Results 31 to 40 of about 3,694,906 (294)

Experimental Study on Ignition Characteristics of RP-3 Jet Fuel Using Nanosecond Pulsed Plasma Discharge

open access: yesEnergies, 2021
A study on forced ignition characteristics of RP-3 jet fuel-air mixture was conducted around a constant volume combustion vessel and a nanosecond pulsed plasma discharge power supply. Experiments were carried out at different initial pressures (pu = 0.2,
Xiaoyang Guo   +4 more
doaj   +1 more source

Linear optimal power flow using cycle flows [PDF]

open access: yesElectric Power Systems Research, 2018
11 pages, 5 figures; version 2 includes results for generation capacity optimization; version 3 is the final accepted journal ...
Hörsch, Jonas   +3 more
openaire   +3 more sources

Study on double-layer protuberant gas foil journal bearings with different foil layers arrangement

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2015
With the excellent damping performance, gas foil bearing (GFB) is becoming the promising hydrodynamic lubrication structure for high speed turbomachinery.
Shuangtao CHEN   +4 more
doaj   +1 more source

Shock Wave Propagation and Flame Kernel Morphology in Laser-Induced Plasma Ignition of CH4/O2/N2 Mixture

open access: yesEnergies, 2021
The application of laser ignition in the aerospace field has promising prospects. Based on the constant volume combustion chamber, the laser ignition of CH4/O2/N2 mixture with different initial pressure, different laser energy, different equivalence ...
Junjie Zhang   +4 more
doaj   +1 more source

A differential analysis of the power flow equations [PDF]

open access: yes, 2015
The AC power flow equations are fundamental in all aspects of power systems planning and operations. They are routinely solved using Newton-Raphson like methods.
Chertkov, Michael   +2 more
core   +2 more sources

Carbon emissions from in-situ pyrolysis of tar-rich coal based on full life cycle analysis method

open access: yesMeitan xuebao, 2023
The control of carbon emissions has already become a great social strategic problem in China which must be solved at present and in the future. It is imperative to carry out safe, efficient, and low-carbon utilizations in the coal industry under the ...
Xiangyu XUE   +4 more
doaj   +1 more source

Numerical analysis of aerodynamic lubricated double-decked protuberant foil thrust bearing

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2019
Double-decked protuberant foil bearing is a type of foil bearing that uses two stacking-up layers of protuberant foils as supporting structure. In preliminary experiments, wear failure of foil thrust bearing occurs occasionally due to excessive axial ...
Yu GUO   +5 more
doaj   +1 more source

Equivalent relaxations of optimal power flow [PDF]

open access: yes, 2014
Several convex relaxations of the optimal power flow (OPF) problem have recently been developed using both bus injection models and branch flow models.
Bose, Subhonmesh   +3 more
core   +3 more sources

Numerical study on the load direction effect on the performance of tilting pad-journal gas bearing

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2014
This paper quantitatively presents the effect of load directions on the static performance of gas titling pad-journal bearing (TPJB). The gas film thickness is determined in a subsystem composed of the rotor and one pad.
Tianwei LAI   +4 more
doaj   +1 more source

Power packet transferability via symbol propagation matrix [PDF]

open access: yes, 2017
Power packet is a unit of electric power transferred by a power pulse with an information tag. In Shannon's information theory, messages are represented by symbol sequences in a digitized manner.
Hikihara, Takashi   +2 more
core   +2 more sources

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