151results about How to "High ozone concentration" patented technology

Provided herein are systems and methods for separation of particulate from water using ultrasonically generated acoustic standing waves.

The present invention provides an apparatus 1 for the treatment of air comprising a low power corona discharge ozone generator 5,6 inside a chamber 9 having an inlet 2 and an outlet 7, and at least one air flow impeller 3 for inducing a flow of air through the chamber 9. The ozone generator 5,6 is formed and arranged for generating a restricted concentration of ozone, within an inactivating zone 10 contained within the chamber 9, through which the air flow is passed. The restricted concentration is sufficient to inactivate airborne pollutant material entrained in the air flow, yet decays sufficiently outside the inactivating zone so that the concentration of ozone in the cleaned air expelled from the apparatus 1 is at a physiologically acceptable level without the use of an ozone decomposition catalyzer.

A process for the ozonolysis of unsaturated starting materials, which is characterized in that the reaction is carried out in a structured reactor.

The invention discloses a rotary fruit and vegetable cleaning machine, which comprises a machine body and a cover. The machine body includes an outer shell and an inner shell arranged inside the outer shell. The water inlet into the inner shell, the driving device for driving the vegetable basket to rotate, the ozone generating device, and the ozone pipeline for passing ozone into the inner shell. The cover is sealed with the surrounding of the inner shell. When ozone is used to clean fruits and vegetables in water, the lower surface of the cover is provided with a deflector for guiding the water flow to disperse and spray. When the rotation speed of the vegetable basket reaches a certain speed, the water will rise along the inner wall of the inner shell due to the centrifugal force of the rotation of the vegetable basket and the effect of the water-repelling leaves. The deflector in the form of a parabola guides and sprays the water to the vegetables close to the peripheral wall of the vegetable basket, and cleans the vegetables under the impact of relative motion. The invention has the advantages of simple structure, good effect of ozone dissolution and disinfection, and high efficiency.

The invention provides an ultrasonic wave and ozone coordinated luminosity counteraction method for measuring the total nitrogen and total phosphorus of water. The invention can solve the problem of the prior method that the real-time measuring can not be taken, the analyzing time is long, the analysis process is numerous and diverse, the measuring condition is harsh and the energy consumption is big, in particular that secondary pollution can be produced. Cavitations effect and ozone oxidation coordinated water sample counteraction method is adopted in the invention, the organic nitrogenous and inorganic nitrogen in the water sample are transformed into nitrate under the normal temperature and pressure, the phosphates of the water sample are transformed into normal phosphates; and lastly, the phosphates and the normal phosphates are measured by an ultraviolet visible light measuring system and the index of the total nitrogen and total phosphorus of water can be obtained.

An ozone generating apparatus is provided which includes a pair of electrodes for producing a discharge by the application of an ac voltage therebetween, and at least one dielectric provided between the pair of electrodes. A source gas containing oxygen is provided into a discharge space in which the discharge is produced to generate ozone by the action of the discharge. A surface lying between at least one of the pair of electrodes and the discharge space and in contact with the discharge has a surface resistivity of 104 Ω to 1011 Ω. The source gas provided into the discharge space includes ultrapure oxygen having a purity of not less than 99.9%.

To enable to reduce a manufacturing cost and to generate high-concentration ozone gas, in a plate-type discharge cell for ozonizer. To improve ozone concentration without depending on reduction of a gap amount in a discharge gap. Dispose dielectric bodies between a high-voltage electrode and a low-voltage electrode to form a discharge gap. On a back surface side of the high-voltage and the low-voltage electrodes, a high-voltage insulating plate and a low-voltage insulating plate are disposed, respectively, for insulating the electrodes and from cooling water. A thickness of the high-voltage insulating plate is set to not less than 0.5 times and not more than 3.5 times the total thickness of the dielectric bodies, which are disposed between the high-voltage and the low-voltage electrodes. Opposed surfaces of the dielectric bodies, which contact the discharge gap, are smoothed such that a roughness Ra thereof is not larger than 2 μm.

