EP0235277A1 - Vorrichtung zum verbrennen oxidierbarer bestandteile in einem zu reinigenden trägergas. - Google Patents
Vorrichtung zum verbrennen oxidierbarer bestandteile in einem zu reinigenden trägergas.Info
- Publication number
- EP0235277A1 EP0235277A1 EP86905767A EP86905767A EP0235277A1 EP 0235277 A1 EP0235277 A1 EP 0235277A1 EP 86905767 A EP86905767 A EP 86905767A EP 86905767 A EP86905767 A EP 86905767A EP 0235277 A1 EP0235277 A1 EP 0235277A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- carrier gas
- heat exchanger
- burner
- gas
- bent
- 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
- 239000012159 carrier gas Substances 0.000 title claims abstract description 25
- 238000002485 combustion reaction Methods 0.000 claims abstract description 22
- 239000007789 gas Substances 0.000 claims description 23
- 239000000470 constituent Substances 0.000 abstract description 5
- 230000008016 vaporization Effects 0.000 abstract 1
- 239000000126 substance Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 206010016256 fatigue Diseases 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
- F23G7/061—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
- F23G7/065—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel
- F23G7/066—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel preheating the waste gas by the heat of the combustion, e.g. recuperation type incinerator
Definitions
- the invention relates to a device for burning oxidizable components in a carrier gas comprising a gas inlet and a gas outlet, a burner with subsequent high-speed mixing chamber, a 5 combustion chamber and a heat exchanger with around
- High-speed mixing chamber arranged around, through which the gas to be cleaned flows in countercurrent to the cleaned gas and which are bent at one end.
- the object of the present invention is to design a device of the type described above in such a way that the heat exchanger is secured with 25 structurally simple means against expansions and surface damage caused by temperature and fluctuations.
- the object is achieved in that the 0 heat exchanger tubes are bent outwards at their colder ends.
- This has the advantage that the pipe ends are arranged on a much larger circumferential surface compared to inwardly bent pipes, so that easier welding and thus 5 machine suitability is achieved.
- the welded ends can be a much larger distance from each other ,
- the sheath receiving the ends does not have to be an additional component such as a drum, compared to the prior art; rather, according to one embodiment of the invention, the inner wall of an outer annular space is used as a fastening surface, through which the oxidizable
- Carrier gas having components is guided from the inlet opening to the heat exchanger tubes. Since the risk of shrinkage and warping when welding in the pipes due to the greater distance is excluded, the Q wall material can be chosen thinner so that the
- the device according to the invention can therefore prevent a preliminary burn - always associated with the highest preheating - from causing serious damage.
- the heat exchanger is already in its high temperature section
- Another advantage of the invention is that the high-temperature part of the heat exchanger acts more as a ⁇ t - first combustion chamber stage. This property occurs particularly when the volume flow rate is low - combined with a high load of flammable substances.
- Another advantage in the arrangement of the bent pipe ends on the cold side of the device is the fact that due to the low flow velocity of the media flowing inside the pipes, abrasion in the pipe bend is almost impossible.
- Heat exchanger tubes flowing gas can be supplied via the pipe bends and the bent pipe sections. This makes them
- Pipe bends are arranged in a temperature range of approximately 250 ° C - 300 ° C, so that the risk of damage due to high and rapid temperature changes as a whole or between individual pipes is almost excluded.
- the formation of scale is also ruled out here, so that consumption is impossible.
- the carrier gas is supplied from the carrier gas inlet opening to the bent ends of the heat exchanger tubes via an outer annular space running in the region of the outer wall of the device which is essentially cylindrical in shape.
- the annular space can extend into the outlet opening.
- Heat exchanger surface acts, so that not only is a preheating of the supplied fluids, but also ensured is that existing condensates have already completely evaporated before entering the heat exchanger tubes. It should also be mentioned that the preheating in the annular space reduces the expenditure on the tube heat exchanger and reduces its costs.
- the annular space extends between the carrier gas inlet and carrier gas outlet opening. Furthermore, “the invention is characterized in that the j e carrier gas inlet opening with a subsequent first
- Annular chamber is arranged in the area of the burner, the first annular chamber concentrically surrounding the burner.
- the single figure shows a device for burning oxidizable constituents in a carrier gas such as exhaust gas 0, which can also be referred to as an afterburning device.
- the device comprises a cylindrical outer jacket 12 which is delimited by end walls 13 and 15.
