Results 151 to 160 of about 940,275 (297)

PSO algorithm-based robust design of PID controller for variable time-delay systems: AQM application

open access: yesJournal of Computer Science and Technology, 2015
This paper formulates a robust control for variable time-delay system models. An automatic tuning method for PID-type controller is proposed. The adopted method integrates robust control design using Quantitative Feedback Theory (QFT) with Particle Swan ...
Patricia Noemí Baldini   +3 more
doaj  

Prevalence of Mycoplasma genitalium in Asymptomatic Patients Attending a Department of Genitourinary Medicine: A Consecutive Series

open access: yesJEADV Clinical Practice, EarlyView.
In a series of 251 asymptomatic attendees at a genitourinary medicine clinic, Mycoplasma genitalium was detected in 4.38% (11/251). Positivity was concentrated in those aged ≤ 30 years (7.14%; 10/140), supporting targeted screening, at least in younger clinic populations.
Dabashis Mandal   +6 more
wiley   +1 more source

Algoritma Kendali PID dalam Sistem Embedded pada Gerak Pitch dan Roll Pesawat LSU-01 LAPAN = PID Control Algorithm in Embedded Systems for Pitch and Roll Motions of LAPAN LSU-01 Aircraft

open access: yes, 2015
Di Pustekbang, LAPAN, LSU 01 digunakan untuk pemotretan udara. Gambar tegak didapatkan bila LSU 01 terbang level. Algoritma kendali PID dalam sistem embedded telah didesain untuk kendali pitch dan roll pada pesawat LSU-01 untuk terbang level.
Agus Wiyono
core  

Characterization and Repetition Rate Locking of a 1 GHz Erbium‐Doped ZBLAN Waveguide‐Chip Comb Laser

open access: yesLaser &Photonics Reviews, EarlyView.
A compact, erbium‐doped ZBLAN waveguide chip mode‐locked laser that self‐starts, delivers stable ultrashort pulses, and repetition rate locked to a 1 GHz radio‐frequency reference. The laser produces near transform‐limited 324 fs pulses and 12 nm bandwidth with low noise and long‐term stability, with potential applications in optical frequency ...
Wen Qi Zhang   +4 more
wiley   +1 more source

Limited Role of <i>Mycoplasma genitalium, Chlamydia trachomatis</i>, and <i>Neisseria gonorrhoeae</i> in Pelvic Inflammatory Disease and Tubo-Ovarian Abscess in the Netherlands: A Multicenter Prospective Cohort Study. [PDF]

open access: yesObstet Gynecol Int
Adriaens N   +10 more
europepmc   +1 more source

SMT forrasztó kemence szabályozása PID szabályozóval

open access: yes
Szakdolgozatom témáját a Hatvani Robert Bosch Elektronikai Kft.-n belül található forrasztó kemence adja. A célom, hogy optimalizáljam a kemence pirolízis rendszerének nitrogén ellátását PID szabályzó segítéségével.
Novák, Ádám
core  

Inertial‐Based LQG Control: A New Look at Inverted‐Pendulum Stabilization

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT Linear‐quadratic Gaussian (LQG) control is a well‐established method for optimal control through state estimation, particularly in stabilizing an inverted pendulum on a cart. In standard laboratory setups, sensor redundancy enables direct measurement of configuration variables using displacement sensors and rotary encoders. However, in outdoor
Daniel Engelsman, Itzik Klein
wiley   +1 more source

"Applications of PID controllers in neurostimulation techniques"

open access: yes
reservedQuesta tesi si propone di descrivere le nuove tecnologie di neurostimolazione, come la Stimolazione Cerebrale Profonda (DBS), nel trattamento delle malattie neurologiche, con un focus specifico su epilessia e morbo di Parkinson.
ZACCARIN, FRANCESCA
core  

Robust Position Control of an Electro‐Hydraulic Actuator via Metaheuristic Optimization of a Fractional‐Order PID Controller

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT In this study, a robust position control strategy is presented for a two‐stage electro‐hydraulic actuator system using a fractional‐order proportional–integral–derivative (FOPID) controller tuned by Kirchhoff's law algorithm (KLA). Electro‐hydraulic systems exhibit strong nonlinearities, parameter uncertainties, and external disturbances ...
Ridvan Firat Cinar   +8 more
wiley   +1 more source

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