51 results about "Water body" patented technology

The invention discloses a young pike granule compound feed and a production method thereof. The compound feed consists of fish meal, bean pulp, rapeseed dregs, peanut meal, corn gluten meal, cottonseed meal, wheat, corn, flour, rice bran, bran, mixed oil (mixed by fish oil, soya-bean oil and lard oil according to a ratio of 1:1:1), monocalcium phosphate, coated lysine, coated methionine, a rhubarb anthraquinone extract, 35 percent of vitamin C phosphate, a composite enzymic preparation, a potassium sorbate preservative, salt and premix. The feed comprises the following steps: crushing, uniformly stirring, mixing, modulating, granulating and cooling to prepare the young pike granule compound feed. The young pike granule compound feed prepared by the method is comprehensive and balanced in nutrition and high in feed utilization rate, the stress resistance and disease resistance of the fish body can be improved, the water body pollution is reduced, and the rapid and healthy fish growth is promoted.

The invention discloses a method for constructing a multi-stage subsurface flow constructed wetland system, and the method comprises the following steps: (1) selecting a littoral zone with a slope as a wetland pond or digging and backfilling to get a wetland pond with a slope; (2) grading and filling a matrix, namely designing stages according to the pollution load and the height difference of slope, and filling the matrix in each stage of the wetland; (3) arranging drainage holes, water outlet holes and water inlet holes; (4) planting plants, namely planting the plants on each stage of the wetland respectively. The method disclosed by the invention has the following beneficial effects: (1) the system constructed by the method has no influence on the coastal zone structure of a landscape water body. (2) the system constructed by the method has a better purification effect on water flowing into rivers and water contaminated by the landscape water body, especially has an obvious purification effect on pollutants such as SS (Stainless Steel), oil and COD (Chemical Oxygen Demand) and has a good removal effect on heavy metals, TN and TP. (3) the system constructed by the present invention can integrate the purification function with the greening of coastal zones, so that the diversity of landscape is enriched and the overall landscape effect is improved.

The invention relates to a stichopus japonicus powder feed and a processing method thereof and belongs to the technical field of feeds and processing methods thereof. The stichopus japonicus powder feed is characterized by comprising the following ingredients by weight percent: 30-50% of degummed kelp dry powder, 10-20% of sargassum thunbergii dry powder, 15-25% of gulfweed dry powder, 8-13% of perforated sea lettuce dry powder, 5-12% of fish powder, 4-8% of yeast powder and 1-3% of complex vitamin. The processing flow comprises the following steps: collecting raw materials, degumming kelp, drying the raw materials, mixing the raw materials, performing coarse crushing, mixing with the fish powder and stirring, performing superfine crushing and packaging. Nutritional ingredients in the stichopus japonicus powder feed are good in stability, the growth speed and cultivation survival rate of stichopus japonicus can be effectively improved, the growth speed obtained by adopting the stichopus japonicus powder feed is faster than that obtained by adopting other types of the feed by 1.5-2.0 times, the survival rate is high, the weight-increasing rate is fast, and the production efficiencyof cultivation of the stichopus japonicus is greatly improved. Simultaneously, the pollution on a cultivation water body is reduced, and the growth speed of the stichopus japonicus is improved.

The invention discloses a method for preparing an absorbing material by using lakebed sludge. According to the method, the absorbing material can be prepared by the following steps of adding bagasse and red soil into solid waste of the lakebed sludge and coal ash which serve as raw materials, and then drying, screening, carbonizing, calcining and drying. The method is simple, easy to operate and wide in application rang. Laboratory tests prove that the absorbing material can remove heavy metal in a water body effectively and can adsorb common dyes well.

