CN108489265A - A kind of pure oxygen combustion technology and all-oxygen combustion melting furnace of rock wool production - Google Patents
A kind of pure oxygen combustion technology and all-oxygen combustion melting furnace of rock wool production Download PDFInfo
- Publication number
- CN108489265A CN108489265A CN201810195923.5A CN201810195923A CN108489265A CN 108489265 A CN108489265 A CN 108489265A CN 201810195923 A CN201810195923 A CN 201810195923A CN 108489265 A CN108489265 A CN 108489265A
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- Prior art keywords
- melting furnace
- pure oxygen
- oxygen combustion
- natural gas
- furnace
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- 238000002844 melting Methods 0.000 title claims abstract description 67
- 230000008018 melting Effects 0.000 title claims abstract description 67
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 44
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 26
- 239000001301 oxygen Substances 0.000 title claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 239000011490 mineral wool Substances 0.000 title claims abstract description 23
- 238000005516 engineering process Methods 0.000 title claims abstract description 19
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 68
- 239000003345 natural gas Substances 0.000 claims abstract description 34
- 239000002994 raw material Substances 0.000 claims abstract description 11
- 229910000514 dolomite Inorganic materials 0.000 claims abstract description 8
- 239000010459 dolomite Substances 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 239000012530 fluid Substances 0.000 claims description 9
- 239000010410 layer Substances 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 230000004907 flux Effects 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 6
- 238000011534 incubation Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 6
- 239000011229 interlayer Substances 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 230000004927 fusion Effects 0.000 abstract description 9
- 239000000498 cooling water Substances 0.000 abstract description 5
- 238000003912 environmental pollution Methods 0.000 abstract description 4
- 239000000446 fuel Substances 0.000 abstract description 4
- 239000000571 coke Substances 0.000 description 6
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000009841 combustion method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 206010016654 Fibrosis Diseases 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- -1 basalt Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000004761 fibrosis Effects 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 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
- F27B14/00—Crucible or pot furnaces
-
- 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
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
-
- 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
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/14—Arrangements of heating devices
-
- 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
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/20—Arrangement of controlling, monitoring, alarm or like devices
-
- 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
-
- 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
- F27B14/00—Crucible or pot furnaces
- F27B2014/002—Smelting process, e.g. sequences to melt a specific material
- F27B2014/004—Process involving a smelting step, e.g. vaporisation
-
- 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
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B2014/0837—Cooling arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2003/00—Type of treatment of the charge
- F27M2003/13—Smelting
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The invention discloses a kind of pure oxygen combustion technologies of rock wool production, including following steps:1)Raw material basalt and dolomite are added into all-oxygen combustion melting furnace;2)Natural gas and pure oxygen are passed through into melting furnace from the air inlet of melting furnace;3)Natural gas in melting furnace is lighted, natural gas is controlled and pure oxygen enters the flow in stove, heating fusing is carried out to raw material, fusion temperature is up to 2,600 2800 DEG C.The pure oxygen combustion technology, as fuel, avoids environmental pollution, improves fusion temperature, that is, realize energy-saving and environment-friendly purpose, and improve the quality of the rock wool of production with natural gas and pure oxygen.The invention also discloses a kind of all-oxygen combustion melting furnaces, traditional furnace wall jacket type structure is changed to duct type structure, the cooling water being passed through in pipeline is heated at high temperature in melting furnace generates high steam, to cool down to furnace wall, the melting furnace is simple in structure, has saved energy, production cost is reduced, environmental pollution is reduced, realizes energy-saving and environment-friendly purpose.
Description
Technical field
The present invention relates to technical field of rock wool production, and in particular to a kind of pure oxygen combustion technology of rock wool production and total oxygen combustion
Burn melting furnace.
