CN106500096A - gas burner - Google Patents
gas burner Download PDFInfo
- Publication number
- CN106500096A CN106500096A CN201611150986.6A CN201611150986A CN106500096A CN 106500096 A CN106500096 A CN 106500096A CN 201611150986 A CN201611150986 A CN 201611150986A CN 106500096 A CN106500096 A CN 106500096A
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- CN
- China
- Prior art keywords
- gas
- burner
- combustion
- core pipe
- air
- 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
- 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
-
- 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
- F23D14/62—Mixing devices; Mixing tubes
Abstract
The present invention is a kind of gas burner, including the burner block being fixedly connected with firing equipment, groove is set in burner block, fix and be communicated with gas input device in one end of burner block, it is provided with one end to connect with groove on burner block, and the other end extends to the combustor of burner block outer wall, gas input device includes sealing the air input housing that fixation is communicated in the combustor other end, in air input housing, interval is arranged with one end and is arranged at the indoor combustion gas core pipe of burning, one end is also arranged with air input housing and is arranged at the indoor ignitor of burning, be additionally provided with burner block spaced with combustor from the outside to the core, and the gas gun that one end is connected with groove.The gas burner, overcomes the higher problem of flaming combustion formation of nitrogen oxides present in prior art, the gas burner realize flameless combustion, the growing amount of nitrogen oxides is greatly reduced, realizes the purpose of clean environment firendly.
Description
Technical field
A kind of the present invention relates to burner arts, more particularly to gas burner of ultralow discharged nitrous oxides.
Background technology
Combustion gas by producing nitrogen oxides during burner combustion, and nitrogen oxides with temperature increase and drastically
Increase.
Traditional burner is " flaming combustion ".Under flaming combustion state, combustion reaction concentrates on narrow flame front
Face region, the temperature of flame front are high, cause a large amount of NO_x formations.For reducing the generation of nitrogen oxides, current combustion device institute
Technology is taken to be usually the measures such as the burning of segmentation air feed, flue gas recirculation.Reduce flame region temperature, so as to reduce nitrogen oxides
Generation.But burned flame sharp side yet suffers from, still there is higher NO_x formation.
The formation of nitrogen oxides of conventional burners is typically larger than 60ppm.With environmental regulation to nitrogen oxidation in burning waste gas
The emission request of thing is increasingly strict, needs the burner that formation of nitrogen oxides is lower.
Thus, the present inventor proposes a kind of gas burner by experience and the practice of relevant industries is engaged in for many years, with gram
Take the defect of prior art.
Content of the invention
It is an object of the invention to provide a kind of gas burner, overcomes flaming combustion nitrogen oxidation present in prior art
The higher problem of thing growing amount, the gas burner can realize flameless combustion, and the growing amount of nitrogen oxides is greatly reduced, and realize
The purpose of clean environment firendly.
The object of the present invention is achieved like this, a kind of gas burner, including the burner being fixedly connected with firing equipment
Brick, arranges groove near one end of the firing equipment in the burner block, and the groove is connected with the inner chamber of the firing equipment
Logical composition combustion space, the burner block are communicated with gas input device away from one end fixation of the firing equipment, the burning
It is provided with mouth brick that one end is connected with groove and the other end extends to the combustor of the burner block outer wall, the gas input
Device includes sealing the air input housing that fixation is communicated in the combustor other end, and in the air input housing, interval is arranged with
One end is arranged at the indoor combustion gas core pipe of the burning, is also arranged with one end and is arranged at the burning in the air input housing
Indoor ignitor, be additionally provided with the burner block spaced with the combustor from the outside to the core and one end and groove
The gas gun of connection.
In a better embodiment of the present invention, one end is provided with the burner block and is connected with groove and the other end
The fuel gas hole of the burner block outer wall is extended to, the gas gun, the spout of the gas gun in the fuel gas hole, is arranged
It is arranged in the fuel gas hole.
