Enhancing Monitoring and Reporting of Residential Renewable Energy Systems on the Navajo Nation Prepared by: Terry W. Battiest Graduate Student Intern University of Colorado October 25, 2006 Sandia is a multiprogram laboratory operated by Sandia Corporation, a Lockheed Martin Company, for the United States Department of Energy under contract DE-AC04-94AL85000. Navajo Tribal Utility Authority To be a leader within Indian Country in: • Renewable energy through creative, state-of-the-art construction designs and legislation, working together with Navajo Nation citizens, government, business, and private & public educational groups • Creating positive relationships to renewable energy issues NTUA Off-Grid Electrification • 1998 - 240/260 Watt PV Systems (40) • 2001 - 640 Watt PV Systems (200) • 2003 - 880 Watt Hybrid Systems (44) (Phase I)* • 2004 - 880 Watt Hybrid Systems (63) (Phase II)* *enabled with Data Acquisition System (DAS) Monument Valley, UT NTUA Installations Klagetoh, AZ Goulding Trading Post, UT Current DAS Retrieval Manual - On-Site - Real Time Information NTUA Communication Infrastructure H A 666 UT Cortez uan River San J Durango 160 Aneth 666 Mexican Hat DO A Glen R 191 Canyon O L Navajo Mountain LAT. 37 - 01- 03 UTAH Four Corners CO LONG. 110 - 52- 08 UTAH COLORADO ELEV: 10,388' (3166m) ARIZONA NEW MEXICO Mexican Water Teec nos pos Page Lechee Aztec 34.1 Miles Shiprock Kayenta Pastora Peak Farmington Jack's Peak LAT. 36-48-10 89A LONG. 109-10-21 LAT. 36-41-52 7.1 Miles ELEV. = 9,217' (2809m) LONG. 111-37-46 ELEV. = 6,413' (1955m) 160 Black Mesa 31.9 Miles Kaibito 371 51.8 Miles LAT. 36 - 39- 57 36.2 Miles LAT. 36-21-08 89 LONG. 110 - 20- 59 LONG. 109-49-54 ELEV: 8.030' (2448m) ELEV. = 8,005' (2440m) LAT. 36 - 21- 32 LONG. 111 - 12- 08 Yale Point ELEV: 6,730' (2051m) 41.71 Miles Preston Mesa Huerfano Mtn. Roof Butte LAT. 36-27-40 s LONG. 109-05-44 e l ELEV. = 9,790' (2984m) i M 9 19.3 Miles 15. 34.2 Miles Nageezi Escrito Mtn. LAT. 36-04-33 LONG. 110-19-52 ELEV. = 6,960' (2121m) 48.4 Miles Tuba City LBS Pinon Chinle Sheep Springs Narbona Pass LAT. 35-54-31 A LONG. 108-46-24 s N e ELEV. = 8,970' (2734m) l i Hotevilla O M Z Dezza Bluff I .2 0 8 AR Keams LAT. 35-45-40 Tohatchi 38.2 Miles 264 LONG. 109-10-02 Canyon ELEV. = 8,099' (2469m) 24.3 Miles Polacca Ft. Defiance Torreon Jeddito Piney Hill 6.5 Miles Ganado Crownpoint 89 W/R Gibson Peak Smith Lake N 60.9 Miles Defiance Summit CO I Gallup Na-ah-tee Mesa Hunter's X Manuelito E LAT. 35-28-16 Point LONG. 110-11-22 Mt. Powell M Newberry Mesa ELEV. = 6,760' (2060m) 9.5 Miles W 40 Thoreau NE LAT. 35-15-10 Dilcon LONG. 107-35-46 70 LAT. 35-14-26 ELEV. = 10,942' LONG. 111-35-48 (3335m) ELEV. = 9,255' (2821m) 81.1 Miles Mt. Elden Bird Springs Lamosca Peak Leupp Mt. Taylor 40 Flagstaff Sanders LAT. 35-07-27 LONG. 109-11-45 87 ELEV. = 6,850' (2088m) Mountain Tops Low Areas Point to Point Micrwave Paths New Lands-Puerco 17 Ridge Winslow Drawn: SJN Date: 02-25-98 Scale : None 40 Navajo Tribal Utility Authority Holbrook Title: Navajo Nation Radio Sites Raw DAS Output: Flat File 2006,72,100, 24.57, -160.48, 0.21, 160.68, 1.21, 24.59, 24.34, -100.00, -160.48 2006,72,200, 24.48, -160.48, 0.22, 160.68, 1.10, 24.53, 24.31, -100.00, -160.48 2006,72,300, 24.43, -160.48, 0.22, 160.69, 0.92, 24.51, 24.24, -100.00, -160.48 