PV SOLAR Bill_based_Sizing_Presentation.pptx

PV SOLAR Bill_based_Sizing_Presentation

1. Slide 1 BILL-BASED SYSTEM SIZING 6 - Bill-based Sizing - October 5, 2024

2. Slide 2 BILL -BASEDSYS TEMSIZIN G 1. Determine Monthly Energy Consumption 2. Determine Daily Energy Consumption 3. Determine Number of Panels needed 4. Determine Inverter Size 5. Sizing of Balance of System Components 6. Determine the Size and Number of Battery/Batteries needed 2 6 - Bill-based Sizing - October 5, 2024

3. Slide 3 (Bill in Peso) Monthly Energy Consumption = Monthly Bill / Effective Rate per kWh Daily Energy Consumption = Monthly Energy Consumption / 30 Days PV Power = Daily Energy Consumption / Sun Peak Hours Number of Panels = PV Power / Panel Rating 3 6 - Bill-based Sizing - October 5, 2024

4. Slide 4 PV Power = Monthly Bill / Rate Per kWh / 30 Days / 4 Hours Number of Panels = PV Power / Panel Rating 4 6 - Bill-based Sizing - October 5, 2024

5. Slide 5 EXAMPLE Mont hly Bil l: Php 6,000 Rate: Php 12 / kWh PV Power = 6,000 / 12 / 30 Days / 4 Hours = 4.17 kWp PV Power = Monthly Bill / Rate Per kWh / 30 Days / Sun Peak Hours PV Power = 4.17 kW 5 6 - Bill-based Sizing - October 5, 2024

6. Slide 6 Number of Panels = 4,170W / 550W = 7.5 ~ 8 pcs. PV Array Power = 8 x 550W = 4.4kW 6 6 - Bill-based Sizing - October 5, 2024

7. Slide 7 WHAT IS THE SIZE OF OUR INVERTER? What to Consider? Battery? Appliances? Electric Bill? PV Power? BUDGET? 7 6 - Bill-based Sizing - October 5, 2024

8. Slide 8 For t his example, let Õs consider t he PV Array Power 4,400 Wat ts Use 5kW Hybrid Inverter 8 6 - Bill-based Sizing - October 5, 2024

9. Slide 9 HYBRIDINVERTERDATASHEET 9 6 - Bill-based Sizing - October 5, 2024

10. Slide 10 PV DATA S H E E T 10 6 - Bill-based Sizing - October 5, 2024

11. Slide 11 PV Array Configurat ion Paral lel Connect ion Vo c = 4 9 . 6 V Isc = 112.32 A Panel Datasheet Vo c = 4 9 . 6 V Isc =14.04 Vmp=40.83V Imp = 13.48A Inverter Datasheet MPPT Vol tage Range = 150-425V Startup Vol tage = 125V Max PV Input Vol tage = 500V Max Input Short-Circuit Current = 17A 11 6 - Bill-based Sizing - October 5, 2024

12. Slide 12 PV Array Configurat ion Series Connect ion Vo c = 3 9 6 . 8 V Inverter Datasheet MPPT Vol tage Range = 150-425V Startup Vol tage = 125V Max PV Input Vol tage = 500V Max Input Short-Circuit Current = 17A Panel Datasheet Vo c = 4 9 . 6 V Isc =14.04 Vmp=40.83V Imp = 13.48A Isc = 14.04 A 12 6 - Bill-based Sizing - October 5, 2024

13. Slide 13 Breaker Size = 14.04 A x 1.25 PV Array Breaker Sizing Breaker Size = 17.55 A Use 20A Breaker Breaker Size = Isc x 1.25 13 6 - Bill-based Sizing - October 5, 2024

14. Slide 14 14 6 - Bill-based Sizing - October 5, 2024

15. Slide 15 Rated Current = 5,000 W / 230V = 21.7A Breaker Size = 21.7A x 1.25 = 27.15A *Refer to t he table for proper wire size based on ampacity AC Breaker Sizing Use 32A Breaker Use 8 AWG THHN Wire 15 6 - Bill-based Sizing - October 5, 2024

16. Slide 16 16 6 - Bill-based Sizing - October 5, 2024

17. Slide 17 Breaker Size = ( Inverter Rated Power / Bat tery Vol tage ) x 1.25 Bat tery Breaker Sizing Breaker Size = ( 5,000 Wat ts / 51.2 Vol ts ) x 1.25 Breaker Size = 122.07 A Use: 125A , use 25mm2 Bat tery Cable 17 6 - Bill-based Sizing - October 5, 2024

