WO2014204198A1 - Dispositif de combustion de poudre inflammable - Google Patents

Dispositif de combustion de poudre inflammable Download PDF

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Publication number
WO2014204198A1
WO2014204198A1 PCT/KR2014/005347 KR2014005347W WO2014204198A1 WO 2014204198 A1 WO2014204198 A1 WO 2014204198A1 KR 2014005347 W KR2014005347 W KR 2014005347W WO 2014204198 A1 WO2014204198 A1 WO 2014204198A1
Authority
WO
WIPO (PCT)
Prior art keywords
combustible powder
mixing
combustible
pipe
inlet
Prior art date
Application number
PCT/KR2014/005347
Other languages
English (en)
Korean (ko)
Inventor
이춘우
Original Assignee
Lee Chun-Woo
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020130070321A external-priority patent/KR101324989B1/ko
Priority claimed from KR1020130075091A external-priority patent/KR20150001959A/ko
Priority claimed from KR1020130078791A external-priority patent/KR101309608B1/ko
Priority claimed from KR1020130078792A external-priority patent/KR101435637B1/ko
Priority claimed from KR1020130086629A external-priority patent/KR20150011555A/ko
Application filed by Lee Chun-Woo filed Critical Lee Chun-Woo
Publication of WO2014204198A1 publication Critical patent/WO2014204198A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D1/00—Burners for combustion of pulverulent 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 
    • F23C1/00—Combustion apparatus specially adapted for combustion of two or more kinds of fuel simultaneously or alternately, at least one kind of fuel being either a fluid fuel or a solid fuel suspended in a carrier gas or air
    • F23C1/12—Combustion apparatus specially adapted for combustion of two or more kinds of fuel simultaneously or alternately, at least one kind of fuel being either a fluid fuel or a solid fuel suspended in a carrier gas or air gaseous and pulverulent fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D17/00—Burners for combustion conjointly or alternatively of gaseous or liquid or pulverulent fuel
    • F23D17/005—Burners for combustion conjointly or alternatively of gaseous or liquid or pulverulent fuel gaseous or pulverulent fuel

