1831results about "Electrodes cleaning" patented technology

The disclosed electrostatic precipitator cartridge for a tower air cleaner in accord with the present invention is low-cost, because constructed of injected molded plastics material and stamped and extruded metal components. It is easy to clean, not only because it's constitutive metal parts and plastic components are machine washable but also because the cartridge as a whole is machine washable, the pieces and components are designed and arranged to prevent intracartridge fluid buildup or retention after washing, thereby eliminating any electrical shorting or arcing or other undesirable phenomena resulting therefrom that could interfere with the operation of the electrostatic filter cartridge. It is mechanically stable and has high particulate collection efficiency because it's ionizer bars have a predetermined preferably air foil shape that provides improved ionization efficiency and that imparts improved torsion stability rendering it possible to provide taller electrostatic filter cartridges and / or greater cleaning power.

An improved filter element for use in an electrostatic precipitation air cleaning device, the filter element including rod electrodes arranged through a stack of alternating fluted plastic sheets and plate electrodes. Successive plate electrodes are arranged to make contact with an alternating one or the other of the rod electrodes. The plate and rod electrodes may be composed of high impedance materials such as paper and plastic, respectively. An arrangement for removably inserting a filter element into an air cleaning device is provided. The arrangement also removably provides electrical connectivity between the filter element and the air cleaning device. The filter element can thus be readily removed and re-installed by a user.

An electro-kinetic air conditioner for removing particulates from the air creates an airflow using no moving parts. The conditioner includes an ion generator that has an electrode assembly including a first array of emitter electrodes, a second array of collector electrodes, and a high voltage generator. Preferably, a third or leading or focus electrode is located upstream of the first array of emitter electrodes, and / or a trailing electrode is located downstream of the second array of collector electrodes. The device can also include an interstitial electrode located between collector electrodes, an enhanced collector electrode with an integrally formed trailing end, and an enhanced emitter electrode with an enhanced length in order to increase emissitivity.

A system massages a user's feet and generates an electro-kinetic airflow that contains safe amounts of ozone that can deodorize the user's feet or socks. The system includes an ion generator comprising a high voltage pulse generator whose output pulses are coupled between left and right first and second electrode arrays. Preferably the first electrode array includes first and second pointed electrodes, and the second electrode array includes annular-like electrodes having a central opening coaxial with the associated pointed electrode. Preferably the annular-like electrodes are formed from a single sheet of metal by extrusion or punching such that the surface of the annular-like electrodes is smooth and continuous through the opening and into a collar region through which the air flows. Particulate matter in the ambient air electrostatically adheres to the smooth continuous surface of the annular-like electrodes.

An electro-kinetic air conditioner for removing particulates from the air creates an airflow using no moving parts. The airflow is subjected to UV radiation from a germicidal lamp within the device. The conditioner includes an ion generator that has an electrode assembly including a first array of emitter electrodes, a second array of collector electrodes, and a high voltage generator. The device can also include a third or leading or focus electrode located upstream of the first array of emitter electrodes, and / or a trailing electrode located downstream of the second array of collector electrodes, and / or an interstitial electrode located between collector electrodes, and / or an enhanced emitter electrode with an enhanced length in order to increase emissivity.

A method and apparatus for the separation of particles from a flow of gas, where both large, heavy and small, light particles can be separated off from the gas by means of the combined effect of an electrostatic attraction force and a centrifugal force in a centrifugal separator (10) of the type that comprises a rotor (14) that has a plurality of adjacent surface elements (16) with intermediate gas flow gaps (48) and that is mounted in such a way that it can rotate in a surrounding casing (12), which casing has an inlet (18) for unclean gas and an outlet (22) for clean gas and an outlet (24) for separated-of f particles. A charging unit (44) ionizes the particles upstream of the rotor (14). An electrical field is generated between adjacent surface elements (16) of the rotor in order to attract the ionized light particles towards a face of the surface elements by means of the electrostatic force. By means of the centrifugal force created by the rotor, the particles that have accumulated on the surface elements are thrown towards the inside of the casing and are led out through the outlet.

