CA2797168A1 - Fuel-fired furnace and method for controlling combustion in a fuel-fired furnace - Google Patents
Fuel-fired furnace and method for controlling combustion in a fuel-fired furnace Download PDFInfo
- Publication number
- CA2797168A1 CA2797168A1 CA2797168A CA2797168A CA2797168A1 CA 2797168 A1 CA2797168 A1 CA 2797168A1 CA 2797168 A CA2797168 A CA 2797168A CA 2797168 A CA2797168 A CA 2797168A CA 2797168 A1 CA2797168 A1 CA 2797168A1
- Authority
- CA
- Canada
- Prior art keywords
- flame
- detected
- predetermined
- chamber
- combustion chamber
- 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
- 238000002485 combustion reaction Methods 0.000 title claims abstract 39
- 238000000034 method Methods 0.000 title claims abstract 15
- 239000007800 oxidant agent Substances 0.000 claims abstract 39
- 230000001590 oxidative effect Effects 0.000 claims abstract 38
- 238000002347 injection Methods 0.000 claims abstract 34
- 239000007924 injection Substances 0.000 claims abstract 34
- 239000000463 material Substances 0.000 claims abstract 19
- 238000010790 dilution Methods 0.000 claims abstract 11
- 239000012895 dilution Substances 0.000 claims abstract 11
- 239000003517 fume Substances 0.000 claims abstract 9
- 230000001105 regulatory effect Effects 0.000 claims abstract 7
- 239000000446 fuel Substances 0.000 claims 3
- 230000003287 optical effect Effects 0.000 claims 3
- 230000005855 radiation Effects 0.000 claims 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 239000000779 smoke Substances 0.000 claims 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/4673—Measuring and sampling devices
-
- 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
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/08—Arrangements of devices for treating smoke or fumes of heaters
-
- 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
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
- F23N5/08—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements
- F23N5/082—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements using electronic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/20—Arrangements for treatment or cleaning of waste gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D21/00—Arrangement of monitoring devices; Arrangement of safety devices
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C2100/00—Exhaust gas
- C21C2100/02—Treatment of the exhaust gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
- F27D2019/0028—Regulation
- F27D2019/0034—Regulation through control of a heating quantity such as fuel, oxidant or intensity of current
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
- F27D2019/0028—Regulation
- F27D2019/0034—Regulation through control of a heating quantity such as fuel, oxidant or intensity of current
- F27D2019/004—Fuel quantity
- F27D2019/0043—Amount of air or O2 to the burner
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Incineration Of Waste (AREA)
- Control Of Combustion (AREA)
- Regulation And Control Of Combustion (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
Four à flamme et procédé pour son opération, procédé dans lequel: -on injecte un oxydant principal à un débit régulé dans la chambre de combustion (2) du four, -on brûle de la matière combustible dans la chambre de combustion (2) avec l'oxydant principal en produisant de l'énergie thermique et des fumées (6) à une température supérieure à 600°C, -on évacue les fumées (6) par un conduit d'évacuation (13), lesdites fumées (6) évacuées pouvant contenir des matières oxydables résiduelles, le conduit d'évacuation (13) étant muni d'une entrée d'oxydant de dilution (14) en aval de la chambre de combustion (2), -on brûle les matières oxydables résiduelles avec l'oxydant de dilution au moyen d'une flamme (12) au niveau de l'entrée d'oxydant de dilution (14), -on détecte l'intensité de flamme à l'intérieur du conduit d'évacuation (12), et -on régule le débit d'injection d'oxydant principal dans la chambre de combustion (2) en fonction de l'intensité de flamme détectée.Flame furnace and process for its operation, process in which: - a main oxidant is injected at a regulated rate into the combustion chamber (2) of the furnace, - combustible material is burned in the combustion chamber (2) with the main oxidant by producing thermal energy and fumes (6) at a temperature above 600 ° C, the fumes (6) are evacuated via an exhaust duct (13), said fumes (6) evacuated which may contain residual oxidizable materials, the discharge pipe (13) being provided with an inlet for dilution oxidant (14) downstream of the combustion chamber (2), the residual oxidizable materials are burned with the dilution oxidant by means of a flame (12) at the dilution oxidant inlet (14), -the intensity of the flame is detected inside the exhaust duct (12), and - the flow rate of injection of the main oxidant into the combustion chamber (2) is regulated as a function of the intensity of the flame detected.
