EP1892470B8 - Method of Reducing NOx Emissions in a Pulverized Coal Burner - Google Patents

Method of Reducing NOx Emissions in a Pulverized Coal Burner Download PDF

Info

Publication number
EP1892470B8
EP1892470B8 EP06254290A EP06254290A EP1892470B8 EP 1892470 B8 EP1892470 B8 EP 1892470B8 EP 06254290 A EP06254290 A EP 06254290A EP 06254290 A EP06254290 A EP 06254290A EP 1892470 B8 EP1892470 B8 EP 1892470B8
Authority
EP
European Patent Office
Prior art keywords
pulverized coal
nox emissions
coal burner
reducing nox
burner
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.)
Active
Application number
EP06254290A
Other languages
German (de)
French (fr)
Other versions
EP1892470B1 (en
EP1892470A1 (en
Inventor
Albert D. Larue
William J. Kahle
Alan N. Sayre
Hamid Sarv
Daniel R. Rowley
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Babcock and Wilcox Power Generation Group Inc
Original Assignee
Babcock and Wilcox Power Generation Group Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to EP09151678.1A priority Critical patent/EP2051005B1/en
Priority to PL09170949.3T priority patent/PL2138765T3/en
Priority to ES09151678.1T priority patent/ES2636594T3/en
Priority to AT06254290T priority patent/ATE497126T1/en
Priority to DK06254290.7T priority patent/DK1892470T3/en
Priority to DE602006019860T priority patent/DE602006019860D1/en
Priority to PL09151678T priority patent/PL2051005T3/en
Priority to DK09170949.3T priority patent/DK2138765T3/en
Priority to ES06254290T priority patent/ES2358273T3/en
Priority to EP06254290A priority patent/EP1892470B8/en
Priority to EP09170949.3A priority patent/EP2138765B1/en
Priority to ES09170949.3T priority patent/ES2576008T3/en
Application filed by Babcock and Wilcox Power Generation Group Inc filed Critical Babcock and Wilcox Power Generation Group Inc
Priority to PL06254290T priority patent/PL1892470T3/en
Publication of EP1892470A1 publication Critical patent/EP1892470A1/en
Application granted granted Critical
Publication of EP1892470B1 publication Critical patent/EP1892470B1/en
Publication of EP1892470B8 publication Critical patent/EP1892470B8/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D1/00—Burners for combustion of pulverulent fuel
    • F23D1/02—Vortex burners, e.g. for cyclone-type combustion apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Pre-Mixing And Non-Premixing Gas Burner (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)

Abstract

A new burner apparatus and method of combusting fossils fuels for commercial and industrial application is provided wherein the new burner apparatus achieves low NO x emissions by supplying oxygen to the center of the burner flame in as manners so as to create a fuel rich Internal combustion zone within the burner flame.
EP06254290A 2006-08-16 2006-08-16 Method of Reducing NOx Emissions in a Pulverized Coal Burner Active EP1892470B8 (en)

Priority Applications (13)

Application Number Priority Date Filing Date Title
ES09151678.1T ES2636594T3 (en) 2006-08-16 2006-08-16 Central air jet burner
AT06254290T ATE497126T1 (en) 2006-08-16 2006-08-16 METHOD FOR REDUCING NOX EMISSIONS IN A CARBON BURNER
DK06254290.7T DK1892470T3 (en) 2006-08-16 2006-08-16 Process for reducing NOx emissions in a pulverized-coal burner
DE602006019860T DE602006019860D1 (en) 2006-08-16 2006-08-16 Method of reducing NOx emissions in a pulverized coal burner
PL09151678T PL2051005T3 (en) 2006-08-16 2006-08-16 Burner with center air jet
DK09170949.3T DK2138765T3 (en) 2006-08-16 2006-08-16 Method of combustion
PL06254290T PL1892470T3 (en) 2006-08-16 2006-08-16 Method of Reducing NOx Emissions in a Pulverized Coal Burner
ES06254290T ES2358273T3 (en) 2006-08-16 2006-08-16 NOx EMISSION REDUCTION PROCEDURE IN A PULVERIZED CARBON BURNER.
EP09151678.1A EP2051005B1 (en) 2006-08-16 2006-08-16 Burner with center air jet
ES09170949.3T ES2576008T3 (en) 2006-08-16 2006-08-16 Combustion method
EP09170949.3A EP2138765B1 (en) 2006-08-16 2006-08-16 Method of combustion
PL09170949.3T PL2138765T3 (en) 2006-08-16 2006-08-16 Method of combustion
EP06254290A EP1892470B8 (en) 2006-08-16 2006-08-16 Method of Reducing NOx Emissions in a Pulverized Coal Burner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06254290A EP1892470B8 (en) 2006-08-16 2006-08-16 Method of Reducing NOx Emissions in a Pulverized Coal Burner