- a burner 14 is arranged concentrically to the axis of the casing 12, to which a high-speed mixing tube 16 and a main combustion chamber 18, which is delimited by the outer end wall, connects. It is not necessary that - as shown in the drawing - the high-speed mixing tube 16 protrudes into the main combustion chamber 18.
- An internal annular space 20 runs concentrically to the high-speed mixing tube 16, which in turn merges into a space 22 in which heat exchange / pre-combustion tubes 24 are arranged concentrically to the longitudinal axis of the device and thus to the high-speed mixing tube 16.
- the heat exchange / preburn tubes 24 themselves are connected in an outer 0 "outer, adjacent to the outer wall 12
- Annulus 26 which in turn emanates from an annular chamber 30 arranged concentrically with burner 14, which in turn merges into inlet opening 28.
- annular chamber 32 which adjoins the chamber 22 on the side opposite the annular chamber 30 5 and opens into an outlet opening 34.
- the ends 38 of the heat exchange / pre-burning tubes 24 in the region of the outlet opening 34 are bent outwards, that is to say towards the wall 12 0, so as to pass almost perpendicularly into the wall 36 of the outer annular space 26.
- the other ends of the heat exchange / pre-combustion tubes 24 open into a tube plate 42 which shields a pre-combustion space 44 surrounding the burner 14 from the space 22. 5
- the burner 14 is surrounded by a burner stem 46 which widens conically in the direction of the high-speed tube 16 and which has recesses on the peripheral surface, such as, for. B. holes 48 has.
- the high-speed tube 16 is on the burner 14 facing
- carrier gas is fed to the outer annular space 26 via the inlet opening 28 of the adjoining ring chamber 30 " , from where the carrier gas flows into the
- Heat exchange / pre-burning tubes 24 is passed.
- the gas first flows through the area in which the tubes 24 are bent outwards.
- the ends 38 are welded into the inner wall 36 of the outer annular space 26, 10. Even with a narrow heat exchanger tube packing, the
- the distance between the ends 38 can be chosen to be relatively large, so that assembly is easy.
- Heat exchanger tube ends 38 can be chosen thin, which results in 15 ' increased flexibility. This can
- High speed mixing tube 16 to be fed. After the gas is fed through the high-speed mixing tube 16 to the main combustion chamber 18, in which a strong swirling takes place at the same time, the gas passes through the inner ring space 20 into the heat exchanger / pre-combustion tubes
- the inner wall 36 of the outer annular space 26 is designed as a heat exchanger surface, along which the hot gases coming from the inner annular space 20 can flow, results in a preheating of the Opening 28 the gas supplied to the heat exchanger / pre-combustion tubes 24. This ensures that any condensate present evaporates so that deposits in the heat exchanger / pre-combustion tubes 24 cannot occur.
- the low temperature of the gas in the region of the bent ends 38 also ensures that the flow velocity is so low that the inner walls of the pipe wear away in the region of the bends. is prevented by entrained particles.
- a "cold bypass" 53 can be provided between the chamber 30 and the pre-burning chamber 44 in order to prevent cold
- Carrier gas comprising 25 oxidizable constituents, in part directly to the burner 14 or high-speed mixing tube 16. Since this area lies in the radiation area of the burner and the pre-combustion chamber - i.e. at a temperature between 600 ° C and 650 ° C - the
- Boundary wall 36 absorbs heat.
- inlet and outlet openings 28 and 34 can be arranged separately from each other, there is also the possibility that the device in vertical
- Construction can be assembled. Structurally complex measures are not necessary for this, since external pipelines are not required for the functionality of the device.
