225 results about "Oxidation pond" patented technology

The invention provides an environment-friendly fabric printing and dyeing wastewater treatment system and method, and belongs to the technical field of wastewater treatment. An environment-friendly fabric printing and dyeing wastewater treatment system at least comprises a water storage tank, two flocculation tanks, two sedimentation tanks, a transition tank, an oxidation tank, a secondary sedimentation tank, a BAF tank, a disinfection tank and a discharge tank which are connected in sequence, the two flocculation tanks are connected to the water storage tank at the same time, the two sedimentation tanks are connected to the two flocculation tanks in a one-to-one correspondence mode, and the two sedimentation tanks are connected to the BAF tank in a one-to-one correspondence mode. The two sedimentation tanks are connected to the transition tank at the same time; adding a flocculating agent and magnetic powder into the flocculation basin at the same time; each sedimentation tank is internally provided with a treatment mechanism for accelerating sedimentation of magnetic flocs and rapidly removing suspensions, each sedimentation tank is internally provided with a water outlet assembly capable of being adjusted in height, and the water storage area of the transition tank is lower than the water outlet assembly. The sewage treatment device has the advantage of improving the sewage treatment efficiency.

The invention relates to the technical field of electrocatalytic oxidation devices, and discloses an electroplating rinse sewage complex breaking electrocatalytic device based on titanium-based nano conductive ceramics, which comprises an oxidation pond and an acquisition module, the acquisition module acquires catalytic liquid information in real time, and the catalytic liquid information comprises components and state data of a catalytic liquid. And the catalysis module is responsible for treating a catalytic liquid and destroying a complex by utilizing an electro-catalysis reaction. The central control module analyzes complex components of a catalyst through a convolutional neural network (CNN) and a recurrent neural network (RNN), and dynamically adjusts electro-catalysis parameters on the basis of a fuzzy control algorithm in combination with historical data and real-time information so as to optimize the catalytic effect. And the early warning module monitors the changes of the catalytic liquid and the electro-catalysis parameters, judges whether early warning needs to be given out or not by comparing the changes with a preset threshold value, and takes corresponding measures according to the risk level. Through real-time data analysis and intelligent control, the accuracy and efficiency of the catalysis process are improved, and the safety and stability of the treatment process are ensured.

The invention relates to the field of sewage treatment, and discloses a sewage treatment method based on desulfurization and denitrification, which comprises the following steps: S1, magnetic flocculation-electro-catalysis pretreatment: adding a polyaluminum chloride-magnetic powder composite flocculant into sewage through a magnetic flocculation reactor to form a magnetic floc, removing suspended matters through a permanent magnetic separation device, and then entering an electro-catalysis oxidation pond, carrying out electrolysis by taking titanium-based lead dioxide as an anode and active carbon fiber as a cathode; and S2, performing synchronous desulfurization and denitrification on the three-dimensional electrode fluidized bed, feeding pretreated effluent into a three-dimensional electrode fluidized bed reactor, filling activated carbon particles as a third electrode, and adding a composite flora of thiobacillus and denitrifying bacteria. The efficient removal of sulfides, total nitrogen, total phosphorus and chemical oxygen demand in the sewage is realized through a multi-stage synergistic process of magnetic flocculation-electrocatalysis pretreatment, synchronous desulfurization and denitrification of a three-dimensional electrode fluidized bed, deep denitrification and dephosphorization of a denitrification filter tank and catalytic ozonation-membrane separation combined deep treatment.

The utility model discloses a high-salt organic wastewater ozone catalytic oxidation system, and particularly relates to the technical field of wastewater treatment.The high-salt organic wastewater ozone catalytic oxidation system comprises an ozone generator and an ozone oxidation pond assembled on one side of the ozone generator, an ozone concentration monitor is installed on one side of a rotor flow meter, and one side of the ozone concentration monitor is connected with a three-way pipe; an air pump is connected to the rear end of the three-way pipe, a filtering mechanism is mounted on one side of the three-way pipe, a first electromagnetic valve is mounted at the joint of the three-way pipe, the ozone concentration monitor and the filtering mechanism, and a first aeration pipe and a second aeration pipe which are staggered with each other are connected to one side of the air pump through shunt pipes respectively. According to the utility model, the first electromagnetic valve is mounted, so that gas conveyed by the gas pump can be controlled according to treatment requirements by controlling the first electromagnetic valve during use, and the aeration treatment effect is improved; wastewater at different positions in the ozone oxidation pond can be treated by utilizing the first aeration pipe and the second aeration pipe at different positions.

