CN205137457U - Float glass kiln oxygen boosting burner - Google Patents
Float glass kiln oxygen boosting burner Download PDFInfo
- Publication number
- CN205137457U CN205137457U CN201520945001.3U CN201520945001U CN205137457U CN 205137457 U CN205137457 U CN 205137457U CN 201520945001 U CN201520945001 U CN 201520945001U CN 205137457 U CN205137457 U CN 205137457U
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- China
- Prior art keywords
- oxygen
- float glass
- enriched
- glass furnace
- sleeve structure
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- 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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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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Abstract
The utility model discloses a float glass kiln oxygen boosting burner, respectively with oxygen conveying system and supply of fuel headtotail, include: an oxygen -enriched combustor, oxygen -enriched combustor includes multilayer cover tubular construction, the central tube of multilayer cover tubular construction be the oxygen passageway, around in the cooling water passageway of oxygen passageway, it advances, exports interface flange to be equipped with the cooling water on the cooling water passageway, one sets up in the structural heavy oil of multilayer sleeve pipe / natural gas uniform distributor, and one is located the head of multilayer cover tubular construction tip, the head sprays the formula structure for the haplopore. In the glass kiln oxygen boosting burning project that puts into operation in earlier stage, can improve the quality of glass product on the one hand, the heat content that exhaust emission took away can be reduced on the one hand, and then energy -conserving effect is realized, NOx's among the fuel combustion processes such as the heavy oil or the natural gas emission can also be reduced, later stage flue gas denitration running cost is reduced.
Description
Technical field
The utility model relates to float glass preparation field, is specifically related to a kind of float glass furnace oxygen-enriched burning device.
Background technology
In recent years, China's glass industry achieves significant progress, and within 2009, the built floatation glass production line of going into operation in the whole nation is more than 210, and average melt ability is about 510t/d, and maximum-norm reaches 1300t/d.At present, national plate glass output is more than 700,000,000 loaded vans, and output accounts for the over half of the whole world, within continuous 20 years, occupies the first in the world.
Reduce discharging the appearance of policy along with national energy-saving and go deep into, when environmental requirement increasingly stringent, be particularly that the atmosphere polluting problem that the melting furnaces fume emission of fuel causes has received much concern with heavy oil to float glass furnace, administer very urgent to its flue gas discharged, flue gas desulfurization Treatment process is at home through the development of more than ten years, be widely used and deep development in power industry, operating condition and the common station boiler of glass furnace have larger difference, select the combustion system of rational glass furnace and denitrating flue gas desulfurization program will to be one of emphasis of developing in a healthy way of glass furnace energy-conserving and environment-protective field.
" national environmental protection " 12 " planning ", environmental protection pendulum in more importantly position, the top priority of " 12 " advances major pollutants to reduce discharging.Put forth effort to cut down COD and ammonia nitrogen discharge capacity, carry out cleaner production energetically and develop a circular economy.Improve chemical industry, metallurgy, building materials, industry pollutant emission standard and the cleaner production apprasement index such as coloured.Advance the field cleaner production demonstrations such as agricultural, industry, building, in-depth recycling economy demonstration pilot project, accelerate resource regeneration industrialization, propelling is produced, circulates, is consumed each link recycling economy development, builds the resource circulation utilization system covering the whole society.
Explicitly point out in " 12 " planning, sulfur dioxide and nitrogen oxide reduction of discharging dynamics be strengthened, strengthen the industry sulfur dioxide such as building materials, petrochemical industry, Coal Chemical Industry and nitrogen oxide improvement.The Industrial Stoves of the industries such as petroleum and petrochemical industry, coloured, building materials will carry out desulfurization, low-NO_x combustion technology transformation, suit measures to local conditions to carry out smoke gas treatment.Research and develop new and high technology, key technology, the common technology of Environmental capacity, ecological protection and environmental risk prevention energetically.The control technologys such as research and development nitrogen oxide, heavy metal, persistence organic pollutant, hazardous chemical.Promote desulfurization and denitrification integral, dephosphorization denitrogenation integrated and remove the research and development of the Comprehensive Control Technology such as heavy metal energetically, the demonstration of strengthening advanced technology with promote.Promote the equipment manufacture development of attaching most importance to sewage disposal, desulphurization denitration, soil remediation and environmental monitoring energetically, research and develop and demonstrate a collection of Novel environment-friendlymaterial material, medicament and environmentally friendly product.Promote inter-trade, utilize association's construction across Enterprises.Carry out environmental protection facility operation qualification licensing system, advance the specialization of the pollution Facilities Construction such as flue gas desulfurization and denitrification, town sewage garbage disposal, hazardous waste process disposal and operation, socialization, commercialization, carry out flue gas desulfurization facilities franchise operation.
