CN107056023A - Longitudinal flame oxygen-rich combustion method adds the horizontal curved float glass smelting kiln of all-oxygen combustion method - Google Patents
Longitudinal flame oxygen-rich combustion method adds the horizontal curved float glass smelting kiln of all-oxygen combustion method Download PDFInfo
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- CN107056023A CN107056023A CN201710434031.1A CN201710434031A CN107056023A CN 107056023 A CN107056023 A CN 107056023A CN 201710434031 A CN201710434031 A CN 201710434031A CN 107056023 A CN107056023 A CN 107056023A
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- combustion method
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- oxygen
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B18/00—Shaping glass in contact with the surface of a liquid
- C03B18/02—Forming sheets
- C03B18/16—Construction of the float tank; Use of material for the float tank; Coating or protection of the tank wall
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Abstract
The invention discloses the curved float glass smelting kiln for adding horizontal all-oxygen combustion method using longitudinal flame oxygen-rich combustion method, one end of two longitudinal melting tanks (1) sets longitudinal burner (3), longitudinal burner (3) connects port, port connection regenerator (5), high temperature denitration is set in regenerator (5) passage, desulfurization uses flue gas low-temp desulfurization, the other end connection depositing reservoir (2) of two longitudinal melting tanks (1), depositing reservoir (2) connection cooling bay (9), cooling bay (9) connection forming production line (12), in the low-temperature zone of longitudinal melting tank (1), lateral-combustion device (10) is set.Of the invention to have heat utilization high, energy consumption is low, and blowdown is few, and product quality lifting, melting furnaces service life is long, and single kiln yield is big, good in economic efficiency, and haze alleviation global warming can be reduced by popularizing bending float glass furnace technology of the present invention.
Description
Technical field
The present invention relates to float glass technical field, more particularly to a kind of longitudinal flame oxygen-rich combustion method adds horizontal total oxygen to fire
The curved float glass smelting kiln of burning method.
Background technology
In the prior art, the flame that the melting furnaces of production float glass are used is horizontal flame.Realizing the process of the present invention
In, inventor has found that at least there are the following problems：Because horizontal flame is short in molten kiln residence time, cause to occur in that heat utilization
Rate is low, single kiln yields poorly, high energy consumption and carbon dioxide, sulfur dioxide and discharged nitrous oxides are high, dust pollution is high, product gas
The problems such as bubble is troubled, regenerator (5) is not durable.In addition, in the prior art, either using the float glass smelting kiln of oxygen-enriched combusting
Or using the float glass smelting kiln of all-oxygen combustion, do not commutate.It can so cause the melting tank (1) of flue gas from glass melter straight
Logical chimney discharge, the serious waste energy, waste gas exhaust temperature is high.
The content of the invention
(1) goal of the invention
It is an object of the invention to provide a kind of high, the single kiln yield of heat utilization efficiency is high, energy consumption is low, pollutant emission is low, help
In the float glass smelting kiln for reducing haze and alleviation global warming.
(2) technical scheme
To solve the above problems, the first aspect of the present invention provides one kind adds transverse direction using longitudinal flame oxygen-rich combustion method
The curved float glass smelting kiln of all-oxygen combustion method, including:Two melting tanks and a depositing reservoir；Each melting tank forms horizontal stroke
To the cuboid of the short longitudinal length of side in side, and two melting tanks laid out in parallel in the horizontal；The depositing reservoir is arranged on described two
Short side one end of melting tank, is connected with described two melting tanks respectively；Described two melting tanks and a depositing reservoir form curved；
Charge door is provided with each melting tank；The short side of each melting tank is provided with longitudinal burner, and long side is provided with
Lateral-combustion device；Each melting tank connection regenerator.
Further, described curved float glass smelting kiln, wherein, the curved float glass smelting kiln is simultaneously using longitudinal direction combustion
Burning method and lateral-combustion method；Longitudinal burner, is respectively arranged at two widthwise edges of the melting tank, for being melted to described
Change the longitudinal flame of injection in pond, to realize longitudinal combustion method；The lateral-combustion device, is respectively arranged at the melting tank
Two widthwise edges, for spraying horizontal flame into the melting tank, to realize the lateral-combustion method；Longitudinal combustion method
Natural wind combustion method is sent using oxygen-rich combustion method or air blower；The lateral-combustion method uses all-oxygen combustion method, oxygen-rich combustion method
Or air blower send natural wind combustion method.
