Fig. 1. Flowchart of MPPT algorithm using P&O method.
Fig. 2. Flowchart of MPPT algorithm using INC method.
Fig. 3. Flowchart of the proposed MPPT algorithm.
Fig. 4. Variation of characteristic curve of PV module and fast mode operation.
Fig. 5. Possible cases of M according to MPPT operation.
Fig. 6. Simulation circuit of PV system.
Fig. 7. Simulation result when MPPT is operating from initial starting point.
Fig. 8. Simulation results of conventional MPPT method when solar irradiance increases
Fig. 9. Simulation results of proposed MPPT method when solar irradiance increases.
Fig. 10. Configuration of experimental equipment.
Fig. 11. Experimental results when MPPT is operating from initial starting point.
Fig. 12. Experimental results when solar irradiance decreases.
Fig. 13. Experimental results when solar irradiance increases.
TABLE 1 PV SIMULATOR PARAMETERS
TABLE II BOOST CONVERTER PARAMETERS
참고문헌
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