reasonable utilization and the green circulation of the wastes are realized.

The invention discloses a new "backpack" reactive distillation process for preparing cyclohexanol by hydrolyzing cyclohexyl formate and water as raw materials. The backpack reactor is placed outside the rectification tower, and the first Cyclohexyl formate is continuously fed into the knapsack reactor for hydrolysis reaction, and the feed to the rest of the knapsack reactors comes from the upper tray of the rectification tower, and then enters the next tray of the rectification tower after reaction , obtain the product that cyclohexanol mole fraction is more than 95%. The "backpack" reaction and the rectification tower are both interconnected and independent. This coupling method can not only maintain the advantages of the integrated reaction distillation technology, but also make the operating conditions of the reactor and the rectification tower independent of each other. The process flow is short, the operation control is flexible, the production cost is low, and the economic benefit is high. At the same time, the volume of the reactor and the reaction volume can be adjusted freely, which realizes the best match between the reaction capacity and the separation capacity, and is conducive to the realization of large-scale industrial production.

The invention discloses a KEE three-level biochemical filter which comprises a glass reinforced plastic tank; a first chamber is formed on the glass reinforced plastic tank; a waterproof motor is arranged on one side of the first chamber; a rotating shaft is fixedly arranged on an output shaft of the waterproof motor; a second chamber is formed on the glass reinforced plastic tank; the second chamber is located on the other side of the first chamber; one end of the rotating shaft away from the waterproof motor is successively penetrated through the first chamber and the second chamber and extends to one side of the second chamber away from the first chamber; two biological turntables are fixedly arranged on the outer side of the rotating shaft; the two biological turntables are respectively located in the first chamber and the second chamber; a secondary sedimentation tank is arranged in the glass reinforced plastic tank. A non-aerating system provided by the invention has the advantages of high efficiency, low consumption, labor-saving effect, beautiful appearance, land-saving effect, customization, durability, no odor, and the like; water treatment effect is excellent; treatmentcost is low; the requirements of customers can be quickly met; green recycling of water resource can be realized.

The invention relates to the field of garden systems, and discloses a garden ecological system which comprises a biogas lamp, a first biogas digester with an opening in one end, a communicating pipe arranged on one side of the first biogas digester, a second biogas digester communicated with the other end of the communicating pipe, a sealing plate arranged at the opening end of the first biogas digester, and a water tank arranged on the other side of the first biogas digester, a collecting door is arranged on the closing plate; the collecting door comprises a first door plate and a second door plate, a first rack is fixedly connected to one side of the first door plate, a second rack is fixedly connected to the same side of the second door plate and the first door plate, a driving gear is arranged between the first rack and the second rack, the driving gear is meshed with the first rack and the second rack, and the driving gear is connected with the driving part. The fallen leaf treatment device has the effect of effectively solving the problems that an existing fallen leaf treatment mode is relatively simple, and resources are wasted.

The invention provides a PRMH process for resource utilization of coal-based solid waste. The PRMH process comprises a raw material pretreatment system, a hot air system, a phase change homogenization system, a waste heat recovery hydrogen production system, a gas purification system, a CO2 conversion and utilization system and an inorganic product preparation system. The coal-based solid waste is subjected to raw material compatibility through product design index control, raw material standardization controllability and product performance stabilization are achieved, and a new process route is provided for large-scale, high-valued and green utilization of the coal-based solid waste.