Debris-flow monitoring in the Catalan Pyrenees. Lessons learnt ...
Debris-flow monitoring in the Catalan Pyrenees. Lessons learnt ...
Debris-flow monitoring in the Catalan Pyrenees. Lessons learnt ...
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De ebris-<strong>flow</strong><br />
monito or<strong>in</strong>g <strong>in</strong> <strong>the</strong> Pyren nees<br />
<strong>Lessons</strong> <strong>learnt</strong>: <strong>in</strong>strumentation problems<br />
Senet:<br />
• Geophones<br />
• See later<br />
• Ultrasonic device<br />
• Irregular target average measurement (underestimation)<br />
better accuracy by radar or laser device?<br />
• Video camera<br />
• Download data <strong>in</strong>-situ change to 3G connection (more power)<br />
• Ra<strong>in</strong> gauge<br />
• Sealed cover by net<br />
• Unheated heated device (additional power)<br />
• Power supply<br />
• Crucial <strong>in</strong> remote areas<br />
• Problematic when cont<strong>in</strong>uous <strong>in</strong>crease of devices<br />
BOZEN
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