Further, described curved float glass smelting kiln, wherein, the regenerator sets triple channel or single channel；It is described
Denitration device or desulphurization denitration equipment are provided with the passage of regenerator；The denitration device is high temperature denitration device；High temperature temperature
Spend for 800 degree to 1100 degree；The desulphurization denitration equipment is low-temp desulfurization denitration device；Cryogenic temperature is 50 degree to 150 degree.
Further, described curved float glass smelting kiln, wherein, the high temperature denitration device is using spray ammoniacal liquor or spray urea
Liquid；The low-temp desulfurization denitration device is using chelating reduction agent for capturing and catalyst.
Further, described curved float glass smelting kiln, wherein, it is rectangular that the charge door is arranged on two longitudinal directions arranged side by side
Four sides of the long side high temperature section of body melting tank；The each side in four sides of the long side high temperature section of the melting tank is at least set
Count a charge door or multiple charge doors；The charge door can be set according to the number of single kiln yield, and single kiln yield is more greatly
Material mouth design is more.
Further, described curved float glass smelting kiln, wherein, the bottom of the melting tank is strong insulation construction, described
Strong insulation construction from top to bottom includes electric smelting brick layer, zirconium pounding rice material layer, high aluminium brick layer, undercloak and insulating brick-layer successively；
The bottom of the melting tank is that the thickness of strong insulation construction is more than 0.8 meter；It is every 0.35 meter thick in strong insulation construction to set one layer
Expand sliding layer.
Further, described curved float glass smelting kiln, wherein, the cold end of the curved float glass smelting kiln set to
A few forming production line；The quantity of the forming production line can be set according to the number of single kiln yield, single kiln yield is bigger,
The quantity of forming production line is more.
Further, described curved float glass smelting kiln, wherein, the curved float glass is connected into curved by three big arch
Type melting furnaces.
Further, described curved float glass smelting kiln, wherein, single kiln daily output of the curved float glass smelting kiln
1350 tons to 3000 tons.
In the prior art, because a melting furnaces are only with horizontal flame or only with longitudinal flame, this combustion method
The thermal Finite of generation, greatly limit the Building dimension of melting furnaces, and then limit the single rate of melting furnaces, in the prior art, generation
The yield of the maximum float glass smelting kiln of yield can not all reach 1200 tons in boundary.
Beneficial effect of the present invention is that the longitudinal flame and lateral-combustion device sprayed present invention employs longitudinal burner sprays
The horizontal flame gone out so that two kinds of flames are acted on a melting tank simultaneously, relative in the prior art only with transverse direction
Flame or the scheme only with longitudinal flame, enable to the Building dimension of melting furnaces bigger, and then expand the per unit area yield of melting furnaces
Amount so that single 1350 tons to 3000 tons of kiln daily output.
Further, the present invention can realize temperature and the denitration that shaping frit is flexibly adjusted by horizontal flame
Temperature, existing longitudinal flame float glass smelting kiln saves more than 35%, corresponding reduction carbon dioxide, titanium dioxide in the world for contrast
Sulfur emissions more than 35%.Nitrogen oxides can qualified discharge, be not required to throw huge fund and build cogeneration and middle temperature denitrating system equipment
Facility, 150 degree or so of flue gas exhaust temperature.Global glass melter about 50,000,000 tons of standard coals of annual power consumption, using this hair
It is bright to can save energy 17,500,000 tons of standard coals every year, 47,040,000 tons of carbon dioxide, 14.875 ten thousand tons of sulfur dioxide can be reduced every year.Implement
The technology of the present invention can effectively reduce haze and alleviate global warming.
