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JP5181751B2 |
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JP2013509561A |
A method of combining oxygen and fuel in a burner to produce a flame whereby an outer oxidant flow is discharged through an outer oxidant outlet of the burner; a flow of conveyor-gas propelled particulate solid fuel is discharged with a ...
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JP2013509560A |
Burner for conveyor gas propelled particulate solid fuel, said burner comprising a burner block (100) and an injector assembly (200), the injector assembly being at least partially surrounded by an injector passage (130) of the burner bl...
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JP5161255B2 |
A burner assembly cofires a primary solid fuel and a secondary solid fuel in a combustion zone of a boiler. The burner assembly includes a fuel injector that mixes the primary solid fuel and the secondary solid fuel prior to injection in...
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JP2013019573A |
To provide a solid fuel burner that does not produce malfunction of a frame detector (FD) and a boiler provided with the burner.The solid fuel burner is sequentially provided with: an ignition burner 1 which uses liquid fuel in the cente...
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JP2012255600A |
To smooth the flow rate distribution and concentration distribution of fuel particles at a fuel nozzle outlet where a carrier gas and fuel particles flow even if gas with a low oxygen concentration is used for the carrier gas of a solid ...
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JP5105293B2 |
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JP5078658B2 |
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JP5072650B2 |
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JP2012527594A |
A burner for introducing solid particulate fuel to a burning zone of a kiln such as a rotary kiln for manufacturing cement clinker or similar material includes a centrally located duct for conducting solid fuel to an inlet opening and at...
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JP5068493B2 |
To provide a burner, a combustion method of powder combustibles, and a melting and refining method of a cold iron source for suitably burning powder combustibles such as shredder dust and flame resisting char produced when treating the s...
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JP5068183B2 |
A method of combustion for pulverized hydrocarbonaceous fuel includes injecting a concentrated fuel and air stream into a burner, causing a low-pressure zone; directing a flow of a high-temperature combustion gas from a combustion chambe...
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JP5046887B2 |
In a burner for highly caking coal in which a solid fuel channel and a gasifying agent channel are provided in a double pipe structure, the temperature increase of the particles of a highly caking solid fuel due to heat transfer in the b...
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JP5046884B2 |
In a burner for highly caking coal in which a solid fuel channel and a gasifying agent channel are provided in a double pipe structure, a temperature increase of the particles of a highly caking solid fuel due to heat transfer in the bur...
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JP5032071B2 |
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JP5022059B2 |
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JP5021999B2 |
To provide a low combustibility fuel firing burner that can ensure high ignition performance and combustion stability even if a gas flow rate is changed along with changes in boiler load or the like. A low combustibility fuel firing burn...
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JP4998001B2 |
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JP4983416B2 |
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JP4969015B2 |
According to a burner of the present invention, a stable combustion is obtained in a wide range from a high-load operation condition to a low-load operation condition even in the case of low quality solid fuel such as brown coal. The amo...
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JP2012122653A |
To prevent adhesion of ash to a nozzle tip, in a combustion burner.The burner includes: a first nozzle 51 injecting a fine-powder fuel-air mixture in which powdered coal and air are mixed; a second nozzle 52 injecting air from the outsid...
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JP2012107789A |
To provide a low volatile fuel burner device capable of burning low volatile fuel by using an auxiliary burning means.The low volatile fuel burner device includes: a recessed hole 3 formed on a furnace wall surface 1; a cylindrical chamb...
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JP4946406B2 |
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JP4917555B2 |
A module based oxy-fuel boiler system comprising a first boiler (112) configured as a main boiler and a second boiler (216) configured as a reheat boiler, said first boiler including: plurality of first boiler tubes (T) for carrying wate...
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JP2012506921A |
A feed injector for providing feed to a gasifier of an integrated gasification combined cycle system includes: a base leading to a body and terminating in a tip, the tip including an exitway for injecting feed into the gasifier; the tip ...
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JP4896143B2 |
The present invention provides a solid fuel burner, which, while rendering the capacity larger than that in the conventional art, can suppress an increase in an unignited region and thus can realize the prevention of an increase in NOx c...
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JP4896195B2 |
An oxyfuel combustion boiler plant comprising: a boiler (200) having an air separation unit (360) for manufacturing oxygen by separating nitrogen from air, a burner (200) for burning the oxygen supplied from the air separation unit and p...
