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171 results about "Air Ionization" patented technology

The dissociation of molecules in the air into positive and negative ions under the influence of an electric field.

High-efficiency labyrinth type air treatment device

The invention relates to a high-efficiency labyrinth type air treatment device. The high-efficiency labyrinth type air treatment device is characterized in that a dust collecting unit is arranged in an air duct of a shell of the air treatment device and consists of at least more than one groups of dust collecting plates which are mutually and correspondingly intersected and arranged and charged positively (negatively); a labyrinth-shaped semienclosed air flow channel is formed in the dust collecting unit and is internally provided with a discharge transmitting end (wire) of an air ionization generator and a fan; and further the air is suctioned to be ionized close to the discharge transmitting end (wire) of the air ionization generator by means of the fan so as to enable the heterogeneous particles of the air to be charged positively (negatively), enable the heterogeneous particles charged positively (negatively) of the air to enter the labyrinth-shaped air flow channel in the dust collecting unit, enable the air to generate circuity in the labyrinth-shaped air flow channel in the dust collecting unit to collide with the dust collecting plate charged positively (negatively) and disturb the normal flowing state of the heterogeneous particles of the air, therefore, the purposes of changing the air flowing direction and improving the dust collecting effect of the dust collecting unit are achieved.
Owner:吴福吉

Three-dimensional display and imaging device and three-dimensional display and imaging method for laser-excited air ionization

InactiveCN104849868AImprove divergence angleTo achieve the purpose of collimationOptical elementsAir IonizationDirect imaging
The invention relates to a three-dimensional display and imaging device and a three-dimensional display and imaging method for laser-excited air ionization. A beam expanding lens is distributed at the output end of a light path of a laser machine; a 3D dynamic focusing system is arranged at the light path output end of the beam expanding lens; a high-speed scanning system is distributed at the light path output end of the 3D dynamic focusing system; a telecentric scanning field lens is distributed at the light path output end of the high-speed scanning system and is over against an imaging area. Ultra-short pulse laser is focused in air for ionizing air to emit light; the 3D dynamic focusing and scanning field lens is used for quickly scanning for enabling single point to form a three-dimensional appearance outline through a vision persistence principle, so that direct imaging is performed in air and the three-dimensional outline is directly formed in air; during practical application, a plurality of systems can be synthesized for use according to the size; or different colors can be emitted according to different laser-ionized gases, and colorful imaging is performed through laser and gas synthesis.
Owner:SUZHOU DELPHI LASER

Anti-biological blocking device for drip irrigation system

The invention relates to an anti-biological clogging device for a drip-irrigation system. The drip-irrigation system is started, an air intake brake valve is opened, an ozone generator is started, and compressed water which comes from the head part of the drip-irrigation system is sprayed at high speed from a jet orifice of a jet nozzle so as to form the negative pressure in a gas injection cavity; and under the action of the negative pressure, the ozone generator ensures that ozone generated through air ionization enters the gas injection cavity through the air intake brake valve, a check valve and an air inlet pipe along with the air filtered by an air filter, and enters an oscillating cavity for vortex oscillation, stirring and aerification along with the high-speed water flow sprayed by the jet nozzle so as to form 'ozone water' of which gas and liquid are distributed uniformly, and the 'ozone water' enters the drip-irrigation system to kill microorganisms in flow channels and cansynchronously inhibit crop root systems from growing toward the direction of a water outlet of a drip irrigation emitter in an underground drip-irrigation system, so that the aim of biological clogging resistance of the drip-irrigation system is fulfilled. Compared with a method of injecting a chemical agent into irrigation water, the invention has the advantages that: the residue of harmful substances which can pollute the environment is not produced, and the risk of using dangerous chemical agents is avoided.
Owner:FARMLAND IRRIGATION RES INST CHINESE ACAD OF AGRI SCI

Charging station charging system for super-capacitor vehicle and control method

The invention relates to a charging station charging system for a super-capacitor vehicle. The system comprises a controller, a rectification module, a high-frequency converter module, a direct current circuit breaker, charging station anode and cathode guide rails as well as two pressure sensors mounted on the charging station anode and cathode guide rails respectively, wherein when the pressure values of the two pressure sensors are both larger than or equal to a set initial pressure value, the controller outputs a switching-on signal for the direct current circuit breaker, after the direct current circuit breaker is switched on, the controllers sends a high-frequency converter module starting signal, and charging of the super-capacitor vehicle is started. When the pressure value of one or two of the pressure sensors is smaller than the set value, charging of the super-capacitor vehicle is stopped. The charging station anode and cathode guide rails can be supplied with power only when the measured pressure value is larger than or equal to the set initial pressure value, and charging during pantograph rising and arcing during pantograph descension because of air ionization are avoided. The invention further relates to a control method of the charging station charging system for the super-capacitor vehicle.
Owner:XIANGTAN ELECTRIC MFG CORP LTD

