Search Results - "Rajapakse, A.D."

Microgrids research: A review of experimental microgrids and test systems by Lidula, N.W.A., Rajapakse, A.D.

“…A microgrid is particularly a portion of the power distribution system that comprises distributed generation, energy storage and loads. To be capable of…”
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Protection and grounding methods in DC microgrids: Comprehensive review and analysis by Jayamaha, D.K.J.S., Lidula, N.W.A., Rajapakse, A.D.

“…DC microgrids (DCMGs) presents an effective means for the integration of renewable-based distributed generations (DGs) to the utility network. DCMGs have clear…”
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Isolation of Faults in Distribution Networks With Distributed Generators by Perera, N., Rajapakse, A.D., Buchholzer, T.E.

“…This paper presents an agent-based protection scheme for distribution networks with distributed generators. The distribution network is divided into several…”
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An Improved Representation of FACTS Controller Semiconductor Losses in EMTP-Type Programs Using Accurate Loss-Power Injection Into Network Solution by Rajapakse, A.D., Gole, A.M., Jayasinghe, R.P.

“…This paper extends previous approaches that use electromagnetic transient simulation to estimate the switching and conduction losses of insulated-gate bipolar…”
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Transient based faulted conductor selection method for double circuit lines by Wijekoon, J.S., Haleem, M.N., Rajapakse, A.D.

“…A simple and fast method to identify the faulted conductors in a double circuit line with the help of a single circuit transient based fault type classifier is…”
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Wavelet-Multi Resolution Analysis Based ANN Architecture for Fault Detection and Localization in DC Microgrids by Jayamaha, D.K.J.S, Lidula, N.W.A, Rajapakse, A.D

“…DC microgrids present an effective power system solution for increased integration of renewable sources while providing clear benefits, such as high efficiency…”
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Voltage balancing and synchronization of microgrids with highly unbalanced loads by Lidula, N.W.A., Rajapakse, A.D.

“…Microgrids can operate in parallel with the grid or as a power-island. They are thus, expected to perform seamless transition from islanded to parallel…”
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Electromagnetic transients simulation models for accurate representation of switching losses and thermal performance in power electronic systems by Rajapakse, A.D., Gole, A.M., Wilson, P.L.

“…This work presents an electrothermal model of an insulated-gate bipolar transistor (IGBT) switch suitable for the simulation of switching and conduction losses…”
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Online fault location on AC cables in underground transmission systems using sheath currents by Jensen, C.F., Nanayakkara, O.M.K.K., Rajapakse, A.D., Gudmundsdottir, U.S., Bak, C.L.

“…•We provide field measurements of faults on a 38.4km crossbonded cable.•We present two methods for fault location on long crossbonded cables both using sheath…”
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Wavelet Based Artificial Neural Networks for Detection and Classification of DC Microgrid Faults by Jayamaha, D.K.J.S, Lidula, N.W.A, Rajapakse, A.D

“…DC microgrids (DCMGs) are gaining increasing interest due to its inherent advantages and excellent performance. However, a well-designed protection scheme for…”
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Investigation of a fast islanding detection methodology using transient signals by Lidula, N., Perera, N., Rajapakse, A.D.

“…A novel approach for fast detection of power islands in a distribution network using the transient signals generated during the islanding event is…”
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Fast isolation of faults in transmission systems using current transients by Perera, N., Rajapakse, A.D.

“…This paper presents a protection scheme that is capable of very fast isolation of faults in high voltage transmission systems. Proposed scheme comprises set of…”
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Electromagnetic transients simulation models for accurate representation of switching losses and thermal performance in power electronic systems by Rajapakse, A.D, Gole, A.M, Wilson, P.L

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Agent-based protection scheme for distribution networks with distributed generators by Perera, N., Rajapakse, A.D.

“…This paper describes a novel protection scheme for a distribution network with distributed generators. The network is divided into several segments to…”
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Rotor angle stability prediction using post-disturbance voltage trajectory patterns by Rajapakse, A.D., Gomez, F., Nanayakkara, O.M.K.K., Crossley, P.A., Terzija, V.V.

“…A novel method for predicting the rotor angle stability condition of a large power system immediately after a large disturbance is presented. The proposed two…”
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Design and Development of Modular Hybrid DC Breaker Scheme for DC Distribution Systems by Jayamaha, D.K.J.S, Siu, Ken K.M., Ho, Carl N.M., Rajapakse, A.D

“…Protection of DC distribution systems poses a significant challenge due to the absence of reliable and fast protection devices that can cater to the protection…”
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Bus Voltage Signalling Based Coordinated Control of DC Microgrids by Jayamaha, D.K.J.S, Lidula, N.W.A, Rajapakse, A.D.

“…Control, coordination and performance of a DC microgrid under different modes of operation, are investigated in this paper. The DC microgrid under…”
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DC Fault Protection of a Nine-Terminal MMC HVDC Grid by Sneath, J, Rajapakse, A.D

“…An earthed bi-pole nine converter HVDC grid was modelled in PSCAD. A protection system involving hybrid DC breakers at the ends of each line and cable segment…”
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Electromagnetic Transients Simulation for Renewable Energy Integration Studies by Rajapakse, A.D., Muthumuni, D., Perera, N., Strunz, K.

“…Grid interface of renewable energy based distributed generation requires satisfying the interconnection requirements stipulated by the local distribution…”
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A Single Pole to Ground Fault Location Method for HVdc Transmission Lines Based on Coupling Characteristics by Haleem, NM, Rajapakse, AD

“…In this paper, coupling coefficient between conductors is demonstrated as a superior indicator for single pole fault location. A method is proposed to locate…”
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