CN109556405A - A kind of dual-purpose sintering ignition furnace of energy-saving coal dust gas - Google Patents
A kind of dual-purpose sintering ignition furnace of energy-saving coal dust gas Download PDFInfo
- Publication number
- CN109556405A CN109556405A CN201910038683.2A CN201910038683A CN109556405A CN 109556405 A CN109556405 A CN 109556405A CN 201910038683 A CN201910038683 A CN 201910038683A CN 109556405 A CN109556405 A CN 109556405A
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- Prior art keywords
- coal dust
- burner
- dust gas
- dual
- ignition furnace
- 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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- 239000002817 coal dust Substances 0.000 title claims abstract description 94
- 238000005245 sintering Methods 0.000 title claims abstract description 42
- 238000002485 combustion reaction Methods 0.000 claims abstract description 56
- 230000009977 dual effect Effects 0.000 claims abstract description 38
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 37
- 239000010959 steel Substances 0.000 claims abstract description 37
- 239000003245 coal Substances 0.000 claims abstract description 13
- 238000010276 construction Methods 0.000 claims abstract description 13
- 239000000843 powder Substances 0.000 claims abstract description 9
- 239000011449 brick Substances 0.000 claims abstract description 8
- 238000004321 preservation Methods 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 14
- 239000003034 coal gas Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 2
- 239000000446 fuel Substances 0.000 abstract description 16
- 239000003344 environmental pollutant Substances 0.000 abstract description 8
- 231100000719 pollutant Toxicity 0.000 abstract description 8
- 239000007789 gas Substances 0.000 description 46
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 9
- 238000010304 firing Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000005265 energy consumption Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000003063 flame retardant Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B21/00—Open or uncovered sintering apparatus; Other heat-treatment apparatus of like construction
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D99/00—Subject matter not provided for in other groups of this subclass
- F27D99/0001—Heating elements or systems
- F27D99/0033—Heating elements or systems using burners
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a kind of energy-saving dual-purpose sintering ignition furnaces of coal dust gas, and including the steel construction portal frame being across above sintering pallet, ignition furnace burner hearth, the bottom-open of ignition furnace burner hearth is arranged on steel construction portal frame;Ignition furnace roof of the furnace is made of burner fire-brick, it is arranged in vertical the burning gallery through ignition furnace roof of the furnace, burning gallery area of section from top to bottom becomes larger, coal dust gas dual burner is equipped with above burning gallery, coal dust gas dual burner and burning gallery are concentric, the upper end of coal dust gas dual burner is equipped with gas entry and coal powder entrance, the middle part of coal dust gas dual burner is equipped with combustion air entrance, and coal dust gas dual burner lower end is connected to burning gallery upper end.The present invention is solved using coal dust as fuel applications the problems such as that there are combustion flames on sintering ignition furnace is longer, combustion process is not easy to control and is also easy to produce pollutant.
Description
Technical field
The present invention relates to a kind of energy-saving dual-purpose sintering ignition furnaces of coal dust gas.
Background technique
The igniter fuel of sintering ignition furnace experienced heavy oil, coal gas of converter, mixed gas, coke-stove gas, blast furnace gas etc.
Development, ignition energy consumption gradually reduces, currently, the igniter fuel that domestic sintering plant uses is with blast furnace gas and coke-stove gas
Main, coke-stove gas calorific value is high, can achieve higher firing temperature;Blast furnace gas calorific value is low, and firing temperature is relatively low, but point
Fiery energy consumption is relatively lower.
Coal dust compares the above fuel advantage cheap with relative price, as direct fuel as a kind of natural energy resources
The energy utilization rate that burning provides heat is higher.Currently, coal dust is as fuel, in the production of blast furnace, lime stove etc.
It is widely used, energy-saving effect is very significant.Use coal dust as the fuel of sintering ignition furnace, it will to further decrease igniting
Energy consumption, it is energy saving.
Sintering ignition furnace requires the length of flame no more than the height of ignition furnace, and the distribution of igniting face heat will uniformly, must not
There is the phenomenon that burning or underburnt.Compare coal gas fuel, and the burning time of coal dust will be grown, and flame is longer, and combustion process is not easy
It controls and is also easy to produce pollutant.Therefore, coal dust is applied to sintering ignition furnace, needs to solve the above problems.
