608 results about "Ozone generators" patented technology

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 relates to an advanced oxidation printing and dyeing wastewater treatment process, and belongs to the technical field of sewage treatment. The method comprises the following steps: adding an aluminum oxide catalyst into to-be-treated printing and dyeing wastewater in a reactor, and stirring; adding an auxiliary agent, and mixing and stirring; adding an oxidizing agent potassium monopersulfate into the obtained mixed solution and stirring; under the irradiation of an ultraviolet light source, continuously introducing ozone prepared by an ozone generator into the reactor for stirring reaction. Pollutants such as refractory dyes and organic auxiliaries in the printing and dyeing wastewater are efficiently removed under mild conditions, the COD removal rate of effluent reaches 90% or above, the chroma removal rate reaches 90% or above, and the quality of the effluent meets the requirements of subsequent treatment or up-to-standard discharge.

The invention relates to the technical field of water treatment, and discloses a central air-conditioning condensate water disinfection and purification device which comprises a treatment tank main body, an ozone generator and an ozone generator real-time regulation and control system. According to the system, a demand coefficient is dynamically obtained based on residual ozone concentration and ultraviolet absorbance through a pollution load evaluation module; the ozone mass transfer efficiency evaluation module calculates a mass transfer efficiency coefficient based on the tail gas and inlet gas ozone concentration and the gas flow; the matching evaluation module combines the demand coefficient, the mass transfer efficiency coefficient and the water temperature influence factor to generate a matching factor; the generator health monitoring module evaluates a health degree coefficient based on parameters such as air inlet pressure; and the power comprehensive decision-making module fuses the health degree coefficient and the matching factor, and outputs a target power set value through a multi-parameter regulation and control model. The intelligent sensing and dynamic optimization of ozone feeding are realized, the problems of traditional control stiffness, low mass transfer efficiency and insufficient equipment guarantee are solved, and the energy utilization rate and the operation reliability are improved while the disinfection effect is ensured.

The invention belongs to the technical field of water treatment and water quality detection, and discloses an intelligent water quality guarantee system suitable for ozonization-free treatment of high-altitude mineral water. The system comprises an environment self-adaption unit, an ozone-free collaborative pretreatment unit, a real-time multi-parameter detection and dynamic calibration unit, a precipitation trend monitoring unit, an intelligent decision-making unit, an execution and verification loop and an energy efficiency and operation and maintenance center. According to the system, the detection accuracy is improved through environmental perception and dynamic correction, and efficient sterilization and inhibition of Ca or Mg nucleation under the ozone-free condition are realized by adopting a parallel bypass duty strategy in cooperation with ultraviolet, ultrasound, low-temperature photocatalysis and a modified filter material; the precipitation trend serves as an unviolated hard constraint to intervene in edge multi-objective decision, an ozone generator and a bicarbonate adding device are not arranged on an execution loop structure, and secondary verification and batch-level data traceability after execution are supported.

The present invention provides: a system for repelling harmful animals such as rats from a space having a predetermined size, wherein the space is defined by a bottom surface, side surfaces, and a top surface, the system includes an ozone generator capable of introducing a gas containing ozone into the space, and a pipe 532 allowing the ozone-containing gas introduced from the ozone generator to pass therethrough, the pipe 532 is provided with one or more holes 550 of a predetermined size at predetermined intervals, the pipe 532 extends along the side surfaces in the vicinity of the bottom surface; and a harmful animal repelling method for repelling harmful animals from a space having a predetermined size, wherein the space is defined by a floor and / or the ground, side walls, and a top plate and / or a roof, and an ozone barrier band containing a predetermined concentration of ozone is formed over the floor and / or the ground along the inner sides of the side walls.

The utility model discloses an ozone generator all-in-one machine which comprises an ozone generator all-in-one machine body, two sets of net covers are installed on one side of the ozone generator all-in-one machine body, a filtering mechanism is connected between the ozone generator all-in-one machine body and the net covers in a sliding mode, and the filtering mechanism comprises a filtering assembly. The filtering assembly comprises a first filtering piece and a second filtering piece which are matched with the two sets of net covers respectively, and each of the first filtering piece and the second filtering piece comprises a filtering area and a blocking area. Compared with the prior art, the ozone generator all-in-one machine disclosed by the utility model has the advantages that when the filter assembly is cleaned, the power supply is not required to be turned off, the filter screen is not required to be disassembled, and the internal filter cotton is not required to be cleaned and dried under the use conditions that the internal dust and impurities are more and the ozone generator all-in-one machine is inconvenient to turn off, so that the operation process is simpler and quicker. The negative influence on the ozone generation efficiency of the ozone generator all-in-one machine due to cleaning of the filtering assembly is avoided to a certain extent, so that the overall operation of the equipment is ensured.

