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WO/1985/003340A1 |
Three burners are supplied with pulverised fuel entrained in air from a splitter (1) and are brought to combustion under optimum conditions by adjustment of the secondary air flow (11) to each. Means, (6 and 11), are included by which th...
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WO/1984/003136A1 |
The carbon content of the residue from combustion of rice hull particles is controlled and the fly ash content of the gaseous exhaust minimized by utilizing a portion of the combustion supporting air to enhance fluidization of the partic...
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WO/1984/000314A1 |
An improved nozzle tip (10) for a burner on a pulverized coal-fired furnace for receiving a stream of pulverized coal and air discharging from the coal delivery pipe (50) of the burner and directing the pulverized fuel and air stream int...
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WO/1983/004085A1 |
A system for pulverizing and burning solid fuel, such as coal or other fossil fuel, characterized by a possible turndown ratio of up to as least one to fifteen, includes a unique pulverizer (12) capable of both impact and autogenous pulv...
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WO/1983/002993A1 |
The burner for pulverulent, gaseous and/or liquid fuels has an ignition chamber (20) with a wall (8) which opens out and having the rotation symmetry, as well as an exhaust pipe (17, 17') connected thereto. At the center of the chamber w...
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WO/1983/001749A1 |
A method for atomizing dispersions or solutions containing particles wherein the dispersion or solution is discharged from a nozzle. Before it leaves the nozzle it is brought to form a rotating annular film which is exposed to the influe...
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WO/1983/001497A1 |
A burner head for combusting solid fuels such as straw, peat, chips, coal etc., comprising a charging opening (11) for the fuel and a discharge opening (15) for flue gases. According to the invention the burner head (1) is characterized ...
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WO/1982/003261A1 |
A combustor and a corresponding method for its operation, wherein the fuel, which is pulverized coal in the illustrative embodiment, is first reacted with at least a portion of oxidizer gas flow directed to the head end (20) of the combu...
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WO/1982/001762A1 |
A fluidized bed combustion apparatus, system and process in which the turbulent fluidized motion is imparted to the particles to be burned by mechanical means. The bed of combustible material (54) may be fluidized on a fluidizing support...
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WO/1980/002452A1 |
Burner (12) in which a mixture of powdered fuel and a flow of oxygen-containing gas is supplied by a duct (2) and ignited by a burner (6) at the outlet (3). A violent turbulent motion is created in the burning flow of fuel and gas by pos...
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JP7458792B2 |
To combust powder coal obtained by carbonizing domestic waste subsequent to desalination treatment of the powder coal whereby it is made wet, using a powder coal burner without overheating throat thereof.A pair of ambient air introductio...
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JP7429501B2 |
To provide a powder injection device capable of uniformly distributing powder in the vicinity of an inner circumferential face of a nozzle regardless of an operating condition.There is provided a dust coal burner 1 comprising: a nozzle 1...
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JP2024004883A |
[Problem] To suppress damage to a burner. A combustion device 130 is formed between an inner cylinder nozzle 173, an outer cylinder nozzle 171 provided outside the inner cylinder nozzle 173, and between the inner cylinder nozzle 173 and ...
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JP7415809B2 |
To prevent biomass fuel from being heated inside an outer cylinder.A burner 4 includes: an inner cylinder 4a for supplying combustion air; an outer cylinder 4b installed in an outer periphery of the inner cylinder 4a and jetting biomass ...
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JP7415803B2 |
To expand a stable combustion range to the low load side.A powder fuel burner includes: a burner nozzle which has a substantially cylindrical shape and injects at least a powder fuel; and a circumferential direction concentration member ...
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JP7413284B2 |
The present invention is provided with a venturi (33) in which a mixed fluid channel (24) in a fuel nozzle (21) narrows in the channel cross section toward the center, a fuel concentrator (34) that applies a velocity component away from ...