The present invention proposes a water treatment system that couples anoxic biofilters with artificial wetlands, belonging to the field of water treatment technology. The key technical points are: sewage is collected through a pipe network and flows into a water collection pool, and then enters a regulating / anoxic pool through a lift pump. The solid carbon source in the pool provides a carrier for microorganisms while achieving slow-release supplementation of the carbon source, thereby strengthening the denitrification reaction to remove total nitrogen. The system is then transported to a biofilter and a contact oxidation pool by a lift pump, and COD and ammonia nitrogen are removed through carbon oxidation and nitrification reactions. The effluent enters a high-efficiency clarifier, and after most of the total phosphorus and SS are removed through chemical phosphorus removal and coagulation and sedimentation, the overflow enters an artificial wetland, and is subjected to a comprehensive treatment of plant-microorganism-filler to deeply purify the pollutants and meet the discharge standards. Using the water treatment method of the present application, the effluent water quality can be improved to the Class B emission standard.

The embodiment of the invention discloses an aeration fan control method and device, electronic equipment and a storage medium. The method comprises the following steps: acquiring historical oxygen demand and historical ammonia nitrogen concentration of a contact oxidation pond in a sewage treatment system in a first time period; determining a target oxygen demand of the contact oxidation pond in a second time period based on the historical oxygen demand, the historical ammonia nitrogen concentration and an oxygen demand prediction model; based on the current ammonia nitrogen concentration, the current reaction temperature and the current oxygen mass transfer coefficient corresponding to the current collection moment in the second time period of the contact oxidation pond, determining the incidence relation between the fan frequency and the dissolved oxygen concentration corresponding to the current collection moment; and the current fan control strategy corresponding to the current acquisition moment is determined based on the association relationship between the fan frequency corresponding to the current acquisition moment and the dissolved oxygen concentration and the target oxygen demand, so that dynamic control of the aeration fan can be accurately and conveniently realized, the control accuracy of the dissolved oxygen concentration is improved, and the operation cost is saved.

The invention relates to an ecological balance water circulation system and a water quality monitoring method, and relates to the technical field of water resource treatment.The system comprises a pretreatment module, a biochemical treatment module, an advanced treatment module and a recycling module which are sequentially connected; the pretreatment module comprises a grating channel, a regulating tank and a sedimentation tank which are connected in sequence; the biochemical treatment module comprises a hydrolysis acidification tank, a biological contact oxidation tank and a sedimentation tank which are connected in sequence; the deep treatment module comprises a coagulative precipitation tank, a sand filter tank and an activated carbon adsorption tank which are connected in sequence; and the recycling module comprises a clean water tank and a recycling pipeline which are connected in sequence. The method comprises the following steps: S1, collecting a water sample; s2, pretreating a water sample; s3, water quality index detection; and S4, data analysis and processing. According to the invention, cyclic utilization of water resources can be realized, waste of the water resources is reduced, water quality can be monitored in real time, and safety of the water quality is ensured.

The utility model discloses a device for treating DDNP (dinitrodiazophenol) wastewater by a combined process. The device comprises a screening filter, a regulating tank, a sedimentation tank, an oxidation tank and an electrolytic tank, the screening filter is used for filtering the entering DDNP wastewater; the regulating tank is connected with the screening filter tank, and is used for regulating the pH of the DDNP wastewater subjected to filtration treatment to be acidic; the sedimentation tank is connected with the regulating tank, is used for carrying out sedimentation treatment on the DDNP subjected to acid regulation treatment and removing visible suspended matters in a water body, and comprises a sedimentation chamber, a dosing tank which is connected with the sedimentation chamber and is used for adding a water purifying agent into the sedimentation chamber, a filter screen arranged in the sedimentation chamber and a stirring part which is connected with the filter screen and extends downwards; the oxidation pond is connected with the settling chamber and is used for converting and decomposing part of soluble organic matters in the entering supernate into inorganic matters; the electrolytic tank is connected with the oxidation tank and is used for carrying out electrolytic reaction on the entering DDNP wastewater; through the composition of the limiting device, the DDNP wastewater is deeply treated, so that high-chroma and a large number of toxic organic matters in the DDNP wastewater can be deeply removed, and the effluent meeting the emission standard requirement is obtained.

