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8157902 Non-thermal plasma particulate removal systems and methods thereof  
The present invention is broadly directed to non-thermal plasma-based systems for reducing the amount of particulate matter in a gas stream, as well as to methods for using such systems. The...
8007566 Electrostatic precipitator having a spark current limiting resistors and method for limiting sparking  
An electrostatic precipitator including: a collecting electrode in a gas passage; a discharge electrode in the gas passage and separated by a gap from the collecting electrode; a power supply...
7704302 Electrostatic precipitator having a spark current limiting resistors and method for limiting sparking  
An electrostatic precipitator including: a collecting electrode in a gas passage; a discharge electrode in the gas passage and separated by a gap from the collecting electrode; a power supply...
7625424 Air cleaner and shut-down method  
An air cleaner is provided according to an embodiment of the invention. The air cleaner includes a high voltage power supply configured to provide a high voltage to a collector cell and a shut-down...
7452403 System and method for applying partial discharge analysis for electrostatic precipitator  
A system for detecting partial discharge activity in an electrostatic precipitator is provided. The system includes one or more sensors configured to receive and transmit signals representative of...
7357828 Air cleaner including constant current power supply  
An air cleaner including a constant current power supply is provided according to an embodiment of the invention. The air cleaner includes a collector cell and a constant current power supply...
7258723 Particulate filter assembly and associated method  
A particulate filter assembly includes an electrode assembly, a particulate filter positioned in an electrode gap defined between two electrodes of the electrode assembly, a power supply...
7135131 Proton conductive membrane and production method thereof  
A proton conductive membrane according to the invention includes layered clay mineral powder which is a cation exchanger or an anion exchanger, and a crosslinking structure including an...
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...
7081152 ESP performance optimization control  
A gas separation apparatus which uses electrostatic precipitators and a DC power supply is controlled to optimally remove moderate to high resistivity ash. The DC power supply is pulse width...
7041157 Filter system for spreading soot particles from a stream of exhaust gas  
An apparatus for separating and converting exhaust particulates from a stream of exhaust gas, especially a diesel engine, into gaseous substances, in which the exhaust gas is guided through a...
5954966 Membrane composition and method of preparation  
The present invention relates to membranes useful in the separation of water from a solution containing volatile organic compounds and water. The membranes may be used in dehydrating an...
5471377 Process for controlling a power supply which supplies power to an electrostatic filter in which secondary circuit states are determined based on measured primary circuit values and in which short circuits are detected  
A filter short circuit is detected when the primary voltage of the high-voltage transformer drops below a specified minimum value and does not rise above the specified minimum value during a...
4860149 Electronic precipitator control  
A method and apparatus for controlling power to a preciptator 27. After each spark the power to the precipitator is reduced to zero, increased along a fast ramp 15 for a fixed period of time and...
4659342 Method of controlling operation of an electrostatic precipitator  
A method is disclosed for controlling the operating parameters of an electrostatic precipitator of the type having electrodes energized by pulses superimposed upon a DC-voltage. According to the...
4605424 Method and apparatus for controlling power to an electronic precipitator  
A method and apparatus for controlling power to a precipitator 27. After each spark the power to the precipitator is reduced to zero, increased along a fast ramp 15 for a fixed period of time and...
4290003 High voltage control of an electrostatic precipitator system  
There is provided a precipitator system including a voltage controller which produces from an alternating power source a variable output. This variable output drives a high voltage converter which...
3577708 SPARK INTERVAL RESPONSIVE PRECIPITATOR VOLTAGE CONTROL  
A method and digital circuit for modifying the voltage applied to the electrodes of a precipitator in accord with the elapsed time interval between the presently detected spark and the spark...
3504479 PRECIPITATOR CONTROL APPARATUS  
3443358 PRECIPITATOR VOLTAGE CONTROL  
Matches 1 - 20 out of 20