Summary of the invention
Goal of the invention: the purpose of the present invention is for coal dust, as fuel applications, there are combustion flames on sintering ignition furnace
Longer, combustion process is not easy to control and the problems such as being also easy to produce pollutant, and providing one kind can be realized that shorten pulverized coal flame long
Degree, control combustion process, the dual-purpose sintering of energy-saving coal dust gas that reduces pollutant emission and coal dust and coal gas can be exchanged
Ignition furnace.
To achieve the goals above, present invention employs the following technical solutions: a kind of energy-saving dual-purpose burning of coal dust gas
Node stove, including sintering pallet and the steel construction portal frame being across above sintering pallet, sintering pallet upper berth
If the sinter bed of material, ignition furnace burner hearth, the bottom-open of ignition furnace burner hearth are set on steel construction portal frame;The ignition furnace burner hearth
Top is made of burner fire-brick, is arranged in vertical the burning gallery through ignition furnace roof of the furnace, burning gallery section
Area from top to bottom becomes larger, and is equipped with coal dust gas dual burner above burning gallery, coal dust gas dual burner and
Burning gallery is concentric, and the upper end of coal dust gas dual burner is equipped with gas entry and coal powder entrance, the dual-purpose combustion of coal dust gas
The middle part of burner is equipped with combustion air entrance, and coal dust gas dual burner lower end is connected to burning gallery upper end.
Further, two rows, every row's burning gallery at least two, the coal dust gas is at least arranged in the burning gallery
Dual burner and burning gallery correspond.
Further, the combustion air entrance is divided into Secondary Air entrance and tertiary air entrance, and Secondary Air entrance is close to coal dust
The upper end of coal gas dual burner, tertiary air entrance is close to the lower end of coal dust gas dual burner.
Further, the coal dust gas dual burner is cylindrical, the coal powder entrance, Secondary Air entrance and three times
Wind enters the setting of opening's edge coal dust gas dual burner inner wall tangential direction.
Further, heat exchange/heat preservation burner hearth is additionally provided on the steel construction portal frame, heat exchange/heat preservation burner hearth is located at igniting
The rear of furnace burner hearth, heat exchange/heat preservation roof of the furnace and bottom are opened wide, and heat exchange sleeve, heat exchange are equipped on the inside of heat exchange/heat preservation burner hearth
Lower end is close to the sinter bed of material, and heat exchange sleeve upper end, which is set, is rounded changeover portion there are two square, and one of side is rounded changeover portion
Equipped with combustion air inlet, another side is rounded changeover portion equipped with combustion air exports, combustion air exports and coal dust gas two
It is connected with the combustion air entrance of burner by pipeline.
Further, the steel construction portal frame includes steel structure support seat and steel structure hoisting beam, steel structure support seat
The two sides of sintering pallet are arranged symmetrically in, the bottom of steel structure support seat is equipped with traveling wheel, and steel structure hoisting beam is fixed on steel
The top of structural support seat.
Further, the ignition furnace burner hearth and heat exchange/heat preservation burner hearth side wall are made of four sides refractory wall.
Further, the burner fire-brick and refractory wall pass through the hanging hook of resistance to material and are hung under steel structure hoisting beam
Side.
The utility model has the advantages that
1, the dual-purpose sintering ignition furnace of energy-saving coal dust gas that the present invention uses replaces coal gas to fire as igniting using coal dust
Material, has saved fuel cost, has improved ignition intensity, reduced ignition energy consumption, and helped to improve the production efficiency of sintering machine,
Energy-saving effect is significant.If being estimated according to the market price of coal dust and blast furnace gas, sintering per ton according to the principle of equal heats displacement
It cost-saved 1.0 yuan of mine, is calculated by the sintering machine of a yield 450t/h, about 3,780,000 yuan of save the cost of year, energy-saving benefit ten
Divide considerable.