The utility model discloses a jet flow gas distribution ozone oxidation device, which belongs to the field of sewage treatment and comprises an ozone supply unit, a water inlet unit, a primary jet flow oxidation unit, a secondary jet flow oxidation unit, a water outlet tank and a tail gas treatment device, the ozone supply unit comprises an ozone generator, an ozone flowmeter and a pressure control valve; the water inlet unit comprises a water inlet tank, a water inlet jet pump and a water inlet pump, the first-stage jet oxidation unit comprises a jet ozone feeder and a first-stage jet oxidation tank, a water inlet jet mixer and an ozone jet mixer are arranged in the first-stage jet oxidation tank, and the ozone jet mixer is connected with an outlet of the jet ozone feeder; and the second-stage jet flow oxidation unit comprises a vacuum induced draft fan, a second-stage jet flow oxidation pond, a jet flow oxidizer and a second-stage jet flow oxidation pump. According to the device, the ozone utilization rate of the system and the contact frequency of ozone and pollutants can be effectively improved through multiple times of jet flow gas distribution mixing, so that the energy consumption of the system is reduced, and the pollutant removal rate of the system is improved.

The invention provides a black membrane oxidation pond-MBR combined system and method suitable for winter and summer dual-mode treatment of pig manure water in a cold region, and aims to solve the problems of low treatment efficiency, poor seasonal adaptability and low resource utilization rate of the pig manure water in the cold region. The system comprises a pretreatment unit, a black membrane oxidation pond unit, an MBR treatment unit, a winter and summer mode switching unit and a tail water utilization / discharge unit, by optimizing a heat preservation structure and MBR process parameters of the black membrane oxidation pond, tail water can be used for farmland resource irrigation after reaching the standard in a summer mode, and pollutant removal is enhanced in a winter mode so as to meet the emission standard. The problems of low pig manure water treatment efficiency, high cost and poor seasonal adaptability in the cold region are solved, both resource recovery and environmental safety are considered, and technical support is provided for sustainable treatment of livestock and poultry breeding wastewater in the cold region. The invention belongs to the technical field of livestock and poultry breeding wastewater treatment.

The utility model discloses an oxidation ditch for sewage treatment, which relates to the field of sewage treatment and comprises an oxidation pond, a water pumping pipe and a water inlet pipe are respectively arranged on two sides of one end of the oxidation pond, mounting sleeves are fixed on two sides of one end of the oxidation pond and in the middle of one side of the oxidation pond, and the water pumping pipe and the water inlet pipe are connected with the mounting sleeves; a filter part is arranged in one side of one end of the oxidation pond, and a biological treatment assembly is arranged at the other end of the oxidation pond and is used for treating sewage in the oxidation pond; a sludge pumping assembly is arranged on one side of the filtering part, is arranged on one side of the oxidation pond and is used for pumping and treating sludge settled in the oxidation pond. According to the sewage treatment device, the filtering piece is arranged in the oxidation pond, and the coarse filtering plate on the filtering piece plays a role in preliminarily filtering sewage, so that large foreign matters in the sewage can be filtered out, and workers can intensively fish out the large foreign matters conveniently.

According to the advanced treatment process for the thiourea-containing wastewater, multi-stage pretreatment is performed through iron-carbon micro-electrolysis, three-dimensional electrochemical oxidation and ozone oxidation, so that long-chain organic matters are degraded, organic nitrogen is directly converted into nitrogen, and the biodegradability of the wastewater is improved; then adjusting the pH value, and sequentially carrying out biochemical treatment through an IC tower and a biological contact oxidation pond; and biochemical effluent is finally subjected to ozone contact oxidation to ensure that the standard is reached. According to the invention, iron-carbon micro-electrolysis, three-dimensional electrochemical oxidation and ozone oxidation are sequentially adopted to carry out multi-stage pretreatment on the wastewater, so that long-chain organic matters are efficiently degraded, organic nitrogen is directly converted into nitrogen, and the biodegradability of the wastewater is remarkably improved; then adjusting the pH value of the wastewater to be neutral, and sequentially introducing the wastewater into an IC tower and a biological contact oxidation pond to realize degradation of short-chain organic matters and efficient biological denitrification; and finally, residual refractory pollutants are further removed through ozone contact oxidation, so that stable and thorough purification of high-toxicity, high-ammonia-nitrogen and high-COD thiourea-containing wastewater is realized.

