EP2414736A2 - Feuerungssystem eines für den oxyfuel-betrieb ausgelegten dampferzeugers - Google Patents
Feuerungssystem eines für den oxyfuel-betrieb ausgelegten dampferzeugersInfo
- Publication number
- EP2414736A2 EP2414736A2 EP10711210A EP10711210A EP2414736A2 EP 2414736 A2 EP2414736 A2 EP 2414736A2 EP 10711210 A EP10711210 A EP 10711210A EP 10711210 A EP10711210 A EP 10711210A EP 2414736 A2 EP2414736 A2 EP 2414736A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- burner
- oxygen
- nozzle
- individually
- nozzles
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L7/00—Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam
- F23L7/007—Supplying oxygen or oxygen-enriched air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N3/00—Regulating air supply or draught
- F23N3/002—Regulating air supply or draught using electronic means
-
- 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
- F23C2202/00—Fluegas recirculation
- F23C2202/30—Premixing fluegas with combustion air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L2900/00—Special arrangements for supplying or treating air or oxidant for combustion; Injecting inert gas, water or steam into the combustion chamber
- F23L2900/07001—Injecting synthetic air, i.e. a combustion supporting mixture made of pure oxygen and an inert gas, e.g. nitrogen or recycled fumes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L2900/00—Special arrangements for supplying or treating air or oxidant for combustion; Injecting inert gas, water or steam into the combustion chamber
- F23L2900/07006—Control of the oxygen supply
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L2900/00—Special arrangements for supplying or treating air or oxidant for combustion; Injecting inert gas, water or steam into the combustion chamber
- F23L2900/07007—Special arrangements for supplying or treating air or oxidant for combustion; Injecting inert gas, water or steam into the combustion chamber using specific ranges of oxygen percentage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2237/00—Controlling
- F23N2237/02—Controlling two or more burners
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2237/00—Controlling
- F23N2237/24—Controlling height of burner
- F23N2237/26—Controlling height of burner oxygen-air ratio
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2241/00—Applications
- F23N2241/10—Generating vapour
-
- 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
- Y02E20/32—Direct CO2 mitigation
-
- 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
Definitions
- the invention is directed to a steam generator with a fossil and / or particulate, carbonaceous fuel-fired combustion chamber and at least one burner layer comprising several burners and / or at least one nozzle in the form of top air nozzles and / or side wall nozzles with each connected feed and / or Supply lines, by / by which (r) burners and / or nozzles and / or the combustion chamber combustion and / or oxidation oxygen providing gas flows are supplied.
- the invention is directed to a method for supplying combustion and / or oxidation oxygen to burners and / or nozzles of a furnace of a fossil or particulate, carbonaceous fuel-fired steam generator with at least one burner layer comprising several burners and / or at least one nozzle in the form of top air nozzles and / or side wall nozzles having plane.
- burn-out air The amount of oxygen necessary for a complete, CO-poor combustion is optionally referred to as so-called burn-out air on
- the invention has for its object to provide a solution to the problem described above.
- a solution is to be created by means of which undesired oxygen contents in the flue gas can be avoided in the partial load range during oxyfuel operation of the steam generator.
- this object is achieved in that the supply means and / or the supply lines are formed such that at least one burner or part of the burner regardless of the other burners and / or one nozzle or a portion of the nozzles is acted upon independently of the respective other nozzles with a gas stream which provides the respective desired oxygen content or the desired oxygen concentration and / or the respectively desired oxygen mass flow.
- one or more of a plurality of burners or nozzles individually and separately with respect to the oxygen content required for the particular desired function of the burner or the nozzle with a precisely this desired oxygen content or oxygen concentration or desired oxygen mass flow providing Gas flow in line communicates. So it is, for example, each burner a burner level with a separate feed Mistake. However, it is also possible, in each case, to connect all the burners of one level to a separate pipe supplying combustion or oxidation oxygen. Likewise, individual nozzles or all nozzles of a respective nozzle plane can be connected to a line which supplies or requires the oxidation or combustion oxygen desired or required for the respective desired function.
