CN105333422A - Pulverized coal fractional burner by taking reburning inert component added water electrolysis gas as heat source - Google Patents
Pulverized coal fractional burner by taking reburning inert component added water electrolysis gas as heat source Download PDFInfo
- Publication number
- CN105333422A CN105333422A CN201510820370.4A CN201510820370A CN105333422A CN 105333422 A CN105333422 A CN 105333422A CN 201510820370 A CN201510820370 A CN 201510820370A CN 105333422 A CN105333422 A CN 105333422A
- Authority
- CN
- China
- Prior art keywords
- inert component
- pulverized coal
- spleen
- water power
- gas
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C7/00—Combustion apparatus characterised by arrangements for air supply
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C5/00—Disposition of burners with respect to the combustion chamber or to one another; Mounting of burners in combustion apparatus
- F23C5/08—Disposition of burners
- F23C5/10—Disposition of burners to obtain a flame ring
- F23C5/12—Disposition of burners to obtain a flame ring for pulverulent fuel
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
The invention relates to a coal burner, and discloses a pulverized coal fractional burner by taking reburning inert component added water electrolysis gas as a heat source. The pulverized coal fractional burner by taking the reburning inert component added water electrolysis gas as the heat source is characterized in that the pulverized coal fractional burner comprises a first-stage primary gas pipe (4), a second-stage primary gas pipe (10), a premixed gas burning chamber (11), an inert component inlet box (6), a water electrolysis gas inlet pipe (7) and a secondary gas pipe (3); the inert component inlet box (6) and the water electrolysis gas inlet pipe (7) are arranged at the rear part of the premixed gas burning chamber (11); the inert component inlet box (6) and the water electrolysis gas inlet pipe (7) at the rear part of the premixed gas burning chamber (11) jointly form a gas premixing device; a whole gas premixing process adopts a convergence-first and diffusing-later laval nozzle mode; and the pulverized coal fractional burner is provided with an inert component (CO2 or N2) gas storage tank (9) and a water electrolysis device (8). The pulverized coal fractional burner takes the reburning inert component added water electrolysis gas as the heat source, can realize the effect of oil-free ignition, and is suitable for burning of pulverized coal fired boilers with different coal quality characteristics.
Description
Technical field
The present invention relates to a kind of coal burner, particularly relate to and a kind ofly to vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power.
Background technology
In the long-term running of station boiler, two operating conditions are had to be certain existence, be respectively ignition phase and underrun stage, the breeze gas flow temperature that this two stages enter burner hearth is lower, be difficult to realize stable catching fire and burn, reaching stable burning in order to what make breeze airflow, being easy to the fuel (as oil and gas) that burns or external heat source (as waited high temperature gas ions and hot wind ignition) realization by burning.
Near due to the rising of oily coal cost ratio, enthusiasm and the urgency of coal fired power plant fuel-economizing also significantly improve about ten years, promoted few (micro-) oil drop fire, development without technology such as wet goods ion ignitions energetically, but these technology exist some defects.With regard to few (micro-) oil drop fire, although decrease on the consumption of oil, as the patent of invention " a kind of eddy flow powdered coal burner lit up by tiny oil " that publication number is CN101093077A, but compare with conventional fuel ignition, need equally to arrange petrol station, a large amount of expense must be spent for security maintenance and land used; Plasma igniting is then utilize DC current to contact the starting the arc, the pure air of certain pressure is made to obtain directed flow air plasma under high-intensity magnetic field controls, form localized hyperthermia, when coal dust by time rapid firing coal-dust spray into burner hearth, as the patent of invention " burner on plasma ignition device " of publication number CN1230556A, but negative electrode condition of work is severe, and working life is short; For hot wind ignition, if publication number is publication number CN1490562A " coal powder boiler high temperature air ignition method and device thereof ", in its method, there is the difficult problem transported of high temperature air generation and air.
