Articles with "peak current" as a keyword



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Effect of peak current and peak voltage on machined surface morphology during WEDM of TiNiCu shape memory alloys

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Published in 2020 at "Journal of Mechanical Science and Technology"

DOI: 10.1007/s12206-020-2205-x

Abstract: This study considers the effect of wire electro discharge machining (WEDM) parameter peak current (Ip) and pulse peak voltage (Vp) on the machined surface morphology of TiNiCu shape memory alloys. Various defects of machined surfaces… read more here.

Keywords: surface; peak voltage; peak; peak current ... See more keywords

Synergistic effect of peak current density and nature of surfactant on microstructure, mechanical and electrochemical properties of pulsed electrodeposited Ni-Co-SiC nanocomposites

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Published in 2017 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2017.09.035

Abstract: Abstract Ni-Co-nano SiC composite coatings were electrodeposited from a modified Watt's bath containing CTAB or SDS by pulse electrodeposition at four different peak current densities. The synergistic effect of the pulse peak current density and… read more here.

Keywords: electrochemical properties; current density; density; peak current ... See more keywords

Room Temperature Negative Differential Resistance with High Peak Current in MoS2/WSe2 Heterostructures

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Published in 2024 at "Nano Letters"

DOI: 10.1021/acs.nanolett.3c04607

Abstract: Two-dimensional transition metal dichalcogenide (2D TMD) semiconductors allow facile integration of p- and n-type materials without a lattice mismatch. Here, we demonstrate gate-tunable n- and p-type junctions based on vertical heterostructures of MoS2 and WSe2… read more here.

Keywords: negative differential; mos2 wse2; peak current; differential resistance ... See more keywords

Electroplasticity in AZ31B subjected to short-duration high-frequency pulsed current

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Published in 2019 at "Journal of Applied Physics"

DOI: 10.1063/1.5087465

Abstract: In this study, the plasticity behavior of an AZ31B magnesium alloy subjected to short-duration (100 μs), high-frequency (120–800 Hz) pulsed current was investigated using tensile tests. The key finding is that the effect of pulsed current on… read more here.

Keywords: current density; pulsed current; density; peak current ... See more keywords

A Comparative Study of Terminal and Conventional Sliding-Mode Startup Peak Current Controls for a Synchronous Buck Converter

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Published in 2021 at "IEEE Journal of Emerging and Selected Topics in Power Electronics"

DOI: 10.1109/jestpe.2019.2960924

Abstract: An alternative to the linear control techniques, which are based on small-signal averaged models, is the sliding-mode control (SMC). That method uses the instantaneous models of the switched power converter to design robust controllers. The… read more here.

Keywords: sliding mode; startup peak; peak current; synchronous buck ... See more keywords

Comparison of Dual Peak Current Limiting Operation for a Series-Connected SFCL Using Two Iron Cores

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Published in 2018 at "IEEE Transactions on Applied Superconductivity"

DOI: 10.1109/tasc.2018.2798646

Abstract: In this paper, the dual peak current limiting characteristics of superconducting fault current limiters (SFCLs) using dual iron cores were compared to each other. The SFCLs were connected in series between two coils (N 1… read more here.

Keywords: dual peak; peak current; current limiting; iron cores ... See more keywords

A Wide-Stable-Region Logarithm-Type Slope Compensation for Peak-Current-Mode Controlled Boost Converter

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Published in 2022 at "IEEE Transactions on Circuits and Systems II: Express Briefs"

DOI: 10.1109/tcsii.2022.3153526

Abstract: When a peak-current-mode controlled (PCMC) boost converter operates at $D>0.5$ , instabilities such as bifurcations and chaos severely restrict its operation range. This brief proposed a logarithm-type slope compensation (LTSC) to use small amplitude signal… read more here.

Keywords: peak current; boost converter; slope compensation;

Lightning Location and Peak Current Estimation From Lightning-Induced Voltages on Transmission Lines With a Machine Learning Approach

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Published in 2024 at "IEEE Transactions on Electromagnetic Compatibility"

DOI: 10.1109/temc.2024.3375452

Abstract: In this article, a machine-learning-based model for the regression of cloud-to-ground lightning location and peak current from time-domain waveforms of lightning-induced voltage measurements on overhead transmission lines is presented. A principal component analysis (PCA) procedure… read more here.

Keywords: location; peak current; machine learning; lightning induced ... See more keywords

Peak Current Minimization-Based Optimal Nonlinear Control of a Dual Active Bridge DC-DC Converter

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Published in 2025 at "IEEE Transactions on Industry Applications"

DOI: 10.1109/tia.2025.3549404

Abstract: This paper presents the dynamic analysis coupled with the peak-current-minimization-based control of the Dual Active Bridge DC-DC converters (DAB). First, using the first harmonic approximation (FHA) model, the DAB system's zero dynamics, and stability analyses… read more here.

Keywords: minimization based; current minimization; control; peak current ... See more keywords

Peak Current Control of Multichannel LED Driver With Selective Dimming

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Published in 2019 at "IEEE Transactions on Industrial Electronics"

DOI: 10.1109/tie.2018.2856179

Abstract: A novel selective dimming method of the output channels of a multichannel LED driver is proposed in this paper. This LED driver comprises a front-end ac–dc boost power factor correction converter followed by symmetric half-bridge… read more here.

Keywords: led driver; current control; peak current; multichannel led ... See more keywords

Unified Model of Peak Current Mode Controlled Coupled SIDO Converters

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Published in 2022 at "IEEE Transactions on Industrial Electronics"

DOI: 10.1109/tie.2021.3127031

Abstract: Coupled inductor single-input–dual-output (CI-SIDO) converters are promising converters used in the applications that demand multiple voltage supplies due to their high efficiency and small volume. However, this class of converters suffers from poor cross-coupling and… read more here.

Keywords: current mode; peak current; model; sido converters ... See more keywords