Claims (15)
- on injecte un oxydant principal à un débit régulé dans la chambre de combustion (2), - on brûle de la matière combustible dans la chambre de combustion (2) avec l'oxydant principal en produisant dans la chambre de combustion de l'énergie thermique et des fumées (6) à une température supérieure à 600°C, - on évacue les fumées (6) ainsi produites de la chambre de combustion (2) par un conduit d'évacuation (13), lesdites fumées (6) évacuées pouvant contenir des matières oxydables résiduelles, le conduit d'évacuation (13) étant muni d'une entrée d'oxydant de dilution (14) en aval de la chambre de combustion (2), - on brûle les matières oxydables résiduelles avec l'oxydant de dilution au moyen d'une flamme (12) à l'intérieur du conduit d'évacuation (13) au niveau de l'entrée d'oxydant de dilution (14), le procédé étant caractérisé en ce que - on détecte l'intensité de flamme de ladite flamme à l'intérieur du conduit d'évacuation (12), - on régule le débit d'injection d'oxydant principal dans la chambre de combustion (2) en fonction de l'intensité de flamme détectée. 1) A method of operating a flame furnace comprising a chamber of combustion (2), process in which a main oxidant is injected at a regulated flow rate into the chamber of combustion (2), - burning of combustible material in the combustion chamber (2) with the main oxidant producing in the combustion chamber of energy thermal and fumes (6) at a temperature above 600 ° C, the fumes (6) thus produced are evacuated from the chamber of combustion (2) by a discharge pipe (13), said fumes (6) evacuated up contain residual oxidizable materials, the exhaust duct (13) being provided with a dilution oxidizer inlet (14) downstream of the combustion chamber (2), the residual oxidizable materials are burned with the oxidant of dilution by means of a flame (12) inside the exhaust duct (13) at the level the dilution oxidizer inlet (14), the method being characterized in that the flame intensity of said flame is detected inside the exhaust duct (12), the main oxidant injection flow rate is regulated in the chamber of combustion (2) as a function of the flame intensity detected.
- on réduit le débit d'injection d'oxydant principal dans la chambre de combustion (2) quand l'intensité de flamme détectée est inférieure à une limite inférieure prédéterminée et - on augmente le débit d'oxydant principal injecté dans la chambre de combustion (2) quand l'intensité de flamme ainsi détectée est supérieure à une limite supérieure prédéterminée. 2) The process of claim 1, wherein:
the main oxidant injection flow rate is reduced in the chamber of (2) when the detected flame intensity is less than one lower limit predetermined and the flow rate of the principal oxidant injected into the chamber of (2) when the flame intensity thus detected is greater than one limit predetermined upper.
- on réduit le débit d'injection d'oxydant principal dans la chambre de combustion (2) quand l'intensité de flamme détectée est inférieure à la limite inférieure pendant une durée prédéterminée .delta.t1 ou quand la valeur moyenne de l'intensité de flamme détectée pendant la durée prédéterminée .delta.t1 est inférieure à la limite inférieure, et - on augmente le débit d'injection d'oxydant principal dans la chambre de combustion (2) quand l'intensité de flamme détectée est supérieure à la limite supérieure pendant une durée prédéterminée .delta.t2 ou quand la valeur moyenne de l'intensité
de flamme détectée pendant la durée prédéterminée .delta.t2 est supérieure à
la limite supérieure. 3) The process of claim 1, wherein:
the main oxidant injection flow rate is reduced in the chamber of combustion (2) when the detected flame intensity is below the limit lower for a predetermined period .delta.t1 or when the average value of flame intensity detected during the predetermined duration .delta.t1 is below the limit lower, and the main oxidant injection flow rate is increased in the combustion chamber (2) when the detected flame intensity is higher at the limit superior for a predetermined period .delta.t2 or when the value average intensity flame detected during the predetermined time .delta.t2 is greater than the limit higher.