Background technology
Rock wool is a kind of common heat preserving and insulating material, is passed through using raw material such as basalt, coke, dolomite and slags
Melt, centrifuge makes its fibrosis form rock cotton board or other products into further processing excessively again.With national economy
Development is implemented with national energy-saving policy, and building and the heat-insulated demand with rock mineral wool product of industrial heat preservation are increasing, but state
The interior existing melting furnace for the production of rock mineral wool is mostly with coke as main fuel, this kind of coke combustion method is producing
There is the discharge of sulfur and nitrogen oxides in the process, environmental pollution is more serious, and top setting flue gas processing device is still not
The harmful substance in flue gas can be more completely disposed, health can be seriously endangered in these discharge of poisonous waste to air.
In addition, it is relatively low using coke combustion method fusion temperature, it needs that slag additionally is added in the raw material of production rock wool to improve fusing
Temperature reduces so as to cause the acidity coefficient of rock wool, and the shot content generated in production process is higher, reduces the matter of rock wool
Amount, and coke combustion method energy consumption is higher, heat utilization rate is relatively low, has violated energy-saving and environment-friendly production requirement.
Invention content
In view of the above-mentioned problems, the object of the present invention is to provide a kind of pure oxygen combustion technology of rock wool production and all-oxygen combustion are molten
Change stove, which, as fuel, avoids environmental pollution, improve fusion temperature, i.e., with natural gas and pure oxygen
Energy-saving and environment-friendly purpose is realized, and improves the quality of the rock wool of production.
To achieve the above object, the present invention adopts the following technical scheme that:
A kind of pure oxygen combustion technology of rock wool production, including following steps:1)Former material is added into all-oxygen combustion melting furnace
Expect basalt and dolomite;2)Natural gas and pure oxygen are passed through into melting furnace from the air inlet of melting furnace;3)It lights in melting furnace
Natural gas, controls natural gas and pure oxygen enters the flow in stove, carries out heating fusing to raw material, fusion temperature reaches 2600-
2800℃。
The weight percent of the basalt and dolomite is(75%-85%):(15%-25%).
The ratio of the natural gas and pure oxygen flow is 1:(2-2.5).
A kind of all-oxygen combustion melting furnace used in pure oxygen combustion technology, including fusing furnace body, the melting furnace sheet
Body is cylindrical structure, and the furnace wall of melting furnace includes inner and outer wall, is equipped with and melting furnace cylinder direction between inner and outer wall
Parallel pipeline, the duct bottom are equipped with annular water tank, and annular water tank is looped around in melting furnace bottom interior wall, are set at the top of pipeline
There are pipe, pipe to be looped around in melting furnace top inner wall, duct bottom is connected with annular water tank, is connected with pipe at the top of pipeline
Logical, the annular water tank is equipped with water inlet, and pipe is equipped with steam (vapor) outlet;Feed inlet, fusing are equipped at the top of the melting furnace
Stove side bottom is equipped with air inlet, and air inlet lower end is equipped with discharge port, and fusing furnace bottom is equipped with incubation cavity, and incubation cavity top is stream
Body layer, the fluid layer are communicated with discharge port, and fluid layer is equipped with combustion chamber, and combustion chamber top is equipped with partition board, and partition board top is
Storage compartment.
The air inlet includes at least four, and annular is uniformly distributed the surrounding with fusing furnace bottom.
The pipeline includes at least eight, and circular array formula is uniformly distributed interlayer cavity between the inner walls and the outer
It is interior.
The air inlet includes center air port and outer air port, and center air port connects natural gas channel, and outer air port connects pure oxygen
Channel.
The natural gas channel is equipped with natural gas flow control valve, and pure oxygen channel is equipped with oxygen flux control valve, melts
Change and is equipped with temperature sensor, the natural gas flow control valve, oxygen flux control valve and temperature sensor and control in stove
System is electrically connected.
The furnace wall of the melting furnace is equipped with watch window.