A spot ventilator and method for spot ventilating a localized environment of a building is provided. The spot ventilator includes a passage and at least one corona discharge apparatus. The passage extending between an inlet positioned in the localized environment and an outlet. The at least one corona discharge apparatus positioned in relation to the passage such that a fluid from the localized environment is drawn into the passage through the inlet and is expelled through the outlet. The method of ventilating a localized environment of a building includes the steps of sensing a first change in the localized environment, energizing a corona discharge apparatus to produce an electric wind, drawing air from the localized environment into a passage via the electric wind and expelling the air from the passage through the outlet.

An electro-kinetic air conditioner for removing particulates from the air creates an airflow using no moving parts. The airflow is subjected to UV radiation from a germicidal lamp within the device. The conditioner includes an ion generator that has an electrode assembly including a first array of emitter electrodes, a second array of collector electrodes, and a high voltage generator. The device can also include a third or leading or focus electrode located upstream of the first array of emitter electrodes, and / or a trailing electrode located downstream of the second array of collector electrodes, and / or an interstitial electrode located between collector electrodes, and / or an enhanced emitter electrode with an enhanced length in order to increase emissivity.

An electro-kinetic air conditioner for removing particulates from the air creates an airflow using no moving parts. The airflow is subjected to UV radiation from a germicidal lamp within the device. The conditioner includes an ion generator that has an electrode assembly including a first array of emitter electrodes, a second array of collector electrodes, and a high voltage generator. The device can also include a third or leading or focus electrode located upstream of the first array of emitter electrodes, and / or a trailing electrode located downstream of the second array of collector electrodes, and / or an interstitial electrode located between collector electrodes, and / or an enhanced emitter electrode with an enhanced length in order to increase emissivity.

Porous polymeric membranes formed from a hydrophobic polymer, such as halar having membrane pores of a size sufficient to permit gas and / or vapor permeation 0.05 μm to 5 μm without permitting the flow of a hydrophilic fluid across the membrane. Pore distribution is uniform and porosity is high, in some cases up to 80%. Membranes may be in the form of a flay sheet or hollow fibre for example and can be used in a variety of applications such as stripping HF gas, degassing of caustic solution, chlorine gas / alkaline filtration, degassing tap water to remove dissolved chlorine. Processes used to make such membranes can be carried out using relatively non toxic solvents such as citric acid ethyl ester or glycerol triacetate.

A cyclone dust collecting apparatus comprises a first cyclone for centrifuging dust from drawn-in air; one or more second cyclones for separating dust from air which is passed through the first cyclone; and an electrode unit mounted to at least one of the first and the second cyclones.

An air cleaner electrode assembly includes an elongated collector electrode and a plurality of elongated discharge electrodes arranged around the collector electrode. A fan may move air in a direction parallel to a length of the electrodes. The collector electrode may have a plurality of distinct faces where at least one discharge electrode is associated with a corresponding face. A cleaning shuttle may be configured to ride on and remove debris from the elongated electrodes. A voltage differential across the electrodes and the fan speed may be adjusted independently of each other.

An air filtration system includable in and for HVAC equipment includes one or more intense field dielectric filter units and a field charging unit retained in a support structure or cabinet by a removable door which includes control circuitry and contactors engageable with corresponding contact members on a filter unit and the field charging unit for supplying high voltage DC potential to the respective units. Each filter unit includes a filter core comprising a stacked array of filter elements formed of dielectric sheets interconnected by elongated spaced apart ribs forming flow passages. The field charging unit and the filter units are removable from the support or cabinet for cleaning or replacement by opening or removing the door. An interlock switch and a field shorting mechanism are actuated during servicing or replacement of the system components.

A method and apparatus are provided for reducing significantly or to zero the waste effluent from a system including a boiler and a wet electrostatic precipitator, the waste effluent comprising blow down water discharged by the boiler during a blow down operation and bleed water discharged by the wet electrostatic precipitator. The method comprises collecting the blow down water, providing the collected blow down water to the wet electrostatic precipitator as a makeup water supplement, evaporating a portion the bleed water and leaving residual bleed water, providing the evaporated bleed water to the wet electrostatic precipitator as a further makeup water supplement, and using the residual bleed water to quench ash produced by combustion of solid fuel by the boiler. The apparatus includes an evaporator that provides direct contact between hot boiler flue gas and the bleed water such that a portion of the flue gas is quenched before being provided to the wet electrostatic precipitator.