2, combustion air Secondary Air, tertiary air are tangential addition, form eddy flow with coal dust in burner and mix, are burning
Swirl flame is formed in channel, is shortened the length on flame direction of propulsion, is improved efficiency of combustion;By adjust Secondary Air,
The additional proportion of tertiary air, control combustion air are gradually mixed with coal dust, inhibit the production of nitrogen oxides in process of coal combustion
It is raw, the existing forms of the fire retardant substance such as ash in coal dust are controlled, the pollutant emission of coal dust firing is reduced.
3, by the way that heat exchange/heat preservation burner hearth is arranged at ignition furnace burner hearth rear, coal dust gas dual burner will can be used for
Combustion air heating, the combustion air after heating can accelerate the burning of coal dust, further increase efficiency of combustion.
4, the present invention also can preferably control ignition process, mention in the case where coal dust gas multifuel combustion or full coal gas ignition
High burning efficiency reduces ignition energy consumption, saves fuel consumption, has good energy-saving benefit.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the structural schematic diagram of ignition furnace furnace profile;
Fig. 3 is heat exchange/heat preservation furnace profile structural schematic diagram;
In figure: 1- steel structure support seat, the 2- sinter bed of material, 3- refractory wall, 4- ignition furnace burner hearth, 5- burning gallery, 6-
Burner fire-brick, 7- steel structure hoisting beam, the 8- hanging hook of resistance to material, 9- coal dust gas dual burner, the side 10- are rounded changeover portion,
11- heat exchange sleeve, 12- exchange heat/keep the temperature burner hearth, 13- sintering pallet.
Specific embodiment:
Further explanation is done to the present invention with reference to the accompanying drawing.
As illustrated in fig. 1 and 2, a kind of energy-saving dual-purpose sintering ignition furnace of coal dust gas of the invention, including sintering pallet
13 and it is across the steel construction portal frame of the top of sintering pallet 13, is laid with sintered ore materials layer 2, steel knot on sintering pallet 13
Ignition furnace burner hearth 4, the bottom-open of ignition furnace burner hearth 4 are set on structure portal frame.
4 top of ignition furnace burner hearth is made of burner fire-brick 6, is arranged in vertical and is pushed up through ignition furnace burner hearth 4
Two rows, every row's burning gallery 5 at least two, 5 section of burning gallery is at least arranged in the burning gallery 5 in portion, the burning gallery 5
Area from top to bottom becomes larger.Since each 5 shape of burning gallery is gradually expanded form, be conducive to the gradually burning of coal dust, often
Row's burning gallery 5 merges into an ignition zone in lower part, and at least 2 ignition zones form uniform igniting in ignition furnace burner hearth 4
Face.
Coal dust gas dual burner 9 is equipped with above burning gallery 5, the coal dust gas dual burner 9 and burning are logical
Road 5 corresponds.Coal dust gas dual burner 9 and burning gallery 5 are concentric, and the upper end of coal dust gas dual burner 9 is set
There are gas entry and coal powder entrance, the middle part of coal dust gas dual burner 9 is equipped with combustion air entrance, the combustion air entrance point
For Secondary Air entrance and tertiary air entrance, Secondary Air entrance is leaned on close to the upper end of coal dust gas dual burner 9, tertiary air entrance
The lower end of nearly coal dust gas dual burner 9.9 lower end of coal dust gas dual burner is connected to 5 upper end of burning gallery.
Preferably, the coal dust gas dual burner 9 is cylindrical, the coal powder entrance, Secondary Air entrance and three times
Wind enters the setting of 9 inner wall tangential direction of opening's edge coal dust gas dual burner.Coal dust, Secondary Air, tertiary air enter in tangential direction
Burner, coal dust are successively mixed with Secondary Air, tertiary air in burner.
As shown in figs. 1 and 3, heat exchange/heat preservation burner hearth 12, heat exchange/heat preservation burner hearth 12 are additionally provided on the steel construction portal frame
Positioned at the rear of ignition furnace burner hearth 4,12 top of heat exchange/heat preservation burner hearth and bottom are opened wide, and are equipped on the inside of heat exchange/heat preservation burner hearth 12
Heat exchange sleeve 11, for 11 lower end of heat exchange sleeve close to the sinter bed of material 2,11 upper end of heat exchange sleeve, which is set, is rounded changeover portion there are two square
10, one of side is rounded changeover portion 10 equipped with combustion air inlet, another side is rounded changeover portion 10 and goes out equipped with combustion air
Mouthful, combustion air exports are connected with the combustion air entrance of coal dust gas dual burner 9 by pipeline.Combustion air is from combustion-supporting sky
Gas entrance enters in heat exchange/heat preservation burner hearth 12, after flowing through the heat exchange of heat exchange sleeve 11, flows out, can will be used for from combustion air exports
The combustion air of coal dust gas dual burner heats up.
