Results 41 to 50 of about 10,176,798 (138)

Adaptive control for double-integrator class systems in the absence of velocity feedback [PDF]

open access: yes, 2013
textThis work considers formulation of new classes of adaptive controllers for double-integrator type systems where the underlying system parameters are uncertain and the complete state-vector is not available for feedback.
Yang, Sungpil
core  

Design of a High-Precision Self-Balancing Potential Transformer Calibrator

open access: yesEnergies
Potential transformers are vital for measuring and protecting the power grid. Their accuracy and reliability directly impact the stability and security of the power system.
Mengjia Li   +6 more
doaj   +1 more source

Lipid metabolism in cultured cells. XVI. Lipoprotein binding and HMG CoA reductase levels in normal and tumor virus-transformed human fibroblasts

open access: yesJournal of Lipid Research, 1977
The loss in feedback control of cholesterol biosynthesis in tumor cells was examined in tissue culture. Human fibroblasts from normal subjects, SV40 tumor virus-transformed cell lines, and homozygous familial hypercholesterolemic cells as reference, were
J M Bailey, J D Wu
doaj   +1 more source

Nonlinear Output Feedback Control: An Analysis of Performance and Robustness [PDF]

open access: yes, 2004
By considering a non-singular performance cost functional, observer backstepping designs and adaptive observer backstepping designs are compared to high-gain observer designs for an output feedback system and a parametric output feedback system.
Xie, Chengkang
core   +1 more source

A Levitation Control Method for Maglev Train by Electromagnetic Force Feedback

open access: yesKongzhi Yu Xinxi Jishu, 2020
Levitation control of electrical magnetic suspension (EMS) maglev vehicles generally adopts a two-loop method, in which the outer loop is a gap loop and the inner loop is a current loop.
GUO Wei   +5 more
doaj  

Attacking a Feedback Controller

open access: yesElectronic Notes in Theoretical Computer Science, 2015
AbstractWe consider the problem of generating sensor spoofing attacks on feedback controllers. The attacker has the option of remaining in a stealth mode – wherein it spoofs some sensor but only by an amount that is indistinguishable from noise. Later, the attacker can launch a full attack and try to force the system to get into an unsafe region. Using
openaire   +2 more sources

Effects of active vibration control of simply supported plates on sound radiation

open access: yesFrontiers in Built Environment
This paper deals with the effects of different active vibration control strategies applied to a vibrating structure on its sound radiation, taking into account the effect of the position of the excitation force.
Natasha Hirschfeldt   +2 more
doaj   +1 more source

Feedback control algorithm for optimal throughput in IEEE 802.11e EDCA networks

open access: yesSystems Science & Control Engineering, 2017
The minimum contention window ( $ {\rm CW}_{\min } $ ) value of the EDCA protocol gives priority access to the different categories of traffic on the WLAN and also affects the rate of collision and delays experienced on the WLAN.
Ibukunoluwa Akinyemi, Shuang-Hua Yang
doaj   +1 more source

Drilling of Carbon Fiber Reinforced Plastic Composites with Feedback Control Based on Cutting Force

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2012
For generating holes on carbon fiber reinforced plastic (CFRP) composites, drilling is one of the most commonly applied processes. However, machining defects caused by delamination occur frequently during this kind of process.
Hiro OHZEKI, Hikaru HOSHI, Fumihito ARAI
doaj   +1 more source

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