... Fouling Friction Multiphase flows Nonintrusive diagnostics Sprays Two-phase Visualization Wear The change in energy production from fossil fuels to renewable sources results in a fluctuation of the produced electric energy. To ensure grid stability, a higher flexibility of conventional...

... energy sources Combustion Energy Energy conversion Engines Fuel combustion Internal combustion engines Internal flow Power Swirling Thermodynamics Turbulence Turbulent Visualization Co- generation Modern co-generation spark ignition units are one of the most effective technologies...

... was relatively circular throughout the visualization period. Flame speed data suggest a different flame propagation inside a bowl-in piston geometry compared to a typical SI engine chamber, which would affect the overall combustion phenomena (i.e., misfiring, knocking, or emissions). While the flame front...

..., 2018. Editor: David Wisler. 08 11 2017 30 12 2017 Burners Combustion Combustors Experimental Flame Gas turbine technology Heat transfer Nonintrusive diagnostics Swirling Temperature Turbulent Visualization Flow velocities within combustors have been studied since...

... ISO 46 at controlled mass flow rate and temperature. The spur gear is housed inside a test box, which is composed by removable plates, for both assembling and visualization purposes. Although the test box volume is big enough to minimize the influence of the walls, the gear can be tested in a wall...

... and visualization rather than performance, the compressor was not designed to produce significant pressure. Fig. 12 Installed calibration results, uncorrected Figure 12 shows the results of the calibration experiments. A linear regression was created to fit the data for each sensor...

...; published online November 7, 2017. Editor: David Wisler. 20 07 2017 08 08 2017 Combustion Combustors Experimental Flame Jets Measurement techniques Nonintrusive diagnostics Shear Flows Turbulent Unsteady flows Visualization High momentum jet stabilized combustion...

... levels of the oscillation amplitude. Second, distributed flame dynamics are investigated by means of visualizing the mean and oscillating heat release distribution at different pulsation amplitudes. The observed flame dynamics are then compared against numerical evaluations of the respective amplitude...

..., 2017; published online October 10, 2017. Assoc. Editor: Nadir Yilmaz. 22 03 2017 07 07 2017 Combustion Engines Experimental Internal combustion engines Measurement techniques Mixed Process Multiphase flows Nonintrusive diagnostics Two-phase Visualization...

... between the ignition probability field and the airflow turbulent kinetic energy and velocity fields. Local equivalence ratio enhances the importance of the ORZ. Once a successful ignition is accomplished on one injector, the injector-to-injector flame propagation must be examined. High-speed visualization...

... technology Swirling Turbulent Visualization Aerospace Propulsion systems Steady pressure from a variety of sources has driven the improvement of gas turbine engine technology. Fuel efficiency is an issue of global concern for both economic and environmental reasons. Concurrently, aircraft...

...-to-cycle variations of the in-cylinder flow characteristics in SIDI engine. 09 11 2016 07 12 2016 Fluids Swirling Unsteady flows Visualization More stricter regulations of engine emission reduction and fuel efficiency improvement have been imposed on carmakers in recent years...

... . Manuscript received June 28, 2016; final manuscript received July 12, 2016; published online September 27, 2016. Editor: David Wisler. 28 06 2016 12 07 2016 Measurement techniques Component maintenance Visualization Component operations The regeneration of jet engines...

... Unsteady flows Visualization Combustion 29 06 2016 05 07 2016 Contributed by the Combustion and Fuels Committee of ASME for publication in the J OURNAL OF E NGINEERING FOR G AS T URBINES AND P OWER . Manuscript received June 29, 2016; final manuscript received July 5, 2016...

... Gas turbine technology Jets Shear Flows Swirling Temperature Turbulent Visualization Swirling jets undergoing vortex breakdown are widely used in combustion applications, because the recirculation zone provides an aerodynamic mechanism for flame stabilization [ 1 ]. The vortex breakdown...

... Experimental Measurement techniques Nonintrusive diagnostics Turbulence Unsteady flows Visualization To comply with the emission targets of ACARE 2020 and to reduce fuel burn of aero-engines, one technological approach is to improve the thermal efficiency of the core engine. This can be achieved...

... the engine operating conditions which invoke this phenomenon. The authors also have developed a visualization method to realize the wide-perspective internal observation of the DPF. The observation experiment has been conducted with a commercial engine and DPF under the revealed conditions. Experimental...

... Nonintrusive diagnostics Swirling Visualization The internal combustion engine, as one of the most reliable and widely implemented machines to convert chemical energy of fuel into kinetic energy, was invented over a century ago. Since then, enormous improvement has been made to improve...

... equivalence ratio ([O/C] e ) until it reaches a steady value, while in IDF the length decreased with the increase of [O/C] e . Combustion Energy Experimental Radiation Visualization Coke oven gas (COG) is one of the byproducts in coke producing process. Disposing COG without an effective...

... combustion engines Nonintrusive diagnostics Swirling Visualization Fracture Novel powertrain technologies have allowed automobiles to improve engine power and performance. For example, vehicles with spark-ignition direct-injection (SIDI) engines show remarkable advantages in lower fuel...