As shown in Figures 1 to 3, the steel construction portal frame includes steel structure support seat 1 and steel structure hoisting beam 7, steel construction
Support base 1 is arranged symmetrically in the two sides of sintering pallet 13, and the bottom of steel structure support seat 1 is equipped with traveling wheel, is fixed on steel knot
The top of structure support base 1 is equipped with steel structure hoisting beam 7.The ignition furnace burner hearth 4 and heat exchange/heat preservation burner hearth 12 side wall are by four sides
Refractory wall 3 forms.The burner fire-brick 6 and refractory wall 3 are hung on 7 lower section of steel structure hoisting beam by the hanging hook of resistance to material 8.
The operation principle of the present invention is that:
Coal dust is sent into coal dust gas dual burner 9, under the cyclonic action of Secondary Air, coal by delivery vehicles (First air)
Fugitive constituent substance in powder starts to gasify in burner, and with the addition of tertiary air, swirl strength increases, combustion air and coal
Powder is adequately mixed, and combustible comes into full contact with oxygen, and vapour starts to burn, air, coal dust, vapour etc. with compared with
Strong rotating flow mode enters in the burning gallery 5 of burner fire-brick 6;Ith area of burning gallery 5 is that coal dust firing is formed by
Brightness flame region, the combustible in coal dust gradually burn in rotating flow, and flame radius constantly expands along burning gallery, and burning is outside
It encloses and gradually spreads, fltting speed of the rotating flow in burning gallery 5 slows down;IIth area is combustion product in 5 center line of burning gallery
On circulated in countercurrent region, under the swirling eddy of flame and the collective effect of internal circulated in countercurrent, coal dust flash fire, herein
Region releases amount of heat, reaches maximum combustion temperature;IIIth area is circulated in countercurrent region of the combustion product in flame periphery, inverse
Stream constantly rolls up the heat for inhaling flame, and calory burning is covered with entire burner hearth;IVth area is igniting face region, coal dust firing
Flame is in be evenly arranged in this area, carries out igniting operation to the surface of the sinter bed of material 2.Combustion air Secondary Air, three times
Wind is tangential addition, forms eddy flow with coal dust in burner and mixes, forms swirl flame in burning gallery, shorten flame
Length on direction of propulsion, improves efficiency of combustion;By adjusting the additional proportion of Secondary Air, tertiary air, combustion air is controlled
With gradually mixing for coal dust, inhibit the generation of nitrogen oxides in process of coal combustion, controls the fire retardant substance such as ash in coal dust
Existing forms reduce the pollutant emission of coal dust firing.
The sintering charge level of the ignition zone of the sinter bed of material 2 can be absorbed in heat exchange sleeve 11 in heat exchange/heat preservation burner hearth 12
The heat of radiation, combustion air are flowed through after heat exchange sleeve 11 promotes temperature, are sent respectively to the Secondary Air entrance of burner 9 and three times
Wind entrance, the combustion air after heating can accelerate the burning of coal dust, further increase efficiency of combustion.
It is essentially identical with the control process of coal dust firing in coal dust gas multifuel combustion or full gas-fired, by adjusting respectively
The combustion air total amount of burner and the allocation proportion of Secondary Air, tertiary air are saved, can control combustion of the fuel in burning gallery 5
Burning process obtains ideal flame size, makes uniform heat distribution on igniting face, improves efficiency of combustion, saves fuel consumption,
Reduce pollutant emission.
