WO2004081450A1 - ガス燃焼制御方法及びガス燃焼装置 - Google Patents
ガス燃焼制御方法及びガス燃焼装置 Download PDFInfo
- Publication number
- WO2004081450A1 WO2004081450A1 PCT/JP2004/002808 JP2004002808W WO2004081450A1 WO 2004081450 A1 WO2004081450 A1 WO 2004081450A1 JP 2004002808 W JP2004002808 W JP 2004002808W WO 2004081450 A1 WO2004081450 A1 WO 2004081450A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- gas
- air
- ignition
- combustor
- casing
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D20/00—Hair drying devices; Accessories therefor
- A45D20/04—Hot-air producers
- A45D20/06—Hot-air producers heated otherwise than electrically; ventilated by muscle power
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/48—Nozzles
- F23D14/58—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N3/00—Regulating air supply or draught
- F23N3/08—Regulating air supply or draught by power-assisted systems
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D20/00—Hair drying devices; Accessories therefor
- A45D20/04—Hot-air producers
- A45D20/06—Hot-air producers heated otherwise than electrically; ventilated by muscle power
- A45D2020/065—Hot-air producers heated otherwise than electrically; ventilated by muscle power heated by gas or fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C2201/00—Staged combustion
- F23C2201/20—Burner staging
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2203/00—Gaseous fuel burners
- F23D2203/10—Flame diffusing means
- F23D2203/101—Flame diffusing means characterised by surface shape
- F23D2203/1012—Flame diffusing means characterised by surface shape tubular
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2203/00—Gaseous fuel burners
- F23D2203/10—Flame diffusing means
- F23D2203/105—Porous plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2233/00—Ventilators
- F23N2233/02—Ventilators in stacks
- F23N2233/04—Ventilators in stacks with variable speed
Definitions
- the present invention uses a combustion flame of liquefied petroleum gas (LPG) as a heat source,
- LPG liquefied petroleum gas
- the present invention relates to a gas combustion device that generates burned hot air or hot air.
- gas combustion devices have been built into devices such as portable hair dryers and heat guns using LPG, for example.
- a gas combustion device 103 built in a hair dryer 101 is a gas-burning combustor 105 which is a cylindrical casing 10 of a hair dryer 101. 7 is provided.
- the combustor 105 burns fuel gas supplied from a gas tank (not shown) as a gas supply source, and the air heated by the combustor 105 is mounted on a bracket at the inlet side of the casing 107. It is discharged to the outlet 1 17 side by the blower 1 1 5 consisting of the motor 1 1 1 provided via 1 09 and the fan 1 1 3 attached to the motor 1 1 1 .
- a gas passage 1 19 extending from the gas tank to the combustor 105 has a suction port 1 2 for sucking outside air due to a negative pressure generated by a flow rate of the fuel gas supplied to the combustor 105.
- Ezek 1 1 equipped with 1 2 3 is provided.
- the supplied LPG for example, is injected at a higher speed than the nozzle 125 in the ejector 123. Negative pressure is generated by the ejector effect caused by the gas injection speed, and the outside air required for combustion flows in from the suction port 121, and a mixed gas of gas (LPG) and air is generated.
- LPG mixed gas of gas
- the mixed gas is ejected from a wick 127 (wire mesh) provided inside the combustor 105 at the inlet side, and sparks generated from a spark plug 129 (ignition device) by high-voltage electricity generate a wick 127 To ignite the gas mixture.
- a spark plug 129 ignition device
- the combustor 105 is arranged between the blower 115 and the outlet 117 of the casing 107, and the cross-sectional shape orthogonal to the longitudinal direction of the combustor 105 is shown in FIG.
- a step in which the combustion air is discharged as warm air toward the outlet 117. This combustion state is maintained until the supply of LPG is cut off.
- the ignition performance of the above mixed gas and the combustion performance of the combustion gas after ignition are in an opposite relationship.