Definitions

  • the present invention relates to a combustion device for a combustible powder.
  • Flammability refers to properties that can burn well or burn.
  • Flammable solids include general combustibles such as paper, cloth, wood, coal, rubber, resin, sulfur, and some of the fuels and metals, including wooden buildings, furniture, and painted items.
  • flammable trash includes food waste, carcass, and manure which are organic materials.
  • Methods for treating the combustible waste include a first method for incineration, a second method for composting, and a third method for embedding.
  • the second method of composting is that the flammable waste is inadequate due to the high salinity in the case of food waste or manure, and the third method of landfilling is to pollute the soil and surrounding rivers by generating a lot of leachate, There is a problem that it is difficult.
  • the third method of incineration is to burn food garbage which is flammable by burning food garbage powder into the flame in the incinerator together with air to burn the food garbage powder by incineration as disclosed in Korean Registration Practice No. 20-0199645, Liquid or solid fuel is required to provide the flame of the burner because the food waste powder is incinerated by the flame of the burner, and the food waste powder, that is, the flammable powder, There is a problem that incomplete combustion occurs around the flame which can not be injected into the flame due to the atmospheric temperature and does not have complete combustion.
  • the third method described above has a problem that the food wastes powder, which is combustible, is supplied into the incinerator by contacting the wings of the blower, so that the wings of the blower can be easily corroded and damaged.
  • the present invention has a problem in solving the above-mentioned problems.
  • the present invention relates to a fuel cell system comprising an ignition source, a nozzle portion disposed adjacent to the ignition source, a mixing tube having an upstream end connected to the fuel gas supply source and the other end connected to the nozzle portion, An air supply pipe having one end connected to the nozzle unit or connected to the inside of the combustion chamber and the other end connected to an air supply source and having an air flow rate control valve interposed therebetween; And a combustible powder feed pipe whose upstream end is connected to a combustible powder supply source, to solve the above problems.
  • An air supply pipe connected to an air supply source at an upstream end and connected to the nozzle unit to supply air to the nozzle unit;
  • a fuel gas supply pipe having one end connected to the nozzle unit and the other end connected to a fuel gas supply source and having a fuel gas supply amount regulating valve interposed therebetween, and a downstream end connected to an inlet provided in the mixing unit,
  • the combustible powder is continuously supplied to the ignition source and burned together with the fuel gas to become the fuel source, and the amount of the fuel gas necessary for the operation of the heating or steam production boiler or the thermal power generator to reduce the operating costs of boilers and thermal power generators, and to overcome environmental degradation problems in combustion methods, landfill methods or composting methods for treating flammable wastes such as food waste, carcasses and manure. .
  • FIG. 1 is a conceptual diagram showing a combustion apparatus for a combustible powder according to a first embodiment of the present invention
  • FIG. 2 is a view showing another embodiment of the mixing portion of the first embodiment of FIG. 1;
  • FIG. 3 is a conceptual diagram showing a combustion apparatus for a combustible powder according to a second embodiment of the present invention
  • FIG. 4 shows another embodiment of the mixing section of the second embodiment of Fig. 3, Fig.
  • FIG. 5 is a conceptual diagram showing a combustion apparatus for a combustible powder according to a second embodiment of the present invention.
  • Fig. 6 is a view showing that a combustible powder storing portion is interposed between a combustible powder supply source and a mixing portion in the combustible powder burning apparatus shown in Fig. 2; Fig.
  • FIG. 1 shows a combustion apparatus for a combustible powder according to the first embodiment.
  • the combustion apparatus 100 is a combustion apparatus provided in a conventional heating or steam boiler or a thermal power generator.
  • the combustion apparatus 100 is different from the conventional combustion apparatus only in the configuration required for supplying the combustible powder.
  • the combustion apparatus includes a combustion chamber 10, an exhaust pipe 14 connected to the upper end of the combustion chamber 10, a tank 15 built in the upper end of the combustion chamber 10 to store liquid such as water, An ignition source 16 provided at the lower end of the combustion chamber 10, a nozzle unit 17 disposed in the combustion chamber 10 adjacent to the ignition source 16, an upstream end connected to the fuel gas supply source 21, A mixing pipe 20 connected to the nozzle unit 17 to supply the vaporized fuel gas to the nozzle unit 17, a mixing unit 30 connected in the middle of the mixing pipe 20, An air supply pipe 12 having one end connected to the downstream end of the mixing unit 30 and the other end connected to the air supply source 11 and an air flow rate control valve 13 interposed therebetween, And a combustible powder supply pipe (50) whose upstream end is connected to the combustible powder supply source (40).
  • the combustion apparatus may further include a rotary valve (51) interposed in the middle of the combustible powder supply pipe (50) when the combustible powder supply source (40) is a hopper.
  • the mixing section 30 may be a cyclone.
  • an upstream end of the mixing tube 20 is connected to the upper side wall of the mixing section 30 in a tangential direction
  • the inlet 31 is connected to one side of the ceiling wall portion of the mixing portion 30 so that the fuel gas introduced from the upstream end of the mixing tube 20 flows into the side wall portion of the mixing portion 30