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Feeding And Controlling Fuel (AREA)
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT86905767T ATE48029T1 (de) | 1985-09-10 | 1986-08-27 | Vorrichtung zum verbrennen oxidierbarer bestandteile in einem zu reinigenden traegergas. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19853532232 DE3532232A1 (de) | 1985-09-10 | 1985-09-10 | Vorrichtung zum verbrennen oxidierbarer bestandteile in einem traegergas |
DE3532232 | 1985-09-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0235277A1 true EP0235277A1 (de) | 1987-09-09 |
EP0235277B1 EP0235277B1 (de) | 1989-11-15 |
Family
ID=6280547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP86905767A Expired EP0235277B1 (de) | 1985-09-10 | 1986-08-27 | Vorrichtung zum verbrennen oxidierbarer bestandteile in einem zu reinigenden trägergas |
Country Status (6)
Country | Link |
---|---|
US (1) | US4850857A (de) |
EP (1) | EP0235277B1 (de) |
AU (1) | AU597277B2 (de) |
CA (1) | CA1276869C (de) |
DE (2) | DE3532232A1 (de) |
WO (1) | WO1987001434A1 (de) |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3605415A1 (de) * | 1986-02-20 | 1987-08-27 | Katec Betz Gmbh & Co | Verfahren und vorrichtung zum verbrennen oxidierbarer bestandteile in einem traegergas |
DE3806114A1 (de) * | 1987-11-25 | 1989-06-08 | Man Technologie Gmbh | Thermisch isolierende erhitzer-gehaeuse-auskleidung und verbrennungsluftfuehrung fuer stirling- bzw. heissgasmotor |
EP0326228A1 (de) * | 1988-01-29 | 1989-08-02 | Stork Contiweb B.V. | Heizungsvorrichtung |
EP0447631B1 (de) * | 1990-03-10 | 1994-03-02 | H. Krantz GmbH & Co. | Vorrichtung zum Verbrennen von Störstoffen |
EP0446435B1 (de) * | 1990-03-10 | 1993-05-26 | H. Krantz GmbH & Co. | Vorrichtung zum Verbrennen von in einem Abluftstrom enthaltenen oxidierbaren Bestandteilen |
US5306138A (en) * | 1992-03-10 | 1994-04-26 | Best Willie H | Method and apparatus for incinerating combustibles carried by an air stream |
US5305608A (en) * | 1992-10-15 | 1994-04-26 | Hughes Aircraft Company | Liquid fuel power plant and method |
DE4306417A1 (de) * | 1993-03-02 | 1994-09-08 | Grace Gmbh | Vorrichtung und Verfahren zum Verbrennen oxidierbarer Bestandteile in einem zu reinigenden Trägergas |
US5427746A (en) * | 1994-03-08 | 1995-06-27 | W. R. Grace & Co.-Conn. | Flow modification devices for reducing emissions from thermal voc oxidizers |
CA2202767A1 (en) | 1994-10-27 | 1996-05-17 | Isentropic Systems Ltd. | Improvements in the combustion and utilisation of fuel gases |
US5601789A (en) | 1994-12-15 | 1997-02-11 | W. R. Grace & Co.-Conn. | Raw gas burner and process for burning oxygenic constituents in process gas |
US5618173A (en) * | 1994-12-15 | 1997-04-08 | W.R. Grace & Co.-Conn. | Apparatus for burning oxygenic constituents in process gas |
SE506894C2 (sv) * | 1995-12-04 | 1998-02-23 | Edmeston Ab | Rörvärmeväxlare med dubbelväggig mantel och förfarande och anläggning för tillverkning av kimrök |
DE19608796C2 (de) * | 1996-03-07 | 2003-02-06 | Keu Gmbh | Verfahren und Vorrichtung zur thermischen Reinigung eines sauerstoffhaltigen Abgases |
US5762880A (en) * | 1996-12-16 | 1998-06-09 | Megtec Systems, Inc. | Operational process and its improved control system of a secondary air burner |
DE19848661B4 (de) * | 1998-10-22 | 2008-09-11 | Bayerische Motoren Werke Aktiengesellschaft | Thermische Nachverbrennungsanlage |
US6435860B1 (en) * | 2000-04-28 | 2002-08-20 | Lfg & E International | Landfill condensate injection system |
AT502684B1 (de) | 2006-02-16 | 2007-05-15 | Freller Walter Ing | Vorrichtung zum verbrennen organischer stoffe |
