152results about How to "To achieve the treatment effect" patented technology

The invention relates to a post-processing method for removing ring artifacts in a CT (computed tomography) image, and the post-processing method comprises the following steps: converting the CT image with ring artifacts from a rectangular coordinate image to a polar coordinate image; extracting the ring image in polar coordinates with a comb filter in a polar coordinate image domain; converting the ring image extracted out of the polar coordinates to a ring image in rectangular coordinates; and subtracting the ring image in the rectangular coordinates from the original CT image with the ringartifacts to obtain a ring-free image. Through frequency domain comb filtering technology, the post-processing method provided by the invention subtracts the corresponding ring artifact image from the original image, without reduction of image resolution and change of quality of the original image. The post-processing method achieves the processing effect, and meanwhile the speed meets product requirements and has space for further optimization, so that the post-processing method is fully suitable for a CT machine with higher requirements for the reconstruction speed.

The invention relates to a method for treating fluorine-containing and ammonia nitrogen-containing waste water in electronic industry. The method comprises an ammonia nitrogen removal procedure and a fluorine removal procedure, wherein the ammonia nitrogen removal procedure is as follows: Cl2 is added into waste water, wherein 7.6-8.0mg of Cl2 is added into every one liter of waste water containing 1mg of ammonia nitrogen, and the Cl2 is added in two batches; the addition amount for the first batch is 65-75%, and the addition amount for the second batch is the rest; after the first batch of Cl2 is added, alkali equivalent to the added Cl2 for the first batch is added to neutralize hydrochloric acid produced by the reaction of the Cl2 and ammonia nitrogen, and then, the second batch of Cl2 is added; and the fluorine removal procedure combines chemical reaction precipitation and coagulative precipitation separation. By firstly removing ammonia nitrogen and then removing fluorine, the invention achieves the advantages of stable and favorable treatment effect, high efficiency and high speed. The fluorine ion content and ammonia nitrogen content in the waste water treated by the invention are effectively reduced, and the waste water can be discharged or be subjected to further reclamation treatment to be reclaimed according to different environmental protection requirements.

The invention discloses an industrial sewage treatment device. The device comprises a fixing base, wherein a rotary plate is connected with the left side of a movable shaft; a roll ball is movably clamped at the bottom of an inner cavity of a clamping groove; a connection rod is connected with the right side of the roll ball; the right side of the connection rod penetrates through a through groove to be connected with a filter plate; an oblique plate is connected with the left side of a stop block; a toothed rail is connected with the right side of an adjustment plate; a transmission gear is meshed with the top of the right side of the toothed rail; an outlet of a water pump is communicated with a bend; a spraying pipe is connected with the right side of the top of the inner wall of a second treatment barrel; a push block is movably clamped in an inner cavity of a feeding pipe; a stirring rod is connected with the bottom of an inner cavity of the second treatment barrel in a penetrating manner. The industrial sewage treatment device has the advantages that dirt left after sewage treatment can be cleared conveniently, and the addition quantity of chemical substances can be controlled conveniently, and the problems that dirt left after sewage treatment is inconvenient to clear, the addition quantity of chemical substances is inconvenient to control, and the practicability of the sewage treatment device is reduced are solved.

The invention aims to solve the problems in the prior art that the river slit is usually dredged by the cutter-suction process, which results in that the initial water content of the soil body is extremely high and generally 2 to 10 times the liquid limit; in the commonly-used solidification process, only quicklime and cement are added to the silt, which results in that the strength of the solidified soil can not meet the design requirements or the addition amount is very large and the manufacturing cost is high. In order to solve the problems, the invention provides a composite additive which is the mixture of dredged silt with high water content, cement, quicklime and sodium polyacrylate. The composite additive can achieve the purpose of rapid solidification of the dredged silt with high water content, and can greatly improve the strength of the soil body. The composite additive comprises the following ingredients in percentage of the total weight of the solidified silt: 3 to 7 percent of cement, 7 to 15 percent of quicklime and 0.05 to 0.1 percent of sodium polyacrylate.

