CN202791995U - Heat accumulating type oxygen enrichment burning device - Google Patents
Heat accumulating type oxygen enrichment burning device Download PDFInfo
- Publication number
- CN202791995U CN202791995U CN2012204739517U CN201220473951U CN202791995U CN 202791995 U CN202791995 U CN 202791995U CN 2012204739517 U CN2012204739517 U CN 2012204739517U CN 201220473951 U CN201220473951 U CN 201220473951U CN 202791995 U CN202791995 U CN 202791995U
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- CN
- China
- Prior art keywords
- heat
- oxygen
- type oxygen
- flue
- heat accumulating
- 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 - Fee Related
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Classifications
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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
Abstract
The utility model provides a heat accumulating type oxygen enrichment burning device which can not generate partial high temperature and can prolong the service life of a combustor. The heat accumulating type oxygen enrichment burning device comprises a low temperature heat accumulating chamber, a heat accumulation box body and a furnace chamber which are sequentially arranged, wherein the low temperature heat accumulating chamber is provided with an air inlet, an oxygen inlet and a smoke outlet, the heat accumulation box body is internally provided with a heat accumulator, and the heat accumulator is internally provided with a flue; and one end of the flue is connected with the furnace chamber, the other end of the flue is connected with a smoke outlet, a fuel inlet is formed between the heat accumulation box body and the furnace chamber, and a mixed flow device is arranged above the furnace chamber and is used for mixing a fuel with preheated air and oxygen. The heat accumulating type oxygen enrichment burning device provided by the utility model can separate and recover dust in high temperature smoke, can reduce dust emission, and can reduce greenhouse gas emission; and fuels such as oxygen, the air and coal gas are mixed in a mixer arranged in the furnace chamber so as to be directly burnt, thus the partial high temperature is reduced, the NOx emission is reduced, and the service life of a combustion nozzle is prolonged.
Description
Technical field
The utility model relates to a kind of burner, relates in particular to a kind of thermal storage type oxygen-enriched combustion apparatus.
Background technology
The patent document of patent No. ZL200810053122 discloses a kind of thermal storage type oxygen-enriched combusting method and device, at the oxygen mix shower nozzle place of a thermal storage type oxygen-enriched combusting device combustion gas and oxygen or other gas are fully mixed, and spray into the mist conduit that is arranged on the regenerator center; Again mix at the burner tip place with the combustion air that is preheating to 900～1000 ℃ through well-mixed above-mentioned gas, and burning; Thermal storage type oxygen-enriched combustion apparatus of the present invention, it comprises that two thermal storage type oxygen-enriched combusting devices, described each burner comprise regenerator, heat storage and mist conduit, burner tip, being connected with air chamber of described regenerator, described air chamber is connected with four-way change-over valve, and the oxygen mix shower nozzle is separately positioned on the end of gas pipeline and oxygen channel.Adopt method and apparatus of the present invention: compact conformation, energy-conservation, also can use low calorie fuels as combustion air, can significantly reduce exhaust smoke level, and reduce exhaust gas temperature.
This thermal storage type oxygen-enriched combustion apparatus, at the oxygen mix shower nozzle place of a thermal storage type oxygen-enriched combusting device combustion gas and oxygen or other gas are fully mixed, and spray into the mist conduit that is arranged on the regenerator center, oxygen, air, combustion gas are at high temperature fully mixing, can produce local high temperature, the burner part can be burnt out, affect the service life of burner.
The utility model content
The utility model provides a kind of can not produce localized hyperthermia, the thermal storage type oxygen-enriched combustion apparatus in prolonging combustion device service life.
Realize the thermal storage type oxygen-enriched combustion apparatus of the purpose of this utility model, comprise the Low Temperature Storage hot cell, accumulation of heat casing and the burner hearth that set gradually, described Low Temperature Storage hot cell is provided with an air intlet, an oxygen inlet and an exhanst gas outlet, be provided with heat storage in the accumulation of heat casing, be provided with flue in the described heat storage, one end of described flue connects burner hearth, and the other end connects exhanst gas outlet; Be provided with a fuel inlet between described accumulation of heat casing and the burner hearth, described burner hearth top is provided with flow mixing device, is used for air and oxygen mix with fuel and preheating.
Described flue is provided with the high-temperature dust retracting device.
Be provided with one or more pairs of heat-storage type burners in the described burner hearth.
The beneficial effect of thermal storage type oxygen-enriched combustion apparatus of the present utility model is as follows:
1, thermal storage type oxygen-enriched combustion apparatus of the present utility model can separate recovery to the dust in the high-temperature flue gas, reduces the discharging of dust.
2, thermal storage type oxygen-enriched combustion apparatus of the present utility model can reclaim obvious heat of smoke, and exhaust temperature is lower than below 200 ℃, reduces greenhouse gas emission.
3, thermal storage type oxygen-enriched combustion apparatus of the present utility model mixes in the blenders of fuel in burner hearth such as oxygen, air and coal gas, then directly burns, and can reduce local high temperature, reduces the discharging of Nox, prolongs burner service life.
Description of drawings
Fig. 1 is the structural representation of thermal storage type oxygen-enriched combustion apparatus of the present utility model.
