Results 11 to 20 of about 1,276,381 (296)

A method for analyzing the performance aspects of the fault-tolerance mechanisms in FDDI [PDF]

open access: yes, 1992
The ability of error recovery mechanisms to make the Fiber Distributed Data Interface (FDDI) satisfy real-time performance constraints in the presence of errors is analyzed.
Haverkort, Boudewijn R.   +2 more
core   +10 more sources

A fast and accurate model for the creation of explosion fragments with improved fragment shape and dimensions

open access: yesDefence Technology, 2022
Explosion models based on Finite Element Analysis (FEA) can be used to simulate how a warhead fragments. However their execution times are extensive. Active protection systems need to make very fast predictions, before a fast attacking weapon hits the ...
David Felix, Ian Colwill, Paul Harris
doaj   +1 more source

Simulation Model to Calculate Bird-Aircraft Collisions and Near Misses in the Airport Vicinity

open access: yesAerospace, 2018
Annually, thousands of birds collide with aircraft. The impact usually has lethal consequences for the bird, the involved aircraft can experience severe damage. The highest bird strike risk occurs at low altitudes.
Isabel C. Metz   +6 more
doaj   +1 more source

On the practicality of time-optimal two-qubit Hamiltonian simulation [PDF]

open access: yes, 2003
What is the time-optimal way of using a set of control Hamiltonians to obtain a desired interaction? Vidal, Hammerer and Cirac [Phys. Rev. Lett. 88 (2002) 237902] have obtained a set of powerful results characterizing the time-optimal simulation of a two-
B. Kraus   +16 more
core   +2 more sources

Design of real-time co-simulation platform for wind energy conversion system

open access: yesEnergy Reports, 2020
This paper presents an all-digital real-time co-simulation platform of refined Wind Energy Conversion System (WECS) model. The proposed platform is based on the Real-time Digital Simulator (RTDS) and FAST developed by National Renewable Energy Laboratory
Bing Li   +3 more
doaj   +1 more source

A distributed algorithm for wireless resource allocation using coalitions and the Nash bargaining solution [PDF]

open access: yes, 2011
In this paper a distributed, low-complexity, fast and fair resource allocation algorithm for a multiuser, wireless LTE OFDMA channel is proposed. Based on the game theoretic concept of the Nash Bargaining Solution and by grouping users into coalitions of
Armour, SMD   +3 more
core   +2 more sources

Fast shower simulation in the ATLAS calorimeter [PDF]

open access: yes, 2008
The time to simulate pp collisions in the ATLAS detector is largely dominated by the showering of electromagnetic particles in the heavy parts of the detector, especially the electromagnetic barrel and endcap calorimeters.
Barberio, E.   +16 more
core   +1 more source

Multi-Rate Real-Time Simulation Method Based on the Norton Equivalent

open access: yesEnergies, 2020
For the problem of poor accuracy of the existing multi-rate simulation methods, this paper proposes a multi-rate real-time simulation method based on the Norton equivalent, compared with multi-rate simulation method based on the ideal source equivalent ...
Junjie Zhu, Bingda Zhang
doaj   +1 more source

Settings in Employing Simulation Tools for Fast Determination of Time to Voltage Instability [PDF]

open access: yesمجله مدل سازی در مهندسی, 2018
Time domain simulation is an essential tool for dynamic security assessment in power system stability studies. Today, computational complexity is the concern that limits online applications of time domain simulation results.
M KH, M J, S S, S. Mohammad Shahrtash
doaj   +1 more source

Fast Quasi-Static Time-Series Simulation for Accurate PV Inverter Semiconductor Fatigue Analysis with a Long-Term Solar Profile

open access: yesEnergies, 2022
Power system simulations with long-term data typically have large time steps, varying from one second to a few minutes. However, for PV inverter semiconductors in grid-connected applications, the minimum thermal stress cycle occurs over the fundamental ...
Yunting Liu   +7 more
doaj   +1 more source

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