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8128869 |
Air sanitization system with variable speed fan
An air sanitization system including a reactive oxygen species generator, a variable speed fan, a pathogen sensor and a controller. The reactive oxygen species generator generates reactive oxygen...
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7947110 |
Methods for operating a filtration system
A method of operating a filtration system that filters flue gas, which includes particulate matter and a gaseous pollutant. The filtration system may include a fabric filter, which is cleaned with...
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7862649 |
Particulate matter detection device and particulate matter detection method
A particulate matter detection device includes a collection electrode that collects the particulate matter, a discharge electrode that allows a corona discharge to occur when a voltage is applied...
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7857892 |
Air pollution sensor system
The disclosure relates to an air pollution sensor system incorporated in an enclosure, the enclosure including an air handling system inside an air duct, the air duct enabling a communication...
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7833310 |
Air filter, elevator having the same and air conditioning control method thereof
An air filter, an elevator having the same, and an air conditioning control method thereof purify the air inside the elevator to make the air safe and pleasant using a micro plasma ion generator...
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7811363 |
Air purifier with carbon dioxide sensor
Provided is an air purifier, including: a body having an air inlet and an air outlet, a blower, an electric control box, an electrostatic absorption device and a carbon dioxide sensor. The air...
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7785403 |
Air purifier
An air purifier includes a main frame, a discharging device, a dust collection device and a voltage generator. The discharging device has a discharging portion and is installed in the main frame....
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7569100 |
Air purification device
An electric power supply of a discharge device which generates a streamer discharge is provided with a discharge control part. By virtue of the discharge control part, the discharge electric power...
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7540900 |
Air clarifying apparatus and air clarifying method
The air clarifying apparatus includes a negative ion generator and an indoor air circulator. It further includes an ozone generator having a capability of maintaining the average concentration...
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7435287 |
Air cleaner having separate modules for collector plates and ionizing wires
An air cleaner is provided that includes one or more ionizing panels having at least one ionizing wire in connection with a voltage source. One or more collector cells separate from the one or more...
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7435288 |
System for filtering particulate matter of diesel particulate filter
The present invention relates to a system for effectively filtering particulate matter from exhaust gas. Exemplary embodiments of the invention provides a system for capturing diesel-powered...
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7381245 |
System for influencing and treating the air of at least one room
An arrangement for treating room air has a first air quality sensor in an external air conduit of an air conditioning device. An ionization apparatus, an ozone sensor, an air humidity sensor, an...
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7316728 |
Method and apparatus for treating fluids
The present invention is directed to an apparatus for combining a component from a fluid composition with a reactive fluid. The apparatus includes a hollow fiber contactor (142) having a plurality...
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7316734 |
Volatile organic compound treatment apparatus
A volatile organic compound treatment apparatus including an adsorber coming into contact with a gas to be treated and adsorbing volatile organic compounds; a plurality of pairs of electrodes,...
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7300493 |
Apparatus and method for controlling air cleaning
Disclosed is an apparatus and method for controlling an air cleaning. The apparatus includes an air cleaning element, an AC high-voltage generator and a control unit. The air cleaning element...
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7276103 |
Method and device for separating molecules having different excitation spectra
The invention relates to a method for the separation of molecules having different excitation spectra, which form components of a gas. The molecules are excited by laser pulses in a way that the...
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7235120 |
Electrostatic aerosol filtering apparatus
A battery (16) drives an electric motor (17) which in turn drives a fan (18). A circuit board (20) controls the operation of the motor and fan to maintain the flow rate. Air is drawn through an...
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7208030 |
Suspended particulate analyzer
An apparatus analyzes components of particulate materials suspended in air. The apparatus includes a container into which the air is introduced, a discharging electrode arranged in the container to...
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7097689 |
Process and system for purifying gases
A process and system for purifying an impure gas to produce a purified gas in a gas purification system and protecting the system from damage by a) passing a portion of a first gas stream into a...
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7041153 |
Method of measuring floating dusts
In a method of measuring particles floating in an atmosphere, the atmosphere containing the particles is sucked into a container, ions are generated from a discharge electrode disposed in the...
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6989049 |
Airborne conductive contaminant handler
An example airborne conductive contaminant handling system is described. The airborne conductive contaminant handling system may include a handling circuit that is configured to selectively pass an...
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6923848 |
Collecting apparatus of floating dusts in atmosphere
A collecting device for collecting particles floating in the atmosphere includes a collecting container; a pump for sucking the atmosphere into the collecting container; a discharge electrode...
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6723151 |
Gas removal method and gas removal filter
A gas removal filter has an ion exchanger for adsorbing a gas and at least a pair of electric resistance measuring electrodes disposed on the ion exchanger. By measuring a change in the electric...
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6623544 |
Air purification system and method of operation
A housing for purifying an air flow moving through it provides a reception space for receiving the air flow. The air is treated with mechanical filtration of particles larger than approximately 2...
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6375714 |
Device and process to produce active oxygen ions in the air for improved air quality
The invention relates to a device for producing active oxygen ions in the air for improved air quality, comprising at least one air ionizer and an electric transformer producing sufficient...
