Version 7.3.

PVsyst TRIAL
PVsyst - Simulation report
Grid-Connected System

Project: Garla Mare 1-WITH GRID POWER LIMITATION AT 60.75MW

Variant: 550Wp, 2P, 20deg, 3m, mono
Ground system (tables) on a hill
System power: 80.72 MWp

PVsyst TRIAL Gârla Mare - Romania

PVsyst TRIAL

PVsyst TRIAL
Author

PVsyst TRIAL
 Project: Garla Mare 1-WITH GRID POWER LIMITATION AT
60.75MW
PVsyst V7.3.2
Variant: 550Wp, 2P, 20deg, 3m, mono
VC1, Simulation date:
03/30/23 16:50

PVsyst TRIAL
with v7.3.2

Project summary
Geographical Site Situation Project settings
Gârla Mare Latitude 44.26 °N Albedo 0.20
Romania Longitude 22.76 °E
Altitude 103 m
Time zone UTC+2

Meteo data
Gârla Mare
SolarGISv2.2.28 - TMY

System summary

PVsyst TRIAL
Grid-Connected System Ground system (tables) on a hill

PV Field Orientation Near Shadings User's needs

Fixed plane Linear shadings Unlimited load (grid)
Tilt/Azimuth 20 / 0 °

System information
PV Array Inverters
Nb. of modules 146770 units Nb. of units 270 units
Pnom total 80.72 MWp Pnom total 60.75 MWac
Grid power limit 60.75 MWac
Grid lim. Pnom ratio 1.329

Results summary
Produced Energy 108684252 kWh/year Specific production 1346 kWh/kWp/year Perf. Ratio PR 84.49 %

PVsyst TRIAL
Project and results summary

Near shading definition - Iso-shadings diagram

Main results
Table of contents

General parameters, PV Array Characteristics, System losses

2
3
6
7
Loss diagram 8
Predef. graphs 9
P50 - P90 evaluation 10
Single-line diagram 11

PVsyst TRIAL

PVsyst TRIAL
03/30/23 PVsyst Evaluation mode Page 2/11
 Project: Garla Mare 1-WITH GRID POWER LIMITATION AT
60.75MW
PVsyst V7.3.2
Variant: 550Wp, 2P, 20deg, 3m, mono
VC1, Simulation date:
03/30/23 16:50

PVsyst TRIAL
with v7.3.2

General parameters
Grid-Connected System Ground system (tables) on a hill

PV Field Orientation
Orientation Sheds configuration Models used
Fixed plane Nb. of sheds 2683 units Transposition Perez
Tilt/Azimuth 20 / 0 ° Sizes Diffuse Imported
Sheds spacing 7.81 m Circumsolar separate
Collector width 4.58 m
Ground Cov. Ratio (GCR) 58.6 %
Shading limit angle
Limit profile angle 24.0 °

PVsyst TRIAL
Horizon Near Shadings User's needs
Free Horizon Linear shadings Unlimited load (grid)

Grid power limitation

Active Power 60.75 MWac
Pnom ratio 1.329

PV Array Characteristics
PV module Inverter
Manufacturer Generic Manufacturer Generic
Model CHSM72M-HC-550 (2278x1134x35) Model SG250HX
(Custom parameters definition) (Custom parameters definition)
Unit Nom. Power 550 Wp Unit Nom. Power 225 kWac
Number of PV modules 146770 units Number of inverters 270 units

PVsyst TRIAL
Nominal (STC) 80.72 MWp Total power 60750 kWac
Modules 5645 Strings x 26 In series Operating voltage 600-1500 V
At operating cond. (50°C) Max. power (=>30°C) 250 kWac
Pmpp 73.97 MWp Pnom ratio (DC:AC) 1.33
U mpp 984 V Power sharing within this inverter
I mpp 75198 A

Total PV power Total inverter power

Nominal (STC) 80724 kWp Total power 60750 kWac
Total 146770 modules Max. power 67500 kWac
Module area 379144 m² Number of inverters 270 units
Pnom ratio 1.33

Array losses

PVsyst TRIAL
Array Soiling Losses Thermal Loss factor DC wiring losses
Loss Fraction 2.0 % Module temperature according to irradiance Global array res. 0.15 mΩ
Uc (const) 29.0 W/m²K Loss Fraction 1.1 % at STC
Uv (wind) 0.0 W/m²K/m/s

Serie Diode Loss LID - Light Induced Degradation Module Quality Loss
Voltage drop 0.7 V Loss Fraction 2.0 % Loss Fraction -0.2 %
Loss Fraction 0.1 % at STC

Module mismatch losses Strings Mismatch loss

Loss Fraction 2.0 % at MPP Loss Fraction 0.1 %

PVsyst TRIAL
03/30/23 PVsyst Evaluation mode Page 3/11
 Project: Garla Mare 1-WITH GRID POWER LIMITATION AT
60.75MW
PVsyst V7.3.2
Variant: 550Wp, 2P, 20deg, 3m, mono
VC1, Simulation date:
03/30/23 16:50