In a better embodiment of the present invention, housing seal end, the combustion gas are set on the air input housing
One end sealing of core pipe wears and is arranged at the burning after the housing seal end and the air are input into the inner chamber of housing
Interior, one end sealing of the ignitor wear and set after the housing seal end and the air are input into the inner chamber of housing
It is placed in the burning indoor, on the air input housing, is additionally provided with air intake.
In a better embodiment of the present invention, one end of the combustion gas core pipe is arranged with indoor positioned at the burning
Air swirl disk, one end of the ignitor are worn by the air swirl disk.
The present invention a better embodiment in, the air swirl disk be disc-shaped structure, the disc-shaped structure
Center be provided with the combustion gas core pipe via of insertion, be additionally provided with the electrode via of insertion on the disc-shaped structure, described
The eddy flow of multiple being evenly distributed and radial outside positioned at the combustion gas core pipe is provided with the excircle of disc-shaped structure
Via, the axis of the eddy flow via are arranged in the first inclination angle with the end face of the air swirl disk.
In a better embodiment of the present invention, one end sealing of the combustion gas core pipe is provided with core pipe end cap, described
Multiple gas jet orifices being evenly distributed are provided with core pipe end cap.
In a better embodiment of the present invention, the quantity of the gas gun is multiple, and each gas gun is closed
Arrange in the centrosymmetry of the burner block.
In a better embodiment of the present invention, the combustor is provided with diameter to leaning near one end of the groove
The tapered taper hole section in closely described recess space direction.
In a better embodiment of the present invention, the entrance of the entrance and the gas gun of the combustion gas core pipe with
Fuel gas supply pipeline is connected, and the porch of the combustion gas core pipe arranges the first control valve, and the porch of the gas gun sets
Put the second control valve.
From the above mentioned, the gas burner that the present invention is provided has the advantages that：
The gas burner that the present invention is provided is provided with two kinds of blast tubes of combustion gas core pipe and gas gun, in combustion gas core pipe
Supply combustion gas meets the demand of traditional " flaming combustion " pattern, and supply combustion gas in gas gun meets " flameless combustion " pattern
Demand, when the temperature in combustion space is higher than the self-ignition point temperature of fuel, combustion gas core pipe supply is switched to gas gun supply,
In combustion space, " flaming combustion " is converted to " flameless combustion ", greatly reduces the growing amount of nitrogen oxides, in " flameless combustion "
Under pattern, the growing amount scope of nitrogen oxides is 10～25ppm, the normal burner at a temperature of more identical combustion space, nitrogen oxygen
Compound discharge capacity reduces by 50%～90%, realizes the purpose of clean environment firendly；The gas burner of the present invention is applied to natural gas, Jiao
The pluralities of fuel such as producer gas and low heat value mixed gas, applied widely.
Description of the drawings
The following drawings is only intended to, in schematic illustration and explanation is done to the present invention, not delimit the scope of the invention.Wherein：
Fig. 1：Structure chart for the gas burner of the present invention.
Fig. 2：Cut-away view for the gas burner of the present invention.
Fig. 3：For A-A sectional views in Fig. 2.
Fig. 4：For the structural representation at the combustion gas core pipe of the present invention.
In figure：
100th, gas burner；
1st, burner block；
10th, groove；
11st, combustor；
110th, taper hole section；
12nd, fuel gas hole；
2nd, gas input device；
21st, air input housing；
211st, housing seal end cap；
212nd, air intake；
22nd, combustion gas core pipe；
221st, gas jet orifice；
222nd, core pipe end cap；
23rd, air swirl disk；
230th, disc-shaped structure；
231st, combustion gas core pipe via；
232nd, eddy flow via；
3rd, ignitor；
4th, gas gun.
Specific embodiment
In order to be more clearly understood to the technical characteristic of the present invention, purpose and effect, now control illustrates this
Bright specific embodiment.
