n - Fachhochschule Jena
n - Fachhochschule Jena
n - Fachhochschule Jena
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Application of Fiber Grating Sensor Systems<br />
Spacecrafts<br />
Strain & temperature sensor network: 4 arrays (sensor pads) with 12 sensors<br />
• Health monitoring NASA X-38 CRV prototype for ISS<br />
Partners: IPHT & Kayser-Threde, NASA<br />
Wavelength [nm]<br />
849<br />
848<br />
847<br />
846<br />
845<br />
844<br />
SPU box<br />
(NASA<br />
standard)<br />
-0.36nm=-560µε<br />
elongated sensor<br />
compressed sensor<br />
temperature sensor<br />
1.27nm =2000µε<br />
838<br />
0 5 10 15 20 25<br />
Time [min]<br />
FBG sensor pad<br />
(2 orthogonal strain<br />
& 1 temp. sensor)<br />
test measurement<br />
FOS - 70
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