The utility model relates to the technical field of life electric appliances, in particular to an ozone generating device and humidifying equipment, the ozone generating device comprises a shell, the shell is provided with a reaction cavity, a liquid inlet and a liquid outlet, the liquid inlet is used for feeding electrolyte into the reaction cavity, the liquid outlet is used for discharging the electrolyte from the reaction cavity, and the shell is provided with a turbulent flow part; the turbulent flow part is fixed relative to the position of the shell and is suitable for playing a role in stirring the electrolyte when the electrolyte flows through the turbulent flow part; and the electrolysis module is arranged in the reaction cavity and is used for electrolyzing the electrolyte to generate ozone. Therefore, the electrolyte can flow through the reaction cavity from the liquid inlet and then is discharged from the liquid outlet, turbulent flow in the electrolyte can be increased when the electrolyte flows through the turbulent flow part, and the diffusion effect of ozone in the electrolyte is enhanced by enhancing the turbulent flow degree of water flow (namely the flowing electrolyte), so that efficient mixing of ozone and water is realized, and the uniformity is improved; the ozone concentration in electrolyzed water is effectively increased, and the sterilization and disinfection performance of ozone water generated by electrolysis is improved.

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 application discloses a novel advanced oxidation device which comprises an outer shell, a gas-liquid mixing chamber, an ultrasonic atomization disc, an air inlet hole, a water inlet hole, an ozone generator, a UV reaction disc tube and the like. Through ultrasonic catalysis and ultraviolet light catalysis, O3 is excited to generate a large amount of higher oxidizing ·OH, the mixing degree and turbulence intensity of ozone and sewage are improved, the mass transfer coefficient is increased, the mass transfer rate of ozone is improved, four-stage oxidation reactions are carried out in one reactor, and thus the ozone oxidation efficiency and effect are greatly improved, the pollutants in the wastewater are subjected to intensified oxidation, and thus the pollutants in the wastewater are degraded and removed.

The utility model discloses an overvoltage protection type ozone generator which comprises a generator body, a first sliding rail is fixedly connected to the surface of the inner bottom of a base at the bottom of the generator body, a first sliding block is slidably connected to the surface of the first sliding rail, and a conductive insertion rod and a cross rod are fixedly connected to the surfaces of the left side and the right side of the first sliding block respectively. The far end of the cross rod is fixedly connected with an iron block, and a metal rod wound with a power supply line is arranged on one horizontal side of the iron block; according to the utility model, through the arrangement of the metal rod wound with the power supply line, when the voltage is instantaneously and abnormally increased and the current is sharply increased, the magnetism of the two ends of the metal rod is improved, and the iron block is attracted to separate the conductive insertion rod from the conductive insertion tube, so that the circuit is disconnected, and the equipment damage caused by overlarge voltage is avoided; according to the device, the response time is greatly shortened, and the safety and the practicability are improved.

The application discloses a kind of processing pharmaceutical wastewater homogeneous phase ozone catalytic device and its use method, including wastewater inlet, premixing device, pipeline mixer, micro-nano ozone generator, acid-base dosing device, hydrogen peroxide dosing device, electrolytic device and ozone catalytic device, wastewater inlet is connected with premixing device, premixing device is connected with pipeline mixer, pipeline mixer is connected with acid-base dosing device, pipeline mixer is fixedly connected with electrolytic device, micro-nano ozone generator is arranged between pipeline mixer and electrolytic device, electrolytic device is connected with ozone catalytic device, ozone catalytic device is connected with hydrogen peroxide dosing device, outlet and gas outlet are arranged on ozone catalytic device, gas outlet is connected with premixing device, the application uses homogeneous phase ozone catalytic oxidation process, by electrolytic dosing catalytic transition heavy metal element, ozone catalytic oxidation is combined with micro-nano ozone generator.Control is simple, catalytic efficiency is high, no sludge is generated, no congestion.