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JP7396186B2 |
To widen a stable combustion range to a low load side in a powder fuel burner.A powder fuel burner at least comprises an almost cylindrical burner nozzle jetting powder fuel and a circumferential concentration member 10 forming regions i...
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JP7396175B2 |
To achieve both early stable ignition and suppressing NOx generation even when the kind of powder fuel is changed.The powder fuel burner comprises an inner duct and an outer duct disposed on the outer circumference of the inner duct in a...
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JP2023160353A |
To provide a pulverulent fuel burner that can improve ignitability even if a fire-retardant pulverulent fuel such as a petroleum residue fuel is directly supplied from a pulverizer.A pulverulent fuel burner is installed in a combustion c...
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JP2023160352A |
To provide a pulverulent fuel burner that can improve ignitability even if a fire-retardant pulverulent fuel such as a petroleum residue fuel is directly supplied from a pulverizer.A pulverulent fuel burner is installed in a combustion c...
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JP7349308B2 |
To improve ignitability in a solid fuel burner using solid fuel, which is relatively difficult to ignite, as fuel.A solid fuel burner comprises a first flow path through which solid fuel and primary air carrying the solid fuel can flow, ...
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JP3243287U |
To provide a whirlwind pulverized coal burner in which pulverized coal and air are sufficiently mixed to help complete combustion of pulverized coal, effectively increase the heat utilization rate of pulverized coal, and save energy. A s...
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JP2023096456A |
To propose a structure which enables improvement of combustion efficiency of a gas fuel while inhibiting disturbance of a circular vortex and deterioration of combustion reaction in the circular vortex in a burner using the gas fuel as a...
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JP2023096457A |
To propose a structure which enables improvement of combustion efficiency of a gas fuel while inhibiting disturbance of a circular vortex and deterioration of combustion reaction in the circular vortex at a burner using the gas fuel as a...
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JP2023094322A |
To stabilize an ignition position and suppress NOx generation in an ammonia combustion burner and a boiler.An ammonia combustion burner related to at least one embodiment of this disclosure is an ammonia combustion burner for burning amm...
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JP2023094301A |
To suppress NOx generation amount in an ammonia combustion burner.An ammonia combustion burner related to at least one embodiment of this disclosure is an ammonia combustion burner for burning ammonia fuel by a boiler, and includes: a co...
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JP2023083939A |
To provide a combustible waste injection apparatus capable of being attached to a rotary kiln for producing cement that can reduce the amount of hexavalent chromium contained in the cement as well as suppressing impact on cement quality ...
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JP7284630B2 |
To stably burn wet dust coal prepared by desalting a carbonized material obtained by carbonizing general waste, by a dust coal burner.A dust coal burner 2 ejecting dust coal as burner fuel from a dust coal nozzle 5, is characterized in t...
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JP7273025B2 |
The present invention relates to a gasification burner comprising a main burner, N-stage sub-burners arranged on the inner side of the main burner, where N is an integer greater than or equal to 1, the main burner and each stage of the s...
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JP2023039881A |
To provide a boiler that starts supplying ammonia fuel under a condition capable of suppressing generation of a nitrogen oxide, and to provide a method for controlling a boiler and a method for modifying a boiler.A boiler has a burner co...
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JP7242308B2 |
To provide a burner that makes it possible to reduce error displacement of the distal end position of a burner main body when the burner main body is inserted. A burner (161) includes: a burner main body (162); a plurality of driving cyl...
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JP7242307B2 |
To provide a burner which enables easy maintenance.A burner 161 includes: a fuel pipe 162 which transports a fuel; an oxidant pipe 163 which covers an outer peripheral surface of the fuel pipe 162 and in which an oxidant is introduced be...
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JP7240870B2 |
To provide a combustion burner housing device capable of suppressing deterioration in the closability of a dummy port, and a method of closing a dummy port.A combustion burner housing device 100 comprises: a wind box 36 disposed on a fur...