- on injecte un oxydant principal et de la matière combustible à des débits régulés dans la chambre de combustion (2), - on brûle la matière combustible avec l'oxydant principal dans la chambre de combustion (2) en produisant de l'énergie thermique et des fumées (6) à une température supérieure à 600°C dans la chambre de combustion (2), - on évacue les fumées (6) ainsi produites de la chambre de combustion (2) par un conduit d'évacuation (13), lesdites fumées évacuées (6) pouvant contenir des matières oxydables résiduelles, ledit conduit d'évacuation (13) étant muni d'une entrée d'oxydant de dilution (14) en aval de la chambre de combustion (2), - on brûle les matières oxydables résiduelles avec l'oxydant de dilution au moyen d'une flamme (12) au niveau de l'entrée d'oxydant de dilution (14) dans le conduit d'évacuation (13), le procédé étant caractérisé en ce que - on détecte l'intensité de flamme à l'intérieur du conduit d'évacuation (13), - on régule le débit d'injection d'oxydant principal, et éventuellement le débit d'injection de matière combustible, dans la chambre de combustion (2) en fonction de l'intensité de flamme détectée. 4) A method of operating a flame oven comprising a chamber of combustion (2), process in which a main oxidant and combustible material are injected into regulated flow rates in the combustion chamber (2), the combustible material is burned with the main oxidant in the combustion chamber (2) producing thermal energy and fumes (6) at a temperature above 600 ° C in the combustion chamber (2), the fumes (6) thus produced are evacuated from the chamber of combustion (2) by an evacuation pipe (13), said evacuated smoke (6) up contain residual oxidizable materials, said exhaust duct (13) being provided a dilution oxidant inlet (14) downstream of the combustion chamber (2) the residual oxidizable materials are burned with the oxidant of dilution by means of a flame (12) at the oxidant inlet of dilution (14) in the exhaust duct (13), the method being characterized in that the flame intensity is detected inside the duct evacuation (13), the main oxidant injection flow rate is regulated and, if appropriate, the fuel injection rate, in the combustion chamber (2) according to the flame intensity detected.
- on réduit le rapport entre le débit d'injection d'oxydant principal et le débit d'injection de matière combustible dans la chambre de combustion (2) quand l'intensité de flamme détectée est inférieure à une limite inférieure prédéterminée, et - on augmente le rapport entre le débit d'injection d'oxydant principal et le débit d'injection de matière combustible dans la chambre de combustion (2) quand l'intensité de la flamme détectée est supérieure à une limite supérieure prédéterminée. The process of claim 4 wherein:
the ratio between the main oxidant injection flow rate and the the injection rate of combustible material into the combustion chamber (2) when the flame intensity detected is less than a lower limit predetermined, and the ratio between the main oxidant injection flow rate is increased and the injection rate of combustible material into the combustion chamber (2) when the intensity of the flame detected is greater than an upper limit predetermined.
- on réduit le rapport entre le débit d'injection oxydant principal et le débit d'injection de matière combustible dans la chambre de combustion (2) quand l'intensité de flamme détectée est inférieure à la limite inférieure pendant une durée prédéterminée .delta.t1 ou quand la valeur moyenne de l'intensité de flamme détectée pendant la durée prédéterminée .delta.t1 est inférieure à la limite inférieure, et - on augmente le rapport entre le débit d'injection d'oxydant principal et le débit d'injection de matière combustible dans la chambre de combustion (2) quand l'intensité de flamme détectée est supérieure à la limite supérieure pendant une durée prédéterminée .delta.t2 ou quand la valeur moyenne de l'intensité de flamme détectée pendant la durée prédéterminée .delta.t2 est supérieure à la limite supérieure. The process of claim 5, wherein:
the ratio between the main oxidizing injection flow rate and the injection rate of combustible material in the combustion chamber (2) when the flame intensity detected is lower than the lower limit during a length predetermined .delta.t1 or when the average value of the flame intensity detected during the predetermined duration .delta.t1 is lower than the lower limit, and the ratio between the main oxidant injection flow rate is increased and the injection rate of combustible material into the combustion chamber (2) when the flame intensity detected is greater than the upper limit during a length predetermined .delta.t2 or when the average value of the flame intensity detected during the predetermined duration .delta.t2 is greater than the upper limit.
de contrôle (20) liée (a) au détecteur (10) et (b) au moyen pour l'injection d'oxydant principal (15, 24), l'unité de contrôle (20) étant programmée :
- pour comparer l'intensité de flamme détectée par le détecteur (10) avec une limite inférieure prédéterminée et une limite supérieure prédéterminée, - pour réduire le débit d'injection d'oxydant principal dans la chambre de combustion (2) par le moyen d'injection d'oxydant principal (15, 24) quand l'intensité
de flamme détectée est inférieure à la limite inférieure prédéterminée, et - pour augmenter le débit d'injection d'oxydant principal dans la chambre de combustion (2) par le moyen d'injection d'oxydant principal (15, 24) quand l'intensité de flamme détectée est supérieure à une limite supérieure prédéterminée. The flame furnace according to claim 9, further comprising a unit control system (20) linked to (a) detector (10) and (b) means for injection oxidant principal (15, 24), the control unit (20) being programmed:
to compare the flame intensity detected by the detector (10) with a predetermined lower limit and an upper limit predetermined, - to reduce the main oxidant injection rate in the chamber of combustion (2) by the main oxidant injection means (15, 24) when intensity detected flame is less than the predetermined lower limit, and - to increase the main oxidant injection rate in the combustion chamber (2) by the main oxidant injection means (15, 24) when the flame intensity detected is greater than an upper limit predetermined.