The utility model discloses a device for preventing water backflow of an ozone reactor, which can safely, quickly and automatically avoid the risk that water flows back into an ozone generator and comprises the ozone generator and an oxidation reactor, and an ozone outlet of the ozone generator is connected to the oxidation reactor through an ozone delivery pipe. A pressure sensor and a first electric valve are sequentially arranged on the ozone delivery pipe behind the ozone outlet; a water body discharge pipe provided with a second electric valve and an ozone concentration detection sensor is connected into the ozone delivery pipe between the oxidation reactor and the first electric valve; a controller is arranged to control opening and closing of the first electric valve and the second electric valve according to signals of the pressure sensor and give an alarm according to signals of the ozone concentration detection sensor. The device has the advantages of being capable of automatically running to prevent water backflow of the ozone reactor, safe and fast.

The embodiment of the invention provides a control method of cleaning equipment, and relates to the technical field of cleaning. The control method comprises the following steps: acquiring the trigger signal; controlling the ozone generator to work at the first working voltage; and monitoring the working current of the ozone generator in real time, and maintaining the working current within a preset range by adjusting the voltage value of the first working voltage. According to the control method provided by the embodiment of the invention, the working current flowing through the ozone generator can be maintained within the preset range by monitoring the working current of the ozone generator and adjusting the first working voltage, so that the ozone generator can stably and reliably work.

The utility model relates to a wastewater treatment technology, and discloses a wastewater filtration treatment system for aquaculture, which comprises an aquaculture pond, a coarse filtration structure, a fine filtration structure, a sterilization and disinfection structure, a purified water storage pond and a PLC (Programmable Logic Controller), a hair filter of the coarse filtering structure is connected with an automatic backwashing device, and a first water quality monitoring sensor is arranged on the coarse filtering structure; the fine filtration structure comprises an upper activated carbon adsorption layer, an anthracite filter material layer, a quartz sand filter material layer and a cobblestone filter material layer, a second water quality monitoring sensor is mounted on the fine filtration structure, the fine filtration structure is connected with the sedimentation tank, a third water quality monitoring sensor and a lifting water pump, and the fine filtration structure is connected with an ozone generator. The ozone generator is provided with an aeration head, the aeration head is connected with the purified water storage pool, the ozone generator is provided with a fifth water quality monitoring sensor, the purified water storage pool is provided with a sixth water quality monitoring sensor and a recycling pump, and the recycling pump is connected with the aquaculture pond.

The invention provides an intelligent foot health repair system, and belongs to the technical field of foot disinfection and repair. An intelligent foot health repair system is characterized by comprising a gas generation system, a control system and a control system, the gas generation system comprises an ozone generator and a hydrogen generator, and the ozone generator and the hydrogen generator can respectively or simultaneously generate ozone and hydrogen; the gas mixing system can control and mix ozone and hydrogen to generate mixed gas with preset concentration; the gas conveying system can convey the mixed gas to a foot disinfection and repair area; and the control system can control the operation of the gas generation system, the gas mixing system and the gas conveying system and adjust the concentration and the conveying rate of the mixed gas. The device has the advantages that ozone and hydrogen are generated through electrolytic reaction with water, the ozone has the effects of sterilization, disinfection, inflammation diminishing and infection resistance, the hydrogen has the effects of oxidation reduction, aging resistance and cell repair, the gas mixing system controls and mixes the ozone and the hydrogen to generate mixed gas with preset concentration, the effect of treating dermatophytosis is achieved, and the device is suitable for popularization and application. Operation is convenient, and popularization and use of common people are facilitated.

The application discloses an ozone transmission system, a control method and a control device thereof. The ozone transmission system comprises an ozone generation unit, a detection unit and a pressure flow control unit. The ozone generation unit is used for providing ozone. The detection unit is used for detecting the ozone concentration between the ozone generation unit and the pressure flow control unit. The input end of the pressure flow control unit is connected with the detection unit, and the output end is connected with multiple output environments with different air pressure states. According to the actual air pressure of the connected output environment and the ozone concentration between the ozone generation unit and the pressure flow control unit, the ozone flow provided by the ozone generation unit is adjusted, so that the ozone concentration output to the connected output environment is stabilized at a preset target concentration. Through the ozone transmission system, when the air pressure fluctuates in the output environment, the ozone concentration in the ozone generator can be quickly adjusted, the concentration fluctuation range is reduced, the concentration adjustment and stabilization time is shortened, and the stability of the ozone supply concentration is improved.

