Results 31 to 40 of about 47,836 (211)

Research on Hydrodynamic Characteristics of Blended Wing Body Underwater Glider with Rudder

open access: yesXibei Gongye Daxue Xuebao, 2020
In order to improve the maneuverability and stability of the Blended Wing Body (BWB) underwater glider, the trailing edge rudder is integrated into its shape design in this paper.

doaj   +1 more source

Under-actuated USV path following control under multiple constraints

open access: yesAIP Advances, 2022
The path following control of an under-actuated unmanned surface vehicle (USV) under the constraints of rudder angle, rudder velocity, and rudder response time in the disturbing environment is studied, and a cascaded path following control system based ...
Hongbin Wang   +4 more
doaj   +1 more source

Exploring Differences Between Similarly Structured State Higher Education Governing Agencies

open access: yesNew Directions for Higher Education, EarlyView.
ABSTRACT Research examining state higher education governing agencies often focuses on their centralization of authority and structure as key differentiating factors (e.g., consolidated governing agencies vs. coordinating boards vs. planning/regulatory agencies).
Paul G. Rubin, Lucas N. English
wiley   +1 more source

Identification of Missing Knowledge in MBSE System Models Using Graph‐Based Machine Learning

open access: yesSystems Engineering, EarlyView.
ABSTRACT The design and development of complex aerospace systems pose significant challenges due to their growing complexity. Iterative design processes, guided by formal specifications, strive to refine initially vague characteristics through multiple stages.
Esma Karagoz   +2 more
wiley   +1 more source

Space shuttle rudder/speedbrake actuation subsystem [PDF]

open access: yes, 1985
The Rudder/Speedbrake (R/SB) Actuation Subsystem for use on the NASA Space Shuttle Orbiter is an electro-hydro-mechanical system which provides the control and positionary capability of the orbiter aero-dynamic primary flight control surface.
Naber, R. A.
core   +1 more source

A prediction program of manoeuvrability for a ship with a gate rudder system [PDF]

open access: yes, 2016
The Gate Rudder is a special twin rudder system with two rudder blades placed aside of a propeller. Main advantage of this system is the energy saving originated from the rudder thrust which is induced by the two cambered rudder blades comparably ...
Atlar, Mehmet   +3 more
core  

Polynomial approach to nonlinear predictive generalized minimum variance control [PDF]

open access: yes, 2010
A relatively simple approach to non-linear predictive generalised minimum variance (NPGMV) control is introduced for non-linear discrete-time multivariable systems.
Grimble, M.J., Majecki, P.M.
core   +1 more source

The Role of Children's Voices and Feedback Mechanisms in Family Justice

open access: yesChild &Family Social Work, EarlyView.
ABSTRACT When parents separate in Australia and in many other jurisdictions, most settle the parenting arrangements for their children between themselves or with the assistance of mediation or other dispute resolution processes. These processes may or may not take much account of children's views.
Judith Cashmore
wiley   +1 more source

Nonlinear Programming-Based Fault-Tolerant Control for X-Rudder AUVs

open access: yes水下无人系统学报
To fully utilize the fault-tolerant capability of the X-rudder autonomous undersea vehicles (AUVs), a fault-tolerant motion control algorithm for AUVs oriented towards rudder failures was proposed, and it was deployed on a prototype of an X-rudder AUV ...
Ying CHEN
doaj   +1 more source

Robust Control Design and Analysis Based on Lifting Linearization of Nonlinear Systems Under Uncertain Initial Conditions

open access: yesInternational Journal of Robust and Nonlinear Control, Volume 36, Issue 5, Page 3047-3067, 25 March 2026.
ABSTRACT This paper presents a robust control synthesis and analysis framework for nonlinear systems with uncertain initial conditions. First, a deep learning‐based lifting approach is proposed to approximate nonlinear dynamical systems with linear parameter‐varying (LPV) state‐space models in higher‐dimensional spaces while simultaneously ...
Sourav Sinha, Mazen Farhood
wiley   +1 more source

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