As shown in Figures 1 to 4, the gas burner 100 that the present invention is provided, including (prior art, in figure with firing equipment
Not shown) burner block 1 that is fixedly connected, in a specific embodiment of the present invention, burner block 1 be fixed on by adpting flange plus
On hot equipment；Groove 10 is set near one end of firing equipment in burner block 1, groove 10 is constituted with the inner space of firing equipment
Combustion space, burner block 1 are communicated with gas input device 2 away from one end fixation of firing equipment, are provided with one end on burner block 1
Connect with groove 10 and the other end extends to the combustor 11 of 1 outer wall of burner block, gas input device 2 includes sealing fixed company
The air input housing 21 of 11 other end of combustor is passed through, interval is arranged with one end and is arranged at combustor in air input housing 21
Combustion gas core pipe 22 in 11, is also arranged with the ignitor 3 that one end is arranged in combustor 11, burner in air input housing 21
Be additionally provided with brick 1 spaced with combustor 11 from the outside to the core and the gas gun 4 that connects with groove 10 of one end.The present invention
The gas burner 100 of offer arranges combustion gas core pipe 22 and 4 two kinds of blast tubes of gas gun, supplies combustion gas in combustion gas core pipe 22
Meet the demand of traditional " flaming combustion " pattern, supply combustion gas in gas gun 4 meets the demand of " flameless combustion " pattern, when
When temperature in combustion space is less than the self-ignition point temperature of fuel, combustion gas core pipe 22 is supplied, and is " flaming combustion " in combustion space
Pattern, when the temperature in combustion space is higher than the self-ignition point temperature of fuel, is switched to gas gun 4 and supplies, in combustion space
" flaming combustion " is converted to " flameless combustion " (during flameless combustion, as reactant concentration is low in conversion zone so that conversion zone
Expand, eliminate traditional combustion Flame face, be even saturated with whole combustion space, be therefore referred to as " flameless combustion ".Nonflame fires
Under burning, whole chamber temperature is evenly distributed, the area of localized hyperthermia occurred during no longer there is traditional combustion, can be by smoke evacuation
Nitrous oxides concentration is controlled in very low level.), the growing amount of nitrogen oxides is greatly reduced, under " flameless combustion " pattern,
The growing amount scope of nitrogen oxides is 10～25ppm, the normal burner at a temperature of more identical combustion space, discharged nitrous oxides
Amount reduces by 50%～90%, realizes the purpose of clean environment firendly；The gas burner 100 of the present invention is applied to natural gas, coke-oven coal
The pluralities of fuel such as gas and low heat value mixed gas, applied widely.
Further, as shown in Figure 2 and Figure 3, it is provided with burner block 1 that one end is connected with groove 10 and the other end extends to burning
The fuel gas hole 12 of 1 outer wall of mouth brick, is arranged aforesaid gas gun 4 in fuel gas hole 12, the notch setting of gas gun 4 is in fuel gas hole
In 12, combustion gas sprays into combustion space from 4 high speed of gas gun, forms flameless combustion in combustion space.In present embodiment
In, the quantity of gas gun 4 is multiple, and each gas gun 4 is arranged with regard to the centrosymmetry of burner block 1.A tool in the present invention
In body embodiment, the quantity of gas gun is 2.When gas gun 4 is supplied, combustion gas sprays into burning to flow by gas gun 4
Space, is mixed with the air for being input into the input of housing 21 through air in combustion space, forms flameless combustion.