The dual-purpose sintering ignition furnace of the coal dust gas that the present invention uses, is replaced using coal dust or part replaces coal gas as igniting
Fuel, can inhibit the generation of nitrogen oxides in process of coal combustion, and the existing forms of the fire retardant substance such as control ash reduce
Pollutant emission;The tangential of combustion air is added and the burning gallery of gradually expanded form designs in the present invention, full coal dust, full coal gas with
And under the states such as coal dust gas mixed firing, can be improved the efficiency of combustion of fuel, reinforce ignition intensity, save fuel at
This reduces ignition energy consumption, and help to improve the production efficiency of sintering machine, and energy-saving effect is significant.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of dual-purpose sintering ignition furnace of energy-saving coal dust gas, including sintering pallet (13) and it is across sintering pallet
(13) the steel construction portal frame above is laid with sintered ore materials layer (2) on sintering pallet (13), set-point on steel construction portal frame
Stove burner hearth (4), the bottom-open of ignition furnace burner hearth (4);It is characterized by: resistance to by burner at the top of the ignition furnace burner hearth (4)
Firebrick (6) composition, the burning gallery (5) being arranged in vertical at the top of ignition furnace burner hearth (4), burning gallery (5) section
Area from top to bottom becomes larger, and is equipped with coal dust gas dual burner (9) above burning gallery (5), the dual-purpose combustion of coal dust gas
Burner (9) and burning gallery (5) are concentric, and the upper end of coal dust gas dual burner (9) is equipped with gas entry and coal powder entrance,
The middle part of coal dust gas dual burner (9) is equipped with combustion air entrance, coal dust gas dual burner (9) lower end and burning gallery
(5) upper end is connected to.
2. a kind of energy-saving dual-purpose sintering ignition furnace of coal dust gas according to claim 1, it is characterised in that: the burning
Two rows, every row's burning gallery (5) at least two, the coal dust gas dual burner (9) and burning is at least arranged in channel (5)
Channel (5) corresponds.
3. a kind of energy-saving dual-purpose sintering ignition furnace of coal dust gas according to claim 1 or 2, it is characterised in that: described
Combustion air entrance is divided into Secondary Air entrance and tertiary air entrance, and Secondary Air entrance is upper close to coal dust gas dual burner (9)
End, lower end of the tertiary air entrance close to coal dust gas dual burner (9).
4. a kind of energy-saving dual-purpose sintering ignition furnace of coal dust gas according to claim 3, it is characterised in that: the coal dust
Coal gas dual burner (9) is cylindrical, and the coal powder entrance, Secondary Air entrance and tertiary air enter the dual-purpose combustion of opening's edge coal dust gas
The setting of burner (9) inner wall tangential direction.
5. a kind of energy-saving dual-purpose sintering ignition furnace of coal dust gas according to claim 1, it is characterised in that: the steel knot
Heat exchange/heat preservation burner hearth (12) is additionally provided on structure portal frame, heat exchange/heat preservation burner hearth (12) is located at the rear of ignition furnace burner hearth (4), changes
At the top of heat/heat preservation burner hearth (12) and bottom is opened wide, and is equipped with heat exchange sleeve (11) on the inside of heat exchange/heat preservation burner hearth (12), Heat exchange jacekt
(11) lower end is managed close to the sinter bed of material (2), heat exchange sleeve (11) upper end, which is set, is rounded changeover portion (10) there are two square, one of them
Fang Bianyuan changeover portion (10) is equipped with combustion air inlet, another side is rounded changeover portion (10) and is equipped with combustion air exports, combustion-supporting
Air outlet slit is connected with the combustion air entrance of coal dust gas dual burner (9) by pipeline.
6. a kind of energy-saving dual-purpose sintering ignition furnace of coal dust gas according to claim 5, it is characterised in that: the steel knot
Structure portal frame includes steel structure support seat (1) and steel structure hoisting beam (7), and steel structure support seat (1) is arranged symmetrically in sintering machine
The bottom of the two sides of trolley (13), steel structure support seat (1) is equipped with traveling wheel, and steel structure hoisting beam (7) is fixed on steel construction branch
Support the top of seat (1).
7. a kind of energy-saving dual-purpose sintering ignition furnace of coal dust gas according to claim 6, it is characterised in that: the igniting
Furnace burner hearth (4) and heat exchange/heat preservation burner hearth (12) side wall are made of four sides refractory wall (2).
