Results 51 to 60 of about 1,373,761 (261)

Holistic analysis of a gliding arc discharge using 3D tomography and single-shot fluorescence lifetime imaging

Communications Engineering
Gliding arc plasmas, a versatile form of non-thermal plasma discharges, hold great promise for sustainable chemical conversion in electrified industrial applications.
Sebastian Nilsson, David Sanned, Adrian Roth, Jinguo Sun, Edouard Berrocal, Mattias Richter, Andreas Ehn   +6 more
doaj   +1 more source

Effects of electrode configurations on the combustion characteristics of premixed methane-air flames

Journal of Thermal Science and Technology, 2015
The present paper reported the effects of electric fields produced by the mesh, ring and needle electrodes on outwardly propagating premixed flames in a constant chamber.
Jianfeng FANG, Xiaomin WU, Hao DUAN, Chao LI, Zhongquan GAO   +4 more
doaj   +1 more source

Validation of a RANS 3D-CFD Gaseous Emission Model with Space-, Species-, and Cycle-Resolved Measurements from an SI DI Engine

Energies, 2020
Reynolds-averaged Navier–Stokes (RANS) three-dimensional (3D) computational fluid dynamics (CFD) simulations of gaseous emissions from combustion engines are very demanding due to the complex geometry, the emissions formation mechanisms, and the ...
Stefania Esposito, Max Mally, Liming Cai, Heinz Pitsch, Stefan Pischinger   +4 more
doaj   +1 more source

Real Driving Emissions—Conception of a Data-Driven Calibration Methodology for Hybrid Powertrains Combining Statistical Analysis and Virtual Calibration Platforms

Energies, 2021
The combination of different propulsion and energy storage systems for hybrid vehicles is changing the focus in the field of powertrain calibration. Shorter time-to-market as well as stricter legal requirements regarding the validation of Real Driving ...
Sascha Krysmon, Frank Dorscheidt, Johannes Claßen, Marc Düzgün, Stefan Pischinger   +4 more
doaj   +1 more source

Numerical Analysis of Solid Rocket Motor Instabilities With AP Composite Propellants [PDF]

, 1999
A non-steady model for the combustion of ammonium perchlorate composite propellants has been developed in order to be incorporated into a comprehensive gasdynamics model of solid rocket motor flow fields.
Beddini, Robert A., Cohen, Norman S., Culick, Fred E. C., Roh, Tae-Seong   +3 more
core  

Investigation into background levels of small organic samples at the NERC Radiocarbon Laboratory [PDF]

, 2007
Recent progress in preparation/combustion of submilligram organic samples at our laboratories is presented. Routine methods had to be modified/refined to achieve acceptable and consistent procedural blanks for organic samples smaller than 1000 g C.
Bryant, Charlotte L., Currie, Margaret, Ertunc, Tanya, Freeman, Stewart T., Maden, Colin, Murray, Callum, Xu, Sheng   +6 more
core   +1 more source

Solution Combustion Synthesis of Nanoscale Materials.

Chemical Reviews, 2016
Solution combustion is an exciting phenomenon, which involves propagation of self-sustained exothermic reactions along an aqueous or sol-gel media.
A. Varma, A. Mukasyan, A. Rogachev, K. Manukyan   +3 more
semanticscholar   +1 more source

Single scattering detection in turbid media using single-phase structured illumination filtering [PDF]

Journal of the European Optical Society-Rapid Publications, 2012
This work shows a unique possibility of visualizing the exponential intensity decay due to light extinction, when laser radiation propagates through a homogeneous scattering medium.
Berrocal E., Johnsson J., Kristensson E., Aldén M.   +3 more
doaj   +1 more source

Real Driving Emission Calibration—Review of Current Validation Methods against the Background of Future Emission Legislation

Applied Sciences, 2021
Reducing air pollution caused by emissions from road traffic, especially in urban areas, is an important goal of legislators and the automotive industry.
Johannes Claßen, Sascha Krysmon, Frank Dorscheidt, Stefan Sterlepper, Stefan Pischinger   +4 more
doaj   +1 more source

Energy-Intensive Materials with Mechanically Activated Components

ChemEngineering, 2023
The production and study of highly dispersed aluminum-based powders represents one of contemporary science’s priority fields. This is primarily driven by the practical necessity to develop new materials, a feat that, in some cases, can only be achieved ...
Bakkara Ayagoz, Sadykov Bakhtiyar, Artykbaeva Aida, Kamunur Kaster, Batkal Aisulu, Kalmuratova Bakhyt   +5 more
doaj   +1 more source