The utility model relates to the technical field of ozone generators, and discloses an ozone generator cooling device which comprises a mounting base, an evaporator is fixedly mounted at the inner bottom of the mounting base, one end of the evaporator is fixedly connected with an air compressor, one end of the air compressor is fixedly connected with a condensation pipeline, and the other end of the condensation pipeline is fixedly connected with an ozone generator. According to the ozone generator cooling device, through the arrangement of the temperature sensor, when the ozone generator cooling device is used, the temperature sensor senses the temperature in the device, when the temperature reaches a set threshold value, a signal is fed back to start the cooling system, and the cooling system is started; and the temperature does not exceed a set threshold too much, and the cooling system keeps working intermittently and does not need to keep working all the time to increase energy consumption, so that the effect of reducing the energy consumption of the cooling system is achieved.

The invention provides a multifunctional physical field coupling fresh-keeping storehouse. The multifunctional physical field coupling fresh-keeping storehouse is composed of a secondary refrigerant pipeline, an insulating block, an electric field generator, a temperature control sensor, a fresh-keeping storehouse body, an illumination module, a goods shelf, a circulating fan, an ozone generator, a fresh-keeping storehouse door, a touch switch, a compressor, a refrigerant pipeline, a condenser, a secondary refrigerant water tank, a throttling valve, an evaporator and a secondary refrigerant pump. The secondary refrigerant pipelines are arranged in the fresh-keeping storehouse in a row pipe manner; when the electric field generator is mounted on a wall surface, an insulating block is arranged in the middle; the fresh-keeping storehouse door, the touch switch and the electric field generator have a correlation function, electric field fresh-keeping, illumination fresh-keeping and ozone sterilization are organically combined, and the fresh-keeping effect is better; the fresh-keeping temperature range is wider, the temperature is more uniform, a secondary refrigerant is adopted for cooling through the calandria, the adjustable range of the fresh-keeping temperature is large, and cooling through the calandria is more uniform. The electric field is safer to use, the touch switch is adopted, and the electric field power supply is automatically switched off when the fresh-keeping storehouse door is opened.

The invention provides a self-disinfection nursing trolley. The self-disinfection nursing vehicle comprises a vehicle body, a top platform is fixedly installed at the top of the vehicle body, a plurality of drawers are fixedly installed at the bottom of the top platform, the drawers are installed on the vehicle body, an installation plate fixedly installed on the vehicle body is arranged below the drawers, an ozone generator is fixedly installed at the top of the installation plate, and the ozone generator is fixedly installed at the bottom of the vehicle body. A connecting pipe is fixedly mounted on the ozone generator, the ozone generator is communicated with the plurality of drawers through the connecting pipe, and a plurality of ultraviolet disinfection lamps are fixedly mounted on the inner walls of the tops of the drawers. The self-disinfection nursing vehicle has the advantages that the self-disinfection nursing vehicle is provided with an integrated automatic disinfection system, instant and efficient disinfection can be achieved after the nursing vehicle is used, the hospital infection risk is reduced, and the nursing work safety and convenience are improved.

This invention discloses an ozone catalytic oxidation wastewater treatment device and method. The device includes at least a tubular ozone reactor, comprising a reaction tube, an ozone generator, and a reagent tank. A catalyst module loaded with metal hydroxyl oxides is installed inside the reaction tube. The ozone generator is connected to the reaction tube via a pipe; the reagent tank is also connected to the reaction tube via a pipe. Several reaction tubes are connected in series to form a multi-stage reaction tube system. The two ends of each multi-stage reaction tube are used for wastewater inlet and outlet, respectively. The multi-stage reaction tube system is divided into n levels, each level including at least two reaction tubes. Along the wastewater flow direction, the last reaction tube in the same level simultaneously inputs ozone and reagents, or only inputs ozone, while the other reaction tubes are disconnected from inputting ozone and reagents, or only inputting reagents. The method involves applying the above-mentioned device to treat wastewater. This invention improves oxidizing power and reaction efficiency through multi-stage enhanced ozone catalytic oxidation, achieving stable equipment operation and meeting process standards and production targets.

The invention provides an ozone water system with a circulation function. According to the system, a gas inlet control module is arranged on a gas input pipeline, a liquid inlet control module is arranged on a pure water input pipeline, a liquid outlet control module is arranged on an ozone water output pipeline, and an ozone water concentration detector, a circulation control module and a first jet device are arranged on a circulation pipeline; gas input, pure water input and ozone water output are conveniently controlled according to concentration information of liquid in the liquid storage defoaming barrel, meanwhile, a closed-loop mode of internal circulation of the water pump, the ozone water concentration detector, the circulation control module and the first jet device and the ozone generator is formed, and the needed ozone water concentration can be quickly responded. The ozone water system has an ozone water circulation function, and is high in automation degree, low in use cost and more beneficial to industrial popularization.