In an apparatus for the purification of a gas which apparatus includes a three section conduit withan ionization and cleaning section in which particles contained in water-saturated air are ionized and then conducted through a chamber with grounded walls so that part of the particles are deposited on these walls,an additional cleaning section which includes grounded tubes past which the gas is conducted to remove additional charged particles anda filter section in which dry remaining fine particles are removed from the gas stream,the deposited particles are flushed from all three sections and the flushing water including the particles is cleaned and recycled.

A cyclone dust collecting apparatus comprises a first cyclone for centrifuging dust from drawn-in air; one or more second cyclones for separating dust from air which is passed through the first cyclone; and an electrode unit mounted to at least one of the first and the second cyclones.

An improved ventilating range hood includes a sheet metal collecting hood, vented to the outdoors; a variable speed, electronically controllable fan, mounted in such a way as to draw air from a cooking area and out through said vent of said collecting hood; a plurality of air quality sensors capable of detecting both comfort factors and the presence of hazardous substances in the air; an embedded control algorithm which examines the composite output of said discrete air quality sensors, as well as, the trend information and determines from said information an instantaneous ventilation requirement, and a control signal, derived from said algorithm to regulate the fan speed level such that every combination of discrete air quality sensor conditions will have a unique associated fan speed level based on said ventilation requirement. The air quality sensors may include sensors for temperature, humidity, carbon monoxide, smoke, etc.

Provided is a method for preparing a fluid containing size-controlled particles that is optimized with respect to use of a target fluid as a matrix fluid under conditions approximating actual conditions. In a preferred embodiment, size-controlled SiO2 particles are obtained by mixing and dispersing SiO2 starting particles having various sizes in a N2 carrier gas followed by fractionation with a fractionator. The size-controlled particles are electrostatically collected by a porous member from the carrier gas flow. Ultrasonic vibrations are then applied to the porous member while a HCl matrix fluid flows through the porous member loaded with the size-controlled particles. This causes release of the size-controlled particles from the porous member and their admixture and dispersion into the HCl matrix fluid.

Embodiments of the present invention are directed to a method and apparatus for moving air using an air-conditioning system therein, whereby the air-conditioning system preferably includes at least one emitter electrode, at least one collector electrode, at least one driver electrode disposed adjacent to the collector electrode, and / or at least one trailing electrode positioned downstream of the collector electrode. The collector electrode and the driver electrode are removable from the device. In one embodiment, the driver electrodes are removable from the device and / or the collector electrode. The ability of remove the collector electrode as well as driver electrode allow for easy cleaning of the electrodes. In one embodiment, the present device includes a removable exhaust grill upon which the driver electrode and / or the trailing electrode are coupled to. The removable grill allows the user to easily clean the driver electrode without having to remove the collector electrode.

An air conditioning device for heating and / or an environment is provided. The air conditioning device includes a heat exchanging apparatus, a passage, and a corona discharge apparatus. The passage is in thermal communication with the heat exchanging apparatus and extends between an inlet and an outlet. The corona discharge apparatus is disposed within the passage to draw a fluid from the environment into the passage through the inlet, move the fluid through the passage to permit the heat exchanger to remove or heat the fluid, and expel the fluid through the outlet into the environment. As such, the environment is cooled or heated. Embodiments of the present invention include package terminal air conditioners (PTACs), room air conditioners (RACs), and mini-split heating and cooling systems.

Positive and negative electrode needles, an air-blowing outlet, and a protection cover for covering these electrode needles and the air-blowing outlet are attached to an electrode cartridge which is attached to a housing, and an air-blowing hole positioned in front of the air-blowing outlet in a concentric manner therewith, for blowing out air from the air-blowing outlet toward the outside, and two air-flowing-out holes positioned in a concentric manner with the respective positive and negative electrode needles, and respectively surrounding outer peripheries of respective tip end portions of respective electrode needles via respective gaps for flowing out the air are formed in the protection cover.

