CN104832917B - Igniter spray gun and for operate with igniter spray gun incinerator method - Google Patents
Igniter spray gun and for operate with igniter spray gun incinerator method Download PDFInfo
- Publication number
- CN104832917B CN104832917B CN201410769664.4A CN201410769664A CN104832917B CN 104832917 B CN104832917 B CN 104832917B CN 201410769664 A CN201410769664 A CN 201410769664A CN 104832917 B CN104832917 B CN 104832917B
- Authority
- CN
- China
- Prior art keywords
- spray gun
- igniter
- fuel
- incinerator
- conductor
- Prior art date
- Legal status (The legal status 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 status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23Q—IGNITION; EXTINGUISHING-DEVICES
- F23Q3/00—Igniters using electrically-produced sparks
- F23Q3/008—Structurally associated with fluid-fuel burners
-
- 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
- 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
- F23Q—IGNITION; EXTINGUISHING-DEVICES
- F23Q3/00—Igniters using electrically-produced sparks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23Q—IGNITION; EXTINGUISHING-DEVICES
- F23Q9/00—Pilot flame igniters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2201/00—Burners adapted for particulate solid or pulverulent fuels
- F23D2201/10—Nozzle tips
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2201/00—Burners adapted for particulate solid or pulverulent fuels
- F23D2201/20—Fuel flow guiding devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2207/00—Ignition devices associated with burner
Abstract
A kind of method the present invention relates to igniter spray gun and for operating the incinerator with igniter spray gun.Igniter spray gun (1) includes the spray gun fuel conductor (2) of the fuel for grinding, and for lighting the electric igniter (3) across the fuel of spray gun fuel conductor (2) ground.
Description
Technical field
This disclosure relates to a kind of igniter spray gun and the method for operating the incinerator with the igniter spray gun.
Background technique
In addition to rectangular jet incinerator, round incinerator (that is, incinerator with concentric flow) is for example for burning
Most common incinerator in the smelting furnace of the large power generating equipment of the fossil fuel and/or biomass that grind (for example, as advocate peace/
Or starting incinerator).
Round incinerator is supplied with the fuel ground as main fuel (for example, fine coal).The igniting of main fuel need using
Oil and gas, light a fire generally by means of electric spark.During starting, oil or gas are for generating flame, and the flame is then
Light main fuel (fossil fuel and/or biomass that grind).After main fuel is lighted, oil or gas are usually switched off.
The conception has a disadvantage in that, can be independently without by as secondary fuel using the burning of main fuel
Before the support for the flame that oil or gas generate, the expensive oil or gas of significant quantity is consumed.
In addition, in addition to for the foundation structure of the main fuel ground, it is necessary to installation and maintain for storing, preparing, it is defeated
Send and supply the complicated foundation structure of oil or gas.
In order to overcome the needs for operating with oil or gas to light the auxiliary ignition system of main fuel,
DE102011056655 describes a kind of round or rectangle main incinerator, using as main fuel (for example, dry lignite)
The fuel handling ground, and there is at least one plasma gun directly lighted for main fuel.
Plasma gun can generate flammule, and therefore, it is necessary to usual a certain number of plasma gunes to grind to light
Fuel, and in addition, the positioning of plasma gun is relevant for correctly lighting for the fuel that grinds.
Summary of the invention
The aspect of the disclosure include provide it is a kind of for do not need in advance oil for lighting the main fuel ground and/or
Start in the case where gas with plant-scale incinerator of fuel (for example, the fossil fuel, biomass etc.) operation ground
Device and method.The equipment is hereinafter referred to as igniter spray gun.
This and other aspect are obtained by providing according to the igniter spray gun of appended claims and method.
Detailed description of the invention
Igniter spray gun shown in non-limiting example of the feature and advantage from as attached drawing and for operate have it is described
The description of the preferred but non-exclusive embodiment of the method for the incinerator of spray gun becomes apparent, in which:
Fig. 1 and 2 shows the example of the end of igniter spray gun；
Fig. 3 shows the example of the incinerator with igniter spray gun.
