Distributed Renewable Energy Operating Impacts and Valuation Study

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Appendix L Figure L-27. Grocery Day Lighting Energy Savings Grocery Day Lighting Energy Savings 20% 15% Annual Energy (kWh): Groc_3 '06 = 2,551,351 Groc_3 '07 = 2,511,955 % Savings 10% 5% Groc3-2006 Day Lighting Energy Savings Groc3-2007 Day Lighting Energy Savings 0% Base*1 Base*1.5 Base*2 Base*2.5 Base*3 Base*3.5 Base*4 Capacity Options Figure L-28. Grocery Day Lighting Demand Savings Grocery Day Lighting Demand Savings 5% 4% Peak Demand (kW): Groc_3 '06 = 364 Groc_3 '07 = 366 % Savings 3% 2% Groc3-2006 Day Lighting Peak Demand Savings 1% Groc3-2007 Day Lighting Peak Demand Savings 0% Base*1 Base*1.5 Base*2 Base*2.5 Base*3 Base*3.5 Base*4 Capacity Options L-14 | R. W. Beck, Inc Arizona Public Service
Model Results Figure L-29. Large Commercial & Healthcare Annual Energy Savings Commercial - Large Commercial & Healthcare Annual Energy Savings (%) 160% 140% 120% 100% 80% 60% 40% 20% 0% Base*1 Base*1.5 Base*2 Base*2.5 Base*3 Base*3.5 Base*4 PV Capacity Options Base = 0.5 * Annual Peak Demand Annual Energy (MWh): Healthcare = 3,943 LGC = 909 - 7,906 Peak Demand (kW): Healthcare = 816 LGC = 214 - 1,368 Health Tracking Energy Savings Health Fixed Energy Savings LGC Tracking Energy Savings LGC S Fixed Energy Savings LGC SW Fixed Energy Savings Figure L-30. Large Commercial & Healthcare Annual Peak Demand Savings Commercial - Large Commercial & Healthcare Annual Peak Demand Savings (%) 25% 20% 15% 10% 5% 0% -5% Base*1 Base*1.5 Base*2 Base*2.5 Base*3 Base*3.5 Base*4 PV Capacity Options Base = 0.5 * Annual Peak Demand Annual Energy (MWh): Healthcare = 3,943 LGC = 909 - 7,906 Peak Demand (kW): Healthcare = 816 LGC = 214 - 1,368 Health Tracking Peak Demand Savings Health Fixed Peak Demand Savings LGC Tracking Peak Demand Savings LGC S Fixed Peak Demand Savings LGC SW Fixed Peak Demand Savings Modeling and Analysis R. W. Beck, Inc. | L-15
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PREPARED FOR: ARIZONA PUBLIC SERVIC
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CONTENTS List of Tables............
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Contents 5. Technical Value - Power
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Contents TABLES 1-1 RES Eligible Te
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Contents FIGURES 1-1 RES Compliance
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5-6 Typical Output, Single-Axis Tra
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EXECUTIVE SUMMARY Abundant sunshine
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Executive Summary many uncertaintie
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Executive Summary In contrast to al
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Executive Summary Capital Reduction
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Executive Summary Annual Energy and
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Executive Summary commercial custom
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Executive Summary Creation of a suc
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SECTION 1 — STUDY BACKGROUND AND
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Study Background and Description 1.
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Study Background and Description in
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Study Background and Description Fi
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Study Background and Description SH
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Study Background and Description Ta
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Study Background and Description 1.
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Study Background and Description AP
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Study Background and Description cu
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Study Background and Description to
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Study Background and Description in
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Section 2 and commercial customers.
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Section 2 Figure 2-2: Photovoltaic
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Section 2 When weighted by capacity
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Section 2 PV Model Inputs Two basel
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Section 2 Figure 2-5: Phoenix Area
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Section 2 Figure 2-7: Typical Sprin
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Section 2 account shading at the ho
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Section 2 • Residential: • A so
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Section 2 • Thermosyphon systems
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Section 2 existing systems installe
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Section 2 Figure 2-12: Hourly SHW S
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Section 2 Figure 2-14: Active Dayli
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Section 2 Daylighting Costs Capital
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Section 2 • An interior diffusion
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Section 2 Key Findings of Commercia
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Section 2 2.5 Deployment Analysis 2
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Section 2 Table 2-11 Residential PV
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Section 2 Commercial PV PV systems
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Section 2 was conceived by Frank Ba
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Section 2 Kastovich. 36 The formula
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Section 2 Figure 2-20: PV Payback -
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Section 2 Figure 2-22: PV Payback -
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Section 2 Figure 2-24: Daylighting
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Section 2 • The forecast of the a
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Section 2 Results of Market Simulat
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SECTION 3 — TECHNICAL VALUE - DIS
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Technical Value - Distribution Syst
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Section 4 Both of these benefits ar
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Section 4 decrease both real and re
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Section 4 • A simplifying assumpt
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Section 4 Results The effects of as
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Section 4 may have excess schedulin
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Section 4 4.3.2 Local Reliability/R
