CN103140713A - Solid-fuel-fired hot gas generator having an extended control range - Google Patents

Solid-fuel-fired hot gas generator having an extended control range Download PDF

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Publication number
CN103140713A
CN103140713A CN2010800691368A CN201080069136A CN103140713A CN 103140713 A CN103140713 A CN 103140713A CN 2010800691368 A CN2010800691368 A CN 2010800691368A CN 201080069136 A CN201080069136 A CN 201080069136A CN 103140713 A CN103140713 A CN 103140713A
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CN
China
Prior art keywords
burner
solid
hot air
air generator
gas
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Pending
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CN2010800691368A
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Chinese (zh)
Inventor
克劳斯·卡斯克
霍尔格·武尔费特
安德烈·巴茨
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Loesche GmbH
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Loesche GmbH
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Publication of CN103140713A publication Critical patent/CN103140713A/en
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    • 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 
    • F23C3/00—Combustion apparatus characterised by the shape of the combustion chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D1/00—Burners for combustion of pulverulent fuel
    • F23D1/005—Burners for combustion of pulverulent fuel burning a mixture of pulverulent fuel delivered as a slurry, i.e. comprising a carrying liquid
    • 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
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C3/00—Combustion apparatus characterised by the shape of the combustion chamber
    • F23C3/002—Combustion apparatus characterised by the shape of the combustion chamber the chamber having an elongated tubular form, e.g. for a radiant tube
    • 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 
    • F23C5/00—Disposition of burners with respect to the combustion chamber or to one another; Mounting of burners in combustion apparatus
    • F23C5/08—Disposition of burners
    • 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 
    • F23C5/00—Disposition of burners with respect to the combustion chamber or to one another; Mounting of burners in combustion apparatus
    • F23C5/08—Disposition of burners
    • F23C5/14—Disposition of burners to obtain a single flame of concentrated or substantially planar form, e.g. pencil or sheet flame
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D1/00—Burners for combustion of pulverulent fuel
    • F23D1/04—Burners producing cylindrical flames without centrifugal action
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D23/00—Assemblies of two or more burners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N1/00—Regulating fuel supply
    • F23N1/02—Regulating fuel supply conjointly with air supply
    • 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
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C2900/00—Special features of, or arrangements for combustion apparatus using fluid fuels or solid fuels suspended in air; Combustion processes therefor
    • F23C2900/03005—Burners with an internal combustion chamber, e.g. for obtaining an increased heat release, a high speed jet flame or being used for starting the combustion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K2203/00—Feeding arrangements
    • F23K2203/10—Supply line fittings
    • F23K2203/105—Flow splitting devices to feed a plurality of burners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2237/00—Controlling
    • F23N2237/02—Controlling two or more burners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2237/00—Controlling
    • F23N2237/10—High or low fire

Abstract

The invention relates to a solid-fuel-fired hot gas generator, which has a plurality of solid fuel burners (3, 4, 5) in order to extend the control range. Said solid fuel burners form a multiple solid fuel burner (10) having an extended control range. A solid fuel supply (6) and a combustion air supply (7) are associated with each solid fuel burner, and a separate, metered solid fuel supply to each solid fuel burner is guaranteed by means of a metering apparatus. The firing power of the multiple solid fuel burner, which in particular is a multiple impulse burner, ranges from the minimum power of one of the solid fuel burners to the maximum power of all solid fuel burners, so that the control of all required load ranges of a plant unit to be supplied is covered.

