Results 291 to 300 of about 37,979 (336)

Moments of Inertia

2016
Moments of Inertia are used in beam theories (cf. Volume 2). Moments of second order of an area A, as for example of a cross sectional area of a beam, are defined as follows.
Ralf Müller, Dietmar Gross, Peter Wriggers, Jörg Schröder, Wolfgang Ehlers   +4 more
openaire   +2 more sources

Load Torque and Moment of Inertia Identification for Permanent Magnet Synchronous Motor Drives Based on Sliding Mode Observer

IEEE transactions on power electronics, 2019
In this paper, a load torque observer and two moment of inertia identification methods are developed for permanent magnet synchronous motor drive systems.
Chuanqiang Lian, F. Xiao, Shan Gao, Jilong Liu   +3 more
semanticscholar   +1 more source

Moment of Inertia and Friction Torque Coefficient Identification in a Servo Drive System

IEEE transactions on industrial electronics (1982. Print), 2019
This paper proposes a new method to identify the mechanical parameters of a servo drive system, such as the moment of inertia and friction torque coefficients.
Sungmin Kim
semanticscholar   +1 more source

Moments of Inertia

The American Mathematical Monthly, 1897
(1897). Moments of Inertia. The American Mathematical Monthly: Vol. 4, No. 12, pp. 303-306.
openaire   +2 more sources

Tilting motion and the moment of inertia of the smartphone

, 2020
Smartphones and their internal sensors offer new options for an experimental access to teach physics at secondary schools and universities. Especially in the field of mechanics, a number of smartphone-based experiments are known illustrating, e.g ...
A. Kaps, F. Stallmach
semanticscholar   +1 more source

On the Moments of Inertia of Nuclei

Proceedings of the Physical Society. Section A, 1957
The variational method developed in the previous paper is applied to the calculation of nuclear moments of inertia using an anisotropic harmonic well and neglecting spin-orbit couplings. The inter-nucleon forces are assumed to have a Gaussian form, either with zero range or with a realistic range, and in the latter case either for ordinary (Wigner ...
openaire   +2 more sources

Variational approach to the moment of inertia

Physical Review C, 1980
We derive an approximate expression for the moment of inertia theta in the framework of the cranked Hartree-Fock theory. Our method allows for a detailed study of the role of spin-orbit and two-body nuclear potentials. In particular it is shown that in /sup 20/Ne the two-body interaction lowers by 30% the rigid value of theta.
Stringari, Sandro, Lipparini, Enrico
openaire   +3 more sources

High Fidelity Moment of Inertia Testing of Unmanned Aircraft

2018 Applied Aerodynamics Conference, 2018
Knowledge of moment of inertia data for an aircraft is critical for both aircraft analysis as well as model development for control. There have been a variety of different methods employed to measure moment of inertia including: physical pendulums ...
Or D. Dantsker, Moiz Vahora, S. Imtiaz, M. Caccamo   +3 more
semanticscholar   +1 more source

Centroids and Moments of Inertia

2012
The position vector of a point P relative to a point O is r P and a scalar associated with P is s, for example, the mass m of a particle situated at P. The first moment of a point P with respect to a point O is the vector M = s r P . The scalar s is called the strength of P. The set of n points P i , i = 1, 2, …, n, is {S}, Fig. 2.1a $$\{S\} =\{ {P}
Dan B. Marghitu, Mihai Dupac
openaire   +2 more sources

Adaptive fractional-order back stepping control for tracking and estimation of moment of inertia matrix of a quadrotor

International Journal of Dynamics and Control, 2023
M. Vahdanipour, M. Khodabandeh
semanticscholar   +1 more source