  • the combustible powder flowing into the mixing portion 30 via the inlet 31 is supplied to the mixing portion 30 through the inlet 31 and then flows into the mixing portion 30 through the inlet 31, Flows along the flow to the outlet of the mixing unit 30 and eventually moves to the nozzle unit 17 connected to the downstream end of the mixing pipe 20.
  • the rotary valve 51 interposed in the middle of the combustible powder supply pipe 50 can adjust the amount of the combustible powder to be injected into the mixing part 30 according to the rotation number of the valve plate, So that the pressure is prevented from being connected to the hopper which is the combustible powder supply source (40).
  • the mixing part 30 may be an injector.
  • the rotary valve 51 interposed in the middle of the combustible powder feed pipe 50 is connected to the rotation number of the valve plate It is possible to control the amount of the combustible powder to be injected into the mixer 30 which is the injector and to prevent the negative pressure source formed in the mixer 30 which is the injector from being connected to the hopper which is the combustible powder source 40 do.
  • valve plate rotatably and hermetically slidably contacts the housing, and a detailed structure thereof is disclosed in Patent Registration No. 10-1290073 filed by the present invention and patented.
  • the fuel gas used in the combustion apparatus of this embodiment may be, for example, natural gas, coal gas, oil gas, liquefied petroleum gas (propane, butane), or the like.
  • the flammable powder used in the combustion apparatus of the present embodiment may be paper powder, cloth powder, wood powder, coal powder, rubber powder, resin powder, food waste powder made of sulfur powder organic matter, carcass powder, have.
  • the combustion apparatus 100 for combustible powder configured as described above can be operated as follows.
  • the air supply pipe 12 is connected to one end of the air supply pipe 12 at the downstream end of the mixing pipe 20 but the present invention is not limited thereto, Or may be connected to the lower end of one side of the main body 10.
  • Fig. 3 shows the combustion apparatus for combustible powder according to the second embodiment.
  • the combustion apparatus 100 includes an ignition source 16, a nozzle unit 17 disposed adjacent to the ignition source 16, an upstream end connected to the fuel gas supply source 21 and a downstream end connected to the nozzle unit 17, A mixing unit 30 connected to the fuel gas supply source 21 or the mixing pipe 20 at an upstream end thereof to supply the fuel gas to the nozzle unit 17; A fuel gas supply pipe 20-1 connected to an upstream end of the nozzle unit 17 and connected to a second nozzle unit 17a circumscribed with a predetermined gap in the nozzle unit 17, 2 nozzle section 17a is connected to the third nozzle section 17b circumscribed with a predetermined gap and the downstream end is connected to the air supply source 11 and the air flow control valve 13, And a combustible powder (12) connected at its downstream end to an inlet (31) provided in the mixing portion (30) and having an upstream end connected to the combustible powder supply source It includes a geupgwan 50.
  • the combustion gas supply pipe 20-1 is shown connected to the fuel gas supply source 21 and the fuel gas supply source 21 in the mixing pipe 20, but the present invention is not limited thereto And may be connected to the upstream end of the mixing tube 20.
  • the combustion device for a combustible powder further includes a rotary valve 51 interposed in the middle of the combustible powder supply pipe 50 when the combustible powder supply source 40 is a hopper like the combustion device for a combustible powder of the first embodiment
  • the mixing portion 30 is a cyclone as in the mixing portion of the combustible powder combustion apparatus of the first embodiment and as shown in Fig. 3, it can be an injector have.
  • the combustion apparatus 100 for combustible powder of the second embodiment configured as described above can be operated as follows.
  • the opening / closing valve connected in the middle of the fuel gas supply pipe 20-1 is opened to inject the fuel gas to the ignition source 16 via the second nozzle unit 17a,
  • the air flow control valve 13 interposed in the middle is opened and air is jetted to the ignition source 16 through the third nozzle unit 17b, the fuel gas is burned as flame by the flame of the ignition source 16
  • FIG 3 shows a combustion apparatus for combustible powder according to the third embodiment.
  • the combustion apparatus 100 includes an ignition source 16, a nozzle unit 17 disposed adjacent to the ignition source 16, an upstream end connected to an air supply source 11, and an air flow rate control valve 13 interposed
  • a mixing tube 20 having an upstream end connected to the air supply pipe 12 and a downstream end connected to the nozzle unit 17 to supply air to the nozzle unit 17,
  • a mixing section 30 connected in the middle of the pipe 20 and connected to the second nozzle section 17a whose upstream end is connected to the fuel gas supply source 21 and whose downstream end is disposed inside the nozzle section 17 with a certain gap
  • a fuel gas supply pipe 20-1 having an opening / closing valve interposed therebetween and a combustible powder having a downstream end connected to an inlet 31 provided in the mixing portion 30 and an upstream end connected to the combustible powder supply source 40 And a supply pipe 50.
  • the tip end of the nozzle part 17 extends further toward the tip end than the tip end of the second nozzle part 17a and flows into the tip end side of the nozzle part 17 in the tip end side internal space of the nozzle part 17 Air, combustible powder and gas to be evenly mixed and injected into the ignition source 16.
  • the combustion apparatus may further include a rotary valve (51) interposed in the middle of the combustible powder supply pipe (50) when the combustible powder supply source (40) is a hopper.
  • the mixing section 30 may be a cyclone, as shown in the first and second embodiments and as shown in Fig. 5, and may be an injector although not shown.