PVsyst TRIAL
with v7.3.2

Array losses
IAM loss factor
Incidence effect (IAM): User defined profile

0° 20° 40° 60° 65° 70° 75° 80° 85°

1.000 1.000 1.000 0.999 0.996 0.989 0.966 0.897 0.680

Spectral correction
FirstSolar model

Coefficient Set C0 C1 C2 C3 C4 C5
Monocrystalline Si 0.85914 -0.02088 -0.0058853 0.12029 0.026814 -0.001781

PVsyst TRIAL
Auxiliaries loss
constant (fans)
0.0 kW from Power thresh.
20.0 kW
System losses

Night aux. cons. 20.0 kW

AC wiring losses
Inv. output line up to MV transfo
Inverter voltage 800 Vac tri
Loss Fraction 0.53 % at STC
Inverter: SG250HX

PVsyst TRIAL
Wire section (270 Inv.)
Average wires length

MV line up to HV Transfo
MV Voltage
Average each inverter
Wires
Alu 270 x 3 x 240 mm²
87 m

33 kV

Alu 3 x 95 mm²
HV line up to Injection
HV line voltage
Wires
Length
110
Copper 3 x 300
1000
kV
mm²
m
Length 670 m Loss Fraction 0.04 % at STC
Loss Fraction 0.18 % at STC

AC losses in transformers
MV transfo
Medium voltage 33 kV
Transformer from Datasheets Operating losses at STC (full system)

PVsyst TRIAL
Nominal power 6750 kVA Nb. identical MV transfos 9
Iron Loss 4.10 kVA Nominal power at STC 79.52 MVA
Iron loss fraction 0.06 % of PNom Iron loss 36.90 kVA
Copper loss 49.70 kVA Iron loss fraction 0.05 % at STC
Copper loss fraction 0.74 % at PNom Copper loss 766.43 kVA
Coils equivalent resistance 3 x 0.70 mΩ Copper loss fraction 0.96 % at STC

PVsyst TRIAL
03/30/23 PVsyst Evaluation mode Page 4/11
 Project: Garla Mare 1-WITH GRID POWER LIMITATION AT
60.75MW
PVsyst V7.3.2
Variant: 550Wp, 2P, 20deg, 3m, mono
VC1, Simulation date:
03/30/23 16:50

PVsyst TRIAL
with v7.3.2

AC losses in transformers
HV transfo
Grid voltage 110 kV
Transformer from Datasheets
Nominal power 75000 kVA
Iron Loss (24/24 Connexion) 27.50 kVA
Iron loss fraction 0.04 % of PNom
Copper loss 250.00 kVA
Copper loss fraction 0.33 % at PNom
Coils equivalent resistance 3 x 48.40 mΩ

PVsyst TRIAL

PVsyst TRIAL

PVsyst TRIAL

PVsyst TRIAL
03/30/23 PVsyst Evaluation mode Page 5/11
 Project: Garla Mare 1-WITH GRID POWER LIMITATION AT
60.75MW
PVsyst V7.3.2
Variant: 550Wp, 2P, 20deg, 3m, mono
VC1, Simulation date:
03/30/23 16:50

PVsyst TRIAL
with v7.3.2

Near shadings parameter

Perspective of the PV-field and surrounding shading scene

PVsyst TRIAL
Iso-shadings diagram

PVsyst TRIAL
Orientation #1

PVsyst TRIAL

PVsyst TRIAL
03/30/23 PVsyst Evaluation mode Page 6/11
 Project: Garla Mare 1-WITH GRID POWER LIMITATION AT
60.75MW
PVsyst V7.3.2
Variant: 550Wp, 2P, 20deg, 3m, mono
VC1, Simulation date:
03/30/23 16:50

PVsyst TRIAL
with v7.3.2

Main results
System Production
Produced Energy 108684252 kWh/year Specific production 1346 kWh/kWp/year
Performance Ratio PR 84.49 %

Normalized productions (per installed kWp) Performance Ratio PR

PVsyst TRIAL
Balances and main results

GlobHor DiffHor T_Amb GlobInc GlobEff EArray E_Grid PR

kWh/m² kWh/m² °C kWh/m² kWh/m² kWh kWh ratio
January 40.4 23.33 0.08 58.4 52.5 4277432 4118113 0.874

