Results 31 to 40 of about 153,808 (271)

Robust H8 design for resonant control in a CVCF inverter application over load uncertainties [PDF]

open access: yes, 2020
CVCF (constant voltage, constant frequency) inverters are electronic devices used to supply AC loads from DC storage elements such as batteries or photovoltaic cells. These devices are used to feed different kinds of loads; this uncertainty requires that
Bueno Contreras, Holman   +2 more
core   +2 more sources

Separate roles of PKA and EPAC in renal function unraveled by the optogenetic control of cAMP levels in vivo [PDF]

open access: yes, 2013
Cyclic AMP (cAMP) is a ubiquitous second messenger that regulates a variety of essential processes in diverse cell types, functioning via cAMP-dependent effectors such as protein kinase A (PKA) and/or exchange proteins directly activated by cAMP (EPAC ...
Akbari   +60 more
core   +1 more source

Control Strategy of Vienna Rectifier With LCL Filter Under Weak Grid Conditions

open access: yes发电技术, 2019
For the LCL type filter, there is a natural resonance peak, and the change of the grid impedance in the actual power grid will further affect the stability of the rectifier.
Yuanpeng FENG   +3 more
doaj   +1 more source

Fast Demagnetization and Vibration Reduction in Switched Reluctance Motor Drive System

open access: yesIEEE Access, 2021
In this paper, a Switched Reluctance Motor (SRM) drive system is proposed to make a trade-off between torque profile and vibration amplitude. In the proposed drive system, the power factor correction and fast demagnetization are achieved using a single ...
Zahra Sadeghi   +3 more
doaj   +1 more source

Industrial applications of electron accelerators [PDF]

open access: yes, 2006
This paper addresses the industrial applications of electron accelerators for modifying the physical, chemical or biological properties of materials and commercial products by treatment with ionizing radiation.
Cleland, M R
core   +1 more source

Comparative Analysis of Different Topologies of Vienna Rectifier

open access: yes, 2022
This paper provides a comparative evaluation of different topologies of Vienna rectifiers. Vienna rectifier is used for AC-DC conversion and has a reduced number of switches. The PWM-based control mechanism of the rectifier reduces the losses of the capacitor and provides better efficiency.
Nishant, Kumar   +2 more
openaire   +1 more source

Triple Line-Voltage Cascaded VIENNA Converter Applied as the Medium-Voltage AC Drive

open access: yesEnergies, 2018
A novel rectifier based on a triple line-voltage cascaded VIENNA converter (LVC-VC) was proposed. Compared to the conventional cascaded H-bridge converters, the switch voltage stress is lower, and the numbers of switches and dc capacitors are fewer under
Jia Zou   +3 more
doaj   +1 more source

An Improved Sliding Mode Direct Power Control Strategy Based on Reactive Power Compensation for Vienna Rectifier

open access: yesIEEE Access, 2022
Vienna rectifiers are widely used in electric vehicle charging systems, wind power generation systems and other fields due to their excellent high-voltage resistance, small size and high efficiency. Aiming at the problems of the Vienna rectifier’s
Yaodong Wang, Yinghui Li, Shun Huang
doaj   +1 more source

18-pulse rectifier with electronic phase shifting and matching autotransformer [PDF]

open access: yes, 2018
Для снижения гармонических искажений входного тока, применяются многопульсныевыпрямители, требующие наличия фазосдвигающих трансформаторов либо автотрансформаторов.
Бутова, Ольга Анатольевна   +3 more
core   +1 more source

Voltage Oriented Controller Based Vienna Rectifier for Electric Vehicle Charging Stations

open access: yesIEEE Access, 2021
Vienna rectifiers have gained popularity in recent years for AC to DC power conversion for many industrial applications such as welding power supplies, data centers, telecommunication power sources, aircraft systems, and electric vehicle charging ...
Gowthamraj Rajendran   +4 more
doaj   +1 more source

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