Since said method exists respective short slab, for breeze airflow catches fire, crucial ignition temperature can be reached for fuel gas stream.As everyone knows, the speed of combustion of hydrogen is exceedingly fast, centralized release energy, and the temperature of combustion product can more than 2000 DEG C.Therefore, if the high temperature of combustion of hydrogen can be utilized, then can firing coal-dust airflow.And at present, the technology relative maturity of brine electrolysis hydrogen making, therefore, a lot of expert and scholar's proposition take hydrogen as the patent of thermal source, as publication number CN101187473A " hydrogen and oxygen mixed gas burner " and publication number CN101532678A " coal burning boiler of power station Brown Gas (oxyhydrogen) ignition system ", but above patent all adopts hydrogen and the direct combustion system of oxygen, this is difficult to realize in real process, its reason is that the detonation velocity of hydrogen is up to 200m/s, direct burning is then easy to phenomenon of blasting, therefore, the present invention proposes a kind of to add inert component (CO
2or N
2) water power combustion again of venting one's spleen be the burner of thermal source, in order to realize stable the catching fire of coal dust.
Summary of the invention
The object of the present invention is to provide and a kind ofly to vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power, this burner is to add inert component (CO
2or N
2) water power combustion again of venting one's spleen for thermal source, non-oil ignition can be realized, the pulverized-coal fired boiler of the different coal characteristic that is suitable for burning.
The object of the invention is to be achieved through the following technical solutions:
To vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power, described burner, comprises one-level primary air piping, secondary primary air piping, premixed combustion gas room, the inert component inlet tank being arranged on rear portion, premixed combustion gas room and water power and to vent one's spleen inlet tube and secondary air channel; The inert component inlet tank at rear portion, premixed combustion gas room and water power inlet tube of venting one's spleen forms gas pre-mixed device jointly, and whole gas pre-mixed process adopts and first restrains the Laval nozzle pattern spread afterwards; Burner is provided with inert component (CO2 or N2) air accumulator and apparatus for electrolyzing; First air point one-level primary air piping and secondary primary air piping two-stage enter, and are located at one-level precombustion chamber and secondary firing indoor respectively; The vent one's spleen flow of inlet tube of inert component inlet tank and water power passes through Stress control.
Described to vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power, described airduct be provided with feeding secondary wind pipeline, carry the one-level First air pipeline of the secondary First air pipeline of main pulverized coal flow, conveying igniting pulverized coal flow, the inert component inlet tank of conveying premixed gas and water power to vent one's spleen inlet tube, above pipeline is all coaxial circulating line, in addition, also offer for electrically-fired pipeline.
Described to vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power, the pipe end of described feeding secondary wind is connected by the secondary primary air piping of Secondary Air whirlwind entrance with the main pulverized coal flow of conveying, carry the secondary First air pipe end of main pulverized coal flow that one-level precombustion chamber is set, one-level precombustion chamber is connected with the pipe end of conveying igniting primary wind and powder, the pipe end of conveying igniting primary wind and powder is also connected with premixed combustion gas room, rear portion, premixed combustion gas room is that inert component inlet tank and water power are vented one's spleen inlet tube, concrete connection adopts screw fastening connecting mode, namely each pipeline successively coaxial by step formula be nested fixed installation into a single integrated structure.
Described to vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power, the pipeline front end of described feeding secondary wind is closed through plate washer, or adopt pyramidal structure front end to close, the inner ring of rear end is evenly drilled with some many rows Secondary Air whirlwind entrances being cut in axis, and the gross area of all Secondary Air whirlwind entrances approximates the pipeline of feeding secondary wind.
Described to vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power, the pipeline front end of conveying one-level First air and the pipeline of secondary Secondary Air are closed through plate washer equally.
Described to vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power, rear portion, premixed combustion gas room, jointly form gas pre-mixed device by vent one's spleen inlet tube and the pipeline that is connected of inert component inlet tank and water power, it is the Laval nozzle pattern first restraining rear diffusion that the pre-compounding process of whole gas adopts.
Described to vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power, water power inlet tube of venting one's spleen is connected with apparatus for electrolyzing, apparatus for electrolyzing installs Pressure gauge additional, and inert component inlet tank is connected with inert component air accumulator, installs Pressure gauge additional equally.
