1698 results about "Ozone generators" patented technology

The invention belongs to the technical field of wastewater treatment, and particularly relates to an efficient ozone micro-nano bubble preparation system and a process method thereof. The device further comprises an ozone preparing unit, a gas conveying pipeline, a jet flow unit, a spiral mixing unit, a Venturi tube, a microporous membrane unit and a reaction unit. The ozone producing unit is connected with the jet flow unit through a gas conveying pipeline, the ozone producing unit comprises an ozone generator, and the gas inlet pressure is regulated and controlled through a gas valve in the gas conveying pipeline; and the jet flow unit is used for generating and conveying a mixed solution with ozone microbubbles. The jet flow unit enables the mixed liquid to form ozone microbubbles based on a Venturi effect and a hydraulic shearing effect; by arranging the jet flow unit, the spiral mixing unit, the Venturi tube and the microporous membrane unit, ozone micro-nano bubbles with high concentration and uniform size distribution can be generated under relatively low energy consumption, so that the treatment efficiency of the ozone micro-nano bubbles in the technical fields of wastewater treatment and environmental protection is improved.

The invention relates to the technical field of intelligent control, in particular to an ozone generator self-adaptive adjustment method and system based on the Internet of Things. Comprising the following steps: monitoring the operation condition of an ozone generator by using an Internet-of-Things terminal; performing three-dimensional grid segmentation on the interior of the ozone generator, and predicting the abnormal state of the ozone generator by using a deep sequence learning algorithm; the Internet of Things terminal sends an ozone generator abnormal operation state message transmission request to the monitoring center; the monitoring center feeds back the predicted quality of the abnormal state of the ozone generator, and outputs an adjusted decision parameter by using a feedback loop algorithm; and the control center performs self-adaptive adjustment on the ozone generator according to the updated rule setting. The internal state of the ozone generator can be comprehensively monitored, and the running action of equipment can be automatically adjusted, so that the stability, fault tolerance and running efficiency of the ozone generator are improved.

The invention discloses a wastewater degradation system and a wastewater degradation method based on cooperation of radial microchannel discharge and cavitation, and belongs to the technical field of organic wastewater treatment. The device comprises a waste liquid pool, a micro-channel discharge cavitation degradation device, an ozone generator, a Venturi tube and a collection pool, the Venturi tube is respectively communicated with the ozone generator, the waste liquid pool and a to-be-degraded wastewater inlet of the micro-channel discharge cavitation degradation device. A dielectric barrier discharge technology and a hydrodynamic cavitation technology are fused, a large number of active substances are generated in the inner and outer cavitation cavities through dielectric barrier discharge, a strong cavitation effect is generated around the rotor in cooperation with rotation of the cavitation rotor, and organic wastewater is degraded; by arranging the radial micro-channel discharge device, the discharge area is increased, the number of active substances such as ozone and hydroxyl radicals in gas and liquid phases is increased, and the inactivation loss of the active substances in the transportation process is reduced; and by arranging rotor cavitation teeth with opposite rotation directions, circular flow of a gas phase and a liquid phase is triggered, and the mass transfer efficiency is improved.

The invention discloses an adjustable flat plate type ozone generating device and an adjusting method thereof. The adjustable flat plate type ozone generating device comprises an ozone generating assembly, a radial magnetic field adjusting assembly and an axial magnetic field adjusting assembly, the radial magnetic field adjusting assembly comprises a radial rail base and a spiral line base disc, a plurality of radial rails are arranged on the surface of the radial rail base at equal intervals in the circumferential direction, and magnets are arranged in the radial rails in a sliding mode. The axial magnetic field adjusting assembly comprises a base and an axial track, the radial track base is installed on the base, and the base is driven by a ball screw mechanism to move on the axial track in a reciprocating mode. By arranging the radial and axial adjustable magnetic fields, the motion trail and energy distribution of high-energy electrons in the discharge channel are optimized, the activity of ozone generation reaction is effectively enhanced, and the device can maintain high ozone output efficiency for a long time in actual operation due to the establishment of a magnetoelectric cooperative discharge environment; meanwhile, through a mechanical adjustment structure of the electrode spacing and area, discharge parameters can be optimized in real time according to different working condition changes, the fluctuation of ozone yield is remarkably reduced, and the continuity and stability of system operation are ensured.