PVsyst TRIAL
February 61.9 31.64 2.57 80.6 76.6 6047112 5847078 0.899
March 111.2 50.55 6.18 134.0 128.8 9778079 9463823 0.875
April 141.2 64.77 12.24 155.6 149.7 10944911 10595531 0.844
May 182.5 81.90 18.20 189.9 182.8 13200197 12775603 0.833
June 197.7 82.09 22.65 200.2 193.0 13705207 13266860 0.821
July 207.9 84.48 25.35 214.1 206.4 14592763 14123621 0.817
August 182.0 71.00 24.48 198.4 191.4 13672682 13236081 0.826
September 123.9 56.84 19.79 143.9 138.6 10198764 9873933 0.850
October 83.4 39.12 12.75 106.5 102.1 7766661 7509992 0.874
November 43.6 24.19 5.89 59.7 55.6 4417320 4250903 0.882
December 35.2 19.72 1.57 52.5 46.7 3775591 3622713 0.855
Year 1410.7 629.64 12.70 1593.6 1524.2 112376720 108684252 0.845

PVsyst TRIAL
Legends
GlobHor Global horizontal irradiation EArray Effective energy at the output of the array
DiffHor Horizontal diffuse irradiation E_Grid Energy injected into grid
T_Amb Ambient Temperature PR Performance Ratio
GlobInc Global incident in coll. plane
GlobEff Effective Global, corr. for IAM and shadings

PVsyst TRIAL
03/30/23 PVsyst Evaluation mode Page 7/11
 Project: Garla Mare 1-WITH GRID POWER LIMITATION AT
60.75MW
PVsyst V7.3.2
Variant: 550Wp, 2P, 20deg, 3m, mono
VC1, Simulation date:
03/30/23 16:50

PVsyst TRIAL
with v7.3.2

Loss diagram
1411 kWh/m² Global horizontal irradiation
+13.0% Global incident in coll. plane

-2.01% Near Shadings: irradiance loss

-0.40% IAM factor on global

-2.00% Soiling loss factor

1524 kWh/m² * 379144 m² coll. Effective irradiation on collectors

PVsyst TRIAL
efficiency at STC = 21.32% PV conversion

123200891 kWh Array nominal energy (at STC effic.)

-0.50% PV loss due to irradiance level

-3.37% PV loss due to temperature

+0.20% Spectral correction

+0.23% Module quality loss

-2.00% LID - Light induced degradation

-2.10% Mismatch loss, modules and strings

-0.75% Ohmic wiring loss

PVsyst TRIAL
113275158 kWh Array virtual energy at MPP

-1.49% Inverter Loss during operation (efficiency)

-0.81% Inverter Loss over nominal inv. power

0.00% Inverter Loss due to max. input current
0.00% Inverter Loss over nominal inv. voltage
0.00% Inverter Loss due to power threshold
0.00% Inverter Loss due to voltage threshold
0.00% Night consumption
110675794 kWh Available Energy at Inverter Output

-0.16% Auxiliaries (fans, other)

PVsyst TRIAL
-0.28% AC ohmic loss
-0.81% Medium voltage transfo loss
-0.10% MV line ohmic loss
-0.41% High voltage transfo loss
-0.02% HV line ohmic loss
-0.03% Unused energy (grid limitation)
108684252 kWh Energy injected into grid

PVsyst TRIAL
03/30/23 PVsyst Evaluation mode Page 8/11
 Project: Garla Mare 1-WITH GRID POWER LIMITATION AT
60.75MW
PVsyst V7.3.2
Variant: 550Wp, 2P, 20deg, 3m, mono
VC1, Simulation date:
03/30/23 16:50

PVsyst TRIAL
with v7.3.2

Predef. graphs
Daily Input/Output diagram

PVsyst TRIAL

PVsyst TRIAL System Output Power Distribution

PVsyst TRIAL

PVsyst TRIAL
03/30/23 PVsyst Evaluation mode Page 9/11
 Project: Garla Mare 1-WITH GRID POWER LIMITATION AT
60.75MW
PVsyst V7.3.2
Variant: 550Wp, 2P, 20deg, 3m, mono
VC1, Simulation date:
03/30/23 16:50

PVsyst TRIAL
with v7.3.2

P50 - P90 evaluation

Meteo data Simulation and parameters uncertainties
Source SolarGISv2.2.28 PV module modelling/parameters 1.0 %
Kind TMY, multi-year Inverter efficiency uncertainty 0.5 %
Year-to-year variability(Variance) 4.5 % Soiling and mismatch uncertainties 1.0 %
Specified Deviation Degradation uncertainty 1.0 %
Climate change 0.0 %

Global variability (meteo + system) Annual production probability

Variability (Quadratic sum) 4.8 % Variability 5.26 GWh
P50 108.68 GWh
P90 101.94 GWh

PVsyst TRIAL
P95 100.05 GWh

Probability distribution

PVsyst TRIAL

PVsyst TRIAL

PVsyst TRIAL
03/30/23 PVsyst Evaluation mode Page 10/11
PVsyst V7.3.2
VC1, Simulation date:
03/30/23 16:50
with v7.3.2