CN204006083U - Low-pure-oxygen-enriched combustion device for sleeve kiln - Google Patents
Low-pure-oxygen-enriched combustion device for sleeve kiln Download PDFInfo
- Publication number
- CN204006083U CN204006083U CN201420366660.7U CN201420366660U CN204006083U CN 204006083 U CN204006083 U CN 204006083U CN 201420366660 U CN201420366660 U CN 201420366660U CN 204006083 U CN204006083 U CN 204006083U
- Authority
- CN
- China
- Prior art keywords
- oxygen
- oxygen concentration
- testing
- air
- swing adsorption
- 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.)
- Expired - Lifetime
Links
- 238000002485 combustion reaction Methods 0.000 title abstract description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 140
- 239000001301 oxygen Substances 0.000 claims abstract description 124
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 124
- 238000012360 testing method Methods 0.000 claims abstract description 49
- 238000001179 sorption measurement Methods 0.000 claims abstract description 30
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000003546 flue gas Substances 0.000 claims abstract description 9
- 230000001276 controlling effect Effects 0.000 claims description 24
- 230000008520 organization Effects 0.000 claims description 22
- 230000001105 regulatory effect Effects 0.000 claims description 12
- QRSFFHRCBYCWBS-UHFFFAOYSA-N [O].[O] Chemical compound [O].[O] QRSFFHRCBYCWBS-UHFFFAOYSA-N 0.000 claims description 10
- 238000009628 steelmaking Methods 0.000 abstract description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract 2
- 238000007599 discharging Methods 0.000 abstract 2
- 239000003517 fume Substances 0.000 abstract 2
- 239000000779 smoke Substances 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000003009 desulfurizing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Regulation And Control Of Combustion (AREA)
Abstract
The utility model discloses a low pure oxygen boosting burner of sleeve kiln belongs to steelmaking technical field. The low-purity oxygen-enriched combustion device of the sleeve kiln comprises a pressure swing adsorption oxygen generation mechanism, a control mechanism, an air filter, an oxygen concentration testing mechanism, a blower and a heat exchanger; the pressure swing adsorption oxygen generation mechanism is connected with the control mechanism; the control mechanism is connected with the oxygen concentration testing mechanism; the air filter is connected with the oxygen concentration testing mechanism; the oxygen concentration testing mechanism is connected with the air blower; the blower is connected with the heat exchanger, and the pressurized oxygen and air are introduced into the heat exchanger; the heat exchanger is connected with the sleeve kiln and exchanges heat between the pressurized oxygen-enriched air and the flue gas. The utility model discloses the low pure oxygen boosting burner of sleeve kiln has realized the oxygen boosting burning of sleeve kiln, improves the inside combustion strength of combustion chamber, improves burner's thermal efficiency, reduces the volume of discharging fume and the calorific loss who takes away of discharging fume.
Description
Technical field
The utility model relates to steelmaking technical field, particularly a kind of sleeve kiln low purity oxygen oxygen-enriched burning device.
Background technology
In iron and steel enterprise, the product of sleeve kiln is widely used in the pneumatic steelmaking of steel workshop, the refining of LF stove, KR desulfurizing iron etc. both at home and abroad.At present, advanced person's active lime leading type shaft furnace has sleeve kiln, Maers Kiln, Fu Kasi kiln etc. both at home and abroad.The combustion air of sleeve kiln is blasted by air blast, and the cold air blasting is delivered to upper strata burner, as combustion air after being preheated in lower inner sleeve.
