Evolution of Strain Gauge Force Transducers—Design, Fabrication, Testing, Calibration and Databases

2020 ◽  
pp. 75-86
Author(s):  
Dan Mihai Ştefănescu
2019 ◽  
Vol 9 (1) ◽  
pp. 631-640 ◽  
Author(s):  
Leopold Hrabovský ◽  
David Dluhoš

AbstractIn a parking house with KOMA TOWER computer-controlled automated parking system it happens that a control system is locked out of service after a pallet has failed to reach the required position during the shifting of pallets, loaded with cars, into rack cells.In this paper is described testing equipment designed by the Institute of Transport, Faculty of Mechanical Engineering, VŠB Technical University of Ostrava for the purpose of simulating the process of pallets shifting into the rack cells in order that the frequency of error messages from the control system during the automated process of cars positioning in rack cells in the parking house may be limited.The paper details two completed parts of the designed testing equipment which provide for the calibration of strain-gauge force transducers and for the detection of coil compressive spring compression in relation to acting pressure force.The description of the third, principal design part will be provided in the next paper, together with the experimentally measured acting forces which generate, in both horizontal and vertical directions, as a pallet brake pulley rolls along a brake haunch length.


1983 ◽  
Vol 141 (1) ◽  
pp. 117-118
Author(s):  
SEIGI TSUCHIDA ◽  
OSAMU NISHIZAWA ◽  
NOBUO KOINUMA ◽  
TADASHI HARADA ◽  
ITARU MORIYA ◽  
...  

1987 ◽  
Vol 253 (4) ◽  
pp. G452-G460 ◽  
Author(s):  
M. L. Siegle ◽  
H. J. Ehrlein

The aim of this study is to elucidate the nature of ileal interdigestive contractile patterns by the computerized analysis of the contraction spread and by videofluoroscopy. Conscious dogs equipped with closely spaced strain-gauge force transducers were used. Two patterns of repetitive, phasic contractions were recorded, migrating clusters and phase IIIs; both patterns consisted of repetitive, propagated contractions. Both patterns migrated aborad by sequential movement of contraction waves down the bowel. Consequently, the rate of migration of either of the entire patterns was slower than the propagation velocity of constituent, individual contraction waves. Both patterns differed in several parameters, especially the propagated contractions of the clusters spread over shorter distances (1.47 +/- 0.4 cm) than those of phase III (4.65 +/- 0.99 cm). Compared with these complex patterns, propagating power contractions represented single contractions that propagated aborad at the same velocity as the contraction waves of the complex patterns. All three patterns propelled luminal contents distally.


2004 ◽  
Vol 36 (2) ◽  
pp. 343-344 ◽  
Author(s):  
Y Nishimoto ◽  
T Taguchi ◽  
K Masumoto ◽  
K Ogita ◽  
M Nakamura ◽  
...  

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