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6350303 |
Solid powder trapping system
A solid powder trapping system for filtering out solid powder from a mixture of gaseous reactants that also includes a device capable of determining the degree of powder accumulation inside the...
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6312507 |
Electro-kinetic ionic air refreshener-conditioner for pet shelter and litter box
A hand-holdable electro-kinetic electro-static ionic air refreshener-conditioner for a pet shelter or litter box includes a self-contained ion generator that provides electro-kinetically moved air...
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6245299 |
Modular dielectric barrier discharge device for pollution abatement
A device (10) for purifying a gas stream (30) made up of a plurality of DBD cells (12a, 12b, 12c) in series and, for each of the DBD cells (12a, 12b, 12c), a power supply (24a, 24b, 24e) for...
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6120580 |
Method for testing systems designed for NOx reduction in the combustion of carbonaceous fuels
A method for the in-situ predetermination of the effects of NOx reduction systems on selected components. This determination can yield quick, inexpensive and accurate results for a number of...
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6017381 |
Field effect auxiliary gas cyclone (FEAGC) and method of using
Collection of particles from a gas stream and the separation of dissimilar particles from a gas stream by a field effect auxiliary gas cyclone (FEAGC) is enhanced by providing an inductive field...
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5961919 |
Deodorizing and sterilizing device having catalyst deterioration sensing function
A deodorizing and disinfecting apparatus having catalyst deterioration detection function of the present invention comprises: an air supply portion for inhaling air inside; an ozone generating...
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5922103 |
Automatic gas conditioning method
An air pollution control system using a novel control system is disclosed. The control system is particularly useful with a gas conditioning tower ("GCT") which uses a spray from a two-fluid nozzle...
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5795367 |
Method of and apparatus for reducing sulfur in combustion gases
A method for reducing the sulfur content in combustion gases from burning coal includes the steps of applying opposite electrostic charges to fuel particles and to reaction particles, and mixing...
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5759487 |
Method and apparatus for sterilizing and collecting dust in an air conditioner
The invention relates to an apparatus for sterilizing and collecting indoor pollutants and a method thereof, and more particularly to an apparatus and a method for sterilizing indoor floating...
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5757660 |
Scrubber control system and method
A wet scrubber control system is configured with a pH sensor and a conductivity sensor in the return solution, and with a conductivity sensor in the feed solution. Concentration of the scrubbing...
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5681375 |
Boiler flue gas conditioning system using dilute sulfuric acid injection
Disclosed is an improved system for treating boiler flue gas to improve the removal of particulate matter contained therein by electrostatic precipitation. The improved system includes a source of...
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5678493 |
Boiler flue gas conditioning system
A flue gas conditioning system generates sulfur trioxide which is injected into boiler flue gas to condition it by reducing the resistance of the particulate matter entrained in the flue gas. The...
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5567226 |
Apparatus and method for enhancing the performance of a particulate collection device
The present invention provides an apparatus and method to improve the performance of a variety of particulate collection devices. Gaseous ammonia is injected by one or more injectors into a waste...
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4987839 |
Removal of particulate matter from combustion gas streams
Unburned particulate matter is removed from a combustion gas stream by adding a conditioning agent to modify the resistivity of the particulate matter and passing the conditioned combustion gas...
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4690694 |
Method of automatically controlling an electrostatic precipitator
In an electrostatic precipitator which is supplied with energy in the form of d.c. voltage pulses or of a d.c. voltage and superposed pulses, the energy supply is optimized and reverse corona...
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4624685 |
Method and apparatus for optimizing power consumption in an electrostatic precipitator
A process for optimizing the power consumption of electrostatic precipitators communicating with a boiler or the like includes a load indexed signal fed forward to a field power controller to...
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4613346 |
Energy control for electrostatic precipitator
To control an electrostatic precipitator towards minimum energy consumption at a given efficiency the dust content in the exit air of the precipitator is measured and the efficiency of the...
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4490159 |
System and method for controlling energization of electrodes in electrostatic dust separators
A system and method for controlling energy input to a series of electrostatic dust separator devices having a common gas inlet and a common gas outlet. A detector unit is disposed in the gas outlet...
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4284417 |
Method for controlling electric power supplied to corona generating electrodes in an electrostatic precipitator
In a system for controlling electric power supplied to corona-generating electrodes in an electrostatic precipitator (10), an opacity-sensitive transducer (20) produces an output signal...
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3989482 |
Method for the removal of dust from exhaust gases
A stream of raw material is passed through a preheater to a furnace and a stream of exhaust gases from the furnace is passed through the preheater to preheat the raw material. Dust is...
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3973927 |
Process and installation for creating optimum climatic conditions in a room by air purification and ionization control
The present invention provides a process and apparatus for electro-control of climatic and ion conditions and ion enrichment of air, for establishing optimal climatic conditions in buildings, rooms...
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3668833 |
APPARATUS AND METHOD FOR INCINERATING RUBBISH AND CLEANING THE SMOKE OF INCINERATION
This specification discloses apparatus for carrying out a method of incinerating rubbish and cleaning the resultant smoke. The apparatus comprises essentially a fire pit, a plenum where smoke is...
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3282514 |
Method for controlling the amount of liquid added to heat absorbing gases
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3237375 |
Method and apparatus for controlling gas filtering devices
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