The volume content of common airborne oxygen is 20.93%, nitrogen is 78.1% and a small amount of inert gas etc., real oxygen duty gas total amount 1/5 left and right that participates in burning, and not only the nitrogen of duty gas total amount approximately 4/5 and other inert gases are not combustion-supporting, on the contrary by a large amount of heat energy of taking away along with burning.Conventionally oxygen content is greater than to 20.93% air and is called oxygen-enriched air.Oxygen-enriched air participates in burning will have significantly energy-conservation and environmental protection effect.Fractional energy savings is directly proportional to the content of oxygen in oxygen-enriched air, and, under same ignition temperature, concentration is higher, burns more complete, and oke exhaust blackness is lower, energy-conservation better with environment protecting.In prior art, use air as the combustion-supporting gas of combustion chamber, the combustion intensity of inside, combustion chamber is low, and the thermal efficiency of burner is low, and exhaust smoke level thermal loss large and that smoke evacuation is taken away is many.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of sleeve kiln oxygen-enriched combusting of having realized, improve the combustion intensity of inside, combustion chamber, improve the thermal efficiency of burner, the sleeve kiln low purity oxygen oxygen-enriched burning device of the thermal loss that minimizing exhaust smoke level and smoke evacuation are taken away.
For solving the problems of the technologies described above, the utility model provides a kind of sleeve kiln low purity oxygen oxygen-enriched burning device, it is characterized in that, comprising: pressure swing adsorption oxygen structure, controlling organization, air cleaner, oxygen concentration mechanism for testing, air blast and heat exchanger; Described pressure swing adsorption oxygen structure is connected with described controlling organization; Described controlling organization is connected with described oxygen concentration mechanism for testing, controls the oxygen supply of described pressure swing adsorption oxygen structure according to the oxygen concentration of described oxygen concentration mechanism for testing test; Described air cleaner is connected with described oxygen concentration mechanism for testing; Described oxygen concentration mechanism for testing is connected with described air blast; Described air blast is connected with described heat exchanger, and the oxygen-enriched air after pressurization is passed into described heat exchanger; Described heat exchanger is connected with described sleeve kiln, and the flue gas of the oxygen-enriched air after pressurization and the generation of described sleeve kiln is carried out to heat exchange.
Further, described pressure swing adsorption oxygen structure comprises pressure swing adsorption oxygen; Described pressure swing adsorption oxygen is connected with described oxygen concentration mechanism for testing by described controlling organization, for oxygen being passed into described oxygen concentration mechanism for testing.
Further, described controlling organization comprises automatic regulating valve; Described automatic regulating valve is connected with described oxygen concentration mechanism for testing, controls the oxygen supply of described pressure swing adsorption oxygen according to the oxygen concentration of described oxygen concentration mechanism for testing test.
Further, described oxygen concentration mechanism for testing comprises oxygen concentration tester; Described oxygen concentration tester one end is connected with described air cleaner and automatic regulating valve respectively, and the other end is connected with described air blast.
The pressure swing adsorption oxygen structure of the sleeve kiln low purity oxygen oxygen-enriched burning device that the utility model provides is connected with controlling organization, controlling organization is connected with oxygen concentration mechanism for testing, according to the oxygen concentration of oxygen concentration mechanism for testing test, control the oxygen supply of pressure swing adsorption oxygen structure, air cleaner is connected with oxygen concentration mechanism for testing, the oxygen that pressure swing adsorption oxygen body plan is made enters described oxygen concentration mechanism for testing in the lump by controlling organization and air cleaner filtered air, oxygen concentration mechanism for testing is connected with air blast, oxygen-enriched air enters air blast by oxygen concentration mechanism for testing, air blast is connected with heat exchanger, oxygen-enriched air after pressurization is passed into heat exchanger, heat exchanger is connected with sleeve kiln, the flue gas of the oxygen-enriched air after pressurization and sleeve kiln generation is carried out to heat exchange, oxygen-enriched air and flue gas after pressurization are carried out to heat exchange, reduced the thermal loss that smoke evacuation is taken away, oxygen-enriched air after heat exchange enters sleeve kiln, like this, sleeve kiln oxygen-enriched combusting, improve the combustion intensity of inside, combustion chamber, improve the thermal efficiency of burner, reduce exhaust smoke level.
Accompanying drawing explanation
The process chart of the sleeve kiln low purity oxygen oxygen-enriched burning device that Fig. 1 provides for the utility model embodiment.
