نتایج جستجو برای: speed maglev train

تعداد نتایج: 245792  

The speed profile of the train will be determined according to criteria such as safety, travel convenience, and the type of electric motor used for traction. Due to the passengers and cargo on the train, the electric train load is constantly changing. This will require reassigning the speed controller’s parameters of the electric train. For this purpose, the Gravitational Search optimization Al...

Journal: :Mathematics 2023

This study aims to develop a track-side online monitoring system for malfunction detection in the suspension controllers of maglev trains during their in-service operation. The hardware module includes two arrays accelerometers deployed on an F-type rail and data acquisition unit. software consists codes three functions: (i) identification time intervals relation passage each controller via syn...

2003
Lexcie Lu Carl D. Martland Joseph M. Sussman

New technologies offer ways for railroads to reduce costs, increase market share, and achieve higher profitability. Determining the best opportunities requires understanding of the marketplace and translation of technological improvements into competitive advantage for the rail industry. This three-year research effort uses the Performance-Based Technology Scanning (PBTS) methodology for identi...

Journal: :Machines 2022

The high-temperature superconductor (HTS) has been recognised as one of the most up-and-coming materials thanks to its superior electromagnetic performance (e.g., zero resistance). For a high-speed maglev, HTS magnet can be crucial component because it is in charge both levitation and propulsion maglev. Therefore, fundamental study magnets for maglev crucial. This article presents design modell...

Journal: :Scientific American 1877

Journal: :Transportation systems and technology 2017

2005
RISHABH SINHA MARK NAGURKA

This paper investigates the control of a low cost verticalaxis maglev system for mechatronics and controls education. The tabletop maglev system consists of an electromagnetic coil that levitates a ferrous object using an infrared sensor to determine the object’s position. Based on the sensor output, the controller adjusts the coil current, thus changing the magnetic field controlling the levit...

Journal: :Journal of the Korean Society for Railway 2016

2012
Jim Cooper

Discover how engineers and researchers are using Maplesoft solutions to rapidly accelerate their design projects. Welcome to " From Months to Days, " a collection of Maplesoft customer application stories. Engineers from around the world use Maplesoft technology to solve extremely difficult problems in a diverse range of industries and technical disciplines: Cleveland Golf uses Maplesoft techno...

ژورنال: Journal of Railway Research 2018
Sarafrazi, Vahid, Talaee, Mohammad Reza,

Speed is the created air flow as well as slipstream effects as the trains move. These effects can have some level of impact on fuel and energy efficiency  of  the  train,  but  their  other  important  outcome  is  the emergence of turbulent flows at higher speeds which can cause aerodynamic  drag  forces  followed  by  noise  and  vibration.  Thus, slipstream effects have significant importanc...

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