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Static and dynamic evaluation of the CENAM (Mexico) 150 kN primary force standard machine by means of the INRiM (Italy) 100 kN six-component dynamometer

C. Marinari, F. Mazzoleni, J. C. Torres-Guzman,D. A. Ramirez-Ahedo

Abstract

In order to improve the metrological characteristics of the primary force standard machines, as well as to understand the causes of anomalies and to optimise calibration methods, it is important to measure the value and the effect of the parasitic components which could influence the final value and uncertainty of the applied vertical loads.<br /> The paper describes the measurements performed on the 150 kN CENAM (Mexico) primary force standard deadweight machine in order to evaluate the value and the direction of the parasitic components (two side forces F<sub>X</sub> and F<sub>Y</sub>; two bending moments F<sub>L</sub> and F<sub>M</sub>, and the twisting moment F<sub>N</sub>) generated by the standard machine The influence of the parasitic components on the Force Standard Machine accuracy and the values of dynamic components during the load application transient are studied as well. This evaluation was carried out in the framework of a scientific agreement between the Istituto Nazionale di Ricerca Metrologica (INRiM, Italy) and the Centro Nacional de Metrologia (CENAM, Mexico).

Keywords
force, force standard machine, multi-component dynamometer, intercomparison
Download
IMEKO-TC3-2007-078u.pdf
DOI
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IMEKO TC
TC3 - Measurement of Force, Mass, Torque, and Gravity

Event details

Event
Cultivating Metrological Knowledge
Linked User
Dirk Röske
Technical Committee
TC3
Place
Merida, MEXICO
Time
27 November 2007 - 1 December 2007
Website
http://www.cenam.mx/fyp/imeko2.html

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