The utility model provides a water treatment system based on catalytic ozonation. The water treatment system comprises a catalytic ozonation pond; the ozone generator is communicated to the catalytic ozonation pond; one end of the first conveying pipeline is communicated to the catalytic ozonation pond; the first ozone concentration meter is arranged on the first conveying pipeline and is used for sensing the ozone concentration in the raw water which flows through the first conveying pipeline and is subjected to catalytic ozonation reaction; the ozone release buffer pool is communicated to the other end of the first conveying pipeline; the ozone removal device is connected to the ozone release buffer pool and is used for removing ozone in the ozone release buffer pool; one end of the second conveying pipeline is communicated to the ozone release buffer pool; and the second ozone concentration meter is arranged on the second conveying pipeline and is used for sensing the ozone concentration in the ozone-removed raw water flowing through the second conveying pipeline. According to the treatment system provided by the utility model, the problem of excessive ozone addition can be solved.

This invention discloses a high-concentration ozone preparation device, comprising the following components: an ozone generator (1), an oxygen blower (6); a first adsorption tower (2) and a second adsorption tower (3); a purification tower (4), an oxygen buffer tank (5), an ozone tank (7), a vacuum buffer tank (8), and a vacuum pump (9). This invention also discloses a method for preparing high-concentration ozone.

The application discloses a water-mixed smoke gas impurity purification and separation system and relates to the technical field of gas purification. The water-mixed smoke gas impurity purification and separation system comprises an impurity separation mechanism, a water storage tank is arranged at the bottom of the impurity separation mechanism, a material receiving tank is arranged at one side of the water storage tank, a gas purification mechanism is connected to the top of the impurity separation mechanism, bubbles are generated in the interior of a bubble-forming assembly through water and smoke gas, the bubbles are accumulated in a cavity through a guide piece and a pipe, the bubbles become liquid carrying particles and part of gas after bursting, the liquid is guided into the interior of the material receiving tank through a discharge pipe, the particle impurities in the smoke gas are separated, the gas is guided into the gas purification mechanism through a gas outlet pipe, the gas sequentially passes through a connecting pipe, a tank and a leading-out pipe, an ozone generator generates ozone in the tank, the gas is purified and deodorized after passing through the ozone, the purified gas is discharged, and thus the impurities in the smoke gas are purified and separated.

The utility model relates to the technical field of vegetable hormone residue removing devices, and discloses a vegetable hormone residue removing device for processing vegetables with ozone water, which comprises a shell, an ozone generator is fixedly connected to the outer wall of the shell, and a gas storage tank is fixedly connected to the outer wall of the ozone generator. An air outlet pipe penetrates through and is fixedly connected to the outer wall of the air storage tank, a mixing groove is formed in the inner wall of the shell, the end, away from the air storage tank, of the air outlet pipe communicates with the mixing groove, a water conveying barrel is fixedly connected to the outer wall of the shell, a flushing groove is formed in the outer wall of the shell, and a flushing assembly is arranged in the shell. According to the device for removing the vegetable hormone residues by processing the vegetables with the ozone water, the rotating motor is started to drive the flushing box to rotate, so that the ozone water is in full contact with the vegetables, at the moment, the belt pulley rotates, the transmission belt enables the transmission rod to rotate, and the rotating disc rotates to drive the sliding block to slide in the sliding plate and enable the liquid spraying opening to swing, so that the vegetables can be better flushed.

The utility model belongs to the technical field of treatment devices, and particularly relates to a coking wastewater ozone catalytic oxidation advanced treatment device, which comprises a reaction tower, a catalytic oxidation device, a catalytic oxidation device and a catalytic oxidation device, the ozone generator can guide ozone into the cavity; the driving assembly can apply rotating force into the cavity, so that the catalytic ozonation advanced treatment of the coking wastewater is more uniform; and the collecting assembly is coupled with the driving assembly, the collecting assembly is set to rotate along with the driving assembly and collect floating foam in the cavity, the driving piece is started to drive the first rod to rotate, the first rod drives the third rod to rotate, the third rod drives the plate body to rotate, and the plate body drives the collecting protrusion to rotate; at the moment, the collecting protrusions continuously make contact with the floating foam above the liquid level in the cavity, part of the floating foam is collected between the plate body and the collecting protrusions to be stored, and therefore the influence of the floating foam on the interior of the cavity is reduced.