Brief description of the drawings
Fig. 1 is the knot that longitudinal flame oxygen-rich combustion method that the present invention is provided adds horizontal all-oxygen combustion float glass process bending glass melter
Structure schematic diagram.
Embodiment
To make the object, technical solutions and advantages of the present invention of greater clarity, with reference to embodiment and join
According to accompanying drawing, the present invention is described in more detail.It should be understood that these descriptions are merely illustrative, and it is not intended to limit this hair
Bright scope.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring this
The concept of invention.
Fig. 1 is the knot that longitudinal flame oxygen-rich combustion method that the present invention is provided adds horizontal all-oxygen combustion float glass process bending glass melter
Structure schematic diagram.
As shown in figure 1, longitudinal flame oxygen-rich combustion method that the present invention is provided adds horizontal all-oxygen combustion float glass process bending glass to melt
Kiln.Including：Interconnected formation " several " word of two melting tanks 1 and a depositing reservoir 2, two melting tanks 1 and depositing reservoir 2 is curved.
Wherein, each melting tank 1 is shaped as cuboid, the short longitudinal length of side of widthwise edge of the cuboid.Two melting tanks 1
Laid out in parallel in the horizontal.Depositing reservoir 2 is arranged on short side one end of two melting tanks 1, depositing reservoir 2 respectively with two melting tanks 1
Connection.Charge door 11 is provided with each melting tank 1.
The short side of each melting tank 1 is provided with longitudinal burner 3, and long side is provided with lateral-combustion device 10；Longitudinal direction combustion
Burner 3 is used to spray longitudinal flame to melting tank 1, and lateral-combustion device 10 is used to spray horizontal flame to melting tank 1.Longitudinal direction burning
Commutator is provided with device 3, commutator is used for regular reversing combustion, longitudinal bending flame is sprayed into melting tank 1 heat energy is provided.
Longitudinal burner 3 connects port 4, and the connection regenerator of port 4, port is used for the oxygen-enriched, natural wind of walking that periodically commutates
And waste gas.
Each melting tank 1 connects a regenerator 5.Regenerator 5 is oxygen-enriched for preheating.
Float glass process bending glass melter also includes air blower, natural wind and walking waste gas that air blower is sent.
Depositing reservoir 2 is also communicated with cooling bay 9.Cooling bay 9 is used to glass metal being cooled to 1100 degree or so for shaping production
Line 12.Flow liquid road 8 is provided between depositing reservoir 2 and cooling bay 9.Flow liquid road 8 is used to stream glass metal.
In yet another embodiment of the present invention, described curved float glass smelting kiln, the curved float glass melts
Kiln is simultaneously using longitudinal combustion method and lateral-combustion method.Longitudinal burner 3 is respectively arranged at two horizontal strokes of the melting tank 1
Xiang Bian, for spraying longitudinal flame into the melting tank 1, to realize longitudinal combustion method.Lateral-combustion device 10 is set respectively
Two widthwise edges of the melting tank 1 are placed in, for spraying horizontal flame into the melting tank 1, to realize the laterally combustion
Burning method.The setting of lateral-combustion device 10, it is possible to achieve regulation glass metal forming temperature and high temperature denitration temperature.
Longitudinal combustion method send natural wind combustion method using oxygen-rich combustion method or air blower；The lateral-combustion method is used
All-oxygen combustion method, oxygen-rich combustion method or air blower send natural wind combustion method.
In yet another embodiment of the present invention, the regenerator 5 sets triple channel or single channel；The regenerator 5
Passage in be provided with denitration device or desulphurization denitration equipment；The denitration device is high temperature denitration device 6；High-temperature temperature is
800 degree to 1100 degree；The desulphurization denitration equipment is low-temp desulfurization denitration device 7；Cryogenic temperature is 50 degree to 150 degree.Such as Fig. 1
Shown, 6 be high temperature denitration device 6, and ammoniacal liquor is sprayed at 900 degree or so or urea solution carries out denitration.7 be low-temp desulfurization denitration device 7,
For in 150 degree or so low-temp desulfurization denitrations.
