PVsyst - Simulation report Stand alone system

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PVsyst classroom PVsyst classroom PVsyst classroom PVsyst classroom PVsyst classroom

PVsyst - Simulation report

Stand alone system

Project: Project 1_1

Variant: New simulation variant Stand alone system with batteries

System power: 6.36 kWp Gubengairlangga - Indonesia

Author

Universitas Airlangga (Indonesia)

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PVsyst classroom PVsyst classroom PVsyst classroom PVsyst classroom PVsyst classroom

12/09/22 PVsyst Classroom License, Universitas Airlangga (Indonesia)

Project summary

Geographical Site Gubengairlangga Indonesia

Situation Latitude Longitude Altitude Time zone

-7.27 112.76 13 UTC+7

°S

°E m

Project settings

Albedo 0.20

Meteo data Gubengairlangga

Meteonorm 8.0 (2010-2014), Sat=100% - Synthetic

System summary

Stand alone system Stand alone system with batteries PV Field Orientation

Fixed plane

Tilt/Azimuth 30 / 0 °

User's needs

Daily household consumers Constant over the year

Average 21.6 kWh/Day

System information PV Array

Nb. of modules Pnom total

24 6.36

units kWp

Battery pack Technology Nb. of units Voltage Capacity

Lithium-ion, NCA 15 50 2010

units V Ah

Results summary

Available Energy Used Energy

9522 7738

kWh/year kWh/year

Specific production 1497 kWh/kWp/year Perf. Ratio PR Solar Fraction SF

65.21 98.04

%

PVsyst classroom PVsyst classroom PVsyst classroom PVsyst classroom PVsyst classroom

General parameters

Stand alone system Stand alone system with batteries PV Field Orientation

Orientation Fixed plane

Tilt/Azimuth 30 / 0 °

Sheds configuration No 3D scene defined

Models used Transposition Diffuse Circumsolar

Perez Perez, Meteonorm separate User's needs

Daily household consumers Constant over the year

Average 21.6 kWh/Day

PV Array Characteristics

PV module

Manufacturer Model

Generic CS6K - 265P 1500V (Original PVsyst database)

Unit Nom. Power 265 Wp

Number of PV modules Nominal (STC) Modules

24 6.36 12 Strings x 2

units kWp In series At operating cond. (50°C)

Pmpp U mpp I mpp

5.71 55 104

kWp V A

Battery Manufacturer Model

Generic Powerwall

Technology Lithium-ion, NCA

Nb. of units

Discharging min. SOC Stored energy

15 10.0 92.0

in parallel

% kWh Battery Pack Characteristics

Voltage

Nominal Capacity Temperature

50 2010 Fixed 20 V Ah (C10)

°C

Controller Universal controller Technology Temp coeff.

MPPT converter

-5.0 mV/°C/Elem.

Converter

Maxi and EURO efficiencies 97.0 / 95.0 %

Battery Management control Threshold commands as Charging

Discharging

SOC calculation SOC = 0.96 / 0.80 SOC = 0.10 / 0.35

Total PV power Nominal (STC) Total

Module area Cell area

6 24 39.3 35.0

kWp modules m² m²

Array losses

Thermal Loss factor

Module temperature according to irradiance Uc (const)

Uv (wind)

20.0 0.0

W/m²K W/m²K/m/s

DC wiring losses Global array res.

Loss Fraction

8.8 1.5

mΩ

% at STC

Serie Diode Loss Voltage drop Loss Fraction

0.7 1.1 V

% at STC

Module Quality Loss

Loss Fraction -0.5 %

Module mismatch losses

Loss Fraction 0.6 % at MPP

Strings Mismatch loss

Loss Fraction 0.1 %

IAM loss factor

Incidence effect (IAM): User defined profile 10°

0.998

20°

0.998

30°

0.995

40°

0.992

50°

0.986

60°

0.970

70°

0.917

80°

0.763

90°

0.000

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PVsyst classroom PVsyst classroom PVsyst classroom PVsyst classroom PVsyst classroom

Detailed User's needs

Daily household consumers, Constant over the year, average = 21.6 kWh/day Annual values