Description

Solid fuel roasting heat gas generator with control range of expansion
Technical field
The present invention relates to have the solid roasting hot air generator of the adjustable range of expansion, it can be preferably used for the mill-drying device, for example is used for abrasive solid fuel.
Background technology
have wind and (for example sweep grinder, the vertical roll grinder of LOESCHE type, suspension type roller mill or ring roller mill) the coal grinding shop at the Coal Gasification that uses PCI (injection coal) technique, in the pig iron and steel production and be (catalogue " Loesche-M ü hlen f ü r feste Brennstoffe " of the DE4035730C2 that the LOESCHE GmbH of Dusseldorf submitted in January, 2008) that is widely known by the people in cement industry, wherein, the moor coal will be in the situation that coal dust is processed and ground to form to supply hot gas through mill-drying, use separator (such as filter) and hot air generator in this process, wherein coal dust-admixture of gas separates in separator, hot air generator is for generation of hot gas, portion gas feeds back to hot air generator as return-air.
In addition, use coal dust roasting heat gas generator with dry raw material, slag and granulated blast furnace slag and cement in nonmetallic mineral industry.The hot air generator of roasting brown coal or hard coal dust is widely known by the people equally at gypsum, sugar and potash fertilizer industry.
can learn a kind of hot air generator from DE19706077A1, it has burner, be arranged in the burner Muffle furnace in the burner outside, feeder and hydrid component, wherein, burner in the situation that the burning dust of supply combustion air roasting Belt Conveying (for example, hard coal dust or lignite dust), living beings dust or both mixtures, feeder is used for wanting heated gas, hydrid component is arranged in burner Muffle furnace rear portion and forms porous sheath (LOMA), the protective sleeve that it has staggered cylindrical part and forms the annular channel of wanting heated gas.
The described hot air generator of DE4208951A1 has comprised metal porous sheath device and burner Muffle furnace, the porous sheath device is used for making wants heated gas to flow into, the burner Muffle furnace be configured as in the axial direction basically shorter than porous sheath device and in be lined with refractory material.Yet burner herein is many spray gun burners, its have mutually around inclination gas-combustion air nozzle.
DE19725613A1 discloses a kind of burner, and it is used for by burning combustible gas, fuel oil or coal dust Heat of Formation waste gas.Coal dust is by gaseous carrier medium (being preferably air) transportation and arrive reative cell by lance injected, and spray gun extends to the maximum gauge of taper reative cell and is arranged on the outlet side end that has the deflection lid in reative cell from the burner end cap.End cap side by reative cell radially leaf grating is presented combustion air.Leaf grating and partial reaction chamber by gas skirt around, wherein combustion air is placed in gas skirt and from gas skirt and enters reative cell via leaf grating.Due to the flow pattern of burner, it can produce the turbulent fluctuation motion in very big zone.The burning dust can be sent back to wind blade after leaving the deflection lid, and the helical form flame that is rotated is heated near 1000 ℃ and by calcination.Flame thrower has very strong impulsive force and produces gas recirculation very fast.
Web publishing " Impuls-Brenner, System Dr.Schoppe, f ü r Braunkohlenstaub, Und Gas von100kW bis35MW " in, the previous combustion device is described as pulse burner.
DE10232373B4 has described further developing of pulse burner, and it comprises flame holding and the flame jet velocity that has increased, and is used for the hot air temperature scope of at least 200 ℃ to 900 ℃.
Have for solid-fuelled burner and be the adjustable range of 1: 5 to the maximum, wherein burner and mixing chamber coupling.This technical incarnate restriction of adjustable range makes the have mixing chamber use of hot air generator of (for example porous sheath device) more difficult or stop the use of the hot air generator with mixing chamber, need higher adjustable range in the device based on technique, for example adjustable range was up to 1: 10.This adjustable range can produce greatly to fluctuate by the sum variation of the humidity that makes the material that will be dried and the handling capacity that will be transferred and cause.
The handling capacity of LOESCHE type vertical roll grinder is for example between 100% to 40%.The adjusting ratio that therefore grinder has is 1: 2.5.If minimum throughout and low-down humidity and relatively high outdoor temperature are consistent, only need relatively low heat.Maximum hear rate comes from maximum throughput, will be polished and the maximal humidity of dry material and relatively low outdoor temperature.
