Patent SG-11201909045Y-A (SG)
Title: Membrane integrity monitoring in water treatment
Inventor: JACKSON CARY
IPC: G01N15/08
Filed: 2018-05-18
Abstract: TUTurbidity Instrument TU Turbidity Instrument (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 22 November 2018 (22.11.2018) WIPO I PCT omit ° oI0IIIOH011101IIIIIIIIII0II111110 0IIIIII (10) International Publication Number WO 2018/213662 Al (51) International Patent Classification: G01N 33/18 (2006.01) BOLD 65/10 (2006.01) CO2F 1/00 (2006.01) GOJN 15/08 (2006.01) (21) International Application Number: PCT/US2018/033316 (22) International Filing Date: 18 May 2018 (18.05.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/508,850 19 May 2017 (19.05.2017) US (71) Applicant: HACH COMPANY [US/US]; 5600 Lindbergh Drive, Loveland, CO 80538-8842 (US). (72) Inventors: JACKSON, Cary, Burton; 3924 North Coun- ty Road 13, Fort Collins, CO 80524 (US). LEGGETT, Richard, Edward; 3905 Hansen Drive, Dickinson, TX 77539 (US). (74) Agent: YOSICK, Joseph, A.; Hach Company, 5600 Lind- bergh Drive, Loveland, CO 80538-8842 (US). (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, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, 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, (54) Title: MEMBRANE INTEGRITY MONITORING IN WATER TREATMENT 10 Influent Membrane Rack 50 0 0 0 0 0 0 0 0 0 0 1 0 0 20 Fig. 4A 30 Combined Effluent 00 O O (57) : One embodiment provides a system, including: at least two water analyzers, wherein at least one of the at least two water analyzers is positioned upstream of a purification apparatus and wherein at least another of the at least two water analyzers is positioned downstream of the purification apparatus; at least one processor; and a memory device that stores instructions executable by the processor to: receive water analysis data from the at least two water analyzers, wherein the water analysis data comprises information related to membrane integrity; identify an algorithm for calculating membrane integrity based upon received data corresponding to system attributes; and calculate, using the identified algorithm, the membrane integrity based upon the received water analysis data. Other aspects are described and claimed. [Continued on next page] WO 2018/213662 Al MIDEDIMOM0101011EFIO10010i01111011111011011MOVOIS 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))