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8109758 |
System 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...
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8075304 |
Modulated power burner system and method
A power burner system for use with a heating appliance includes a burner tube, a gas valve for providing gas to the burner tube, and a variable speed combustion air blower for mixing air with the...
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8011921 |
System 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...
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7981200 |
Flare stack adapted to heat incoming fuel
A flare stack that preferably comprises a burner assembly, an exhaust stack, an housing, and a fuel line. The burner assembly burns a fuel to generate thermal energy and combustion byproducts. The...
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7874834 |
Air fuel ratio sensor of incinerator
Disclosed is a combustion apparatus using an air fuel ratio sensor, which detects the operation of the air fuel sensor based on pressure of gas and air introduced into a combustion chamber and...
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7871263 |
System for controlling air/fuel ratio in a gas flow containing gaseous fuel
A system for controlling air/fuel ratio in an air/fuel mixture supplied to a premix burner for gaseous fuels includes a blower (310) for inducting and pressurising combustion air, a Venturi-pipe...
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7857898 |
Flare stack adapted to heat incoming fuel
A flare stack that preferably comprises a burner assembly, an exhaust stack, an housing, and a fuel line. The burner assembly burns a fuel to generate thermal energy and combustion byproducts. The...
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7758335 |
Method for utilizing product leaks in compressor seal systems for recovery and recycling as fuel
A method for utilizing a combustible gas product collected in the seal device of a compressor of the combustible gas produce, in particular a method in which combustible gases, or gas mixtures...
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7744366 |
System and method for improving the thermal efficiency of a heating system
A system and method for providing a heating system with good thermal efficiency by adjusting combustion air flow in response to fuel-input rate changes over a wide range. An AC motor operates in a...
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7396228 |
Fuel gas calorie control method and device
Calories of a first mixed gas are predicted by calculations based on the mixed flow rate of a blast furnace gas and the mixed flow rate of a converter gas measured by flow meters, and preset blast...
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7249610 |
Ratio controller with dynamic ratio formation
For adjustment of a desired burner gas-air ratio over the broadest possible load range without additional pressure tapping of the burner, combustion chamber, or air lines, a ratio controller is...
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7090486 |
Control device for a burner and adjusting method
The invention relates to a control system (15) for a burner and a setting-up procedure. The control system (15) controls the air ratio for combustion using the ionisation electrode (16). For...
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7048536 |
Temperature-compensated combustion control
The “fuel-air pressure ratio” combustion control system for maintaining a selected fuel-air ratio for a combustion apparatus supplied with air at a substantially constant volumetric rate is imp...
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7004749 |
Combustion apparatus
A combustion apparatus 2 has a fuel spraying nozzle 12, a feed canal 16 and a return canal 17, both the canals connected to the nozzle, with the former canal 16 feeding a fuel to the nozzle and...
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6904873 |
Dual fuel boiler
A fuel-fired boiler having a supply fan for providing essentially all of its combustion air requirements and has a non-aspirating type burner section to an inlet portion of which pressure regulator...
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6872071 |
Device for adjusting the oxidation agent/fuel mixture in the feeding pipe of a burner
The invention relates to a device for adjusting the mixture of oxidation agent/fuel in the feeding pipe (22) of a burner. Said device comprises means (32, 12) for changing the composition of the...
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6764298 |
Method for controlling air fuel ratio in gas furnace
A method is provided for controlling an air fuel ratio in a gas furnace which can maintain optimum performance in combustion, irrespective of variation in temperature control stages. Air quantity...
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6579087 |
Regulating device for gas burners
The invention relates to a control means for gas burners. Control means for gas burners are used for supplying a gas flow and a combustion air flow to a burner. In this procedure, the gas flow is...
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6561791 |
Gas burner regulating system
The invention relates to a regulating system for a gas burner. Regulating systems for gas burners are used for guiding a gas flow and a combustion air flow to the burner. The gas flow can be...
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6537060 |
Regulating system for gas burners
A burner system for controlling the gas/air mixture of a burner has a sensor providing a signal dependent on the pressures in gas and air lines supplying the burner. A summing device receives a...
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6533574 |
System for active regulation of the air/gas ratio of a burner including a differential pressure measuring system
The system for active regulation of the air/gas ratio of a burner comprises one or two differential pressure measuring systems each of which has a differential pressure sensor with two inlet...
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6450801 |
Liquid fuel stove apparatus
A stove apparatus includes a frame having an interior opening. A burner is mounted within the opening. A liquid fuel container is mounted on the frame within the opening. A fuel conduit extends...
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6428308 |
Electronic fuel convertibility selection
An apparatus for and method for providing easy and rapid conversion from a first fuel to a second fuel in a gas appliance. The gas appliance has a variable fuel valve controlled by a...
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6429020 |
Flashback detection sensor for lean premix fuel nozzles
A sensor for detecting the flame occurring during a flashback condition in the fuel nozzle of a lean premix combustion system is presented. The sensor comprises an electrically isolated flashback...
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6332408 |
Pressure feedback signal to optimise combustion air control
A novel method of combustion air control for multiple burner furnaces, whereas a pressure transducer is located in the air piping downstream of each zone air flow control device. The pressure...