Related Child Applications (4)

Application Number Title Priority Date Filing Date
EP09151678.1A Division EP2051005B1 (en) 2006-08-16 2006-08-16 Burner with center air jet
EP09170949.3A Division EP2138765B1 (en) 2006-08-16 2006-08-16 Method of combustion
EP09151678.1 Division-Into 2009-01-29
EP09170949.3 Division-Into 2009-09-22

Publications (3)

Publication Number Publication Date
EP1892470A1 EP1892470A1 (en) 2008-02-27
EP1892470B1 EP1892470B1 (en) 2011-01-26
EP1892470B8 true EP1892470B8 (en) 2011-03-09

Family

ID=37564416

Family Applications (3)

Application Number Title Priority Date Filing Date
EP09170949.3A Active EP2138765B1 (en) 2006-08-16 2006-08-16 Method of combustion
EP06254290A Active EP1892470B8 (en) 2006-08-16 2006-08-16 Method of Reducing NOx Emissions in a Pulverized Coal Burner
EP09151678.1A Active EP2051005B1 (en) 2006-08-16 2006-08-16 Burner with center air jet

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP09170949.3A Active EP2138765B1 (en) 2006-08-16 2006-08-16 Method of combustion

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP09151678.1A Active EP2051005B1 (en) 2006-08-16 2006-08-16 Burner with center air jet

Country Status (6)

Country Link
EP (3) EP2138765B1 (en)
AT (1) ATE497126T1 (en)
DE (1) DE602006019860D1 (en)
DK (2) DK2138765T3 (en)
ES (3) ES2358273T3 (en)
PL (3) PL2051005T3 (en)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2933060C2 (en) * 1979-08-16 1987-01-22 L. & C. Steinmüller GmbH, 5270 Gummersbach Burners for the combustion of dust-like fuels
US4924784A (en) * 1984-02-27 1990-05-15 International Coal Refining Company Firing of pulverized solvent refined coal
DE3535873A1 (en) * 1985-10-08 1987-04-09 Theo Dipl Ing Burkard Process for low-NOx combustion by means of a free-radical-forming medium
FI98658C (en) * 1990-03-07 1997-07-25 Hitachi Ltd Burner for pulverized carbon, boiler for pulverized carbon and method for combustion of pulverized carbon
US5199355A (en) 1991-08-23 1993-04-06 The Babcock & Wilcox Company Low nox short flame burner
DE4325643A1 (en) * 1993-07-30 1995-02-02 Lentjes Kraftwerkstechnik Burners for burning dusty fuel
US5697306A (en) 1997-01-28 1997-12-16 The Babcock & Wilcox Company Low NOx short flame burner with control of primary air/fuel ratio for NOx reduction
RS50092B (en) * 2000-08-04 2009-01-22 Babcock-Hitachi Kabushiki Kaisha, SOLID FUEL BURNER AND COMBUSTION PROCEDURE IN SOLID FUEL BURNER
PL199944B1 (en) * 2001-01-18 2008-11-28 Alstom Power Boiler Gmbh Burner for the combustion of particulate fuel
ES2566798T3 (en) * 2002-05-15 2016-04-15 Praxair Technology, Inc. Combustion with low NOx emissions

Also Published As

Publication number Publication date
EP2138765A2 (en) 2009-12-30
PL1892470T3 (en) 2011-07-29
ATE497126T1 (en) 2011-02-15
EP1892470B1 (en) 2011-01-26
ES2636594T3 (en) 2017-10-06
ES2576008T3 (en) 2016-07-04
DK1892470T3 (en) 2011-03-21
PL2138765T3 (en) 2016-09-30
EP1892470A1 (en) 2008-02-27
EP2138765B1 (en) 2016-03-30
DE602006019860D1 (en) 2011-03-10
ES2358273T3 (en) 2011-05-09
EP2051005A2 (en) 2009-04-22
PL2051005T3 (en) 2017-10-31
EP2051005B1 (en) 2017-06-14
EP2051005A3 (en) 2010-06-09
EP2138765A3 (en) 2010-09-22
DK2138765T3 (en) 2016-07-25

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