- the present invention has been made to solve the above-mentioned problems, and a gas combustion control method and a gas combustion method capable of improving gas ignitability, improving gas combustion performance, and reducing CO concentration. It is an object to provide a combustion device. Disclosure of the invention
- a combustor that burns a fuel gas supplied from a gas supply source, an air amount adjustment device that adjusts an air amount in a cylindrical casing that houses the combustor, and the gas supply
- a wick for ejecting a mixed gas obtained by mixing a fuel gas supplied from a source to the combustor and air in the casing into the combustion chamber; an ignition device for igniting the mixed gas ejected from the wick;
- a gas combustion control method in a gas combustion device comprising: the air amount adjustment device and a control device that controls the ignition device, wherein the mixed gas ejected from the wick is not ignited.
- a first air amount adjusting step of controlling the air adjusting device so as to reduce an air amount in the casing, an ignition step of igniting the mixed gas, and after the ignition step A second air amount adjusting step of operating the air amount adjusting device at a higher output than the first air amount adjusting step so as to increase the air amount in the casing.
- a gas combustion device includes a combustor for burning fuel gas supplied from a gas supply source, and a cylindrical casing in which the combustor is provided.
- An air amount adjusting device for adjusting an air amount; a wick for injecting a mixed gas obtained by mixing a fuel gas supplied from the gas supply source to the combustor with air in the casing into the combustion chamber; Ignition of gas mixture ejected from An ignition device for detecting that the mixed gas in the combustor has been ignited; and controlling at least the air amount adjusting device and the ignition device based on a signal from the ignition detection device.
- control device controls the air amount adjusting device so as to reduce the air amount in the casing when ignition is not detected by the ignition detection device; and After the ignition is detected by the detecting device, the air amount adjusting device is controlled so as to increase the air amount in the casing. That is the gist.
- FIG. 1 is a schematic explanatory view showing gas combustion of a conventional gas combustion device.
- FIG. 2 is a side sectional view of a hair dryer in which a conventional gas combustion device is installed.
- FIG. 3 is a partial cross-sectional view of the ejector of FIG.
- FIG. 4 is a front sectional view of the combustor taken along the line IV-IV in FIG.
- FIG. 5 is a schematic explanatory diagram showing gas combustion in the gas combustion device according to the embodiment of the present invention.
- FIG. 6 is a side sectional view taken along line VI-VI of FIG. 7 of the gas combustion apparatus according to the embodiment of the present invention.
- FIG. 7 is a front sectional view of the gas combustion device as viewed from the left side of FIG.
- FIG. 8 is a rear cross-sectional view of the gas combustion device as viewed from the right side of FIG.
- FIG. 9 is a flowchart showing a control method according to the present invention. BEST MODE FOR CARRYING OUT THE INVENTION
- the gas combustion device 1 is incorporated in the hair dryer 3.
- An example is shown.
- the hair dryer 13 has a cylindrical casing 5 having a substantially cylindrical shape, and a handle portion (not shown) which is long in a direction substantially perpendicular to the longitudinal direction of the casing 5 has the above casing.
- the gas combustion device 1 is provided in the casing 5 described above.
- the gas combustion device 1 includes an ejector 17 for mixing, for example, LPG as fuel gas and air to generate a mixed gas, and a mixed gas generated by the ejector 17.
- an electrode 9 as an ignition device for igniting a gas, and a combustor 11 for burning a mixed gas ignited by the electrode 9 are provided.
- a blower 15 for discharging the combustion air heated by the combustor 11 to the outlet 13 side of the casing 5 is provided in the casing 5 behind the ejector 17 (right side in FIG. 6). Have been. Note that the blower 15 functions as an air amount adjusting device for adjusting the amount of air inside the casing 5.
- the blower 15 has a DC motor 17 attached to the inner wall on the rear side of the casing 5 by a bracket 19 having an air flow path, and a blower provided on the rotating shaft of the DC motor 1 mm. And an axial fan 21.
- the rear end of the casing 5 (the right end in FIG. 6) is covered with, for example, a wall provided with a number of holes for air intake for safety, and the front end of the casing 5 (the left end in FIG. 6).
- a hot air outlet nozzle (not shown) is removably attached to).
- the combustor 11 will be described in more detail with reference to FIG. 7 and FIG.
- the chambers 123 of the combustor 11 are made of aluminum (die-cat) material.