The invention relates to a soilless culture method for feather cockscombs. The method comprises the following steps: (1) soaking feather cockscomb seeds at 20-35 DEG C for 4-12 hours; taking out and sprouting the feather cockscomb seeds at 25-35 DEG C in dark; (2) placing the sprouted feather cockscomb seeds on a substrate for seedling; transplanting feather cockscomb seedlings to a substrate or an aquaculture container for soilless culture after two true leaves grow on each feather cockscomb seedling; and (3) adding nutrient fluid to the substrate or the aquaculture container for soilless culture under a culture temperature of 25-35 DEG C, illumination intensity of 1000-7500 lux, illumination time of 6-12 hours and culture period of 20-35 days so that the feather cockscombs without more than 10 leaves grow. The method does not confined by seasons, avoids the pollution of water bodies and air, plant diseases and insect pests, weed harm, and the like, and can manually and annually produce good-quality feather cockscombs by the soilless culture, thereby providing a new path with fast effect, low cost, no pollution and good quality for effectively developing and utilizing the feathercockscombs.

The invention discloses a fishery breeding system based on agricultural machinery. The fishery breeding system comprises a fishpond, a feeding device, a catching device, a recognition device, a cleaning device, a positioning device, an anti-theft device and a central processing device; the fishpond is used for breeding fishes; the feeding device is used for scattering feed into the fishpond, recovering algae and processing the algae; the catching device is used for catching the bred fishes; the recognition device is used for recognizing water quality, water temperature, oxygen content and water body height in the fishpond; the cleaning device is used for cleaning garbage and withered branches in the fishpond and purifying the water quality; the positioning device is used for determining the positions of the devices and providing ship route planning; the anti-theft device is used for preventing the bred fishes from being stolen; and the central processing device is connected with the devices and controlls the operation of the devices through comprehensively processing the information transmitted by the devices. The fishery breeding system provided by the invention can be used to effectively improve the fish breeding environment and increase the yield and the quality of the fishes.

The invention provides a living aquatic product transport case, and belongs to the field of aquaculture. According to the technical scheme, the case includes an outer case body, an inner case body isarranged in the outer case body, the top of the outer case body is provided with a case cover, a shockproof plate is arranged in the outer case body, a number of dampers are arranged between the shockproof bottom plate and the bottom surface of the outer case body, the inner case body is arranged on the shockproof plate, and a lifting mechanism is arranged in the inner case body. The transport case has the advantages that through the arrangement of the dampers, vibration of the transport case in the course of transportation is reduced, the situations that aquatic products are collided and scales fall off due to a bumpy road are reduced, impurities in water can be removed in time, water in the transport case can flow in cycle, the dissolved oxygen content of water in the transport case is ensured, the freshness of aquatic products is greatly improved, and the transport case is suitable for long distance transportation of the aquatic products.

The invention relates to a water purification system for aquiculture and relates to the technical field of water treatment and purification. According to the water purification system for aquiculture, a culture pond, a water pump, a filter device, a precision filter and an ultraviolet (UV) sterilization device form a circulation loop through a pipeline, wherein the filter device consists of a cylindrical settling tank of which the bottom has a shape of an elliptical head and a plurality of filter tanks, which are arranged adjacent to each other in turn, a water body flow direction is formed, and filter cotton is arranged between the settling tank and the filter tanks; the UV sterilization device comprises two annular pipelines and a plurality of circular tubes which are arranged between the two annular pipelines; two ends of the circular tubes are communicated with the annular pipelines through pipelines; UV sterilization lamp tubes and protective tubes are arranged in the circular tubes; the UV sterilization lamp tubes are arranged in the protective tubes; and two ends of the UV sterilization lamp tubes and the protective tubes are fixed through end covers. The water purification system for aquiculture has a wide application range, and large-particle substances, bacteria, excrement and other dirt in the water are effectively settled and filtered; and moreover, physical and chemical conditions for aquatic water are stable, and the efficiency for water treatment is high.

The invention provides a method of preparing an Al<3+>-chitosan-fly ash ternary composite flocculant by one step. In particular, the method includes following steps: (1) extracting the Al<3+> from fly ash with acid and dissolving chitosan with the acid extract; and (2) performing a complexing reaction to combine the Al<3+>, the chitosan and gray substance of the fly ash to form the Al<3+>-chitosan-fly ash ternary composite flocculant, which is used for alga and turbidity removal of a eutrophic water body. The method is simple in steps and is free of large amounts of chemical reagents. In addition, the composite flocculant is integrated with electro-neutralization of the Al<3+> to the particles, an adsorption bridging function of the chitosan, and the effects of increasing the density of flocculated matters and accelerating deposition, so that the ternary composite flocculant is suitable for alga or turbidity removal of various eutrophic water bodies.