Further, as shown in Fig. 2 arranging housing seal end on air input housing 21, in the present embodiment, air is defeated
The one end for entering housing 21 away from burner block 1 is tightly connected the composition housing seal of housing seal end cap 211 end；The one of combustion gas core pipe 22
End sealing wears and is arranged in combustor 11 after housing seal end and air are input into the inner chamber of housing 21, ignitor 3
One end sealing wears and is arranged in combustor 11 after housing seal end and air are input into the inner chamber of housing 21, and air is input into shell
Air intake 212 is additionally provided with body 21, and air enters combustor 11 from air intake 212.The gas burner 100 of the present invention
The flameless combustion that " flameless combustion " that is realized not is premixed, but diffusion combustion, are to meet aphlogistic condition, need logical
Cross traditional flaming combustion mode to improve the temperature of combustion space to more than the self-ignition point of combustion gas.Gas burner 100 is used
At the beginning of, internal temperature is relatively low, now needs to supply combustion gas into combustion space by combustion gas core pipe 22, is input into housing 21 through air
Combustion gas mixing in the air of input and combustor 11, lights through the sparking of ignitor 3, and air is real in combustion space with combustion gas
The stable burning of existing cold stage, combustion mode now is " flaming combustion " pattern, due to furnace temperature now relatively low, nitrogen oxidation
The growing amount of thing is relatively low, and the amount of generally generating is less than 30ppm.
Further, as shown in Figure 2, Figure 3, Figure 4, one end of combustion gas core pipe 22 is arranged with the rotation of the air in combustor 11
Flow table 23, one end of ignitor 3 are worn by the air swirl disk 23.
Further, as shown in Figure 2, Figure 3, Figure 4, air swirl disk 23 is disc-shaped structure 230, disc-shaped structure 230
Center is provided with the combustion gas core pipe via 231 of insertion, is additionally provided with the electrode via of insertion on disc-shaped structure 230, igniting
One end of electrode 3 is worn by electrode via；It is provided with multiple being evenly distributed on disc-shaped structure 230 and is located at combustion gas
The eddy flow via 232 of the radial outside of core pipe 22, the axis of eddy flow via 232 are inclined in first with the end face of air swirl disk 23
Angle (can be helical angle) is arranged.The air of the air input input of housing 21 sprays into combustor 11, burning through eddy flow via 232 is uniform
In space.
Further, as shown in Figure 2, Figure 3, Figure 4, one end sealing of combustion gas core pipe 22 is provided with core pipe end cap 222, core pipe end
Multiple gas jet orifices 221 being evenly distributed are provided with lid 222.The combustion gas of the supply of combustion gas core pipe 22 is equal through gas jet orifice 221
In even penetrating combustor 11, combustion space.
Further, as shown in Fig. 2 combustor 11 near one end of groove 10 be provided with straight radially adjacent to 10 direction of groove gradually
The taper hole section 110 of contracting.Taper hole section 110 forms the outlet of necking type, can effectively improve 11 outlet air flow velocity of combustor.
Further, combustion gas core pipe 22 supply combustion gas speed be 15～30m/s, gas gun 4 supply combustion gas speed be
30～200m/s, the nozzle of gas gun 4 are formed and are sprayed at a high speed, to form the flameless combustion in combustion space.
Further, the entrance of combustion gas core pipe 22 is connected with fuel gas supply pipeline with the entrance of gas gun 4, combustion gas core pipe
22 porch arranges the first control valve, and the porch of gas gun 4 arranges the second control valve.The fuel gas buring of the present invention
Device 100 is in cold stage at the beginning of use, supplies combustion gas by combustion gas core pipe 22 and realizes that the stable of cold stage " has flame to fire
Burn ", now the first control valve is opened, and the second control valve is closed；When the temperature of combustion space is higher than the self-ignition point temperature of fuel
When spending, need combustion gas realization " flameless combustion " to be supplied by gas gun 4, now close first and control valve, open second and control valve
Door.
When the gas burner 100 of the present invention is used, first gas burner 100 is connected on firing equipment, first
The first control valve is opened, the second control valve is closed, combustion gas, one end of combustion gas spontaneous combustion gaseous core pipe 22 is supplied by combustion gas core pipe 22
Gas jet orifice 221 spray and enter combustor 11, while air is input into housing 21 via 212 air inlet of air intake, and pass through
Eddy flow via 232 on air swirl disk 23 is uniform to be sprayed in combustor 11, combustion space, and combustion gas mixes with air, through lighting a fire
The sparking of electrode 3 is lighted, and realizes stable " flaming combustion " of cold stage in combustion space, when the temperature of combustion space is higher than combustion
During the self-ignition point temperature of material, close first and control valve, open the second control valve, it is empty that combustion gas sprays into burning via gas gun 4
Between, combustion gas is realized " flameless combustion " in combustion space.
