Results 1 to 10 of about 36,142 (127)

Synthesis of the topological structure of rood freight transport system [PDF]

open access: yesTransport, 2006
Synthesis of regional road transport freight system’s topological structure enables the assessment of impact exercised by various structural characteristics on the functioning of the system.
M. Išoraitė, A. Baublys
doaj   +3 more sources

Improvement of the Optimal Design Procedure Using Randomized Algorithm and Process Simulators [PDF]

open access: yesMATEC Web of Conferences, 2021
Though a global optimization procedure using a randomized algorithm and a commercial process simulator is relatively easy to implement for complex design problems (i.e., intensified design processes), a dominant problem is their heavy computation load.
Cabrera-Ruiz Julian   +2 more
openaire   +2 more sources

Improvement of freight transport technologies and implementation of new technologies [PDF]

open access: yesTransport, 2003
The synthesis of regional (urban) road transport freight system topological structure enables the assessment of impact exercised by various structural characteristics on the functioning of the system.
Adolfas Baublys
doaj   +2 more sources

Numerical Analysis of Stress Force on Vessel Walls in Atherosclerotic Plaque Removal through Coronary Rotational Atherectomy

open access: yesMicromachines, 2023
Coronary rotational atherectomy is an effective technique for treating cardiovascular disease by removing calcified tissue using small rotary grinding tools. However, it is difficult to analyze the stress force on vessel walls using experiments directly.
Zhaoju Zhu   +4 more
doaj   +1 more source

Optimization of FlexiTP Energy-Aware Algorithm in Wireless Sensor Networks [PDF]

open access: yesComputer and Knowledge Engineering, 2023
— Maximizing WSN longevity besides maintaining their efficiency and proper performance, is one of the most important challenges that researchers of this field encounter. FlexiTP, is a protocols that was designed and made for optimizing energy consumption
Hamid Mirvaziri
doaj   +1 more source

Optimality of the dynamic procedure for large-eddy simulations [PDF]

open access: yesPhysics of Fluids, 2005
We present a database analysis to obtain a precise evaluation of the accuracy limitations associated with the popular dynamic eddy-viscosity model in large-eddy simulation. We consider decaying homogeneous isotropic turbulence at two different Reynolds numbers, i.e., Reλ=50 and 100. The large-eddy simulation errors associated with the dynamic model are
Meyers, Johan   +2 more
openaire   +4 more sources

Intersection Redesign for Network Resilience and Safety

open access: yesPromet (Zagreb), 2021
This paper describes a procedure for improving the resilience of roadway networks. A methodology is outlined that develops a time-dependent and performance-based resilience index.
Antonio Pratelli   +3 more
doaj   +1 more source

Virtual Reality in Discrete Event Simulation for Production–Assembly Processes

open access: yesApplied Sciences, 2023
The connection of simulation models with virtual reality (VR) technology is of great importance in implementing Industry 4.0 in industrial practice. The article deals with the use of virtual reality in discrete event simulation (DES) using the Tecnomatix
Peter Trebuna   +3 more
doaj   +1 more source

Simulation procedure for the co-optimization of photovoltaic water pumping systems [PDF]

open access: yesProceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy, 2010
Photovoltaic (PV)-powered centrifugal water pumping systems have been modelled based on field experience and analysis of long-term measured performance of several installed PV-powered water pumping systems. This paper presents detailed modelling of a PV array, an inverter, a three-phase induction motor, a centrifugal pump, a well, a storage tank, an ...
I Odeh, Y G Yohanis, B Norton
openaire   +3 more sources

Computer Simulation for the Simultaneous Optimization of Any Two Variables and Any Chromatographic Procedure [PDF]

open access: yesJournal of Chromatographic Science, 2000
Computer software that allows the simulation of any chromatographic separation as a function of simultaneous changes in any one or two variables that can affect sample separation order (selectivity) is described. For one example, an application is described for the simultaneous variation of the mobile phase pH and gradient time in reversed-phase liquid
P, Haber   +5 more
openaire   +2 more sources

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