WO2017108484A1 - Abgeknickter hauptbrenner - Google Patents
Abgeknickter hauptbrenner Download PDFInfo
- Publication number
- WO2017108484A1 WO2017108484A1 PCT/EP2016/080670 EP2016080670W WO2017108484A1 WO 2017108484 A1 WO2017108484 A1 WO 2017108484A1 EP 2016080670 W EP2016080670 W EP 2016080670W WO 2017108484 A1 WO2017108484 A1 WO 2017108484A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- gasification
- burner
- gasification burner
- media
- burner according
- Prior art date
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
- 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
- F23C5/32—Disposition of burners to obtain rotating flames, i.e. flames moving helically or spirally
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/48—Apparatus; Plants
- C10J3/485—Entrained flow gasifiers
- C10J3/487—Swirling or cyclonic gasifiers
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/48—Apparatus; Plants
- C10J3/50—Fuel charging devices
- C10J3/506—Fuel charging devices for entrained flow gasifiers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D1/00—Burners for combustion of pulverulent fuel
- F23D1/005—Burners for combustion of pulverulent fuel burning a mixture of pulverulent fuel delivered as a slurry, i.e. comprising a carrying liquid
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2200/00—Details of gasification apparatus
- C10J2200/15—Details of feeding means
- C10J2200/152—Nozzles or lances for introducing gas, liquids or suspensions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2201/00—Burners adapted for particulate solid or pulverulent fuels
- F23D2201/20—Fuel flow guiding devices
Definitions
- the invention relates to a gasification burner for a multi-burner arrangement in an entrained flow gasifier for operation with dusty or liquid fuels, at pressures between ambient pressure and 8 MPa, gasification temperatures between 1200 and 1900 ° C, as well as with a free oxygen ent ⁇ holding gasification agent.
- Chilled-gas gasification reactors are used in entrainment gasification with both single combination burners and multiple single burners.
- a combin ⁇ onsbrenner the mixing of fuel and oxygen due to the increasing gap widths becomes increasingly difficult with increasing reactor power.
- multiple individual burners are preferred.
- the arrangement of the individual burners and the twisting of the gasification media as they exit the burner mouth affect the shape of the flame and the conversion of the fuel, as well as the required reactor geometry.
- Obliquely set individual burners with alignment on the Re ⁇ actormitte are advantageous for minimizing the reactor diameter and easier ignitability of the individual burner by ei ⁇ nen centrally arranged pilot burner.
- the invention has as its object to provide a constructive ⁇ design for a burner and a Flugstromvergaser that combine the advantages of obliquely oriented burners with a simple mountability.
- the combustor 1 extends to the ground along a main axis (English: main-axis) 15, which are performed at the media for the gasification reaction in the gasification burner in separate media channels 2, 3 ⁇ and exit in a direction 16 at the burner mouth, one of Has zero different angle 17 to the main axis 15.
- the gasification burner has a bend, which causes an oblique discharge of the media and thus an oblique gasification flame to the main axis of the gasification burner.
- the protruding into the reaction chamber end of the gasification burner with burner mouth 22 does not protrude beyond the tubular inner diameter of the burner seat 14. Even with vertically mon ⁇ oriented burner oblique discharge of the media is given.
- the single burner is constructed so that the burner mouth 22 toward the cross sections of the media channels 2, 3 are retracted or tapered to adjust the desired exit velocity.
- the recovery / rejuvenation takes place shortly before leaving the reaction chamber, ie shortly before the burner mouth.
- the sloping outlet of the media can be characterized by an asymmetric and oblique Forming the recovery / rejuvenation causes.
- the bend angle of the single burner flame can be directed more or less in a given direction before ⁇ strong.
- the design of the gasification burner according to the invention combines the advantages of a vertical mounting and an improved flame shape in conventional obliquely mounted burners.
- the gasification burners are arranged such that their respective Medi ⁇ enaustrittsachsen 16, the central axis of the entrained flow gasifier 18 above the upper edge of the raw gas and slag outlet 6, in particular at one point, cut.
- a construction ⁇ art heree reduction of the diameter of the reactor is possible.
- the extent of the total flame can be minimized and, for example, the thermal load of the cooling screen 4 can be lowered for a first coating.
- the angle 25 can have a value between greater than zero and 30 degrees, in particular 15 degrees. point.
- the angle 25 may be predetermined in the grid of the fastening bolts of the burner in its burner seat 14.
- the gasification burner according to the invention can be used with bent burner tip with little effort in the context of retrofitting.
- a gasification burner is arranged in a separate burner flange 14. This embodiment is advantageous for an Anord tion of the gasification burner with a bend in a win angle 17 of 15 degrees and greater.
- the gasification burner 1 and the ignition and pilot burner 13 are arranged in a common burner flange.
- This embodiment is advantageous for an arrangement of the gasification burners with a bend at an acute angle 17 near zero degrees.