Advocate the major premise of energy-conserving and environment-protective, the discharge of strict control polluted articles in country under, flat glass industry has self special character.Production high-quality glass must use selected raw material, and therefore plate glass enterprise is difficult to adopt ecological Industrial Area pattern to carry out Implementing Circular Economy.Flat Glass in China industrial development recycling economy should in glass production link, adopt advanced energy-conservation, water-saving technology, reduce and consume, adopt advanced green technology decreasing pollution thing discharge, walk energy saving and environment friendly development.
Most of floatation glass production line of China is fuel with heavy oil, the SO in flue gas
2and discharged nitrous oxides becomes the principal element causing atmosphere pollution.Float glass factory environmental protection standard is to glass works's discharged nitrous oxides and SO
2discharge has had clear and definite restriction.Therefore, development of new efficient denitration desulphurization energy-saving environment protection technology is one of following important tackling key problem field of China glass industry.
For the policy of the theory and cleaner production of implementing recycling economy and energy-conserving and environment-protective, this patent for China 500t/d and above float glass furnace, the development intelligent oxygen-enriched combusting of float glass furnace and desulfurization and denitrification integral technology.
In sum, float glass furnace nitrogen oxide and SO
2discharge more, the float glass desulphurization denitration Practical Project put into operation at present is less, although have comparatively ripe desulfurization and denitration technology in the industry such as electric power, cement, but the actual operating mode of glass furnace has with it larger difference.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of float glass furnace oxygen-enriched burning device, to put into operation oxygen-enriched combusting project early stage, can improve the quality of glass product on the one hand at glass furnace; The heat content that toxic emission is taken away can be reduced on the one hand, and then realize energy-saving effect; The discharge capacity of NOx in the fuel combustion process such as heavy oil or natural gas can also be reduced, reduce later stage denitrating flue gas operating cost.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of float glass furnace oxygen-enriched burning device, is connected with oxygen delivery system and fuel system respectively, comprises:
One oxygen-enriched burner, described oxygen-enriched burner comprises a multilayer sleeve structure, and the central tube of described multilayer sleeve structure is oxygen channel, is surrounded on the cooling-water duct of described oxygen channel, and described cooling-water duct is provided with cooling water import and export flange;
One is arranged at the heavy oil/natural gas uniform device on multilayer sleeve structure,
One head being positioned at described multilayer sleeve structure end, described head is single hole injecting type structure.
In a preferred embodiment of the present utility model, described multilayer sleeve structure is provided with mixing chamber near head place, and oxygen and heavy oil/natural gas fully mix by described mixing chamber.
In a preferred embodiment of the present utility model, described head adopts space flight high-temperature alloy.
In a preferred embodiment of the present utility model, described cooling water import and export flange is all connected with band pressure (hydraulic) water cooling system.
In a preferred embodiment of the present utility model, described oxygen delivery system conveying pure oxygen.
By technique scheme, the beneficial effects of the utility model are:
The utility model has a good application prospect, and under the situation that environmental requirement improves day by day, the development of this process system and application have good economic and social benefit.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
With reference to Fig. 1, a kind of float glass furnace oxygen-enriched burning device, be connected with oxygen delivery system and fuel system respectively, comprise: an oxygen-enriched burner 100, described oxygen-enriched burner comprises a multilayer sleeve structure 110, and the central tube of described multilayer sleeve structure is oxygen channel 120, is surrounded on the cooling-water duct 130 of described oxygen channel, described cooling-water duct is provided with cooling water import and export flange 131,132; One is arranged at the heavy oil/natural gas uniform device 140 on multilayer sleeve structure, and uniform device plays flow and the speed of uniform fuel.One head 150 being positioned at described multilayer sleeve structure end, described head is single hole injecting type structure.