- the left and right sides in the longitudinal direction of the combustor 11 are roughly circular in cross section as shown in FIGS. It is a cylindrical body.
- the interior of the chamber 23 is located at the rear (right side in FIG. 6) of the primary combustion chamber 25, and at the front of the primary combustion chamber 25 (left side in FIG. 6).
- a secondary combustion chamber 27 located there.
- the ejector 17 is mounted on the gas introduction side behind (to the right in FIG. 6) the primary combustion chamber 25.
- the ejector 17 has, for example, a gas supply pipe 31 as a gas flow path from a gas supply source such as a gas tank (not shown) for storing, for example, LPG as fuel gas, on the inlet side of the ejector body 29 having a substantially cylindrical cross section.
- a nozzle 33 is provided for injecting gas supplied via the nozzle.
- the nozzle 33 has a pinhole injection hole (not shown) having a diameter of, for example, ⁇ 60 m to 200 m at the tip.
- This injection hole is an orifice provided almost at the center of a disc-shaped pinhole disk (not shown).
- the injection hole has a small LPG and discharges at a speed close to the speed of sound.
- a filter (not shown) for removing impurities and dust for closing the injection hole is built in the nozzle 33.
- the filter for example, a sintered metal having a pinhole having a diameter of 10 to 30 / in is used.
- the cross-sectional shape of the ejector body may be changed as appropriate.
- a mixer 35 for mixing the LPG with the outside air (primary air) and introducing it to the combustor 11;
- a primary air hole 37 for sucking primary air is penetrated through the side wall. Therefore, the fuel gas discharged from the nozzle 33 at a high speed causes a negative pressure in the mixer 35, and the primary air is sucked from the outside and mixed with the fuel gas, for example, as a wick serving as a front gas combustion unit. It is sent to 39. This is called the ejector effect.
- the ratio of the primary air can be adjusted by adjusting the area of the primary air hole 37. Further, as described later, the primary air supplied to the casing 5 per unit time is also adjusted by the output of the DC motor 17 controlled by the controller 55.
- the wick 39 has a cylindrical shape made of, for example, a 50 to 150 mesh SUS wire mesh as a gas combustion portion. It is attached by welding, and is provided substantially at the center of the primary combustion chamber 25 of the combustor 11 on the right side in FIG.
- a wick holder 41 as a rectilinear restraining portion is attached to the front end of the wick 39 by, for example, welding.
- the mixed gas discharged from the mixer 35 is guided mainly to the side (AR 1 direction in FIG. 6) by the wick holder 41, and the mixed gas of LPG and air is discharged from the mesh of the wick 39. .
- the flame after ignition is blue and roughly circular.
- the above-described electrode 9 is provided inside the combustor 11 at a position close to the front side surface of the wick 39.
- the high voltage electricity generated by the piezoelectric element for ignition (not shown) is input to the electrode 9 through an electric wire 43, and a spark is blown from the tip of the electode 9 to the wick 39.
- the spark ignites the gas mixture erupted from the wick 39, and the gas burns.
- a plurality of grooves 45 extending in the front-rear direction are arranged radially around the wick 39.
- six groove portions 45 are formed.
- a plurality of secondary air holes 46 for supplying outside air (secondary air) to the primary combustion chamber 25 are provided on the rear wall of the primary combustion chamber 25 (the right side wall in FIG. 6). .
- the plurality of secondary air holes 46 are arranged at positions other than the ignition portion so that the secondary air is supplied to the ignited gas.
- the ignition portion is a region where a spark flies, and is a region around the wick 39 and on the side of the electrode 9 as shown in a range surrounded by a dotted line in FIG.
- five secondary air holes 46 are provided.
- a plurality of tertiary air pipes 47 as tertiary air holes for supplying outside air (tertiary air) to the secondary combustion chamber 27 are provided in the walls of the primary combustion chamber 25 between the grooves 45.
- a total of six tertiary air pipelines 47 are provided.
- An opening is provided at the front end of the secondary combustion chamber 27. The opening forms a combustion gas outlet 49 for discharging the combustion gas burned in the secondary combustion chamber 27.
- a plurality of fins 51 for heat exchange are provided on the outer peripheral side of the champers 23.