The utility model discloses a novel advanced oxidation device which comprises an outer shell, a gas-liquid mixing chamber, an ultrasonic atomization disc, a gas inlet hole, a water inlet hole, a connecting ozone generator, a UV reaction coil pipe and the like. Through ultrasonic wave catalysis and ultraviolet light catalysis, H2O is excited by O3 and a large amount of. OH with higher oxidability is generated, the mixing degree and turbulent fluctuation intensity of ozone and sewage are improved, the mass transfer coefficient is increased, the mass transfer rate of ozone is increased, and four-section oxidation reaction is carried out in one reactor, so that the ozone oxidation efficiency and effect are greatly improved; and a reinforced oxidation effect is generated on pollutants in the wastewater, so that the pollutants in the wastewater are degraded and removed.

The utility model discloses a dehydrated vegetable processing and cleaning device, which relates to the technical field of vegetable cleaning, comprises a cleaning box and an ozone generator arranged on the side wall of the cleaning box, and is characterized in that the cleaning box is obliquely arranged, and further comprises a roller cleaning component arranged in the cleaning box and a sewage treatment component arranged at the bottom of the cleaning box, a fan is arranged on the cleaning box, the air outlet end of the fan communicates with an air inlet of an ozone generator through an air conveying pipe, and the air outlet end of the ozone generator penetrates through the side wall of the cleaning box and extends to the bottom of the inner side of the cleaning box. Due to the fact that the cleaning box is obliquely arranged, part of the roller section of the cleaning filter roller is exposed out of the water surface, the spiral conveying blade located below the water surface rotates to stir water flow, ozone water is in a vortex state, vegetables are driven by the vortex water flow, dirt and impurities on the surfaces are removed through impact and friction of the water flow, and the cleaning effect is better. And the sewage treatment assembly is used for recycling the ozone water after cleaning, so that the waste of water resources is reduced.

The invention discloses an ozone micro-nano bubble-electrochemical-ceramic membrane wastewater treatment device and method. The device comprises a reaction container, an ozone generator and a micro-nano bubble reactor, an anode, a cathode, a microporous aeration head and a catalytic ceramic membrane are arranged in the reaction container; the anode and the cathode are connected with a direct-current power supply; a water outlet pipe is connected above the catalytic ceramic membrane; the micro-nano bubble reactor comprises a gas-liquid mixed transportation pump, an inlet of the gas-liquid mixed transportation pump is respectively connected with wastewater to be treated and an ozone outlet of the ozone generator, an outlet of the gas-liquid mixed transportation pump is connected with the microporous aeration head through a gas-liquid mixed transportation pipe, and the wastewater to be treated and ozone are mixed and fed into the reaction container. The problems that an existing sewage treatment system is low in ozone utilization rate, low in removal efficiency of suspended solids, colloidal substances and refractory organics and the like are solved.

A disinfection device may include a disinfection chamber, a device controller, an ozone generator configured to generate ozonated air, and a humidifier assembly configured to encourage a mixing of the ozonated air with humidity. The humidifier assembly may include a humidification chamber that includes a humidification chamber outlet, a chamber housing, a chamber base coupled to the chamber housing, and chamber electrical connectors electrically coupled to the device controller and a liquid reservoir that includes a liquid container and a reservoir lid removably coupled to the liquid container, the reservoir lid including a piezo-electric atomizer and lid electrical connectors configured to selectively electrically couple with the chamber electrical connectors.