The invention relates to the technical field of sewage treatment and in particular relates to domestic sewage treatment equipment. The domestic sewage treatment equipment comprises a treatment box, wherein the treatment box is internally separated into a treatment cavity and a sedimentation cavity; the treatment cavity is internally provided with a stirring and crushing device, a coarse filtrationscreen and a heating device; a fine filtration screen in the sedimentation cavity is used for filtering again. The domestic sewage treatment equipment has a compact structure; sewage is sufficientlystirred and crushed through multilayered sewage treatment and certain relatively large sewage impurities are treated; the sewage is subjected to certain disinfection treatment through a heating treatment method, so that a relatively good sewage treatment effect is realized.

The invention discloses a processing method for a masonry wall crack. The processing method comprises the steps that plaster layers on the two sides of the masonry wall crack are shoveled away along the masonry wall crack until a masonry wall is exposed; a plurality of V-shaped grooves are cut along the masonry wall crack, the V-shaped grooves are perpendicular to the crack, and positioning holesare drilled at the two ends of each V-shaped groove, so that U-shaped tie bars are inserted into the positioning holes; cement paste is poured into the positioning holes at the two ends of each V-shaped groove, the bending parts on the two sides of each U-shaped tie bar are inserted into the corresponding positioning holes on the two sides of the crack, so that anchoring is formed between the parts, inserted into the holes, of the U-shaped tie bars and the cement paste, the U-shaped tie bar bodies are buried into the V-shaped grooves, the crack is mended with mortar in a embedded mode, the V-shaped grooves are covered with the mortar, and primary trowelling is conducted; hardware cloth is laid along the crack range, so that the whole masonry wall crack is covered, and after leveling is conducted with cement plaster, mending parts are trowelled with latex putty till to be as level as an original wall surface. According to the processing method for the masonry wall crack, it is achievedthat the crack is mended, and the development of the crack is suppressed to some extent.

The embodiment of the invention discloses an image processing terminal and an image processing method, belonging to the technical field of image processing. The image processing terminal comprises a camera device, a main controller, a display screen and an external image processor, wherein the camera device is used to acquire a target image; the main controller is provided with a first input interface and a first output interface, and the first input interface receives the target image from the camera device; the display screen is connected to the first output interface, and the display screendisplays a preview image output by the first output interface; and the external image processor processes the target image and transmits the processed target image to the main controller. Through thescheme of the application, the efficiency of image processing can be improved.

The invention relates to a system and a method for making hydrogen through ammonia electrolysis and applying the hydrogen to coal liquefaction. The system comprises an electrolyte supplying system, anelectrolysis bath and a coal liquefaction system; the outlet of the electrolyte supplying system is connected with the electrolyte inlet of the electrolysis bath; the cathode hydrogen outlet of the electrolysis bath is connected with the inlet of the coal liquefaction system; the conventional alkali electrolysis bath is utilized; the high-purity hydrogen is obtained through ammonia electrolysis and is supplied to the coal liquefaction system; hydro-liquefaction reaction is performed, so that clean utilization of coal resources is promoted; by adopting the method and the system, energy consumption of electrolytic hydrogen production can be lowered; cost of electrolytic hydrogen production is lowered, and promotion of a green and harmless electrolytic hydrogen production mode is facilitated; ammonia in waste water can be removed with the electrolysis method, so that coupling of waste water treatment and high-efficient electrolytic hydrogen production is realized; the hydrogen made through electrolysis is further applied to the process of coal liquefaction, so that clean and high-efficient utilization of the coal resources is promoted; and the method and the system are of high environment-protection significance and comprehensive benefits.

