60results about How to "Realize ecology" patented technology

The invention discloses a sewage flocculant. The sewage flocculant comprises polyacrylamide, citric acid, compound microorganisms, polyferric trichloride and bentonite. The flocculant has good flocculation and can reduce the sewage turbidity and improve the sewage treatment efficiency.

Disclosed is a novel ecological habitat revetment. The novel ecological habitat revetment comprises a gravity type retaining wall, the gravity type retaining wall is built by grouted building blocks, a water communicating pipe for being communicated with inner and outer water bodies is arranged on the gravity type retaining wall, the revetment further comprises an ecological habitat area, the front portion of the ecological habitat area is connected with the gravity type retaining wall, a geomembrane is arranged at the rear of the ecological habitat area, the ecological habitat area is built by rock blocks layer by layer, the water communicating pipe is connected with a cavity layer of the ecological habitat area, cavities are reserved between adjacent rock blocks in the cavity layer, adjacent rock blocks on upper and lower layers which are adjacent to the cavity layer are tightly connected, each corner of the rock blocks on the upper layer is built on rock blocks of the cavity layer, wood boxes without top covers are placed in the cavities, and the wood boxes are contacted with the rock blocks. By means of the novel ecological habitat revetment, an ecological revetment mode of building a section of ecological habitat in a grouted building block protective section is achieved, and the problem of poor ecological performances in prior revetments is well solved.

The invention discloses high-efficiency combined functional bacteria for sludge treatment. The high-efficiency combined functional bacteria comprise the following six microbes: bacillus licheniformis, bacillus subtilis, bacillus lentus, bacillus megaterium, bacillus thuringiensis and bacillus cereus. A culture method for the microbes comprises the following steps of: sampling; culturing in a culture medium; separating target strains; performing index analysis on the separated strains; identifying species; mixing; and optimizing. The functional bacteria are quick in multiplication and have obvious effect of removing phosphorus from sludge in the process of decomposing organic matters, so that the sludge treatment effect ensures that the sludge reaches the national emission standard, and the sludge discharge can be greatly reduced.

A PVC (polyvinyl chloride) resin plasticization promoter is prepared from the following raw materials in percentage by weight: 20-45% of high density oxidized polyethlene wax (OPEW), 0.5-5% of an initiator (BPO), 10-25% of maleic anhydride (MAH), 1-12% of ethylene-vinyl acetate (EVA) and 30-45% of activated calcium carbonate. The PVC resin plasticization promoter is a graft, is nontoxic and harmless, has an excellent PVC resin plastification characteristic, is applied to production of the PVC wood-plastic decoration material, replaces a plasticizer, and can avoid harms and threat caused by the plasticizer to human and an environment in the prior art basically, improve the plastification processability of type 4 and 5 PVC resin and the product quality of the PVC wood-plastic decoration material, and achieve ecologicalization, harmlessness and high strength of a product; at the same time, the production cost of the product can also be lowered greatly.

The invention relates to a breakwater ecologicalization method, in particular to an on-service ocean breakwater ecologicalization method, and belongs to the field of ocean perphyton and ocean ecological engineering interdisciplinary combination. The on-service ocean breakwater ecologicalization method comprises the steps of: (1) sea area investigation in a building position of a concrete structure; (2) preparation of a concrete substratum; (3) quantitative acquisition and culture of oyster seedlings; (4) surface cleaning of a breakwater; (5) brushing and curing of paint; (6) scene placement ofan oyster substratum; (7) monitoring of larva attachment; and (8) adding and management of nutrient substances. Through cleaning of the on-service breakwater and fixed placement of the stratum attached with oysters around the breakwater, the compact oysters are attached on the on-service breakwater more quickly; and through the characteristic of using the oysters as engineers and the effects of purifying water and improving a water area, high ecologicalization of the on-service breakwater is achieved, and the purposes of ecologicalization and long-time on service of the breakwater are achieved.

The invention discloses a new chromatographic carrier device for the degradation treatment of functional bacteria in urban sewage, including a soft carrier for adsorbing functional bacteria, a carrier bracket supporting the soft carrier, and a high-efficiency biochemical device for accommodating the soft carrier and the carrier bracket. pool, the soft carrier is absorbed by functional bacteria to form a biofilm structure composed of aerobic zone, facultative zone and anaerobic zone, in which the layer of microorganisms close to the surface area of ​​the carrier forms an anaerobic zone, and the middle layer is shallow The outer layer of the carrier forms an aerobic zone. The chromatographic carrier device of the present invention combines high-efficiency functional microbial flora, so that the treatment effect of sewage can reach the national discharge standard, and the amount of sludge discharge can be greatly reduced.

The invention discloses a rice field ecological irrigation and drainage community based on sustainable utilization. The rice field ecological irrigation and drainage community is composed of an ecological irrigation channel, ecological ridges, an ecological intercepting drainage ditch, rice fields, an ecological distribution gate and an ecological water-drainage and dirt-drainage control device; the ecological irrigation channel is provided with irrigation pipelines on the wall close to the rice fields; the transverse sections of the ecological ridges are trapezoidal; the transverse section of the ecological intercepting drainage ditch is trapezoidal; a plurality of square holes are distributed on concrete boards; the ecological distribution gate is a wedge-shaped flashboard type brake valve check gate and arranged on the irrigation pipeline; and the ecological water-drainage and dirt-drainage control device is composed of a box body and baffles. According to the rice field ecological irrigation and drainage community, water discharge of the rice fields and loads of N and P elements in the discharged water can be effectively reduced due to the reasonable structural design and the structural arrangement of the ecological irrigation and drainage community; in addition, the irrigation cost can be reduced and the irrigation efficiency can be improved; and therefore, the ecological irrigation and drainage community is high in popularization and application value in the Chinese rice fields.