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JP7236331B2 |
To provide a burner tip in which high temperature of a distal end portion facing an inside of a furnace is suppressed and which can be therefore reduced in damage.Burner tips (2 and 2A) are provided that are arranged at a distal end port...
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JP2023507986A |
The present disclosure is a cost-effective CO2Systems and methods for high flame temperature oxy-combustion that enable the recovery of Some of the subject matter of this disclosure includes an annular shroud burner that utilizes an unle...
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JP7202097B2 |
Coal nozzle assembly for a steam generation apparatus comprising an elongated nozzle body (3) having a nozzle tip (5) at one end thereof; said nozzle tip (5) comprising two channels (14.1, 14.2) each channel (14.1, 14.2) having curved or...
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JP7171276B2 |
A solid fuel burner (1) characterized by being equipped with: a fuel nozzle (9) for spraying into a furnace (13), through an opening in a straight pipe section (2), a fluid mixture which contains a solid fuel and a gas for transporting t...
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JP2022154412A |
To provide a burner for powder fuel capable of improving a service life of a liner.A burner 10 for powder fuel comprises an outer cylinder 11 having a cylindrical inner wall 11c surrounding a flow path C1 for powdered fuel, and a seamles...
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JP7139095B2 |
Provided is a combustion burner comprising: a fuel nozzle (110) forming a fuel gas flow passage (111) for supplying a fuel gas to a furnace; secondary air nozzles (120) forming secondary air flow passages (121) for supplying secondary ai...
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JP2022091595A |
To avoid local temperature lowering of a recirculation region formed in the vicinity of an outlet of a burner in the burner for co-combustion of solid fuel and gaseous fuel and a combustion furnace including the burner.A burner includes:...
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JP7086831B2 |
To suppress the rise of temperature in the base material of a splitter, and to suppress the generation of oxidation corrosion.A combustion burner comprises: a fuel nozzle 18 jetting a fuel gas obtained by mixing a fuel and air into a fur...
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JP2022065375A |
To provide a burner capable of sealing a clearance between a burner body and a burner nozzle, a boiler, a power generation plant and a method for assembling the burner.A burner 21 includes: a cylindrical burner body 210 through which mix...
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JP2022062921A |
To provide a repair method for a burner that can repair a damaged part by a quick and simple method even if the damaged part occurs in a burner body, the burner, a boiler, and a power generation plant.A repair method for a burner compris...
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JP2022055568A |
To suppress ignitability or flame retention capability from decreasing, by eliminating mutual interference of fuel-air mixture recirculation regions formed by neighboring splitters.A combustion burner according to an embodiment of the pr...
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JP7046579B2 |
To provide a combustion burner and a boiler having the combustion burner capable of preventing the tip side of a fuel nozzle from heat deforming while restricting the rise of temperature at the end face of the fuel gas flow direction of ...
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JP7039792B2 |
The present invention provides a burner capable of preventing damage of a separator even when the separator is exposed to a high temperature, a boiler with the burner, and a burner assembly method. The burner includes a fuel nozzle that ...
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JP6995575B2 |
The utility model provides a combustor capable of preventing a combustor nozzle from making contact with a shell when the combustor with the combustor nozzle with the adjustable rotating angle is detached from the shell. A combustor (100...
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JP6991939B2 |
To improve combustibility of biomass fuel.A burner 1 includes: a first cylindrical combustion chamber 2; a fluidized bed 3; an arc ceiling wall 4; a second cylindrical combustion chamber 5 having one end side in the axial direction commu...
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JPWO2020179593A1 |
In a fuel concentrator (34) provided on the center side of the fuel nozzle (21) and imparting a velocity component in a direction away from the center of the fuel nozzle (21) to the mixed fluid, a plurality of blades (41a) that give swir...
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JP6946013B2 |
To provide a pulverized coal burner and boiler capable of reducing effects of thermal load received by a burner nozzle by using a simple configuration.A pulverized coal burner 10 includes: a burner nozzle 14 having an air-pulverized coal...
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