Advantage of the present invention and effect are:
1. the invention solves oil ignition device for security maintenance and the large shortcoming of sapce charge;
2. the invention solves the shortcoming that on plasma ignition device, negative electrode working life is short;
3. the invention solves the difficult problem transported of high temperature air generation and air in high-temperature air ignitor;
4. the invention solves water power to vent one's spleen the defect that directly burning is easy to explode.
Accompanying drawing explanation
Fig. 1 is provided by the invention to add inert component (CO
2or N
2) water power to vent one's spleen the structural representation of pulverized coal staging combustion device that combustion is again thermal source.
In figure: 1, secondary combustion chamber; 2, Secondary Air whirlwind entrance; 3, secondary air channel; 4, one-level primary air piping; 5, electrically-fired pipeline; 6, inert component inlet tank; 7, water power is vented one's spleen inlet tube; 8, apparatus for electrolyzing; 9, inert component air accumulator; 10, secondary primary air piping; 11, premixed combustion gas room; 12, one-level precombustion chamber.
Detailed description of the invention
Below in conjunction with accompanying drawing illustrated embodiment, the present invention is described in detail.
As shown in Figure 1, vent one's spleen combustion again for the pulverized coal staging combustion device of thermal source with the water power adding inert component (CO2 or N2), it has feeding secondary airduct 3, carry the secondary primary air piping 10 of main pulverized coal flow, the one-level First air pipeline 4 of conveying igniting pulverized coal flow, the inert component inlet tank 6 of conveying premixed gas and water power vent one's spleen inlet tube 7, above pipeline is all coaxial circulating line, in addition, also offer for electrically-fired pipeline 5.
Feeding secondary airduct 3 end is connected by the secondary primary air piping 10 of Secondary Air whirlwind entrance 2 with the main pulverized coal flow of conveying, carry secondary primary air piping 10 end of main pulverized coal flow that one-level precombustion chamber 12 is set, one-level precombustion chamber 12 is connected with conveying igniting one-level primary air piping 4 end, conveying igniting one-level primary air piping 4 end is also connected with premixed combustion gas room 11, rear portion, premixed combustion gas room 11 is that inert component inlet tank 6 and water power are vented one's spleen inlet tube 7, concrete connection can adopt screw fastening connecting mode, namely each pipeline successively coaxial by step formula be nested fixed installation into a single integrated structure.
Feeding secondary airduct 3 front end is closed (or adopting pyramidal structure front end to close) through plate washer, the inner ring of rear end is evenly drilled with some many rows Secondary Air whirlwind entrances 2 being cut in axis, the gross area of all Secondary Air whirlwind entrances approximates the pipeline of feeding secondary wind, is beneficial to the flow resistance reducing gas.
Pipeline 4 front end of conveying one-level First air and the airduct 10 of secondary Secondary Air are closed through plate washer equally.
Rear portion, premixed combustion gas room 11, by vent one's spleen inlet tube 7 and the pipeline that is connected of inert component inlet tank 6 and water power jointly form gas pre-mixed device, it is the Laval nozzle pattern first restraining rear diffusion that the pre-compounding process of whole gas adopts.
Water power inlet tube 7 of venting one's spleen is connected with apparatus for electrolyzing 8, and apparatus for electrolyzing installs Pressure gauge additional, and inert component inlet tank 6 is connected with inert component air accumulator 9, installs Pressure gauge additional equally.
Operation principle of the present invention and process are:
When the present invention works, water power is vented one's spleen and inert component gas (CO2 or N2) enters burner by apparatus for electrolyzing 8 and inert component air accumulator 9 respectively, water electrolysis gas injection inert media, mix in the straight tube be connected (flame propagation velocity reducing premixed gas), straight length is connected with premixed combustion gas room 11, premixed combustion gas room 11 is dispersed and is expanded in back taper, the electric ignition device that premixed gas is introduced by electrically-fired pipeline 5 is lighted, the breeze airflow that back taper flame ignition after lighting is inputted by one-level primary air piping 4, breeze airflow is in one-level precombustion chamber 12 combustion, one-level precombustion chamber 12 inwall is insulation material, thus ensure stable the catching fire and there is higher temperature of one-level First air breeze airflow, the flame that one-level precombustion chamber 12 exports, main breeze airflow mixed combustion is inputted with by secondary primary air piping 10, the mixed combustion later stage burns in secondary firing indoor completely with the hot-air inputted by secondary air channel 3 again.