The gas burner that the present invention is provided is provided with two kinds of blast tubes of combustion gas core pipe and gas gun, in combustion gas core pipe
Supply combustion gas meets the demand of traditional " flaming combustion " pattern, and supply combustion gas in gas gun meets " flameless combustion " pattern
Demand, when the temperature in combustion space is higher than the self-ignition point temperature of fuel, combustion gas core pipe supply is switched to gas gun supply,
In combustion space, " flaming combustion " is converted to " flameless combustion ", greatly reduces the growing amount of nitrogen oxides, in " flameless combustion "
Under pattern, the growing amount scope of nitrogen oxides is 10～25ppm, the normal burner at a temperature of more identical combustion space, nitrogen oxygen
Compound discharge capacity reduces by 50%～90%, realizes the purpose of clean environment firendly；The gas burner of the present invention is applied to natural gas, Jiao
The pluralities of fuel such as producer gas and low heat value mixed gas, applied widely.
Schematically specific embodiment of the invention is the foregoing is only, the scope of the present invention is not limited to.Any
Those skilled in the art, done equivalent variations and modification on the premise of the design without departing from the present invention and principle,
The scope of protection of the invention should be belonged to.
Claims (10)
1. a kind of gas burner, including the burner block being fixedly connected with firing equipment, near the heating in the burner block
One end of equipment arranges groove, and the groove constitutes combustion space with the inner space of the firing equipment, and the burner block is remote
Fix from one end of the firing equipment and be communicated with gas input device, it is characterised in that on the burner block, be provided with one end
Connect with groove and the other end extends to the combustor of the burner block outer wall, the gas input device includes that sealing is fixed
The air input housing of the combustor other end is communicated in, interval is arranged with one end and is arranged at the combustion in the air input housing
Indoor combustion gas core pipe is burnt, and one end is also arranged with the air input housing and is arranged at the indoor ignitor of the burning,
Be additionally provided with the burner block spaced with the combustor from the outside to the core and the gas gun that connects with groove of one end.
2. gas burner as claimed in claim 1, it is characterised in that be provided with one end on the burner block and connect with groove
The logical and other end extends to the fuel gas hole of the burner block outer wall, is arranged the gas gun, the combustion gas in the fuel gas hole
The notch setting of spray gun is in the fuel gas hole.
3. gas burner as claimed in claim 1, it is characterised in that housing seal is set on the air input housing
End, one end sealing of the combustion gas core pipe wear and arrange after the housing seal end and the air are input into the inner chamber of housing
Indoor in the burning, one end sealing of the ignitor wears and is input into housing by the housing seal end and the air
Inner chamber after to be arranged at the burning indoor, be additionally provided with air intake on the air input housing.
4. gas burner as claimed in claim 3, it is characterised in that one end of the combustion gas core pipe is arranged with positioned at described
The indoor air swirl disk of burning, one end of the ignitor is worn by the air swirl disk.
5. gas burner as claimed in claim 4, it is characterised in that the air swirl disk is disc-shaped structure, described
The center of disc-shaped structure is provided with the combustion gas core pipe via of insertion, is additionally provided with the electrode of insertion on the disc-shaped structure
Via, is provided with multiple being evenly distributed and positioned at the combustion gas core pipe radial direction at the excircle of the disc-shaped structure
The eddy flow via in outside, the axis of the eddy flow via are arranged in the first inclination angle with the end face of the air swirl disk.
6. gas burner as claimed in claim 3, it is characterised in that one end sealing of the combustion gas core pipe is provided with core pipe
End cap, is provided with multiple gas jet orifices being evenly distributed on the core pipe end cap.