Compared with prior art, the present invention the present invention uses completely new pure oxygen combustion technology, natural gas and pure oxygen mixing are made
It for green clean fuel, burns hair compared to traditional coke, when burning only generates carbon dioxide and vapor, no oxysulfide
With the discharge of the pollutants such as nitrogen oxides, and by the pure oxygen combustion technology technique, fusion temperature may be up to 2600-2800
DEG C, improve fusion temperature it is not necessary that slag is added, improve rock wool at fine rate and production yields, and the rock wool acidity produced
Coefficient is improved, and the quality of rock wool is preferable, has been more than largely national standard, while using pure oxygen combustion technology compared with day
Right gas and air combined burning technical gas flow reduce, and flows decrease avoids the phenomenon that excessive nitrogen takes away thermal energy, carries
Heat utilization rate in high stove.
In addition, all-oxygen combustion melting furnace in the present invention used in pure oxygen combustion technology is by the jacket type of traditional furnace wall
Structure is improved to duct type structure, and the cooling water being passed through in pipeline is heated at high temperature in melting furnace generates high steam, to right
Furnace wall cools down, and avoids after folder jacket temperature increases and is passed through in cooling tower after cooling in the technique for being passed through melting furnace
Step, has simplified technical process, at the same high steam be discharged out of melting furnace after can be converted into electric energy, kinetic energy, thermal energy etc., fill
Divide the recycling for having accomplished energy, avoids the wasting of resources, saved production cost, improve the comprehensive of rock wool production process
Close economic benefit.
Description of the drawings
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the schematic diagram along Section A-A in Fig. 1;
Fig. 3 is the distribution schematic diagram of pipeline and pipe in the present invention.
Specific implementation mode
To make those skilled in the art more fully understand the present invention, the present invention is done With reference to embodiment
It further illustrates:
A kind of pure oxygen combustion technology of rock wool production, including following steps:1)Former material is added into all-oxygen combustion melting furnace
Expect basalt and dolomite;2)Natural gas and pure oxygen are passed through into melting furnace from the air inlet of melting furnace;3)It lights in melting furnace
Natural gas, controls natural gas and pure oxygen enters the flow in stove, carries out heating fusing to raw material, fusion temperature reaches 2600-
2800℃。
The weight percent of the basalt and dolomite is(75%-85%):(15%-25%).
The ratio of the natural gas and pure oxygen flow is 1:(2-2.5).
As shown in Figure 1 to Figure 3, the all-oxygen combustion melting furnace used in a kind of pure oxygen combustion technology, including melting furnace sheet
Body 1, the fusing furnace body 1 are cylindrical structure, and the furnace wall for melting furnace body includes inner wall 2 and outer wall 3, inner wall 2 and outer wall 3
Between be equipped with the pipeline 15 parallel with melting furnace cylinder direction, 15 bottom of the pipeline be equipped with annular water tank 17, annular water tank 17
It is looped around in melting furnace bottom interior wall, 15 top of pipeline is equipped with pipe 16, and pipe 16 is looped around in melting furnace top inner wall, pipeline
15 bottoms are connected with annular water tank 17, and 15 top of pipeline is connected with pipe 16, and the annular water tank 17 is equipped with water inlet,
Pipe is equipped with steam (vapor) outlet;Feed inlet 4 is equipped at the top of the melting furnace, melting furnace side bottom is equipped with air inlet, air inlet
Lower end is equipped with discharge port 10, and the bottom of melting furnace is equipped with incubation cavity 12, and 12 top of incubation cavity is fluid layer 11, the fluid layer 11
It is communicated with discharge port 10, fluid layer 11 is equipped with combustion chamber 13, and 13 top of combustion chamber is equipped with partition board 14, and 14 top of partition board is storing
Room.
The air inlet includes at least four, and annular is uniformly distributed the surrounding with fusing furnace bottom.From fusing furnace bottom four
Week is uniformly passed through burning gases into melting furnace, it is ensured that the burning indoor temperature uniformity of melting furnace, and then to raw material
It is evenly heated.
