Results 11 to 20 of about 29,869,070 (318)

Malaria Control: Current Concepts [PDF]

open access: yesMedical Journal Armed Forces India, 2003
Malaria continues to be a major public health problem in many countries and its role as a military medical problem goes back into antiquity [1], Malaria has the potential to incapacitate such a large number of troops that military operations may be jeopardized [2].
G S, Saiprasad, A, Banerjee
openaire   +2 more sources

A Generalized Analytical Tuning Approach for Model Predictive Controlled Grid-Tied Converters Under Wide Range of Grid Inductance Variation

open access: yesIEEE Access, 2022
In medium-high power applications, the LCL is the preferred filter topology to attain efficient power conversion. The filter provides a high damping attenuation of -60 dB/decade above the resonance frequency at the cost of a higher order plant, complex ...
Waqar A. Khan   +5 more
doaj   +1 more source

ДИСТАНЦИОННЫЕ ОБРАЗОВАТЕЛЬНЫЕ ТЕХНОЛОГИИ В ПОДГОТОВКЕ УЧИТЕЛЯ ИСТОРИИ И ОБЩЕСТВОЗНАНИЯ: ОПЫТ ТОМСКОГО ГОСУДАРСТВЕННОГО ПЕДАГОГИЧЕСКОГО УНИВЕРСИТЕТА

open access: yesНаучно-педагогическое обозрение, 2021
Актуализация рефлексии опыта применения дистанционных технологий в подготовке педагога связана как с общим интересом к таким технологиям в педагогической науке последних лет, так и с необходимостью осмысления методических наработок, появившихся в ...
Сазонова Наталия Ивановна   +2 more
doaj   +1 more source

Current-Controlled Phase Retardation Plate [PDF]

open access: yesApplied Optics, 1975
A plate of fused quartz mounted in the jaws of a magnetic clamp serves as a current-controlled phase retardation plate. The current to the clamp controls the stress on the quartz plate, and hence the amount of stress-induced birefringence. The device described here can be used in a dc mode as a fixed phase retardation plate or in an ac mode as a ...
Zak, B.D., Chang, B., Hadeishi, T.
openaire   +3 more sources

Simple and Robust MPPT Current Control of a Wound Rotor Synchronous Wind Generator

open access: yesEnergies, 2023
In the search for efficient non-permanent magnet variable-speed wind generator solutions, this paper proposes a maximum power point tracking (MPPT) current-control method for a wound rotor synchronous wind generator.
Lucky Dube   +3 more
doaj   +1 more source

Enhanced Reaching-Law-Based Discrete-Time Terminal Sliding Mode Current Control of a Six-Phase Induction Motor

open access: yesMachines, 2023
This paper develops an inner stator current controller based on an enhanced reaching-law-based discrete-time terminal sliding mode. The problem of tracking stator currents with high accuracy while ensuring the robustness of a six-phase induction motor in
Yassine Kali   +4 more
doaj   +1 more source

Improved Model Predictive Current Control for SPMSM Drives With Parameter Mismatch

open access: yesIEEE transactions on industrial electronics (1982. Print), 2020
Model predictive current control (MPCC) can predict future motor behavior according to a motor model. In practice, however, motor parameters will vary at run time, and the parameter mismatch disturbances caused by the variation in motor parameters will ...
Xin Yuan, Shuo Zhang, Chengning Zhang
semanticscholar   +1 more source

Development of a hybrid simulation method for current collection systems, using a real-time multi degree-of-freedom catenary model

open access: yesNihon Kikai Gakkai ronbunshu, 2018
This paper provides a hybrid simulation (HS) system for pantograph/catenary systems based upon the dynamically substructured system (DSS) method. HS consists of a physical pantograph, an actuator to excite the pantograph head and a real-time simulator ...
Shigeyuki KOBAYASHI   +3 more
doaj   +1 more source

Implementation of an FPGA-Based Current Control and SVPWM ASIC with Asymmetric Five-Segment Switching Scheme for AC Motor Drives

open access: yesEnergies, 2021
This paper presents the design and implementation of an application-specific integrated circuit (ASIC) for a discrete-time current control and space-vector pulse-width modulation (SVPWM) with asymmetric five-segment switching scheme for AC motor drives ...
Ming-Fa Tsai   +2 more
doaj   +1 more source

A Switched Reluctance Motor Torque Ripple Reduction Strategy With Deadbeat Current Control and Active Thermal Management

open access: yesIEEE Transactions on Vehicular Technology, 2020
This paper presents a switched reluctance motor (SRM) torque ripple reduction strategy with deadbeat current control and active thermal management. In this method, the SRM torque is indirectly controlled by the phase current.
Xing Zhang   +4 more
semanticscholar   +1 more source

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