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Single-sensor-based three-phase permanent-magnet synchronous motor drive system with luenberger observers for motor line current reconstruction
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Institute of Electrical and Electronics Engineers Inc.
, 2014 , Article)
This paper presents an algorithm that enables single-sensor operation of vector-controlled three-phase permanent-magnet-synchronous-motor voltage source inverter (VSI)-based drive systems. The closed-loop operation is ...
Calculation of derating factors based on steady-state unbalanced multiphase induction machine model under open phase(s) and optimal winding currents
(
Elsevier
, 2014 , Article)
Multiphase machines have become a promising candidate in high-power applications as they offer many advantages over their three-phase counterparts. The main salient feature is the high fault tolerance capability. During ...
Low space harmonics cancelation in double-layer fractional slot winding using dual multiphase winding
(
Institute of Electrical and Electronics Engineers Inc.
, 2015 , Article)
One of the main drawbacks of nonoverlapped coils in fractional slot concentrated winding permanent magnet (PM) machines are the high eddy current losses in both rotor core and permanent magnets induced by the asynchronous ...
Bidirectional buck-boost inverter-based HVDC transmission system with AC-side contribution blocking capability during DC-side faults
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Institute of Electrical and Electronics Engineers Inc.
, 2014 , Article)
Offshore wind energy is now seen as a key contributor for the future renewable energy mix. HVDC technology is among the chief technologies enabling widespread use of offshore wind. Thanks to their numerous advantages, ...
High-performance adaptive Perturb and observe MPPT technique for photovoltaic-based microgrids
(
IEEE
, 2011 , Article)
Solar photovoltaic (PV) energy has witnessed double-digit growth in the past decade. The penetration of PV systems as distributed generators in low-voltage grids has also seen significant attention. In addition, the need ...
Multiple-module high-gain high-voltage DCDC transformers for offshore wind energy systems
(
IEEE
, 2011 , Article)
Renewable energy sources, such as offshore wind farms, require high voltage gains in order to interface with power transmission networks. These conversions are normally made using bulky, complex, and costly transformers ...
Effect of current harmonic injection on constant rotor volume multiphase induction machine stators: A comparative study
(
IEEE
, 2012 , Article)
Although torque enhancement in multiphase induction machines using harmonic current injection has been addressed in the literature, a detailed assessment of the effect of this enhancement on the design parameters of ...
Investigation of inter feeder power flow regulator: Load sharing mode
(2010 , Article)
The Inter feeder Power Flow Regulator (IFPFR) proposed in this paper consists of several voltage source inverters with common dc bus; each inverter is connected in series with one of different independent distribution ...
Ride-through capability of grid-connected brushless cascade DFIG wind turbines in faulty grid conditions-A comparative study
(
IEEE
, 2013 , Article)
Doubly-fed induction generator (DFIG)-based wind turbines (WTs) are reported to suffer reliability problems due to the presence of slip-rings, brushes, and the gearbox. These disadvantages encouraged several research groups ...
Optimum power transmission-based droop control design for multi-terminal HVDC of offshore wind farms
(
IEEE
, 2013 , Article)
Power generation through wind is expected to play a major role in the world's future energy portfolio. Nevertheless, wind power integration remains a challenging research area due to the special characteristics of wind ...