The invention discloses an electronic driving controller of a multifunctional portable disinfection and sterilization acarus killing device. The electronic driving controller comprises a power supply module, a control module, an LCD display module, a load driving module, an input interface and a key board. According to the multifunctional portable disinfection and sterilization acarus killing device, a microprocessor programming technology and an interface driving circuit are utilized to realize the combined working function of the multifunctional portable disinfection and sterilization acarus killing device in various modes of the fan, the plasma generator, the ozone generator and the air pump. At least two loads of each function work at the same time, and the working time is not consistent, so that the use convenience is reduced due to a complex logic relationship in manual operation and load control. The controller realizes multi-functional free combination and integration, reduces the equipment volume, and reduces the manufacturing cost. The LCD display screen displays all functions, currently executed work and remaining time, a man-machine interaction interface is attractive and simple, all the functions can be operated only through one button, and the defect that a traditional acarus killing device is complex in operation action is overcome.

The invention relates to a catalytic ozonation system and method capable of adaptively controlling ozone dosage, the system comprises a catalytic ozonation unit and an ozone dosage controller, the catalytic ozonation unit is provided with a water inlet pipe, a gas inlet pipe, a water outlet pipe and a gas outlet pipe, the gas inlet pipe is connected with an ozone generator, the ozone generator is provided with a variable-frequency power supply, and the variable-frequency power supply is connected with the ozone dosage controller. The water inlet pipe is provided with a flow meter and an inlet water quality detection device, the water outlet pipe is provided with an outlet water quality detection device, detection signal outputs of the flow meter and the water quality detection devices are connected to the ozone adding controller, and control signal outputs of the ozone adding controller are connected to the variable-frequency power supply and a control end of an oxygen inlet valve of the ozone generator. According to the method, the ozone adding amount of the catalytic ozonation unit is controlled by adopting the system according to a water quality detection data comparison result before and after wastewater treatment. The ozone adding amount of the system can be automatically adjusted according to the water quality characteristics of inlet and outlet water of the system, it is guaranteed that outlet water reaches the standard, the operation cost is saved, and the ozone utilization efficiency is improved.

The utility model relates to the technical field of seasonings, in particular to a seasoning plate type ozone generator which comprises an ozone generator body, the bottom of the ozone generator body is communicated with a discharging pipe, a filtering layer is installed in the ozone generator body, and a scraping plate rotating in an attached mode is arranged on the surface of the filtering layer. A lifting rotating mechanism is installed at the top of the scraping plate, a mounting frame is installed on the back face of the ozone generator body, a second motor is fixed to the end of the mounting frame, a rotating rod is fixed to the output end of the second motor, a cooling fan is connected to the outer portion of the rotating rod in a sleeving mode, and a detachable net frame is arranged on the surface of the mounting frame. According to the seasoning plate type ozone generator, the scraping plate is arranged to scrape and clean impurities on the surface of the filtering layer, the situation that the filtering effect is affected due to the fact that manual cleaning is not timely is avoided, heat in the ozone generator can be dissipated, short circuit caused by too high heat is avoided, and potential safety hazards are reduced.

The utility model relates to the technical field of enhanced pretreatment devices for organic wastewater, in particular to an enhanced pretreatment combined device for refractory high-toxicity organic wastewater in a chemical industry park. Comprising a toxic organic wastewater oxidation reaction device, a toxic organic wastewater adsorption device, a toxic organic wastewater efficient precipitation device, an automatic ozone generator system, an automatic hydrogen peroxide dosing system and an automatic sodium hydroxide dosing system which are sequentially connected, the system comprises a toxic organic wastewater lifting system, an active agent adding system, an odor treatment system, a biochemical treatment system and a sludge treatment system. According to the method, at the front end of biochemical treatment, refractory or high-toxicity wastewater in a chemical industry park is pretreated, and the purposes of improving the biodegradability of the wastewater, reducing the toxicity of the wastewater under the combined action of physical and chemical adsorption and biological adsorption and ensuring the stability of a subsequent biochemical system are achieved through the enhanced pretreatment combined action of oxidation, adsorption, coagulating sedimentation and the like.