The adjustable range that following instantiation illustrates near 1: 8 is essential, so that can reach all " operating points ".
Example: hard coal
Maximum situation handling capacity=80t/h
Humidity=15%
Temperature=5 ℃
Heat=49.66x10 6KJ/h (13.8MW)
Minimum of a value situation handling capacity=32t/h
Humidity=5%
Temperature=35 ℃
Heat=6.1x10 6KJ/h (1.695MW)
Therefore, regulate than adding up to: 49.66: 6.1=1: 8.14
So far, in the situation that need not to have the hot air generator of solid combustion device, realized that aforementioned adjusting was than 1: 8.14.Therefore, at the grinding-drying device that is used for grinding coal, in technique itself does not have the scope of available waste heat, the main hot air generator with gas or petroleum burner that uses.In the situation that coal gasification device, synthesis gas acts as a fuel and is fed to hot air generator usually, and in the situation that the PCI workshop, the blast furnace gas that is used for burning is fed to hot air generator.Be used for the coal lapping device in Coal Gasification, PCI workshop and coal lapping device that cement industry is used and need to be at least the adjustable range of 1: 8.Usually, be used for oil and gas roasting heat gas generator to be at least the adjusting of 1: 10 discloseder than in this area being.
Summary of the invention
The object of the invention is to create a kind of solid roasting hot air generator, especially coal dust roasting heat gas generator, its adjustable range with expansion substitutes fuel oil and gas can pass through cost-effective fuel (such as lignite dust, hard coal dust etc.), and can shelve being used for the use at the low synthesis gas of the business efficiency of container generator generation hot gas, blast furnace gas etc.
According to the present invention, can realize above-mentioned target by claim 1 and claim 2.Usefully be included in the description of dependent claims and accompanying drawing with favourable embodiment.
Core concept can draw to increase adjustable range by the hot air generator that equipment has a plurality of burners.
According to the present invention, the solid roasting hot air generator comprises that a plurality of solid combustion devices are to increase or to extend adjustable range, so that form many solid combustions device.
Independently feeding-in solid body device and combustion air feeder are assigned to each solid combustion device, and each solid combustion device can both be independent of other solid combustion burners and be lighted.Then, the combustion power of many solid combustions device extends to the peak power of set all solids burner from the minimum power of a solid combustion device.Therefore, expanded adjustable range and can cover loaded polymeric area, the hot gas that produces in hot air generator is provided to polymeric area.
In a preferred embodiment, hot air generator has the burner Muffle furnace and is configured in burner starter in the burner plate of burner Muffle furnace, have for the feeding mechanism of wanting heated gas, and burning gases and the hydrid component of wanting heated gas to mix therein with generation, and after hydrid component is configured in the burner Muffle furnace, this hot air generator comprises a plurality of solid combustion devices, they and burning starter arranged coaxial and being fixed in the burner plate of burner Muffle furnace.
The number of burner can be suitable for demand separately easily.For example, two, three or four, also may be the burner plate that more solid combustion devices can be connected to the burner Muffle furnace.Also enough burners that advantageously uses identical or different size, that is to say, burner can have the combustion power of equal size or different sizes.
Hot air generator of the present invention designs in vertical stratification effectively, and many solid combustions device is designed and is configured in the burner plate of burner Muffle furnace, makes the solid combustion device extend in the burner Muffle furnace together with its coal dust supply and its reative cell.
If three solid combustion devices each other equidistantly configuration and with burner starter coaxial arrangement, be favourable, wherein the pilot burner starter is positioned on the longitudinal axis of burner Muffle furnace and passes burner plate.The mode that burner can also be directed to the flue gas that leaves burner the export center of burner Muffle furnace is configured with the angle that limits.Be arranged for the fuel that comprises ash content due to the solid combustion device, so vertical or downward-sloping configuration is adopted in suggestion in burner plate or in the burner Muffle furnace of hot air generator.
