Eliminating ground current in a transformerless photovoltaic application

IEEE Transactions on Energy Conversion

Volumn 25, Issue 1, 2010, Pages 140-147

  López, Óscar ^a   Freijedo, Francisco D ^a   Yepes, Alejandro G ^a   Fernández Comesaña, Pablo ^a   Malvar, Jano ^a   Doval Gandoy, Jesús ^a   Teodorescu, Remus ^b  

^a UNIVERSITY OF VIGO   (Spain)

^b AALBORG UNIVERSITY   (Denmark)

Author keywords

Ground current; Photovoltaic (pv) power systems; Pulsewidth modulated inverters; Single phase system; Utility interface

Indexed keywords

GROUND CURRENTS; PHOTOVOLTAIC POWER SYSTEMS; PULSE-WIDTH-MODULATED INVERTER; SINGLE-PHASE SYSTEMS; UTILITY INTERFACE;

CAPACITANCE; COST REDUCTION; ELECTRIC CURRENT CONTROL; ELECTRIC INVERTERS; ELECTRIC POWER SYSTEMS; POWER CONVERTERS; POWER GENERATION; RESONANT CIRCUITS;

PHASE INTERFACES;

EID: 77950689951     PISSN: 08858969     EISSN: None     Source Type: Journal    
DOI: 10.1109/TEC.2009.2037810     Document Type: Article

References (21)

1. S.-H. Ko, S. Lee, H. Dehbonei, and C. Nayar, "Application of voltageand current-controlled voltage source inverters for distributed generation systems," IEEE Trans. Energy Convers., vol. 21, no. 3, pp. 782-792, Sep. 2006.
2. F. Blaabjerg, Z. Chen, and S. Kjaer, "Power electronics as efficient interface in dispersed power generation systems," IEEE Trans. Power Electron., vol. 19, no. 5, pp. 1184-1194, Sep. 2004.
3. S. Kjaer, J. Pedersen, and F. Blaabjerg, "A review of single-phase gridconnected inverters for photovoltaic modules," IEEE Trans. Ind. Appl., vol. 41, no. 5, pp. 1292-1306, Sep./Oct. 2005.
4. D. Casadei, G. Grandi, and C. Rossi, "Single-phase single-stage photovoltaic generation system based on a ripple correlation control maximum power point tracking," IEEE Trans. Energy Convers., vol. 21, no. 2, pp. 562-568, Jun. 2006.
5. R. Gonzalez, R. Gonzalez, J. Lopez, P. Sanchis, and L. Marroyo, "Transformerless inverter for single-phase photovoltaic systems," IEEE Trans. Power Electron., vol. 22, no. 2, pp. 693-697, Mar. 2007. (Pubitemid 46523195)
6. R.Gonzalez, E. Gubia, J. Lopez, and L.Marroyo, "Transformerless singlephase multilevel-based photovoltaic inverter," IEEE Trans. Ind. Electron., vol. 55, no. 7, pp. 2694-2702, Jul. 2008.
7. T.-F. Wu, T.-F. Wu, H.-S. Nien, H.-M. Hsieh, and C.-L. Shen, "PV power injection and active power filtering with amplitude-clamping and amplitude-scaling algorithms," IEEE Trans. Ind. Appl., vol. 43, no. 3, pp. 731-741, May/Jun. 2007.
8. IEEE Recommended Practice for Utility Interface of Photovoltaic (PV) Systems, IEEE Standard 929, 2000.
9. Automatic Disconnection Device between a Generator and the Public Low-Voltage Grid, DIN Electrotechnical Standard DIN VDE 0126-1-1, 2005.
10. M. Calais, V. G. Agelidis, and M. Meinhardt, "Multilevel converters for single-phase grid connected photovoltaic systems: An overview," Solar Energy, vol. 66, no. 5, pp. 325-335, Aug. 1999.
11. M. Meinhardt and P. Mutschler, "Inverters without transformer in grid connected photovoltaic applications," in Proc. Eur. Conf. Power Electron. Appl. EPE, Sevilla, Spain, Sep.1995, vol. 3, pp. 3086-3091.
12. O. López, J. Doval-Gandoy, C. M. Peñalver, J. Rey, and F. D. Freijedo, "Redundancy and basic switching rules in multilevel converters," Int. Rev. Electr. Eng., pp. 66-73, Jan./Feb. 2006
13. T. Kerekes, R. Teodorescu, and U. Borup, "Transformerless photovoltaic inverters connected to the grid," in Proc. IEEE Appl. Power Electron. Conf. (APEC), Anaheim, CA, Feb. 25-Mar. 1, 2007, pp. 1733-1737.
14. T.-F. Wu, T.-F. Wu, H.-S. Nien, C.-L. Shen, and T.-M. Chen, "A singlephase inverter system for PV power injection and active power filtering with nonlinear inductor consideration," IEEE Trans. Ind. Appl., vol. 41, no. 4, pp. 1075-1083, Jul./Aug. 2005.
15. H. Hinz and P. Mutschler, "Single phase voltage source inverters without transformer in photovoltaic applications," in Proc. Int. Power Electron. Motion Control Conf. (PEMC), Budapest,Hungary, Sep. 2-4, 1996, vol.3, pp. 161-165.
16. T. Kerekes, R. Teodorescu, C. Klumpner, M. Sumner, D. Floricau, and P. Rodriguez, "Evaluation of three-phase transformerless photovoltaic inverter topologies," in Proc. Eur. Conf. Power Electron. Appl. EPE, Aalborg, Denmark, Sep. 2-5, 2007, pp. 1-10.
17. J. Myrzik and M. Calais, "String and module integrated inverters for single-phase grid connected photovoltaic systems-A review," presented at the IEEE Power Tech., Bologna, Italy, Jun. 23-26, 2003, vol. 2.
18. M. Ciobotaru, R. Teodorescu, and F. Blaabjerg, "Control of single-stage single-phase PV inverter," in Proc. Eur. Conf. Power Electron. Appl. EPE, Dresden, Germany, Sep. 11-14, 2005, p. 10.
19. R. Teodorescu, F. Blaabjerg, U. Borup, and M. Liserre, "A new control structure for grid-connected LCL PV inverters with zero steady-state error and selective harmonic compensation," in Proc. IEEE Appl. Power Electron. Conf. Expo. (APEC), 2004, vol. 1, pp. 580-586.
20. A. Nabae, I. Takahashi, and H. Akagi, "A new neutral-point-clamped PWM inverter," IEEE Trans. Ind. Appl., vol. IA-17, no. 5, pp. 518-523, Sep./Oct. 1981.
21. F. Wang, "Reduce beat and harmonics in grid-connected three-level voltage-source converters with low switching frequencies," IEEE Trans. Ind. Appl., vol. 43, no. 5, pp. 1349-1359, Sep./Oct. 2007.