2006,72,400, 24.44, -160.48, 0.21, 160.68, 0.76, 24.46, 24.42, -100.00, -160.48 2006,72,500, 24.34, -160.48, 0.22, 160.69, 0.74, 24.42, 24.16, -100.00, -160.48 2006,72,600, 24.33, -160.48, 0.23, 160.70, 0.65, 24.37, 24.07, -100.00, -160.48 2006,72,700, 24.27, -160.48, 0.23, 160.70, 0.37, 24.31, 24.07, -100.00, -160.48 2006,72,800, 24.23, -160.48, 0.32, 160.79, 0.21, 24.28, 24.14, -100.00, -160.48 2006,72,900, 24.45, -160.48, 1.74, 162.21, 0.31, 24.72, 24.28, -100.00, -160.48 2006,72,1000, 25.33, -160.48, 6.22, 166.69, 0.86, 25.82, 24.72, -100.00, -160.48 2006,72,1100, 25.87, -160.45, 10.04, 170.49, 2.04, 26.32, 25.59, -100.00, -160.48 2006,72,1200, 25.90, -160.44, 9.16, 169.60, 2.60, 26.42, 25.75, -100.00, -160.45 2006,72,1300, 26.14, -160.45, 11.41, 171.86, 2.95, 27.13, 25.79, -100.00, -160.46 2006,72,1400, 26.55, -160.44, 15.20, 175.64, 3.64, 27.30, 25.83, -100.00, -160.45 2006,72,1500, 27.23, -160.42, 20.25, 180.66, 4.83, 27.57, 26.26, -100.00, -160.44 2006,72,1600, 25.87, -160.41, 5.31, 165.72, 5.23, 27.14, 25.72, -100.00, -160.42 2006,72,1700, 26.31, -160.42, 8.81, 169.23, 5.13, 27.37, 25.72, -100.00, -160.43 2006,72,1800, 26.04, -160.43, 9.33, 169.76, 5.56, 27.14, 25.42, -100.00, -160.43 2006,72,1900, 25.63, -160.43, 5.22, 165.65, 5.94, 26.17, 24.94, -100.00, -160.44 2006,72,2000, 24.91, -160.45, 0.33, 160.78, 5.55, 24.99, 24.79, -100.00, -160.46 2006,72,2100, 24.67, -160.46, 0.20, 160.67, 4.43, 24.80, 24.56, -100.00, -160.47 2006,72,2200, 24.56, -160.46, 0.21, 160.68, 4.01, 24.65, 24.43, -100.00, -160.47 2006,72,2300, 24.58, -160.47, 0.21, 160.68, 3.66, 24.65, 24.42, -100.00, -160.47 2006,72,2400, 24.60, -160.48, 0.21, 160.68, 3.32, 24.69, 24.41, -100.00, -160.47 Formatted DAS Data – Excel Format Jda Year y Time Vbat Ibat IPV Iload Tbat VBatMax VBatMin IBatMax IBatMin 2006 72 100 24.57 -160.48 0.21 160.68 1.21 24.59 24.34 -100 -160.48 2006 72 200 24.48 -160.48 0.22 160.68 1.1 24.53 24.31 -100 -160.48 2006 72 300 24.43 -160.48 0.22 160.69 0.92 24.51 24.24 -100 -160.48 DAS Data Legend • Twelve fields per record – 1) Year –2) Julian Day – 3) Time – 4) Average Vbat – 5) Average Ibat – 6) Average Ipv – 7) Average Iload – 8) Average Tbat – 9) Maximun Vbat – 10) Minimum Vbat – 11) Maximum Ibat – 12) Minimum Ibat 4) Avg V bat 28 27 ) 26 (V ltage25 o V B 24 a tt er 23 y V o lt 22 ag e 72 77 83 88 94 99 105 110 116 121 127 J 132 u lian 138 D a 144 te 149 155 160 166 171 177 182 188 8) Tbat 40 35 30 ) T re ( 25 u at 20 per m e B T 15 a t ter 10 y Tem 5 p er at 0 ur e 72 77 83 89 95 101 107 112 118 124 130 Julian 136 D a 142 t e 147 153 159 165 171 177 182 188 Project Plan • Integrate Polling with Existing Infrastructure – Communication Team to research/implement – SCADA Team has on-hold – Renewable Energy Team commitment to fund • Second Option: Erect Dedicated Polling System -- tie in to Infrastructure – Communications/SCADA to consider after First Option failure • Satellite Communication is not an option Internship Experience • Excellent Learning Experience Matched to Academic Interest • Opportunity to work with Commercial, Federal and Tribal Entities • Interdisciplinary Opportunity • Contribution to a Real-World Solution for Tribes Special Thanks! • Sandra Begay-Campbell • Larry Ahasteen • Deborah Tewa • Stephen Nez • Marvin Jones • Tanya Martinez • Andrew Rosenthal.