- the same advantages and the same mode of action can also be achieved in a method according to the invention.
- the above object is achieved in a method of the type described in detail according to the invention that at least one burner or part of the burner regardless of the other burners and / or one nozzle or part of the nozzles regardless of the other nozzles with the one you want
- Oxygen mass flow providing gas stream is acted upon.
- the invention provides that at least one burner or part of the burner individually and / or separately to the other burners of the respective burner level and / or a nozzle or a part of the nozzles individually and / or separately to the other nozzles one the respective nozzle level with a respect to its oxygen content or its oxygen concentration and / or the entrained oxygen mass flow individually adjustable gas flow can be acted upon. It is thus not only intended that each burner or nozzle or each burner level or nozzle level can be supplied with oxygen separately from other burners or nozzles, but it is also provided that in these lines also the oxygen concentration or the Oxygen content or the provided oxygen mass flow can be adjusted individually and separately or adjusted.
- This advantage also characterizes the inventive design of the method, according to which at least one burner or part of the burner individually and / or separately to the other burners of the respective burner level and / or a nozzle or a part of the nozzles individually and / or separately to the other nozzles a respective nozzle level is acted upon with a gas flow which can be individually adjusted with respect to its oxygen content or its oxygen concentration and / or the oxygen mass flow entrained by it.
- the invention is characterized in that the supply means and / or supply lines are formed such that at least a portion of each of a burner or nozzle level and / or each of a burner or a nozzle supplied gas flows of a kind or category each individually and / or separately from the other gas streams of this type or category can be acted upon with oxygen and / or individually and / or separately from these other gas streams of the same type or category with respect to their oxygen content or their oxygen concentration and / or the oxygen mass flow promoted with them.
- the method according to the invention is distinguished by the fact that at least a portion of these gas streams of a type or category fed to a burner or nozzle plane and / or to a respective burner or nozzle are individually and / or separately from the other gas streams of this type or oxygen and / or individually and / or separately from these other gas streams of the same type or category with respect to their oxygen content or their oxygen concentration and / or the oxygen mass flow conveyed with them.
- each combustion and / or oxidation oxygen for the combustion process available gas flows each one category or type, eg carrier "air” or core “air”, secondary air " , tertiary dd air w, ⁇ chleier ⁇ air ", so called overfire ⁇ air", etc., each made of one type or of the respective "air”"air” category common source line, is in what is determined by the supported therein gas stream, the oxygen content
- the invention provides that at least a portion of the burners and / or nozzles and / or a portion of the flow cross sections and / or opening cross sections of the burner or nozzles individually and separately and thus independently of other gas streams of the same kind or category can be acted upon with a gas flow.
- the easiest way to do this is by each flow cross-section and / or opening Querschn
- the invention provides in an embodiment that at least part of the at partial load of the steam generator, in particular for the purpose of cooling, with an oxygen-containing gas stream acted upon burner or nozzle planes and / or burners or nozzles having such a supply means and / or such a supply line.
- the secondary gas and / or the Tertiärgasstrom each burner individually, separately and independently or at least the secondary gas and / or Tertiärgasströme the burner per burner level with the then necessary, but minimal required oxygen are supplied.
- the invention therefore provides in an embodiment that the secondary and / or Tertiärgaschuck each burner level and / or each burner individually and / or separately from other gas streams of this type or category with oxygen can be acted upon and / or individually and / or separately adjustable from these other gas streams with respect to their oxygen content.
- the core air streams or core gas streams are used for cooling.
- the invention is further distinguished by the fact that the core gas supply of each burner level and / or burner individually and / or separately from other gas streams of this type or category acted upon with oxygen and / or individually and / or separately adjustable with respect to their oxygen content is.
- the fuel for a burner level is usually supplied from a mill by means of a conveying gas stream or carrying gas stream, it can also be provided that when this burner level is switched off by the corresponding conveying cross section, only an oxygen-containing gas stream is conveyed.
- the invention therefore also provides that the primary gas supply of each burner level and / or burner individually and / or separately from other gas streams of this type or category can be acted upon with oxygen and / or individually and / or separately adjustable with respect to their oxygen content.