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Section 4 Figure 4-3: $110 Million
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Section 4 Figure 4-4: Historical PV
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Section 4 Figure 4-6: Historical PV
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SECTION 5 — TECHNICAL VALUE - POW
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Technical Value - Power Supply Capa
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Section 6 Value is also viewed and
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Section 6 6.2.2 Approach to Identif
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Section 6 Table 6-1 Levelized Carry
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Section 6 6.4.2 Summary of Quantita
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Section 6 Table 6-4 Capital Cost Re
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Section 6 Table 6-6 Total Solar DE
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Section 6 savings for the High Pene
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Section 6 6.4.7 Fixed and Variable
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Section 6 current demand, but assum
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Section 6 legislation and regulatio
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Section 6 The expansion of “green
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Section 6 solar DE development over
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Section 6 • Provide financing - M
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Section 6 6.8 Conclusions The winni
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Appendix A solar incidence: solar t
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APPENDIX B — CALIFORNIA PV PROGRA
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CALIFORNIA PV PROGRAM Figure B-2. C
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CALIFORNIA PV PROGRAM largest avera
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CALIFORNIA PV PROGRAM The data show
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CALIFORNIA PV PROGRAM The following
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CALIFORNIA PV PROGRAM Figure B-6. H
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Appendix C The price of an SREC is
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Appendix C Figure C-3. Average Cost
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Appendix C Figure C-6. Average Cost
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Appendix C C.2.5 Government Facilit
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Appendix C Figure C-14. Average Cap
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Appendix C Figure C-16. Total Numbe
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APPENDIX D — CUSTOMER USE CHARACT
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Customer Use Characteristics by Sel
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APPENDIX E — MONTHLY LOAD PROFILE
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Monthly Load Profiles by Selected A
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APPENDIX F — PHOTOVOLTAIC SYSTEM
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Photovoltaic system modeling Figure
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Photovoltaic system modeling - One-
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Appendix G The SRCC provides estima
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Appendix H Equipment Qualifications
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Appendix I Table I-3 Residential Ch
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Appendix J APS Incentive Schedules
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DISTRIBUTED ENERGY ADMINISTRATION P
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DISTRIBUTED ENERGY ADMINISTRATION P
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Appendix K DSS Study - Distribution
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Overview • EPRI was contracted by
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Circuit Model © 2008 Electric Powe
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Modeling Assumptions • Distributi
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Procedures After Model Conversion
Page 322 and 323: Load Models • Individual customer
Page 324 and 325: Loss Impact Analysis © 2008 Electr
Page 326 and 327: Sample Residential Solar Curves 3.0
Page 328 and 329: Hourly Average Load and Solar Curve
Page 330 and 331: Base Case Results: No Solar 12000 T
Page 332 and 333: Case 1 Results: Business as Usual 1
Page 334 and 335: Loss Analysis Results Summary Base
Page 336 and 337: Reduction in 2007 Peak Load 2007 Pe
Page 338 and 339: Voltage Regulation © 2008 Electric
Page 340 and 341: ADEQ: Fixed Horizontal commercial P
Page 342 and 343: SOL_Desert: Fixed Latitude (residen
Page 344 and 345: Voltage Regulation Model • Same b
Page 346 and 347: Total PV Power Input Total PV Power
Page 348 and 349: Effect of PV Power on Phase Current
Page 350 and 351: Deviation between Voltage Profile 0
Page 352 and 353: Greenfield Results with Manually Ed
Page 354 and 355: Effect of Edited PV Profile on Tota
Page 356 and 357: Effect of Edited PV Profile on Volt
Page 359 and 360: APPENDIX L — MODEL RESULTS Figure
Page 361 and 362: Model Results Figure L-5. Residenti
Page 363 and 364: Model Results Figure L-9. Residenti
Page 365 and 366: Model Results Figure L-13. Resident
Page 367 and 368: Model Results Figure L-17. Resident
Page 369 and 370: Model Results Figure L-21. Commerci
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Page 375 and 376: Model Results Figure L-33. Solar Ho
Page 383 and 384: Model Results Figure L-49. Cactus A
Page 385 and 386: Model Results Figure L-53. East Val
Page 387 and 388: Model Results Figure L-57. East Val
Page 389 and 390: Model Results Figure L-61. Galvin P
Page 391 and 392: Model Results Figure L-65. Javalina
Page 393 and 394: Model Results Figure L-69. Pioneer
Page 395 and 396: Model Results Figure L-73. Thompson
Page 397: Model Results Figure L-77. DE Impac
Page 400 and 401: Appendix M Figure M-2. Power Factor
Page 402 and 403: Appendix M Table M-1 Data Points fo
Page 404 and 405: Appendix M Figure M-6. Zoomed Plot
Page 406 and 407: Appendix M Figure M-10. Plot of Tra
Page 408 and 409: Appendix M • I harmonic number: 3
Page 410 and 411: Appendix M • File ending: Bad •
Page 412 and 413: Appendix M Table M-7 Limit Setups V
Page 415: Appendix N Evaluation of Economic V
Page 418 and 419: Appendix N N.3 Economic Value of Ca
Page 420 and 421: Distributed Renewable Energy Operat
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Calculation of APS Carrying Charges
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Calculation of APS Carrying Charges
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Distributed Renewable Energy Operating Impacts and Valuation Study

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