- Figure 3 is a view of the burner mouth of the Vergasungsbren ⁇ ners of Figure 2
- FIG 5 is a view of the burner mouth of the Vergasungsbren ⁇ ners of Figure 4,
- FIG. 6 shows a plan view of the arrangement and orientation of the gasification burners according to the invention with minimized total flame diameter
- Figure 7 is a plan view of the arrangement and orientation of the gasification burner according to the invention with maximization of the total spin.
- like names denote like elements.
- the gasification burners 1 As fuel 3 Koh ⁇ lens deaf is pneumatically fed as pulverized coal feed gas suspension the gasification burners 1, the conversion (conversion) takes place in the gasification chamber 5, which is bounded by a heat shield 4, said cooling screen is formed with gas-tightly welded and flowed through by cooling water tubes ,
- the hot gasification gas leaves the gasification chamber 5 together with the liquid slag and passes through the crude gas and slag outlet 6 into the quenching space 12 into which water is injected via the quench nozzles 7 for cooling raw gas and slag.
- the slag 11 settles in the water bath 8 and is discharged via the slag outlet 9.
- the quenched raw gas saturated with water vapor leaves the quench 12 via the Rohgasab Installation 10 and into subsequent cleaning ⁇ supply levels.
- the gasification burners 1 and the ignition and pilot burners 13 are guided via respective individual burner flanges 14 into the gasification chamber 5.
- the ignition and pilot burner 13 is arranged vertically in the reactor axis, the Verga ⁇ sungsbrenner 1 are arranged with their gasification burner axis 15 pa ⁇ rallel to the reactor axis 18.
- an ignition and pilot burner 13 for fuel gas operation in the reactor axis 18 is arranged.
- the ignition and pilot burner 13 in one or more gasification burners 1 integrate. This embodiment eliminates the need for a separate flange for the pilot and pilot burners.
- the gasification burners 1 can be acted upon by dusty or liquid fuels, liquid fuels including suspensions of liquids such as water or oil with dust-like comminuted fuels or inorganic admixtures.
- the gasification burner shown in FIG. 2 has a cylindrical outer contour around the main axis 15.
- an annular channel for the fuel 3 is arranged concentrically.
- the Vergasungsstoff- channel 2 and the fuel channel 3 may also be mutually reversed.
- the gasifying agent channel 2 and the internal ⁇ fuel passage 3, which are ge ⁇ separated from each other by a partition wall 21 are bent in the region of the burner tip in a Rich ⁇ tung 16 with respect to the major axis 15 such that the discharged media and thus also the gasification burner flame one of Have zero different angle 17 relative to the main axis 15.
- the angle 17 may be between 3 degrees and 30 degrees, preferably 15 degrees.
- a swirler 19 is disposed near the burner mouth 22, which sets the outflowing gasification agent in rotation.
- the fuel is sucked in and a fuel gasification vortex is formed.
- a liquid cooling 20 is arranged between the outer wall of the gasification burner and the outer media channel.
- the invention Ver ⁇ gasungsbrenner comprises a (not shown) mounting flange which allows a pressure-tight mounting means buildin ⁇ actuating bolt in the burner 14 of the housing seat of the entrained flow gasifier.
- Figure 3 shows a view onto the front side and the burner ⁇ mouth 22 of the combustor of Fig. 2
- the gasification burner according to the invention according to FIG 4 has around the gasification burner axis 15 has a tubular outer contour, which passes to the burner tip in a bent Kegel ⁇ stump whose axis 16 is bent relative to the gasification burner axis 15 by a non-zero angle 17.
- the top surface of the truncated cone forms the burner mouth.
- the burner tip is designed so that it does not protrude beyond the tubular outer contour.
- Figure 5 shows a view onto the front side and the burner ⁇ mouth 22 of the combustor of FIG. 4
- the hot reaction space 5 faces a reduced area of the burner, whereby the thermal input into the burner is correspondingly reduced.
- FIG. 6 shows an arrangement of three gasification burners whose respective media exit direction 16 is aligned with the central axis of the entrainment gasifier 18.
- Aus ⁇ direction of the gasification burner results in a minimized total flame diameter .
- the ignition and pilot burner 13 is arranged in the central axis of the entrained flow gasifier 18.
- Figure 7 shows an arrangement of three gasification burners, the respective media outlet direction 16, the central axis of the entrained-flow gasifier passie ⁇ ren at a predetermined distance eighteenth
- the gasification burners are arranged in the same direction is rotated in their wick holder 14 such that their respective media exit directions 16 a tangent to an imaginary cylinder 23 form around the central axis 18 of the entrained flow gasifier.
- a burner according to the invention is also provided by a burner, which is arranged with mass concentric to a main axis 15 and in which the center of the burner mouth 22 is located outside the main axis of the burner.