Accessories list
1 igniter spray gun
2 spray gun fuel conductors
3 electric igniters
4 plasmas
5 deflectors
6 mouthfuls
7 regions
8 protrusions
9 outer walls
10 inner walls
11 inclined surfaces
12 thinner parts
13 thicker portions
14 ends extended out
15 incinerators
16 core air conduits
17 incinerator fuel conductors
18 air conduits
19 air conduits
20 vortex generators
21 ignition flames
The angle A
The angle B
A1 stream
A2 flows part
A3 flows part
B1 stream
B2 flows part.
Specific embodiment
Fig. 1 shows igniter spray gun 1, have fossil fuel for grinding and/or biomass fuel (for example, coal,
Lignite, dry lignite, biomass, bituminous coal etc.) spray gun fuel conductor 2, and for lighting grinding across spray gun fuel conductor 2
Fuel electric igniter 3.
Electric igniter 3 can be different type, and may include for example:
Generate the microwave system of plasma torch；
It is connected to system of the circuit for generating one or more electric arcs and implements electrode,
It is connected to system of the circuit for generating electric spark and implements electrode,
Generate ionization and/or electric field or other systems of electric discharge.
Electric igniter 3 (suitable is opened by any oxidation or inert gas (preferably air) circulation or flow through by what is applied
Mouth allows), and necessary energy is provided to form plasma 4, it is enough to light grinding by the supply of spray gun fuel conductor 2
Fuel.
Igniter spray gun 1 does not need oil or gas for operating, but it is only supplied with electrical power, and by air and/or
The fuel of another oxide isolation conveying ground.
Preferably, providing the deflector 5 in face of mouth 6 in the end of spray gun fuel conductor 2.The purpose of deflector 5
It is to pass through a part for the fuel of spray gun fuel conductor 2 ground towards by the electric point in the region 7 of igniter spray gun 1
The plasma 4 that firearm 3 is formed deflects.
Deflector 5 includes the protrusion 8 extended from outer wall 9 and/or inner wall 10；In the example present in Fig. 1, deflector 5
Including protrusion 8, extend from outer wall 9, and limits ring gear.
Protrusion 8 in the example proposed in Fig. 1 extends on the periphery of outer wall 9, preferably in the whole of spray gun fuel conductor 2
Above a circumference, and with it is equally spaced from each other.Protrusion 8 can not also with it is equally spaced from each other.
Protrusion 8 has inclined surface 11, and wherein their thinner part 12 is far from mouth 16, and 13 access hole of thicker portion
6.Inclined surface 11 and their outer walls 9 extending therefrom limit angle A, wherein angle A between 5 (five) to 90 (90) degree, and
Wherein preferably between 10 (ten) to 45 (45) degree.For example, in certain embodiments, about 90 degree can be applied, to subtract
The speed of the fuel ground in small spray gun fuel conductor 2, and stop so as to the fuel particle ground that extends in plasma 4
Stay the time.
Advantageously, deflector 5 can make to reach about 50% volume, the preferably body between 10 (ten) to 30% (30)
Product, and the stream A1 across spray gun fuel conductor 2 of the volume of more preferably from about 20% (20) is deflected.
The additional example of deflector 5 is the continuous loop (i other words not having ring gear structure) with flat or conical by its shape.Deflection
Device 5 also may not be present in spray gun fuel conductor 2.
Outer wall 9 (i other words outer wall of spray gun fuel conductor 2) has the end 14 extended out, so as to surround the outside of outer wall 9
A part deflection for the stream B1 that (therefore, surrounding igniter spray gun 1) passes through.Flowing B1 can be air and/or another oxide isolation；In
In some embodiments, it can be air and/or another oxide isolation, be mixed with the fossil fuel ground and/or the biomass ground
It closes.
In different examples, electric igniter 3 extends (Fig. 1) not in extending out end 14, or extends to and extend out end 14
In (Fig. 2) or its be also it is moveable extended out in end 14 so that it is located in, or further protrude into area as needed
In domain 7 (i other words into smelting furnace in).
