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JP2002263007A |
To provide a charcoal fire roaster that permits regulation of the amount of air supplied to the interior of the roaster by a simple operation and a combustion air regulator used therefor.A charcoal fire roaster has an external body (2) m...
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JP3322887B2 |
A fuel selected from powder fuels and liquid fuel is ejected through a fuel ejection means (26); primary air is ejected through primary air-ejecting means (24,28) arranged on outer and inner sides of the fuel ejection means, to form oute...
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JP2002243118A |
To provide a gas-air mixing device for a gas burner capable of easily changing a combustion performance corresponding to the type of gas not only through adjustment of an amount of air but also by a throat length and a shape of throat po...
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JP2002235909A |
To provide a combustion device which improves combustibility with good mixing property of gaseous fuel and air, and accordingly improves boiler efficiency with the reduction of oxygen concentration in an exhaust gas at the exit of a boil...
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JP3310812B2 |
PURPOSE: To obtain a fusion combustion apparatus wherein pulverized coal is introduced in an axial direction from a central portion of a top end of a vertical casing and secondary air is tangentially introduced from a side wall and gasif...
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JP3310775B2 |
PURPOSE: To provide a burner in which an operation from starting to a rated operation can be conducted by one burner. CONSTITUTION: A guide hole 1 for spraying medium is provided at the center of a burner body. A guide hole 2 for cooling...
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JP2002523717A |
The process relates to the operation of a hybrid burner. The hybrid burner has a premix burner and a pilot burner. The premix burner includes a premix air supply duct, into which a premix fuel supply duct opens. The pilot burner includes...
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JP2002523721A |
A burner configuration with primary and secondary pilot burners is described. The burner configuration is used in a firing installation, in particular a gas turbine combustion chamber, and has a main burner and, disposed centrally within...
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JP2002518656A |
A round burner capable of being operated with reduced CO and NOx emissions includes a venturi tube positioned to direct a flow of air through the burner and into a combustion zone in a combustion chamber through an entrance in a wall of ...
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JP2002162007A |
To heat the surface to be heated, namely the inner wall of a combustion chamber so as to have substantially an even degree of heating in both the circumferential and axial directions, in a burner wherein two kinds of fuels, namely low ca...
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JP3288807B2 |
PURPOSE: To realize an abrasion-free operation without closing the same by combusting and oxidizing pulverous fuel with two kinds of gases which are different in oxygen content from each other. CONSTITUTION: Two kinds of reaction gases I...
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JP3272447B2 |
PURPOSE: To prevent a back-fire as well as a combustion vibration from being generated at an outlet port of a secondary air cylinder in a burner for a boiler using gas fuel. CONSTITUTION: A seal air cylinder 101 is arranged from an inlet...
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JP2002502489A |
(57) [Summary] Dual fuel premix injectors (22, 222) that inject liquid and / or gas fuel into the gas turbine engine (20) are designed to minimize emissions and pollution. Dual fuel premix injectors (22, 222) include fuel-air mixing cham...
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JP2002013711A |
To prevent a gas fuel jetting part from being choked by dripping liquid fuel from an atomizing cylinder.A mixed combustion appliance is arranged with an atomizing cylinder 5 dispersing liquid fuel L by rotation on the center P of the axi...
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JP3219875B2 |
PURPOSE: To provide a device for mixing two gaseous components, having a tangential inlet flow duct opening into an inlet flow gap being supplied with gaseous components through an inlet nozzle, in which mixing efficiency of two gaseous ...
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JP3219602B2 |
PURPOSE: To provide a high load variable type burner for slurry fuel having a structure so simplified as to pass into a single burner tip three fluids, i.e., main fuel, oxidizing agent and starting or auxiliary fuel. CONSTITUTION: A plur...
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JP2001280604A |
To ensure high power irrespective of the lowering of the calorific value of a gas and stoppage of the supply of the gas whose calorific value varies within a low level range. A small diameter sleeve 3 for forming a vent path is disposed ...
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JP2001254946A |
To provide a gas turbine combustor which has a good combustion stability and can conduct combustion even with a thin fuel concentration.In order to have a pilot flame smoothly contacted with a premixed gas, the rear end edge of a pilot c...
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JP2001241638A |
To provide a burner for combusting plastics for use in an arc furnace which is able to effectively utilize the heat obtained by the combustion of the plastics in the furnace.The arc furnace for melting and refining metallic materials in ...
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JP2001235122A |
To provide a melting and solidifying device, which can keep the good combusting state inside a combustion melting furnace and can combust the gas stably by accelerating the flow speed of gas flow at a nozzle opening part preventing the a...
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JP2001510885A |
The invention concerns an arrangement of burners for a heating installation, in particular a gas turbine combustion chamber, comprising a main burner (1) and a pilot flame for lighting and/or stabilising the main burner (1). Said pilot f...
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JP2001201019A |
To provide a combustion device having a simplified structure of low cost and a hydrogen manufacturing device of a fuel cell system, in which both off-gas and fuel gas of high calories are ignited at common flame holes as the combustion d...
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JP2001201046A |
To provide a burner and a fuel cell generating system enabled to detect flames using a flame rod in a burner combusting a low calorie gas. In the burner provided with a flame monitoring means 220 detecting flames formed in the combustion...
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JP2001182935A |
To provide a method and a device for effecting combustion to maintain a given combustion amount even when fuel such dry distillation gas as fluctuating in suppliable amount is burnt, and perform stable combustion. This combustion method ...
