rotational inertia


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rotational inertia

[rō′tā·shən·əl i′nər·shə]
(mechanics)
References in periodicals archive ?
Therefore, this system is based on the concept of rotational inertia. Alternative realizations involve a rotary ball screw and a flywheel to convert axial movement into rotary displacements.
To perform the biomechanical study was necessary the introduction of anthropometric and biomechanical indicators, from which was calculated the average rotational inertia of 60,45 kgm^2, in 2013 and 70,11 kgm^2, 2014.
Energy Stored in a Wind Turbine The kinetic energy (KE) [joules] stored in a body with rotational inertia J[kg-[m.sup.2]] rotating with speed [ohm] [rad/s] is KE= 1/2 J[[ohm].sup.2] The rated speed, total rotational inertia, and energy stored in a 550kW, 1.5 MW, and 5MW turbine rotor spinning at rated speed is presented in the table below.
Rex had rotational inertia due to its centre of gravity, so could not change direction fast.
When designing the complete drivetrain for the OM 651, engineers were then able to use this reduced shaft rotational inertia. The lower mass moment of inertia reduced the load in the powertrain, improving acoustic characteristics.
While the new DGT300 offers all the special features required to deal with the application parameter variations: web elasticity, bobbin rotational inertia, continuous or stop and go running processes, range of diameter variations, and many more.
By adding mass far away from the body, the performers increase their rotational inertia. That means it is more difficult to change the rotation of the body.
The DGT 300 offers the following features: web elasticity, bobbin rotational inertia, continuous or stop and go running process, and range of diameter variation.
Such a failure to rotate is characteristic of a superfluid and is known as nonclassical rotational inertia, or NCRI.
Yo-yos sleep longer when their weight is concentrated at the outer edges, thereby increasing the rotational inertia. That has the effect of boosting resistance to starting the toy's spinning, but it also increases an already-spinning yo-yo's tendency to keep spinning.
For a start, the drive motor and lead screw itself imposes substantial rotational inertia, which limits acceleration and responsiveness for short distance moves.