18. Slide 18 18 6 - Bill-based Sizing - October 5, 2024

19. Slide 19 What is t he size of our Bat tery Bank? 19 6 - Bill-based Sizing - October 5, 2024

20. Slide 20 WH AT WE KN OW S O FAR Let Õs calculate for our Average Daily Energy Consumpt ion! Mont hly Bil l = Php 6,000 Mont hly Energy Consumpt ion = 500 kWh PV Array Power = 4,400 Watts Inverter = 5 kW 20 6 - Bill-based Sizing - October 5, 2024

21. Slide 21 Daily Energy Consumption = Monthly Energy Consumption / 30 Days Daily Energy Consumption = 500 kWh / 30 Days Daily Energy Consumpt ion = 16.67 kWh / Day 21 6 - Bill-based Sizing - October 5, 2024

22. Slide 22 What is t he Dayt ime to Night Time Rat io of your Daily Consumpt ion? 22 6 - Bill-based Sizing - October 5, 2024

23. Slide 23 Day? Night ? Let Õs consider 24 Hours (1 Day) Autonomy 23 6 - Bill-based Sizing - October 5, 2024

24. Slide 24 BAT T E RY C A PAC I T Y Voltage Capacity D.O.D. Energy LeadAcid 12V 100Ah 50% 600Wh GelType 12V 100Ah 50% 600Wh LiFePO4 12V 100Ah 80% 960Wh LiFePO4 51.2V 100Ah 80% 4,096Wh LiFePO4 51.2V 200Ah 80% 8,192Wh LiFePO4 51.2V 300Ah 80% 12,288Wh 24 6 - Bill-based Sizing - October 5, 2024

25. Slide 25 No. Of Bat teries = To t a l E n e r g y / Bat tery Capacity Using 12V Gel Type 100Ah (600Wh) No. of Bat teries = 16,670 Wh / 600Wh No. of Bat teries = 27.79 ~ 28 25 6 - Bill-based Sizing - October 5, 2024

26. Slide 26 HYBRIDINVERTERDATASHEET 26 6 - Bill-based Sizing - October 5, 2024

27. Slide 27 Bat tery Configurat ion (Gel type) In Series = System Vol tage / Bat tery Vol tage In Paral lel = 28 / 4 = 7 In Series = 48V / 12V = 4 In Paral lel = To t a l # o f B a t t e r i e s / # of Bat teries in Series 27 6 - Bill-based Sizing - October 5, 2024

28. Slide 28 Bat tery Configurat ion (Gel type) 48V 700Ah Gel Type Bat tery Bank 28 6 - Bill-based Sizing - October 5, 2024

29. Slide 29 BAT T E RY C A PAC I T Y Voltage Capacity D.O.D. Energy LeadAcid 12V 100Ah 50% 600Wh GelType 12V 100Ah 50% 600Wh LiFePO4 12V 100Ah 80% 960Wh LiFePO4 51.2V 100Ah 80% 4,096Wh LiFePO4 51.2V 200Ah 80% 8,192Wh LiFePO4 51.2V 300Ah 80% 12,288Wh 29 6 - Bill-based Sizing - October 5, 2024

30. Slide 30 No. Of Bat teries = To t a l E n e r g y / Bat tery Capacity Using 51.2V LiFePO4 200Ah (8,192 Wh) No. of Bat teries = 2.03 ~ 2 pcs. No. of Bat teries = 16,670 Wh / 8,192 Wh 30 6 - Bill-based Sizing - October 5, 2024

31. Slide 31 Do we have enough PV Power to charge our Bat teries? 31 6 - Bill-based Sizing - October 5, 2024

32. Slide 32 Daily Energy Produced = No. of Panels x Panel Rat ing x Sun Peak Hours Bat tery Capacity = 2 x 8,192kWh = 16.98 kWh Daily Energy Produced = 8 x 550W x 4hrs = 17.6 kWh 32 6 - Bill-based Sizing - October 5, 2024

33. Slide 33 Bat tery Configurat ion (Lit hium) 51.2 V 400Ah Bat tery Bank 33 6 - Bill-based Sizing - October 5, 2024

34. Slide 34 BAC K U P LOA D S DIS TRIBUTIONUTILIT Y ON -G R ID LOAD S 34 6 - Bill-based Sizing - October 5, 2024

35. Slide 35 1. DC MCB - 1 2. AC MCB - 2 3. DC MCCB - 1 4. DC SPD - 1 5. AC SPD - 1 6. DC Isolator - 1 7. AC Isolator - 1 8. AT S - 1 BA L A N C E O F S YS T E M (HYBRID) BAC K U P LOA D S DIS TRIBUTION UT IL IT Y ON -G R ID LOA D S 35 6 - Bill-based Sizing - October 5, 2024

36. Slide 36 PV Mount ing Materials Rails -8 Mid Clamp - 16 End Clamp - 4 Splicer - 8 L-Foot - 24 MC4 - 5 36 6 - Bill-based Sizing - October 5, 2024

37. Slide 37 THANK YOU 37 6 - Bill-based Sizing - October 5, 2024