- the fins 51 cool the chamber 123 by releasing heat generated when the mixed gas is burned in the chamber 23. Therefore, since there is an effect of heat exchange, the heat of the chamber 23 is released, and the released heat is efficiently transmitted to the air flow blown from the axial fan 21.
- an ignition detection device (ignition sensor) 53 detects the ignition of the gas (LPG) in the combustor 11 and a combustion gas outlet of the combustor 11. It is located near 49.
- the DC motor 17 is turned ON / OFF, and the DC motor 11 is turned on by a detection signal that detects that the gas in the combustor 11 is ignited by the ignition sensor 53.
- a control device 55 is provided for controlling the rotation speed of 17 and controlling ON / OFF of energization to the elect opening 9 as an ignition device.
- the control device 55 performs different controls at the time of ignition and after the ignition. That is, at the time of ignition, low-power operation (Low operation) in which the number of rotations of the DC motor 17 is reduced is performed in order to reduce the amount of air in the casing 5 so as to facilitate ignition. Further, in the state after ignition, the control device 55 controls the DC motor 17 so as to increase the amount of air in the casing 5 in order to reduce the CO concentration based on the signal detected by the ignition sensor 53. Perform high-power operation (Hi operation) with increased rotation speed.
- the controller 55 is electrically connected to a power supply, a DC motor 17, an electrode 9, and an ignition sensor 53.
- the control device 55 also controls the opening / closing operation of an opening / closing valve (not shown) for supplying and stopping the fuel gas.
- control device 55 the operation of the control device 55 and the operation in the present embodiment will be described with reference to FIG. The flow from operation to stop will be described.
- step 1 when the operation switch (not shown) is turned on (step 1), an ON signal is sent to the controller 55, and a command to energize the DC motor 17 of the blower 15 is given from the controller 55.
- the air is blown (step 2).
- step 2 since the LPG is not supplied to the combustor 11 and the ignition detection signal output by the ignition sensor 53 is OFF, the air amount in the casing 5 is reduced from the controller 55.
- a command to reduce the rotation of the DC motor 17 is given, and low output operation is performed (step 3).
- Step 4 the on-off valve (not shown) of the gas supply pipe 31 is opened, and LPG as a fuel gas is supplied from the gas supply source to the nozzle 33 of the ejector 17 of the combustor 11 via the gas supply pipe 31.
- Step 5 the primary air (corresponding to the air-fuel ratio) required for combustion is sucked from the primary air hole 37 and flows into the mixer 35 due to the negative pressure generated by the Ezek Yuichi effect.
- Step 6 The primary air and LPG that have flowed in Step 5 are mixed together to form a mixed gas, which is ejected to the front wick 39 (Step 6).
- step 6 the primary air required for combustion is automatically sucked in the mixer 35 in proportion to the increase or decrease of LPG.
- the DC motor 17 is operated at a low output by the control device 55 inside the casing 5, the amount of air used as combustion air at the time of ignition is reduced.
- the amount of primary air sucked from the primary air hole 37 also decreases. For this reason, a mixed gas having good ignitability is injected into the front wick 39 due to the high gas ratio.
- the wick holder 41 is provided on the front end face.
- the joint gas is mainly jetted out from the SUS wire mesh of the side mesh.
- Step 7 a command was given from the controller 55, and high-voltage electricity from the ignition piezoelectric element was energized through the electric wire 43, sparks were generated from the electrodes 9 in the combustor 11, and were ejected from the wick 39.
- the mixed gas having good ignitability is ignited (Step 7).
- the ignition timing that is, the time from the end of Step 6 to the execution of Step 7 is appropriately changed according to the device to which the present invention is applied. That is, the optimum ignition timing for each device is determined in consideration of the volume of the casing 5, and the like.
- step 8 ONZOFF of the ignition signal is determined (step 8).
- the ignition sensor 53 provided near the combustion gas outlet 49 ignites the gas in the combustor 11 and burns. Is detected (YES in step 8).
- step 9 When this ignition detection signal is sent to the control unit 55, a high-output operation is started according to a command from the control unit 55 (step 9), and the rotation speed of the DC motor 17 is increased. The amount of air inside increases. If the ignition detection signal is not in the ON state in step 8, that is, if ignition has not been started, the process returns to step 7.
