نتایج جستجو برای: negative sequence current

تعداد نتایج: 1633578  

Journal: :IEEE Journal of the Electron Devices Society 2023

For decades, the fundamental driving force behind energy-efficient and cost-effective electronic components has been downward scaling of devices. However, due to approaching limits silicon-based complementary metal-oxide-semiconductor (CMOS) devices, various emerging materials device structures are considered alternative aspirants, such as negative-capacitance field-effect transistors (NCFETs),...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه 1377

the methods which are used to analyze microstrip antennas, are divited into three categories: empirical methods, semi-empirical methods and full-wave analysis. empirical and semi-empirical methods are generally based on some fundamental simplifying assumptions about quality of surface current distribution and substrate thickness. thses simplificatioms cause low accuracy in field evaluation. ful...

Journal: :Energies 2022

The traction motor (TM) is an essential part of the high-speed train, health condition which determines quality and safety vehicle. Hence, this study proposed a novel approach to diagnosing predicting TM stator interturn short-circuit fault (SISCF). Based on Park vector (PV) current, method could overcome interference current sensor errors, null shift, frequency fluctuations in actual condition...

Journal: :IEEE Transactions on Power Electronics 2022

This article presents a novel modulated model-predictive control (MMPC) scheme for modular multilevel cascaded converter-based static synchronous compensator (STATCOMs) (MMCC-STATCOMs) to compensate unbalanced load current and regulate reactive power flow. By adding common-mode voltage (CMV) the phase-voltages of star-connected MMCC model, method allows natural injection nonsinusoidal neutral p...

Journal: :Parallel Processing Letters 1995
Kalyan S. Perumalla Narsingh Deo

Given a sequence Q of n numbers positive and negative the maximum subsequence of Q is the contiguous subsequence that has the maximum sum among all contiguous subsequences of Q Given a two dimensional array A of n n numbers positive and negative the maximum subarray of A is the contiguous subarray that has the maximum sum among all contiguous subarrays of A We present two O log n time parallel ...

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