DE102007006268B3 (de) * | 2007-02-08 | 2008-05-29 | Probat-Werke Von Gimborn Maschinenfabrik Gmbh | Vorrichtung und Verfahren zur Wärmebehandlung eines schüttfähigen pflanzlichen Gutes |
US8393160B2 (en) | 2007-10-23 | 2013-03-12 | Flex Power Generation, Inc. | Managing leaks in a gas turbine system |
US8671658B2 (en) | 2007-10-23 | 2014-03-18 | Ener-Core Power, Inc. | Oxidizing fuel |
US8701413B2 (en) | 2008-12-08 | 2014-04-22 | Ener-Core Power, Inc. | Oxidizing fuel in multiple operating modes |
US8621869B2 (en) | 2009-05-01 | 2014-01-07 | Ener-Core Power, Inc. | Heating a reaction chamber |
EP2547888A4 (de) | 2010-03-15 | 2016-03-16 | Ener Core Power Inc | Verarbeitung von kraftstoff und wasser |
US9057028B2 (en) | 2011-05-25 | 2015-06-16 | Ener-Core Power, Inc. | Gasifier power plant and management of wastes |
US9279364B2 (en) | 2011-11-04 | 2016-03-08 | Ener-Core Power, Inc. | Multi-combustor turbine |
US9273606B2 (en) | 2011-11-04 | 2016-03-01 | Ener-Core Power, Inc. | Controls for multi-combustor turbine |
US8980193B2 (en) | 2012-03-09 | 2015-03-17 | Ener-Core Power, Inc. | Gradual oxidation and multiple flow paths |
US9347664B2 (en) | 2012-03-09 | 2016-05-24 | Ener-Core Power, Inc. | Gradual oxidation with heat control |
US8671917B2 (en) | 2012-03-09 | 2014-03-18 | Ener-Core Power, Inc. | Gradual oxidation with reciprocating engine |
US9328916B2 (en) | 2012-03-09 | 2016-05-03 | Ener-Core Power, Inc. | Gradual oxidation with heat control |
US8980192B2 (en) | 2012-03-09 | 2015-03-17 | Ener-Core Power, Inc. | Gradual oxidation below flameout temperature |
US8926917B2 (en) | 2012-03-09 | 2015-01-06 | Ener-Core Power, Inc. | Gradual oxidation with adiabatic temperature above flameout temperature |
US9534780B2 (en) | 2012-03-09 | 2017-01-03 | Ener-Core Power, Inc. | Hybrid gradual oxidation |
US9273608B2 (en) | 2012-03-09 | 2016-03-01 | Ener-Core Power, Inc. | Gradual oxidation and autoignition temperature controls |
US9206980B2 (en) | 2012-03-09 | 2015-12-08 | Ener-Core Power, Inc. | Gradual oxidation and autoignition temperature controls |
US9328660B2 (en) | 2012-03-09 | 2016-05-03 | Ener-Core Power, Inc. | Gradual oxidation and multiple flow paths |
US9371993B2 (en) | 2012-03-09 | 2016-06-21 | Ener-Core Power, Inc. | Gradual oxidation below flameout temperature |
US9381484B2 (en) | 2012-03-09 | 2016-07-05 | Ener-Core Power, Inc. | Gradual oxidation with adiabatic temperature above flameout temperature |
US9359947B2 (en) | 2012-03-09 | 2016-06-07 | Ener-Core Power, Inc. | Gradual oxidation with heat control |
US9359948B2 (en) | 2012-03-09 | 2016-06-07 | Ener-Core Power, Inc. | Gradual oxidation with heat control |
US9567903B2 (en) | 2012-03-09 | 2017-02-14 | Ener-Core Power, Inc. | Gradual oxidation with heat transfer |
US8844473B2 (en) | 2012-03-09 | 2014-09-30 | Ener-Core Power, Inc. | Gradual oxidation with reciprocating engine |
US9726374B2 (en) | 2012-03-09 | 2017-08-08 | Ener-Core Power, Inc. | Gradual oxidation with flue gas |
US9017618B2 (en) | 2012-03-09 | 2015-04-28 | Ener-Core Power, Inc. | Gradual oxidation with heat exchange media |
US9353946B2 (en) | 2012-03-09 | 2016-05-31 | Ener-Core Power, Inc. | Gradual oxidation with heat transfer |
US9267432B2 (en) | 2012-03-09 | 2016-02-23 | Ener-Core Power, Inc. | Staged gradual oxidation |
US9234660B2 (en) | 2012-03-09 | 2016-01-12 | Ener-Core Power, Inc. | Gradual oxidation with heat transfer |
US8807989B2 (en) | 2012-03-09 | 2014-08-19 | Ener-Core Power, Inc. | Staged gradual oxidation |