The flame stabilization mechanism of burner of the present invention utilizes the water power adding inert media to vent one's spleen to fire generation high-temperature flue gas again, main component in flue gas is H2O and CO2, H, OH free radical simultaneously containing part and CO, premixed gas burns in premixed combustion gas room 11, form a Liang Gaoyidi torch district, namely high temperature, at a high speed, low pressure flare district, center low-pressure area particularly produces Involving velocity to the igniting coal dust of one-level primary wind and powder to all flow fields, creates good ignition condition.The aerodynamic arrangement of burner design is employing three layers of staged speed flowing field, and wherein two-layer is main flow field, completes two-stage igniting, and one deck, for controlling flow field, controls the subsides wall friction of main flow field expansion and smooth combustion in underload situation by force.
Claims (7)
1. to vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power, it is characterized in that, described burner, comprises one-level primary air piping (4), secondary primary air piping (10), premixed combustion gas room (11), the inert component inlet tank (6) being arranged on premixed combustion gas room (11) rear portion and water power and to vent one's spleen inlet tube (7) and secondary air channel (3); The inert component inlet tank (6) at premixed combustion gas room (11) rear portion and water power are vented one's spleen, and inlet tube (7) is common forms gas pre-mixed device, and whole gas pre-mixed process adopts and first restrains the Laval nozzle pattern spread afterwards; Burner is provided with inert component (CO2 or N2) air accumulator (9) and apparatus for electrolyzing (8); First air point one-level primary air piping (4) and secondary primary air piping (10) two-stage enter, and are located in one-level precombustion chamber (12) and secondary combustion chamber (1) respectively; The vent one's spleen flow of inlet tube (7) of inert component inlet tank (6) and water power passes through Stress control.
2. according to claim 1ly to vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power, it is characterized in that, described airduct is provided with feeding secondary airduct (3), carries the secondary primary air piping (10) of main pulverized coal flow, the one-level primary air piping (4) of conveying igniting pulverized coal flow, the inert component inlet tank (6) of conveying premixed gas and water power are vented one's spleen inlet tube (7), above pipeline is all coaxial circulating line, in addition, also offer for electrically-fired pipeline (5).
3. according to claim 2ly to vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power, it is characterized in that, described feeding secondary airduct (3) end is connected by the secondary primary air piping (10) of Secondary Air whirlwind entrance (2) with the main pulverized coal flow of conveying, carry secondary primary air piping (10) end of main pulverized coal flow that one-level precombustion chamber (12) is set, one-level precombustion chamber (12) is connected with conveying igniting one-level primary air piping (4) end, conveying igniting one-level primary air piping (4) end is also connected with premixed combustion gas room (11), premixed combustion gas room (11) rear portion is that inert component inlet tank (6) and water power are vented one's spleen inlet tube (7), concrete connection adopts screw fastening connecting mode, namely each pipeline successively coaxial by step formula be nested fixed installation into a single integrated structure.
4. according to claim 3ly to vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power, it is characterized in that, described feeding secondary airduct (3) front end is closed through plate washer, or adopt pyramidal structure front end to close, the inner ring of rear end is evenly drilled with some many rows Secondary Air whirlwind entrance (2) being cut in axis, and the gross area of all Secondary Air whirlwind entrances approximates the pipeline of feeding secondary wind.
5. according to claim 1ly to vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power, it is characterized in that, the airduct (10) of conveying one-level primary air piping (4) front end and secondary Secondary Air is closed through plate washer equally.
6. according to claim 1ly to vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power, it is characterized in that, premixed combustion gas room (11) rear portion, by vent one's spleen inlet tube (7) and the pipeline that is connected of inert component inlet tank (6) and water power jointly form gas pre-mixed device, it is the Laval nozzle pattern first restraining rear diffusion that the pre-compounding process of whole gas adopts.
