Investigating the development of thermal stratification from the near-wall regions to the bulk-gas in an HCCI engine with planar imaging thermometry
N Dronniou, J Dec - SAE International Journal of Engines, 2012 - JSTOR
ABSTRACT A tracer-based single-line PLIF imaging technique using a unique optical
configuration that allows simultaneously viewing the bulk-gas and the boundary layer region …
configuration that allows simultaneously viewing the bulk-gas and the boundary layer region …
Thermal stratification in an internal combustion engine due to wall heat transfer measured by laser-induced fluorescence
Laser-induced fluorescence of toluene was used to image spatial fluctuations of gas
temperature in an optically accessible engine. These thermal inhomogeneities develop due …
temperature in an optically accessible engine. These thermal inhomogeneities develop due …
Temperature, pressure, and bath gas composition dependence of fluorescence spectra and fluorescence lifetimes of toluene and naphthalene
S Faust, G Tea, T Dreier, C Schulz - Applied Physics B, 2013 - Springer
Time-resolved fluorescence spectra of gas-phase toluene and naphthalene were
investigated upon picosecond laser excitation at 266 nm as a function of temperature …
investigated upon picosecond laser excitation at 266 nm as a function of temperature …
Evaluation of toluene LIF thermometry detection strategies applied in an internal combustion engine
In the context of toluene laser-induced fluorescence (LIF) thermometry, the two common LIF
detection strategies, namely one-color and two-color detection, have been simultaneously …
detection strategies, namely one-color and two-color detection, have been simultaneously …
A comparison of selected organic tracers for quantitative scalar imaging in the gas phase via laser-induced fluorescence
This paper compares three of the tracers most commonly used for laser-induced
fluorescence in gaseous flows, toluene, naphthalene, and acetone. Additionally, anisole …
fluorescence in gaseous flows, toluene, naphthalene, and acetone. Additionally, anisole …
Quantitative planar laser-induced fluorescence imaging of multi-component fuel/air mixing in a firing gasoline-direct-injection engine: effects of residual exhaust gas …
A study of in-cylinder fuel–air mixing distributions in a firing gasoline-direct-injection engine
is reported using planar laser-induced fluorescence (PLIF) imaging. A multi-component fuel …
is reported using planar laser-induced fluorescence (PLIF) imaging. A multi-component fuel …
Photo-physical properties of anisole: temperature, pressure, and bath gas composition dependence of fluorescence spectra and lifetimes
S Faust, T Dreier, C Schulz - Applied Physics B, 2013 - Springer
Anisole is a promising candidate for use as fluorescent tracer for gas-phase imaging
diagnostics. Its high-fluorescence quantum yield (FQY) and its large Stokes shift lead to …
diagnostics. Its high-fluorescence quantum yield (FQY) and its large Stokes shift lead to …
A novel approach for quantitative measurements of preferential evaporation of fuel by means of two-tracer laser induced fluorescence
This paper presents a novel approach for the measurement of vapor fuel concentration at
engine relevant conditions for the investigation of preferential evaporation in …
engine relevant conditions for the investigation of preferential evaporation in …
Temperature and bath gas composition dependence of effective fluorescence lifetimes of toluene excited at 266 nm
S Faust, T Dreier, C Schulz - Chemical Physics, 2011 - Elsevier
Time-resolved fluorescence spectra of gas-phase toluene upon picosecond excitation at
266 nm were investigated as a function of temperature (296–1074 K) and bath gas …
266 nm were investigated as a function of temperature (296–1074 K) and bath gas …
Quantitative vapor temperature imaging in DISI-sprays at elevated pressures and temperatures using two-line excitation laser-induced fluorescence
Direct-injection (DI) concepts with spray-guided mixture formation are promising methods to
increase the efficiency of spark ignition (SI) engines. The fuel and temperature distribution …
increase the efficiency of spark ignition (SI) engines. The fuel and temperature distribution …