The invention discloses a treatment system for synergistically removing odor substances and a new pollutant PFAS in water and a treatment method thereof. The treatment system comprises a pre-oxidation unit, an algae removal, adsorption and clarification unit, a membrane separation and concentration unit and a destruction unit which are connected in sequence. The pre-oxidation unit is provided with an oxidation pond with a transverse reciprocating dynamic aeration assembly, so that the ozone mass transfer efficiency is improved. The algae removal, adsorption and clarification unit enables a suspended carbon mud bed to periodically expand and contract through a pulse generator so as to strengthen adsorption. The membrane separation and concentration unit adopts a modified polyether sulfone conical-end filtering membrane and is matched with an online cleaning mechanism, so that PFAS is efficiently intercepted, and secondary pollution is avoided. The destroying unit is used for carrying out synergetic high-temperature incineration on the membrane separation concentrated water and the waste carbon mud, and PFAS is thoroughly decomposed at the temperature higher than or equal to 900 DEG C; by optimizing ozone aeration, pulse adsorption, fluorine-free membrane separation and collaborative incineration, efficient collaborative removal of odor substances and new pollutant PFAS and harmless treatment of waste are achieved, the system integration degree is high, the treatment effect is good, and the risk of secondary pollution is avoided.

The utility model discloses an aeration system of a sewage oxidation pond, which belongs to the technical field of sewage treatment and comprises an oxidation pond body, a vertical mounting frame is fixedly mounted on the side wall of the oxidation pond body, a lifting driving component is mounted on the inner wall of the vertical mounting frame, and a lifting connecting plate is mounted on the lifting driving component. The lifting connecting plate is attached to the inner wall of the oxidation pond body and inserted into the oxidation pond body, a bearing block is fixedly installed at the bottom of the lifting connecting plate, an aeration frame is placed on the bearing block and fixedly connected with the lifting connecting plate through a bolt connecting assembly, and an aeration pipe is fixedly installed on the inner wall of the aeration frame; the aeration frame and the aeration pipe can be conveniently maintained and cleaned, the convenience of replacement and maintenance is greatly improved, meanwhile, the aeration pipe can be accurately located at the proper depth of sewage, oxygen is better supplied to microorganisms, pollutant decomposition is efficiently promoted, and the sewage purification effect is improved.

The present application relates to a kind of wood pulp white card processing wastewater treatment device and its working method, including initial filter device, adjusting pool, primary sedimentation tank, UASB reactor, aeration tank, chemical oxidation tank, activated carbon adsorption machine, concentration tank and filter press, the initial filter device includes support, two The support is equipped with support crossbeam, two The support crossbeam one end is equipped with support arm, the support arm is equipped with a plurality of ring type seats, two The support crossbeam other end is equipped with transmission case;First filter mechanism, second filter mechanism and third filter mechanism are provided to carry out hierarchical filtration, while first filter mechanism, second filter mechanism and third filter mechanism have inside to outside speed ratio increase, dynamic adjustment of the rotational speed of drum screen significantly improves the retention efficiency and reduces energy consumption, matches the retention needs of different length fibers, realizes the hierarchical retention and fine recovery of fiber.

This invention relates to the field of wastewater comprehensive utilization technology and discloses a water purification processor for power plant circulating cooling water. The processor comprises, in sequence, a denitrification tank, a secondary sedimentation tank, a flocculation sedimentation tank, an ozone contact oxidation tank, a BAF booster tank, a BAFDN tank, a BAFDC tank, a BAF permeate tank, a fiber disc filter, and a purified water tank. The denitrification tank is connected to the circulating water discharge via a pump, and a submersible mixer is fixedly installed inside the denitrification tank. To stably and efficiently remove total nitrogen from wastewater and ensure stable and controllable denitrification, this water purification processor for power plant circulating cooling water installs a submersible mixer in the denitrification tank, along with a first carbon source dosing device, to precisely control the dissolved oxygen (DO) in the tank to ≤0.5 mg / L, creating an anoxic environment. Simultaneously, a sludge return pump from the secondary sedimentation tank returns activated sludge to the denitrification tank to maintain a stable sludge concentration, thereby achieving stable total nitrogen removal and laying the foundation for subsequent advanced treatment.