The utility model discloses an energy feedback type bipolar pulse drive circuit suitable for an excimer lamp. Comprising a direct-current power supply, a first resonant inductor (L1), a second resonant inductor (L2), a first diode (D1), a second diode (D2), a third diode (D3), a fourth diode (D4), a fifth diode (D5), a sixth diode (D6), a seventh diode (D7), an eighth diode (D8), a first resonant capacitor (C1), a second resonant capacitor (C2), a first power switch tube (Q1), a second power switch tube (Q2) and a boosting transformer with a center tap. The drive circuit disclosed by the utility model not only can generate high-frequency bipolar pulse excitation waveforms on the excimer lamp, but also is suitable for various loads in different forms, such as an ozone generator and the like.

The invention relates to the technical field of sewage treatment, and discloses a method and system for oxygenolysis of refractory pollutants based on ozone bubble water. The method comprises the following steps: carrying out grid interception, sand setting and pH regulation pretreatment on sewage; air is compressed, dried and subjected to oxygen generation, and then is introduced into an ozone generator to generate high-concentration ozone gas; enabling the pretreated effluent and ozone gas to form micro-nano bubble water in a shearing spiral-flow type generator; carrying out contact oxidation on the bubble water and the pollutants in a vertical flow reactor; preliminarily oxidized effluent enters a catalytic bed for advanced treatment; and the generated tail gas is absorbed and catalytically decomposed. According to the invention, the solubility and stability of ozone in water are improved, the contact time of ozone and pollutants is prolonged, the oxidation efficiency of ozone is enhanced, and the treatment energy consumption is reduced, so that efficient oxygenolysis of refractory pollutants is realized.

The utility model discloses an ozone tail gas membrane pool release system which comprises a membrane pool, an ozone reaction pool, an ozone generation assembly and a tail gas utilization assembly. A membrane module is arranged in the membrane tank, a water production port of the membrane module is communicated to the ozone reaction tank, and the ozone reaction tank is provided with a tail gas outlet. The ozone generation assembly comprises a high-pressure oxygen supply pipe, an ozone generator, a first aerator and a second aerator, the first aerator is arranged in the ozone reaction tank, the second aerator is arranged in the membrane tank, and the ozone generator is communicated with the first aerator to provide ozone for the ozone reaction tank; the tail gas utilization assembly comprises an energy exchange device, a tail gas outlet communicates with the low-pressure side of the energy exchange device, an outlet of the low-pressure side communicates with the second aerator, a high-pressure oxygen supply pipe communicates with the high-pressure side of the energy exchange device, and an outlet of the high-pressure side communicates with an air inlet of the ozone generator.

An ozone cleaner and connector for aqueous-circuit medical devices comprises an exterior housing and a connection for an ozone generator for use in cleaning and / or disinfecting mobile medical devices containing aqueous solution and circuit design. The ozone cleaner and connector lessen the need for chemicals and harmful exposure, and the ozone cleaner and connector provide an easier and more time-efficient cleaning procedure.

The invention discloses a wastewater ozone catalytic oxidation treatment process and device, and relates to the technical field of wastewater treatment.According to the wastewater ozone catalytic oxidation treatment process and device, oxygen-enriched gas exhausted by a tail gas destructor is purified and then reused for an ozone generator, the scale of an oxygen preparation system such as an air compressor and an oxygen generator is reduced, and the production efficiency is improved. Therefore, the equipment investment and the operation cost are reduced, and the pollution of harmful gases such as volatile organic compounds (VOCs) in the tail gas to the environment is effectively avoided; meanwhile, carbon dioxide is removed in the tail gas treatment process, and carbon emission is further reduced; besides, through the chemical reaction of treating carbon dioxide by sodium peroxide, not only is harmful gas successfully removed, but also oxygen is additionally generated and is used for supplementing the oxygen concentration which is reduced due to ozone reaction consumption in the mixed gas; while the tail gas recycling efficiency is improved, the dependence on external oxygen is remarkably reduced, and the energy consumption of oxygen production equipment and ozone generation is reduced.