The invention provides a modular system of a rainwater organism retention facility which can be installed quickly. The system includes a modular pool body, and a filler unit is arranged in the modularpool body. The modular pool body comprises two lateral modules and multiple middle modules connected to the lateral modules, wherein each lateral module is of a semi-frame structure, the top surfaceof each lateral module is opened, the surface, adjacent to the middle modules, of each lateral module is opened, and the other surfaces of each lateral module are connected with one another; the top surface of each middle module is opened, the two surfaces, connected to corresponding adjacent modules, of each middle module are opened, and the other surfaces of each middle module are connected withone another. The filler unit is made into a prefabricated medium filler structure according to a corresponding size of the pool body and characterized in that the size of the single size is small, installation is easy and convenient, and assembly-type construction can be achieved. A traditional on-site pool construction and medium loading process is changed into a mode of carrying out prefabricated production in a factory and fast installation on site. Not only is the manpower cost saved, but also the time cost is saved, and an expectant disposal effect on rainwater pollutants can be achieved, so that the modular system is a novel environment-friendly facility product for a sponge city.

The invention aims at providing a crude oil shipping oil and gas recycling method which is applicable to crude oil shipping oil and gas recycling of large-size port wharfs so as to effectively treat environmental pollution caused by oil and gas emission of cabins during shipping to realize zero emission in wharf work, and is used for recycling and reutilizing original exhausted oil and gas to generate certain economic benefits. The crude oil shipping oil and gas recycling method comprises the following steps: connecting a gas conveying arm or a gas conveying hose of a ship and bank abutting joint system to a special oil and gas connector of an oil tanker, so as to lead out oil-and-gas-containing gas in the cabin of the oil tanker, wherein led-out oil and gas pass through an online monitoring system while being conveyed to an oil and gas recycling device; carrying out condensate removing treatment on the led-out oil-and-gas-containing gas in the cabin; and introducing the led-out oil-and-gas-containing gas to a desulfurization active carbon tank filled with desulfurization active carbon and carrying out desulfurization treatment on the oil and gas by virtue of the desulfurization active carbon.

The invention discloses an efficient heavy metal wastewater flocculating agent based on plant extracts and a preparation method thereof. The efficient heavy metal wastewater flocculating agent is prepared from the following raw materials in parts by weight: 2 to 5 parts of purslane extract, 1 to 4 parts of dandelion extract, 2 to 8 parts of dry lotus leaves, 5 to 10 parts of wheat straw, 10 to 15 parts of Selaginella tamariscina leaves, 1 to 4 parts of reed straw, 3 to 9 parts of hydroxyapatite, 2 to 6 parts of phosphate ore, 5 to 8 parts of oyster shell powder, 2 to 9 parts of trass volcanic ash, 7 to 10 parts of polylactic acid fiber, 5 to 12 parts of hydroxy acrylic resin, 5 to 9 parts of fatty alcohol-polyoxyethylene ether, 6 to 9 parts of Arabic gum, 3 to 9 parts of nano calcium sulfate, 5 to 10 parts of sodium diethylhexyl sulfosuccinate, 1 to 2 parts of sulfur, 1 to 4 parts of acraldehyde, 2 to 7 parts of magnesium silicate, 3 to 6 parts of gallotannic acid, 4 to 8 parts of a heat stabilizer, 2 to 5 parts of a coupling agent and 1 to 3 parts of a coagulant aid. The prepared wastewater flocculating agent is safe, stable and high in flocculation ability, metal ions can be effectively chelated, and the effect of wastewater treatment is reached. Simultaneously, the invention also discloses a corresponding preparation method.

The embodiment of the invention provides a photographing method and a mobile terminal, and relates to the communication technology field. The objective of the invention is to solve the problem of inconvenient operation caused by the selection of an image processing effect during photographing by a user. The photographing method comprises: acquiring a preview image displayed on a photographing preview interface in a photographing preview mode; detecting a gesture of the preview image; and if a gesture of a preset feature is detected, determining image processing parameters according to the detected gesture; and performing image processing according to the image processing parameters. The photographing method in the embodiment of the present invention is applied to a mobile terminal.