- An inventive burner is also given by a burner having a mounting flange and the Bren nerteil between mounting flange and burner mouth is limited by a tubular outer contour.
- the burner according to the invention can also be referred to as a bent Bren ner or squinting burner.
- fuels covers coals of different degrees of coalification and cokes of different origin, but also combustible liquids with certain solid and ash contents , but also water, coal or oil-carbon suspensions, so-called slurries.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/781,715 US10746395B2 (en) | 2015-12-22 | 2016-12-12 | Angled main burner |
CN201680076013.4A CN108431498B (zh) | 2015-12-22 | 2016-12-12 | 成角度的主燃烧器 |
DE112016005934.5T DE112016005934A5 (de) | 2015-12-22 | 2016-12-12 | Abgeknickter Hauptbrenner |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015226566.8 | 2015-12-22 | ||
DE102015226566.8A DE102015226566A1 (de) | 2015-12-22 | 2015-12-22 | Abgeknickter Hauptbrenner |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2017108484A1 true WO2017108484A1 (de) | 2017-06-29 |
Family
ID=57681550
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2016/080670 WO2017108484A1 (de) | 2015-12-22 | 2016-12-12 | Abgeknickter hauptbrenner |
Country Status (4)
Country | Link |
---|---|
US (1) | US10746395B2 (de) |
CN (1) | CN108431498B (de) |
DE (2) | DE102015226566A1 (de) |
WO (1) | WO2017108484A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108728168A (zh) * | 2017-04-14 | 2018-11-02 | 航天长征化学工程股份有限公司 | 一种气化烧嘴 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2136556A (en) * | 1983-03-18 | 1984-09-19 | Shell Int Research | Solid fuel burners |
US4647294A (en) * | 1984-03-30 | 1987-03-03 | Texaco Development Corp. | Partial oxidation apparatus |
EP0976977A1 (de) * | 1998-07-29 | 2000-02-02 | Mitsubishi Heavy Industries, Ltd. | Kohlenstaubbrenner |
US20080113309A1 (en) * | 2006-11-09 | 2008-05-15 | Mitsubishi Heavy Industries, Ltd. | Burner structure |
DE102006059149A1 (de) * | 2006-12-14 | 2008-06-26 | Siemens Ag | Flugstromreaktor zur Vergasung fester und flüssiger Energieträger |
US20100107642A1 (en) * | 2008-11-04 | 2010-05-06 | General Electric Company | Feed injector system |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3595480A (en) * | 1968-11-29 | 1971-07-27 | Nippon Kokan Kk | Oxygen-fuel-blowing multihole nozzle |
CN1112537C (zh) * | 1998-07-27 | 2003-06-25 | 三菱重工业株式会社 | 煤粉燃烧器 |
DE102008020204B4 (de) | 2008-04-22 | 2011-12-01 | Choren Industries Gmbh | Brennerhaltevorrichtung mit Kühlsystem für eine Brenneranordnung in einem Flugstromvergaser |
KR101371291B1 (ko) * | 2012-05-04 | 2014-03-07 | 고등기술연구원연구조합 | 비 용융 및 부분 용융형 분류층 가스화기 |
-
2015
- 2015-12-22 DE DE102015226566.8A patent/DE102015226566A1/de not_active Withdrawn
-
2016
- 2016-12-12 US US15/781,715 patent/US10746395B2/en active Active
- 2016-12-12 CN CN201680076013.4A patent/CN108431498B/zh not_active Expired - Fee Related
- 2016-12-12 WO PCT/EP2016/080670 patent/WO2017108484A1/de active Application Filing
- 2016-12-12 DE DE112016005934.5T patent/DE112016005934A5/de not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2136556A (en) * | 1983-03-18 | 1984-09-19 | Shell Int Research | Solid fuel burners |
US4647294A (en) * | 1984-03-30 | 1987-03-03 | Texaco Development Corp. | Partial oxidation apparatus |
EP0976977A1 (de) * | 1998-07-29 | 2000-02-02 | Mitsubishi Heavy Industries, Ltd. | Kohlenstaubbrenner |
US20080113309A1 (en) * | 2006-11-09 | 2008-05-15 | Mitsubishi Heavy Industries, Ltd. | Burner structure |
DE102006059149A1 (de) * | 2006-12-14 | 2008-06-26 | Siemens Ag | Flugstromreaktor zur Vergasung fester und flüssiger Energieträger |
US20100107642A1 (en) * | 2008-11-04 | 2010-05-06 | General Electric Company | Feed injector system |
Also Published As
Publication number | Publication date |
---|---|
DE112016005934A5 (de) | 2018-10-25 |
DE102015226566A1 (de) | 2017-06-22 |
CN108431498A (zh) | 2018-08-21 |
CN108431498B (zh) | 2020-02-11 |
US10746395B2 (en) | 2020-08-18 |
US20180363895A1 (en) | 2018-12-20 |
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