Fig 1.
Addressed system.
Fig 2.
P-V, I-V characteristics with fixed temperature, (T = 25°C).
Fig 3.
P-V, I-V characteristics with fixed irradiance, (G = 1000W/m2).
Table 1.
PV panel characteristics.
Fig 4.
PV emulator and boost converter scheme.
Fig 5.
The division of interval and the interval markings on the characteristics PV.
Fig 6.
Flowchart of the proposed GSS algorithm.
Fig 7.
PV emulator and boost converter scheme.
Fig 8.
The relationship in a linear V/f control between the frequency and stator voltage.
Fig 9.
Motor pump control scheme.
Table 2.
The rated values of the IM and separately-excited DC generator.
Fig 10.
Implementation of PV-WP system emulation via DS1104 hardware.
Fig 11.
Profile of the applied solar insolation.
Fig 12.
Response of the DC link voltage.
Fig 13.
Response of motor-pump; speed.
Fig 14.
Response of the PV power.
Table 3.
Comparative study of the techniques’ performance.
Fig 15.
Power fluctuation of the three techniques.
Fig 16.
Profile of irradiance variation curve.
Fig 17.
I-V and P-V characteristics of the emulator during irradiation changing.
Fig 18.
PV emulator variation current and boosted voltage during irradiance variation.
Fig 19.
PV emulator and shaft power variation.
Fig 20.
Speed and torque curves during irradiation changing.