Automatic electrostatic spraying device

The invention discloses an automatic electrostatic spraying device which comprises a spraying chamber and a drying chamber. A disc and a lift are arranged in the spraying chamber. A workbench, a control box, a draught fan, a conveyor belt and a conveying pump are arranged outside the spraying chamber. The workbench is arranged below the conveying pump and connected with the conveying pump through a coating conveying pipe. The coating conveying pipe penetrates the conveying pump and then is connected with the lift. The conveyor belt penetrates the spraying chamber and the drying chamber and is provided with workpiece hooks. A workpiece is hung on the hooks. A high-pressure power line and an air pipe are connected to the lift. A spray gun is arranged on the lift and connected with a high-pressure negative electrode. The workpiece is connected with a high-pressure positive electrode and grounded. By means of an automatic electrostatic spraying device, an electrostatic field is formed between the spray gun and the workpiece, an air ionization region is formed by electric field force borne by coating particles and the electrostatic field, corona discharge is generated, and the coating particles move to the surface of the polarity-conductive workpiece and are deposed on the surface of the workpiece to form an even coating film.
Owner:重庆明治百通机械制造股份有限公司

Oxygen-rich negative ion energy-saving filter

The invention relates to an oxygen-rich negative ion energy-saving filter. Air is ionized by means of high-frequency pulsed electric fields, the air is separated to form positive ions and negative ions, and electrons are separated to form free electrons. The positive electric fields and the negative electric fields are used for separating the positive ions and the negative ions in an attracting mode, and meanwhile, the positive electric fields are combined through a high-intensity permanent magnet, and a magnetic field and electric field twin-stage effect is generated. When the positive electric fields attract the negative ions, the magnetic field attracts oxygen in the air and the free electrons generating a spinning magnetic field after being separated to be gathered, so that oxygen-rich negative ion air flow is formed and used for combustion supporting, energy conservation and emission reduction of engines. Combustion is promoted, the efficiency is improved, and fuel is saved by 3-10%; combustion and evaporation are accelerated, and the burnout rate is increased; combustion is diffused, and the engines are stable in combustion; carbon deposition is reduced, and the service life of the engines is prolonged; polluted exhaust gas and emission are reduced; and an ordinary combustion-supporting air-preheating separation link is omitted, and heat loss is reduced.
Owner:ZIBO S & N MAGNET MFG

Integrated composite air purifier and air purification method

The invention belongs to the technical field of indoor air purification, and specifically relates to an integrated composite air purifier. The integrated composite air purifier comprises a shell, a perforated air outlet plate, an air inlet mechanism and a purification mechanism; the air inlet mechanism comprises a fan casing and an eddy fan; the purification mechanism comprises an active carbon retainer, an airflow sealing plate, an upper active carbon fixed plate and a discharge dust collection module; and the discharge dust collection module comprises an active carbon pole plate and a discharge pole plate. The invention further relates to an air purification method, comprising the steps of corona discharge and air ionization, ionization degradation of particulate matter charges and VOCs gas molecules, charged particulate matter deposition and VOCs oxidative degradation. An electrostatic dust collection technology, a radial-flow active carbon dust collection electrode, an active carbon adsorption technology and an ozone catalytic oxidation technology are integrated into a separate process, and the adsorbed VOCs are continuously degraded by using ozone, so that the active carbon in the purifier can keep efficient adsorption performance for VOCs for a long term, secondary pollutants caused by ozone are avoided, and pollutants are really transformed from traditional collection to purification degradation.
Owner:SHENZHEN LEADNOVEL ENVIRONMENTAL PROTECTION ENG CO LTD

Ion generator and neutralizer

The present invention is relating to an ion generator and an ionizer, in which the ion generator can obtain stable ion generation even if the electrode and the power supply slightly change, satisfies voltage and frequency conditions for realizing an ozone concentration less than 50 ppb as an allowable concentration. The ion generator of the present invention is characterized as a fan-type ion generator including a dielectric body, a discharge electrode having fine protrusions arranged on the surface of this dielectric body, and an induction electrode arranged on the back surface of the dielectric body, comprising: an ion element in which by applying a sinusoidal AC high voltage to the discharge electrode, a potential difference from the induction electrode is generated, plasma is formed on the surface of the dielectric body, and positive ions, negative ions, and ozone are produced according to air ionization; and a fan which generates an airflow with respect to the discharge electrode, wherein the peak-to-peak voltage is not less than 3.5 kV and not more than 7 kV, the frequency f, and the relationship between the voltage V and the frequency f satisfies a specific parameter. And, the ionizer of the present invention is characterized that ionization is performed by using the above mentioned fan-type ion generator.
Owner:NAT INST OF ADVANCED IND SCI & TECH

High-throughput processing device and method for metal surfaces through spatial and temporal focusing on femtosecond laser

The invention discloses a high-throughput processing device and method for metal surfaces through spatial and temporal focusing on femtosecond laser. According to the core of the method, spatial shaping is carried out on femtosecond laser pulse by utilizing a spatial and temporal focusing technique; a femtosecond laser focusing spot is controlled to realize a large size and air ionization is effectively avoided; and high-throughput structure processing on the surface of a metal material is realized. Compared with a common spatial focusing method, the method has the advantages that the nonlinear self-focusing effect of a femtosecond laser beam at focus can be effectively inhibited through the interaction between the femtosecond laser pulse after being subjected to spatial and temporal focusing shaping and the material, so that the influence of nonlinear processes such as self focusing, photo ionization and the like on the surface structure processing quality of the metal material is avoided. The processing device and method disclosed by the invention have the characteristics of being simple, effective and high in speed, are capable of realizing high-throughput fine structure processing and have an important potential application value in the fields of laser surface processing and marking and the like.
Owner:SHANGHAI INST OF OPTICS & FINE MECHANICS CHINESE ACAD OF SCI
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