  • the combustion apparatus 100 for combustible powder of the third embodiment configured as described above can be operated as follows.
  • the opening and closing valve interposed in the middle of the fuel gas supply pipe 20-1 and the air flow rate control valve 13 interposed in the middle of the air supply pipe 12 are opened,
  • the fuel gas is injected into the ignition source 16 through the second nozzle portion 17a while being injected into the ignition source 16 via the nozzle portion 17 via the mixing portion 30 and the ignition source 16 16) is flame burned.
  • the opening degree of the air flow rate control valve 13 is adjusted to inject air of a proper flow rate through the nozzle unit 17 into the ignition source 16 to completely burn the fuel gas injected to the ignition source 16.
  • the combustible powder is continuously introduced into the combustible powder supply pipe 50 from the combustible powder supply source 40, mixed with the air in the mixing portion 30,
  • the fuel gas injected through the second nozzle portion 17a is mixed with the inner space at the tip end side of the nozzle portion 17 while being introduced into the nozzle portion 17 so that air and combustible powder And the fuel gas are successively injected into the ignition source 16, so that the combustible powder is burned in the ignition source 16, so that the combustible powder acts as the heating fuel.
  • the opening degree of the air flow regulating valve 13 is adjusted so that the ignition source 16 is injected with air at a flow rate at which the combustible powder injected into the ignition source together with the fuel gas can be completely burned.
  • the combustion apparatus 100 includes an ignition source 16, a nozzle unit 17 disposed adjacent to the ignition source 16, an upstream end connected to the air source 11, and a downstream end connected to the nozzle unit 17
  • a mixer 20 connected to the nozzle unit 17 to supply the fuel gas to the nozzle unit 17, a mixing unit 30 connected in the middle of the mixing pipe 20, an upstream end connected to the fuel gas supply source 21,
  • a fuel gas supply pipe 20-1 connected to a second nozzle portion 17a circumscribed with a predetermined gap in the nozzle portion 17 and having an opening / closing valve interposed therebetween, a first nozzle portion 17b having a predetermined gap
  • An air supply pipe 12 having an upstream end connected to an air supply source 11 and an air flow regulating valve 13 interposed therebetween and an air supply pipe 12 having a downstream end connected to the third nozzle unit 17b,
  • a combustible powder feed pipe 50 whose upstream end is connected to the combustible powder supply source 40.
  • the combustion device for a combustible powder further includes a rotary valve 51 interposed in the middle of the combustible powder supply pipe 50 when the combustible powder supply source 40 is a hopper like the combustion device for a combustible powder of the first embodiment And may be an injector when the mixing portion 30 is a cyclone such as the mixing portion of the combustion device for combustible powder of the first embodiment.
  • the combustor 100 for combustible powder of the fourth embodiment configured as described above can be operated as follows.
  • the opening / closing valve connected in the middle of the fuel gas supply pipe 20-1 is opened to inject the fuel gas to the ignition source 16 via the second nozzle unit 17a,
  • the air flow control valve 13 interposed in the middle is opened and air is jetted to the ignition source 16 through the third nozzle unit 17b, the fuel gas is burned as flame by the flame of the ignition source 16
  • the combustible powder burning apparatus 100 of the first to fourth embodiments constructed as described above allows the combustible powder to be continuously supplied to the ignition source and burned together with the fuel gas to become the fuel source so as to be supplied to the heating or steam producing boiler or the thermal power generator It is possible to reduce the amount of fuel gas required for operation, thereby reducing the operation (energy) cost of the heating or steam-producing boiler or the thermal power generator, and at the same time improving the landfill or composting plan for treating flammable waste such as food waste, Can overcome the problem of environmental destruction caused in the environment.
  • the combustible powder storage portion 60 is interposed between the combustible powder supply source 40 and the mixing portion 30 in the combustion devices 100 for the combustible powder of the first to fourth embodiments, .
  • a downstream end of the combustible powder feed pipe 50 is connected to the upper end of the combustible powder storage part 60 and a rotary valve 51 is interposed in the middle of the combustible powder feed pipe 50.
  • a downstream end of the combustible powder feed pipe 70 connected to the combustible powder storage part 60 at the upstream end is connected to the inlet 31 of the mixing part 30.
  • a powder flow rate control valve 80 capable of adjusting the amount of the combustible powder to be introduced into the mixing portion 30 is provided in a manner different from that of the valve plate.
  • the inlet of the combustible powder inlet pipe (70) penetrates the lower portion of the combustible powder storage part (60), and the upper end of the combustible powder storage part (60) Or in the middle.
  • the combustible powder storage part (60) is provided with a stirrer (61) for stirring the combustible powder stored in the combustible powder storage part (60) and scattering it in the combustible powder storage part (60).
  • the inlet of the combustible powder feed pipe (70) is disposed in the center of the combustible powder storage part (60), and the outlet of the combustible powder feed pipe (50) It is offset by the distance.
  • the inlet of the combustible powder inlet (70) is inclined downward at the outlet of the combustible powder feed pipe (50) so that the combustible powder supplied from the outlet of the combustible powder feed pipe (50) So that it is prevented from flowing into the inlet of the powder inlet tube 50.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion Of Fluid Fuel (AREA)