Improved removal of ion-implanted photoresist in a single wafer front-end wet processing station is achieved by dissolving gaseous ozone into relatively cool inorganic acid, dispensing the acid ozone mixture onto a wafer, and rapidly heating the surface of the wafer to a temperature at least 30° C. higher than the temperature of the acid ozone mixture.

An ozone-based water purification system is disclosed. In this system, a mixing venturi injects ozone and a liquid sanitizer into a stream of water to be treated. Following ozone and sanitizer injection, the stream of water is passed to a contact region where the ozone and sanitizer are allowed to react with contaminants and biota. The stream is then mixed by several mixing devices to allow residual ozone and sanitizer to further react with contaminants and biota. Particularly a counterflow system is employed wherein the stream is directed downward at several points so that bubbles containing ozone are forced to flow upward against the flow, lengthening ozone contact time. Also, the ultraviolet lamp used to generate ozone is mounted so that ultraviolet light therefrom is exposed to the flow water, providing additional sterilizing effects. In addition, a novel mixing venturi is disclosed that mixes a gas containing ozone and a liquid sanitizer into a motive flow of water.

A process for the ozonolysis of unsaturated starting materials, which is characterized in that the reaction is carried out in a structured reactor.

This invention is directed to a sterilization method of contaminated areas with biological agents by making use of the acidic ozone water that very effectively kills spores of Bacillus atrophaeus, thereby demonstrating the capability of sterilizing a large surface-area in a very short time and reinstating the contaminated environment as free from toxic biological agents. The effective sterilization of the acidic ozone water is due to synergic benefits derived from the combination of ozone and acidity. The acidic ozone water can also effectively kill other ordinary microbes of viruses, bacteria, and fungi, hence being applicable to agriculture, seafood and livestock industries for the preservation of various products as well as being useful in hospitals or other germ infested areas for disinfections. Particularly, the acidity and ozone in the seawater sterilize microbes effectively, demonstrating a potential for the sterilization of a large amount of seawater in a short time. After the decontamination process, the acidic ozone water disintegrates into water and oxygen without any trace of harmful materials to the environment.

The invention discloses a method for treating water by an integrated catalytic ozonation-biological aerated filter device. The method comprises the steps of mixing water from a water inlet water pump with ozone which comes from an ozone generation system and contains oxygen in a main pipeline of waste water, entering the mixture evenly into a catalytic ozonation zone through a filter plate which is arranged at the bottom of a catalytic ozonation reaction zone, wherein the upper end of a catalytic ozonating agent ceramsite is filled with a common biological ceramsite, wherein the filling height of the catalytic ozonating agent ranges 0.3n to 1m; and thoroughly oxidizing and decomposing the waste water and the ozone under the catalytic action of the catalytic ozonating agent ceramsite in the catalytic ozonation zone and then flowing up to the upper biological aerated filter. According to the invention, nonbiodegradable organic matters in water are destructed and treated through catalytic ozonation pretreatment and then converted into biodegradable organic matters, and further biochemically treated by using the biological aerated filter; as a result, the advantages of the biological aerated filter are brought into play thoroughly and the waste water containing the biodegradable organic matters are effectively treated.

A modular ozone generator includes an ultraviolet (UV) lamp within a chamber for converting some of the oxygen molecules in air to ozone molecules. The air is introduced through an inlet at a high point of the chamber and discharged through an outlet at a low point of the chamber to increase the proportion of ozone molecules relative to the oxygen molecules discharged due to the higher density ozone molecules migrating downwardly. The introduced air is conveyed through a diffuser to provide multiple streams of air flowing about the lamp to enhance irradiation of the oxygen molecules and form ozone molecules. A second or more ozone generator modules are beneath the first ozone generator module with an interlocking mechanism to align the outlet of an upper ozone generator with the inlet of a lower ozone generator module. The number of cascaded ozone generator modules forming a vertical stack is a function of the concentration (and amount) of ozone molecules sought to be generated. Readily removable end caps for each ozone generator module accommodate repair and replacement of any and all internal components with or without dismounting the ozone generator module from its supporting structure. Slidably mounted tabs accommodate attachment of the ozone generator modules to hard points of the supporting structure.

