Results 41 to 50 of about 497,650 (279)

Accurate Tracking of Aggressive Quadrotor Trajectories using Incremental Nonlinear Dynamic Inversion and Differential Flatness

open access: yes, 2020
Autonomous unmanned aerial vehicles (UAVs) that can execute aggressive (i.e., high-speed and high-acceleration) maneuvers have attracted significant attention in the past few years.
Karaman, Sertac, Tal, Ezra
core   +1 more source

Non-linear estimation is easy [PDF]

open access: yes, 2007
Non-linear state estimation and some related topics, like parametric estimation, fault diagnosis, and perturbation attenuation, are tackled here via a new methodology in numerical differentiation.
Fliess, Michel   +2 more
core   +4 more sources

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  

Thomas decompositions of parametric nonlinear control systems

open access: yes, 2012
This paper presents an algorithmic method to study structural properties of nonlinear control systems in dependence of parameters. The result consists of a description of parameter configurations which cause different control-theoretic behaviour of the ...
Lange-Hegermann, Markus, Robertz, Daniel
core   +1 more source

Backstepping Based Super-Twisting Sliding Mode MPPT Control with Differential Flatness Oriented Observer Design for Photovoltaic System

open access: yesElectronics, 2020
The formulation of a maximum power point tracking (MPPT) control strategy plays a vital role in enhancing the inherent low conversion efficiency of a photovoltaic (PV) module.
Rashid Khan   +4 more
semanticscholar   +1 more source

6D Pose Task Trajectory Tracking for a Class of 3D Aerial Manipulator From Differential Flatness

open access: yesIEEE Access, 2019
In this paper, the dynamics and control of a novel class of aerial manipulator for the purpose of end effector full pose trajectory tracking are investigated.
Yushu Yu, Vincenzo Lippiello
doaj   +1 more source

Flatness-based Deformation Control of an Euler-Bernoulli Beam with In-domain Actuation

open access: yes, 2015
This paper addresses the problem of deformation control of an Euler-Bernoulli beam with in-domain actuation. The proposed control scheme consists in first relating the system model described by an inhomogeneous partial differential equation to a target ...
Badkoubeh, Amir   +2 more
core   +1 more source

Yaw Feedback Control of Active Steering Vehicle Based on Differential Flatness Theory

open access: yesJournal of Theoretical and Applied Mechanics
In order to solve the problems of nonlinearity, underactuation and insufficient lateral stability of an active steering vehicle (ASV) in trajectory tracking tasks, a yaw feedback control strategy based on differential flatness theory is proposed in this ...
Kelly Feng   +5 more
semanticscholar   +1 more source

A Robust Disturbance-Rejection Controller Using Model Predictive Control for Quadrotor UAV in Tracking Aggressive Trajectory

open access: yesDrones, 2023
A robust controller for the waypoint tracking of a quadrotor unmanned aerial vehicle (UAV) is proposed in this paper, in which position control and attitude control are effectively decoupled.
Zhixiong Xu   +4 more
doaj   +1 more source

Deformations of calibrated D-branes in flux generalized complex manifolds [PDF]

open access: yes, 2006
We study massless deformations of generalized calibrated cycles, which describe, in the language of generalized complex geometry, supersymmetric D-branes in N=1 supersymmetric compactifications with fluxes. We find that the deformations are classified by
A. Kapustin   +47 more
core   +4 more sources

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