The invention relates to an electrostatic precipitator of an efficient dust collecting electrode, comprising a shell which is provided with an airflow inlet and an airflow outlet. A discharge electrode and a dust collecting electrode are arranged in the shell. Wherein, the dust collecting electrode comprises a hollowed-out metal shell, and a dust collecting plate or a dust collecting sphere or an alveolar porous plate which is filled in the shell and manufactured by porous metallic foams or porous foam plastics processed via conductive treatment, and the dust collecting plate or the dust collecting sphere moves between an integration chamber and a dust cleaning chamber. The electrostatic precipitator of the efficient dust collecting electrode of the invention selects the porous metallic foams or the porous foam plastics processed conductive treatment, to manufacture a flat type, a granular type or an alveolar porous type to fill in the shell of a metal framework or a reticular formation to manufacture the dust collecting electrode with different structures such as rotary type, flat brattice type, circular flow type and so on, and at the same time separates a dust collecting area and a dust cleaning area to make dust collection efficiency of the electrostatic precipitator reach to more than 99.99%. The dust collecting electrode of the invention is particularly applicable to the last stage of the electrostatic precipitator, wherein, after dust abatement, dust content of the gas per cubic meter is less than or equal to 10mg.

An ion generating apparatus 1 has an electric cleaning mechanism 79 for burning out attachment adhered on an ion generating electrode 7 by electric heating. Adhesion of dirt and the like onto the end portion of the electrode where an electron generation field concentrates will considerably ruin the ion generation efficiency. So that burning out of attachment adhered onto the end portion 7a of the ion generating electrode 7 using the electric cleaning mechanism 79 is extremely effective in terms of avoiding such nonconformity. Object of the cleaning will be attained to a sufficient degree if only the dirt adhered onto the sharpened end portion of the electrode 7, which is responsible for the ion generation, is selectively removed, which is also advantageous in simplifying the apparatus since there is no need to excessively raise the electric heating capacity of the electric cleaning mechanism 79.

A cleaning mechanism for a wire electrode of an air purifier device includes a base, a post having a first end attached to the base and a second end accessible from a location external the housing, a cleaning plate assembly attached to the base, wherein the cleaning plate assembly frictionally contacts the wire electrode when moved relative to the wire electrode. The cleaning plate assembly is movable within the housing when the second end of the post is moved from a resting configuration to a cleaning configuration.

A carbon separation and collection device used for a high performance dust collector includes a water supply tube, a water pump, a high pressure negative electrode discharge device, a high pressure positive electrode discharge device, a rotary brush, a removing plate, a carbon collector, a liquid tank, and a speed change device and an exhausting tube. The two discharge devices serve to achieve a function of electrolyte. When the cleaning liquid with carbon flows into the water supply tube by using the water pump. The carbon is adhered to the high pressure positive electrode discharge device. The high pressure positive electrode discharge device is driven to rotate by the speed change device. The carbon is moved from the high pressure positive electrode discharge device by the rotary brush and removing plate. Then, the removing carbon drops into the carbon collector.

An electro-kinetic air conditioner for removing particulates from the air creates an airflow using no moving parts. The airflow is subjected to UV radiation from a germicidal lamp within the device. The conditioner includes an ion generator that has an electrode assembly including a first array of emitter electrodes, a second array of collector electrodes, and a high voltage generator. The device can also include a third or leading or focus electrode located upstream of the first array of emitter electrodes, and / or a trailing electrode located downstream of the second array of collector electrodes, and / or an interstitial electrode located between collector electrodes, and / or an enhanced emitter electrode with an enhanced length in order to increase emissivity.

The invention discloses a rotating anode electrostatic precipitator, comprising a rotating anode device, a cathode ray and a rotary steel brush ash-cleaning mechanism, the rotating anode device comprises a drive roller, a driven roller, a drive sprocket which connects the drive roller and the driven roller, a drive chain and an anode plate which is connected on the drive chain, the heteropolar distance between the anode plate and the cathode ray is 200mm or 230mm or 260mm; the driven roller adopts a free suspension structure and can ensure the automatic centering of the driven roller and the free tightening of the drive chain; the rotary steel brush ash-cleaning mechanism comprises at least one pair of ash-cleaning brush components which rotate reversely, the central distance of each pair of the ash-cleaning brush components which rotate reversely is continuously adjustable, and movable sealing devices are arranged at two ends of each ash-cleaning brush component. The rotating anode electrostatic precipitator simultaneously takes into account of secondary blowing dust, dust-removing effect, occupied area and equipment cost. An electric field can operate efficiently and stably, the cost and the equipment load are reduced, and the service life is simultaneously prolonged.