SBIR/STTR Research Award
VERY HIGH TEMPERATURE FIBER SENSORS
Award amount
$49,828Program and phase
SBIR · Phase IAward year
1989Award details
- Awarding agency
- National Aeronautics and Space Administration
- Branch
- Not reported
- Recipient company
- Lasergenics Corporation
- Proposal award date
- Not reported
- Contract end date
- Not reported
- UEI
- Not reported
- Solicitation number
- Not reported
- Topic code
- Not reported
Research abstract
ADVANCED WIND TUNNEL INSTRUMENTATION WILL REQUIRE HIGHLY SENSITIVE DEVICES FOR MEASURING TEMPERATURES IN THE RANGE OF1800 DEGREES CENTIGRADE TO 3000 DEGREES CENTIGRADE. IN ORDER TO MAKE ACCURATE TEMPERATURE MEASUREMENTS IN THIS EXTREME ENVIRONMENT, NEW CONCEPTS IN SENSOR DESIGN WILL HAVE TO BE EMPLOYED. AVAILABLE THERMOMETRY DEVICES WILL NOTPERFORM RELIABLY IN THIS ENVIRONMENT. FIBER OPTIC SENSORS OFFER A POSSIBLE SOLUTION BUT AVAILABLE FIBERS OF GLASS OR SILICA CANNOT WITHSTAND THIS TEMPERATURE RANGE. WE ARE PROPOSING THE USE OF SINGLE CRYSTAL FIBER OPTICS WHICH CAN BE USED AT THESE EXTREMELY HIGH TEMPERATURES. A VARIETY OF HIGH TEMPERATURE REFRACTORY SINGLE CRYSTAL FIBERS WILL BE GROWN WITH DIFFERENT DOPANTS IN THE TIP OF THE FIBER THAT WILL SERVE AS A BLACKBODY RADIATION SOURCE. THE EMISSION FROM THIS SOURCE WILL THEN BE DETECTED AND ANALYZED TO DETERMINE THE TIP TEMPERATURE.
Technology keywords
Not reported