Results 11 to 20 of about 6,392,109 (288)

Transient response of turbocharged diesel engine for transient operation using air injection assist system [PDF]

open access: yes, 2007
Great improvements have been made in engine performance and emission control due to recent intensive research on engine systems. Further improvements are still required and turbocharging is aiding further improvements in emissions, power and downsizing ...
Rao, H.V.   +3 more
core   +9 more sources

Gas turbine transient performance modeling for engine flight path cycle analysis [PDF]

open access: yes, 2010
The growth in competitiveness in airline industry has called for more advanced tool to estimate the operating costs. Engine maintenance costs are an important decisionmaking element during airline fleet selection judgment.
Janikovic, Jan
core   +7 more sources

Comparison of passive and active methods for improving transient performance of turbocharged engine systems [PDF]

open access: yes, 2006
The drive to reduce engine emissions has placed an emphasis upon turbocharging especially with the trend of engine downsizing (C. Macrae, (2006), A. Lefebvre et al. (2005)). Turbocharged vehicles exhibit a weak point of poor drivability under transient
Gilkes, Oliver S., Mishra, Rakesh
core   +4 more sources

Improvement of Transient Performance in Microgrids: Comprehensive Review on Approaches and Methods for Converter Control and Route of Grid Stability

open access: yesIEEE Open Journal of the Industrial Electronics Society, 2023
In conventional power systems, stability is ensured successfully because of large synchronous generators, where, during transient conditions, the inertia and dynamics of the synchronous generators help to retain stability.
Mandarapu Srikanth   +4 more
doaj   +1 more source

Transient Responses of Repeated Transverse Impacts on Beams

open access: yesApplied Sciences, 2023
In this paper, the eigenfunction expansion method combined with local contact models are presented to analyze the repeated impact behaviors between the sphere and the beam.
Hui Wang   +3 more
doaj   +1 more source

Modelling of Electrically-Assisted Turbocharger Compressor Performance

open access: yesEnergies, 2019
For the purposes of design of a turbocharger centrifugal compressor, a one-dimensional modelling method has been developed and applied specifically to electrically-assisted turbochargers (EAT).
Mamdouh Alshammari   +2 more
doaj   +1 more source

Transient response and performance of prestressed concrete deep T-beams with large web openings under impact loading

open access: yesJournal of the Mechanical Behavior of Materials, 2023
This study reports testing results of the transient response of T-shape concrete deep beams with large openings due to impact loading. Seven concrete deep beams with openings including two ordinary reinforced, four partially prestressed, and one solid ...
Abbas Rafaa M., Hussein Lara T.
doaj   +1 more source

Dynamic Modeling and Vibration Characteristics for a High-Speed Aero-Engine Rotor with Blade Off

open access: yesApplied Sciences, 2021
Blade off that occurs during operation will generate a sudden imbalance excitation and make the rotor become inertially asymmetric, which leads to large instantaneous impact load and induces more complex rotor dynamic phenomena.
Longkai Wang   +4 more
doaj   +1 more source

Chaotic-based particle swarm optimization algorithm for optimal PID tuning in automatic voltage regulator systems

open access: yesElectrical engineering & Electromechanics, 2021
Introduction. In an electrical power system, the output of the synchronous generators varies due to disturbances or sudden load changes. These variations in output severely affect power system stability and power quality.
N. Anwar, A. Hanif, M.U. Ali, A. Zafar
doaj   +1 more source

On minimizing maximum transient energy growth [PDF]

open access: yes, 2005
The problem of minimizing the maximum transient energy growth is considered. This problem has importance in some fluid flow control problems and other classes of non-linear systems.
Whidborne, James F.   +2 more
core   +7 more sources

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