The pipeline 15 includes at least eight, and circular array formula is uniformly distributed interlayer cavity between the inner walls and the outer
It is interior.The wall thickness of pipeline can be according to the different Rational choices for actually bearing steam pressure.By pipeline be uniformly distributed in inner wall with
Between outer wall, can uniformly cool down to melting furnace, ensure furnace wall temperature uniformity, avoid the occurrence of local cooling it is uneven and
Make furnace wall be heated excessively high damage the phenomenon that.
The air inlet includes center air port 8 and outer air port 6, and center air port 8 connects natural gas channel 9, and outer air port 6 connects
Pure oxygen channel 7.Two air ports of setting each lead into natural gas and oxygen, and natural gas and pure oxygen is made to be tied after reaching melting furnace
Combination burning avoids mixedly appearing the danger such as explosion in advance.
The natural gas channel is equipped with natural gas flow control valve, and pure oxygen channel is equipped with oxygen flux control valve, melts
Change and is equipped with temperature sensor, the natural gas flow control valve, oxygen flux control valve and temperature sensor and control in stove
System is electrically connected.The gas flow of natural gas and pure oxygen is reasonably controlled by control system to ensure that natural gas fires completely in stove
It burns while ensureing in-furnace temperature, make fusion temperature up to 2700 DEG C or so, ensure higher at fine rate.
The furnace wall of the melting furnace is equipped with watch window 5, and the combustion case inside melting furnace is observed convenient for staff.
The present invention all-oxygen combustion melting furnace when in use, raw material is conveyed into from feed inlet in melting furnace first, bottom into
It is passed through natural gas at air port and raw material is heated in pure oxygen gas burning, is allowed to melt, the fluid after fusing is arranged from discharge port
Entering next production stage after going out, the cooling procedure of melting furnace furnace wall is to be passed through cooling water from the annular water tank water inlet of bottom,
Cooling water is flowed up along each pipeline, and during flowing up, cooling water forms steam by heating evaporation, then from pipeline
The pipe gas outlet at top is transported to steam turbine, and then steam energy is carried out conversion and is used as follow-up, saved the energy with
And production cost, improve whole economic efficiency.
Claims (9)
1. a kind of pure oxygen combustion technology of rock wool production, it is characterised in that:Including following steps:1)It is melted to all-oxygen combustion
Raw material basalt and dolomite are added in stove;2)Natural gas and pure oxygen are passed through into melting furnace from the air inlet of melting furnace;3)
Natural gas in melting furnace is lighted, natural gas is controlled and pure oxygen enters the flow in stove, heating fusing, fusing temperature are carried out to raw material
Degree reaches 2600-2800 DEG C.
2. the pure oxygen combustion technology of rock wool production according to claim 1, it is characterised in that:The basalt and dolomite
Weight percent be(75%-85%):(15%-25%).
3. the pure oxygen combustion technology of rock wool production according to claim 2, it is characterised in that:The natural gas and pure oxygen
Flow proportional is 1:(2-2.5).
4. the all-oxygen combustion melting furnace used in a kind of pure oxygen combustion technology according to any one of claims 1 to 3,
It is characterized in that:Including melting furnace body, the fusing furnace body is cylindrical structure, the furnace wall for melting furnace body include inner wall with
Outer wall, the pipeline parallel with melting furnace cylinder direction is equipped between inner and outer wall, and the duct bottom is equipped with annular water tank, ring
Shape water tank is looped around in melting furnace bottom interior wall, and pipe is equipped at the top of pipeline, and pipe is looped around in melting furnace top inner wall, pipeline
Bottom is connected with annular water tank, is connected with pipe at the top of pipeline, and the annular water tank is equipped with water inlet, and pipe is equipped with
Steam (vapor) outlet;Feed inlet is equipped at the top of the melting furnace, melting furnace side bottom is equipped with air inlet, and air inlet lower end is equipped with discharging
Mouthful, the bottom of the fusing furnace body is equipped with incubation cavity, and incubation cavity top is fluid layer, and the fluid layer is communicated with discharge port,
Fluid layer is equipped with combustion chamber, and combustion chamber top is equipped with partition board, and partition board top is storage compartment.