The specific embodiment
Referring to Fig. 1, the utility model embodiment provides a kind of sleeve kiln low purity oxygen oxygen-enriched burning device, comprises pressure swing adsorption oxygen structure, controlling organization, air cleaner, oxygen concentration mechanism for testing, air blast and heat exchanger.Pressure swing adsorption oxygen structure is connected with controlling organization; Pressure swing adsorption oxygen structure is connected with described oxygen concentration mechanism for testing by described controlling organization, for oxygen being passed into described oxygen concentration mechanism for testing; Pressure swing adsorption oxygen structure comprises pressure swing adsorption oxygen.Controlling organization is connected with oxygen concentration mechanism for testing; Controlling organization is connected with oxygen concentration mechanism for testing; Controlling organization comprises automatic regulating valve; Automatic regulating valve is connected with pressure swing adsorption oxygen, is used for controlling the oxygen supply of pressure swing adsorption oxygen.Air cleaner is connected with oxygen concentration mechanism for testing; Oxygen concentration mechanism for testing comprises oxygen concentration tester; Oxygen concentration tester one end is connected with air cleaner and automatic regulating valve respectively, and the other end is connected with air blast.Air blast is connected with heat exchanger, and the oxygen-enriched air after pressurization is passed into heat exchanger; Heat exchanger is connected with sleeve kiln, and the flue gas of the oxygen-enriched air after pressurization and sleeve kiln generation is carried out to heat exchange.
When using the utility model sleeve kiln low purity oxygen oxygen-enriched burning device, start pressure swing adsorption oxygen, start oxygen, oxygen enters oxygen concentration tester by automatic regulating valve.Start air cleaner, air enters air blast by oxygen concentration tester.Oxygen concentration tester is measured the oxygen concentration that enters air blast, oxygen concentration tester feeds back to automatic regulating valve by the oxygen concentration of measuring, automatic regulating valve controlling opening of valve is controlled and is added amount of oxygen, and the airborne oxygen content that enters air blast is controlled to 23.5% (safe oxygen concentration in industrial production confined space).Oxygen content enters heat exchanger at 23.5% air, and the flue gas that sleeve kiln produces enters heat exchanger, and oxygen content is carried out heat exchange at 23.5% air and flue gas, then the purifying smoke after heat exchange is discharged.Oxygen content after heat exchange enters the combustion chamber participation burning of sleeve kiln at 23.5% air.
The pressure swing adsorption oxygen structure of the sleeve kiln low purity oxygen oxygen-enriched burning device that the utility model provides is connected with controlling organization, controlling organization is connected with oxygen concentration mechanism for testing, according to the oxygen concentration of oxygen concentration mechanism for testing test, control the oxygen supply of pressure swing adsorption oxygen structure, sleeve kiln oxygen-enriched combusting, improve the combustion intensity of inside, combustion chamber, improve the thermal efficiency of burner, reduce exhaust smoke level, air cleaner is connected with oxygen concentration mechanism for testing, oxygen concentration mechanism for testing is connected with air blast, air blast is connected with heat exchanger, oxygen and air after pressurization are passed into heat exchanger, heat exchanger is connected with sleeve kiln, oxygen-enriched air and flue gas after pressurization are carried out to heat exchange, reduced the thermal loss that smoke evacuation is taken away.
It should be noted last that, the above specific embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to example, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (4)
1. a sleeve kiln low purity oxygen oxygen-enriched burning device, is characterized in that, comprising: pressure swing adsorption oxygen structure, controlling organization, air cleaner, oxygen concentration mechanism for testing, air blast and heat exchanger; Described pressure swing adsorption oxygen structure is connected with described controlling organization; Described controlling organization is connected with described oxygen concentration mechanism for testing, controls the oxygen supply of described pressure swing adsorption oxygen structure according to the oxygen concentration of described oxygen concentration mechanism for testing test; Described air cleaner is connected with described oxygen concentration mechanism for testing, and the oxygen that described pressure swing adsorption oxygen body plan is made enters described oxygen concentration mechanism for testing in the lump by described controlling organization and described air cleaner filtered air; Described oxygen concentration mechanism for testing is connected with described air blast, and oxygen-enriched air enters described air blast by described oxygen concentration mechanism for testing; Described air blast is connected with described heat exchanger, and the oxygen-enriched air after pressurization is passed into described heat exchanger; Described heat exchanger is connected with described sleeve kiln, and the flue gas of the oxygen-enriched air after pressurization and the generation of described sleeve kiln is carried out to heat exchange, and the oxygen-enriched air after heat exchange enters described sleeve kiln.