- a further embodiment of the invention therefore consists in that the upper air nozzle supply and / or the
- the separate and individual adjustability of the respective gas flows and the admission of the individual burners or burner levels or nozzles or nozzle levels can be structurally particularly favorable realize that each burner or nozzle level and / or each burner or nozzle with at least one feed line leading to an oxygen-containing gas stream is connected, wherein the oxygen content of the respective supplied gas flow of a kind or category is independent of the other burner or nozzle levels and / or other burners and / or other nozzles respectively supplied gas streams of this kind or category adjustable.
- Burner levels or nozzles or nozzle levels the
- An embodiment of the steam generator according to the invention then further consists in that a mixture of recirculated CO 2 - containing flue gas and mixed oxygen of the respective burner or nozzle level and / or the respective burner or the respective nozzle is supplied as a gas stream at least in part of the supply lines ,
- the invention is also characterized by the fact that the
- Steam generator is at least temporarily operated in oxyfuel mode.
- the invention provides in an embodiment of the method that this is carried out in a steam generator according to one of claims 1-13.
- cooling gas is also applied to the primary pipe in the partial load range, it must also be provided with oxygen for this gas flow individually or in planes, or the primary gas feed must be provided with a flap, with the gas from another gas flow
- Primary gas cross section can be deflected.
- gas flow of a type or category gas streams are in each case to the core "air ⁇ - secondary” air “- or tertiary” air ⁇ currents of a burner or a burner level or the upper air “"orsidewall” air “streams of the respective nozzles or nozzle levels.
- Gas stream / gas streams is independent of and in particular individual and separate from the oxygen content of the remaining other gas streams, in particular the remaining other gas streams of the same type and category, individually such in particular in the range of 0-100 wt .-% or vol .-%, in particular ⁇ 21 vol .-%, adjustable and adjustable, that the total introduced into the furnace oxygen content or the total amount of oxygen introduced or set in the combustion chamber oxygen surplus in the currently set or to be set operating condition, preferably during the operation of the steam generator in oxyfuel operation , does not exceed the desired level.
- the oxygen content and thus the oxygen quantity of at least one, part or all of the nozzles of a nozzle plane gas stream / gas streams and / or the oxygen content of at least one, or part or all or one or more of all the plurality of nozzles of a furnace of a steam generator supplied gas stream / gas streams in an analogous manner individually adjustable and adjustable.
- the oxygen or excess of oxygen introduced into the combustion chamber via the burner (s) and / or via the nozzle or nozzles is set in such a way that the respective operating state is not exceeded and, in particular, adjusted.
- each of a burner or a nozzle fed to individual gas streams core "air” primary “air-n, secondary” air “, tertiary ⁇ air” upper “air” side wall ⁇ air “overfire” air " , etc. is designed as gas stream of the same kind individually and separately to the respective other of these gas streams of this type adjustable with respect to their respective oxygen content. But it is also possible, each with respect to only one of these gas streams his oxygen content individually adjustable.
- FIG. 1 shows in the single figure in a schematic representation of a four burner 1 comprehensive burner level of a fossil-fueled combustion chamber of a steam generator.
- the burners 1 are connected via a branching in partial lines 2a-2d supply 2 each with a coal mill 3 in line connection.
- the coal mill 3 is supplied via a line 4 C ⁇ 2 ⁇ containing recirculated flue gas, which also reaches the burner 1 via the line 2.
- the gas stream supplied via the feed line 4 then conveys the coal ground in the mill 3 via the feed line 2 and the branches 2a-2d of this flue gas as primary gas or carrier gas and coal dust to the respective burners 1.
- this flue gas as primary gas or carrier gas and coal dust to the respective burners 1.
- a dashed line feed line 5 is provided, which is in line connection with an oxygen heater ⁇ , which is fed from an air separation plant 7 via a line 8, an oxygen gas stream.
- oxygen can be introduced into the line, so that the burners 1 pure flue gas, a mixture of flue gas and oxygen or pure oxygen or no gas can be supplied.
