Research Article
Modeling and Coordinated Control Strategy of Large Scale Grid-Connected Wind/Photovoltaic/Energy Storage Hybrid Energy Conversion System
Table 3
ES system component parameters.
| Parameter | Value |
| Battery stack | Rated capacity, | 200 Ah | Rated voltage, | 2 V | Efficiency of a battery, | 0.985 | Temperature of battery, | 25°C | Polarization voltage constant, | 0.051 | Polarization effect coefficient, | 0.011 | Voltage change factor, | 0.005 | Capacity change factor, | 0.6 | Dynamic link loss factor, | 0.05 | Number of series modules, | 350 | Number of parallel modules, | 22 |
| FC unit | Rating | 1.2 kW | Rated current, | 45 A | Rated voltage, | 28 V | Number of series modules, | 25 | Number of parallel modules, | 17 |
| Proportional and integral gain of controller | of power controller | 5 | of power controller | 0.15 | of current controller | 0.0382 | of current controller | 0.013 |
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