The utility model discloses an ozone generator for disinfecting a pharmaceutical workshop, and belongs to the technical field of ozone generators, the ozone generator comprises an ozone generator main body, and a partition plate is fixedly mounted in the ozone generator main body; air is fed into the air purification cavity through cooperation of the air inlet fan and the air inlet pipe, the electrostatic dust removal unit adsorbs particulate matter in the air through a high-voltage electric field, dust removal treatment is conducted on the air, the air entering the ozone generation cavity is clean, and it is avoided that impurities such as dust interfere with the ozone generation efficiency; the ultraviolet irradiation lamp emits ultraviolet rays to crack oxygen molecules to generate ozone, the generated ozone is directionally conveyed to a pharmaceutical workshop through the ozone exhaust pipe, after the device is used for a period of time, dust adsorbed on the electrostatic dust collection unit can be stripped through high-frequency vibration of the vibration dust collection unit, and secondary pollution caused by long-term dust accumulation is avoided; the fallen dust falls into the bottom dust collecting hopper, and concentrated cleaning is facilitated.

The invention discloses a preparation process of an ozone generator of a low-energy-consumption high-concentration ozone synergistic catalyst, and relates to the technical field of ozone generation. According to the process, stable generation of high-concentration ozone under low energy consumption is realized by optimizing the electrode structure design of an ozone generator, cooperating with the preparation and loading mode of a catalyst and regulating and controlling electrical parameters. In the prepared ozone generator, the synergistic catalyst is prepared from an active component, a carrier and an auxiliary agent according to a specific proportion, the active component is a transition metal oxide and noble metal composite system, the carrier adopts a porous nano material, and the auxiliary agent is a rare earth element oxide. The synergistic catalyst is uniformly loaded on the surface of an electrode and in a discharge gap, and optimized high-frequency and high-voltage power supply parameters are combined, so that the ozone generation energy consumption is reduced to 8-12Wh / gO3, the ozone concentration is increased to 150-220mg / L, the continuous operation stability of equipment is good, and the service life is prolonged to 8000-10000 hours. The method is simple and controllable in process, low in production cost, suitable for large-scale industrial production and capable of being widely applied to the fields of sewage treatment, air purification, food disinfection and the like.

The invention discloses a multifunctional beauty set, relates to the technical field of beauty tools, and solves the problem that a traditional beauty rod is single in function. The beauty rod comprises a shell, a guide pipe, a rod body, a battery box, a key, a vibrator, a small fan and a negative ion generator / ozone generator, the battery box, the key, the vibrator, the small fan and the negative ion generator / ozone generator are arranged in the shell, a detachable comb head and a PTC heating piece can be further arranged, and the air outlet end of the guide pipe can be designed to be a U-shaped end. Starting, stopping and function switching of all the assemblies are controlled through keys, negative ions generated by the negative ion generator are conveyed to the rod body or the comb head through the small fan to be released, massage is achieved in cooperation with the vibrator, and heating and phototherapy are achieved through the PTC heating piece. The ozone generator can be used for disinfection and sterilization, the U-shaped end is matched with snorting health care, and the comb head achieves hairdressing and hair care. The multifunctional beauty treatment instrument integrates the functions of beauty treatment, massage, phototherapy, hair care, disinfection, snuffing health care, itching relieving, detumescence, sobering up, refreshing and the like, is compact in structure, convenient to disassemble and wide in application scene, and can meet the diversified beauty treatment and health care requirements of users.

The invention discloses a method for relieving and eliminating sewage anaerobic fermentation stink. The method comprises the following steps: mixing malodorous gas generated by anaerobic fermentation with nitrogen dioxide, and carrying out gas-phase oxidation reaction; the reacted gas is subjected to ultraviolet photolysis treatment, so that nitrogen dioxide is decomposed to generate ozone; and the generated ozone is utilized to continuously oxidize the malodorous substances. The method can also comprise a source sulfur fixation step: adding a sulfur fixation agent into the anaerobic fermentation system, and reducing the generation of hydrogen sulfide from the source. Nitrogen dioxide can be prepared from steel cylinder gas, industrial waste gas or on site, and the on-site preparation comprises an ammonia water / ammonium salt catalytic oxidation method and a nitric acid reduction method. Through multi-stage cooperation of'source sulfur fixation + NO2 gas-phase oxidation + UV ozone conversion + ozone continuous oxidation ', efficient removal of malodorous gas is achieved, an ozone generator does not need to be additionally arranged, nitrogen dioxide residues are thoroughly eliminated, secondary pollution is avoided, equipment is compact, and the operation cost is low.