2. burner according to claim 1, is characterized in that: described pressure swing adsorption oxygen structure comprises pressure swing adsorption oxygen; Described pressure swing adsorption oxygen is connected with described oxygen concentration mechanism for testing by described controlling organization, for oxygen being passed into described oxygen concentration mechanism for testing.
3. burner according to claim 2, is characterized in that: described controlling organization comprises automatic regulating valve; Described automatic regulating valve is connected with described oxygen concentration mechanism for testing, controls the oxygen supply of described pressure swing adsorption oxygen according to the oxygen concentration of described oxygen concentration mechanism for testing test.
4. burner according to claim 3, is characterized in that: described oxygen concentration mechanism for testing comprises oxygen concentration tester; Described oxygen concentration tester one end is connected with described air cleaner and automatic regulating valve respectively, and the other end is connected with described air blast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420366660.7U CN204006083U (en) | 2014-07-03 | 2014-07-03 | Low-pure-oxygen-enriched combustion device for sleeve kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420366660.7U CN204006083U (en) | 2014-07-03 | 2014-07-03 | Low-pure-oxygen-enriched combustion device for sleeve kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204006083U true CN204006083U (en) | 2014-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420366660.7U Expired - Lifetime CN204006083U (en) | 2014-07-03 | 2014-07-03 | Low-pure-oxygen-enriched combustion device for sleeve kiln |
Country Status (1)
| Country | Link |
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| CN (1) | CN204006083U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534506A (en) * | 2014-12-16 | 2015-04-22 | 北京汉能清源科技有限公司 | Air supply control method and system of oxygen-enriched combustion rotary cement kiln |
| CN110105984A (en) * | 2019-05-10 | 2019-08-09 | 安徽华尔泰化工股份有限公司 | A kind of static bed gas making oxygenation gas-made technology |
| CN110105985A (en) * | 2019-05-13 | 2019-08-09 | 安徽华尔泰化工股份有限公司 | A kind of static bed gas making oxygenation gas-made technology |
| CN111003952A (en) * | 2020-02-10 | 2020-04-14 | 营口金岱国际科技有限公司 | Oxygen-enriched combustion method of high-purity magnesia shaft kiln |
| CN114279231A (en) * | 2021-11-11 | 2022-04-05 | 江苏中圣园科技股份有限公司 | Oxygen-enriched combustion system of sleeve kiln |
-
2014
- 2014-07-03 CN CN201420366660.7U patent/CN204006083U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534506A (en) * | 2014-12-16 | 2015-04-22 | 北京汉能清源科技有限公司 | Air supply control method and system of oxygen-enriched combustion rotary cement kiln |
| CN110105984A (en) * | 2019-05-10 | 2019-08-09 | 安徽华尔泰化工股份有限公司 | A kind of static bed gas making oxygenation gas-made technology |
| CN110105985A (en) * | 2019-05-13 | 2019-08-09 | 安徽华尔泰化工股份有限公司 | A kind of static bed gas making oxygenation gas-made technology |
| CN111003952A (en) * | 2020-02-10 | 2020-04-14 | 营口金岱国际科技有限公司 | Oxygen-enriched combustion method of high-purity magnesia shaft kiln |
| CN114279231A (en) * | 2021-11-11 | 2022-04-05 | 江苏中圣园科技股份有限公司 | Oxygen-enriched combustion system of sleeve kiln |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141210 |