The specific embodiment
As shown in Figure 1, thermal storage type oxygen-enriched combustion apparatus of the present utility model, comprise the Low Temperature Storage hot cell 1, accumulation of heat casing 2 and the burner hearth 3 that set gradually, described Low Temperature Storage hot cell 1 is provided with an air intlet 8, an oxygen inlet 7 and an exhanst gas outlet 9, be provided with heat storage 4 in the accumulation of heat casing 2, be provided with flue in the described heat storage 4, an end of described flue connects burner hearth 3, and the other end connects exhanst gas outlet 9; Be provided with a fuel inlet 10 between described accumulation of heat casing 2 and the burner hearth 3, described burner hearth 3 tops are provided with flow mixing device 6, are used for air and oxygen mix with fuel and preheating.Described flue is provided with high-temperature dust retracting device 5.Be provided with one or more pairs of heat-storage type burners in the described burner hearth 3.
Thermal storage type oxygen-enriched combustion apparatus of the present utility model, oxygen and air fully mix in the accumulation of heat casing, by heat storage with more than air and the oxygen heating to 1500 ℃; High temperature air and oxygen pass through behind the flow mixing device and fuel mix, at hearth combustion; Thermal storage type oxygen-enriched combusting device exhaust gas temperature less than with 200 ℃; A high-temperature dust retracting device is set, can reclaims high-temperature dust; The reversing arrangement of every a pair of burner air, oxygen, coal gas, flue gas connects; Every a pair of burner periodically commutates, and be 20 ~ 300s commutating period; Body of heater adopts the refractory material of superhigh temperature, and heatproof can arrive more than 2200 ℃.
Now the stove that surpasses more than 1800 ℃ of general temperature is electrical heating, and fuel is converted into electric energy efficiency to be only had about 30%, change into again heat energy after gross efficiency less than 30%.Thermal storage type oxygen-enriched combustion apparatus of the present utility model can directly burn fuel, and furnace temperature is elevated to more than 1800 ℃, more than the overall efficiency to 90%, can reduce the discharging of pollutant, has good Social benefit and economic benefit.
Claims (3)
1. thermal storage type oxygen-enriched combustion apparatus, it is characterized in that: comprise the Low Temperature Storage hot cell, accumulation of heat casing and the burner hearth that set gradually, described Low Temperature Storage hot cell is provided with an air intlet, an oxygen inlet and an exhanst gas outlet, be provided with heat storage in the accumulation of heat casing, be provided with flue in the described heat storage, one end of described flue connects burner hearth, and the other end connects exhanst gas outlet; Be provided with a fuel inlet between described accumulation of heat casing and the burner hearth, described burner hearth top is provided with flow mixing device, is used for air and oxygen mix with fuel and preheating.
2. thermal storage type oxygen-enriched combustion apparatus according to claim 1, it is characterized in that: described flue is provided with the high-temperature dust retracting device.
3. thermal storage type oxygen-enriched combustion apparatus according to claim 1 and 2 is characterized in that: be provided with one or more pairs of heat-storage type burners in the described burner hearth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204739517U CN202791995U (en) | 2012-09-17 | 2012-09-17 | Heat accumulating type oxygen enrichment burning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204739517U CN202791995U (en) | 2012-09-17 | 2012-09-17 | Heat accumulating type oxygen enrichment burning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202791995U true CN202791995U (en) | 2013-03-13 |
Family
ID=47819251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204739517U Expired - Fee Related CN202791995U (en) | 2012-09-17 | 2012-09-17 | Heat accumulating type oxygen enrichment burning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202791995U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103672870A (en) * | 2013-10-10 | 2014-03-26 | 北京神雾环境能源科技集团股份有限公司 | Combustion device for heating furnace and heating furnace with combustion device |
| CN103953920A (en) * | 2014-05-15 | 2014-07-30 | 辽宁向导科技发展有限公司 | Cold crude gas heat accumulating type oxygen-enriched combustion method and cold crude gas heat accumulating type oxygen-enriched combustion system |
-
2012
- 2012-09-17 CN CN2012204739517U patent/CN202791995U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103672870A (en) * | 2013-10-10 | 2014-03-26 | 北京神雾环境能源科技集团股份有限公司 | Combustion device for heating furnace and heating furnace with combustion device |
| CN103953920A (en) * | 2014-05-15 | 2014-07-30 | 辽宁向导科技发展有限公司 | Cold crude gas heat accumulating type oxygen-enriched combustion method and cold crude gas heat accumulating type oxygen-enriched combustion system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 102200 Beijing City, Changping District science and Technology Park Chang Huai Lu No. 155 Patentee after: Shenwu Technology Group Co.,Ltd. Address before: 102200 Beijing city Changping District Machi Town cow Road No. 18 Patentee before: BEIJING SHENWU ENVIRONMENT AND ENERGY TECHNOLOGY Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Heat accumulating type oxygen enrichment burning device Effective date of registration: 20180322 Granted publication date: 20130313 Pledgee: The Bank of Beijing Limited by Share Ltd. Anwar Road Branch Pledgor: Shenwu Technology Group Co.,Ltd. Registration number: 2018990000210 |
|
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20190121 Granted publication date: 20130313 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20220917 Granted publication date: 20130313 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 |