Further advantageously can use a kind of burner Muffle furnace, its only aspect its size must with burner plate in the given number of solid combustion device be complementary.The burner Muffle furnace can in be lined with refractory material.
If the feeding mechanism institute that the burner Muffle furnace is used to want heated gas around and want heated gas can be fed to follow-up hydrid component and come to mix for the burning gases with generation, be favourable.
The porous sheath device can advantageously be configured to hydrid component, it is formed the steel combustion chamber and comprises in the axial direction a plurality of cylindrical and coaxial porous sheaths, porous sheath forms the annular gap at their transition position and is used for making and wants heated gas to flow into, and porous sheath by the formation of circular passage by outside sealing steel plate sheath institute around.This steel plate chamber is known as porous sheath combustion chamber (LOMA-combustion chamber).
For example, the pulse burner of the Carbotechnik Energiesysteme GmbH of Geretsried can be advantageously used for the solid combustion device.These contents are described in conjunction with the Web publishing of DE19725613A1 and DE10232373B4 and our company in the above.Yet, can also use other solid combustion devices.
Pulse burner has the power between 0.5 to 100MW, and is suitable for being configured in the upper surface burner plate of burner Muffle furnace of hot air generator of the present invention, makes to form the multiple-pulse burner.
For each independently independent control and adjusting of solid combustion device, be provided with metering device, it can be individually and is independent of each solid combustion device supply coal dust that is operating as of contiguous burner, and can move to the point of adjustment of each expectation.
The CT metering device that is used for fluidisation, metering and strength transportation of Carbotechnik Energiesysteme GmbH is especially suitable.
This metering device is described in the Web publishing of aforementioned company and in EP0054018B1 and EP0210162B2 to some extent.
Having the expansion of hot air generator of the present invention of many solid combustions device or multiple-pulse burner or the adjustable range of increase further is described below by the example that begins to describe.
In this example, the maximum heat that needs 13.8MW.Based on the reason of technique and consider the combination of the burner in the burner Muffle furnace, three solid combustion devices are chosen to be the optimum layout mode.Each solid combustion device provides the power of 4.6MW.In the situation that the adjustable range of single solid combustion device is 1: 4, minimum power is 1.5MW.Therefore, each burner even drops to lower than essential heat 1.695MW, and the adjustable range of 1: 4 of single solid combustion device is expanded to the adjustable range of 1: 12 of multi-combustor of the present invention (having three solid combustion devices).
According to heat demand, the only solid combustion device in the multi-combustor device or two fuel burners or all three fuel burners can put into operation.Total adjusting ratio with hot air generator of three solid combustion devices is 1: 12.
This value only has in particular cases just can realizing of gas burner.
Be configured in upper in the burner Muffle furnace of hot air generator or many solid combustions device of the present invention wherein promotes generation, grinding-drying device and other hot chargings of hot gas to put in very effective mode.The use of solid fuel (for example lignite dust) is extremely beneficial, and compared to fuel oil and burning gases, solid fuel has sizable economic benefit and enough heats can be provided in addition.When producing for drying purpose hot gas with blast furnace gas or synthesis gas (especially at the coal lapping device), can use coal dust to carry out and substitute operation.
Description of drawings
Explanation describes the present invention below with reference to accompanying drawings.These accompanying drawings illustrate in the mode of schematic description to a great extent:
Fig. 1 is the axial vertical section that passes hot air generator of the present invention, and it comprises many solid combustions device, and
Fig. 2 is the top view according to the line II-II of Fig. 1.
The specific embodiment
Fig. 1 and Fig. 2 show the hot air generator with many solid combustions device 10, it comprise have three solid combustion devices 3,4,5 example.
With reference to Fig. 1, it has two exemplary solid burners 3,4, and feeding-in solid body device 6 and combustion air feeder 7 are distributed to each solid combustion device 3,4,5, and solid combustion device 3,4,5 is configured on the burner plate 12 of burner Muffle furnace 2.With solid combustion device 3,4,5 and burner starter 8 similar, hydrid component 9 vertical orientations of burner Muffle furnace 2 and subsequent configuration.
