Stack HF and NH3 monitoring with a portable TDL analyzer

Annual ISA Analysis Division Symposium - Proceedings

Volumn 444, Issue , 2003, Pages 66-75

  Adam, Hamish ^a   Parker, Chris ^a   Tulip, John ^b  

^a Boreal Laser Inc   (Canada)

^b UNIVERSITY OF ALBERTA   (Canada)

Author keywords

Emissions; H2S; HF; NH3; Portable; Stack Monitoring; TDL; Tunable diode lasers

Indexed keywords

AMMONIA; FIBER OPTICS; GAS DYNAMICS; GAS EMISSIONS; HYDROGEN SULFIDE; LASER TUNING; MOISTURE; THERMAL EFFECTS;

GAS ANALYZERS; STACK MONITORING; TEMPERATURE GRADIENTS;

SEMICONDUCTOR LASERS;

EID: 0842289898     PISSN: 56171099     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (8)

1. A.M. Ballangrud, Diode laser spectroscopy for gas monitoring of environmental pollution and for industrial process and emission control, Dr. Scient. Thesis, University of Oslo, June 1993.
2. J. A. Silver, "Frequency-modulation spectroscopy for trace species detection: theory and comparison among experimental methods", Applied Optics, Vol 31, 1992, 707-717.
3. D. Bomse, "Diode Lasers: Finding Trace Gases in the Lab and the Plant", Photonics Spectra, No. 6, 1995, 88.
4. J. Tulip, "Gas Detector for Plural Target Zones", U.S. Patent, No. 5,748,325, May 1998.
5. D. Bomse, A.C. Stanton and J.A. Silver, "Frequency Modulation and Wavelength Modulation Spectroscopies: Comparison of Experimental Methods Using a Lead Salt Diode Laser", Applied Optics, Vol 31, 1992. 718.
6. John Tulip, "Gas Detector", U.S. Patent, No. 5,637,872, June 1997.
7. John Tulip, "Gas Detector with Reference Cell", U.S. Patent, No. 6,121,627, January 2001.
8. Ceram Research, A guide to HF Abatement Techniques, 2000