The present invention provides one kind of ozone sterilizer and its sterilizing process. The ozone sterilizer includes a cabinet, an ozone generator, a sterilizing filter, an ozone tail gas decomposer, a vacuum pressure pump, a humidity regulator, and a PLC controller. The cabinet is vacuumized to certain vacuum degree, so that the ozone generator can operate at certain pressure to raise the ozone concentration and ozone can permeate fast into the sterilized container to reach excellent sterilizing effect. The humidity inside the cabinet is regulated with the humidity regulator for even high sterilizing effect.

Provided is a method for producing a high-concentration long-acting ozone nanobubble aqueous solution capable of maintaining ozone concentration for a long period of time at room temperature. A microbubble generator is adopted to produce ozone nanobubbles in an aqueous solution in which a bubble-retaining agent is dissolved, so that ozone nanobubbles having a particle size of less than 500 nm areproduced in excess of 129*108 / 100 mL, and the bubbles can stably remain in the aqueous solution for a long period of time. The ozone concentration of the ozone nano-bubble aqueous solution is 18.5-63mg / L; and the ozone concentration of the ozone nano-bubble aqueous solution can still be kept above 60% after the ozone nano-bubble aqueous solution is sealed, shaded and stored for three months at normal temperature. The ozone nano-bubble aqueous solution has higher sterilization capability than existing ozone water. The aqueous solution can be applied to the fields of medical treatment, sanitation, industry, food processing, agriculture, breeding industry, fresh keeping, disinfection, decontamination, deodorization, washing, family individuals, pets and the like.

A double-air-gap ozone generating device comprises a barrel-shaped outer electrode, an inner electrode which is arranged inside the outer electrode, a left pattern plate, a right pattern plate, a medium pipe which is arranged between the outer electrode and the inner electrode, a left end cover, a right end cover and an electrode which penetrates through the left end cover and is connected with the inner electrode, wherein the left pattern plate and the right pattern plate are used for supporting the outer electrode, the left end cover and the right end cover are used for fixing the inner electrode, the outer electrode and the medium pipe, the gap between the outer electrode and the medium pipe is an outer gap, the gap between the medium pipe and the inner electrode is an inner gap, three position limiting steps are arranged on one sides, oppositely arranged, of the left end cover and the right end cover, and axial grooves are formed in the left end cover and the right end cover along the axial line direction. The double air gap ozone generation device has the advantages that under the situation that the size of the volume of a discharging unit is unchanged, the size of discharging area is multiply increased, ozone concentration and ozone generating efficiency are improved, and the manufacture cost and the operation cost of the ozone generator are reduced.

The invention discloses a positive pressure air purification protection cover and method. The positive pressure air purification protection cover is characterized in that a positive pressure air curtain pipeline and an air suction pipeline are included, the positive pressure air curtain pipeline is on the forehead part of a human face, and discharges air with a certain pressure to form an air curtain, and the air curtain constructs an isolation belt in front of the human face to prevent pollutants or germs in external air from making contact with a human body; and an air outlet of the air suction pipeline is in the oral cavity part of the human face, and purified and sterilized clean air is provided for human body breathing through the air suction pipeline. The protection cover is providedwith the breathing pipeline and the positive pressure air curtain pipeline, the purified and sterilized inspiratory clean air is provided for the human body through the breathing pipeline, and meanwhile the positive pressure air curtain is formed through the positive pressure air curtain pipeline to block the pollutants in the external air.

The invention discloses a planting method for greenhouse organic spinach. The method is characterized by comprising the following steps of 1, organic fertilizer manufacturing, wherein organic fertilizer raw materials are subjected to high-temperature sterilization, ammoniation treatment and dual-fermentation; 2, soil treatment, wherein organic fertilizer is applied to greenhouse planting soil, a sodium hypochlorite solution and a plant fungicide are used for performing atomization sterilization separately, and then a mixed bacterium solution is sprayed to the planting soil; 3, seed germinationacceleration, wherein spinach seeds are soaked into hot water for soaking and germination acceleration, and then soaked into the plant fungicide to be cultivated; 4, greenhouse planting, wherein germinated seeds are sown in a greenhouse seedling bed for greenhouse cultivation; 5, pest control, wherein the mixed bacterium agent and the plant fungicide are used separately for spraying every 3-4 days, and then the ozone volume concentration in the greenhouse is increased every 12-15 days.