The application provides a sewage treatment biochemical reaction tank, and relates to the technical field of sewage treatment, which comprises a biochemical tank, wherein the biochemical tank is communicated with a water distribution tank, a plurality of filter material oxidation units are arranged in the biochemical tank, adjacent filter material oxidation units are communicated, sewage enters from one end of the biochemical tank, sequentially passes through a plurality of adjacent filter material oxidation units, and finally enters a sedimentation tank, the filter material oxidation unit comprises a filter material bin and an oxidation tank, the filter material bin is filled with granular calcium carbonate dephosphorization filter material so as to remove phosphate ions in sewage, an aeration pipe is arranged below the oxidation tank, a plurality of aeration holes are formed in the aeration pipe, a curtain type filler is arranged above the aeration pipe, and the curtain type filler is attached with an aerobic microbial membrane; the filter material bin is arranged adjacent to the oxidation tank, and the oxidation tank is communicated with the filter material bin. The application has the advantages of high dephosphorization and denitrification efficiency and good sewage treatment effect.

This utility model discloses a centrifugal wastewater collection device for the production of sodium dichloroquinoline-8-quinoline carboxylate, belonging to the field of wastewater collection technology. It includes a centrifugal filtration device, a distillation tower, an oxidation tank, a membrane filtration system, an activated carbon adsorption box, and a recovery water tank arranged sequentially. The activated carbon adsorption box includes a box body with several symmetrically arranged support legs at the bottom. An outlet is located at the top of the box body, an inlet is located on the bottom side wall, and a wastewater outlet is located at the center of the bottom. The box body has a water distribution layer, a coarse-particle activated carbon layer, and a fine-particle activated carbon layer distributed sequentially from bottom to top. This centrifugal wastewater collection device for the production of sodium dichloroquinoline-8-quinoline carboxylate purifies the wastewater after centrifugation, allowing it to be reused as process water or cooling water, reducing the amount of fresh water required.

The utility model provides a sewage treatment dephosphorization mechanism, and belongs to the technical field of sewage treatment. The mechanism comprises an air blower and a plurality of contact oxidation ponds which are distributed around the air blower as the center, the contact oxidation pond comprises a circular pond body, a buffer cylinder vertically arranged in the center of the pond body, a plurality of annular filler layers arranged around the buffer cylinder at intervals, and a drainage groove formed in the bottom of the inner side face of the pond body; an air outlet of the air blower and the interiors of the different pool bodies are connected with air inlet pipes; a drainage opening is formed in the outer side of the drainage groove; a water outlet is formed in the lower part of the buffer cylinder, a water inlet pipe is arranged in the buffer cylinder, one end of the water inlet pipe is positioned in the water inlet pipe, the other end of the water inlet pipe extends out of the tank body and is provided with water delivery pumps, one water delivery pump is externally connected with sewage to be treated through a pipeline, and the rest water delivery pumps are sequentially connected in series with the water outlets of the adjacent contact oxidation tanks through pipelines. The mechanism can intensify the layout of the contact oxidation pond and the air blowers, reduce the configuration number of the air blowers, and improve the dephosphorization effect.

The utility model discloses a perchlorate wastewater purification treatment device, which comprises a reduction tank for carrying out biochemical reduction treatment on bacteria, an oxidation tank for carrying out biochemical oxidation treatment on bacteria, a sedimentation tank and a clean water tank, and the reduction tank, the oxidation tank, the sedimentation tank and the clean water tank are sequentially communicated. The device comprises a reduction tank for carrying out biochemical reduction treatment on bacteria, an oxidation tank for carrying out biochemical oxidation treatment on the bacteria, a sedimentation tank and a clean water tank which are communicated in sequence, low-cost and high-efficiency treatment of perchlorate can be realized through a combination mode of'bacterial biochemical reduction-bacterial biochemical oxidation-precipitation ', and the process is simple.

The utility model relates to the technical field of aluminum alloy cylinder processing, and discloses an aluminum alloy cylinder anodic oxidation device which comprises an oxidation pond, the top of the oxidation pond is fixedly connected with a fixing frame, the left end of the oxidation pond is fixedly connected with a heat pump, and the output end of the heat pump is communicated with an air outlet pipe. A moving assembly is arranged at the top of the oxidation pond, and an electric telescopic rod is arranged at the lower end of the moving assembly. The motor drives the lead screw to rotate, so that the mounting seat slides towards the left side, the aluminum alloy barrel is driven to move, when the aluminum alloy barrel moves to the upper end of the air outlet pipe, the electric telescopic rod pushes the hanging tool to move downwards, the air outlet pipe enters the aluminum alloy barrel, and a heat pump is started; and the heat pump conveys hot air to the inner wall of the aluminum alloy cylinder part through the air outlet pipe, residual electrolyte on the inner wall of the aluminum alloy cylinder part is dried, the phenomenon of liquid dropping in the subsequent taking-out process is avoided, therefore, the influence on the environment is avoided, and the practicability is improved.

