Results 51 to 60 of about 3,403,673 (242)
, 2016 Nonlinear interactions between ultrashort optical waveforms and solids can be used to induce and steer electric current on a femtosecond (fs) timescale, holding promise for electronic signal processing at PHz frequencies [Nature 493, 70 (2013)].
Barth, Johannes V. +12 more
core +1 more source
Arbitrary d–q current sharing in three-phase winding sets of multi-phase machines
The Journal of Engineering, 2019 This study proposes a technique for arbitrary current sharing between winding sets of any multiple three-phase machine by using a decoupled control in two-dimensional orthogonal vector space decomposition subspaces.
Ivan Zoric, Martin Jones, Emil Levi
doaj +1 more source
IET Power Electronics, 2021 To facilitate the application of various renewable generations as well as diversified loads, hybrid DC/AC microgrids have aroused widespread interest; however, direct access of different types of sources and loads to the utility through multiple ...
Yue Li, Yonggang Peng, Xiaoming Wang
doaj +1 more source
Control and operation of the MMC-based drive with reduced capacitor voltage fluctuations
The Journal of Engineering, 2019 The modular multilevel converter (MMC) has emerged as a suitable topology for high power drive applications. However, the voltage fluctuations of its floating capacitors increase the control complexity of the converter.
Mauricio Antonio Espinoza Bolaños +4 more
doaj +1 more source
MULTIFUNCTIONAL POWER QUALITY CORRECTION SYSTEM [PDF]
, 2018 Study the system of electric power quality control based on AVI with PWM in the systems of group feed of electromechanics with the direct-current ...
KOLB, Andrii
core
IET Renewable Power GenerationAn efficient energy management plays a crucial role in enhancing the operational efficiency of distributed energy systems (DERs) and virtual power plants (VPPs). However, existing optimization methods face persistent challenges in coordinating dynamic EV
Wei Hu, Shuo Wang, Puliang Du
doaj +1 more source
Electric Current and Emotional Control
, 2022 It is known that stress and trauma can cause psychological complaints, and that these psychological complaints are accompanied by abnormal activity in certain brain areas. Influencing this brain activity could promote the prevention and treatment of psychological complaints, particularly among military personnel and veterans.
openaire +2 more sources
Soft start-up scheme for the hybrid distribution transformer
The Journal of Engineering, 2018 Hybrid distribution transformer (HDT) is an integrated system of the conventional distribution transformer and the PWM converters, which can greatly enhance the controllability of the conventional distribution transformer and is important for the ...
Yibin Liu +5 more
doaj +1 more source
IET Electric Power ApplicationsA novel predictive control method with conduction mode detection is proposed to suppress input current distortion of three‐level power factor correction (PFC) converters.
Xifeng Xie +4 more
doaj +1 more source
Reduction of common-mode voltage using a simplified FSC-MPC for a five-phase induction motor drive
The Journal of Engineering, 2019 This paper presents a cascaded closed-loop control of a five-phase induction motor (IM) drive system with common-mode voltage reduction capability. The outer loop uses standard PI regulators for speed reference tracking, while the inner control loop is ...
Hugo Guzman +3 more
doaj +1 more source