[go: up one dir, main page]

Lee et al. - Google Patents

Thermal and Nox Emission Characteristics of Periodically Fuel Flow-Pulsed Combustion at a Nozzle-Mixed Burner in a Direct-Fired Furnace

Lee et al.

View PDF
Document ID
15605769009278393048
Author
Lee H
Seo D
Publication venue
Available at SSRN 4965545

External Links

Snippet

In the present study, an experimental study was conducted on pulsating combustion technology through periodic control of fuel flow to reduce NOx emission. A mechanically operated valve with continuous rotation was used to generate oscillation flow in the fuel …
Continue reading at papers.ssrn.com (PDF) (other versions)

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/20—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone
    • F23D14/22—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone with separate air and gas feed ducts, e.g. with ducts running parallel or crossing each other
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46—Details, e.g. noise reduction means
    • F23D14/72—Safety devices, e.g. operative in case of failure of gas supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N5/00—Systems for controlling combustion
    • F23N5/003—Systems for controlling combustion using detectors sensitive to combustion gas properties
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2035/00—Valves, nozzles or pumps
    • F23N2035/12—Fuel valves
    • F23N2035/16—Fuel valves variable flow or proportional valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N5/00—Systems for controlling combustion
    • F23N5/24—Preventing development of abnormal or undesired conditions, i.e. safety arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—COMBUSTION APPARATUS USING FLUENT FUEL
    • F23C2900/00—Special features of, or arrangements for combustion apparatus using fluid fuels or solid fuels suspended in air; Combustion processes therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2900/00—Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
    • F23D2900/00014—Pilot burners specially adapted for ignition of main burners in furnaces or gas turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N1/00—Regulating fuel supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—COMBUSTION APPARATUS USING FLUENT FUEL
    • F23C7/00—Combustion apparatus characterised by arrangements for air supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • 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 ENGINES OR PUMPS
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—COMBUSTION APPARATUS USING FLUENT FUEL
    • F23C6/00—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—COMBUSTION APPARATUS USING FLUENT FUEL
    • F23C9/00—Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—COMBUSTION APPARATUS USING FLUENT FUEL
    • F23C99/00—Subject-matter not provided for in other groups of this subclass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—AIR SUPPLY; DRAUGHT-INDUCING; SUPPLYING NON-COMBUSTIBLE LIQUID OR GAS
    • F23L7/00—Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam

Similar Documents

Publication Publication Date Title
Zhou et al. Effects of annular N2/O2 and CO2/O2 jets on combustion instabilities and NOx emissions in lean-premixed methane flames
Jerzak et al. Experimental study of impact of swirl number as well as oxygen and carbon dioxide content in natural gas combustion air on flame flashback and blow-off
Abdelaal et al. Characteristics and flame appearance of oxy-fuel combustion using flue gas recirculation
Alkabie et al. Lean low NOx primary zones using radial swirlers
Jang et al. Nitric oxide emission reduction and thermal characteristics of fuel-pulsed oscillating combustion in an industrial burner system
Drubetskoi et al. Short overview on combustion systems scale‐up with emphasis on NOx emissions of gas‐fired furnaces
Alabaş et al. Effect of oxygen enrichment of Biogas-Hydrogen mixtures in a premixed combustor on the combustion instability and emissions
Ali et al. Comparative analysis of the stability and structure of premixed C3H8/O2/CO2 and C3H8/O2/N2 flames for clean flexible energy production
Mishra et al. Effect of swirl number on structural and emission characteristics of moderate size burner flames
Hu et al. Experimental investigation of combustion instability and NOx emissions control by adjustable swirl jet in lean premixed flames
Lee et al. Thermal and NOx emission characteristics of periodic fuel-flow-pulsed combustion at a nozzle-mixed burner in a direct-fired furnace
Delabroy et al. Passive and active control of NOx in industrial burners
Lee et al. Thermal and Nox Emission Characteristics of Periodically Fuel Flow-Pulsed Combustion at a Nozzle-Mixed Burner in a Direct-Fired Furnace
Lee et al. Nox Emission Characteristics of Periodically Fuel Flow-Pulsed Combustion at a Nozzle-Mixed Burner in a Direct-Fired Furnace
Dekhatawala et al. Effect of equivalence ratio on flame morphology, thermal and emissions characteristics of inverse diffusion porous burner
Cheng et al. Experimental investigation of NOx reduction by varying internal flue gas recirculation structures in non-premixed methane combustion
Lee et al. An experimental study on industrial boiler burners applied low NOx combustion technologies
Lee et al. Experimental investigation of NOx emission reduction and efficiency improvement in a reheating furnace using multiple fuel-flow-pulsed burners
Rodrigues et al. Development and Performance of a Perforated Plate Burner under Relevant Gas Turbine Engine Conditions.
Lee et al. NOx formation mechanism analysis in a nozzle-mixed flame burner with a pulsed cross-jet fuel injection configuration
Marsh et al. Selective exhaust gas recycling for carbon capture applications: combustion and operability measurement
Khateeb Stability limits and exhaust emissions from ammonia flames in a swirl combustor at elevated pressures
Tunç Swirl number effects on combustion characteristics of oxygen-enriched methane-hydrogen fuel mixture under acoustic excitation conditions
Zhumagulov et al. Comparative analysis of swirl burner and cross jet burner in terms of efficiency and environmental performance
Lee et al. Experimental Investigation on Nox Emission Reduction and Efficiency Improvement in a Reheating Furnace with Multiple Fuel Flow-Pulsed Burners