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JP3181393B2 |
PURPOSE: To prevent damage to a burner and a furnace wall by burning and prevent decrease of the output of a boiler to an unnecessarily low output by a method wherein the maximum of the amount of fuel which can be fed is obtained on the ...
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JP3172520B1 |
[wrap up] [Task] Since the emulsified fuel is a mixture of fuel oil and water, the ignition temperature is high, and the emulsified fuel alone cannot be ignited by the usual gun type burner ignition method. Therefore, prepare a pilot noz...
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JP2001116223A |
To provide a solid-gas mixing burner which can enhance the reactivity between smelting material and reaction gas, by accelerating the premixing of smelting material flow and reaction gas flow. This solid-gas mixing burner is equipped wit...
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JP3160079B2 |
PURPOSE: To make possible that the tongue of flame can reach the flame front at the burner outlet constantly by disposing the end part of an ignition electrode at a part in a conical hollow chamber where the current velocity of combustio...
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JP2001108225A |
To satisfactorily burn a calorie change gas changing in its calorie without increasing a cost or a labor hour of a maintenance. A small-diameter sleeve 13 for forming a ventilation passage is supported by a support stay 14 at a large-dia...
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JP2001090940A |
To switch the kind of combustion gas automatically. A combustion control device is provided with a combustion gas flow rate control device 23, a combustion air flow rate control device 24, a gas burner 12, into which the combustion gas a...
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JP3142924B2 |
PURPOSE: To carry out operation at a temperature lower than an allowable temperature of a nozzle member by a method wherein a disk-like spacing is provided with an air injection port opened toward a flame burning plane. CONSTITUTION: A d...
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JP2001059602A |
To control instability of combustion positively under a simple and functionally little precondition by employing a fluidic method for modulating fuel supply. A premixing burner 17 in a combustion system 10 is constituted as a double cone...
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JP3140299B2 |
PURPOSE: To provide a pulverized coal burner in which NOx concentration at the time of a low load can be reduced. CONSTITUTION: A secondary air nozzle 103 and a tertiary air nozzle 104 are provided on the outer periphery of a fuel nozzle...
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JP3133066B2 |
A burner which can burn either liquid or gaseous fuels has an outer air supply duct (4) of circular cross-section with the diameter decreasing in the direction of flow so that the duct is of conical form. This air duct surrounds a number...
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JP2001012703A |
To provide a burner and a combustor equipped with the burner capable of preventing ash from being deposited on a fire furnace wall located in the vicinity of the burner without use of an expensive apparatus and without causing combustion...
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JP2000356307A |
To realize good combustion performance of liquid fuels and stabilization of flames in individual burners and reduce emission of NOx and the like in a combustion exhaust gas even when different kinds of liquid fuels are atomized and combu...
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JP3117995B2 |
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JP2000329317A |
To form a stable flame by providing a fluidized mixed fuel to a plurality of atomizing means and executing combustion while permitting a plurality of flames formed by the plurality of atomizing means to be in contact with each other. A m...
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JP3110300B2 |
To ensure combustion in the same combustor and hence safely and securely achieve combustion under low NOx in a combustor in which 4 flow passages are formed for supplying a fuel to a nozzle, and blast furnace gas and natural gas are repl...
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JP3080440B2 |
A combustion apparatus comprises a mixture feeding pipe (1) through which a mixture of pulverized coal and combustion air flows. The mixture is injected into a furnace (2) through the mixture feeding pipe and then ignited. A radial outwa...
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JP3075732B2 |
In a combustion chamber (A) having the shape of an annular combustion chamber, a series of large and small premix burners (B, C) is arranged along the annular front wall (10). The large premix burners (B), which are the main burners of t...
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JP3073434B2 |
To improve a boiler efficiency, increase the safetiness of flue instruments and reduce the generating amount of NOx by a method wherein a blast furnace gas compartment is arranged between the thick mixture compartment of pulverized coal....
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JP2000193206A |
To improve the fuel combustion efficiency of an injection nozzle and to reduce the bulk of the nozzle by providing assemblies which respectively jet main fuel, an oxidizing agent, and auxiliary fuel and arranging the assemblies which jet...
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JP3064222B2 |
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JP2000186808A |
To burn incombustible liquids economically by a method which is more compatible with the environment by mixing the incombustible liquid with a reactive gas, mixing a supplementary fuel with an inert gas, and vaporizing the incombustible ...
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JP3051775B2 |
PURPOSE: To prevent the invasion of combustion gas, containing corrosive ingredients, into a nozzle and prevent the burning of the nozzle due to radiation heat from the inside of a furnace by a method wherein gas curtain is formed at the...
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JP3040457B2 |
In a combustion plant, fresh air (6) is drawn in via a blower (5), which acts outside the surround of the combustion plant, and mixed with a portion of flue gases (7) which are removed from combustion chamber (1). The resulting fresh air...
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JP3035539B1 |
[wrap up] [Task] To provide an oil / gas mixed combustion burner that allows a simple mechanism to form a flame of smaller size and also allows the size of the generated flame to be variable. In the air flow path 41, a swirl plate 6 for ...
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JP2000104923A |
To block formation of interfering fluid instability of combustion air flow after it has flown into a combustion chamber by blowing interfering air to the combustion air flow.Interfering nozzles 16 are disposed, at a regular interval, bet...
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JP3029196B2 |
To provide a high soundness which can be easily maintained and repaired. The double fuel nozzle 70 has an independent atomizing air cylinder 74 and a liquid fuel tube 76. The cylinder 74 includes an outer wall 96 having an inlet end 100 ...
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