Title :
A H2O(v) sensor system for combustion diagnostics using both direct absorption and frequency modulation spectroscopy
Author_Institution :
Coll. of William & Mary, Williamsburg, VA, USA
fDate :
30 Oct-2 Nov 1995
Abstract :
A diode laser H2O(v) measurement system for nonintrusive combustion diagnostics has been successfully developed, tested and installed at a NASA HYPULSE facility for routine operation. The operation theory and measurement results will be presented
Keywords :
combustion; frequency modulation; measurement by laser beam; measurement theory; modulation spectra; modulation spectroscopy; optical modulation; remote sensing by laser beam; semiconductor lasers; spectrochemical analysis; H2O; H2O(v) sensor system; NASA HYPULSE facility; combustion diagnostics; diode laser H2O(v) measurement system; direct absorption modulation spectroscopy; frequency modulation spectroscopy; measurement results wi; nonintrusive combustion diagnostics; operation theory; routine operation; water vapour measurements; Combustion; Diode lasers; Electromagnetic wave absorption; Fluid flow measurement; Frequency modulation; Gas lasers; Infrared spectra; Sensor systems; Spectroscopy; Wavelength measurement;
Conference_Titel :
Lasers and Electro-Optics Society Annual Meeting, 1995. 8th Annual Meeting Conference Proceedings, Volume 1., IEEE
Conference_Location :
San Francisco, CA
Print_ISBN :
0-7803-2450-1
DOI :
10.1109/LEOS.1995.484738