5. all-oxygen combustion melting furnace according to claim 4, it is characterised in that:The air inlet includes at least four, ring
Shape is uniformly distributed the surrounding with fusing furnace bottom.
6. all-oxygen combustion melting furnace according to claim 5, it is characterised in that:The pipeline includes at least eight, is in ring
Shape array is uniformly distributed in interlayer cavity between the inner walls and the outer.
7. all-oxygen combustion melting furnace according to claim 6, it is characterised in that:The air inlet includes center air port and outer
Air port, center air port connect natural gas channel, outer air port connection pure oxygen channel.
8. all-oxygen combustion melting furnace according to claim 7, it is characterised in that:The natural gas channel is equipped with natural gas
Flow control valve, pure oxygen channel are equipped with oxygen flux control valve, temperature sensor, the gas discharge are equipped in melting furnace
Control valve, oxygen flux control valve and temperature sensor are electrically connected with control system.
9. all-oxygen combustion melting furnace according to claim 8, it is characterised in that:The furnace wall of the melting furnace is equipped with observation
Window.
Priority Applications (1)
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CN201810195923.5A CN108489265A (en) | 2018-03-09 | 2018-03-09 | A kind of pure oxygen combustion technology and all-oxygen combustion melting furnace of rock wool production |
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CN201810195923.5A CN108489265A (en) | 2018-03-09 | 2018-03-09 | A kind of pure oxygen combustion technology and all-oxygen combustion melting furnace of rock wool production |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB710031A (en) * | 1952-04-17 | 1954-06-02 | John Harper & Company Ltd | Shaft furnaces |
JP2003227687A (en) * | 2002-02-05 | 2003-08-15 | Daido Steel Co Ltd | Metal melter |
US20090293548A1 (en) * | 2008-03-13 | 2009-12-03 | Thomas Niehoff | Device and method for preparing siliceous melts |
CN101913795A (en) * | 2010-07-09 | 2010-12-15 | 南京恒翔保温材料制造有限公司 | Method for preparing energy-saving heat insulation material of rock wool fibers |
CN103562148A (en) * | 2011-03-25 | 2014-02-05 | 梅塞尔匈牙利天然气有限责任公司 | Melting device |
CN104692648A (en) * | 2015-03-03 | 2015-06-10 | 泰石岩棉有限公司 | Method and system for producing rock wool by comprehensively utilizing solid wastes |
CN105130166A (en) * | 2015-09-18 | 2015-12-09 | 中材科技股份有限公司 | Pure oxygen combustion system for rock wool melt temperature multi-point accuracy control |
-
2018
- 2018-03-09 CN CN201810195923.5A patent/CN108489265A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB710031A (en) * | 1952-04-17 | 1954-06-02 | John Harper & Company Ltd | Shaft furnaces |
JP2003227687A (en) * | 2002-02-05 | 2003-08-15 | Daido Steel Co Ltd | Metal melter |
US20090293548A1 (en) * | 2008-03-13 | 2009-12-03 | Thomas Niehoff | Device and method for preparing siliceous melts |
CN101913795A (en) * | 2010-07-09 | 2010-12-15 | 南京恒翔保温材料制造有限公司 | Method for preparing energy-saving heat insulation material of rock wool fibers |
CN103562148A (en) * | 2011-03-25 | 2014-02-05 | 梅塞尔匈牙利天然气有限责任公司 | Melting device |
CN104692648A (en) * | 2015-03-03 | 2015-06-10 | 泰石岩棉有限公司 | Method and system for producing rock wool by comprehensively utilizing solid wastes |
CN105130166A (en) * | 2015-09-18 | 2015-12-09 | 中材科技股份有限公司 | Pure oxygen combustion system for rock wool melt temperature multi-point accuracy control |
Non-Patent Citations (1)
Title |
---|
张耀明等: "《玻璃纤维与矿物棉全书》", 化学工业出版社, pages: 638 * |
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