In soil distributed temperature measurements for small scale physical models

Bersan S., Schenato L., Rajendran A., Palmieri L., Cola S., Pasuto A., Galtarossa A., Simonini P., 2014, In soil distributed temperature measurements for small scale physical models, XX Riunione Nazionale di Elettromagnetismo, pp. 529–532, Padova, 15-18/09/2014,
URL: http://www.cnr.it/prodotto/i/300739

A distributed temperature optical fibre sensors system with a sub-centimetre spatial resolution has been incorporated in a sand-box model. The aim is to monitor the temperature field induced in the sand by a horizontal water flow with inflowing water maintained at a constant temperature higher than the room temperature. It is shown that by distributed fibre optic sensors accurate temperature mapping in a soil sample can be obtained. The measurements has such a richness of detail which is not comparable with that achievable with any other system of point-wise sensors.

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