The utility model discloses oxidation selection equipment for sewage treatment, and mainly relates to the field of sewage treatment equipment. Comprising a biological selection tank and a contact oxidation tank which are internally provided with black photochemical components; aeration heads are arranged at the lower ends of the biological selection tank and the contact oxidation tank, and aeration conveying is carried out towards the interiors of the biological selection tank and the contact oxidation tank through the aeration heads. The sewage treatment device has the beneficial effects that microorganisms in the biological selection tank and the contact oxidation tank can be quickly propagated, so that the decomposition efficiency of the microorganisms on organic matters in sewage is accelerated, and the sewage treatment time is shortened.

The utility model belongs to industrial wastewater treatment technical field discloses a kind of Fenton oxidation pond packing shelf and Fenton reaction pond device, including packing shelf body and at least two hanging material layers, and packing shelf body includes upper shelf body and lower shelf body, and both are detachably connected along vertical direction, and upper shelf body top is provided with lifting connection structure;At least two hanging material layers are respectively arranged on upper shelf body and lower shelf body, and each layer hanging material layer includes multiple hanging material cross beams that are arranged in parallel along horizontal interval, and multiple filter bags are detachably and interval hung along the length direction of each hanging material cross beam, and filter bag interior is filled with zero-valent iron reagent, and raw water in oxidation pond can contact reaction with zero-valent iron reagent in its interior through the small hole of filter bag.The utility model effectively improves the contact efficiency of reaction reagent, reduces ferrous sulfate consumption, makes reaction process more sufficient, accelerates reaction rate, improves treatment effect;Meanwhile, it is convenient to quickly replace and supplement reaction reagent on packing shelf, and operation is simple.

The utility model relates to the technical field of sewage treatment. A catalytic ozonation pond comprises a raw water channel, a grid is arranged in the raw water channel, the raw water channel is communicated with a first reaction pond, an ozone reaction area is arranged on one side of the ozone reaction area and used for sucking sewage treated in the first reaction pond into the ozone reaction area, and the first reaction pond is communicated with the first reaction pond. A water collecting tank is arranged on one side in the first reaction tank and is used for isolating impurities in water in the first reaction tank, a cleaning tank is arranged, a sealing cover is arranged at the top of an ozone reaction area, and the ozone reaction area is communicated with an ozone generator at the treatment system through an ozone conveying pipe; the ozone and the treated water are subjected to ozone treatment, and the ozone is generated by converting oxygen or pure oxygen in the air into ozone by means of high-voltage discharge or electrolysis and the like. And the generated ozone is uniformly added into the oxidation pond through a gas distribution system.

The sewage treatment device comprises a UASB (Upflow Anaerobic Sludge Blanket) anaerobic reactor, a water outlet pipeline of the UASB anaerobic reactor is connected with a water inlet pipeline of a biological contact oxidation pond, and a water outlet pipeline of the biological contact oxidation pond is connected with a water inlet pipeline of a secondary sedimentation tank; the secondary sedimentation tank is connected with the ozone-biological activated carbon device, the ozone-biological activated carbon device consists of an ozone contact tower and a biological activated carbon filter tank, a water outlet pipeline of the secondary sedimentation tank is connected with a water inlet pipeline of the ozone contact tower, and a water outlet pipeline of the ozone contact tower is connected with a water inlet pipeline of the biological activated carbon filter tank. The UASB anaerobic reactor, the biological contact oxidation tank, the secondary sedimentation tank and the ozone-biological activated carbon device are arranged, so that the sewage treatment process flow is simple, an external carbon source is not needed, and the capital construction cost and the operation cost are low.