Number Power Use Energy

W Hour/day Wh/day Lamps (LED or fluo) 25 15W/lamp 13.0 4875

TV / PC / Mobile 6 120W/app 6.0 4320

Fridge / Deep-freeze 2 24 4800

Other uses 13 45W tot 13.0 7605

Stand-by consumers 24.0 24

Total daily energy 21624Wh/day

Hourly distribution

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PVsyst classroom PVsyst classroom PVsyst classroom PVsyst classroom PVsyst classroom

Main results

System Production Available Energy Used Energy Excess (unused)

9522 7738 1435

kWh/year kWh/year kWh/year

Specific production Performance Ratio PR Solar Fraction SF

1497 65.21 98.04

kWh/kWp/year

%

% Loss of Load

Time Fraction Missing Energy

2.2 155

% kWh/year

Battery aging (State of Wear) Cycles SOW

Static SOW

91.4 90.0

%

Normalized productions (per installed kWp) Performance Ratio PR

Balances and main results

GlobHor GlobEff E_Avail EUnused E_Miss E_User E_Load SolFrac

kWh/m² kWh/m² kWh kWh kWh kWh kWh ratio

January 148.9 115.7 610.1 0.0 72.04 598.3 670.3 0.893

February 137.0 114.3 599.6 0.0 33.85 571.6 605.5 0.944

March 145.4 133.2 697.8 0.0 0.00 670.3 670.3 1.000

April 153.2 156.3 809.3 112.7 0.00 648.7 648.7 1.000

May 151.3 170.0 877.5 138.4 0.00 670.3 670.3 1.000

June 147.8 175.1 914.8 232.9 0.00 648.7 648.7 1.000

July 164.0 191.6 996.9 291.3 0.00 670.3 670.3 1.000

August 175.1 190.1 986.6 278.3 0.00 670.3 670.3 1.000

September 180.2 173.8 894.7 217.9 0.00 648.7 648.7 1.000

October 189.0 163.9 851.5 149.1 0.00 670.3 670.3 1.000

November 161.4 126.9 665.5 14.4 0.00 648.7 648.7 1.000

December 156.8 117.2 617.9 0.0 48.68 621.7 670.3 0.927

Year 1910.1 1828.0 9522.2 1435.0 154.58 7738.2 7892.8 0.980

Legends GlobHor GlobEff E_Avail EUnused E_Miss

Global horizontal irradiation

Effective Global, corr. for IAM and shadings Available Solar Energy

Unused energy (battery full) Missing energy

E_User E_Load SolFrac

Energy supplied to the user Energy need of the user (Load) Solar fraction (EUsed / ELoad)

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Loss diagram

Global horizontal irradiation 1910 kWh/m²

-2.32% Global incident in coll. plane -2.03% IAM factor on global

Effective irradiation on collectors 1828 kWh/m² * 39 m² coll.

efficiency at STC = 16.19% PV conversion

Array nominal energy (at STC effic.) 11626 kWh

-0.53% PV loss due to irradiance level -12.31% PV loss due to temperature

+0.48% Module quality loss

-0.70% Mismatch loss, modules and strings

-2.37% Ohmic wiring loss

-14.53% Unused energy (battery full)

Effective energy at the output of the array 8443 kWh

-4.18% Converter Loss during operation (efficiency)

-0.03% Converter Loss due to power threshold

0.00% Converter Loss over nominal conv. voltage 0.00% Converter Loss due to voltage threshold

Converter losses (effic, overload) 8087 kWh

Battery Storage Direct use Stored

18.8% 81.2% -0.01% Battery Stored Energy balance

-3.19% Battery efficiency loss

-3.11% Charge/Disch. Current Efficiency Loss

-0.83% Battery Self-discharge Current

Energy supplied to the user 7738 kWh

1.96%

154.6 kWh Missing

energy

7893 kWh Energy need of the user (Load)

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PVsyst classroom PVsyst classroom PVsyst classroom PVsyst classroom PVsyst classroom

Special graphs

Daily Input/Output diagram

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PVsyst - Simulation report Stand alone system

PVsyst classroom PVsyst classroom PVsyst classroom PVsyst classroom PVsyst classroom