Results 31 to 40 of about 1,062,732 (288)

Power Flow Calculation for Traction Networks under Regenerative Braking Condition Based on Locomotive-Traction Network Coupling [PDF]

open access: yes, 2013
The regenerative braking technology is widely applied in high-speed electric multiple units (EMUs). And the voltage rise problem at end of the traction network would be caused by regenerative braking attracts more and more attention.
Bin, Wang   +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

Friction coefficient estimation using an unscented Kalman filter [PDF]

open access: yes, 2014
The friction coefficient between a railway wheel and rail surface is a crucial factor in maintaining high acceleration and braking performance of railway vehicles; therefore, monitoring this friction coefficient is important.
Liang, Bo, Zhao, Yunshi, Iwnicki, Simon
core   +1 more source

Low adhesion detection and identification in a railway vehicle system using traction motor behaviour [PDF]

open access: yes
It is important to monitor the wheel-rail friction coefficient in railway vehicles to improve their traction and braking performance as well as to reduce the number of incidents caused by low friction. Model based fault detection and identification (FDI)
Zhao, Yunshi
core   +3 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  

Analysis of Traction Performance for 180 HP Continuously Variable Transmission Tractor

open access: yesApplied Sciences
The traction performance analysis of hydro-mechanical transmission (HMT) tractors is employed to evaluate and optimize the transmission system during the design phase, thereby reducing research and development costs associated with continuously variable ...
Yue Song   +5 more
doaj   +1 more source

Traction and dynamic, fuel and economic calculation of the vehicle

open access: yes, 2022
Traction and dynamic, fuel and economic calculation of the vehicle is an important and integral part of a complex approach to vehicle design. According to the results of traction calculation, the main dynamic parameters of the vehicle are determined, the
Shevtsov, V., Rezvaya, K., Mamontov, A.
core  

Boundary controllability and source reconstruction in a viscoelastic string under external traction [PDF]

open access: yes, 2013
Treatises on vibrations devote large space to study the dynamical behavior of an elastic system subject to known external tractions since usually a ``system'' is part of a chain of mechanisms which disturb the ``system'' for example due to the periodic ...
Luciano Pandolfi, Pandolfi, Luciano
core   +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

Neurovascular Contacts in the Pathophysiology of Neuralgic Amyotrophy: An Observational Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Neuralgic amyotrophy (NA) is a prevalent, monophasic, multifocal immune‐mediated neuropathy. A distinctive characteristic of the disease is the occurrence of nerve or fascicle constrictions and torsions (NA‐associated focal nerve lesions, NAFL). The pathophysiology underlying this phenomenon remains to be fully elucidated.
Johannes Fabian Holle   +4 more
wiley   +1 more source

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