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Class 431/79 - Photoelectric sensor


Subclass of Class 431 - Combustion
Definition: Apparatus in which the sensor is a means responsive to electromagnetic
No. of applications: 19
Last issue date: 04/05/2012


Application No.Application TitleIssue Date
20120079969COMBUSTION CONTROLLER
The combustion controller controls the fuel and air that are supplied to the combustion furnace for burning substances, and addresses the aforementioned object by including: fuel supply unit for supplying fuel and air into the combustion furnace; air supply unit for sup...
04/05/2012
20110056416SYSTEM FOR COMBUSTION OPTIMIZATION USING QUANTUM CASCADE LASERS
A system with a boiler and a turbine, and an associated control method. The method includes sensing a plurality of operating conditions at a first common boiler location. At least one of the plurality of operating conditions sensed at the first common location is indica...
03/10/2011
20090098492METHODS AND APPARATUS FOR STARTING AND OPERATING A THERMAL ABATEMENT SYSTEM
A flame sensor apparatus for use with a flame heated thermal abatement reactor is provided, including a flame sensor adapted to sense a flame within the thermal abatement reactor; and a shutter adapted to selectively block the transmission of radiation from the flame to...
04/16/2009
20090017406COMBUSTION CONTROL SYSTEM OF DETECTION AND ANALYSIS OF GAS OR FUEL OIL FLAMES USING OPTICAL DEVICES
A system of detection and analysis of gas or fuel oil flames using optical devices, consisting of a sensor that targets the flame's reaction zone through an optical access, a processing and control module, and an actuator, responsible for controlling the damper. The sys...
01/15/2009
20080299505Method for evaluating the state of a fuel/air mixture
The invention relates to a method for evaluating the state of a fuel/air mixture and/or the combustion in a combustion chamber of an internal combustion engine, with sample signals of flame light signals, preferably the flame intensity (FI), with associated m...
12/04/2008
20080233523FLARE CHARACTERIZATION AND CONTROL SYSTEM
A video analytics system for characterization of a flare. A video of a flare may be taken for obtaining information so as to appropriately control the flare in an interest of reducing emissions not necessarily favorable to the environment. The system may incorporate a c...
09/25/2008
20080138750System and Control Method For Detecting an Abnormal Burning Situation Using Air Pressure Sensing and Flame Detection
Disclosed is a method for detecting a combustion state of a boiler, and more particularly to a boiler and a method capable of exactly detecting an abnormal combustion state of a gas boiler using an air pressure sensor and a flame detection unit, thereby improving effici...
06/12/2008
20070298359Method and Device for Igniting and Monitoring a Burner
A method of igniting and monitoring a high speed burner with which a fuel/oxygen-mixture exits at high velocity from a burner head, wherein the length of the flame is governed by the exit velocity of the mixture. The invention is characterized by placing an electrically...
12/27/2007
20070281260Flame detection device and method of detecting flame
A device and method for detecting flame using real-time continuous imaging and pattern recognition of infrared (IR) images of a flame region. Infrared emissions radiated from the region pass through a wide field-of-view lens and are detected by a Charged-Coupled Device ...
12/06/2007
20070224559Combustion Chamber
A combustion chamber (1), in particular in a gas turbine, has at least two burners (A-H) that are connected to a fuel supply (3) via controllable fuel valves (2′ and 2). Each burner (A to H) is assigned at least one optical measuring device...
09/27/2007
20070207423Preemptive tripping of a fossil fuel fired burner using the quality function
A method, computer program product and a system for preemptively tripping a fossil fuel fired burner of a steam generator before the burner is tripped when amplitude of any of two or more signals that represent a property of temporal combustion of the flame such as inte...
09/06/2007
20070099137Ignition control with integral carbon monoxide sensor
A control for controlling the operation of a fuel-fired heating appliance is provided that include a sensor capable of sensing the presence of carbon monoxide gas and providing an output indicative of the level of carbon monoxide gas. The control further includes a micr...
05/03/2007
20060115778Modular infrared irradiation apparatus and its corresponding monitoring devices
Heat irradiation apparatus (1) defined in terms of the following:—Refractory flexible irradiation module (7) comprising stopping means which are high temperature resistant and avoid shadow zones and side losses of heat at the burning zone in the ceramic ...
06/01/2006
20050266363Monitoring of flames using optical fibers and video camera vision system
This invention relates to a flame detection method and apparatus. More specifically, this invention relates to a flame d on method and apparatus designed for simultaneously monitoring several flames of different types such as pilot flames and main flames of differing si...
12/01/2005
20050250062Gaseous fuel burner
An ejector, such as a venturi, facilitates the delivery of gaseous fuel to the combustion chamber of a burner. A blower forces air through the ejector, and the air flow produces a suction that draws fuel from a fuel inlet to produce a fuel-air mixture. The amount of fue...
11/10/2005
20050181319Ultrasonic jet burner
A supersonic jet burner by the present invention comprises a cylindrical burner main body 1 having a combustion path on its central axis; a fuel filling nozzle unit 3 arranged at a base of the main body, wherein a tip nozzle of the nozzle unit 3 is ...
08/18/2005
20050130087Signal processing technique for improved flame scanner discrimination
A signal processing technique that allows the flame signal from a first source of flame and the flame signal from a second source of flame to be discriminated from each other when only both the first and second flame signals are viewed by the same flame scanner. The sig...
06/16/2005
20050058960Device for gas combustion
A device for gas combustion, characterized in that it comprises a basic structure (1), which is formed by a solenoid valve (2), which is linked by one of its connections to the gas-supply piping (3), the other connection of solenoid valve (2)...
03/17/2005
20050032012Method and apparatus for detecting a burner flame of a gas appliance
An apparatus for detecting the presence of a burner flame of a gas appliance includes a detection element for optically detecting the burner flame. The detection element is positioned adjacent to a location of the burner flame. The apparatus additionally includes a disp...
02/10/2005
 
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