The invention discloses a preparation method of a graphene oxide modified triptycenyl polyamide separation membrane. The method comprises the following steps: carrying out polymerization reaction in an organic solvent in the presence of an acid-binding agent by using a triptycenyl compound containing an active group, a diacyl chloride compound and a graphene oxide compound as monomers; pouring a polymer solution obtained by the reaction into deionized water for precipitation, filtering out precipitates, respectively washing the precipitates with methanol and deionized water, and performing drying to obtain a graphene oxide modified triptycenyl polymer; dissolving the graphene oxide modified triptycenyl polymer in an organic solvent to prepare a membrane casting solution, coating a supportbody with the membrane casting solution, and performing drying to obtain the graphene oxide modified triptycenyl polyamide separation membrane. The triptycenyl polyamide separation membrane solves theproblem of close packing of macromolecules of a net structure, and breaks through the limitation of small flux of a traditional triptycenyl polyamide separation membrane.

The invention relates to a method for reclaiming fluorine-containing and ammonia nitrogen-containing waste water in electronic industry. In the method, waste water passes through a three-in-one integral device formed by the sequential series connection of a waste water treatment plant treating process, a water works treating process and a pure water treatment plant treating process to obtain reclaimed water. The device for implementing the waste water treatment plant treating process comprises a conditioning tank, a reaction tank and a clarifying tank; the device for implementing the water works treating process comprises a quartz sand filter tank, an ozone contact tank and an activated carbon filter tank; and the device for implementing the pure water treatment plant treating process comprises an ultrafiltration membrane device and a cleaning-resistant reverse osmosis membrane device, and thick water produced by the cleaning-resistant reverse osmosis membrane device can be reclaimed or not to obtain the reclaimed water according to the reclamation rate requirement and environmental impact assessment requirement of a reclamation customer. The reclaimed water treated by the invention has stable and favorable quality, meets and surpasses the leading indicators of GB5749-2006 Standards for Drinking Water Quality issued by China, and can be used as primary pure water for industrial production.

The present invention belongs to the field of new material technology, and aims at raising the quality of newly brewed white spirit. The new nanometer material is prepared with nanometer level zinc oxide, magnesium oxide, silicon oxide and titanium oxide in certain proportion, and through mixing, mixing with polypropylene of certain amount, high temperature activation and pressing to form. It is used in white spirit to eliminate turbid matter, eliminate new spirit smell and raise the quality of newly brewed white spirit.

The invention relates to a vortex dual-curtain water screen water curtain cabinet. The vortex dual-curtain water screen water curtain cabinet is characterized in that air inlets are formed in the left side of the bottom part of the water curtain cabinet, a water accumulation tank is arranged at the right side, and a vortex plate is arranged above the right part of the water accumulation tank; a water feeding tank is arranged above the vortex plate, and exhaust passages are respectively formed in the right side surface and the upper surface of the water feeding tank; a flow guiding plate is arranged on the outer side surface of an overflow opening in the left side surface of the water feeding tank, and the upper end of a water screen plate is fixedly arranged on the back surface of the bottom part of the water feeding tank; the right end of a water accumulation plate arranged above the air inlets stretches to a position above the water feeding tank; a water inlet of a water pump is arranged in the water accumulation tank through a water supply pipeline, and a water outlet of the water pump is arranged in the water feeding tank through a water supply pipeline; water-gas separating plates are respectively arranged between the right upper corner of the water feeding tank and the right upper corner of an inner cavity of the water curtain cabinet and on the top part of the inner cavity of the water curtain cabinet; an air drafting cabinet is arranged at the top part of the water curtain cabinet, and an air inlet of an exhaust fan is communicated with the inner cavity in the left side of the water curtain cabinet. According to the vortex dual-curtain water screen water curtain cabinet disclosed by the invention, the using amount of consumed materials is less, the running cost is reduced, frequent replacement is not needed, the labor intensity of people is relieved, and energy saving and environment protection are realized.