The present invention discloses a low-carbon biological treatment system for manure and sewage, which is in the field of manure and sewage treatment technology. The system comprises a manure collecting tank, a grille tank, a separation device, a solid-liquid separation tank, a regulating tank, an anaerobic treatment tank, an aerobic and facultative aerobic treatment tank, an oxidation pond, a decolorization and sterilization tank, and a water storage tank. The manure collecting tank, the grille tank, the separation device, the solid-liquid separation tank, the regulating tank, the anaerobic treatment tank, the aerobic and facultative aerobic treatment tank, the oxidation pond, the decolorization and sterilization tank, and the water storage tank are sequentially connected by pipelines. By separating the garbage in the manure and sewage before biological treatment, the manure and sewage can be in a more suitable state for subsequent fermentation treatment.

The utility model discloses an integrated garlic cleaning wastewater treatment device which comprises a stainless steel tank body, partition plates are arranged in the tank body, and the partition plates divide the tank body into a grating tank, an aeration adjusting tank, a micro-electrolysis tank, a Fenton reaction zone, a primary sedimentation tank, a hydrolysis acidification tank, a contact oxidation tank and a secondary sedimentation tank. The garlic cleaning wastewater treatment device has the beneficial effects that the garlic cleaning wastewater equipment is integrated, so that the occupied area is reduced, and the device is convenient to move; the treatment process adopts an advanced oxidation and biochemical treatment process, while physical and chemical pretreatment is utilized, the biochemical treatment process is adopted, and microorganisms are utilized for biodegradation, so that the water quality of the effluent can be effectively improved, the stability of the effluent reaching the standard is ensured, the treatment effect is good, and the effluent reaches the standard.

This utility model discloses a sealing device for a water treatment filter, relating to the technical field of anaerobic tank sealing devices. It includes a tank body with an installation opening on the left side. A sealing cover is installed inside the installation opening. An opening and closing mechanism is provided between the tank body and the sealing cover. An aeration mechanism and a tank wall cleaning mechanism are respectively provided on the upper and lower surfaces of the sealing cover. The opening and closing mechanism includes two installation grooves respectively formed in the front and rear walls of the installation opening. Guide rods are fixedly connected to the inner walls on both sides of the front installation groove. Through the opening and closing mechanism, when the tank body needs to be fully opened, the motor drives a reciprocating screw to rotate via a bevel gear. Under the conductive action of the guide block and guide rod, the screw block can cause the reciprocating screw to rotate, driving the sealing cover to move left and right within the installation opening until the sealing cover moves to the left, fully opening the tank body. This provides convenience for opening and closing the oxidation tank.

The invention relates to the field of high-salt industrial sewage treatment, and provides a high-salt industrial sewage treatment process and device which comprises an adjusting homogenizing tank, a high-density sedimentation tank, an ozone contact oxidation tank, a multi-stage biological aeration filter tank, an efficient biological reaction tank, a filter cloth filter and a monitoring water tank. A water outlet of the adjusting homogenizing tank is connected with a water inlet of the high-density sedimentation tank, a water outlet of the high-density sedimentation tank is connected with a water inlet of the ozone contact oxidation tank, a water outlet of the ozone contact oxidation tank is connected with a water inlet of the multi-stage biological aeration filter tank, and a water outlet of the multi-stage biological aeration filter tank is connected with a water inlet of the efficient biological reaction tank. A water outlet of the efficient biological reaction tank is connected with a water inlet of the filter cloth filter, a water outlet of the filter cloth filter is connected with a water inlet of the monitoring water tank, the monitoring water tank discharges water through the water outlet, and the high-salinity sewage treatment device can effectively treat high-salinity sewage.

The utility model relates to an ROS advanced oxidation pond which comprises an oxidation pond main body, an aeration pump and an ROS aerator, a first gas conveying groove is formed in the outer side surface of an oxidation pond box body, a mounting plate is arranged on the oxidation pond box body, and a second gas conveying groove in the mounting plate and the first gas conveying groove are aligned and communicated to form a gas conveying channel; the aeration pump can press air into the air conveying channel through the air inlet and ventilate the ROS aerator mounted on the mounting port, so that the ROS aerator can aerate the aeration cavity, and therefore, the air conveying channel is integrated on the oxidation pond box body, and a traditional air conveying pipeline is replaced by the air conveying channel, so that the aeration efficiency is improved, and the aeration efficiency is improved. According to the ROS advanced oxidation pond, the gas transmission channel can be isolated from sewage, the use of pipelines is reduced, the risk that the pipelines are corroded during use can be avoided, the service life of the ROS advanced oxidation pond is prolonged, and the operation cost is greatly reduced.