The invention discloses a preparation method of a composite flocculant. The composite flocculant comprises crystalized aluminum chloride, sulfuric acid, sodium hydrogen sulfite, amine persulfate, acrylamide and N, N-dimethyl-N- octadecyl benzemethanaminium chloride and octadecyl trimethyl ammonium chloride and MMH. The raw materials are subjected to ternary starch graft copolymer synthesis and crushed to obtain the composite flocculant. When the composite flocculant is matched with an existing sewage treatment system, sewage treatment effect can reach notational emission standards, sludge emission is reduced greatly, ecologicalization, reduction and recycling treatment of city industry and domestic sewage is achieved.

The invention discloses a multistage efficient MABR membrane sewage treatment device. The device comprises a tank body, a biological membrane purging fan, an aeration fan, an oxygen permeation fan, awater feeding pipe, a water discharging pipe and a return pipe. First, second, third and fourth partition plates are sequentially installed in the tank body to sequentially divide the interior of thetank body into a first-stage MABR tank accommodating a first MABR membrane assembly, a second-stage MABR tank accommodating a second MABR membrane assembly, a third-stage MABR tank accommodating a third MABR membrane assembly, an aerobic tank accommodating an aeration disc and a secondary sedimentation tank. The bottoms of the first, second and third MABR membrane assemblies are provided with purging aeration pipes. Each purging aeration pipe is communicated with the biological membrane purging fan. The tops of the first, second and third MABR membrane assemblies are communicated with the oxygen permeation fan.

The invention belongs to the technical field of sewage treatment and relates to a wetland ecological purification system of reclaimed water. A reclaimed water pipeline is connected with a water inlet of a filtering fish ecological pond, a water outlet of the filtering fish ecological pond is connected with the water inlet of a horizontal subsurface flow constructed wetland, the water outlet of the horizontal subsurface flow constructed wetland is connected with the water inlet of a vertical subsurface flow constructed wetland, the water outlet of the vertical subsurface flow constructed wetland is connected with the water inlet of a physical absorption zone, and the water outlet of the physical absorption zone goes to a river; submerged plants are planted at the bottom of the filtering fish ecological pond, filtering fishes are bred in the filtering fish ecological pond, and emergent aquatic plants are respectively planted in the horizontal subsurface flow constructed wetland and the vertical subsurface flow constructed wetland; the wetland ecological purification system of reclaimed water can be used for effectively lowering the content of pollutants in sewage effluent, is an effective ecological combined reclaimed water replenishment river deep treatment technology, realizes ecologicalization and reclamation of reclaimed water with low cost, and has great practical application value and promotional value.

The invention discloses a novel reactor chromatographic carrier for sewage disposal, comprising a flexible carrier for absorbing functional bacteria, a carrier support for supporting the flexible carrier and a high-efficiency biochemical basin for containing the flexible carrier and the carrier support; after the flexible carrier absorbs the functional bacteria, a biomembrane structure consisting of an aerobic zone, a faculative zone and an anaerobic zone is formed on the flexible carrier, wherein the anaerobic zone is formed by the layer of microorganisms tightly close to the surface of the carrier, the middle layer is the superficial layer faculative zone, and the aerobic zone is formed on the outer layer of the carrier. The novel chromatographic carrier reactor for sewage disposal is combined with the high-efficiency functional microorganism flora so that the sewage disposal effect can reach the sewage discharging standard in China and the discharge of sludge is greatly reduced.

The present invention discloses a sewage flocculant, which comprises, by weight, 5-7 parts of polyacrylamide, 1-3 parts of citric acid, 3-5 parts of a composite microorganism, 1-3 parts of polymerization ferric chloride, 4-6 parts of bentonite, and 0.2-0.4 part of a microorganism accelerator hesperidin. According to the present invention, the sewage flocculant has effects of good flocculation effect, effective removal of organic matters and heavy metal ions in water, sewage turbidity reducing, and sewage treatment efficiency improving; the composite microorganism provides important effects in the fields of organic matter removal and heavy metal ion removal, and the added accelerator hesperidin can significantly improve the removal ability of the composite microorganism on organic matters and heavy metal ions; and with the matching of the sewage flocculant and the existing sewage treatment system, the sewage treatment effect achieves the national emission standard, and the ecological and efficient urban industrial and domestic sewage treatment is achieved.

Disclosed is a novel ecological habitat revetment. The novel ecological habitat revetment comprises a gravity type retaining wall, the gravity type retaining wall is built by grouted building blocks, a water communicating pipe for being communicated with inner and outer water bodies is arranged on the gravity type retaining wall, the revetment further comprises an ecological habitat area, the front portion of the ecological habitat area is connected with the gravity type retaining wall, a geomembrane is arranged at the rear of the ecological habitat area, the ecological habitat area is built by rock blocks layer by layer, the water communicating pipe is connected with a cavity layer of the ecological habitat area, cavities are reserved between adjacent rock blocks in the cavity layer, adjacent rock blocks on upper and lower layers which are adjacent to the cavity layer are tightly connected, each corner of the rock blocks on the upper layer is built on rock blocks of the cavity layer, wood boxes without top covers are placed in the cavities, and the wood boxes are contacted with the rock blocks. By means of the novel ecological habitat revetment, an ecological revetment mode of building a section of ecological habitat in a grouted building block protective section is achieved, and the problem of poor ecological performances in prior revetments is well solved.