The invention discloses a method for treating rural domestic sewage by utilizing water supply sludge, and belongs to the technical field of sewage treatment. A concentration curing additive is added into the water supply sludge, and the water supply sludge is put into a diaphragm filter press for filter pressing to increase mechanical strength of the water supply sludge, so that prepared water supply sludge powder particles are high in particle strength and are not easily dispersed in water, and the treatment time of the water supply sludge particles on sewage is increased. Plasma sputtering pore forming are carried out on the water supply sludge in a production process of the water supply sludge, and porosity of the water supply sludge powder is increased, so that adsorption force of thewater supply sludge powder is improved. Primary sterilization and secondary sterilization are carried out on treated water through a pulsed magnetic field sterilization device, so that the sewage sterilization time can be shortened, and secondary pollution is avoided. Anaerobic bacteria and facultative bacteria simultaneously act through anaerobic-aerobic alternate aeration treatment, and a plurality of nitrification and denitrification processes are achieved in an aeration tank, so that ammonia nitrogen removal capability is enhanced.

The invention discloses an interface treatment method for the horizontal construction seam of concrete. According to the method, a concrete retarder is used for interface treatment of the horizontal construction seam. The method comprises the steps that (1) concrete is poured for the first time, and a horizontal construction seam natural forming interface is formed; (2) when the concrete which is poured for the first time achieves initial set, the concrete retarder is sprayed on the horizontal construction seam natural forming interface of the concrete; (3) after the concrete retarder is sprayed for a certain period, the construction seam interface is flushed, a floating retarder layer on the interface is removed, a coarse aggregate at the interface is made to be exposed, and an uneven interface treatment effect is achieved; (4) after the concrete which is poured for the first time reaches the specified curing time, the concrete is poured secondarily on the construction seam interface. Compared with the prior art, the interface treatment method for the horizontal construction seam of concrete has the advantages that the method is advanced, the treatment effect is good, operation is easy, the cost is low, and the applicable range is wide.

The invention discloses an air purifying equipment joint control atomization system. The system comprises purifying equipment arranged in an air duct of a central air conditioner. One end of the air duct is provided with an air inlet, and the other end of the air duct is provided with an air outlet. The system further comprises a central controller, a human-computer interaction panel, a sensor module, an induced draft fan arranged in the air duct, a water tank communicated with the air duct through a mist discharging pipe and an atomization device arranged in the water tank. All output ends of the sensor module are connected with corresponding input ends of the central controller respectively. The human-computer interaction panel and the central controller are in bidirectional connection. The output end of the central controller is connected with the controlled end of the induced draft fan and the controlled end of the atomization device. The sensor module is introduced to timely monitor and record field data in real time, the central controller jointly controls the atomization device and the induced draft fan according to the actual environment in a room, the water tank provided with the atomization device is arranged, and by adding a disinfectant or refreshing agent into the water tank, bacteria, odor and peculiar smells are eliminated while humidification is achieved.

The invention provides a purification method of a polluted lake water body, comprising the following steps: (1) detecting pollution indexes of a lake; (2) blending the varieties and the numbers of microbial agents; (3) throwing the obtained composite microbial agents into a water body according to 100ppm; (4) transferring, translating and degrading pollutants in the lake by the composite microbial agents; (5) detecting the pollution indexes of the lake; and (51) repeating the steps from (2) to (5) until the lake conforms to requirements. Each composite microbial agent comprises the components by weight percent: 30 to 50 bacillus subtilis, 30 to 40 nitrifying bacteria, 10 to 20 lactobacillus and 10 to 20 microzyme. The purification method of a polluted lake water body preliminarily reduces and enables the pollutants of the lake water body to be inorganic, achieves the effect of preliminary process of the lake and has simple operation and low cost.

The invention relates to a heat insulating sludge drying incineration device and a heat insulating sludge drying incineration method. The device consists of a conveyor, a lifting machine, a sludge incinerator, an active carbon jetting system, a flying ash recirculating system, a dust remover and a chimney, wherein the lifting machine is arranged at the discharging end of the conveyor; a sludge hopper is arranged on the lifting machine; the discharging end of the lifting machine is connected with a charging port of the sludge incinerator; the active carbon jetting system is used for jetting active carbon into the sludge incinerator; one end of the dust remover is connected with the sludge incinerator through a pipeline; the other end of the dust remover is connected with the chimney through the pipeline; and the flying ash recirculating system is respectively connected with the dust remover and the sludge incinerator. The device has the advantages of energy conservation, environment friendliness, low construction cost, stability in operation, reasonability in technological design, and low investment and operation cost; and moreover, the innocent treatment is realized.

