Results 21 to 30 of about 134,026 (130)

Fatigue life prediction of z-fibre pinned composite laminate under mode I loading [PDF]

open access: yes, 2019
A hybrid method is presented combining linear elastic fracture mechanics with nonlinear damage mechanics that can predict the fatigue crack growth rate in z-fibre pinned composites under mode I loading.
Ayre, David   +3 more
core   +2 more sources

Energy efficiency and integration of urban electrical transport systems: EVS and metro-trains of two real European lines [PDF]

open access: yes, 2019
Transport is a main source of pollutants in cities, where air quality is a major concern. New transport technologies, such as electric vehicles, and public transport modalities, such as urban railways, have arisen as solutions to this important problem ...
Cucala, Asunción P.   +3 more
core   +1 more source

Mathematical model of operation of stacker belt conveyors of mobile road-building machines with tracing control of belt tension [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2020
The paper proposes a mathematical model of operation of stacker belt conveyors of mobile road-building machines with tracing control of belt tension.
Goncharov K.A., Grishin A.V.
doaj   +1 more source

Reduction of electric power losses by the reactive power compensation unit at the point of AC electric traction network sectioning

open access: yesВестник Научно-исследовательского института железнодорожного транспорта, 2019
Changes of electric traction network with regulated and not-regulated reactive power compensation units (CU) are required due to switching on the reactive power static generators at the AC electric traction network sectioning points the specifying ...
Leonid A. German   +1 more
doaj   +1 more source

Modelling of Stray Currents Near a Railway Platform [PDF]

open access: yes, 2017
The article describes simulations of the occurrence of stray currents in the vicinity of a SUDOPtype railway platform. Stray currents occur in the vicinity of a railway platform during the passage of a railway vehicle.
Cigánek, Jiří   +3 more
core   +1 more source

Simulation of Electric Vehicles Combining Structural and Functional Approaches [PDF]

open access: yes, 2014
In this paper the construction of a model that represents the behavior of an Electric Vehicle is described. Both the mechanical and the electric traction systems are represented using Multi-Bond Graph structural approach suited to model large scale ...
de Angelo, Cristian Hernan   +4 more
core   +1 more source

Modeling the position of tracked chassis in motion in the event of mechanical characteristics of separate drive electric motors of track contours [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2023
Deviation of the mechanical characteristics of electric motors from the nominal values during their simultaneous operation in the structure of multi-motor drives can destabilize the accuracy of predicting the behavior of the entire mechanical system. The
Goncharov K.A.
doaj   +1 more source

Technical And economical problems of integration of IX B and XI D international railway transport corridors into European railway transport network [PDF]

open access: yesTransport, 2003
Technical and economical problems of train speed increment up to 160 km/h in existing IX B and IX D international railway transport corridors are analysed.
Laura ÄŒerniauskaitÄ—   +1 more
doaj   +2 more sources

Modeling of air braking process of 20 000 ton heavy haul train

open access: yes机车电传动, 2022
In view of the limited accuracy of the traction calculation method specified in the code for train traction calculation in solving the air braking process of 20 000 ton heavy haul combined trains, based on the existing air braking calculation model of ...
WANG Qingyuan   +5 more
doaj  

Three-Dimensional Quantification of Cellular Traction Forces and Mechanosensing of Thin Substrata by Fourier Traction Force Microscopy [PDF]

open access: yes, 2013
We introduce a novel three-dimensional (3D) traction force microscopy (TFM) method motivated by the recent discovery that cells adhering on plane surfaces exert both in-plane and out-of-plane traction stresses.
Alonso-Latorre, Baldomero   +6 more
core   +4 more sources

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