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Measurements and kinetic modeling of energy coupling in volume and surface nanosecond pulse discharges
Nanosecond pulse discharge plasma imaging, coupled pulse energy measurements, and kinetic modeling are used to analyze the mechanism of energy coupling in high repetition rate, spatially uniform,Expand
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Ignition Time Measurements in Repetitive Nanosecond Pulse Hydrogen–Air Plasmas at Elevated Initial Temperatures
Ignition time is measured in premixed preheated hydrogen-air flows excited by a repetitive nanosecond pulse discharge in a plane-to-plane geometry. ICCD images of the plasma and the flame demonstrateExpand
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Picosecond CARS measurements of nitrogen vibrational loading and rotational/translational temperature in non-equilibrium discharges
Picosecond Coherent Anti-Stokes Raman Spectroscopy is used to study vibrational energy loading and relaxation kinetics in nitrogen and air nsec pulsed non-equilibrium plasmas, in both plane-to-planeExpand
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Measurements of temperature and hydroxyl radical generation/decay in lean fuel–air mixtures excited by a repetitively pulsed nanosecond discharge
Abstract OH Laser Induced Fluorescence (LIF) and picosecond (ps), broadband Coherent Anti-Stokes Raman Spectroscopy (CARS) are used for time-resolved temperature and time-resolved, absolute OH numberExpand
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Ignition of hydrogen–air mixtures using pulsed nanosecond dielectric barrier plasma discharges in plane-to-plane geometry
Abstract Ignition of preheated (400–500 K) H 2 –air mixtures at low pressures (80–100 torr) excited by pulsed nanosecond dielectric barrier discharges is investigated through experiments andExpand
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Hydroxyl Radical Kinetics in Repetitively Pulsed Hydrogen–Air Nanosecond Plasmas
Absolute hydroxyl radical (OH) concentration is determined in stoichiometric hydrogen-air mixtures at P = 54-94 torr and initial temperature of T = 100°C-200°C, which are both functions of time,Expand
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Influence of self-sustained jet oscillation on a confined turbulent flame near lean blow-out
Abstract Premixed methane–air turbulent flame is generated in a single-nozzle jet-stabilized combustor designed based on the FLOX ® concept 1 . Confinement-induced, self-sustained jet oscillation isExpand
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WALL TEMPERATURE MEASUREMENTS IN GAS TURBINE COMBUSTORS WITH THERMOGRAPHIC PHOSPHORS
Phosphor thermometry has been developed for wall temperature measurements in gas turbines and gas turbine model combustors. An array of phosphors has been examined in detail for spatially andExpand
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Confinement-Induced Instabilities in a Jet-Stabilized Gas Turbine Model Combustor
Self-sustained jet flapping is observed in a confined, premixed and preheated methane-air turbulent flame, generated in a single-nozzle jet-stabilized gas turbine model combustor designed based onExpand
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