- facilities or devices in the lines 5 and 5b and 2 and 2a-2d entrained in the gas flow oxygen mass flow is adjustable.
- the supply of a substantially nitrogen-free, oxygen-containing gas stream of another type or category to nozzles 13, for example top Air nozzle, a nozzle plane via the lines 12a-12d he 6 is also operatively connected to supply means 9, 10, 11 and 12, which in cooperation with the respective associated supply lines 9a-9d, 10a-10d, 11a-lld and 12a-12d ensure that each of the supply lines individually and individually / Is separately acted upon by the other gas streams in the other supply lines in particular of the same kind or category with oxygen.
- the oxygen content of the gas stream of a type or category conveyed in the respective line and the oxygen concentration of this gas stream and / or the oxygen mass flow conveyed with the gas stream can be selectively adjusted so that the latter, if necessary for firing or for a desired cooling, to the (gas) nozzles 13 and / or a respective burner 1 guided oxygen-containing gas stream is adjustable and adjustable so that the total introduced into the furnace oxygen or excess oxygen does not exceed the particular desired level.
- the supply means 9, 10, 11 and 12 also include the possibility of supplying and admixing recycled, CO 2 -containing flue gas and the possibility of measuring and controlling the respective oxygen concentration in the individual streams in the supply lines 9a-9d, 10a-10d, 11a -lld and 12a-12d, so that in the supply lines 9a-9d, 10a-IOd, lla-lld and 12a-12d and 2 and 2a-2d the oxygen-flue gas mixtures characterizing the oxyfuel operation the burners 1 and / or the nozzles 13 can be supplied.
- the so-called air ratio is thereby selectively adjustable and adaptable to the respective load case.
- This configuration makes it possible to avoid undesired O 2 or oxygen contents in the flue gas, not only in the partial load range due to the individually adjustable O 2 or oxygen contents.
- desired oxygen ratios can be set in a targeted manner.
- a different or at least the respectively desired admission with an oxygen concentration can be supplied individually to the different burner cross-sections of a burner 1 or the burners of a burner level, so that a flame image or temperature image or combustion analogous to the usual air operation (non-oxyfuel combustion). Operation) can be adjusted. It is also possible to set a trim in relation to the oxygen content / the oxygen concentration between burner levels.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Supply (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009014223A DE102009014223A1 (de) | 2009-03-25 | 2009-03-25 | Feuerungssystem eines für den Oxyfuel-Betrieb ausgelegten Dampferzeugers |
| PCT/EP2010/053930 WO2010108986A2 (de) | 2009-03-25 | 2010-03-25 | Feuerungssystem eines für den oxyfuel-betrieb ausgelegten dampferzeugers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP2414736A2 true EP2414736A2 (de) | 2012-02-08 |
Family
ID=42663950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP10711210A Withdrawn EP2414736A2 (de) | 2009-03-25 | 2010-03-25 | Feuerungssystem eines für den oxyfuel-betrieb ausgelegten dampferzeugers |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20120115094A1 (de) |
| EP (1) | EP2414736A2 (de) |
| CA (1) | CA2756312A1 (de) |
| DE (1) | DE102009014223A1 (de) |
| RU (1) | RU2011140427A (de) |
| WO (1) | WO2010108986A2 (de) |
| ZA (1) | ZA201106885B (de) |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3627285A (en) * | 1969-06-19 | 1971-12-14 | Selas Corp Of America | Tower furnace |
