VIBRATION SENSOR FOR FLUID LEAK DETECTION

• Main Authors: VAN DER PLAS, Joseph Ignatius Maria, LONDONO, Juan, FORSTER-KNIGHT, Andrew, DHARMADHIKARI, Ninad Mohan, CROOK, Jonathan Philip, MERRY, Thomas James, SWAN, Matthew, MOFARDIN, Eddy, GEHRIG, Colin Neil, NEESON, Owen David
• Format: Patent
• Language: English
• Published: 30.05.2019
• Subjects: FIXED CONSTRUCTIONS; INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, ORDISTRIBUTING WATER; MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC ORINFRASONIC WAVES; MEASURING; PHYSICS; SEWERAGE; TESTING; TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR; WATER SUPPLY

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property - C.-- - .` Organization 03 111111111111111111 11111111110111110 1 0 011101 111111101110111111110 111110 111111111111 International Bureau (10) International Publication Number (43) International Publication Date .../ WO 2018/068098 Al 19 April 2018 (19.04.2018) WI P0 I PC T - (51) (21) (22) (25) Filing Language: (26) (30) (71) (72) Inventors: FORSTER-KNIGHT, Andrew; 9 Ash Grove, International Patent Classification: Melbourne, Victoria 3199 (AU). MOFARDIN, Eddy; G01H 11/08 (2006.01) E03B 7/00 (2006.01) 245A Bambra Road, Caulfield South, Melbourne, Vic- G01M 3/24 (2006.01) toria 3162 (AU). DHARMADHIKARI, Ninad Mohan; International Application Number: 816/20 Shamrock Street, Abbotsford, Melbourne, Victoria (AU). CROOK, Jonathan Philip; 2 Tyers Court, Karin- PCT/AU2017/051111 gal, Melbourne, Victoria (AU). SWAN, Matthew; 6 Ruskin International Filing Date: Road, Glen Iris, Melbourne, Victoria (AU). GEHRIG, Col- 13 October 2017 (13.10.2017) in Neil; 21 Burwood Ave, Hawthorn East, Melbourne, Victoria (AU). MERRY, Thomas James; 5 James Ave, English Kew, Melbourne, Victoria (AU). NEESON, Owen David; Publication Language: English 22 Waratah Street, Bentleigh East, Melbourne, Victoria 3165 (AU). VAN DER PLAS, Joseph Ignatius Maria; 2 Priority Data: Wahroonga Crescent Greensborough, Melbourne, Victoria 2016904153 13 October 2016 (13.10.2016) AU 3088 (AU). 2017902012 26 May 2017 (26.05.2017) AU (74) Agent: FB RICE PTY LTD; Level 14, 90 Collins St Mel- Applicant: SOUTH EAST WATER CORPORATION bourne, Victoria 3000 (AU). [AU/AU]; WatersEdge, 101 Wells Street, Frankston, Mel- bourne, Victoria 3199 (AU). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, Oak Park, Melbourne, Victoria 3046 (AU). LONDONO, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, Juan; c/- WatersEdge, 101 Wells Street, Frankston, _ = = (54) c:::) piezoelectric transducer; and a seismic weight positioned on a second side of the piezoelectric - --- GC piezoelectric base and the seismic weight arising from Title: VIBRATION SENSOR FOR FLUID Figure 8 LEAK DETECTION 842 841 f - 800 814 840 810b 813 840 835 = 830 810 815 : Some embodiments relate a piezoelectric transducer coupled transducer and the seismic weight are aligned along an axis and arranged signal corresponding to the generated current is detectable on the at least one conductor. ,,./ e 4 = = = = = = = = = = = = Il GC CN © (57) GC source; V; 0 output ei 825 comprises: a sensor base to couple to a vibration base; at least one conductor coupled to the transducer; wherein the sensor base, the so that relative movement between the sensor generated in the piezoelectric transducer and an 811 816 820 812 to a vibration sensor. The vibration sensor on a first side of the transducer to the sensor the vibration source causes a current to be C [Continued on next page] WO 2018/068098 Al MIDEDIM011010EIRDERI11011111111111111111101111111101111111111111111111 DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: - with international search report (Art. 21(3))