Articles

Grid Interconnection of Renewable Energy Sources at the Distribution Level With Power-Quality Improvement Features

This paper has presented a novel control of an existing gridinterfacing inverter to improve the quality of power at PCC for a 3-phase 4-wire DG system. It has been shown that the grid-interfacing inverter can be effectively utilized for power conditioning without affecting its normal operation of real power transfer. …

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Electric vehicle smart charging and vehicle-to-grid operation

A comprehensive system leveraging mobile and RFID technologies. aggregation middleware and an aggregated charge-scheduling algorithm that effectively schedules charging and V2G operations for cost savings and peak load reduction has been presented. Intelligently scheduled charging yields a cost savings of 7% for enterprise commuters and 10% for drivers with variable …

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Renewable Energy Technologies: Simulation and Economic Evaluation (Green Energy and Technology)

This book presents currently available renewable energy technologies (RETs) and explores their possible integration into the economically viable and green residential microgrids of tomorrow. The emphasis is on the importance of RETs in today’s energy-efficient building designs. and on those RET mathematical models suitable for both performance simulation and economic …

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Choice of Pole-Slot Number Combination for PM Generator Direct-Driven by Wind Turbine

Based on comparative study on different pole-slot number combinations and pole-arc coefficients for the 1.5MW directdriven PM wind generator. the following conclusions can be deduced: 1) The pole-slot number combination has significant effect on the positioning torque at no load. Choosing the fractional slot number per pole and per phase …

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A Multilevel Approach for Optimal Participating of Wind Farms at Reactive Power Balancing in Transmission Power System

In this paper. we proposed a multilevel approach for optimal participation in reactive power balancing of wind farms connected to the transmission grid. For this purpose. we defined reactive power capability of a DFIG wind turbine. Afterwards. we proposed a method to find the reactive power capability of a wind …

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