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JP4898393B2 |
To provide a burner structure that is capable of efficiently cooling a nozzle main body with a small amount of air, and takes an efficient countermeasure against a falling clinker or radiation heat. The burner structure includes: a pulve...
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JP4864540B2 |
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JP4847491B2 |
A method for supplying heat to a melting furnace for forming a molten product using ash-containing fuels. A fuel having an ash component is introduced into a slagging chamber of a slagging combustor and at least partially combusted with ...
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JP4831815B2 |
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JP2011202841A |
To provide a burner and a boiler including the burner, which adjusts a combustion air flow rate so as to suppress drift of a gas flow, and turbulence of the gas flow.A second nozzle 6 jetting out air is provided in an outer circumference...
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JP4791701B2 |
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JP4727447B2 |
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JP2011127866A |
To provide a pulverized coal burner which performs further low NOx combustion by increasing the adjustment width of a mixing state of pulverized coal-mixed flow and secondary air, and obtains the optimum combustion state according to the...
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JP2011106726A |
To reduce running cost, and to improve an operation rate by applying a structure operable without using a concentration adjusting ring and affected by pulverized coal, and free from abrasion.In this pulverized coal burner 2 which include...
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JP2011513694A |
A method for reducing nitrogen oxides in a pulverized coal boiler using an internal combustion burner, including designing or modifying all or part of the pulverized coal burner as an internal combustion burner (2). The source of fire ca...
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JP2011052871A |
To provide a combustion device varying the orientation of flame of burners 19 to a furnace vertical direction according to the combustion conditions, such as the load and making design temperature of a rear transfer surface equivalent to...
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JP2011033287A |
To provide a pulverized coal firing burner which prevents the outflow of pulverized coal mixture gas to inside a secondary air supply passage, even when the amount of secondary air is extremely reduced, and responds to increase in the am...
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JP4624989B2 |
An apparatus for use in a furnace system to facilitate efficient and complete combustion of coal streams in a carrier gas. The apparatus, capable of being positioned horizontally or vertically in the coal pipes between the grinding mills...
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JP2010270990A |
To provide a fuel burner for burning fine powder coal (solid fuel) capable of reducing an NOx generation amount by suppressing a high-temperature oxygen remaining area formed around the periphery of flame.In a fine powder coal burner 21 ...
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JP2010255892A |
To reduce heat load from a gasification furnace in the whole area of a burner tip section and to elongate a service life of a gasification burner.This gasification burner 50 includes a coal supply pipe 52 for transporting coal into the g...
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JP4579229B2 |
A burner assembly cofires a primary solid fuel and a secondary solid fuel in a combustion zone of a boiler. The burner assembly includes a fuel injector that mixes the primary solid fuel and the secondary solid fuel prior to injection in...
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JP2010249362A |
To provide a burner which can be downsized, easily manufactured without generating secular machine errors and change of a swirl flow.The burner 21 is equipped with a wind box 22 provided to face to a burner throat 2 installed on a furnac...
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JP2010242999A |
To achieve a combustion technology of biomass capable of reducing pulverizing power of biomass, safely conveying highly ignitable biomass to a burner and stably burning the biomass by the burner.Woody biomass in the state of formed fuel ...
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JP4550989B2 |
To realize a flame having the shape that becomes bold from the neighbourhood of a tip end of a burner. A powder melting burner 10 comprises a gas fuel nozzle 12 for injecting a gas fuel such as town gas from its center toward an outer pe...
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JP4537602B2 |
To provide a method and an apparatus for blowing a combustible dust in a waste melting furnace capable of preventing a wear of a gas blowing duct or an abnormal combustion and easily replacing the gas blowing duct. A gas blowing duct 2 c...
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JP4506337B2 |
To provide a burner for blowing pulverized fine coal for metallurgical furnace with which a large quantity of pulverized fine coals can be blown by improving contacting efficiency of the pulverized fine coals with hot blast and oxygen ga...
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JP2010139182A |
To provide a turning combustion boiler capable of reducing a NOx generation amount by suppressing a high temperature oxygen remaining region formed on the outer periphery of flame. In the turning combustion boiler, in a burner in a turni...
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JP2010106132A |
To provide a solid fuel gasification burner which suppresses the occurrence of a high-temperature region in a chip member of the solid fuel gasification burner and in a wall material of a gasification furnace near the burner chip, so tha...
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