Search Results - "Madawala, U K"

The concept of a smart wind turbine system by Sharma, R.N., Madawala, U.K.

“…A smart wind turbine concept with variable length blades and an innovative hybrid mechanical–electrical power conversion system was analyzed. The variable…”
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The Effect of DC Bias Conditions on Ferrite Core Losses by Baguley, C.A., Carsten, B., Madawala, U.K.

“…In switched-mode power supplies - the predominant type of power converter in contemporary electronic equipment - ferrite magnetic components under dc bias…”
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A New Technique for Measuring Ferrite Core Loss Under DC Bias Conditions by Baguley, C.A., Madawala, U.K., Carsten, B.

“…It is well known that the measurement of ferrite core losses is difficult, particularly under low power factor conditions for which the excitation VA drawn is…”
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Unusual Effects Measured Under DC Bias Conditions on MnZn Ferrite Material by Baguley, C.A., Madawala, U.K., Carsten, B.

“…Switch mode power supplies are the predominant form through which power conversion is currently implemented in electronic equipment. Within such power…”
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A Dynamic Multivariable State-Space Model for Bidirectional Inductive Power Transfer Systems by Swain, A. K., Neath, M. J., Madawala, U. K., Thrimawithana, D. J.

“…Bidirectional inductive power transfer (IPT) systems facilitate contactless power transfer between two sides, which are separated by an air gap, through weak…”
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The Impact of Vibration Due to Magnetostriction on the Core Losses of Ferrite Toroidals Under DC Bias by Baguley, C. A., Madawala, U. K., Carsten, B.

“…The ferrite cores of transformers and inductors are commonly excited under dc bias conditions in power electronic circuitry. Results have previously been…”
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The Influence of Remanence on Magnetostrictive Vibration and Hysteresis in Mn-Zn Ferrite Cores by Baguley, C. A., Madawala, U. K., Carsten, B.

“…Previously, experimental results have been presented showing that Mn-Zn ferrite core losses rise significantly with dc bias levels due to an increase in…”
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The Impact of Magnetomechanical Effects on Ferrite B-H Loop Shapes by Baguley, C. A., Madawala, U. K., Carsten, B., Nymand, M.

“…Under high dc bias conditions, experimental observations show B-H loops can exhibit a figure-eight shape, as energy is returned from the magnetic core back to…”
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Magnetic modeling of a high-power three phase bi-directional IPT system by Thrimawithana, D. J., Madawala, U. K., Francis, A., Neath, M.

“…The demand for high power and bi-directional Inductive Power Transfer (IPT) systems is on the rise due mainly to applications such as electric vehicles (EVs)…”
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A direct integration scheme for battery-supercapacitor hybrid energy storage systems with the use of grid side inverter by Jayasinghe, S D G, Vilathgamuwa, D M, Madawala, U K

“…Battery-supercapacitor hybrid energy storage systems are becoming popular in the renewable energy sector due to their improved power and energy performances…”
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A Bidirectional Inductive Power Interface for Electric Vehicles in V2G Systems by Madawala, U. K., Thrimawithana, D. J.

“…Demand for supplying contactless or wireless power for various applications, ranging from low-power biomedical implants to high-power battery charging systems,…”
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New Modelling and Control Techniques for Wireless Power Transfer (WPT) Systems by Dong, W., Baguley, C. A., Madawala, U. K.

“…The operating conditions of WPT systems commonly result in coil misalignment and, thus reduce mutual inductance (M), between transmitting and receiving coils…”
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Dual inverter based battery energy storage system for grid connected photovoltaic systems by Jayasinghe, S D G, Vilathgamuwa, D M, Madawala, U K

“…This paper explores a new breed of energy storage system interfacing for grid connected photovoltaic (PV) systems. The proposed system uses the popular dual…”
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A Generalized Steady-State Model for Bidirectional IPT Systems by Thrimawithana, D. J., Madawala, U. K.

“…Bidirectional inductive power transfer (BD-IPT) systems are high-order resonant circuits, which are complex in nature and sensitive to variations in system…”
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Connecting two wind turbine generators to the grid using only one three level NPC inverter by Jayasinghe, S D G, Vilathgamuwa, D M, Madawala, U K

“…This paper explores the possibility of connecting two Wind Turbine Generators (WTG) to the grid using a single three level inverter. In the proposed system the…”
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A Power-Frequency Controller for Bidirectional Inductive Power Transfer Systems by Madawala, U. K., Neath, M., Thrimawithana, D. J.

“…Inductive power transfer (IPT) technology is a well-recognized technique for supplying power to a wide range of applications with no physical contacts. With…”
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A Synchronization Technique for Bidirectional IPT Systems by Thrimawithana, Duleepa J., Madawala, U. K., Neath, M.

“…Bidirectional inductive power transfer (IPT) systems are attractive for applications such as electric vehicles and vehicle-to-grid systems which preferably…”
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Magnetic field analysis of an ironless brushless DC machine by Madawala, U.K., Boys, J.T.

“…This paper presents an analytical solution for the magnetic field inside an unconventional ironless brushless (ILBL) dc motor design. We discuss the unique…”
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Contactless power transfer with two-way communication by Madawala, U.K., Stichbury, J., Walker, S.

“…This paper presents a novel technique that can transfer power with two-way communication over a gap with no physical contacts. The proposed technique uses two…”
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A Comparison of Model Predictive Control Schemes for MV Induction Motor Drives by Scoltock, J., Geyer, T., Madawala, U. K.

“…In medium-voltage (MV) drives, the switching frequency is limited to a few hundred Hz, for which high-performance control and modulation schemes are necessary…”
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