The invention discloses a traditional Chinese medicine composition for treating the liver and gall syndrome of a turtle. The traditional Chinese medicine composition is characterized by consisting of the following raw materials: 50-150 g of Chinese rhubarb, 50-150 g of forsythia suspensa, 30-70 g of Chinese thorowax, 100-200 g of tarragon, and 50-150g of radix isatidis. The medicines are decocted to obtain medicine juice which is soaked and mixed with 10 kg of baits so as to be fed. The traditional Chinese medicine composition disclosed by the invention is simple in a use method, the raw materials of the medicine are easy to purchase, and the traditional Chinese medicine composition has a good effect of treating the liver and gall syndrome of the turtle; the traditional Chinese medicine composition does not influence the growing environment of the turtle in a water body, so that the traditional Chinese medicine composition is worth of popularization and use.

The invention discloses an improved coconut shell and a method thereby for reducing vanadium in a water body, and belongs to the field of metallurgy. The invention aims to solve the technical problemthat the improved coconut shell and the method thereof for reducing the vanadium in the water body are provided. The modified coconut shell is prepared in the following steps: the coconut shell is washed, dried and smashed to obtain a powdery material; the powdery material is mixed with a citric acid solution and absolute ethyl alcohol and is subjected to oscillation and suction filtration to obtain a filter cake; the filter cake is washed and dried to obtain the modified coconut shell. The method for reducing the vanadium in the water body by the above coconut shell comprises the following steps: mixing the modified coconut shell and vanadium containing wastewater; carrying out oscillation and suction filtration to obtain purified solution. According to the method, the improved coconut shell is used for reducing the vanadium in the water body, wastes are reused, the vanadium in wastewater can be effectively recovered and utilized, the influence of the vanadium on environment is lightened, and the method has an obvious social benefit.

The invention provides a preparation method for an engineering strain of Escherichia coli used for detecting the heavy metal copper and establishment of a method for detecting copper in a water body by using the engineering strain of Escherichia coli. The engineering strain provided by the invention has the technical characteristics of specificity, sensitivity, rapidness, cheap price, stability and capacity of quantitative determination of the concentration and bio-availability of copper in a water body. The engineering strain has a wide detection linear range and high sensitivity in detection of copper ions, wherein the detection linear range is 0.39 to 94 [mu]M and lowest detection limit is 0.25 [mu]M; the engineering strain is applicable to both quantitative determination of copper in water bodies like various sewage, domestic drinking water, acidic mine wastewater and electroplating wastewater and to assessment of biotoxicity of treated or restored copper-contaminated water bodies; so the engineering strain and physical and chemical analytical methods like atomic absorption spectrometry can realize complementary analysis of bio-availability and total amount of copper in water bodies, thereby providing bases for objective evaluation of the biotoxicity of the heavy metal copper.

The invention discloses a composition for preventing and treating gill rot, enteritis and red skin disease of grass carps, and relates to the technical field of aquaculture. The composition is prepared from the following raw material medicines in parts by weight: 10 parts of rheum rhabarbarum, 10 parts of parslane herb, 10 parts of amur corktree bark, 10 parts of baikal skullcap root, 12 parts of toad venom, 8 parts of honeysuckle flower, 8 parts of fresh ginger and 15 parts of liquorice root; and the composition is prepared by grinding the raw material medicines into powder and mixing. The composition disclosed by the invention has the beneficial effects that the composition has significant effects on prevention and treatment of bacterial 'three old diseases' such as gill-rot, enteritis and red skin disease of the grass carps, is simple in use method, is convenient to administrate medicines into ponds, and is high in cure rate and rapid in recovery; pathogenic bacteria cannot have medicine resistance to the composition, and the environmental pollution cannot be caused to an aquaculture water body; and the composition is cheap in medicine and low in treatment cost.

