In situ ammonia analyzer for process control and environmental monitoring

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 2835, Issue , 1996, Pages 236-247

  Monlux, G ^a   Brand, J A ^a   Zmarzly, P ^a   Walker, M ^a   Groff, K W ^a   Fetzer, G J ^a   Goldstein, N ^b   Bein, F ^b   Richtsmeier, S C ^b   Lee, J ^b  

^a Monitor Labs Inc   (United States)

^b SPECTRAL SCIENCES INC   (United States)

Author keywords

Ammonia; Diode lasers; Frequency modulation spectroscopy; Pollution monitoring

Indexed keywords

AMMONIA; DIODES; ENVIRONMENTAL TECHNOLOGY; INFRARED DEVICES; MOLECULAR SPECTROSCOPY; OPTICAL DATA PROCESSING; SELECTIVE CATALYTIC REDUCTION; SEMICONDUCTOR LASERS; SIGNAL PROCESSING; SMOKE;

CONTROL AND ENVIRONMENTAL MONITORING; FREQUENCY MODULATION SPECTROSCOPY; NEAR-INFRARED DIODE LASER; POLLUTION MONITORING; PROCESS-CONTROL APPLICATIONS; SECOND-HARMONIC SPECTROSCOPY; SELECTIVE NON-CATALYTIC REDUCTION; SIGNAL PROCESSING ELECTRONICS;

PROCESS CONTROL;

EID: 0037563618     PISSN: 0277786X     EISSN: 1996756X     Source Type: Conference Proceeding    
DOI: 10.1117/12.259776     Document Type: Conference Paper

References (9)

1. O. Eskinazi, Retrofit NO control strategies for coal fired utility boilers, Paper No. 9 1-94. 5, 84th Meeting of the Air and Waste Management Association, 1991.
2. Mary Beth Foisy, NO Emission Reduction Strategies, Internet posting, http://www.prnie.com/nettext1air-6-2.html
3. J. Reid, J. Shewchun, B. K. Garside, and E. A. Ballik, High sensitivity pollution detection employing tunable diode lasers, Applied Optics, 17, pp. 300-307, 1978.
4. J. Reid and D. Labrie, Second-Harmonic Detection with Tunable Diode Lasers-Comparison of Experiment and Theory, Applied Physics, B 26, pp. 203-210, 1981.
5. N. Goldstein, S. Adler-Golden, J. Lee, and F. Bien, Measurement of molecular concentrations and line parameters using line-locked second harmonic spectroscopy with a A1GaAs diode laser, Appi. Opt. , Vol. 31, No. 18, June 1992.
6. N. Goldstein, 3. Lee, and F. Bien, "Automated Remote Monitoring of Toxic Gases with Diode-Laser-based Sensor Systems, " SPIE, VoL 2112, April 1994.
7. M. Loewenstein, Diode laser harmonic spectroscopy applied to in situ measurements of atmospheric trace molecules, 3. Quant. Spectrosc. Radiat. Transfer, 40, pp. 240-256, 1988.
8. Mr. Terry Hunt, Personal conversations, Public Service Company of Colorado, February, 1996
9. J. A. Brand, P. Zmarzly, G. Monlux, G. J. Fetzer, Tunable diode laser absorption spectroscopy of common combustion gases at elevated temperatures, SPIE Annual Symposium on Optical Science, Engineering, and Instrumentation, Denver, Colorado 1996.