Version 7.2.
PVsyst - Simulation report
Stand alone system
Project: Examen
Variant: Nouvelle variante de simulation
Stand alone system with batteries
System power: 2600 Wp
La Gazelle - Tunisia
Author
Project: Examen
Variant: Nouvelle variante de simulation
PVsyst V7.2.6
VC0, Simulation date:
13/11/23 12:11
with v7.2.6
Project summary
Geographical Site Situation Project settings
La Gazelle Latitude 36.90 °N Albedo 0.20
Tunisia Longitude 10.19 °E
Altitude 8m
Time zone UTC+1
Meteo data
La Gazelle
Meteonorm 8.0 (1991-2000), Sat=34 % - Synthétique
System summary
Stand alone system Stand alone system with batteries
PV Field Orientation User's needs
Fixed plane Daily household consumers
Tilt/Azimuth 51 / 0 ° Constant over the year
Average 25.4 kWh/Day
System information
PV Array Battery pack
Nb. of modules 10 units Technology Lead-acid, vented, vehicle starting
Pnom total 2600 Wp Nb. of units 16 units
Voltage 48 V
Capacity 664 Ah
Results summary
Available Energy 3791 kWh/year Specific production 1458 kWh/kWp/year Perf. Ratio PR 72.97 %
Used Energy 3428 kWh/year Solar Fraction SF 36.97 %
Table of contents
Project and results summary 2
General parameters, PV Array Characteristics, System losses 3
Detailed User's needs 4
Main results 5
Loss diagram 6
Special graphs 7
13/11/23 PVsyst Licensed to Page 2/7
Project: Examen
Variant: Nouvelle variante de simulation
PVsyst V7.2.6
VC0, Simulation date:
13/11/23 12:11
with v7.2.6
General parameters
Stand alone system Stand alone system with batteries
PV Field Orientation
Orientation Sheds configuration Models used
Fixed plane No 3D scene defined Transposition Perez
Tilt/Azimuth 51 / 0 ° Diffuse Perez, Meteonorm
Circumsolar separate
User's needs
Daily household consumers
Constant over the year
Average 25.4 kWh/Day
PV Array Characteristics
PV module Battery
Manufacturer Aleo Solar Manufacturer MK Battery
Model Aleo S_18 / 260_solrif Model MK 8A4D AGM
(Original PVsyst database) Technology Lead-acid, vented, vehicle starting
Unit Nom. Power 260 Wp Nb. of units 4 in parallel x 4 in series
Number of PV modules 10 units Discharging min. SOC 20.0 %
Nominal (STC) 2600 Wp Stored energy 25.5 kWh
Modules 5 Strings x 2 In series Battery Pack Characteristics
At operating cond. (50°C) Voltage 48 V
Pmpp 2336 Wp Nominal Capacity 664 Ah (C10)
U mpp 55 V Temperature Fixed 20 °C
I mpp 43 A
Controller Battery Management control
Universal controller Threshold commands as SOC calculation
Technology MPPT converter Charging SOC = 0.90 / 0.75
Temp coeff. -5.0 mV/°C/Elem. approx. 52.8 / 49.5 V
Converter Discharging SOC = 0.20 / 0.45
Maxi and EURO efficiencies 97.0 / 95.0 % approx. 46.1 / 48.3 V
Total PV power
Nominal (STC) 3 kWp
Total 10 modules
Module area 17.3 m²
Cell area 14.7 m²
Array losses
Thermal Loss factor DC wiring losses Serie Diode Loss
Module temperature according to irradiance Global array res. 22 mΩ Voltage drop 0.7 V
Uc (const) 20.0 W/m²K Loss Fraction 1.5 % at STC Loss Fraction 1.1 % at STC
Uv (wind) 0.0 W/m²K/m/s
Module Quality Loss Module mismatch losses Strings Mismatch loss
Loss Fraction -0.5 % Loss Fraction 2.0 % at MPP Loss Fraction 0.1 %
IAM loss factor
ASHRAE Param: IAM = 1 - bo(1/cosi -1)
bo Param. 0.05
13/11/23 PVsyst Licensed to Page 3/7
Project: Examen
Variant: Nouvelle variante de simulation
PVsyst V7.2.6
VC0, Simulation date:
13/11/23 12:11
with v7.2.6
Detailed User's needs