An adjustable Venturi is disclosed, and having a plurality of inlet ports providing substances to be mixed with a flow of fluid through the Venturi. In one embodiment, the Venturi is constructed having an inlet portion, an outlet portion, with an annular mixing chamber coupled to inlet ports so that substances provided through inlet ports are mixed in the mixing chamber, and such mixture introduced into the flow. A gasket sealably disposed between inlet portion and outlet portion is selectable in thickness, for adjusting width of a Venturi interface between the inlet portion and outlet portion. In another embodiment, the inlet portion and outlet portion are fitted in an elongated opening, and are replaceable to change operational characteristics of the Venturi. A replaceable disk having a central opening and substance-providing passageways is disposed between the inlet portion and outlet portion, and may be changed to change characteristics of the Venturi.

The invention provides a harmless processing method of raw and fresh food. The method comprises the following steps: mixing a mixed gas containing O3 and O2 which is prepared by a conventional ozonizer with purified water, and spraying the obtained mixture on surfaces of the raw and fresh food to be processed in a gas spray form. The mixture is made by adding 200-500mg of the O3 gas to 1L of the purified water. The method has the advantages of high efficiency and low cost in processing the raw and fresh food and the like, and is applicable to industrialized implementation.

The invention relates to a water purification installment with ultraviolet radiation, at least includes the reactor, its characteristic lies in that the reactor is equipped with irridating tube and one circulation cooling tube, the low atmospheric pressure discharge tube is in the irridating tube , one air feeder and one trachea one end enters in the above illumination hall, leaves the trachea another end connection and enters the reactor, which shine in the hall the mix and has the ozone air-input in the reactor of the water purification, which revolves the illumination tube establishment to have the light catalyst piece group. In the illumination hall has send out the purple outwire discharge tube, the discharge tube's send out is lower than 290NM ultraviolet radiation The reactor has induction pipe and inputs the chlorine together with water, the promotion oxidation.

An apparatus for promoting the efficient use of gases dissolved in a liquid by limiting the amount of off-gassing or evaporation from the liquid. The apparatus is a distribution / retention plate, may be utilized in a portable food washing system. The food washing system is a portable unit having a treatment chamber with an access door for the placement of food products on a loading plate. A food product is placed in the chamber and sprayed with ozonated water containing diffuse concentrations of ozone which reacts with and destroys organic contaminants on the food product. The distribution / retention plate is located at the bottom of the treatment chamber, and divides the treatment chamber from a reservoir and controls the rate of ozone off-gassing from the reservoir, thereby increasing ozone concentration in the water in the reservoir. In an alternative embodiment, the distribution / retention plate is utilized in an automatic dishwashing system.

The invention relates to a laser radar system for observing atmosphere ozone. The laser radar system comprises a main controller, a laser transmitting device set, a laser signal detector, a light beam combiner, a data acquisition device and a terminal device. The laser transmitting device set comprises at least two groups of laser transmitters, the main controller respectively controls each group of laser transmitter, and transmitting terminals of the laser transmitters are respectively connected with input terminals of the light beam combiner, so that difference absorbing observation and analysis on the atmosphere ozone are performed simultaneously through multiple wavelengths, and high-efficiency and high-accuracy experimental observing effect is realized. Correspondingly, the invention further relates to an observational method of the laser radar system for observing atmosphere ozone. The observational method is based on the laser radar system to realize the difference absorbing observation and analysis on the atmosphere ozone, so that working efficiency of the actual difference absorbing observation is effectively guaranteed.

