Page 362 - Advances in Renewable Energies and Power Technologies

CHAPTER

Scalar and Vector Control

of Induction Motor for 10

Online Photovoltaic

Pumping

1
Imene Yahyaoui , Alvaro Serna Cantero 2
1
University Carlos 3 of Madrid, Madrid, Spain ; University of Valladolid, Valladolid, Spain 2

CHAPTER OUTLINE
1. Introduction ....................................................................................................... 336
2. Modeling of the System Components ................................................................... 337
3. Scalar Control.................................................................................................... 338
4. The Vector Control ............................................................................................. 339
4.1 Estimation of the Torque and the Flux................................................... 339
4.2 Selection of the Regulators .................................................................. 340
4.3 Calculation of the Electric Speed Reference .......................................... 341
5. Results and Discussion....................................................................................... 342
6. Conclusion ........................................................................................................ 346
Annex..................................................................................................................... 346
References ............................................................................................................. 347

NOMENCLATURE

C em Electromagnetic torque (N$m)
C l Resistive torque (N$m)
f b Base frequency (Hz)
IM Induction machine
i s Stator current (A)
i sd Direct component of the stator current (A)
i sq Quadratic component of the stator current (A)
2
J Inertia moment (kg$m )
l s Cyclic stator reluctance (H)
MPPT Maximum Power Point Tracking
P pv Photovoltaic power (W)
PVPS Photovoltaic water Pumping Systems
PWM Pulse Width Modulation
r r Rotor phase resistance (U)
335
Advances in Renewable Energies and Power Technologies. https://doi.org/10.1016/B978-0-12-812959-3.00010-1
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