Daily household consumers, Constant over the year, average = 25.4 kWh/day
Annual values Hourly distribution
Number Power Use Energy
W Hour/day Wh/day
Lampes 8 60W/lamp 3.0 1440
TV 3 170W/app 3.0 1530
climatisation 2 1200W/app 6.0 14400
Réfrigérateur 1 24 7200
Machines à laver linge 1 1 250
PC 2 70W tot 4.0 560
Consomm. de veille 24.0 24
Total daily energy 25404Wh/day
13/11/23 PVsyst Licensed to Page 4/7
Project: Examen
Variant: Nouvelle variante de simulation
PVsyst V7.2.6
VC0, Simulation date:
13/11/23 12:11
with v7.2.6
Main results
System Production
Available Energy 3791 kWh/year Specific production 1458 kWh/kWp/year
Used Energy 3428 kWh/year Performance Ratio PR 72.97 %
Excess (unused) 0 kWh/year Solar Fraction SF 36.97 %
Loss of Load Battery aging (State of Wear)
Time Fraction 79.6 % Cycles SOW 68.1 %
Missing Energy 5845 kWh/year Static SOW 80.0 %
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 68.5 116.4 260.4 0.000 549.0 238.5 787.5 0.303
February 85.7 121.9 273.4 0.030 465.5 245.8 711.3 0.346
March 131.1 150.9 335.6 0.000 483.7 303.8 787.5 0.386
April 163.7 157.9 343.9 0.009 456.4 305.8 762.1 0.401
May 201.8 165.8 357.2 0.010 472.5 315.0 787.5 0.400
June 214.0 161.1 340.2 0.000 447.8 314.3 762.1 0.412
July 227.3 176.6 365.3 0.039 444.9 342.6 787.5 0.435
August 196.3 176.9 365.5 0.000 447.9 339.6 787.5 0.431
September 146.9 157.9 333.8 0.000 465.4 296.7 762.1 0.389
October 111.5 145.7 310.3 0.010 504.9 282.6 787.5 0.359
November 75.0 120.4 265.0 0.000 526.2 235.9 762.1 0.310
December 62.5 107.4 239.9 0.000 580.5 207.0 787.5 0.263
Year 1684.3 1758.7 3790.6 0.098 5844.6 3427.9 9272.5 0.370
Legends
GlobHor Global horizontal irradiation E_User Energy supplied to the user
GlobEff Effective Global, corr. for IAM and shadings E_Load Energy need of the user (Load)
E_Avail Available Solar Energy SolFrac Solar fraction (EUsed / ELoad)
EUnused Unused energy (battery full)
E_Miss Missing energy
13/11/23 PVsyst Licensed to Page 5/7
Project: Examen
Variant: Nouvelle variante de simulation
PVsyst V7.2.6
VC0, Simulation date:
13/11/23 12:11
with v7.2.6
Loss diagram
1684 kWh/m² Global horizontal irradiation
+7.3% Global incident in coll. plane
-2.66% IAM factor on global
1759 kWh/m² * 17 m² coll. Effective irradiation on collectors
efficiency at STC = 15.00% PV conversion
4566 kWh Array nominal energy (at STC effic.)
-0.49% PV loss due to irradiance level
-9.22% PV loss due to temperature
+0.48% Module quality loss
-2.10% Mismatch loss, modules and strings
-2.31% Ohmic wiring loss
0.00% Unused energy (battery full)
3964 kWh Effective energy at the output of the array
-4.34% Converter Loss during operation (efficiency)
-0.04% Converter Loss due to power threshold
0.00% Converter Loss over nominal conv. voltage
Missing energy 0.00% Converter Loss due to voltage threshold
63.03% 3790 kWh Converter losses (effic, overload)
Direct use Stored Battery Storage
25.4% 74.6%
-0.44% Battery Stored Energy balance
-9.24% Battery efficiency loss
-2.29% Charge/Disch. Current Efficiency Loss
0.00% Gassing Current (electrolyte dissociation)
-0.55% Battery Self-discharge Current
5845 kWh 3428 kWh Energy supplied to the user
9272 kWh Energy need of the user (Load)
13/11/23 PVsyst Licensed to Page 6/7
Project: Examen
Variant: Nouvelle variante de simulation
PVsyst V7.2.6
VC0, Simulation date:
13/11/23 12:11
with v7.2.6
Special graphs
Diagramme d'entrée/sortie journalier
13/11/23 PVsyst Licensed to Page 7/7
