Results 31 to 40 of about 300,033 (304)

Design Consistency Index for Two-lane Roads based on Continuous Speed Profiles

open access: yesPromet (Zagreb), 2018
It is well known that road accidents tend to be more frequent in locations where a sudden change in road characteristics violates the driver's expectations.
Raul Almeida   +2 more
doaj   +1 more source

Predicting bulk powder flow dynamics in a continuous mixer operating in transitory regimes [PDF]

open access: yes, 2012
Over recent years there has been increasing interest in continuous powder mixing processes, due mainly to the development of on-line measurement techniques.
Gatumel, Cendrine   +11 more
core   +1 more source

Design and Development of a Crab Shell Granulating Machine

open access: yesPUP Journal of Science and Technology, 2018
This study investigated the performance of a developed crab shell granulating machine for organic fertilizer production.  Various parameters were tested in terms of operating conditions of the machine and its actual performance in terms of granulating ...
Michael A. Aloria   +3 more
doaj   +1 more source

Impact of the motor magnetic model on direct flux vector control of interior PM motors [PDF]

open access: yes, 2011
The stator-field-oriented, direct-flux vector control has been proven to be effective in terms of linear torque control and model independent performance at limited voltage and current (i.e. in flux weakening) for AC drives of various types.
Radu Bojoi   +7 more
core   +1 more source

Operating speed as a key factor in studying the driver behaviour in a rural context

open access: yesTransport, 2016
The research aims to explore the effects of geometric road features on driver speed behaviour in order to identify unsafe road segments where high reductions in speed between successive road elements occur.
Francesca Russo   +2 more
doaj   +1 more source

Operating Speed Model for Low-Speed Rural Two-Lane Highways [PDF]

open access: yes, 2011
Operating speed, with its deviations along tangent and curve segments of highways, is one of the most common measures to evaluate the consistency of rural two-lane highways.
Hui Wang   +2 more
core   +1 more source

Freeway safety management: case studies in Italy

open access: yesTransport, 2012
Road safety has since become one of the major factors for a description of the state traffic system and crashes are often due to bad made decisions by drivers in environments created by engineers.
Mario De Luca, Gianluca Dell’Acqua
doaj   +1 more source

Operating Speed Based Alignment Consistency Evaluation Using Driving Simulator: Case Studies from Taigan Freeway in Jiangxi, China

open access: yesPromet (Zagreb), 2013
Geometric design consistency refers to the conformance of a proposed or existing freeway’s geometry with the driver’s expectancy. Considerable efforts have been undertaken to develop potential quantitative consistency measures and models to estimate them.
Yonggang Wang, Guomiao Xu, Han Bai
doaj   +1 more source

Kelio trasos horizontaliųjų kreivių įtaka transporto srauto greičiui / Influence of road alignment horizontal curve on transport flow operating speed

open access: yesMokslas: Lietuvos Ateitis, 2019
Geometric parameters of road alignment are fundamental elements defining permissible speed and vice versa. Unlike permissible speed, determined operating speed in upgrade projects has a significant impact on the safe movement of transport on the roads ...
Mindaugas Šeporaitis   +1 more
doaj   +1 more source

DEPENDENCE OF CARRIAGEWAY CROSSFALL ON OPERATING SPEED [PDF]

open access: yese-GFOS, 2019
This paper describes a rational approach to improve the existing guidelines for road design in the regions of Slovenia, Croatia, Bosnia and Herzegovina, and Serbia in order to determine the carriageway crossfall in curves.
Ivan Lovrić   +2 more
doaj   +1 more source

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