Results 31 to 40 of about 23,835,912 (305)

Objective evaluation model of sewing flatness based on deep belief network

open access: yesXi'an Gongcheng Daxue xuebao, 2023
In view of the low accuracy of objective automatic evaluation of fabric sewing flatness, an objective evaluation model of fabric sewing flatness based on feature parameters and deep belief network (DBN) is proposed. Firstly, image preprocessing including
HU Sheng   +3 more
doaj   +1 more source

Flatness-Based Control for the Maximum Power Point Tracking in a Photovoltaic System

open access: yesEnergies, 2019
Solar energy harvesting using Photovoltaic (PV) systems is one of the most popular sources of renewable energy, however the main drawback of PV systems is their low conversion efficiency.
Leopoldo Gil-Antonio   +5 more
doaj   +1 more source

Real-Time Trajectory Planning and Control for Constrained UAV Based on Differential Flatness

open access: yesInternational Journal of Aerospace Engineering, 2022
The trajectory planning of UAV with nonholonomic constraints is usually taken as differential algebraic equation to solve the optimal control problem of functional extremum under the condition of inequality constraints.
Dongli Wu   +4 more
doaj   +1 more source

Dual-Boost Inverter for PV Microinverter Application—An Assessment of Control Strategies

open access: yesApplied Sciences, 2022
Photovoltaic (PV) microinverters have grown rapidly in the small-scale PV market, where typical two-stage converters are used to connect one PV module to the single-phase AC grid.
Diana Lopez-Caiza   +5 more
doaj   +1 more source

A Novel Trajectory Planning for One-Loop Flatness-Based Control of PMSM

open access: yesIEEE Access
Permanent Magnet Synchronous Motors (PMSMs) are used in a variety of industries, including aerospace, industrial control, and electric vehicles (EVs). Extensive research has been dedicated to the control and drive of PMSMs, with field-oriented control ...
Milad Akrami   +3 more
doaj   +1 more source

Flatness based cooperative control of multiple mobile robotic systems [PDF]

open access: yes, 2022
Thesis (Master: Engineering: Electrical Engineering)--Central University of TechnologyCooperative multi-robotic systems can be more useful in numerous applications when compared to single-robotic systems.
Tsiu, Lintle
core  

PIR Control Strategy of MMC-RPC Based on Differential Flatness Theory

open access: yes机车电传动, 2020
In order to deal with the negative sequence, reactive power, harmonic and other power quality problems of traction power supply system, the power relationship between the left and right power supply arms of V/v transformer was analyzed, and the power ...
Pinggang SONG   +2 more
doaj  

Toward More Realistic Social Distancing Policies via Advanced Feedback Control

open access: yesAutomation, 2022
A continuously time-varying transmission rate is suggested by many control-theoretic investigations on non-pharmaceutical interventions for mitigating the COVID-19 pandemic.
Cédric Join   +2 more
doaj   +1 more source

Flatness-based control of a Timoshenko beam

open access: yesCoRR
The paper presents an approach to flatness-based control design for hyperbolic multi-input systems, building upon the hyperbolic controller form (HCF). The transformation into HCF yields a simplified system representation that considerably facilitates the design of state feedback controllers for trajectory tracking. The proposed concept is demonstrated
Simon Schmidt   +2 more
openaire   +3 more sources

Hydraulic actuators for flexible robots : a flatness based approach for tracking and vibration control

open access: yes, 1999
This paper deals with an application of the differential algebraic flatness approach to hydraulic drives. Here, an elastic robot arm driven by a differential cylinder is investigated.
Bernzen, W.   +8 more
core   +1 more source

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