Further, described multilayer sleeve structure is provided with mixing chamber near head place, and oxygen and heavy oil/natural gas fully mix by described mixing chamber.
Further, described head adopts space flight high-temperature alloy, and head is the most severe district of working environment of burner, also be the parts of the most rapid wear of whole burner, therefore head adopts space flight high-temperature alloy, can work in high temperature environments for a long time, and keep comparatively high-mechanical property.
Further, described cooling water import and export flange is all connected with band pressure (hydraulic) water cooling system.
By transforming original kiln combustion system, adopting oxygen-enriched combustion technology, reducing glass furnace pollutant (as NO
x) generate, significantly promote glass quality, reduce boiler exhaust gas loss simultaneously, improve efficiency of energy utilization.When kiln gas enters regenerator by melting chamber, flue-gas temperature is about 700 ~ 800 DEG C, substantially SNCR temperature window (>850 DEG C) is reached, at regenerator top, spray into a certain amount of ammoniacal liquor by denitration spray gun, realize denitrating flue gas (about 15% denitration efficiency) to a certain degree;
Traditional air-breathing, only used the oxygen introducing 21% in air capacity, enters in air after all the other gases of 79% are heated, though heat is through recycling, still having a large amount of heats to be wasted.The nitrogen of about 79% at high temperature reacts with oxygen and generates harmful NO in addition
xenter air and cause air pollution.
Pure oxygen burning changes combustion air into oxygen, decreases the gas delivery volume of more than 78%, decreases the discharge amount of exhaust gas of about 60%, and the benefit brought is: reduce exhaust heat recovery apparatus investment; Reduce noxious gas processing device investment; Reduce high altitude discharge equipment investment; Minimizing the said equipment maintenance cost and device damage are to producing the impact brought; Reduce Fuel Consumption; Improve output, improve quality; Significantly reduce noxious gas emission.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. a float glass furnace oxygen-enriched burning device, is connected with oxygen delivery system and fuel system respectively, it is characterized in that, comprising:
One oxygen-enriched burner, described oxygen-enriched burner comprises a multilayer sleeve structure, and the central tube of described multilayer sleeve structure is oxygen channel, is surrounded on the cooling-water duct of described oxygen channel, and described cooling-water duct is provided with cooling water import and export flange;
One is arranged at the heavy oil/natural gas uniform device on multilayer sleeve structure,
One head being positioned at described multilayer sleeve structure end, described head is single hole injecting type structure.
2. a kind of float glass furnace oxygen-enriched burning device according to claim 1, is characterized in that: described multilayer sleeve structure is provided with mixing chamber near head place, and oxygen and heavy oil/natural gas fully mix by described mixing chamber.
3. a kind of float glass furnace oxygen-enriched burning device according to claim 1, is characterized in that: described head adopts space flight high-temperature alloy.
4. a kind of float glass furnace oxygen-enriched burning device according to claim 1, is characterized in that: described cooling water import and export flange is all connected with band pressure (hydraulic) water cooling system.
5. a kind of float glass furnace oxygen-enriched burning device according to claim 1, is characterized in that: described oxygen delivery system conveying pure oxygen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520945001.3U CN205137457U (en) | 2015-11-24 | 2015-11-24 | Float glass kiln oxygen boosting burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520945001.3U CN205137457U (en) | 2015-11-24 | 2015-11-24 | Float glass kiln oxygen boosting burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205137457U true CN205137457U (en) | 2016-04-06 |
Family
ID=55623247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520945001.3U Withdrawn - After Issue CN205137457U (en) | 2015-11-24 | 2015-11-24 | Float glass kiln oxygen boosting burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205137457U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351932A (en) * | 2015-11-24 | 2016-02-24 | 西安航天源动力工程有限公司 | Oxygen-enriched combustion device of float glass kiln |
-
2015
- 2015-11-24 CN CN201520945001.3U patent/CN205137457U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351932A (en) * | 2015-11-24 | 2016-02-24 | 西安航天源动力工程有限公司 | Oxygen-enriched combustion device of float glass kiln |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160406 Effective date of abandoning: 20180511 |
|
| AV01 | Patent right actively abandoned |