Figures & data
Figure 1. Wind energy conversion system
Figure 2. Coefficient Cp versus λ
Figure 3. PMSG scheme
Figure 4. Circuits of a PMSG on (d,q) axis
Figure 5. Three-phase diode rectifier
Figure 6. Boost converter
Figure 7. Inverter circuit
Figure 8. A bond
Figure 9. Causal bond
Figure 10. Power sources
Figure 11. Bond with resistance
Figure 12. Bond in integral causality for capacitance and inertance
Figure 13. Bond in derivative causality for capacitance and inertance
Figure 14. Bonds for transformers and gyrators
Figure 15. 1 and 0 junctions
Figure 16. Scheme of a bond graph
Figure 17. Representation of the bonds; (a) Single bond; (b) Multibond
Figure 18. Multibond graph with efforts and flows
Figure 19. Multibond graph elements
Figure 20. Eulerian junction structure
Figure 21. Junction structure and key vectors of a multibond graph
Figure 22. Sections of a blade
Figure 23. Bond graph of a blade
Table 1. Technical specifications (Skystream, Citation2013)
Figure 24. PMSG bond graph
Figure 25. PMSG multibond graph
Figure 26. HMBG of the rectifier
Figure 27. Bond graph model of the boost converter
Figure 28. Switching element models
Figure 29. Hybrid multibond graph model of a three-phase five level
Figure 30. Elements of the Skystream wind turbine
Figure 31. Electrical power of the blades for the Skystream
Figure 32. Simulation results of PMSG: (a) Voltages on (d,q) axis; Electrical Currents on (d,q) axis; (c) Velocity and electrical currents on (a,b,c)
Figure 33. Simulation results of the rectifier
Figure 34. Simulation results of the Boost converter and inverter
Figure 35. Output voltages of the inverter
Figure 36. Skystream ubicated at the University of Michoacan
Figure 37. Skystream power from real data and simulation
Figure 38. Error analysis: (a) Absolute error; (b) Relative error