- secondary air is introduced through five secondary air holes 46 in order to increase the amount of air inside the casing 5 and increase combustion efficiency (step 10). ).
- the combustion reaction of the gas in the primary combustion chamber 25 is promoted, and the combustion performance is further improved.
- tertiary air is introduced through six tertiary air pipes 47 (tertiary air holes) to increase the amount of air inside the casing 5 (step 11).
- This tertiary air efficiently lowers the temperature of the wall of the primary combustion chamber 25, and is heated to a high temperature when passing through the tertiary air primary conduit 47, and is introduced into the secondary combustion chamber 27. .
- the combustion reaction of the gas in the secondary combustion chamber 27 is promoted, and the combustion performance is improved.
- the gas that has finished burning in the primary combustion chamber 25 and the tertiary air whose air amount has been increased at a high temperature are mixed, so that the combustion reaction is facilitated, and there is an effect that complete combustion is facilitated.
- the combustion performance is improved and the CO concentration is reduced.
- step 12 when the operation switch is turned off (step 12), the DC motor 17 is stopped by the controller 55, and the open / close valve (not shown) of the gas supply pipe 31 is closed. (Steps 13). As a result, the supply path of the LPG is cut off, and the operation of the combustion gas device is stopped.
- the present invention is not limited to the above-described embodiment, but can be embodied in other forms by making appropriate changes.
- the gas combustion device of this embodiment includes a gas dryer such as a hair dryer, a heat gun used for shrinkage work of a heat-shrinkable tube, drying, bonding, melting, soldering, and the like, or a gas combustion device of other equipment. It can be used as Industrial applicability
- the ignition performance at the time of ignition can be improved by a simple method of simply switching the output of the blower to high output or low output, and the combustion performance after ignition can be improved.
- the present invention at the time of ignition, by reducing the amount of air in the casing, the amount of air sucked from the ejector is reduced, and the amount of air in the mixed gas is reduced, so that the gas ratio can be increased.
- the ignitability of the mixed gas coming out of the wick can be improved.
- the combustion efficiency of the combustion gas in the combustor is improved, the combustion performance can be improved, and the CO concentration can be reduced.
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002518430A CA2518430A1 (en) | 2003-03-10 | 2004-03-05 | Gas combustion control method and gas combustion device |
EP04717759A EP1617144A4 (en) | 2003-03-10 | 2004-03-05 | GAS COMBUSTION CONTROL METHOD AND GAS COMBUSTION DEVICE |
AU2004219831A AU2004219831B2 (en) | 2003-03-10 | 2004-03-05 | Gas combustion-controlling method and gas combustion device |
JP2005503498A JPWO2004081450A1 (ja) | 2003-03-10 | 2004-03-05 | ガス燃焼制御方法及びガス燃焼装置 |
US10/548,679 US20060194160A1 (en) | 2003-03-10 | 2004-03-05 | Gas combustion-control method and gas combustion device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003063663 | 2003-03-10 | ||
JP2003-063663 | 2003-03-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004081450A1 true WO2004081450A1 (ja) | 2004-09-23 |
Family
ID=32984437
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/002808 WO2004081450A1 (ja) | 2003-03-10 | 2004-03-05 | ガス燃焼制御方法及びガス燃焼装置 |
Country Status (9)