In example shown in fig. 3, flow B1 one for the core air conduit 16 that end 14 makes across incinerator 15 is extended out
It is partially deflected；For example, passing through the volume for reaching 80% (80) of the stream of core air conduit 16, preferably 30 (30) % to 70 (seven
Ten) volume between %.The end 14 extended out limits tapered portion, excellent with the angular aperture between 0 (zero) to 90 (90) degree
It selects between the degree of 30 (30) to 75 (75).Design flame support attachment and stabilisation.The end 14 extended out can not also deposit
It is in the end of outer wall 9.
Preferably, as shown in Figure 3, igniter spray gun 1 (as in this example) is accommodated in core air by incinerator 15
In conduit 16, and core air conduit 16 is then wrapped in outside by incinerator fuel conductor 17.This passes through using by electric ignition
The plasma that device 3 is formed, which is lighted through the fuel of the arrival of spray gun fuel conductor 2 ground, generates symmetrical main incinerator flame,
It then lights the fuel ground to arrive by incinerator fuel conductor 17.In this way, can get compact and reliable
Igniting reaction.
In addition, incinerator all can be different anyway.Such as
Without core air conduit, or
With the main fuel supply ground by incinerator center, or
With the fuel supply ground by nozzle, and/or
The incinerator of rectangle without concentric flow.
In certain embodiments, one or more (multiple) igniter spray guns 1 can be accommodated in one or more burnings
In device main fuel duct, or in one or more combustion air ducts.In this manner, compact and reliable igniting reaction can
It obtains for different types of incinerator type (for example, round incinerator, rectangle incinerator and other plant-scale burnings
Device).
Preferably, the incinerator fuel conductor 17 by incinerator 15 and the spray gun fuel by incinerator spray gun 1 are led
The main fuel ground that pipe 2 is supplied is identical fuel type and quality (for example, bituminous coal, dry lignite, biomass or other fossils
Fuel)；They anyway all can be to be different (for example, bituminous coal and dry lignite, bituminous coal and biomass or other fossil fuels
And/or the combination of biomass composition or any other fuel ground).
Spray gun fuel conductor 2 supplies peace of enough energy for safety code and the commercial scale incinerator of standard requirements
Complete and reliable burning, such as example, EN 12952, NFPA and GB rule.
Incinerator 15 can also be equipped with one or more additive air conduits, all for supplying air or another oxidant
Such as oxygen；For example, Fig. 3 shows incinerator 15, wherein igniter spray gun 1 is accommodated in core air conduit 16, and core air is led
Pipe 16 is then accommodated in incinerator fuel conductor 17.Further it is provided that two additive air conduits 18 and 19, and they are wrapped
Include vortex generator 20.
In the following, it is described that some examples for incinerator.
(1) incinerator 15 has the igniter spray gun 1 being accommodated in core air conduit 16, and core air conduit 16 is then
It is accommodated in incinerator fuel conductor 17；In addition, incinerator fuel conductor 17 in outside by one or more air conduits 18,
19 wrappings.
(2) incinerator 15 has the igniter spray gun 1 being accommodated in incinerator fuel conductor 17；In addition, incinerator fuel
Conduit 17 is wrapped in outside by one or more air conduits 18,19.
(3) incinerator 15 has the igniter spray gun 1 being accommodated in one at least one air conduit 18,19.
(4) incinerator 15 has the igniter spray gun 1 being accommodated in each air conduit 18,19.
Operation is described below for the incinerator 15 combined with igniter spray gun 1；It can be directed to and igniter spray gun 1
Other incinerator systems of combination easily convert.
On startup, firstly, the fuel ground passes through spray gun fuel conductor 2 by conveying air and/or another oxide isolation
Form stream Al supply.It can be limited by the maximum fuel of stream A1 conveying according to effective boiler safety rule and standard；In this reality
In example, 10% weight of maximum for grinding fuel for passing through the total amount of incinerator 15 in fully loaded lower supply can be limited to.It is the one of stream A1
Partial part stream A2 deflects by the plasma 4 that deflector 5 is formed towards before in region 7, and grinds to improve
Fuel is lighted.The another part for flowing A1 (part stream A3) passes through protrusion 8 (limiting deflectors 5), without deflecting, and towards area
It flows in domain 7.