- pour réduire le débit d'injection d'oxydant principal dans la chambre de combustion (2) quand l'intensité de flamme détectée est inférieure à la limite inférieure pendant une période prédéterminée .delta.t1 ou quand la valeur moyenne de l'intensité de flamme détectée pendant la durée prédéterminée .delta.t1 est inférieure à la limite inférieure, et - pour augmenter le débit d'injection d'oxydant principal dans la chambre de combustion (2) quand l'intensité de flamme détectée est supérieure à la limite supérieure pendant une période prédéterminée .delta.t2 ou quand la valeur moyenne de l'intensité de flamme détectée pendant la durée prédéterminée .delta.t2 est supérieure à la limite supérieure. The flame furnace according to claim 10, wherein the control unit (20) is programmed:
- to reduce the main oxidant injection rate in the chamber (2) when the flame intensity detected is less than the lower limit for a predetermined period .delta.t1 or when the average value of the intensity of flame detected for the predetermined duration .delta.t1 is less than the lower limit, and - to increase the main oxidant injection rate in the combustion chamber (2) when the detected flame intensity is higher at the limit superior for a predetermined period .delta.t2 or when the value average of the flame intensity detected during the predetermined duration .delta.t2 is superior to the upper limit.
de contrôle (20) liée (a) au détecteur (10), (b) au moyen pour l'injection d'oxydant principal (15, 24) et (c) au moyen pour l'injection de matière combustible (17, 24), l'unité
de contrôle (20) étant programmée :
- pour comparer l'intensité de flamme détectée par le détecteur (10) avec une limite inférieure prédéterminée et une limite supérieure prédéterminée, - pour réduire le rapport entre le débit d'injection d'oxydant principal et le débit d'injection de matière combustible dans la chambre de combustion (2) quand l'intensité de flamme détectée est inférieure à la limite inférieure prédéterminée, et - pour augmenter le rapport entre le débit d'injection d'oxydant principal et le débit d'injection de matière combustible dans la chambre de combustion (2) quand l'intensité de flamme détectée est supérieure à une limite supérieure prédéterminée. 13) Flame oven according to claim 12, also comprising a unit control device (20) related to (a) detector (10), (b) means for injection oxidant (15, 24) and (c) means for the injection of combustible material (17, 24), the unit control circuit (20) being programmed:
to compare the flame intensity detected by the detector (10) with a predetermined lower limit and an upper limit predetermined, - to reduce the ratio of the main oxidant injection rate and the injection rate of combustible material into the combustion chamber (2) when the flame intensity detected is lower than the lower limit predetermined, and to increase the ratio between the oxidant injection flow rate main and fuel injection rate in the chamber of combustion (2) when the flame intensity detected is greater than an upper limit predetermined.
- pour réduire le rapport entre le débit d'injection d'oxydant principal et le débit d'injection de matière combustible dans la chambre de combustion (2) quand l'intensité de flamme détectée est inférieure à la limite inférieure pendant une période prédéterminée .delta.t1 ou quand la valeur moyenne de l'intensité de flamme détectée pendant la durée prédéterminée .delta.t1 est inférieure à la limite inférieure, et - pour augmenter le rapport entre le débit d'injection d'oxydant principal et le débit d'injection de matière combustible dans la chambre de combustion (2) quand l'intensité de la flamme détectée est supérieure à la limite supérieure pendant une période prédéterminée .delta.t2 ou quand la valeur moyenne de l'intensité de flamme détectée pendant la durée prédéterminée .delta.t2 est supérieure à la limite supérieure. The flame furnace according to claim 13, wherein the control unit (20) is programmed:
- to reduce the ratio of the main oxidant injection rate and the injection rate of combustible material into the combustion chamber (2) when the flame intensity detected is lower than the lower limit during a period predetermined .delta.t1 or when the average value of the flame intensity detected during the predetermined duration .delta.t1 is lower than the lower limit, and to increase the ratio between the oxidant injection flow rate main and fuel injection rate in the chamber of combustion (2) when the intensity of the flame detected is greater than the upper limit during a predetermined period .delta.t2 or when the average value of the intensity of flame detected for the predetermined duration .delta.t2 is greater than the limit higher.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1053147 | 2010-04-23 | ||
| FR1053147A FR2959298B1 (en) | 2010-04-23 | 2010-04-23 | FLAME OVEN AND METHOD FOR CONTROLLING COMBUSTION IN A FLAME OVEN |
| PCT/FR2011/050703 WO2011131880A1 (en) | 2010-04-23 | 2011-03-30 | Fuel-fired furnace and method for controlling combustion in a fuel-fired furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2797168A1 true CA2797168A1 (en) | 2011-10-27 |
| CA2797168C CA2797168C (en) | 2018-07-03 |
Family
ID=43242840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2797168A Active CA2797168C (en) | 2010-04-23 | 2011-03-30 | Fuel-fired furnace and method for controlling combustion in a fuel-fired furnace |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US20130115560A1 (en) |
| EP (1) | EP2561295B2 (en) |
| JP (1) | JP2013530366A (en) |
| CN (1) | CN102859307B (en) |
| BR (1) | BR112012027190B1 (en) |
| CA (1) | CA2797168C (en) |
| ES (1) | ES2675910T5 (en) |
| FR (1) | FR2959298B1 (en) |
| PL (1) | PL2561295T3 (en) |
| RU (1) | RU2012149939A (en) |
| TR (1) | TR201809425T4 (en) |
| WO (1) | WO2011131880A1 (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2664884B1 (en) * | 2012-05-18 | 2019-08-07 | Air Products and Chemicals, Inc. | Method and apparatus for heating metals |
| CN103363540B (en) * | 2013-06-21 | 2016-04-27 | 广东电网公司电力科学研究院 | Intensification afterburning system under a kind of Power Station Boiler in Low Loads runs |
| DE102014013474A1 (en) * | 2014-09-11 | 2016-03-17 | Linde Aktiengesellschaft | Process for combustion of exhaust gas with oxygen supply |
| JP6547690B2 (en) * | 2016-06-13 | 2019-07-24 | トヨタ自動車株式会社 | Melting method of die casting return material |
| DE102017007799A1 (en) * | 2017-08-17 | 2019-02-21 | Linde Aktiengesellschaft | Furnace plant and method for operating a furnace |
| ES2904862T3 (en) * | 2018-03-02 | 2022-04-06 | Praxair Technology Inc | Flame image analysis for furnace combustion control |
| EP3715717B9 (en) * | 2019-03-26 | 2021-11-24 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Combustion method and burner for implementing the same |
| GB2588775A (en) * | 2019-11-05 | 2021-05-12 | Edwards Ltd | Optimising operating conditions in an abatement apparatus |
| CN111121872B (en) * | 2019-12-27 | 2022-07-15 | 液化空气(中国)投资有限公司 | Device and method capable of monitoring and adjusting combustion condition in furnace in real time |
| CN112066407B (en) * | 2020-09-11 | 2023-03-28 | 富士特锅炉(天津)有限公司 | Tangential diffusion coupling flue gas extrinsic cycle multi-element adjustable low-nitrogen combustion equipment |
| EP4033149A1 (en) * | 2021-01-22 | 2022-07-27 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Monitoring combustible matter in a gaseous stream |
| CN114046501A (en) * | 2021-11-16 | 2022-02-15 | 上海德律风置业有限公司 | Boiler low-ammonia combustion device with improved function |
| EP4202297A1 (en) | 2021-12-21 | 2023-06-28 | L'Air Liquide, société anonyme pour l'Étude et l'Exploitation des procédés Georges Claude | Combustion process |
Family Cites Families (63)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1079945A (en) * | 1964-07-24 | 1967-08-16 | Satchwell Controls Ltd | Improvements in flame supervision devices for burners |
| US3304989A (en) * | 1964-11-19 | 1967-02-21 | American Radiator & Standard | Fuel feed control system responsive to flame color |
