INTERROGATOR FOR TWO FIBER BRAGG GRATING MEASUREMENT POINTS

INTERROGATOR FOR TWO FIBER BRAGG GRATING MEASUREMENT POINTS

A measuring arrangement for fiber Bragg grating measurement points and particularly a measuring arrangement for two fiber Bragg gratings (FBG), wherein a first measurement point is subjected to tension and a second measurement point is subjected to pressure, or vice versa. The circuit arrangement in...

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Bibliographische Detailangaben
Hauptverfasser: MAUL, JOCHEN, MOITA ARALJJO, FRANCISCO MANUEL, DE ALMEIDA FERREIRA, LUIS ALBERTO
Format: Patent
Sprache:eng
Schlagworte:
MEASURING
MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER,MECHANICAL EFFICIENCY, OR FLUID PRESSURE
PHYSICS
TESTING
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Beschreibung
Zusammenfassung:A measuring arrangement for fiber Bragg grating measurement points and particularly a measuring arrangement for two fiber Bragg gratings (FBG), wherein a first measurement point is subjected to tension and a second measurement point is subjected to pressure, or vice versa. The circuit arrangement includes a broadband light source, a first beam splitter, a second beam splitter, a third beam splitter, a fourth beam splitter, a fifth beam splitter, photodiodes and an optical delay element.