SG11201806875UA - System and method for the generation and use of an electro-thermal battery model - Google Patents

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property -, Organization 11111111011110111010101111101011111011101011111010111111001101111101111011111 International Bureau 0.. .1 j ..... ..or::,„, (10) International Publication Number (43) International Publication Date WO 2017/142750 Al 24 August 2017 (24.08.2017) WI P0 I P CT (51) International Patent Classification: GO1R 31/36 (2006.01) H01M G06F 19/00 (2011.01) HO1M GO1K 7/42 (2006.01) (21) International Application Number: (22) International Filing Date: (25) Filing Language: (26) Publication Language: (30) Priority Data: 15/044,454 16 February 2016 (16.02.2016) (71) Applicant: EXA CORPORATION Drive, Burlington, Massachusetts 01803 (72) Inventor: TATE, Edward, Dean, View Drive, Grand Blanc, Michigan (74) Agents: WEBER, Jeffrey D. et SON P.C., P.O. Box 1022, Minneapolis, Minnesota 55440- 8 February 2017 (08.02.2017) DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, 10/05 (2010.01) HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, 10/48 (2006.01) 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, PCT/US2017/016887 TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every English kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, English TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, US 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, [US/US]; 55 Network SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, (US). GW, KM, ML, MR, NE, SN, TD, TG). JR.; 9119 Orchard Declarations under Rule 4.17: 48439 (US). — as to applicant's entitlement to apply for and be granted a al.; FISH & RICHARD- patent (Rule 4.1700) — as to the applicant's entitlement to claim the priority of the earlier application (Rule 4.17(iii)) indicated, for every Published: AE, AG, AL, AM, BH, BN, BR, BW, BY, — with international search report (Art. 21(3)) CZ, DE, DJ, DK, DM, 1022 (US). (81) Designated States (unless otherwise kind of national protection available): AO, AT, AU, AZ, BA, BB, BG, BZ, CA, CH, CL, CN, CO, CR, CU, THE GENERATION AND USE OF AN ELECTRO-THERMAL BATTERY MODEL 410 406 Battery Parameters 412 = (54) Title: SYSTEM AND METHOD FOR Battery Electrical I i Battery Voltage , 4 (Battery Electro-thermal Prediction Measurement Model r 4 Battery Model 416 Heat Prediction (18) Parameter Selector 31 , Temperature 420 Thermal Model Prediction S .' 418 Temperature Measurement 11 © ir) IN N 71' (57) : Methods, systems, and apparatus, tion and use of an electro-thermal battery model. One of the methods includes obtaining battery data comprising voltage values, with IN each voltage value corresponding to an operating state of the battery. The method includes selecting a battery model having convex C parameters and non-convex parameters. ei termine values of the convex parameters and non-convex parameters. The fitting procedure includes fitting the convex parameters O with respect to the battery data during ,..1: non-convex parameters with respect to the battery from the selected battery model using the fitted values. 402 FIG. 4 including computer programs encoded on computer storage media, for the genera- The method includes processing the battery data by performing a fitting procedure to de - which the non-convex parameters are held fixed. The fitting procedure includes fitting the battery data. The fitting procedure also includes creating an electro -thermal model for a