The invention discloses a treatment method of a contaminated water body by promoting degrading bacteria to be fixedly planted at a biological film. The method comprises the following steps of: screening bridging bacteria and degrading bacteria with wide conglutination capability, and respectively collecting bacteria bodies; preparing bacterium suspension in which OD660=1 by a liquid which contains CaCl2.2H2O and MgSO4.7H2O and is used for promoting the conglutination; and adding the mixed bacterium suspension of the bridging bacteria and the degrading bacteria into a biofilm process waste water treatment pond containing toxic and difficult-degradable organic matters, or a water area polluted by the toxic and difficult-degradable organic matters. Aiming at the phenomenon that the waster water or the contaminated water body normally contains various difficult-degradable organic matters, the bacteria which are wide in conglutination capability are adopted to be mixed with various high-efficiency degrading bacteria, so that the conglutination function among various functional bacteria can be further enhanced due to the improvement of a bacteria cultivating condition or a conglutination condition, various degrading bacteria can be promoted to be immobilized at the biological film, the loss of the degrading bacteria can be reduced, the stability can be remained, and the treatment effect of the contaminated water body can be effectively improved.

A normal pressure vertical superconductor quick heating boiler is a boiler for central heating to family, enterprises and institutions, and urban resident districts. The boiler includes a double wall vertical boiler body, a firegrate is disposed in the hearth, a tap slag chamber is disposed under the firegrate, a main burning chamber is disposed on the firegrate, The top of the main burning chamber is disposed with fire gathering pipe group, the top of the fire gathering pipe group is disposed with four quick heating water containers, the backfire wall of the quick heating water container is disposed with superconductor pipe group. The superconductor in the superconductor pipe is affected by the high temperature air flow and quickly changes to high temperature gaseity, and feeds the heat quickly to water container to heat the water to high temperature. The boiler heats by grades and sections, and has high heat exchange efficiency. It is proved by test that the boiler of the present invention has a water output temperature of more than 90 DEG and heat efficiency improved more than 50% compared with the same products.

The invention discloses a microbial water purifier for aquaculture water bodies, wherein the microbial water purifiers for aquaculture water bodies are activated bentonite particles immobilized with Bacillus subtilis coagulans. The present invention also provides a preparation method of the above-mentioned microbial water purifying agent for aquaculture water. The microbial water purifier for aquaculture water of the present invention adopts the bentonite as the immobilization carrier, takes the coagulated Bacillus subtilis as the immobilization object, and increases the value of the immobilized bacteria through the co-cultivation, the amount of immobilized bacteria is large, and the enrichment efficiency is high; all the materials used are non-toxic It is harmless, has no secondary pollution, has low cost, is convenient for transportation and storage, and can realize large-scale production.

The invention relates to a hydraulic geotextile bag dewatering box. A water seepage tank is formed among platform brackets or separator plates arranged on the bottom layer of the dewatering box; a dewatering bag is flat laid on the platform brackets or the separator plates; a hydraulic bag is flat laid on the dewatering bag; a mud injection opening is formed in the dewatering bag; a water inlet is formed in the hydraulic bag; a water outlet is formed in the water seepage tank; the water inlet of the hydraulic bag is connected with the water outlet of the water seepage tank through a pipe and a water pump. The dewatering box can complete the dewatering process on the water desilting site, and can effectively solve the transport and subsequent disposal problems caused by high moisture content of sludge. According to the invention, the dewatering effect of the geotextile bag is strengthened by using the dewatering box body and the hydraulic function, and the equipment structure and dewatering process are described; the method and equipment can effectively improve the dewatering efficiency of the geotextile bag, reduce the operation time, effectively improve the quality of separated water, and reduce the secondary pollution; the equipment can also be used for dewatering sewage sludge, building mud, bean dregs and other materials.