Country | Link |
---|---|
US (1) | US20060194160A1 (ja) |
EP (1) | EP1617144A4 (ja) |
JP (1) | JPWO2004081450A1 (ja) |
KR (1) | KR20050118675A (ja) |
CN (1) | CN1759274A (ja) |
AU (1) | AU2004219831B2 (ja) |
CA (1) | CA2518430A1 (ja) |
TW (1) | TW200427948A (ja) |
WO (1) | WO2004081450A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022255109A1 (ja) * | 2021-06-02 | 2022-12-08 | Jfeスチール株式会社 | 放散ブリーダー及びコークス炉ガス燃焼方法 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4774119B2 (ja) * | 2007-03-29 | 2011-09-14 | 富士通株式会社 | 半導体集積回路および制御信号分配方法 |
US8286594B2 (en) * | 2008-10-16 | 2012-10-16 | Lochinvar, Llc | Gas fired modulating water heating appliance with dual combustion air premix blowers |
US8517720B2 (en) * | 2008-10-16 | 2013-08-27 | Lochinvar, Llc | Integrated dual chamber burner |
US9097436B1 (en) | 2010-12-27 | 2015-08-04 | Lochinvar, Llc | Integrated dual chamber burner with remote communicating flame strip |
US9464805B2 (en) | 2013-01-16 | 2016-10-11 | Lochinvar, Llc | Modulating burner |
GB2556840A (en) * | 2015-10-01 | 2018-06-06 | David & D Ltd | Hot air blower and blowing method |
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JPS50128141U (ja) * | 1974-04-05 | 1975-10-21 | ||
JPH0626638A (ja) * | 1992-07-10 | 1994-02-04 | Toshiba Corp | 燃焼機器 |
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US3765389A (en) * | 1969-08-01 | 1973-10-16 | Fletcher Henchel Thermal Ind L | Heater apparatus with controlled air and fuel intake |
JPS60169014A (ja) * | 1984-02-14 | 1985-09-02 | Rinnai Corp | 燃焼安全装置 |
JPS61250413A (ja) * | 1985-04-27 | 1986-11-07 | Nakajima Doukoushiyo:Kk | 熱風発生装置 |
FR2638514B1 (fr) * | 1988-10-28 | 1991-09-27 | Applic Gaz Sa | Appareil generateur d'air chaud, comportant un bruleur catalytique |
US6077068A (en) * | 1995-08-31 | 2000-06-20 | Ngk Insulators, Ltd. | Pulsated combustion apparatus and a method for controlling such a pulsated combustion apparatus |
KR19980030377A (ko) * | 1996-10-29 | 1998-07-25 | 배순훈 | 폭발점화방지를 위한 가스보일러의 착화방법 |
US5857262A (en) * | 1996-11-19 | 1999-01-12 | The Schawbel Corporation | Cordless hydrocarbon fuel heated hairdryer |
JP2004081693A (ja) * | 2002-08-28 | 2004-03-18 | Re-Tec:Kk | ガス燃焼式の携帯ドライヤー及びこの携帯ドライヤーにおけるマイナスイオン発生方法 |
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2004
- 2004-03-05 CA CA002518430A patent/CA2518430A1/en not_active Abandoned
- 2004-03-05 US US10/548,679 patent/US20060194160A1/en not_active Abandoned
- 2004-03-05 JP JP2005503498A patent/JPWO2004081450A1/ja active Pending
- 2004-03-05 WO PCT/JP2004/002808 patent/WO2004081450A1/ja active IP Right Grant
- 2004-03-05 AU AU2004219831A patent/AU2004219831B2/en not_active Ceased
- 2004-03-05 CN CNA2004800064101A patent/CN1759274A/zh active Pending
- 2004-03-05 EP EP04717759A patent/EP1617144A4/en not_active Withdrawn
- 2004-03-05 KR KR1020057016782A patent/KR20050118675A/ko active IP Right Grant
- 2004-03-09 TW TW093106202A patent/TW200427948A/zh unknown
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2022255109A1 (ja) * | 2021-06-02 | 2022-12-08 | Jfeスチール株式会社 | 放散ブリーダー及びコークス炉ガス燃焼方法 |
JP7207619B1 (ja) * | 2021-06-02 | 2023-01-18 | Jfeスチール株式会社 | 放散ブリーダー及びコークス炉ガス燃焼方法 |
Also Published As
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TW200427948A (en) | 2004-12-16 |
AU2004219831A1 (en) | 2004-09-23 |
AU2004219831B2 (en) | 2007-03-22 |
JPWO2004081450A1 (ja) | 2006-06-15 |
KR20050118675A (ko) | 2005-12-19 |
EP1617144A1 (en) | 2006-01-18 |
CA2518430A1 (en) | 2004-09-23 |
CN1759274A (zh) | 2006-04-12 |
US20060194160A1 (en) | 2006-08-31 |
EP1617144A4 (en) | 2007-05-02 |
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