When passing through plasma 4, ignition flame 21 is generated in the ignited fuel ground and the region 7 in smelting furnace.Point
Flame 21 is generated by the enough fuel ground, to provide the enough energy safely and reliably lighted a fire for being used for incinerator 15
Amount.
Combustion process is supported towards part stream B2 (in this example, core air) that region 7 is shifted by the end 14 extended out, and
And recirculation zone is generated, ignition flame 21 is maintained to its position in region 7.
Once ignition flame 21 is stablized and there is enough energy to light a fire for incinerator 15, the fuel of incinerator 15 is supplied
The fuel that should be touched, and grind is sent by incinerator fuel conductor 17, and is lighted by ignition flame 21.
It lights a fire and establishes in main fuel (that is, grinding fuel by what incinerator fuel conductor 17 was supplied) and stablize burning
Afterwards, it can stop or continue as required by the fuel stream of spray gun fuel conductor 2.In addition, the operation of electric igniter 3 can also be as needed
Stop or continues.
Present disclosure also relates to for operate with igniter spray gun 1 incinerator (such as, for example, for generating equipment work
The incinerator of industry scale) method.
This method comprises:
Plasma 4 is provided by electric igniter 3,
The fuel ground is supplied by spray gun fuel conductor 2,
The fuel ground supplied by spray gun fuel conductor 2 is lighted by the plasma 4 provided by electric igniter 3,
Ignition flame 21 is generated,
The fuel ground is supplied by incinerator fuel conductor 17,
The fuel ground supplied by incinerator fuel conductor 17 is lighted by ignition flame 21.
This method allows to stablize burning and enough energy are used for the safely and reliably point of plant-scale incinerator 15
Fire.
Preferably, deflector 5 faces mouth 6, and make the fuel ground that spray gun fuel conductor 2 is flowed through towards plasma 4
The volume for reaching 25 (25) % at least part deflection.
Naturally, the feature can provide independently from each other.
In fact, the material and size that use can be according to requiring and arbitrarily selected according to the prior art.
Claims (10)
1. a kind of igniter spray gun (1), comprising:
The spray gun fuel conductor (2) of fuel for grinding, the spray gun fuel conductor includes having outer surface and inner surface
Outer wall (9), the conduit further comprise extending out end (14), and the end that extends out is connected to the outer wall so that around stream
Cross the air stream deflection of the outer surface of the outer wall；
For lighting the electric igniter (3) of the fuel ground across the spray gun fuel conductor (2), wherein the electricity
Igniter (3) arrangement for providing plasma (4) in the region (7) in the igniter spray gun (1), receive by the electric igniter
It is contained in the spray gun fuel conductor and is located at the upstream of its end；
Inner wall (10), the away inward outer wall arrangement of inner wall；And
At least one deflector (5), at least one described deflector are arranged in the spray gun fuel conductor and are located at the electricity
Igniter tip downstream and it is described extend out end upstream, by least part of the fuel ground towards the plasma
Deflection, at least one described deflector include at least one raised (8) extended from the periphery of the inner wall.
2. igniter spray gun (1) according to claim 1, which is characterized in that described at least one raised (8) are described outer
Extend above the periphery of the inner surface of wall (9).
3. according to claim 1 or igniter spray gun as claimed in claim 2 (1), which is characterized in that at least one described protrusion
(8) there are inclined surface (11), wherein thinner part (12) is far from mouth (6), and thicker portion (13) is close to the mouth (6),
The inclined surface (11) and their walls extending therefrom limit angle (A), and the angle (A) is and preferred between 5 degree to 90 degree
Between 10 degree to 45 degree.
