Results 31 to 40 of about 703,453 (308)

Characteristics simulations of the electrodynamic railgun different constructions and their measurement verification [PDF]

open access: yesArchives of Electrical Engineering, 2023
Dynamic characteristics for three types of railgun constructions were simulated and measured in this work. The simplest construction is the iron-less (IL) railgun, while the two other ones (IC and ICPM) have an iron-core.
Paweł Piekielny   +2 more
doaj   +1 more source

Hybrid Analytical Performance Models of Parallel Computers

open access: yes, 2016
The paper is a follow up to the performance modelling of dominant parallel computers (NOW, GRID) with analytical hybrid models (mixed) based on combinations of a more precisely developed corrected standard analytical model (M/M/1and M/M/m) and on an ...
Michal Hanuliak, Peter Hanuliak
core   +1 more source

A Review of Techniques Used for Induction Machine Fault Modelling

open access: yesSensors, 2021
Over the years, induction machines (IMs) have become key components in industry applications as mechanical power sources (working as motors) as well as electrical power sources (working as generators).
Carla Terron-Santiago   +3 more
doaj   +1 more source

On the analytical model for jitter

open access: yesFrontiers in Communications and Networks
Jitter in Internet Protocol (IP) networks refers to the variation in packet arrival times, which can cause delays or disruptions in real-time communications like voice or video calls. Managing jitter is crucial for applications requiring consistent data flow, such as voice over internet protocol, online gaming, and video conferencing, to maintain ...
Saralees Nadarajah, Alassane Ba
openaire   +2 more sources

Short-term forecasting models for photovoltaic plants: Analytical versus soft-computing techniques [PDF]

open access: yes, 2013
We present and compare two short-term statistical forecasting models for hourly average electric power production forecasts of photovoltaic (PV) plants: the analytical PV power forecasting model (APVF) and the multiplayer perceptron PV forecasting model (
Lara-Santillan, P.M. [0000-0002-9315-8637]   +4 more
core   +1 more source

Comparison of the Results of Analytical and Numerical Models of Pre-Reinforcement in Shallow Tunnels

open access: yesArchives of Civil Engineering, 2017
The steel pipe umbrella is a widely used technology when tunnelling in weak soils in order to create pre-support ahead of the tunnel face. The design of steel pipes is frequently done through simplified analytical approaches which are easy to apply but ...
Peila D.   +3 more
doaj   +1 more source

Fast optimisation procedure for the selection of L-PBF parameters based on utility function

open access: yesVirtual and Physical Prototyping, 2022
L-PBF is an additive manufacturing process forming parts with complex geometries by adding material layer by layer. The selection of the process parameters in L-PBF has a significant impact on the mechanical properties of the printed parts.
Stefania Cacace, Quirico Semeraro
doaj   +1 more source

Dimensionless Maps for the Validity of Analytical Ground Heat Transfer Models for GSHP Applications

open access: yesEnergies, 2016
This article provides plain and handy expressions to decide the most suitable analytical model for the thermal analysis of the ground source in vertical ground-coupled heat pump applications.
Paolo Conti
doaj   +1 more source

An Analytical Temperature-Dependent Design Model for Contour-Mode MEMS Resonators and Oscillators Verified by Measurements

open access: yesSensors, 2018
The importance of micro-electromechanical systems (MEMS) for radio-frequency (RF) applications is rapidly growing. In RF mobile-communication systems, MEMS-based circuits enable a compact implementation, low power consumption and high RF performance, e.g.
Johannes Stegner   +5 more
doaj   +1 more source

Carcinomas and Carcinoid Tumors of the Lungs and Bronchi in Children and Adolescents: The EXPeRT Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Primary lung carcinomas and bronchial carcinoid tumors (BC) are very rare malignancies in childhood. While typical BC and mucoepidermoid carcinomas are mostly low‐grade, localized tumors with a more favorable prognosis than in adults, necessitating avoidance of overtreatment, adenocarcinomas of the lung are often diagnosed at advanced disease ...
Michael Abele   +19 more
wiley   +1 more source

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