Fig. 1. Islanding detection test circuit.
Fig. 2. Impedance characteristics of RLC load.
Fig. 3. Control of grid connected single phase system with SMS IDM.
Fig. 4. Non-Detection Zone for SMS IDM.
Fig. 5. Synchronous reference frame PI-current controller with phase shifted feed-forward voltage method.
Fig. 7. Current characteristics of SMS IDM in grid frequency variation condition.
Fig. 8. Current characteristics of phase shifted feed-forward voltage IDM in grid frequency variation condition.
Fig. 9. Experimental setup for anti-islanding detection.
Fig. 10. Islanding detection performance of phase shifted feed-forward voltage IDM at Qf = 1 and 5.
Fig. 11. Islanding detection performance of SMS IDM at Qf=10.
Fig. 12. Islanding detection performance of phase shifted feed-forward voltage IDM at Qf=10.
Fig. 13. Current characteristics with SMS IDM under grid frequency variation condition in experiment.
Fig. 14. Current characteristics with phase shifted feed-forward voltage IDM under grid frequency variation condition in experiment.
Fig. 6. Islanding detection performance of SMS IDM and phase shifted feed-forward voltage IDM.
TABLE I SIMULATION PARAMETER OF SINGLE PHASE INVERTER FOR ISLANDING DETECTION
References
- R. Teodorescu, M. Liserre, and P. Rodriguez, Grid converters for photovoltaic and wind power systems, John Wiley & Sons, pp. 93-121, 2011.
- IEEE Std 1547.1-2005, "IEEE standard conformance test procedures for equipment interconnecting distributed resources with electric power systems," 2005.
- M. E. Ropp, M. Begovic, and A. Rohatgi, "Analysis and performance assessment of the active frequency drift method of islanding prevention," IEEE Trans. Energy Conversion, Vol. 14, No. 3, pp. 810-816, Sep. 2003.
- L. A. C. Lopes and H. Sun, "Performance assessment of active frequency drifting islanding detection methods," IEEE Trans. Energy Conversion, Vol. 21, No. 1, pp. 171-180, Mar. 2006. https://doi.org/10.1109/TEC.2005.859981
- C. Jeraputra and P. Enjeti, "Development of a robust anti-islanding algorithm for utility interconnection of distributed fuel cell powered generation," IEEE Trans. Power Electronics, Vol. 19, No. 5, pp. 1163-1170, Sep. 2004. https://doi.org/10.1109/TPEL.2004.833439
- B. M. Solantro, M. Zareje, S. Eren, and M. Pahlevani, "Stability analysis of the slip mode frequency shift islanding detection in single phase PV inverters," IEEE 26th ISIE., pp. 873-878, Jun. 2017.
- G. A. Smith, P. A. Onions, and D. G. Infield, "Predicting islanding operation of grid connected PV inverters," Proc. Inst. Elect. Eng., Vol. 147, No. 1, pp. 1-6, Jan. 2000.
- M. E. Ropp, M. Begovic, and A. Rohatgi, "Analysis and performance assessment of the active frequency drift method of islanding prevention," in IEEE Trans. Energy Conv., Vol. 14, pp. 810-816, Sep. 1999. https://doi.org/10.1109/60.790956
- J. Li, J. Zhao, J. Wu, and P. Xu, "Improved dual second-order generalized integrator PLL for grid synchronization under non-ideal grid voltages including DC offset," in 2014 IEEE ECCE., pp. 136-141, Sep. 2014.