نتایج جستجو برای: angular velocity measurement

تعداد نتایج: 634956  

Journal: :Journal of applied physiology 2013
Hugo Hauraix Antoine Nordez Sylvain Dorel

The torque-velocity relationship has been widely considered as reflecting the mechanical properties of the contractile apparatus, and the influence of tendinous tissues on this relationship obtained during in vivo experiments remains to be determined. This study describes the pattern of shortening of various muscle-tendon unit elements of the triceps surae at different constant angular velociti...

Journal: :Automatica 2010
Nima Ghods Miroslav Krstic

The simplest strategy for extremum seeking-based source localization, for sources with unknown spatial distributions and nonholonomic unicycle vehicles without position measurement, employs a constant positive forward speed. Steering of the vehicle in the plane is performed using only the variation of the angular velocity. While keeping the forward speed constant is a reasonable strategy motiva...

Journal: :نشریه دانشکده فنی 0
دکتر حسن رضائی دلفی

the ground state rotational bands of some rare earth nuclei show a rather strange behaviour at large values of angular momenta. the nuclear moment of inertia teta increases smoothly with angular momentum i up to i=12. then at about i=14 there is a sudden increase in the moment of inertia. the plot of teta versus the square of the angular velocity w gives a s-shaped curve. we attempt here to rep...

Journal: :Automatica 2008
Nalin A. Chaturvedi N. Harris McClamroch Dennis S. Bernstein

Stabilizing controllers are developed for a 3D pendulum assuming that the pendulum has a single axis of symmetry and that the center of mass lies on the axis of symmetry. This assumption allows development of a reducedmodel that forms the basis for controller design and global closed-loop analysis; this reduced model is parameterized by the constant angular velocity component of the 3D pendulum...

Journal: :Epj Web of Conferences 2021

Due to the opacity of most granular materials, it is often desirable have three dimensional (3D) particle tracking techniques beyond optical imaging explore dynamics. Using inertial measurement units (IMU) embedded in a projectile, we obtain trajectory projectile impacting on medium under microgravity using tri-axial acceleration and angular velocity data. In addition standard algorithm for rec...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علم و صنعت ایران - دانشکده مهندسی 1385

لغزیدن و سریدن به علت اصطکاک کم بین ریل و چرخ همواره مسئله اصلی در صنعت راه آهن بوده است. پدیده لغزش و سریدن موجب کاهش عمر چرخ و ریل و عناصر مرتبط شده و نیز عملکرد تراکنشی (فرآیند کشش در وسیله نقلیه ریلی) را تحت تاثیر قرار می دهد، لذا محاسبه لغزش به منظور کنترل آن امری حیاتی است. مسئله مهمی که در اندازه گیری لغزش اهمیت دارد، اندازه درست سرعت وسیله نقلیه است. از آنجا که محاسبه سرعت خطی وسیله نقل...

Journal: :Microfluidics and Nanofluidics 2015

Journal: :Journal of physics 2023

Abstract The rotational angular velocity of fragments under the driver explosive products makes constantly flip during trajectory, which has a huge effect on decay fragments. In order to more accurately calculate residual flight, it is necessary study Based paper target system, an experimental method for measuring proposed. By using ANSYS/LSDYNA finite element software, preformed explosion stud...

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