A numerically based analysis of the sensitivity of conventional and alternative time domain reflectometry probes

Water Resources Research

Volumn 36, Issue 9, 2000, Pages 2461-2468

  Ferre P A ^a   Knight, J H ^b   Rudolph, D L ^c   Kachanoski, R G ^d  

^a UNIVERSITY OF ARIZONA   (United States)

^b CSIRO   (Australia)

^c UNIVERSITY OF WATERLOO   (Canada)

^d UNIVERSITY OF SASKATCHEWAN   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

SENSITIVITY ANALYSIS; SENSOR; SOIL WATER; TIME DOMAIN REFLECTOMETRY; WATER CONTENT;

EID: 0033862770     PISSN: 00431397     EISSN: None     Source Type: Journal    
DOI: 10.1029/2000WR900119     Document Type: Article

References (27)

1. Alharthi, A., and J. Lange, Soil water saturation: Dielectric determination. Water Resour. Res., 23, 591-595, 1987.
2. Annan, A. P., Time-domain reflectometry - Air-gap problem for parallel wire transmission lines, in Report of Activities, Part B, Rep. 77-1B, pp. 59-62, Geol. Surv. of Can., 1977.
3. Baker, J. M., and R. R. Allmaras, System for automating and multiplexing soil moisture measurement by time-domain reflectometry. Soil Sci. Soc. Am. J., 54, 1-6, 1990.
4. Dalton, F. N., and J. A. Poss. Soil water content and salinity assessment for irrigation scheduling using time domain reflectometry: Principles and application, Acta Hortic., 278, 381-392, 1990.
5. Ferré, P. F., D. L. Rudolph, and R. G. Kachanoski, Spatial averaging of water content by time domain reflectometry: Implications for twin rod probes with and without dielectric coatings, Water Resour. Res., 32, 271-280, 1996.
6. Ferré, P. A., J. H. Knight, D. L. Rudolph, and R. G. Kachanoski, The sample area of conventional and alternative time domain reflectometry probes, Water Resour. Res., 34, 2971-2979, 1998a.
7. Ferré, P. A., D. L. Rudolph, and R. G. Kachanoski, The water content response of a profiling time domain reflectometry probe, Soil Sci. Soc. Am. J., 62, 865-873, 1998b.
8. Gray, D. E. (Ed.), American Institute of Physics Handbook, 3rd ed., 132 pp., McGraw-Hill, New York, 1972.
9. Heimovaara, T. J., and W. Bouten, A computer-controlled 36-channel time domain reflectometry system for monitoring soil water contents, Water Resour. Res., 26, 2311-2316, 1990.
10. Herkelrath, W. N., S. P. Hamburg, and F. Murphy, Automatic real-time monitoring of soil moisture in a remote field area with time domain reflectometry, Water Resour. Res., 27, 857-864, 1991.
11. Hook, W. R., and N. J. Livingston, Errors in converting time domain reflectometry measurements of propagation velocity to estimates of soil water content, Soil Sci. Soc. Am. J., 60, 35-41, 1995.
12. Hook, W. R., N. J. Livingston, Z. J. Sun, and P. B. Hook, Remote diode shorting improves measurement of soil water by time domain reflectometry, Soil Sci. Soc. Am. J., 56, 1384-1391, 1992.
13. Kachanoski, R. G., I. J. Van Wesenbeeck, P. Von Bertoldi, A. Ward, and C. Hamlen, Measurement of soil water content during three-dimensional axial-symmetric water flow, Soil Sci. Soc. Am. J., 54, 645-649, 1990.
14. Knight, J. H., I. White, and S. J. Zegelin, Sampling volume of TDR probes used for water content monitoring, paper presented at Symposium and Workshop on Time Domain Reflectometry in Environmental, Infrastructure and Mining Applications, U.S. Dep. of Interior, Bur. of Mines, Evanston, Ill., Sept. 7-9, 1994.
15. Knight, J. H., P. A. Ferré, D. L. Rudolph, and R. G. Kachanoski, The response of a time domain reflectometry probe with fluid-filled gaps around the rods, Water Resour. Res., 33, 1455-1460, 1997.
16. Ledieu, J., P. De Ridder, P. De Clerck, and S. Dautrebande, A method of measuring soil moisture by time domain reflectometry, J. Hydrol. Amsterdam, 88, 319-328, 1986.
17. Malicki, M. A., R. Plagge, M. Renger, and R. T. Walczak, Application of time-domain reflectometry (TDR) soil moisture miniprobe for the determination of unsaturated soil water characteristics from undisturbed soil cores, Irrig. Sci., 13, 65-72, 1992.
18. Patterson, D. E., and M. W. Smith, The measurement of unfrozen water content by time domain reflectometry: Results from laboratory tests, Can. Geotech. J., 18, 131-144, 1981.
19. Redman, J. D., WATTDR User's Manual, Waterloo Cent. for Groundwater Res., Univ. of Waterloo, Waterloo, Ontario, Canada, Jan. 1996.
20. Redman, J. D., and S. M. DeRyck, Monitoring nonaqueous phase liquids in the subsurface with multilevel time domain reflectometry probes, paper presented at Symposium and Workshop on Time Domain Reflectometry in Environmental, Infrastructure and Mining Applications, U.S. Dep. of Interior, Bur. of Mines, Evanston, Ill., Sept. 7-9, 1994.
21. Roth, K., R. Schulin, H. Fluhler, and W. Attinger, Calibration of time domain reflectometry for water content measurement using a composite dielectric approach, Water Resour. Res., 26, 2267-2273, 1990.
22. Selker, J. S., L. Graff, and T. Steenhus, Noninvasive time domain reflectometry moisture measurement probe, Soil Sci. Soc. Am. J., 57, 934-936, 1993.
23. Topp, G. C., and J. L. Davis, Evaluation of installation and configuration of parallel transmission lines, Soil Sci. Soc. Am. J., 46, 678-684, 1982.
24. Topp, G. C., J. L. Davis, and A. P. Annan, Electromagnetic determination of soil water content: Measurements in coaxial transmission lines, Water Resour. Res., 16, 574-582, 1980.
25. von Hippel, A. R. (Ed.), Dielectric Materials and Applications, 483 pp., Technol. Press of MIT and John Wiley, New York, 1954.
26. White, I., and S. J. Zegelin, Measurement of moisture content and electrical conductivity, Patent 5,136,246, Aug. 4, U.S. Patent and Trademark Off., Washington, D. C., 1992.
27. Zegelin, S. J., I. White, and D. R. Jenkins, Improved field probes for soil water content and electrical conductivity measurement using time domain reflectometry, Water Resour. Res., 25, 2367-2376, 1989.