<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>With the continuous decrease of the cost of solar cells, there is an increasing interest and needs in photovoltaic (PV) system applications following standard of living improvements. Water pumping system powered by solar-cell generators are one of the most important applications. The fluctuation of solar energy on one hand, and the necessity to optimise available solar energy on the other, it is useful to develop new efficient and flexible modes to control motors that entrain the pump. A vectorial control of an asynchronous motor fed by a photovoltaic system is proposed. This paper investigates a photovoltaic-electro mechanic chain, composed of a PV generator, DC-AC converter, a vector controlled induction motor and centrifugal pump. The PV generator is forced to operate at its maximum power point by using an appropriate search algorithm integrated in the vector control. The optimization is realized without need to adding a DC-DC converter to the chain. The motor supply is also ensured in all insolation conditions. Simulation results show the effectiveness and feasibility of such an approach.</p></abstract>

With the continuous decrease of the cost of solar cells, there is an increasing interest and needs in photovoltaic (PV) system applications following standard of living improvements. Water pumping system powered by solar-cell generators are one of the most important applications. The fluctuation of solar energy on one hand, and the necessity to optimise available solar energy on the other, it is useful to develop new efficient and flexible modes to control motors that entrain the pump. A vectorial control of an asynchronous motor fed by a photovoltaic system is proposed. This paper investigates a photovoltaic-electro mechanic chain, composed of a PV generator, DC-AC converter, a vector controlled induction motor and centrifugal pump. The PV generator is forced to operate at its maximum power point by using an appropriate search algorithm integrated in the vector control. The optimization is realized without need to adding a DC-DC converter to the chain. The motor supply is also ensured in all insolation conditions. Simulation results show the effectiveness and feasibility of such an approach.

Vectorial Command of Induction Motor Pumping System Supplied by a Photovoltaic Generator

Department of Electrical Engineering, Faculty of Engineering Sciences, Mentouri University of Constantine, Algeria

Journal of Electrical Engineering

With the continuous decrease of the cost of solar cells, there is an increasing interest and needs in photovoltaic (PV) system applications following standard...

Vectorial Command of Induction Motor Pumping System Supplied by a Photovoltaic Generator

Published Online: Jun 07, 2011

Page range: 3 - 10

DOI: https://doi.org/10.2478/v10187-011-0001-7

Keywords
solar energy, optimization, photovoltaic generator, pumping, modelling, efficiency

This content is open access.

Vectorial Command of Induction Motor Pumping System Supplied by a Photovoltaic Generator

Published Online: Jun 07, 2011

Page range: 3 - 10

DOI: https://doi.org/10.2478/v10187-011-0001-7

Keywordssolar energy, optimization, photovoltaic generator, pumping, modelling, efficiency

This content is open access.

Keywords
solar energy, optimization, photovoltaic generator, pumping, modelling, efficiency