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6206687 |
High turndown modulating gas burner
A gas burner and method of controlling burning, the gas burner including a controller disposed in a control cabinet, a burner cabinet, an actuator and a blower, the blower being fluidly coupled to...
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6190160 |
Process for combustion of a fuel with an oxygen-rich oxidant
The invention relates to a process for combustion of a fuel with an oxygen-rich oxidant, in a combustion chamber (3), in which, cyclically: at least one principal variable representing the...
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6189461 |
Burning apparatus and method for restricting the occurrence of dioxins
An incineration apparatus which can suppress the generation of dioxins, including a combustion furnace (11) for burning a combustible in combustion air within the furnace, chlorinated aromatic...
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6135063 |
Dual regulator direct-fired steam generator
A direct-fired steam generator utilizes dual regulators for delivering combustible gas to a burner chamber. A first regulator is a constant pressure gas regulator. A second regulator is a variable...
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6095793 |
Dynamic control system and method for catalytic combustion process and gas turbine engine utilizing same
A unique and useful dynamic control system has been invented for the control of a catalytic combustion system for use on a dynamic plant, preferably, a gas turbine engine. The dynamic control...
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6065956 |
Universal mixer device for mixing two gaseous fluids
The universal mixer device for mixing two gaseous fluids comprises an enclosure defining coaxial chambers, ducts opening out respectively into each of the chambers to feed them with two gases at...
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6050807 |
Method and apparatus for controlling an amount of air of a gas boiler
A method and an apparatus for controlling an amount of air of a gas boiler are disclosed. Detecting section detects a flame voltage of the gas boiler to output a flame voltage value signal which...
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6042365 |
Fuel combustion monitoring apparatus and method
A method and an apparatus for monitoring fuel combustion status in a burner such as a boiler and a gasifier with high accuracy, high reliability and fast response are disclosed. The apparatus...
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6035810 |
Pulse combustor and boiler for same
A boiler having a combustor for combusting an air/gas fuel mixture, the combustor including a heat exchanger which conducts coolant therethrough surrounding the combustion chamber and a fan coupled...
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6019593 |
Integrated gas burner assembly
A gas burner assembly (10) and method for providing combustion air flow and gas fuel flow in linear proportion to a control signal. A blower motor (18) is driven by the control signal and drives a...
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5997278 |
Apparatus for providing an air/fuel mixture to a fully premixed burner
Apparatus provides an air/fuel mixture to a fully premixed burner and comprises means for providing fuel at a variable flow rate to the burner, means for supplying air at a variable flow rate to...
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5989011 |
Burner control system
The present invention, a burner control system for use with a radiant tube heating system having a source of compressed air and compressed fuel, the burner control system includes a burner for...
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5919035 |
Cross flow type burner apparatus
In a cross flow type burner apparatus, a burner is provided to which a gaseous fuel and air are supplied by a blower. An air reduction member is provided to reduce an amount of air supplied to...
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5887583 |
Mass flow control system and method for asphalt plant
As electronic programmable valve positioning linkage for a burner used in a hot mix asphalt plant is associated with fuel, air and optionally flue gas recirculation valve motors. To avoid an...
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5879149 |
Fuel control and preheating system for a fuel-burning heater
A fuel control and preheating module for use with an oil-burning furnace including a fuel line providing a passageway section through which oil is routed from a reservoir to the furnace for burning...
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5816792 |
Alternate gas fuel burning system
A fuel burning system comprises a burner in communication with a burner supply pipe having an automatic two-stage regulator valve for controlling the pressure of fuel gas delivered to the burner....
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5738506 |
Motor vehicle heating device
The invention relates to motor vehicle heating device with a burner, to which combustion air is supplied via combustion air inlet openings by means of a fan and to which furthermore fuel gas is...
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5732664 |
Boiler control system
Apparati and methods for controlling the distribution of steam to a number of boilers, and for optimizing the performance of a steam boiler. The distribution of steam to the boilers is controlled...
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5722588 |
Combustion heater
In a combustion heater, a fuel feed unit supplies a fuel uniformly into a burner so as to prevent incomplete combustion in the burner. When a vaporization member is provided in the burner, the fuel...
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5685707 |
Integrated burner assembly
An integrated burner system is disclosed having a fuel supply assembly including a fuel control for variably limiting the flow of fuel into the burner along with a discrete air control for...
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5660542 |
Cupola burner
A method and apparatus for controlling the operation of a plurality of burners of a cupola. The method includes the steps of separately supplying air and fuel to each burner of the cupola,...
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5658140 |
Combustion device
A combustion of the present invention has a burner, a combustion fan supplying air to the burner, revolution rate detection means for detecting a revolution rate of the fan, and an air-flow rate...
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5642724 |
Fluid mixing systems and gas-fired water heater
The disclosed methods and apparatus for mixing a secondary fluid with a primary fluid have utility in venturi and other fluid mixing systems in agriculture, fluid, fuel combustion and other fields...
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5634786 |
Integrated fuel/air ratio control system
An integrated fuel-to-air control system is disclosed in which fuel and air pressure differential sensors are provided for measuring the flow pressure differential of fuel and air across orifices...
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5630408 |
Gas/air ratio control apparatus for a temperature control loop for gas appliances
The invention relates to a gas/air ratio control apparatus for a temperature control loop for household gas appliances, in particular for domestic/direct hot water units and combined direct hot...
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