Abstract

La présente invention concerne un dispositif de combustion de poudre inflammable, le dispositif comprenant : une source d'allumage ; une unité de buse agencée de manière adjacente à la source d'allumage ; un tube de mélange ayant une extrémité amont connectée à une source d'alimentation en gaz combustible et l'autre extrémité connectée à l'unité de buse pour alimenter l'unité de buse avec un gaz combustible ; une unité de mélange connectée au centre du tube de mélange ; un tube d'alimentation en air ayant une extrémité connectée à l'unité de buse ou à l'intérieur d'une chambre de combustion et l'autre extrémité connectée à une source d'alimentation en air, une vanne de réglage du débit d'air étant interposée au centre du tube d'alimentation en air; et un tube d'alimentation en poudre inflammable ayant une extrémité aval reliée à une entrée, qui est disposée sur l'unité de mélange, et une extrémité amont raccordée à une source d'alimentation en poudre inflammable.
PCT/KR2014/005347 2013-06-19 2014-06-18 Dispositif de combustion de poudre inflammable WO2014204198A1 (fr)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
KR10-2013-0070321 2013-06-19
KR1020130070321A KR101324989B1 (ko) 2013-06-19 2013-06-19 음식쓰레기분말용 연소장치
KR1020130075091A KR20150001959A (ko) 2013-06-28 2013-06-28 가연성 분말용 연소장치
KR10-2013-0075091 2013-06-28
KR1020130078791A KR101309608B1 (ko) 2013-07-05 2013-07-05 가연성 분말용 연소장치
KR10-2013-0078792 2013-07-05
KR10-2013-0078791 2013-07-05
KR1020130078792A KR101435637B1 (ko) 2013-07-05 2013-07-05 음식쓰레기분말용 연소장치
KR10-2013-0086629 2013-07-23
KR1020130086629A KR20150011555A (ko) 2013-07-23 2013-07-23 가연성 분말용 연소장치

Publications (1)

Publication Number Publication Date
WO2014204198A1 true WO2014204198A1 (fr) 2014-12-24

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Application Number Title Priority Date Filing Date
PCT/KR2014/005347 WO2014204198A1 (fr) 2013-06-19 2014-06-18 Dispositif de combustion de poudre inflammable

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Country Link
WO (1) WO2014204198A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106185368A (zh) * 2016-08-29 2016-12-07 江苏双良锅炉有限公司 一种煤粉供料装置
CN114811556A (zh) * 2021-01-22 2022-07-29 周腊梅 一种节能环保锅炉及锅炉燃烧方法
WO2023221757A1 (fr) * 2022-05-19 2023-11-23 西安热工研究院有限公司 Système de stockage et d'alimentation de particules de biomasse

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11351539A (ja) * 1998-06-09 1999-12-24 Penta Ocean Constr Co Ltd 食品廃棄物の処理方法
KR200199645Y1 (ko) * 2000-04-14 2000-10-02 주식회사대한건설엔지니어링 쓰레기 소각로 폐열을 이용한 음식쓰레기의 건조화 및 소각처분장치
KR20080101522A (ko) * 2007-05-18 2008-11-21 김재화 분말화된 음식물 쓰레기 소각 장치
KR20090058908A (ko) * 2007-12-05 2009-06-10 김일환 음식물 쓰레기를 연소시키는 방법과 그 장치

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11351539A (ja) * 1998-06-09 1999-12-24 Penta Ocean Constr Co Ltd 食品廃棄物の処理方法
KR200199645Y1 (ko) * 2000-04-14 2000-10-02 주식회사대한건설엔지니어링 쓰레기 소각로 폐열을 이용한 음식쓰레기의 건조화 및 소각처분장치
KR20080101522A (ko) * 2007-05-18 2008-11-21 김재화 분말화된 음식물 쓰레기 소각 장치
KR20090058908A (ko) * 2007-12-05 2009-06-10 김일환 음식물 쓰레기를 연소시키는 방법과 그 장치

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106185368A (zh) * 2016-08-29 2016-12-07 江苏双良锅炉有限公司 一种煤粉供料装置
CN106185368B (zh) * 2016-08-29 2018-12-25 江苏双良锅炉有限公司 一种煤粉供料装置
CN114811556A (zh) * 2021-01-22 2022-07-29 周腊梅 一种节能环保锅炉及锅炉燃烧方法
WO2023221757A1 (fr) * 2022-05-19 2023-11-23 西安热工研究院有限公司 Système de stockage et d'alimentation de particules de biomasse

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