The invention relates to a device and method for automatic wind-power sewage aeration, which comprise a wind blade, a transmission rod, an air compressor, a pipeline and aeration heads, the upper end of the transmission rod is connected with a rotary shaft of the wind blade, the lower end of the transmission rod is connected with the air compressor, the other end of the pipeline connected with the air outlet of the air compressor is provided with the aeration heads, and the aeration heads are uniformly placed into the bottom water body of a sewage tank. According to the sewage volume, the pipeline can be provided with a plurality of branches, and every branch is provided with one mircopore aeration head. When the wind blade rotates, the air enters the sewage in a micro-air bubble mode, and the dissolved oxygen density of the sewage is increased. The invention does not need to be provided with a wind-direction device and a speed limiter, has simple and reasonable structure, low manufacturing, installing and maintenance expenditure and high wind-power using rate, and effectively realizes aeration and increases the amount of the dissolved oxygen in the water body to reach the sewage processing effect. The method for aeration, which uses the wind power as power greatly reduces the energy consumption in the sewage processing process, and meets the national requirements of energy saving and discharge reduction.

The invention provides an environmental protection device for water surface moss treatment, and relates to the field of environment friendliness. The environmental protection device for water surfacemoss treatment comprises a supporting plate, a box body is welded to the upper surface of the supporting plate, supporting legs are welded to the inner wall of the box body, a motor is welded to the surfaces of the supporting legs, an output shaft of the motor is fixedly connected with a pushing rotating shaft through a coupler, a bearing is arranged on the surface of the box body, the surface ofthe pushing rotating shaft is sleeved with the inner ring of the bearing, the surface of the pushing rotating shaft is welded with a rotating plate, the surface of the rotating plate is provided witha moss gathering mechanism, a vortex generation rod is welded to the surface of the rotating plate, and a supporting column is welded to the surface of the supporting plate. The environmental protection device for water surface moss treatment promotes the water surface to generate the large vortex, through the large vortex, the moss can be gathered and drawn and collected together, on the place where the water source cannot flow, the moss on the water surface can be removed in a large-area manner, and the problems that at present, moss of a pond is quite troublesome in salvaging, the moss staying time is long, the water quality is easily affected, and the large adverse effect is generated on the environment can be solved.

The invention discloses a system for cooperatively treating kitchen garbage by utilizing a cement kiln. The system comprises a pre-treatment device, a deep treatment device, a biological treatment device and a cement kiln firing system, wherein the pre-treatment device comprises a plate feeding machine, a crusher and a roller sieve, which are connected in sequence; the deep treatment device comprises a photoelectric sorting machine and a biomass crushing separation machine; the system further comprises a plastic granulation machine and a cement raw material mill device; the biological treatment device comprises an anaerobic fermentation tank and a combined membrane system, which are connected in sequence; an output opening of the roller sieve is connected with the photoelectric sorting machine and the biomass crushing separation machine respectively; the biomass crushing separation machine is connected with the anaerobic fermentation tank, the cement raw material mill device and the photoelectric sorting machine at the same time; the output opening of the photoelectric sorting machine is connected with the plastic granulation machine and the cement kiln firing system respectively;the anaerobic fermentation tank and the combined membrane system of the biological treatment device are connected with the cement kiln firing system. The invention further discloses a treatment methodof the kitchen garbage treatment system.

