Results 81 to 90 of about 12,946 (228)

Resonant mode controllers for launch vehicle applications [PDF]

open access: yes
Electro-mechanical actuator (EMA) systems are currently being investigated for the National Launch System (NLS) as a replacement for hydraulic actuators due to the large amount of manpower and support hardware required to maintain the hydraulic systems ...
Roth, Mary Ellen, Schreiner, Ken E.
core   +1 more source

Materials and System Design for Self‐Decision Bioelectronic Systems

open access: yesAdvanced Materials, Volume 38, Issue 9, 12 February 2026.
This review highlights how self‐decision bioelectronic systems integrate sensing, computation, and therapy into autonomous, closed‐loop platforms that continuously monitor and treat diseases, marking a major step toward intelligent, self‐regulating healthcare technologies.
Qiankun Zeng   +9 more
wiley   +1 more source

Steady-State Fault Propagation Characteristics and Fault Isolation in Cascade Electro-Hydraulic Control System

open access: yesMachines
Model-based fault diagnosis serves as a powerful technique for addressing fault detection and isolation issues in control systems. However, diagnosing faults in closed-loop control systems is more challenging due to their inherent robustness.
Yang Zhang   +4 more
doaj   +1 more source

Independent Orbiter Assessment (IOA): Analysis of the rudder/speed brake subsystem [PDF]

open access: yes
The results of the Independent Orbiter Assessment (IOA) of the Failure Modes and Effects Analysis (FMEA) and Critical Items List (CIL) are presented. The IOA approach features a top-down analysis of the hardware to determine failure modes, criticality ...
Riccio, J. R., Wilson, R. E.
core   +1 more source

AFWAL space control technology program [PDF]

open access: yes, 1985
An overview of space oriented control technology programs which are applicable to flexible large space structures is presented. The spacecraft control activity is interdisciplinary with activities in structures, structural dynamics and control brought ...
Hoehne, V. O.
core   +1 more source

Modeling and fault tolerant control of an electro-hydraulic actuator [PDF]

open access: yes, 2016
In the modern industry, electro-hydraulic actuators (EHAs) have been applied to various applications for precise position pressure/ force control tasks.
Ahn, Kyoung Kwan   +4 more
core   +1 more source

Systemic design of multidisciplinary electrical energy devices: a pedagogical approach [PDF]

open access: yes, 2009
In this paper, we present a complete educative project for illustrating the design and the analysis of hybrid electrical systems. It is based on the study of an ElectroHydrostatic Actuator for flight control application, fed by a power supply associating
Fontes, Guillaume   +2 more
core  

Parallel Velocity Control of an Electro-Hydraulic Actuator With Dual Disturbance Observers

open access: yesIEEE Access, 2019
In this paper, a nonlinear parallel control algorithm is developed for an electro-hydraulic actuator to achieve high velocity tracking performance and reduce energy consumption.
Mingjie Li   +5 more
doaj   +1 more source

Space Transportation System solid rocket booster thrust vector control system [PDF]

open access: yes
The Solid Rocket Booster, Thrust Vector Control (TVC) system was designed in accordance with the following requirements: self-contained power supply, failsafe operation, 20 flight uses after exposure to seawater landings, optimized cost, and component ...
Mccool, A. A.   +2 more
core   +1 more source

A path following algorithm for mobile robots [PDF]

open access: yes
This paper considers path following control for a robotic platform. The vehicle used for the experiments is a specially designed robotic platform for performing autonomous weed control. The platform is four-wheel steered and four-wheel driven.
Asselt, C.J., van   +4 more
core   +2 more sources

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