| US3476945A (en) * | 1968-02-23 | 1969-11-04 | Bailey Meter Co | Flame detector for a multiple fuel-fired furnace |
| US3665440A (en) * | 1969-08-19 | 1972-05-23 | Teeg Research Inc | Fire detector utilizing ultraviolet and infrared sensors |
| CH537066A (en) * | 1971-04-08 | 1973-05-15 | Cerberus Ag | Flame detector |
| US4043742A (en) * | 1976-05-17 | 1977-08-23 | Environmental Data Corporation | Automatic burner monitor and control for furnaces |
| US4498861A (en) * | 1979-04-09 | 1985-02-12 | Kobe Steel, Limited | Method for controlling combustion in industrial furnaces |
| US4280184A (en) * | 1979-06-26 | 1981-07-21 | Electronic Corporation Of America | Burner flame detection |
| EP0064811B1 (en) * | 1981-04-16 | 1988-09-21 | EMI Limited | Flame detector |
| US4493635A (en) * | 1982-02-27 | 1985-01-15 | Osaka Gas Company Limited | Oxygen-enriched air ratio control device for combustion apparatus |
| US4477245A (en) * | 1982-09-03 | 1984-10-16 | The Babcock & Wilcox Company | Flame monitoring safety, energy and fuel conservation system |
| US4484947A (en) * | 1983-04-22 | 1984-11-27 | North American Manufacturing Company | Method for melting a charge of bulk solid metal |
| JPS60159515A (en) * | 1984-01-27 | 1985-08-21 | Hitachi Ltd | Furnace system |
| US4620491A (en) * | 1984-04-27 | 1986-11-04 | Hitachi, Ltd. | Method and apparatus for supervising combustion state |
| CN85201091U (en) * | 1985-04-01 | 1986-03-26 | 张承辉 | Combustion monitoring and control device |
| CN85101184B (en) * | 1985-04-01 | 1988-11-30 | 株式会社日立制作所 | Combustion system |
| GB2184584B (en) * | 1985-12-20 | 1989-10-25 | Graviner Ltd | Fire and explosion detection and suppression |
| JPH01244214A (en) * | 1988-03-25 | 1989-09-28 | Agency Of Ind Science & Technol | Method and device for monitoring and controlling air ratio of burner in operation |
| US4882573A (en) * | 1988-03-25 | 1989-11-21 | Pullman Canada Ltd. | Apparatus and method for detecting the presence of a burner flame |
| JPH01314809A (en) * | 1988-06-14 | 1989-12-20 | Ishikawajima Harima Heavy Ind Co Ltd | Method and apparatus for controlling combustion of fluidized-bed type incinerator |
| US5113770A (en) * | 1991-06-10 | 1992-05-19 | Godbe Murray C | Apparatus for incinerating waste materials |
| US5222887A (en) * | 1992-01-17 | 1993-06-29 | Gas Research Institute | Method and apparatus for fuel/air control of surface combustion burners |
| DE4202827A1 (en) † | 1992-01-31 | 1993-08-05 | Linde Ag | REGULATED OPERATION OF INDUSTRIAL OVENS |
| US5480298A (en) * | 1992-05-05 | 1996-01-02 | General Electric Company | Combustion control for producing low NOx emissions through use of flame spectroscopy |
| EP0581451B1 (en) * | 1992-07-01 | 1996-10-30 | Toyota Jidosha Kabushiki Kaisha | Combustion control method |
| JPH0763311A (en) * | 1993-08-27 | 1995-03-07 | Sanyo Electric Co Ltd | Incinerating device |
| US5424554A (en) * | 1994-03-22 | 1995-06-13 | Energy Kenitics, Inc. | Oil-burner, flame-intensity, monitoring system and method of operation with an out of range signal discriminator |
| DE4428159C2 (en) * | 1994-08-09 | 1998-04-09 | Martin Umwelt & Energietech | Process for controlling the combustion in incineration plants, in particular waste incineration plants |
| CN2243602Y (en) * | 1995-02-09 | 1996-12-25 | 重庆华夏新技术发展有限公司 | Boiler combustion flame detection device |
| JPH0989226A (en) * | 1995-09-25 | 1997-04-04 | Hitachi Zosen Corp | Electric ash melting furnace and combustion method of exhaust gas in electric ash melting furnace |
| JPH09178152A (en) * | 1995-12-28 | 1997-07-11 | Hitachi Zosen Corp | Exhaust gas combustion structure of electric ash melting furnace |
| DE19615141A1 (en) * | 1996-04-17 | 1997-10-23 | Bfi Automation Gmbh | Method and device for controlling a combustion process in a boiler |
| US5829962A (en) * | 1996-05-29 | 1998-11-03 | L'air Liquide, Societe Anonyme Pour L'etude Et, L'exploitation Des Procedes Georges | Method and apparatus for optical flame control of combustion burners |
