High precision UTDR measurements by sonic velocity compensation with reference transducer

Sensors (Switzerland)

Volumn 14, Issue 7, 2014, Pages 11682-11690

  Stade, Sam ^a   Kallioinen, Mari ^a   Mänttäri, Mika ^a   Tuuva, Tuure ^a  

^a LAPPEENRANTA UNIVERSITY OF TECHNOLOGY   (Finland)

Author keywords

Environmental compensation; Flat sheet membrane module; Reference transducer; Time of flight measurement; Ultrasonic time domain reflectometry

Indexed keywords

MEMBRANE FOULING; STATISTICS; TRANSDUCERS; VELOCITY;

ENVIRONMENTAL COMPENSATION; FLAT-SHEET MEMBRANE; MEASURED TEMPERATURES; MEMBRANE MODULE; SOLUTE CONCENTRATIONS; STANDARD DEVIATION; TIME OF FLIGHT MEASUREMENTS; ULTRASONIC TIME-DOMAIN REFLECTOMETRY;

DISTANCE MEASUREMENT;

EID: 84903712918     PISSN: 14248220     EISSN: None     Source Type: Journal    
DOI: 10.3390/s140711682     Document Type: Article

References (18)

1. Chen, V.; Li, H.; Fane, A.G. Non-invasive observation of synthetic membrane processes-A review of methods. J. Membr. Sci. 2004, 241, 23-44.
2. Bond, L.J.; Greenberg, A.R.; Mairal, A.P.; Loest, G.; Brewster, J.H.; Krantz, W.B. Real-Time Nondestructive Characterization of Membrane Compaction and Fouling. In Review of Progress in Quantitative Nondestructive Evaluation; Springer: New York, NY, USA, 1995; pp. 1167-1173.
3. Peterson, R.A.; Greenberg, A.R.; Bond, L.J.; Krantz, W.B. Use of ultrasonic TDR for real-time noninvasive measurement of compressive strain during membrane compaction. Desalination 1998, 116, 115-122.
4. Aerts, P.; Greenberg, A.R.; Leysen, R.; Krantz, W.B.; Reinsch, V.E.; Jacobs, P.A. The influence of filler concentration on the compaction and filtration properties of Zirfon composite ultrafiltration membranes. Sep. Pur. Tech. 2001, 22-23, 663-669.
5. Stade, S.; Kallioinen, M.; Mikkola, A.; Tuuva, T.; Mänttäri, M. Reversible and irreversible compaction of ultrafiltration membranes. Sep. Pur. Tech. 2013, 118, 127-134.
6. Mairal, A.P.; Greenberg, A.R.; Krantz, W.B.; Bond, L.J. Real-time measurement of inorganic fouling of RO desalination membranes using ultrasonic time-domain reflectometry. J. Membr. Sci. 1999, 159, 185-196.
7. Li, J.; Sanderson, R.D.; Chai, G.Y.; Hallbauer, D.K. Development of an ultrasonic technique for in situ investigating the properties of deposited protein during crossflow ultrafiltration. J. Colloid Interface Sci. 2005, 284, 228-238.
8. Chai, G.Y.; Greenberg, A.R.; Krantz, W.B. Ultrasound, gravitmetric, and SEM studies of inorganic fouling in spiral-wound membrane modules. Desalination 2007, 208, 277-293.
9. Sim, S.T.V.; Chong, T.H.; Krantz, W.B.; Fane, A.G. Monitoring of colloidal fouling and its associated metastability using Ultrasonic Time Domain Reflectometry. J. Membr. Sci. 2012, 401-402, 241-253.
10. Mairal, A.P.; Greenberg, A.R.; Krantz, W.B. Investigation of membrane fouling and cleaning using ultrasonic time-domain reflectometry. Desalination 2000, 130, 45-60.
11. Sanderson, R.; Li, J.; Koen, L.J.; Lorenzen, L. Ultrasonic time-domain reflectometry as a non-destructive visualization technique to monitor fouling and cleaning on reverse osmosis membranes. J. Membr. Sci. 2002, 207, 105-117.
12. Kools, W.F.C.; Konagurthu, S.; Greenberg, A.R.; Bond, L.J.; Krantz, W.B.; van den Boomgaard, T.; Strathmann, H. Use of ultrasonic time-domain reflectometry for real-time measurement of thickness changes during evaporative casting of polymeric films. J. Appl. Polym. Sci. 1998, 69, 2013-2019.
13. Belogol'skii, V.A.; Sekoyan, S.S.; Samorukova, L.M.; Stefanov, S.R.; Levtsov, V.I. Pressure dependence of the sound velocity in distilled water. Meas. Tech. 1999, 42, 406-413.
14. Vrouwenvelder, J.S.; van Paassen, J.A.M.; Wessels, L.P.; van Dam, A.F.; Bakker, S.M. The membrane fouling simulator: A practical tool for fouling prediction and control. J. Membr. Sci. 2006, 281, 316-324.
15. Vrouwenvelder, J.S.; Bakker, S.M.; Wessels, L.P.; van Paassen, J.A.M. The membrane fouling simulator as a new tool for biofouling control of spiral-wound membranes. Desalination 2007, 204, 170-174.
16. Vrouwenvelder, J.S.; van Loosdrecht, M.C.M.; Kruithof, J.C. Early warning of biofouling in spiral wound nanofiltration and reverse osmosis membranes. Desalination 2011, 265, 206-212.
17. Sim, S.T.V.; Suwarno, S.R.; Chong, T.H.; Krantz, W.B.; Fane, A.G. Monitoring membrane biofouling via ultrasonic time-domain reflectometry enhanced by silica dosing. J. Membr. Sci. 2013, 428, 24-37.
18. Taheri, A.H.; Sim, S.T.V.; Sim, L.N.; Chong, T.H.; Krantz, W.B.; Fane, A.G. Development of a new technique to predict reverse osmosis fouling. J. Membr. Sci. 2013, 448, 12-22.