The present application relates to the technical field of power devices, and particularly discloses a resonant leakage inductance transformer for a plate-type ozone generator, comprising: insulating bobbins, two insulating bobbins being longitudinally provided, a primary coil structure and a secondary coil structure being respectively provided on the insulating bobbins in the circumferential direction, and the two insulating bobbins being longitudinally aligned and fixed; magnetic cores, each magnetic core comprising a plurality of protruding portions, the protruding portions extending in the longitudinal direction, the plurality of protruding portions being arranged in a single transverse row, and the protruding portions located in the middle in the arrangement direction respectively longitudinally passing through the middle of the two insulating bobbins; and an insulating fixing frame, the magnetic cores being arranged in the insulating fixing frame. The primary coil structure and the secondary coil structure are each of a multi-layer wound coil structure, and ceramic tubes are inserted between adjacent layers of coils of the coil structure.

The invention discloses a gas-liquid reaction system. The gas-liquid reaction system comprises a wastewater pool, an ozone generator, an oxidation reaction tank and a first micro-interface generator located in the oxidation reaction tank. An inlet of the first micro-interface generator is communicated with the wastewater pool and the ozone generator, and an outlet of the first micro-interface generator is communicated with the inside of the oxidation reaction tank. Therefore, wastewater in the wastewater pool and ozone produced by the ozone generator can be simultaneously conveyed to the first micro-interface generator, the wastewater and the ozone oppositely run in the first micro-interface generator to crush and disperse the ozone into micron-sized ozone micro-bubbles, and the mass transfer area between the ozone micro-bubbles and the wastewater in the oxidation reaction tank can be increased by the ozone micro-bubbles; the oxidation reaction between the ozone and the wastewater is promoted, so that the utilization rate of the ozone is improved. As the oxidation reaction tank is communicated with the wastewater pool, unreacted ozone in the oxidation reaction tank can be conveyed into the wastewater pool to oxidize wastewater, so that the unreacted ozone is fully utilized, and zero emission of ozone is realized.

The invention belongs to the technical field of water treatment, and discloses a micro-nano bubble and ozone combined treatment system and a method for treating neonicotinoid pesticide wastewater by the micro-nano bubble and ozone combined treatment system. The treatment system comprises an oxygen bottle, an ozone generator, an ozone concentration detector, a micro-nano bubble generator, a gas flowmeter, a reaction tank and a thermostatic bath, the ozone generator is started, and ozone enters the micro-nano bubble generator; the micro-nano bubble generator is started, the neonicotinoid pesticide wastewater enters the micro-nano bubble generator and is mixed with the ozone micro-nano bubbles to generate ozone micro-nano bubble water, and the ozone micro-nano bubble water returns to the reaction tank through the water outlet for reaction. According to the method, the contact area of ozone and pollutants is increased, the solubility and mass transfer efficiency of ozone in water are improved, generation of more active substances is promoted through combination of ozone and micro-nano bubbles, the degradation efficiency reaches 90% or above after reaction is conducted for 1 h, and the reaction efficiency is improved.

A sanitizing cabinet system includes ozone distribution passaging in open fluid communication with a sanitizing compartment inside a cabinet. An ozone generator and a sanitizing air mover are located in the ozone distribution passaging. The sanitizing air mover moves air from the sanitizing compartment across the generator to form ozonated air and moves the ozonated air from the ozone distribution passaging into the sanitizing compartment. A control system controls the ozone generator and air mover based on feedback from an ozone sensor indicating ozone exposure over time. An ozone conversion device is mounted on a dividing wall of the cabinet outside the sanitizing compartment. The dividing wall has inlet and outlet holes, and the ozone conversion device has upstream and downstream chambers in communication with the inlet and outlet holes. Selectively openable dampers separate upstream and downstream chambers from an ozone conversion chamber in which ozone conversion catalyst is received.

