A Single-Stage SPV-Fed Reduced Switching Inverter-Based Sensorless Speed Control of IM for Water Pumping Applications

Table 1

Variation of PV voltage from P-V characteristics.

Movement of point on P-V	Variation of PV power and voltage	Updation of PV voltage
a1 to a2	Pp↑
a2 to a3	Pp↑
a3 to a4	Pp↓
a4 to a3	Pp↑
a3 to a2	Pp↓