| CA2093316C (en) * | 1990-10-05 | 2002-12-03 | Janos M. Beer | Combustion system for reduction of nitrogen oxides |
| DE19527083A1 (de) * | 1995-07-25 | 1997-01-30 | Lentjes Kraftwerkstechnik | Verfahren und Brenner zur Verminderung der Bildung von NO¶x¶ bei der Verbrennung von Kohlenstaub |
| US5908003A (en) * | 1996-08-15 | 1999-06-01 | Gas Research Institute | Nitrogen oxide reduction by gaseous fuel injection in low temperature, overall fuel-lean flue gas |
| JPH1194239A (ja) * | 1997-09-26 | 1999-04-09 | Nippon Furnace Kogyo Kaisha Ltd | 交互切換蓄熱再生バーナシステム及びその燃焼制御方法 |
| FR2806097B1 (fr) * | 2000-03-08 | 2002-05-10 | Stein Heurtey | Perfectionnements apportes au prechauffage de bandes metalliques notamment dans des lignes de galvanisation ou de recuit |
| US6699030B2 (en) * | 2001-01-11 | 2004-03-02 | Praxair Technology, Inc. | Combustion in a multiburner furnace with selective flow of oxygen |
| US20020127505A1 (en) * | 2001-01-11 | 2002-09-12 | Hisashi Kobayashi | Oxygen enhanced low nox combustion |
| US6436337B1 (en) * | 2001-04-27 | 2002-08-20 | Jupiter Oxygen Corporation | Oxy-fuel combustion system and uses therefor |
| DE10225082B4 (de) | 2002-06-05 | 2007-04-26 | Hitachi Power Europe Gmbh | Absperreinrichtung an Kohlenstaubbrennern einer Kohlenstaubfeuerung |
| US7401577B2 (en) * | 2003-03-19 | 2008-07-22 | American Air Liquide, Inc. | Real time optimization and control of oxygen enhanced boilers |
| US7516620B2 (en) * | 2005-03-01 | 2009-04-14 | Jupiter Oxygen Corporation | Module-based oxy-fuel boiler |
| EP1926936A1 (de) * | 2005-09-05 | 2008-06-04 | Siemens Aktiengesellschaft | Brenneranordnung für eine brennkammer, zugehörige brennkammer sowie verfahren zum verbrennen eines brennstoffs |
| US7484955B2 (en) * | 2006-08-25 | 2009-02-03 | Electric Power Research Institute, Inc. | Method for controlling air distribution in a cyclone furnace |
| WO2008051798A1 (en) * | 2006-10-19 | 2008-05-02 | Praxair Technology, Inc. | Modifying transport air to control nox |
| US7648672B2 (en) * | 2007-05-17 | 2010-01-19 | Tempel Steel Company | Process and system employing generation of controlled furnace atmospheres without the use of separate gas supplies or stand-alone atmosphere generators |
| CA2687290C (en) * | 2007-05-18 | 2014-05-13 | Her Majesty The Queen In Right Of Canada As Represented By The Ministeof Natural Resources | Method for burning coal using oxygen in a recycled flue gas stream for carbon dioxide capture |
| WO2009110037A1 (ja) * | 2008-03-06 | 2009-09-11 | 株式会社Ihi | 酸素燃焼ボイラの排ガス制御方法及び装置 |
| US8578892B2 (en) * | 2008-06-13 | 2013-11-12 | Air Products And Chemicals, Inc. | Oxygen control system for oxygen enhanced combustion of solid fuels |
-
2009
- 2009-03-25 DE DE102009014223A patent/DE102009014223A1/de not_active Withdrawn
-
2010
- 2010-03-25 CA CA2756312A patent/CA2756312A1/en not_active Abandoned
- 2010-03-25 WO PCT/EP2010/053930 patent/WO2010108986A2/de not_active Ceased
- 2010-03-25 US US13/259,792 patent/US20120115094A1/en not_active Abandoned
- 2010-03-25 RU RU2011140427/06A patent/RU2011140427A/ru not_active Application Discontinuation
- 2010-03-25 EP EP10711210A patent/EP2414736A2/de not_active Withdrawn
-
2011
- 2011-09-21 ZA ZA2011/06885A patent/ZA201106885B/en unknown
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2010108986A2 * |
Also Published As
| Publication number | Publication date |
|---|---|
| US20120115094A1 (en) | 2012-05-10 |
| CA2756312A1 (en) | 2010-09-30 |
| ZA201106885B (en) | 2012-06-27 |
| DE102009014223A1 (de) | 2010-09-30 |
| RU2011140427A (ru) | 2013-04-27 |
| WO2010108986A2 (de) | 2010-09-30 |
| WO2010108986A3 (de) | 2011-05-19 |
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