In yet another embodiment of the present invention, described curved float glass smelting kiln, wherein, the high temperature denitration is set
Standby 6 using spray ammoniacal liquor or spray urea solution；The low-temp desulfurization denitration device 7 is using chelating reduction agent for capturing and catalyst.
In yet another embodiment of the present invention, described curved float glass smelting kiln, wherein, the charge door 11 is set
Put in four sides of the long side high temperature section of two longitudinal cuboid melting tanks 1 arranged side by side；The long side high temperature section of the melting tank 1
The each side in four sides at least design a charge door 11 or multiple charge doors 11；Shown charge door 11 is used for into melting furnaces
Plus send frit.The charge door 11 can be set according to the number of single kiln yield, and single bigger charge door 11 of kiln yield is designed
It is more.
In yet another embodiment of the present invention, described curved float glass smelting kiln, wherein, the melting tank 1
Bottom is strong insulation construction, and the strong insulation construction from top to bottom includes electric smelting brick layer, zirconium pounding rice material layer, high-alumina brick successively
Layer, undercloak and insulating brick-layer；The bottom of the melting tank 1 is that the thickness of strong insulation construction is more than 0.8 meter；Strong insulation knot
It is every 0.35 meter thick in structure that one layer of expansion sliding layer is set.
In yet another embodiment of the present invention, described curved float glass smelting kiln, wherein, in the curved float glass process
The cold end of glass melter sets at least one forming production line 12；Forming production line 12 is used to produce float glass, the shaping
The quantity of production line 12 can be set according to the number of single kiln yield, and single kiln yield is bigger, forming production line 12 quantity is more.
In yet another embodiment of the present invention, described curved float glass smelting kiln, wherein, the curved float glass process glass
Glass connects into curved melting furnaces by three big arch.
In yet another embodiment of the present invention, described curved float glass smelting kiln, wherein, the curved float glass process glass
1350 tons to 3000 tons of single kiln daily output of glass melting furnaces.
It should be appreciated that the above-mentioned embodiment of the present invention is used only for exemplary illustration or explains the present invention's
Principle, without being construed as limiting the invention.Therefore, that is done without departing from the spirit and scope of the present invention is any
Modification, equivalent substitution, improvement etc., should be included in the scope of the protection.In addition, appended claims purport of the present invention
Covering the whole changes fallen into scope and border or this scope and the equivalents on border and repairing
Change example.
Claims (9)
1. a kind of curved float glass smelting kiln for using longitudinal flame oxygen-rich combustion method to add horizontal all-oxygen combustion method, its feature exists
In, including:Two melting tanks (1) and a depositing reservoir (2)；
Each melting tank (1) forms the cuboid of the short longitudinal length of side of widthwise edge, and two melting tanks (1) are arranged side by side in the horizontal
Arrangement；The depositing reservoir (2) is arranged on short side one end of described two melting tanks (1), respectively with described two melting tanks (1) even
It is logical；Described two melting tanks (1) and a depositing reservoir (2) form curved；
Charge door (11) is provided with each melting tank (1)；
The short side of each melting tank (1) is provided with longitudinal burner (3), and long side is provided with lateral-combustion device (10)；
Each melting tank (1) connection regenerator (5).
2. curved float glass smelting kiln according to claim 1, wherein,
The curved float glass smelting kiln is simultaneously using longitudinal combustion method and lateral-combustion method；
Longitudinal burner (3), is respectively arranged at two widthwise edges of the melting tank (1), for the melting tank (1)
The interior longitudinal flame of injection, to realize longitudinal combustion method；
The lateral-combustion device (10), is respectively arranged at two widthwise edges of the melting tank (1), for the melting tank
(1) the horizontal flame of injection in, to realize the lateral-combustion method；
Longitudinal combustion method send natural wind combustion method using oxygen-rich combustion method or air blower；
The lateral-combustion method send natural wind combustion method using all-oxygen combustion method, oxygen-rich combustion method or air blower.
