Results 31 to 40 of about 165,732 (302)

Experimental comparison between proportional and PWM-solenoid valves controlled servopneumatic positioning systems [PDF]

open access: yes, 2017
The performance of the Dynamical Adaptive Backstepping-Sliding Mode Control (DAB-SMC) scheme for positioning of a pneumatic cylinder regulated by two types of PWM-solenoid valves is experimentally investigated.
Abd. Rahman, Ramhuzaini   +1 more
core   +1 more source

Series-type switched-inductor Z-source inverter

open access: yesCES Transactions on Electrical Machines and Systems, 2020
To solve the disadvantages of the traditional Z-source inverter (ZSI), this paper investigates a series-type switched-inductor Z-source inverter (SSI-ZSI) topology.
Xupeng Fang   +3 more
doaj   +1 more source

Mutual Enrichment in Ranked Lists and the Statistical Assessment of Position Weight Matrix Motifs [PDF]

open access: yes, 2013
Statistics in ranked lists is important in analyzing molecular biology measurement data, such as ChIP-seq, which yields ranked lists of genomic sequences. State of the art methods study fixed motifs in ranked lists.
Leibovich, Limor, Yakhini, Zohar
core   +3 more sources

Simulasi Pemograman Pengendali PWM Kecepatan dengan Mikrokontroler Arduino berbasis Sensor Ultrasonik HC-SR04 pada Purwarupa Mobil Listrik

open access: yesAccurate, 2020
The braking process is the basis in the making of the PWM speed control system in order for electric cars to be able to stop automatically and increase the driving safety.
Dwi Aji Saputra   +3 more
doaj   +1 more source

Influence of PWM on the proximity loss in permanent magnet brushless AC machines [PDF]

open access: yes, 2008
The winding copper loss can be significantly increased due to skin and proximity eddy current effects. The skin and proximity losses due to fundamental frequency current has been investigated in literature, but the influence of PWM on the skin and ...
Bremner, J.   +5 more
core   +1 more source

Kontrol Motor Induksi 1 Fasa Menggunakan Raspberry Pi

open access: yesJurnal Teknik Elektro, 2020
Motor induksi paling banyak digunakan pada peralatan industri maupun pada peralatan rumah tangga, karena harganya relatif murah dan perawatannya juga lebih mudah, jika dibandingkan dengan jenis motor lainnya.
Junaidi Asrul   +5 more
doaj   +1 more source

FPGA Based Speed Control of a Separately Excited DC Motor [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2010
An armature voltage control is used to control the supplied voltage of an armature of a 2 kW separately excited DC motor. A buck regulator is used to vary the supplied voltage of the motor.
Maan Shaker, Nasseer Basheer, Qusay Ali
doaj   +1 more source

Model Predictive Control for Spacecraft Rendezvous in Elliptical Orbits with On/Off Thrusters [PDF]

open access: yes, 2015
IFAC Workshop on Advanced Control and Navigation for Autonomous Aerospace Vehicles. 08/06/2015. SevillaIn previous works, the authors have developed a trajectory planning algorithm for spacecraft rendezvous which computed optimal Pulse-Width Modulated ...
Camacho, Eduardo F.   +2 more
core   +1 more source

Trajectory Planning for Spacecraft Rendezvous with On / Off Thrusters [PDF]

open access: yes, 2011
18th World CongressThe International Federation of Automatic ControlMilano (Italy) August 28 - September 2The objective of this work is to present a trajectory planning algorithm for spacecraft rendezvous that is able to incorporate Pulse-Width Modulated
Camacho, Eduardo F.   +2 more
core   +4 more sources

Optimal PWM control of switched-capacitor DC/DC power converters via model transformation and enhancing control techniques [PDF]

open access: yes, 2008
—This paper presents an efficient and effective method for an optimal pulse width modulated (PWM) control of switched-capacitor DC/DC power converters.
Ho, Charlotte Yuk-Fan   +4 more
core   +2 more sources

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