The invention discloses a sludge-containing wastewater treatment method which comprises the following steps: (1) firstly removing large suspended solids in wastewater; (2) lifting the wastewater into an aerated grit chamber, and removing sand, coal cinder and other particles with high specific gravity in the sewage; (3) enabling the sewage to enter a circular primary sedimentation tank to be pre-treated, and removing fine suspended organic matters; (4) enabling the water to enter an aeration tank, enabling the water to enter a circular secondary sedimentation tank to perform mud-water separation, returning partial activated sludge to the aeration tank, disinfecting the effluent in a chlorination contact tank, and discharging the water into a water body through a Parshall flume; (5) mixing the sludge in the primary sedimentation tank, the aeration tank and the secondary sedimentation tank, and enabling the sludge to enter a sludge thickener; and (6) returning the supernatant in the sludge thickener to the primary sedimentation tank to be treated again, treating the sludge containing organic matters by a sludge digestion tank, dewatering the digested sludge by a belt filter press, airing the sludge, and outward transporting the sludge. The treatment method disclosed by the invention has the beneficial effects that the sludge separation rate reaches 80% or higher, and the wastewater emission is higher than the emission standard.

The invention provides a water-permeable soil-conservation revetment brick which is used for preventing water and soil loss of a riverway or a road slope. The water-permeable soil-conservation revetment brick mainly comprises a brick body, mortises, tenons, water-permeable holes, a beam and cavities. The brick body is of a hollow structure. The mortises are formed in a group of adjacent side faces of the brick body, and the tenons are arranged on the other group of adjacent side faces of the brick body. The water-permeable holes are formed in the brick body. The beam is arranged in the center of the brick body. The cavities are formed in the two sides of the beam located in the brick body. The water-permeable holes guarantee substance exchange between soil and water and effectively prevent soil loss behind the brick body. Herbaceous plants are planted in the water-permeable holes, greening and slope protection are achieved, the effect of purifying water is achieved, and an ecological environmental protection function is achieved. The water-permeable soil-conservation revetment brick has the remarkable characteristics that the brick body is easy to manufacture, convenient and safe to install, ecological, environmentally friendly, low in manufacturing cost and the like, and the brick can be widely applied and popularized.

The invention discloses an indoor ecological breeding frame, comprising four upright posts and cross bars of the ecological breeding frame. Flippers are fixedly mounted at the lower ends of the upright posts; the cross bars are fixedly connected to the upright posts end to end; three layers of cross bars are arranged on the upright posts, each layer of the cross bars is provided with artificial turf, particularly, bottom artificial turf, middle artificial turf and top artificial turf are laid on the upper, middle and lower layers respectively. The invention further discloses a method for breeding crayfishes by utilizing the indoor ecological breeding frame. According to the characteristics that crayfishes are good at crawling rather than swimming, the indoor water is divided into multiplelayers, so that activity space for crayfishes is expanded, interruption to crayfishes in fighting and unshelling stages is reduced, the survival rate, the utilization rate of the water body and the yield per unit area are all increased.

The invention discloses a method for making an inorganic polymer water purifying agent. The raw materials include pyrite slag, diatomaceous earth, sulfuric acid, hydrochloric acid, oxidizing agent and catalyst. The invention realizes the effective utilization of pyrite slag , turn waste into wealth, solve the problem that pyrite slag is difficult to deal with, and when the water purifying agent is used for water purification, the alum flowers formed during the coagulation process are large, the sedimentation is fast, the sludge dewatering performance is good, and there is no secondary Pollution, has a good purification effect.

The invention belongs to the field of drug preparations and in particular relates to a povidone-iodine solution as well as a preparation method and an application thereof. The povidone-iodine solution disclosed by the invention is coated with chitosan and lambda-carrageenan outside povidone-iodine, can stably exist in a water body, has long acting time and has low requirements on conditions such as the pH value of the water body; the povidone-iodine solution is capable of slowly releasing molecular iodine so as to achieve a long-acting antibacterial effect; the method for preparing the povidone-iodine solution in the invention is simple, easy to operate and applicable to industrial production; and the povidone-iodine solution can be used for aquaculture and has high aquatic product survival rate.