(for example be used for coal dust, lignite dust) pulse burner is as solid combustion device 3,4,5, it comprises reative cell 16, the spray gun 18 that taper is extended and is positioned at radially leaf grating 25 on the burner end cap, reative cell 16 has taper flame acceleration nozzle 17, spray gun 18 has for the deflection lid 19 that sprays the fluidisation coal dust, combustion air enters reative cell 16 by leaf grating 25 radially, thereby combustion air enters air outer cover 28 and arrives from here radially leaf grating 25 and reative cell 16 via side entrance 7.
The pulse burner of buring solid fuel has high flame spray speed, and as shown in Figure 1, flame 30 passes burner Muffle furnace 2 and enters hydrid component 9.
If there is no operable solid fuel, pulse burner can switch to gas so, can keep the operation of follow up device.Solid as seen from Figure 1 or pulse burner 3,4 can find out except feeding-in solid body device 6, to also have gas feed 27.
In hydrid component 9, occur in the burning gases that produce in many solid combustions device 10 with the heating of wanting heated process gas 13 of presenting via feeding mechanism 11 and mix.
The radially shell of feeding mechanism 11 is around burner Muffle furnace 2, and solid combustion device 3,4,5 reative cell 16 and flame acceleration nozzles 17 together with them extend in feeding mechanism 11.
In this embodiment, be lined with refractory material 15 in burner Muffle furnace 2.Refractory liner can also be omitted.Porous sheath device 20 is connected to burner Muffle furnace 2 at outlet side, and so offside of being arranged in the many solid combustion apparatus 10 of burner plate 12 the same as hydrid component 9.Porous sheath device 20 is parts of steel combustion chamber, and comprises a plurality of cylindrical and coaxial porous sheaths 21, and porous sheath 21 has the diameter of increase.Be used for making the annular gap 22 of wanting heated gas 13 to flow into to form between each porous sheath 21, and circular passage 24 is formed between porous sheath 21 and outside sealing steel plate materials 23, want heated gas 13 to enter circular passage 24 from feeding mechanism 11, then the hole via annular gap 22 and porous sheath 21 enters mixing chamber 26.The hot gas 14 that forms is discharged via outlet opening 29.
Fig. 2 shows the top view of hot air generator of At The Height of the burner plate 12 of burner Muffle furnace 2, is used for wanting the spiral case of the feeding mechanism 11 of heated gas to be configured in the periphery of burner Muffle furnace 2.Utilize the burner starter 8 of gas or petroleum operations to be arranged in the center of burner plate 12, three solid combustion devices 3,4,5 coaxial extensions and equidistant and equidistant with burner starter 8 vertically downward each other.
Solid combustion device 3,4,5 as pulse burner also is suitable for burning of gas.If in the situation that interrupt not having operable coal dust, pulse burner can switch to natural gas, synthesis gas or blast furnace gas like a cork, in order to can keep the operation of follow up device, the blast furnace in these devices such as the power station in gasifying for coal dust, PCI workshop etc.
The main advantage of many fuel burners of the present invention is to have the expansion in use field of the hot air generator of solid combustion device.
Use in the PCI workshop that has that the hot air generator of a plurality of fuel burners (especially a plurality of pulse burner) may be in the Coal Gasification workshop and in steel and iron industry, and can be used for Nonferrous Metallurgical Process and the general device based on heat.Thereby the synthesis gas that produces in Coal Gasification can use easily in production of energy industry and be used more and more in plastics industry.On the other hand, if the synthesis gas shunting is as grinding-the dry energy carrier of processing, so in the situation that the general thermal output between 10MW and 30MW needs 3300m N 3/ h to 10,000m N 3The synthesis gas scale of construction of/h, the calorific value of forming gas is about 11,000kJ/m N 3This represents that this existing loss of using is very large.Simultaneously, the blast furnace gas of steel and iron industry also more and more frequent application be used for generating in special power station.Aforementioned gas and the use of other fuel (such as light oil, heavy oil, natural gas etc.) at hot air generator have been avoided in the use that is used for the coal dust of hot gas generation, and when considering the energy and investment, are to have very much advantage.