7. according to claim 1ly to vent one's spleen the pulverized coal staging combustion device fired again for thermal source to add inert component water power, it is characterized in that, water power inlet tube (7) of venting one's spleen is connected with apparatus for electrolyzing (8), apparatus for electrolyzing installs Pressure gauge additional, inert component inlet tank (6) is connected with inert component air accumulator (9), installs Pressure gauge additional equally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510820370.4A CN105333422B (en) | 2015-11-24 | 2015-11-24 | The pulverized coal staging combustion device fired again for heat source so that inert component water power is added to vent one's spleen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510820370.4A CN105333422B (en) | 2015-11-24 | 2015-11-24 | The pulverized coal staging combustion device fired again for heat source so that inert component water power is added to vent one's spleen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105333422A true CN105333422A (en) | 2016-02-17 |
| CN105333422B CN105333422B (en) | 2018-06-01 |
Family
ID=55284106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510820370.4A Active CN105333422B (en) | 2015-11-24 | 2015-11-24 | The pulverized coal staging combustion device fired again for heat source so that inert component water power is added to vent one's spleen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105333422B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464932A (en) * | 2021-08-12 | 2021-10-01 | 西安热工研究院有限公司 | Pulverized coal fired boiler combustion system equipped with hydrogen on-duty flame for stable combustion |
| CN113958950A (en) * | 2021-11-15 | 2022-01-21 | 上海电力大学 | Device for coal and hydrogen oxygen synergistic strengthening and stable combustion of coal-fired power plant |
| CN117165343A (en) * | 2023-03-13 | 2023-12-05 | 江苏与奏实业有限公司 | Fuel mixed by water electrolysis gas and catalyst and turbine prime motor power generation system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2487965Y (en) * | 2001-01-15 | 2002-04-24 | 烟台开发区龙源电力燃烧控制工程有限公司 | Multifunctional pulverized coal burner using multi-stage axial feeding powder and gas film cooling technique |
| CN201043758Y (en) * | 2006-12-28 | 2008-04-02 | 赵成刚 | Ignition device for igniting pulverized coal by oxyhydrogen flame |
| JP2008128612A (en) * | 2006-11-24 | 2008-06-05 | 炳霖 ▲楊▼ | Hydrogen/oxygen mixed gas fuel burner |
| US20090166191A1 (en) * | 2007-12-27 | 2009-07-02 | Toshigoro Sato | Apparatus for Generating Water Electrolytic Gas |
| CN101532678A (en) * | 2009-03-02 | 2009-09-16 | 章礼道 | Brown gas (oxyhydrogen gas) ignition system of coal burning boiler of power plant |
| CN101881441A (en) * | 2010-06-18 | 2010-11-10 | 王兴道 | Gasification combustion hydrolyzing auxiliary combustion device and method of pulverized coal |
-
2015
- 2015-11-24 CN CN201510820370.4A patent/CN105333422B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2487965Y (en) * | 2001-01-15 | 2002-04-24 | 烟台开发区龙源电力燃烧控制工程有限公司 | Multifunctional pulverized coal burner using multi-stage axial feeding powder and gas film cooling technique |
| JP2008128612A (en) * | 2006-11-24 | 2008-06-05 | 炳霖 ▲楊▼ | Hydrogen/oxygen mixed gas fuel burner |
| CN201043758Y (en) * | 2006-12-28 | 2008-04-02 | 赵成刚 | Ignition device for igniting pulverized coal by oxyhydrogen flame |
| US20090166191A1 (en) * | 2007-12-27 | 2009-07-02 | Toshigoro Sato | Apparatus for Generating Water Electrolytic Gas |
| CN101532678A (en) * | 2009-03-02 | 2009-09-16 | 章礼道 | Brown gas (oxyhydrogen gas) ignition system of coal burning boiler of power plant |
| CN101881441A (en) * | 2010-06-18 | 2010-11-10 | 王兴道 | Gasification combustion hydrolyzing auxiliary combustion device and method of pulverized coal |
Non-Patent Citations (2)
| Title |
|---|
| 梁宝明，等: "基于布朗气复合燃料的燃烧器", 《工业加热》 * |
| 董菊梅: "燃煤工业锅炉使用布朗气复燃法的研究", 《节能技术》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464932A (en) * | 2021-08-12 | 2021-10-01 | 西安热工研究院有限公司 | Pulverized coal fired boiler combustion system equipped with hydrogen on-duty flame for stable combustion |