8. a kind of energy-saving dual-purpose sintering ignition furnace of coal dust gas according to claim 7, it is characterised in that: the burner
Refractory brick (6) and refractory wall (2) are hung below steel structure hoisting beam (7) by the hanging hook of resistance to material (8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910038683.2A CN109556405A (en) | 2019-01-16 | 2019-01-16 | A kind of dual-purpose sintering ignition furnace of energy-saving coal dust gas |
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CN201910038683.2A CN109556405A (en) | 2019-01-16 | 2019-01-16 | A kind of dual-purpose sintering ignition furnace of energy-saving coal dust gas |
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Publication Number | Publication Date |
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CN109556405A true CN109556405A (en) | 2019-04-02 |
Family
ID=65873077
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CN201910038683.2A Pending CN109556405A (en) | 2019-01-16 | 2019-01-16 | A kind of dual-purpose sintering ignition furnace of energy-saving coal dust gas |
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Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2040623U (en) * | 1988-09-12 | 1989-07-05 | 唐山钢铁公司 | Sintering ignition thermal insulation furnace |
CN2384185Y (en) * | 1999-07-06 | 2000-06-21 | 冶金工业部鞍山冶金设计研究院 | Sintering lighting thermal insulation furnace |
CN2588300Y (en) * | 2002-12-24 | 2003-11-26 | 陆峥 | Power dispersing heat storage type sintering ignition furnace |
CN2708125Y (en) * | 2004-04-22 | 2005-07-06 | 长沙欣业天宸炉窑工程有限公司 | Low-heat value gas thermal storage type sintering machine ignition furnace |
CN1776337A (en) * | 2005-12-02 | 2006-05-24 | 河南豫光金铅股份有限公司 | Calcining method for belt sintering machine |
CN104422282A (en) * | 2013-09-03 | 2015-03-18 | 徐宏亮 | Ignition furnace for sintering machine |
CN106090918A (en) * | 2016-07-06 | 2016-11-09 | 安徽诚铭热能技术有限公司 | A kind of sintering ignition furnace preheater |
CN106440811A (en) * | 2016-10-31 | 2017-02-22 | 马鞍山钢铁股份有限公司 | Igniting device and ignition method for sintering |
CN208059287U (en) * | 2018-01-31 | 2018-11-06 | 莱歇研磨机械制造(上海)有限公司 | Multifunctional vertical pulverized coal hot air furnace |
CN209416050U (en) * | 2019-01-16 | 2019-09-20 | 大峘集团有限公司 | A kind of dual-purpose sintering ignition furnace of energy-saving coal dust gas |
-
2019
- 2019-01-16 CN CN201910038683.2A patent/CN109556405A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2040623U (en) * | 1988-09-12 | 1989-07-05 | 唐山钢铁公司 | Sintering ignition thermal insulation furnace |
CN2384185Y (en) * | 1999-07-06 | 2000-06-21 | 冶金工业部鞍山冶金设计研究院 | Sintering lighting thermal insulation furnace |
CN2588300Y (en) * | 2002-12-24 | 2003-11-26 | 陆峥 | Power dispersing heat storage type sintering ignition furnace |
CN2708125Y (en) * | 2004-04-22 | 2005-07-06 | 长沙欣业天宸炉窑工程有限公司 | Low-heat value gas thermal storage type sintering machine ignition furnace |
CN1776337A (en) * | 2005-12-02 | 2006-05-24 | 河南豫光金铅股份有限公司 | Calcining method for belt sintering machine |
CN104422282A (en) * | 2013-09-03 | 2015-03-18 | 徐宏亮 | Ignition furnace for sintering machine |
CN106090918A (en) * | 2016-07-06 | 2016-11-09 | 安徽诚铭热能技术有限公司 | A kind of sintering ignition furnace preheater |
CN106440811A (en) * | 2016-10-31 | 2017-02-22 | 马鞍山钢铁股份有限公司 | Igniting device and ignition method for sintering |
CN208059287U (en) * | 2018-01-31 | 2018-11-06 | 莱歇研磨机械制造(上海)有限公司 | Multifunctional vertical pulverized coal hot air furnace |
CN209416050U (en) * | 2019-01-16 | 2019-09-20 | 大峘集团有限公司 | A kind of dual-purpose sintering ignition furnace of energy-saving coal dust gas |
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