The utility model discloses a miniature ozone electrode module structure, relates to the technical field of miniature ozone generation, and is used for solving the problems of complex structure, large volume and low ozone generation efficiency of an ozone generator at the present stage. According to the utility model, the polar plates directly act in an aqueous solution through the ozone electrode module with a direct insertion shell structure, generated ozone does not directly act in the shell, the overall service life is prolonged, and meanwhile, a two-cathode and one-anode clamping type polar plate structure is adopted, so that the distance between the polar plates is controlled, and bubbles generated between the polar plates are effectively separated; meanwhile, the reaction spacing can be reduced as much as possible, the ohmic resistance of the reaction is reduced, reactants can be provided for the electrode reaction in time, the electrolytic mass transfer efficiency is also improved, the electric field distribution around the anode is more uniform, and meanwhile, the equipment is miniaturized and integrated, so that the production efficiency is improved. The method is suitable for application scenes with high requirements for space and cost.

The invention discloses a preparation method of nano ozone water and application of the nano ozone water in killing food-borne pathogenic bacteria, and belongs to the technical field of bactericides. The nano ozone water is prepared by utilizing the ultra-fine bubble generator and the ozone generator, and the prepared nano ozone water is high in stability, not easy to decompose and high in practicability. The nano ozone water can achieve an effective killing effect on escherichia coli, salmonella, enterococcus, campylobacter and clinical multi-drug-resistant bacteria thereof, and a new resource is provided for preparing a safe and reliable antibacterial product.

The invention discloses a municipal sludge and kitchen waste cooperative treatment system and method. The treatment system comprises a sludge bin, a kitchen waste bin, a sludge storage tank, an anaerobic digestion tank, a conditioning reactor, a rear sludge storage tank and a plate-and-frame filter press. The sludge bin and the kitchen waste bin are respectively connected to the sludge storage tank through pipelines, so that municipal sludge and kitchen waste are mixed in the sludge storage tank; the sludge storage tank, the anaerobic digestion tank, the conditioning reactor, the rear sludge storage tank and the plate-and-frame filter press are sequentially connected through pipelines, and the conditioning reactor is further connected with the ozone generator, the UV photocatalytic oxidation equipment and the H2O2 dosing device, so that the purpose of treating municipal sludge and kitchen waste through ozone and hydrogen peroxide coupled photocatalytic oxidation is achieved. The sludge dewatering device has the characteristics of compact structure, high stability, high treatment efficiency and the like, and achieves the effects of high-efficiency sludge dewatering, obvious reduction and low operation cost.

The utility model discloses an integrated device for removing hypophosphite in wastewater. The integrated device comprises an oxidation column, a water inlet and a water outlet are formed in the two sides of the oxidation column respectively, the water outlet is connected to a sedimentation tank, an electrode plate is arranged in the sedimentation tank and connected to an external power supply, and a water outlet pipe is arranged on the sedimentation tank; comprising an ozone generator which is connected to an oxidation column through an air inlet pipe, and a concentration detector is arranged on the air inlet pipe. The ozone catalytic oxidation technology is adopted, the aluminum-based catalyst is adopted for catalyzing ozone to generate hydroxyl free radicals, hypophosphite in waste water is oxidized into orthophosphate, meanwhile, organic pollutants can be degraded, finally, ozone is decomposed to generate oxygen, new pollutants are not generated in the reaction, and the technology is a green technology. The pole plate material of the electric flocculation unit adopts an iron plate, iron ions are generated by electrifying and are combined with generated orthophosphate to form precipitate removal, no extra medicament is needed in the technological process, the mud yield is low, and the operation is simple and convenient.

The invention belongs to the technical field of control, and relates to an ozone concentration regulation control system and method. An ozone concentration regulation control method comprises the following steps: measuring the actual concentration of ozone gas, and calculating an error value and an error change rate between a target ozone concentration and the actual ozone concentration; dynamically adjusting the dead zone threshold value; predicting an error at the next moment; substituting the predicted error into a control algorithm to calculate control output; and the control signal is output to the ozone generator to generate ozone with corresponding flow. The size of a dead zone is dynamically adjusted through the error change rate, and adjustment jitter is restrained; control output is corrected in advance in combination with concentration prediction errors, and response lag is reduced; and the concentration stability, the quick responsiveness and the anti-interference capability of the ozone backwashing system can be remarkably improved, so that the removal efficiency of organic matters in a pipeline is improved, the energy consumption is reduced, and the system stability is improved.