| CN113958950A (en) * | 2021-11-15 | 2022-01-21 | 上海电力大学 | Device for coal and hydrogen oxygen synergistic strengthening and stable combustion of coal-fired power plant |
| CN113958950B (en) * | 2021-11-15 | 2023-10-13 | 上海电力大学 | Device for coal-fired power plant coal-hydrogen-oxygen synergistic strengthening stable combustion |
| CN117165343A (en) * | 2023-03-13 | 2023-12-05 | 江苏与奏实业有限公司 | Fuel mixed by water electrolysis gas and catalyst and turbine prime motor power generation system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105333422B (en) | 2018-06-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102287819B (en) | Porous medium combustor for low-caloric-value gas fuel | |
| CN103759258B (en) | A kind of joint low nitrogen vortex burner of oil/gas ignition smooth combustion | |
| CN204678328U (en) | combustion powder industrial boiler | |
| CN101424398B (en) | Concentrated phase high-temperature oxygen-enriched oilless ignition combustion apparatus | |
| CN212390405U (en) | Oxygen-enriched tiny-oil ignition device based on double-air-regulation cyclone burner | |
| CN105333422A (en) | Pulverized coal fractional burner by taking reburning inert component added water electrolysis gas as heat source | |
| CN105465780A (en) | Ultralow NOx pulverized coal burner | |
| CN101482265B (en) | Low NOX dry ash extraction coal powder burner | |
| CN102519037A (en) | Plasma oil-free ignition combustor | |
| CN105202575A (en) | Ignition method and device through high-temperature high oxygen torch generated by coal powder or crushed coal combustion | |
| CN103836620B (en) | Oxygen-enriched micro-oil staged combustion device | |
| CN102506423B (en) | Method for assisting in igniting low-volatile coal in burning by adding oxygen | |
| CN106118751A (en) | Coal gasification assembled nozzle | |
| CN106224960A (en) | A kind of heat accumulation type radiant tube gradual combustor and combustion method thereof | |
| CN206055625U (en) | A kind of heat accumulation type radiant tube gradual combustor | |
| CN104676586A (en) | Micro-gas ignition and combustion-supporting combustor and micro-gas ignition system | |
| CN205137462U (en) | A many fuel combustor for wind channel heating | |
| CN201844417U (en) | Rich oxygen ignition device for pulverized coal fired boiler | |
| CN107869731B (en) | A kind of wind curtain type water power of pulverized-coal fired boiler is vented one's spleen igniter | |
| CN202792005U (en) | Pulverized coal boiler weak breath ignition device | |
| CN204141574U (en) | Multistage oxygenation mode is adopted to light a fire and the coal burner of low-load combustion-stabilizing | |
| CN103134076B (en) | High back pressure igniting method of gasification furnace | |
| CN102494340A (en) | Pulverized coal high-temperature oxygen ignition method and device | |
| CN106545853A (en) | It is a kind of that there is low NOXAnd the low calorific value coal gasification gas burner of steady combustion function | |
| CN105042593A (en) | Gas combustion system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xiao Fang Inventor before: Feng Zhaoxing Inventor before: Li Hongtao |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180427 Address after: 061001 Hebei province Cangzhou canal area Jiefang Road south new village family courtyard 13 Building 6 unit 101 room. Applicant after: Xiao Fang Address before: 110034 No. 185 the Yellow River North Street, Huanggu District, Shenyang, Liaoning. Applicant before: SHENYANG ANRUIJIE ENERGY EQUIPMENT TECHNOLOGY CO., LTD. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181011 Address after: 061000 Cangxian Zhifang tou Industrial Park, Cangzhou, Hebei Patentee after: CANGZHOU TIANLONG COMBUSTION EQUIPMENT CO., LTD. Address before: 061001 Hebei province Cangzhou canal area Jiefang Road south new village family courtyard 13 Building 6 unit 101 room. Patentee before: Xiao Fang |