7. gas burner as claimed in claim 2, it is characterised in that the quantity of the gas gun be multiple, each described
Gas gun is arranged with regard to the centrosymmetry of the burner block.
8. gas burner as claimed in claim 1, it is characterised in that the combustor is arranged near one end of the groove
Have straight radially adjacent to the tapered taper hole section of the groove direction.
9. gas burner as claimed in claim 1, it is characterised in that the entrance and the gas gun of the combustion gas core pipe
Entrance connect with fuel gas supply pipeline, the porch of the combustion gas core pipe arranges the first control valve, the gas gun
Porch arrange the second control valve.
10. gas burner as claimed in claim 1, it is characterised in that the speed of the combustion gas core pipe supply combustion gas is 15
～30m/s, the speed of the gas gun supply combustion gas is 30～200m/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611150986.6A CN106500096A (en) | 2016-12-14 | 2016-12-14 | gas burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611150986.6A CN106500096A (en) | 2016-12-14 | 2016-12-14 | gas burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106500096A true CN106500096A (en) | 2017-03-15 |
Family
ID=58331040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611150986.6A Pending CN106500096A (en) | 2016-12-14 | 2016-12-14 | gas burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106500096A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323251A (en) * | 2018-10-29 | 2019-02-12 | 天津大学 | Flameless combustion systems and method for fuel gas with low heat value |
| WO2019057166A1 (en) * | 2017-09-25 | 2019-03-28 | Beijing Zhongyu Topsun Energy Technology Co., Ltd. | Burners and methods for use thereof |
| CN111443158A (en) * | 2020-04-02 | 2020-07-24 | 中国人民解放军国防科技大学 | Metal powder ignition combustion test device in high-temperature gas |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070072141A1 (en) * | 2003-11-28 | 2007-03-29 | Marco Daneri | Low polluting emission gas burner |
| CN201043748Y (en) * | 2007-01-12 | 2008-04-02 | 罗汉国 | Gas burner of producer |
| CN101639219A (en) * | 2009-09-01 | 2010-02-03 | 顾向涛 | Flameless combustion heat accumulating type high-speed combustion nozzle |
| CN101639218A (en) * | 2009-09-01 | 2010-02-03 | 顾向涛 | Flameless combustion heat accumulating type flat flame combustion nozzle |
| CN206257667U (en) * | 2016-12-14 | 2017-06-16 | 北京京诚凤凰工业炉工程技术有限公司 | Gas burner |
-
2016
- 2016-12-14 CN CN201611150986.6A patent/CN106500096A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070072141A1 (en) * | 2003-11-28 | 2007-03-29 | Marco Daneri | Low polluting emission gas burner |
| CN201043748Y (en) * | 2007-01-12 | 2008-04-02 | 罗汉国 | Gas burner of producer |
| CN101639219A (en) * | 2009-09-01 | 2010-02-03 | 顾向涛 | Flameless combustion heat accumulating type high-speed combustion nozzle |
| CN101639218A (en) * | 2009-09-01 | 2010-02-03 | 顾向涛 | Flameless combustion heat accumulating type flat flame combustion nozzle |
| CN206257667U (en) * | 2016-12-14 | 2017-06-16 | 北京京诚凤凰工业炉工程技术有限公司 | Gas burner |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019057166A1 (en) * | 2017-09-25 | 2019-03-28 | Beijing Zhongyu Topsun Energy Technology Co., Ltd. | Burners and methods for use thereof |
| US11226094B2 (en) | 2017-09-25 | 2022-01-18 | Beijing Zhongyu Topsun Energy Technology Co., Ltd. | Burners and methods for use thereof |
| CN109323251A (en) * | 2018-10-29 | 2019-02-12 | 天津大学 | Flameless combustion systems and method for fuel gas with low heat value |
| CN111443158A (en) * | 2020-04-02 | 2020-07-24 | 中国人民解放军国防科技大学 | Metal powder ignition combustion test device in high-temperature gas |
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Application publication date: 20170315 |
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