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JP5574708B2 |
The present invention provides a process for making a mineral melt comprising: providing a circulating combustion chamber which contains circulating chamber gases, injecting a stream of particulate fuel into the combustion chamber throug...
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JP5566317B2 |
The present invention is to provide a solid fuel burner for suppressing collision of fuel particles to an inner wall of a fuel nozzle, increasing fuel concentration and oxygen concentration in an outer circumferential portion in the fuel...
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JP5561969B2 |
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JP2014137174A |
To facilitate fabrication of a burner that stably gasifies powdered coal.A burner comprises a straight tube 32 and a plurality of tubules 33-1 to 33-n. The plurality of tubules 33-1 to 33-n include grooves formed along a spiral inside th...
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JP5549747B2 |
The burner device for high-temperature air combustion according to the present invention is equipped with a thermal insulation portion (5) that is provided facing a furnace (1) and has a throat (6); a burner nozzle (9) that is provided a...
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JP5535521B2 |
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JP5529291B2 |
The present invention provide a fuel distribution device (9) for a burner, comprising an inlet end (9a), an outlet end (9b) and a distribution channel (9c) extending therebetween as well as n fuel feeding tubes (5) extending from the inl...
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JP5522689B2 |
The invention relates to a burner, particularly for the gasification of solid carbonaceous materials by partial combustion. The burner comprises a central channel (2) and at least one coaxial channel (6). The channels (2, 6) are defined ...
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JP5516086B2 |
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JP5509397B1 |
To provide a combustion device capable of efficiently and completely combusting an object to be burned as a fuel and generating a flame of a desired thermal power. A combustion device 10 has a tubular combustion chamber 20 having an outl...
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JP5490291B2 |
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JP5490924B2 |
Provided are a solid fuel burner and a combustion device using the solid fuel burner. The solid fuel burner (44) comprises: a throat (6) provided to the outer periphery of a fuel nozzle (10) and injecting combustion gas into a furnace (4...
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JP5471713B2 |
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JP5473913B2 |
The invention relates to a burner, particularly for the gasification of solid carbonaceous materials by partial combustion. The burner comprises a central channel (2) and at least one coaxial channel (6), the channels leading from a upst...
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JP5471481B2 |
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JP5469878B2 |
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JP5475002B2 |
A head assembly 52, 152 for a pulverized coal nozzle includes removeable wear-resistant inserts having vanes 54, 151, 153. The vanes 54, 151, 153 may be flat or curved to direct a stream of air and pulverized solid fuel particles from th...
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JP5443525B2 |
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JP5425543B2 |
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JP5425544B2 |
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JP5409779B2 |
A fuel injector for use in a furnace causes a primary stream of a carrier gas and fuel to be mixed with heated air, oxygen or a mixture of oxygen and CO2 or re-circulated flue gas, within the injector by a secondary stream of heated air,...
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JP5399750B2 |
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JP2014501378A |
A system and method for reducing emissions from a boiler. A boiler generally has a combustion area. The system further includes a fuel pipe for delivering fuel. The system further includes a conduit. A bore extends through the conduit. T...
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JP5386230B2 |
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JP2014001908A |
To provide a burner which is surely ignited and capable of stable burning by promoting the formation of a mixed region of fuel particles and high oxygen concentration gas within a fuel nozzle even when only low oxygen concentration gas i...
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JP5374404B2 |
Disclosed is a combustion burner (1) provided with a fuel nozzle (2) for injecting fuel gas obtained by combining solid fuel and primary air, secondary air nozzles (3, 4) for injecting secondary air from the outer periphery of the fuel n...
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JP2013545070A |
Horizontally arranged burners for boiler furnaces are provided where each burner includes a fuel nozzle surrounded by a secondary air outlet. The fuel nozzle and secondary air outlets may tilt in tandem with respect to an air plenum supp...
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JP5369899B2 |
A burner 15 where a secondary air regulator 36 is provided on a forward end of a nozzle main unit 16 to be installed along the central axis of a burner throat 13 being installed on a furnace wall 12 and to be accommodated in a wind box 1...
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JP5362620B2 |
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JP5344898B2 |
To provide a swirl combustion boiler capable of reducing generation of NOx by reducing high-temperature oxygen remaining region formed at an outer periphery of flame, by preventing or suppressing formation of a low-temperature region ins...
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JP5344897B2 |
To provide a swirl combustion boiler capable of reducing generation of NOx by reducing high-temperature oxygen remaining region formed at an outer periphery of flame. In this swirl combustion boiler in which a burner 20 for charging powd...
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JP5336876B2 |
To stably and efficiently burn biofuel in small shape such as sawdust or rice hull without generation of clinker. The biofuel combustion device 1 includes: a combustion part 2 which blows combustion air a including pneumatically conveyab...
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JP5332389B2 |
A burner is arranged axially of a burner throat on a furnace wall and includes a nozzle body housed in a wind box and with a secondary air adjuster on a leading end of the nozzle body. The adjuster includes an end plate for defining toge...
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JP2013540176A |
The invention is directed to a burner for the gasification of a solid fuel, comprising a burner front having an opening for discharging a solid fuel, wherein the opening for discharging the solid fuel is fluidly connected to a central pa...
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JP2013217579A |
To provide a multi-fuel firing device of coal and biomass, and a boiler equipped therewith which can pulverize biomass fuel down to a particle size equivalent to coal without adding a dedicated pulverizer suitable for pulverization of th...
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JP5269681B2 |
A method and system for feeding and burning pulverized fuel, such as petroleum coke, in a glass melting furnace, which includes a glass melting and a plurality of burners associated with a pair of sealed regenerative chambers disposed si...
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JP5268093B2 |
To provide an apparatus for air-feeding powder that can stably air-feed a cohesive powder at a high speed. The air feed apparatus includes a line 18 having a passage for axially conducting powder suspended with air, and a powder supply l...
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JP5260034B2 |
A particle separator capable of enhancing the collection efficiency while minimizing an augmentation of auxiliary machinery power and an increase of the device size is provided. A particle separator (1A) that separates powder being trans...
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JP5245558B2 |
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JP5208196B2 |
In order to provide a pulverized coal burner for an oxyfuel combustion boiler which attains uniform combustion from a pulverized coal burner and which constrains a temperature rise of an oxygen injection nozzle, burner inner and outer cy...
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JP2013108717A |
To provide a biomass burner and a boiler device which can supply a large amount of woody biomass to furnace with a simple structure.The biomass burner includes: a nozzle part 31 which is provided in the furnace wall 28 of the furnace 1; ...
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JP5205203B2 |
It is possible to prevent a phenomenon by which the wall temperature of an outer cylinder rises abruptly as a layer of steam covers the inner circumferential surface of the outer cylinder and therefore decreases the heat transfer coeffic...
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JP5190509B2 |
An air nozzle provided on the outer side of a fuel nozzle 10 of a solid fuel burner 1 is divided into a plurality of regions 12 to 17, and has means 43 and 44 for regulating air flow rates in nozzles 12 and 13 divided in the upper and lo...
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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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