modelSinglePhasePVInverter
Information
1. Purpose of model
Simple PV Inverter model for calculating the AC active and reactive power output.
2. Level of detail, physical effects considered, and physical insight
L1E (defined in the CodingConventions) - This model considers the efficiency of the converter as constant quotient P_AC/P_DC, the power factor and the percentage of PV peak power at which power is cut.
3. Limits of validity
4. Interfaces
Input:
epp_DC for DC power port
Output:
epp_AC for AC power port
5. Nomenclature
See parameter and variable descriptions in the code.
6. Governing Equations
7. Remarks for Usage
8. Validation
Tested in check models TransiEnt.Producer.Electrical.Photovoltaics.Advanced_PV.DNIDHI_Input.Check.Check_PVModule and TransiEnt.Producer.Electrical.Photovoltaics.Advanced_PV.GHI_Input.PVModule.
9. References
10. Version History
Model created by Julian Urbansky, Fraunhofer UMSICHT, in September 2021.
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| SI.Efficiency | eta | 0.97 | Efficiency of the inverter |
| SI.PowerFactor | cosphi | 0.9 | Operating power factor of the inverter |
| Integer | behavior | -1 | |
| SI.ActivePower | P_n | 5000 | Rated power of the inverter |
| SI.ActivePower | P_PV | 2000 | Installed peak power of the PV plant |
| Real | Threshold | 0.7 | Percentage of peak power at which power is cut |
Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| TransiEnt.Basics.Interfaces.Electrical.ActivePowerPort | epp_DC | ||
| TransiEnt.Basics.Interfaces.Electrical.ApparentPowerPort | epp_AC |