The utility model provides an automatic sterilization water boiler, and particularly relates to the technical field of water boilers, the automatic sterilization water boiler comprises a water boiler body, a sterilization mechanism and a lifting mechanism, the outer side of the water boiler body is connected with a faucet, the outer side of the water boiler body is fixedly connected with a fixing frame, the sterilization mechanism is arranged above the water boiler body, and the lifting mechanism is arranged above the water boiler body. According to the automatic sterilization water boiler, in order to conveniently disinfect water, the water is disinfected through the ultraviolet disinfector, then the water is conveyed into the water tank, then the water in the water tank is purified through the small ozone generator, and then the purified water is discharged into the water boiler body through the drainage pipe, so that the disinfection effect is achieved; and the threaded rod is in threaded connection with the connecting plate, so that the supporting plate can be driven to ascend and descend through the connecting plate, the bottle opening of the thermos bottle can be ensured to be closer, water splashing is effectively prevented, and leaked water can be prevented from entering the water storage box.

The utility model discloses an ozone self-cleaning sterilizer, which belongs to the field of sterilizers and comprises a control box, an aeration tank and an annular frame which are mounted on the outer side of a water storage tank, a support is arranged at the bottom of the water storage tank, the bottom of the water storage tank is conical, a top plate is arranged at the top of the water storage tank, and an ozone generator is arranged in the control box. The transmission end of the ozone generator is connected with a hose, the hose penetrates through the top of the control box, two guide wheels are arranged at the top of the top plate, the hose penetrates through the surfaces of the two guide wheels, the annular frame is arranged in the water storage tank, and buoyancy annular foam is arranged at the top of the annular frame. The buoyancy ring capable of ascending and descending along with the change of the height of the liquid level is arranged in the water tank, the aeration tank is mounted below the buoyancy ring, and when the water level changes, the buoyancy ring can ascend and descend along with the change of the water level, so that the distance between the aeration tank and the liquid level surface is kept consistent, self-adaption is realized, and the disinfection effect is ensured.

The invention provides a sterilization control method and device, water treatment equipment and a storage medium, the method is applied to the technical field of water treatment equipment, and the method comprises the following steps: obtaining state operation parameters of the water treatment equipment; if the state operation parameter meets a preset first operation condition, controlling the water treatment equipment to operate in a slow washing mode, controlling the ozone generator to enter an operation state so as to sterilize the water treatment equipment, and controlling the water treatment equipment to be switched from the slow washing mode to a forward and reverse washing mode; and if the state operation parameter meets a preset second operation condition, controlling the sodium hypochlorite generator to operate so as to sterilize the water treatment equipment, controlling the water treatment equipment to enter a slow washing mode to operate for a preset duration, and then controlling the water treatment equipment to be switched from the slow washing mode to a positive and negative washing mode. Based on the method, the water treatment quality and efficiency of the water treatment equipment can be integrally improved, so that the water use safety of a user is improved.

The invention relates to the technical field of water treatment, in particular to a leachate treatment system and method.The system comprises an oxidation module, a hardness removal module, a first adsorption module, a second adsorption module and a monitoring module, and the oxidation module is used for degrading macromolecular organic matter and comprises a Fenton reactor, an ozone generator and an electrocatalytic oxidation device; the hardness removal module is used for removing heavy metals, fluorosilicone and suspended matters, and comprises a dual-alkali reaction tank and a tubular ultrafiltration membrane; the first adsorption module is used for adsorbing organic matters in the leachate through activated carbon; the second adsorption module comprises a first resin exchange tower for selectively adsorbing residual hardness and heavy metal and a second resin exchange tower for adsorbing fluoride and silicate; the monitoring module comprises a group of flow velocity sensors and a group of voiceprint collectors which are respectively arranged on a pipeline in the liquid inlet direction of the tubular ultrafiltration membrane and a pipeline in the liquid outlet direction of the first adsorption module; and the processing quality is effectively improved by comparing the voiceprint with the monitoring processing process under the characteristic flow rate.