Claims (11)

1. the solid roasting hot air generator with adjustable range of expansion, is characterized in that,
Dispose a plurality of solid combustion devices (3,4,5) and form many solid combustions device (10);
Distribute independent feeding-in solid body device (6) and combustion air feeder (7) to each solid combustion device (3,4,5); And
The combustion power of described many solid combustions device (10) can be adjusted to from the minimum power of a solid combustion device peak power of all solids burner (3,4,5) and cover all required load areas of subsequent installation unit.
2. hot air generator according to claim 1,
Have burner Muffle furnace (2) and be configured in burner starter (8) in the burner plate (12) of described burner Muffle furnace (2);
Have for the feeding mechanism (11) of wanting heated gas (13); And
Have and be configured in described burner Muffle furnace (2) hydrid component (9) afterwards, the burning gases of generation mix in described hydrid component (9) with the described heated gas (13) of wanting, it is characterized in that,
Described a plurality of solid combustion device (3,4,5) and described burner starter (8) coaxial arrangement also are fixed in the described burner plate (12) of described burner Muffle furnace (2).
3. hot air generator according to claim 1 and 2, is characterized in that,
Described solid combustion device (3,4,5) is measure-alike or different from described many solid combustions device (10).
4. according to claim 2 or 3 described hot air generators, is characterized in that,
Three solid combustion devices (3,4,5) have with the configuration of identical angular distance and with described burner starter (8) in described burner plate (12) radial distance that equates each other.
5. according to the described hot air generator of any one in aforementioned claim, it is characterized in that,
Described solid combustion device (3,4,5) is configured with the angle that limits with respect to the longitudinal axis of described burner Muffle furnace (2).
6. according to the described hot air generator of any one in aforementioned claim, it is characterized in that,
Metering device is arranged for independent, the quantitative feeding-in solid body of each solid combustion device (3,4,5).
7. according to the described hot air generator of any one in aforementioned claim, it is characterized in that,
Especially the fuel of the dust form of coal dust or living beings dust can be sent into fluidized forms described solid combustion device (3,4,5).
8. according to the described hot air generator of any one in aforementioned claim, it is characterized in that,
Pulse burner is configured as described solid combustion device (3,4,5), described pulse burner is particularly useful for hard coal dust, lignite dust, petroleum coke dust, living beings dust and dust mixture, described pulse burner comprises respectively: the reative cell (16) that taper is extended may have taper flame acceleration nozzle (17); Spray gun (18) has the deflection lid (19) for the fuel of fluidisation, dust form; And leaf grating (25) radially, be used for supplying described combustion air.
9. hot air generator according to claim 8, is characterized in that,
The changeable one-tenth gas of described pulse burner as described solid combustion device (3,4,5) also for example utilizes natural gas, forming gas or blast furnace gas to operate.
10. according to the described hot air generator of any one in aforementioned claim, it is characterized in that,
Porous sheath device (20) (LOMA) configures as hydrid component (9), and described porous sheath device (20) has: a plurality of cylindrical and coaxial porous sheaths (21); Be positioned at the annular gap (22) between described porous sheath (21); Be positioned at the circular passage (24) between described porous sheath (21) and outside sealing steel plate sheath (23).
11. according to the described hot air generator of any one in aforementioned claim, it is characterized in that,
Described hot air generator is used for PCI workshop, nonferrous metallurgy technique, cement industry and the general device based on heat of Coal Gasification workshop, steel and iron industry.
CN2010800691368A 2010-09-16 2010-09-16 Solid-fuel-fired hot gas generator having an extended control range Pending CN103140713A (en)