| US6045353A (en) * | 1996-05-29 | 2000-04-04 | American Air Liquide, Inc. | Method and apparatus for optical flame control of combustion burners |
| JPH10110911A (en) * | 1996-10-08 | 1998-04-28 | Nobuhiro Suzuki | Combustor |
| JP3607058B2 (en) * | 1997-09-05 | 2005-01-05 | 三菱電機株式会社 | Incinerator and operation control method for incinerator |
| JP3790979B2 (en) * | 1997-09-08 | 2006-06-28 | 前島 文夫 | Toxic substance removal incinerator |
| JPH11257637A (en) * | 1998-03-11 | 1999-09-21 | Sanyo Electric Co Ltd | Method of controlling burner fan for combustion burner of incinerator |
| JP3625639B2 (en) * | 1998-03-19 | 2005-03-02 | 日立造船株式会社 | Fluidized bed incinerator equipment and combustion control method for fluidized bed incinerator equipment |
| FR2777075B1 (en) * | 1998-04-02 | 2000-05-19 | Air Liquide | METHOD FOR OPERATING AN OVEN AND DEVICE FOR IMPLEMENTING THE METHOD |
| JP3668010B2 (en) * | 1998-09-29 | 2005-07-06 | 株式会社日立製作所 | Waste incineration equipment and its control method |
| JP2001004116A (en) * | 1999-06-18 | 2001-01-12 | Mitsubishi Heavy Ind Ltd | Method and apparatus for controlling combustion in incinerator |
| JP3859926B2 (en) * | 2000-01-24 | 2006-12-20 | 株式会社神鋼環境ソリューション | Method and apparatus for controlling combustion air in pyrolysis gasification melting system |
| JP3806306B2 (en) * | 2001-01-16 | 2006-08-09 | 三菱重工業株式会社 | Secondary combustion apparatus for ash melting furnace and method of operating secondary combustion apparatus |
| US6404342B1 (en) * | 2001-09-14 | 2002-06-11 | Honeywell International Inc. | Flame detector using filtering of ultraviolet radiation flicker |
| ES2201885B1 (en) † | 2001-11-16 | 2005-06-01 | Al Air Liquide España, S.A. | PROCEDURE FOR THE FUSION OF AN ALUMINUM LOAD. |
| FR2832732B1 (en) | 2001-11-29 | 2004-02-13 | Air Liquide | USE OF FUME ANALYSIS IN ALUMINUM OVENS |
| JP2003302022A (en) * | 2002-04-10 | 2003-10-24 | Ebara Corp | Melting furnace, operation method for melting furnace and gasification melting system |
| JP2004012047A (en) * | 2002-06-07 | 2004-01-15 | Jfe Engineering Kk | Incinerator and operating method of incinerator |
| AU2003209925A1 (en) | 2003-03-21 | 2004-10-11 | L'air Liquide, Societe Anonyme A Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude | Process for melting an aluminum charge containing organic material |
| WO2005024398A1 (en) | 2003-09-01 | 2005-03-17 | L'air Liquide, Societe Anonyme A Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude | Method for measuring gaseous species by derivation |
| FR2866656B1 (en) * | 2004-02-25 | 2006-05-26 | Air Liquide | PROCESS FOR TREATING ALUMINUM IN A ROTARY OR REVERB FURNACE |
| JP2006046867A (en) * | 2004-08-09 | 2006-02-16 | Miura Co Ltd | Ignition method for combustion system |
| AU2005229668B2 (en) * | 2004-11-04 | 2008-03-06 | Babcock-Hitachi K.K. | Overfiring air port, method for manufacturing air port, boiler, boiler facility, method for operating boiler facility and method for improving boiler facility |
| ES2326568B1 (en) † | 2005-05-04 | 2010-07-15 | Al Air Liquide España, S.A. | PROCEDURE FOR THE FUSION OF A FERROUS LOAD AND CONTROL SYSTEM OF THE CONCENTRATION OF UNQUEMED IN A FUSION OVEN. |
| CN100447484C (en) * | 2005-07-08 | 2008-12-31 | 姜政华 | Industrial boiler of multi-fuel burning using ultrafine coal dust as main fuel |
| JP3963925B2 (en) * | 2005-11-08 | 2007-08-22 | 株式会社神鋼環境ソリューション | Secondary combustion method and apparatus in incineration system |
| JP4701138B2 (en) * | 2006-09-04 | 2011-06-15 | 三菱重工環境・化学エンジニアリング株式会社 | Stoker-type incinerator and its combustion control method |
| DE102006060869A1 (en) * | 2006-12-22 | 2008-06-26 | Khd Humboldt Wedag Gmbh | Method for controlling the operation of a rotary kiln burner |
| JP5228511B2 (en) * | 2008-02-07 | 2013-07-03 | 株式会社Ihi | Pyrolysis equipment |
| JP5243840B2 (en) * | 2008-05-01 | 2013-07-24 | 株式会社タクマ | Combustion method of stoker type incinerator |
| EP2159525A1 (en) † | 2008-08-29 | 2010-03-03 | Air Liquide Deutschland GmbH | Method for operating an oven and device for carrying out the method |