The invention relates to an automatic air purification system adopting an electrostatic dust collection technology. The automatic air purification system comprises a purification device, the purification device comprises a base, an operation panel, a cleaning mechanism, a ventilation pipe and two gas-guiding pipes, the gas-guiding pipes are sequentially and internally provided with electric heating wires, dust collection nets and generation nets, the cleaning mechanism comprises a storage box, a water pump, a water delivery pipe, a drainage pipe, a cleaning box and two lifting assemblies, a ventilation mechanism comprises a rotating shaft, a round disc, a driving assembly, two sleeve pipes and two fan blades, the driving assembly comprises a first motor, an adjusting unit and a driving block. According to the automatic air purification system adopting the electrostatic dust collection technology, the air flow direction can be changed through the ventilation mechanism, thus the two gas-guiding pipes are correspondingly used for air suction and exhausting, the air flow rate is controlled, the excessive ozone concentration in the air is avoided, in addition, the dust collection nets can be cleaned through the cleaning mechanism, thus the duct collection nets are recovered and dredged, the air purification efficiency is ensured, and the practicability of the air purification systemis improved.

The invention relates to an electronic air generator which comprises a power supply high voltage module, insulating plates, an anode and cathodes, wherein the anode and the cathodes are connected through a conducting wire, the anode is a flat metal plate distributed with electronic air outlets, and the flat metal plate as the box bottom and the insulating plates as the box top and the box sides are connected to form a box-shaped structure; air inlets are distributed on the insulating plate as the box top, the cathodes are metal needles which vertically penetrate through the insulating plate as the box top at the positions among the air inlets and are opposite to the centers of the electronic air outlets, the upper ends of the metal needles are connected in parallel to the conducting wire and are then connected with the power supply high voltage module, and the included angle between the direction of a corona field and the direction of airflows passing through the corona field, i.e. between the central lines of the electronic air outlets is larger than 90 degrees or smaller than or equal to 180 degrees. The efficiency of the electronic air generator can be improved, and the electronic air generator has the characteristics of flexible use and convenient adjustment. Except the electronic air generator, the invention also can design fittings including a sterilizing box, a sterilizing gun barrel, a deodorant box and the like which are connected with the electronic air generator so as to be suitable for the application in various occasions.

The invention relates to an intelligent air purifier which comprises a control module, and an air purification module, an ozone concentration detection module and an ozone reduction module connected to the control module, wherein the ozone concentration detection module is arranged at a purification air outlet of the air purification module and is located between the air purification module and the ozone reduction module; the air purification module is used for purifying air; the ozone concentration detection module is used for detecting ozone concentration of ozone generated by operation of the air purification module; the ozone reduction module is used for reducing ozone generated by operation of the air purification module according to a starting command of the control module when the detected ozone concentration is greater than an ozone concentration threshold value; and the control module is used for controlling opening and closing of the air purification module, the ozone concentration detection module and the ozone reduction module and is further used for sending the starting command to the ozone reduction module when the detected ozone concentration is greater than an ozoneconcentration threshold value. By using the intelligent air purifier, the ozone concentration in air can be reduced.

The invention discloses a sterilization device for microbe fermentation water, which comprises a water treatment system and an ozone set, wherein the water treatment system comprises a water storage tank; a first liquid outlet pipe communicated with a gas-liquid mixing pump and a sterile pipeline communicated with a fermentation tank are arranged below the water storage tank; a liquid outlet of the gas-liquid mixing pump is provided with a second liquid outlet pipe communicated with a gas-liquid separation tank; one side of the gas-liquid separation tank is provided with a third liquid outlet pipe communicated with the water storage tank; and the ozone set comprises an oxygenerator and an ozone machine communicated with the oxygenerator through a pipeline. Besides, the invention also discloses a method for sterilizing microbe fermentation water by using the device. When being used for sterilizing the microbe fermentation water, the device and method satisfy the requirement of pure culture fermentation of microbes, saves the steam consumption required by culture medium sterilization, and has the advantages of low energy consumption, no pollution, high economy and high reliability.

The present invention provides an air filtration cartridge 1 suitable for use in the treatment of air in a forced airflow air supply system. The cartridge 1 comprises an inner casing 2 having an upstream stage 3 defining a chamber 4 having an inlet 5 for receiving a forced airflow 6. The chamber 4 has an outlet 7 which leads into a downstream stage 8 comprising a filter holder and mounting a high airflow electrostatic filter. Inside the chamber 4 is a low power coronal discharge ozone generator device 10.