Results 11 to 20 of about 1,269,563 (195)

Fast Finite-Set Model Predictive Control for Three-Phase Four-Arm Active Front End Modular Multilevel Converters Under Unbalanced and Distorted Network Conditions

open access: yesIEEE Access, 2020
This paper focuses on a fast finite-set model predictive control (FFS-MPC) for three-phase four-arm active front end modular multilevel converters (AFE-MMCs) under unbalanced and distorted network conditions.
Lin Qiu   +5 more
doaj   +1 more source

Learning Over Multitask Graphs—Part II: Performance Analysis

open access: yesIEEE Open Journal of Signal Processing, 2020
Part I of this paper formulated a multitask optimization problem where agents in the network have individual objectives to meet, or individual parameter vectors to estimate, subject to a smoothness condition over the graph.
Roula Nassif   +3 more
doaj   +1 more source

Joint Steady State and Transient Performance Adaptation for Aero Engine Mathematical Model

open access: yesIEEE Access, 2019
In the field of aero-engine control, it is valuable to build highly accurate component level models to meet the requirements of controller validation and model-based control.
Shuwei Pang   +3 more
doaj   +1 more source

Third-Order Kalman Filter: Tuning and Steady-State Performance [PDF]

open access: yesIEEE Signal Processing Letters, 2013
This letter deals with the Kalman filter (KF) based on a third-order integrated random walk model (RW3). The resulting filter, noted as RW3-KF, is well suited to track slow time-varying parameters with strong trend behaviour. We first prove that the RW3-KF in steady-state admits an equivalent structure to the third-order digital phase-locked loops ...
Shu, Huaqiang, Simon, Eric, Ros, Laurent
openaire   +4 more sources

An Improved Perturb and Observed Maximum Power Point Tracking Algorithm for Photovoltaic Power Systems

open access: yesJournal of Modern Power Systems and Clean Energy, 2023
This paper aims to improve the performance of the conventional perturb and observe (P&O) maximum power point tracking (MPPT) algorithm. As the oscillation around the maximum power point (MPP) is the main disadvantage of this technique, we ...
Rasool Kahani   +2 more
doaj   +1 more source

Grid current low-order harmonics suppression of the three-phase grid converter with an LCL filter under the distorted grid voltage

open access: yesThe Journal of Engineering, 2019
This article presents an extended backstepping control method to reduce the grid-side current harmonics caused by grid voltage distortion. A dynamic model considering the grid voltage as an external disturbance is derived in the stationary reference ...
Hang Yin   +3 more
doaj   +1 more source

A Novel Model Predictive Current Control for Asymmetrical Six-Phase PMSM Drives With an Optimum Duty-Cycle Calculation Scheme

open access: yesIEEE Access, 2023
This paper presents a novel model predictive current control (MPCC) with an optimum duty-cycle calculation scheme for asymmetrical six-phase permanent magnet synchronous machine (ASPMSM) drives.
Jin Zhang, Feng Yu
doaj   +1 more source

Steady-State Conduction Current Performance for Multilayer Polyimide/SiO2 Films [PDF]

open access: yesPolymers, 2021
The steady-state electrical conduction current for single and multilayer polyimide (PI) nanocomposite films was observed at the low and high electric field for different temperatures. Experimental data were fitted to conduction models to investigate the dominant conduction mechanism in these films. In most films, space charge limited current (SCLC) and
Muhammad Shoaib Bhutta   +9 more
openaire   +2 more sources

Steady-State Performance Prediction for a Variable Speed Direct Expansion Air Conditioning System Using a White-Box Based Modeling Approach

open access: yesEnergies, 2020
When using a certain type of Heating, Ventilation & Air Conditioning (HVAC) systems, it is primary to obtain their steady-state operating behaviors for achieving a better indoor thermal environment.
Yudong Xia   +3 more
doaj   +1 more source

Mathematical model of hot-air balloon steady-state vertical flight performance

open access: yesAviation, 2021
Vertical flight performance of Lighter-than-Air free hot-air balloons is derived and discussed. Novel mathematical model using lumped-parameters has been used to model balloon flight dynamics and steady-state performance in particular.
Nihad E. Daidzic
doaj   +1 more source

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