Revolving Disc Test
Revolving Disc Test - Related Videos
07:48
Dissection and Mounting of Drosophila Pupal Eye Discs
0 Views •
Cited by 6 •
2014
The goal of this technique is to enable researchers to perform dissection, immunostaining and mounting of pupal eye discs from Drosophila melanogaster of any age.
06:08
Long-term Live Imaging of Drosophila Eye Disc
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Cited by 6 •
2017
This protocol describes a detailed method for the long-term ex vivo culture and live imaging of a Drosophila imaginal disc. It demonstrates photoreceptor differentiation and ommatidial rotation within the 10 h period of live imaging of the eye disc. The protocol is simple and does not require expensive setup.
07:36
Dissection of Imaginal Discs from 3rd Instar Drosophila Larvae
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Cited by 10 •
2007
This protocol demonstrates the dissection technique used for isolating imaginal discs from drosophila larvae at the 3rd instar stage. Methods for fixing the tissue after saying and removing the wing, leg, and eye discs are demonstrated directly on a microscope slide for subsequent visualization.
08:03
An In Vitro Organ Culture Model of the Murine Intervertebral Disc
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Cited by 22 •
2017
Whole organ culture of the intervertebral disc (IVD) preserves the native extracellular matrix, cell phenotypes, and cellular-matrix interactions. Here we describe an IVD culture system using mouse lumbar and caudal IVDs in their functional spinal units and several applications utilizing this system.
08:20
Time-Resolved In Vivo Measurement of Neuropeptide Dynamics by Capacitive Immunoprobe in Porcine Heart
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Cited by 5 •
2022
Established immunochemical methods to measure peptide transmitters in vivo rely on microdialysis or bulk fluid draw to obtain the sample for offline analysis. However, these suffer from spatiotemporal limitations. The present protocol describes the fabrication and application of a capacitive immunoprobe biosensor that overcomes the limitations of the existing techniques.
FAQs
Rotational speed changes the forces acting within the disc and on any attached components, including centrifugal effects that can influence stability and deformation. Testing at a defined speed allows engineers to relate these effects to measured torque, resistance, vibration, or other responses. Comparing results across controlled speeds helps reveal how rotational conditions influence mechanical behavior.
Applied loads and contact conditions determine how much resistance, friction, and torque the rotating disc experiences. Changes in these factors can alter energy loss, vibration, and wear, so they must be controlled when comparing measurements. This makes it possible to distinguish changes caused by operating conditions from differences associated with material performance or component behavior.
Engineers compare recorded forces, torque, resistance, vibration, or deformation with values predicted by theoretical models. Agreement can support the assumptions used to describe the rotating system, while differences may indicate unaccounted effects such as contact behavior, energy loss, or instability. This comparison helps validate designs and identify where the model or component requires further investigation.
A typical procedure establishes the disc, attached components, loads, and contact conditions before operation. The disc is then driven at a defined rotational speed while instruments record its mechanical response. Engineers control the operating conditions, collect measurements, and compare the results with expected behavior. The recorded data can then be used to assess stability, resistance, energy loss, or wear.
Depending on the test arrangement, instruments can record applied or resulting forces, torque, resistance, vibration, and deformation while the disc rotates. These measurements describe how the component responds under controlled operating conditions rather than relying only on theoretical predictions. Engineers can use the resulting data to evaluate rotational stability, energy loss, material performance, and wear.
The test is useful when engineers need evidence about the behavior of rotating machinery, braking systems, drives, or related mechanical components. Measurements can support design validation by showing whether a component performs as expected under selected conditions. They can also inform maintenance decisions by revealing responses associated with instability, energy loss, material performance, or wear.