DE102012102248B4 (de) * | 2012-03-16 | 2013-11-07 | Das Environmental Expert Gmbh | Vorrichtung zum Entsorgen von Schadgasen durch Verbrennen |
DE102013203448A1 (de) * | 2013-02-28 | 2014-08-28 | Dürr Systems GmbH | Anlage und Verfahren zum Behandeln und/oder Verwerten von gasförmigemMedium |
DE102014018178A1 (de) * | 2014-12-09 | 2016-06-09 | Eisenmann Se | Thermische Nachverbrennungsanlage |
US9757690B2 (en) * | 2015-02-10 | 2017-09-12 | Noxtech, Inc. | Reactor apparatus and method for reducing NOx from exhaust gases produced by industrial processes |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1881206A (en) * | 1928-01-11 | 1932-10-04 | Superheater Co Ltd | Boiler |
GB638298A (en) * | 1947-03-29 | 1950-06-07 | Power Jets Res & Dev Ltd | Improvements in or relating to heat exchangers |
US3549333A (en) * | 1968-07-23 | 1970-12-22 | Universal Oil Prod Co | Recuperative form of direct thermal incinerator |
GB1273200A (en) * | 1969-12-02 | 1972-05-03 | Universal Oil Prod Co | Thermal treatment unit for treating a contaminated gas stream |
US3806322A (en) * | 1972-06-29 | 1974-04-23 | Universal Oil Prod Co | Recuperative form of catalytic-thermal incinerator |
US3898040A (en) * | 1972-06-29 | 1975-08-05 | Universal Oil Prod Co | Recuperative form of thermal-catalytic incinerator |
US3838975A (en) * | 1973-05-18 | 1974-10-01 | Universal Oil Prod Co | Thermal incinerator with heat recuperation |
DE2352204B2 (de) * | 1973-10-18 | 1976-01-22 | Katec Katalytische Lufttechnik Betz & Co, 6461 Neuenhaßlau | Verbrennungseinrichtung zur verbrennung von stoerstoffen in abgasen |
SE439980B (sv) * | 1978-06-02 | 1985-07-08 | United Stirling Ab & Co | Forfarande och anordning for reglering av luft/brensleblandning vid brennare av den typ som er utformade med ett evaporatorror |
DE3014269C2 (de) * | 1980-04-14 | 1982-11-25 | Katec, Katalytische Lufttechnik Betz Gmbh & Co, 6467 Hasselroth | Verbrennungseinrichtung zur Verbrennung von Störstoffen in Abluft- und Abfallsubstanzen |
DE3043286C2 (de) * | 1980-04-14 | 1982-06-16 | Katec, Katalytische Lufttechnik Betz Gmbh & Co, 6467 Hasselroth | Verbrennungseinrichtung zur Verbrennung von Störstoffen in Abgasen |
US4365951A (en) * | 1980-06-13 | 1982-12-28 | Jan Alpkvist | Device for combustion of a volatile fuel with air |
DE3107664C2 (de) * | 1981-02-28 | 1986-11-06 | Kraftanlagen Ag, 6900 Heidelberg | Einrichtung zur Nachverbrennung organischer Bestandteile in Proßesabgasen |
DE3332070A1 (de) * | 1983-09-06 | 1985-03-28 | Wilhelm 8800 Ansbach Buschack | Heizautomat und abgasnachverbrennung |
-
1985
- 1985-09-10 DE DE19853532232 patent/DE3532232A1/de active Granted
-
1986
- 1986-08-27 EP EP86905767A patent/EP0235277B1/de not_active Expired
- 1986-08-27 AU AU63782/86A patent/AU597277B2/en not_active Ceased
- 1986-08-27 WO PCT/EP1986/000501 patent/WO1987001434A1/de active IP Right Grant
- 1986-08-27 DE DE8686905767T patent/DE3666973D1/de not_active Expired
- 1986-08-27 US US06/948,345 patent/US4850857A/en not_active Expired - Lifetime
- 1986-08-28 CA CA000517066A patent/CA1276869C/en not_active Expired - Lifetime
Non-Patent Citations (1)
Title |
---|
See references of WO8701434A1 * |
Also Published As
Publication number | Publication date |
---|---|
DE3666973D1 (en) | 1989-12-21 |
US4850857A (en) | 1989-07-25 |
WO1987001434A1 (en) | 1987-03-12 |
DE3532232C2 (de) | 1987-11-26 |
CA1276869C (en) | 1990-11-27 |
EP0235277B1 (de) | 1989-11-15 |
AU597277B2 (en) | 1990-05-31 |
DE3532232A1 (de) | 1987-03-19 |
AU6378286A (en) | 1987-03-24 |
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