4. igniter spray gun (1) according to claim 1, which is characterized in that described extend out end (14) limit tapered portion,
The tapered portion has the angular aperture (B) between 0 to 90 degree, preferably between 30 to 75 degree.
5. igniter spray gun (1) according to claim 1, which is characterized in that the deflector (5) does not extend out end described
Extend in portion (14).
6. igniter spray gun (1) according to claim 1, which is characterized in that the deflector (5) extends out end described
(14) extend in.
7. igniter spray gun (1) according to claim 1, which is characterized in that the electric igniter (3) does not extend out described
Extend in end (14).
8. igniter spray gun (1) according to claim 1, which is characterized in that the electric igniter (3) extends out end described
Extend in portion (14), or further protrudes into and extended out in the region (7) of end (14) in face of described.
9. method of the one kind for operating the incinerator (15) with igniter spray gun (1),
The incinerator (15) includes at least one or more incinerator fuel conductor (17), at least of the fuel for grinding
One or more air conduits (18,19) and at least one igniter spray gun (1) according to claim 1 are described
Method is characterized in that:
Plasma (4) are provided by the electric igniter (3),
The fuel ground is supplied by the spray gun fuel conductor (2),
It is lighted by the plasma (4) provided by the electric igniter (3) through the spray gun fuel conductor (2) supply
The fuel ground,
It generates ignition flame (21),
The fuel ground is supplied by the incinerator fuel conductor (17),
The fuel ground supplied by the incinerator fuel conductor (17) is lighted by the ignition flame (21).
10. a kind of incinerator (15), at least one incinerator fuel conductor (17) including the fuel for grinding, at least one
Air conduit (18,19) and igniter spray gun according to claim 1 (1), it is characterised in that:
The incinerator (15) has the igniter spray gun (1) being accommodated in core air conduit (16), and the core air is led
Pipe (16) is then accommodated in the incinerator fuel conductor (17), and furthermore the incinerator fuel conductor (17) is in outside by one
A or more air conduit (18,19) wrapping, or
The incinerator (15) has the igniter spray gun (1) being accommodated in the incinerator fuel conductor (17), furthermore
The incinerator fuel conductor (17) is wrapped in outside by one or more air conduits (18,19), or
The incinerator (15) has the igniter in one be accommodated at least one described air conduit (18,19)
Spray gun (1), alternatively,
The incinerator (15) has the igniter spray gun (1) being accommodated in each air conduit (18,19).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP14154855.2 | 2014-02-12 | ||
| EP14154855.2A EP2908051B1 (en) | 2014-02-12 | 2014-02-12 | Igniter lance and method for operating a burner having said igniter lance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104832917A CN104832917A (en) | 2015-08-12 |
| CN104832917B true CN104832917B (en) | 2019-11-15 |
Family
ID=50073001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410769664.4A Active CN104832917B (en) | 2014-02-12 | 2014-12-15 | Igniter spray gun and for operate with igniter spray gun incinerator method |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20150226431A1 (en) |
| EP (1) | EP2908051B1 (en) |
| JP (1) | JP6615461B2 (en) |
| CN (1) | CN104832917B (en) |
| PL (1) | PL2908051T3 (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3026338B1 (en) * | 2014-11-28 | 2020-02-26 | General Electric Technology GmbH | A combustion system for a boiler |