| CN101655245B (en) * | 2009-09-04 | 2011-03-16 | 江苏焱鑫科技股份有限公司 | Multiparameter automatic control method of industrial furnace burner |
-
2010
- 2010-04-23 FR FR1053147A patent/FR2959298B1/en active Active
-
2011
- 2011-03-30 PL PL11719312T patent/PL2561295T3/en unknown
- 2011-03-30 CN CN201180020107.7A patent/CN102859307B/en active Active
- 2011-03-30 RU RU2012149939/02A patent/RU2012149939A/en not_active Application Discontinuation
- 2011-03-30 EP EP11719312.8A patent/EP2561295B2/en active Active
- 2011-03-30 BR BR112012027190-3A patent/BR112012027190B1/en active IP Right Grant
- 2011-03-30 ES ES11719312T patent/ES2675910T5/en active Active
- 2011-03-30 WO PCT/FR2011/050703 patent/WO2011131880A1/en not_active Ceased
- 2011-03-30 JP JP2013505519A patent/JP2013530366A/en not_active Ceased
- 2011-03-30 CA CA2797168A patent/CA2797168C/en active Active
- 2011-03-30 TR TR2018/09425T patent/TR201809425T4/en unknown
- 2011-03-30 US US13/642,683 patent/US20130115560A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| JP2013530366A (en) | 2013-07-25 |
| CN102859307A (en) | 2013-01-02 |
| TR201809425T4 (en) | 2018-07-23 |
| EP2561295B2 (en) | 2025-04-02 |
| FR2959298A1 (en) | 2011-10-28 |
| CN102859307B (en) | 2015-08-19 |
| BR112012027190A2 (en) | 2016-07-19 |
| ES2675910T5 (en) | 2025-05-30 |
| WO2011131880A1 (en) | 2011-10-27 |
| EP2561295B1 (en) | 2018-05-16 |
| ES2675910T3 (en) | 2018-07-13 |
| US20130115560A1 (en) | 2013-05-09 |
| PL2561295T3 (en) | 2018-11-30 |
| CA2797168C (en) | 2018-07-03 |
| RU2012149939A (en) | 2014-05-27 |
| FR2959298B1 (en) | 2012-09-21 |
| BR112012027190B1 (en) | 2020-11-03 |
| EP2561295A1 (en) | 2013-02-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2797168A1 (en) | Fuel-fired furnace and method for controlling combustion in a fuel-fired furnace | |
| CA2764748C (en) | Method for adjusting an oven for baking anodes, and oven suitable for implementing same | |
| WO2009144393A1 (en) | Purification assembly having catalysts for gases and combustion fumes from solid fuel heating apparatus | |
| US20190203933A1 (en) | Variable Feed Enclosed Combustor System and Method For Its Use | |
| CN113418206A (en) | Primary air adjusting method and device based on pulverized coal burner nozzle temperature measurement | |
| FR2783595A1 (en) | METHOD FOR HEATING AN OVEN | |
| EP0850883A2 (en) | Process for making technical glass and burner for carrying out said method | |
| EP3715717B1 (en) | Combustion method and burner for implementing the same | |
| EP0515255B1 (en) | Process and device for the aspiration of fumes or gases from a metallurgical vessel and device therefor | |
| US10030871B2 (en) | Combustion monitoring | |
| WO2025223299A1 (en) | Semiconductor waste gas treatment system and control method therefor | |
| EP2212620B1 (en) | Combustion method and system | |
| WO2014125210A2 (en) | Facility for producing and treating smoke | |
| WO1998040671A1 (en) | Cremating method and cremator | |
| EP3482131B1 (en) | Method for preheating a fluid upstream of a furnace | |
| WO2020126401A1 (en) | Assembly and method for injecting a gaseous combustion agent | |
| FR3030689A1 (en) | OXY-BURNER FOR COMBUSTIBLE GAS WITH LOW CALORIFIC POWER AND USE THEREOF | |
| KR102302875B1 (en) | Industrial furnace and process for controlling the combustion inside | |
| WO2004020044A2 (en) | Fire extinguishing training exercise system | |
| FR2903478A1 (en) | METHOD FOR HEATING A CHARGE, IN PARTICULAR ALUMINUM | |
| NL2030855B1 (en) | Burner control system of or for a heating system and method for controlling a burner control system | |
| EP0269488B1 (en) | Premix gas burner with flame control | |
| CA1143277A (en) | Gas burner with highly variable volume of blown air | |
| EP4184059A1 (en) | Fuel boiler with pressure reduction device for flame ignition | |
| CN202482385U (en) | Furnace pressure control device for continuous annealing furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20160318 |