Results 11 to 20 of about 386,637 (303)

Trench Shielded Planar Gate IGBT (TSPG-IGBT) With Self-Biased pMOS Realizing Both Low On-State Voltage and Low Saturation Current

open access: yesIEEE Journal of the Electron Devices Society, 2020
A novel trench shielded planar gate IGBT (TSPG-IGBT) with self-biased pMOS is proposed in this paper. It features a P-layer beneath the trench of the TSPG-IGBT to form a self-biased pMOS, which provides an additional path for the hole current and clamps ...
Rongxin Chen, Bo Yi, Xing Bi Chen
doaj   +1 more source

Current Control of Saturated Synchronous Motors [PDF]

open access: yes2018 IEEE Energy Conversion Congress and Exposition (ECCE), 2018
Synchronous reluctance motors (SyRMs) with or without permanent magnets (PMs) have highly nonlinear saturation characteristics. The effects of the magnetic saturation can be included in the current controller by changing its state variable from the stator current to the stator flux linkage using the known saturation characteristics.
Awan, Hafiz Asad Ali   +3 more
openaire   +3 more sources

Adjusting the Single-Diode Model Parameters of a Photovoltaic Module with Irradiance and Temperature

open access: yesEnergies, 2020
This paper presents a concise discussion and an investigation of the most literature-reported methods for modifying the lumped-circuit parameters of the single-diode model (SDM) of a photovoltaic (PV) module, to suit the prevailing climatic conditions of
Nader Anani, Haider Ibrahim
doaj   +1 more source

A Novel Shielded IGBT (SIGBT) With Integrated Diodes

open access: yesIEEE Journal of the Electron Devices Society, 2020
A novel 3.3 kV Shielded Insulated Gate Bipolar Transistor (SIGBT) is proposed in this paper. Unlike the partly shielded N-injector of the diode-clamped TIGBT, which is the carrier store layer, the SIGBT features a diode-clamped P-layer to completely ...
Rongxin Chen   +3 more
doaj   +1 more source

Performance Evaluation of Analytical Methods for Parameters Extraction of Photovoltaic Generators

open access: yesEnergies, 2020
This paper presents a succinct exploration of several analytical methods for extracting the parameters of the single-diode model (SDM) of a photovoltaic (PV) module under standard test conditions (STC). The paper investigates six methods and presents the
Nader Anani, Haider Ibrahim
doaj   +1 more source

Inelastic scattering and current saturation in graphene [PDF]

open access: yesPhysical Review B, 2010
We present a study of transport in graphene devices on polar insulating substrates by solving the Bolzmann transport equation in the presence of graphene phonon, surface polar phonon, and Coulomb charged impurity scattering. The value of the saturated velocity shows very weak dependence on the carrier density, the nature of the insulating substrate ...
Perebeinos, Vasili, Avouris, Phaedon
openaire   +2 more sources

Transmission Line Distance Protection Under Current Transformer Saturation

open access: yesJournal of Modern Power Systems and Clean Energy, 2021
Conventional transmission line distance protection approaches are subject to malfunction under reverse fault-induced current transformer (CT) saturation for the typically employed breaker-and-a-half configuration.
Yuping Zheng   +5 more
doaj   +1 more source

EVALUATION OF CURRENT SIGNALS AT OBSERVED POINTS OF THE ELECTRICAL NETWORK IN PROBLEMS OF IDENTIFICATION OF CURRENT TRANSFORMER SATURATION

open access: yesВестник Северо-Кавказского федерального университета, 2022
Despite the fact that the problem of saturation of current transformers (CT) has been known for a long time, it has not lost its relevance now. Cases of malfunctioning as a result of oversaturation of CT are still recorded today.
P. Shagimardanov
doaj   +1 more source

Power Control of a Nonpitchable PMSG-Based Marine Current Turbine at Overrated Current Speed With Flux-Weakening Strategy [PDF]

open access: yes, 2014
This paper deals with power control strategies for a fixed-pitch direct drive marine current turbine (MCT) when the marine current velocity exceeds the rated value corresponding to the MCT nominal power.
SCUILLER, Franck   +6 more
core   +1 more source

Current Measurement Offset Error Compensation Scheme Considering Saturation of Current Controller in SPMSM Drives

open access: yesIEEE Access, 2023
A current measurement offset error compensation method for surface-mounted permanent magnet synchronous motor (SPMSM) drives that shows stable operating characteristics under the saturation of the current controller is proposed.
Sang-Il Kim   +2 more
doaj   +1 more source

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