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PCT/EP2010/005706 WO2012034573A1 (en) 2010-09-16 2010-09-16 Solid-fuel-fired hot gas generator having an extended control range

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US (1) US20140144353A1 (en)
EP (1) EP2616741A1 (en)
JP (1) JP5636500B2 (en)
KR (1) KR101476563B1 (en)
CN (1) CN103140713A (en)
BR (1) BR112013005548A2 (en)
CA (1) CA2807877A1 (en)
EA (1) EA201300192A1 (en)
TW (1) TWI588417B (en)
WO (1) WO2012034573A1 (en)

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CN105378381B (en) * 2013-04-19 2017-08-08 德国莱歇公司 Central burner for many spray gun burner systems of multi fuel
CN103225804B (en) * 2013-05-21 2015-04-08 吕伟鹏 Method for combusting lignite in rotary kiln under high temperature
US9360257B2 (en) 2014-02-28 2016-06-07 Air Products And Chemicals, Inc. Transient heating burner and method
JP6188658B2 (en) * 2014-09-24 2017-08-30 三菱重工業株式会社 Combustion burner and boiler
DK3296462T3 (en) 2016-09-16 2019-01-07 Benninghoven Gmbh & Co Kg Muelheim Plant and method for making asphalt

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300480A (en) * 1978-12-15 1981-11-17 Fritz Schoppe Apparatus and process for the operation of an environmentally satisfactory coal fired plant
CN86104994A (en) * 1985-09-16 1987-03-18 巴布科克和威尔科斯公司 Primary air exchange in the coal dust furnace
DE3612682A1 (en) * 1986-04-15 1987-10-22 Krupp Polysius Ag Burner arrangement
CN1035172A (en) * 1988-02-17 1989-08-30 国际壳牌研究有限公司 The partial combustion burner of band spiral-flow cooled face
DE19706077A1 (en) * 1997-02-17 1998-08-20 Loesche Gmbh Hot gas generator with burner for dust fuels

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3337972A1 (en) * 1983-10-19 1985-05-09 Ruhrkohle-Carborat GmbH, 4152 Kempen CARBON DUST BURNER
DE4208951C2 (en) * 1992-03-19 1996-01-18 Loesche Gmbh Hot gas generator
JPH07310903A (en) * 1994-05-18 1995-11-28 Hitachi Ltd Combustion for pulverized coal and pulverized coal burner
JP3716586B2 (en) * 1996-11-27 2005-11-16 株式会社日立製作所 Gas turbine combustor
FR2804496B1 (en) * 2000-01-28 2002-07-19 Sourdillon Sa MULTIPLE FLAME CROWN GAS BURNER
JP2001272027A (en) * 2000-03-29 2001-10-05 Kubota Corp Method and device for controlling burner
DE10232373B4 (en) * 2002-07-17 2009-04-02 Schoppe, Fritz, Dr.-Ing. Method for increasing the flame stability in pulverized coal firing and apparatus for carrying out the method
JP2005195274A (en) * 2004-01-08 2005-07-21 Babcock Hitachi Kk Pulverized coal firing boiler and burner operation method thereof
DE102006030079B4 (en) * 2006-06-28 2009-01-22 Siemens Aktiengesellschaft Method for commissioning high-flow entrainment gasification reactors with combination burner and multi-burner arrangement
KR101232696B1 (en) * 2007-04-13 2013-02-13 바브콕-히다찌 가부시끼가이샤 Finely-powdered coal burning boiler
DE102008063101A1 (en) * 2008-12-24 2010-07-01 Messer Austria Gmbh Flat flame burner and method for operating a flat flame burner
CN201327020Y (en) * 2008-12-29 2009-10-14 北京航天万源煤化工工程技术有限公司 Combined multi-nozzle burner
US9851102B2 (en) * 2012-09-26 2017-12-26 L'Air Liquide Société Anonyme Pour L'Étude Et L'Exploitation Des Procedes Georges Claude Method and system for heat recovery from products of combustion and charge heating installation including the same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300480A (en) * 1978-12-15 1981-11-17 Fritz Schoppe Apparatus and process for the operation of an environmentally satisfactory coal fired plant
CN86104994A (en) * 1985-09-16 1987-03-18 巴布科克和威尔科斯公司 Primary air exchange in the coal dust furnace
DE3612682A1 (en) * 1986-04-15 1987-10-22 Krupp Polysius Ag Burner arrangement
CN1035172A (en) * 1988-02-17 1989-08-30 国际壳牌研究有限公司 The partial combustion burner of band spiral-flow cooled face
DE19706077A1 (en) * 1997-02-17 1998-08-20 Loesche Gmbh Hot gas generator with burner for dust fuels

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US20140144353A1 (en) 2014-05-29

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