3. curved float glass smelting kiln according to claim 1, wherein,
The regenerator (5) sets triple channel or single channel；
Denitration device or desulphurization denitration equipment are provided with the passage of the regenerator (5)；
The denitration device is high temperature denitration device (6)；High-temperature temperature is 800 degree to 1100 degree；
The desulphurization denitration equipment is low-temp desulfurization denitration device (7)；Cryogenic temperature is 50 degree to 150 degree.
4. curved float glass smelting kiln according to claim 3, wherein,
The high temperature denitration device (6) is using spray ammoniacal liquor or spray urea solution；
The low-temp desulfurization denitration device (7) is using chelating reduction agent for capturing and catalyst.
5. curved float glass smelting kiln according to claim 1, wherein,
The charge door (11) is arranged on four sides of the long side high temperature section of two longitudinal cuboid melting tanks (1) arranged side by side；
At least design a charge door (11) or multiple charge doors in each side in four sides of the long side high temperature section of the melting tank (1)
(11)；The charge door (11) can according to single kiln yield number and set, the design of the single bigger charge door of kiln yield (11) is more.
6. curved float glass smelting kiln according to claim 1, wherein,
The bottom of the melting tank (1) is strong insulation construction, and the strong insulation construction from top to bottom includes electric smelting brick layer, zirconium successively
The matter ramming bed of material, high aluminium brick layer, undercloak and insulating brick-layer；
The bottom of the melting tank (1) is that the thickness of strong insulation construction is more than 0.8 meter；
It is every 0.35 meter thick in strong insulation construction that one layer of expansion sliding layer is set.
7. curved float glass smelting kiln according to claim 1, wherein,
In the cold end of the curved float glass smelting kiln, at least one forming production line (12) is set；
The quantity of the forming production line (12) can according to single kiln yield number and set, single kiln yield is bigger, shaping production
The quantity of line (12) is more.
8. curved float glass smelting kiln according to claim 1, wherein,
The curved float glass connects into curved melting furnaces by three big arch.
9. curved float glass smelting kiln according to claim 1, wherein,
1350 tons to 3000 tons of single kiln daily output of the curved float glass smelting kiln.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710434031.1A CN107056023A (en) | 2017-06-09 | 2017-06-09 | Longitudinal flame oxygen-rich combustion method adds the horizontal curved float glass smelting kiln of all-oxygen combustion method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710434031.1A CN107056023A (en) | 2017-06-09 | 2017-06-09 | Longitudinal flame oxygen-rich combustion method adds the horizontal curved float glass smelting kiln of all-oxygen combustion method |
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| CN201710434031.1A Pending CN107056023A (en) | 2017-06-09 | 2017-06-09 | Longitudinal flame oxygen-rich combustion method adds the horizontal curved float glass smelting kiln of all-oxygen combustion method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112125499A (en) * | 2020-09-29 | 2020-12-25 | 肖自江 | Multi-line energy-saving environment-friendly quality-improving and efficiency-increasing glass melting furnace |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773944A (en) * | 2014-01-14 | 2015-07-15 | 肖自江 | Energy-saving eco-friendly glass melting method and long bent glass melting furnace |
| CN105884172A (en) * | 2014-12-24 | 2016-08-24 | 肖自江 | Bent long-diameter longitudinal flame and transverse oxygen-fuel combustion energy-saving and environment-friendly glass melting method and melting furnace |
-
2017
- 2017-06-09 CN CN201710434031.1A patent/CN107056023A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773944A (en) * | 2014-01-14 | 2015-07-15 | 肖自江 | Energy-saving eco-friendly glass melting method and long bent glass melting furnace |
| CN105884172A (en) * | 2014-12-24 | 2016-08-24 | 肖自江 | Bent long-diameter longitudinal flame and transverse oxygen-fuel combustion energy-saving and environment-friendly glass melting method and melting furnace |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112125499A (en) * | 2020-09-29 | 2020-12-25 | 肖自江 | Multi-line energy-saving environment-friendly quality-improving and efficiency-increasing glass melting furnace |
| CN112125499B (en) * | 2020-09-29 | 2023-03-31 | 肖自江 | Multi-line energy-saving environment-friendly quality-improving and efficiency-increasing glass melting furnace |
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Application publication date: 20170818 |