The invention belongs to the technical field of computer data storage, and mainly solves the problems that when the data a source volume and a target volume in a continuous data protection system is inconsistent, the data of the source volume and the target volume is quickly synchronized, so that the data becomes consistent again, so as to prefect the data. The invention aims to solve problems that when the data of the source volume and the target volume is inconsistent or the data of the source volume is damaged after the system runs for a period of time, the data of the source volume and the target volume needs to be quickly synchronized so as to become consistent again, and the data of a source end and a target end is quickly compared. The synchronous data pre-fetching method for logical volume data is applicable to a logic volume level continuous data protection system, quickly searches inconsistent data blocks when the system needs synchronous data, and transmits the data blocks to the other end via a network. During the logic volume level data synchronization and recovery processes, the operation steps of the source volume end mainly comprise: (1) data pre-fetching; (2) eigenvalue calculation; (3) receiving of the eigenvalue of the end; and (4) different data transmission and the like.

The invention discloses a municipal wastewater treatment integrated process. The municipal wastewater treatment integrated process comprises the following steps: removing a floating objects and gravels in wastewater through a reinforcing pre-treating unit; performing phosphorus and nitrogen removal on the wastewater treated by the reinforcing pre-treating unit through an A-A-SDBR treating unit; performing deep denitrification on the wastewater treated by the A-A-SDBR treating unit through a DNAF reaction treating unit; performing efficient phosphorus removal and ozone catalytic oxidization onthe wastewater treated by thean DNAF reaction treating unit through a micro-flocculation phosphorous-removal-CAOT advanced oxidization unit; and disinfecting the wastewater treated by the micro-flocculation phosphorous-removal-CAOT advanced oxidization unit through a composite disinfecting unit. The municipal wastewater treatment integrated process can treat municipal wastewater to meet surface water IV-type water quality standards, and avoids water eutrophication, wherein total nitrogen content of outlet water is smaller than 1.5 mg / L, and total phosphorus content of the outlet water is smaller than 0.3 mg / L; and moreover, the treated wastewater can be recycled for industrial non-drinking water and landscape water which is not in contact with a human body, and the process not only reducespollution on environment, andbut also recycles the waster resource.

The invention belongs to sewage treatment technology and belongs to an improvement of flocculating agent compositions, and in particular relates to a high-synergistic non-co-soluble composite phosphorus removal flocculating agent and an application method thereof. The high-synergistic non-co-soluble composite phosphorus removal flocculating agent is prepared from 10 to 30 units of mass of polyaluminum sulfate, 20 to 40 units of mass of iron salt, 5 to 10 units of mass of copper sulfate, 5 to 10 units of mass of magnesium thiosulfate, and 2 to 10 units of mass of polyquaternium. A preparation method of the flocculating agent comprises the following steps: Step 1, adding water into a reaction kettle; Step 2, adding the iron salt into the water and stirring until the iron salt is completely dissolved; Step 3, adding aluminum sulfate, copper sulfate and magnesium thiosulfate into the aqueous solution in which the iron salt is dissolved and stirring until the three are completely dissolved;and Step 4, adding polyquaternium into the aqueous solution in which the iron salt, aluminum sulfate, copper sulfate and magnesium thiosulfate are dissolved, and stirring uniformly. By adding the high-synergistic non-co-soluble composite phosphorus removal flocculating agent, the total phosphorus content of sewage can be reduced to 0.5mg / L or below to reach the first-class A standard requirementfor sewage discharge, and the treatment effect is obviously better.

The invention relates to the field of sewage treatment, in particular to a system for sewage treatment, which comprises a supporting rod, a fixing structure, a floating structure, a fastening structure, a pneumatic structure and a discharging structure. The arrangement of the fixing structure can realize that the system can be quickly and firmly fixed in the middle of a narrow riverway; therefore,the situation that the system is washed away by river water can be avoided; the arrangement of the floating structure is matched, the sewage treatment powder can be stored; a sewage treatment agent can be put into a fixed area of a river; therefore, the sewage treatment condition can be achieved; the floating structure can also be changed according to a water level; by utilizing buoyancy of water, according to the floating structure, the position is automatically changed, so that sewage can be effectively prevented from entering the sewage treatment agent, the discharging structure is mountedin the floating structure, the discharging speed of the sewage treatment agent can be controlled by utilizing the flow velocity of water flow, the homogenization treatment of river sewage can be guaranteed, and the waste of the sewage treatment agent can be avoided.