| EP3130851B1 (en) * | 2015-08-13 | 2021-03-24 | General Electric Technology GmbH | System and method for providing combustion in a boiler |
| US10711994B2 (en) * | 2017-01-19 | 2020-07-14 | General Electric Technology Gmbh | System, method and apparatus for solid fuel ignition |
| EP3438531B1 (en) * | 2017-07-31 | 2022-07-27 | General Electric Technology GmbH | Coal nozzle with a flow constriction |
| CN110360548B (en) * | 2019-08-01 | 2020-07-14 | 沈阳航空航天大学 | Low NOx combustor based on plasma excitation staged combustion enhancement |
| CN110762527B (en) * | 2019-10-17 | 2020-11-06 | 山西大学 | AC plasma-oxygen-enriched ignition burner |
| IT201900020508A1 (en) | 2019-11-06 | 2021-05-06 | Ac Boilers S P A | BURNER GROUP, METHOD FOR OPERATING SAID BURNER GROUP AND SYSTEM INCLUDING SAID BURNER GROUP |
| US20220390108A1 (en) * | 2021-06-08 | 2022-12-08 | Forney Corporation | High-capacity igniter |
| CN116164307B (en) * | 2023-03-09 | 2024-04-19 | 中国空气动力研究与发展中心空天技术研究所 | Gas spiral-flow type air-hydrogen torch igniter |
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|---|---|---|---|---|
| US4466363A (en) * | 1979-08-16 | 1984-08-21 | L. & C. Steinmuller Gmbh | Method of igniting a pulverized coal annular burner flame |
| JPS60194211A (en) * | 1984-03-14 | 1985-10-02 | Hitachi Ltd | Pulverized coal burner with arc type igniting torch |
| CN1031275A (en) * | 1987-08-13 | 1989-02-22 | 悉尼大学 | Pulverised fuel burner |
| JPH01244216A (en) * | 1988-03-24 | 1989-09-28 | Babcock Hitachi Kk | Plasma igniting torch |
| CN1199453A (en) * | 1996-08-22 | 1998-11-18 | 巴布考克日立株式会社 | Combustion burner and combustion device provided with same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5893623U (en) * | 1981-12-15 | 1983-06-24 | 石川島播磨重工業株式会社 | pulverized coal burner |
| JP3758742B2 (en) * | 1996-04-12 | 2006-03-22 | 財団法人電力中央研究所 | Concentration adjustment ring for pulverized coal burner |
| CN101532662B (en) * | 2008-03-14 | 2013-01-02 | 烟台龙源电力技术股份有限公司 | Method for reducing nitrogen oxides by coal dust boiler of internal combustion burner |
| DE102011018697A1 (en) * | 2011-04-26 | 2012-10-31 | Babcock Borsig Steinmüller Gmbh | Burner for particulate fuel |
| DE102011056655B4 (en) | 2011-12-20 | 2013-10-31 | Alstom Technology Ltd. | Burner for burning a dusty fuel for a boiler with plasma ignition burner |
| CN103486579B (en) * | 2013-07-10 | 2016-06-01 | 中国航天空气动力技术研究院 | The plasma ignition of a kind of igbt transistor commutation supply voltage and smooth combustion apparatus |
-
2014
- 2014-02-12 PL PL14154855T patent/PL2908051T3/en unknown
- 2014-02-12 EP EP14154855.2A patent/EP2908051B1/en active Active
- 2014-12-15 CN CN201410769664.4A patent/CN104832917B/en active Active
-
2015
- 2015-02-11 US US14/619,420 patent/US20150226431A1/en not_active Abandoned
- 2015-02-12 JP JP2015025251A patent/JP6615461B2/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4466363A (en) * | 1979-08-16 | 1984-08-21 | L. & C. Steinmuller Gmbh | Method of igniting a pulverized coal annular burner flame |
| JPS60194211A (en) * | 1984-03-14 | 1985-10-02 | Hitachi Ltd | Pulverized coal burner with arc type igniting torch |
| CN1031275A (en) * | 1987-08-13 | 1989-02-22 | 悉尼大学 | Pulverised fuel burner |
| JPH01244216A (en) * | 1988-03-24 | 1989-09-28 | Babcock Hitachi Kk | Plasma igniting torch |
| CN1199453A (en) * | 1996-08-22 | 1998-11-18 | 巴布考克日立株式会社 | Combustion burner and combustion device provided with same |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2908051B1 (en) | 2021-01-13 |
| JP2015152302A (en) | 2015-08-24 |
| CN104832917A (en) | 2015-08-12 |
| PL2908051T3 (en) | 2021-05-31 |
| EP2908051A1 (en) | 2015-08-19 |
| JP6615461B2 (en) | 2019-12-04 |
| US20150226431A1 (en) | 2015-08-13 |
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