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Electric power systems - Transmission

Comparison of Different Control Strategies in GA-Based Optimized UPFC Controller in Electric Power Systems

Comparison of Different Control Strategies in GA-Based Optimized UPFC Controller in Electric Power Systems

... SIMB power system installed with a ...as power flow controller, DC voltage controller and generator terminals voltage controller and parameters of these controllers were tuned by ...only power flow ...

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SPATIO-TEMPORAL PREDICTION OF ELECTRIC POWER SYSTEMS INCLUDING EMERGENT RENEWABLE ENERGY SOURCES JAYME MILANEZI JUNIOR

SPATIO-TEMPORAL PREDICTION OF ELECTRIC POWER SYSTEMS INCLUDING EMERGENT RENEWABLE ENERGY SOURCES JAYME MILANEZI JUNIOR

... electrical power transmission lines can transport over kilometers is fundamentally dependent on its physical parameters, like transformers properties, for ...distribution power lines even into urban ...

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Reactive power management of a wind farm to prevent voltage collapse of an electric power system

Reactive power management of a wind farm to prevent voltage collapse of an electric power system

... the electric power systems during the last years, especially wind energy, many countries have established or are creating a set of specific requirements, grid codes, concerning grid support during ...

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Stochastic Location of FACTS Devices in Electric Power Transmission Networks

Stochastic Location of FACTS Devices in Electric Power Transmission Networks

... active power flow in meshed three phase power networks and may be crucial in resolving congestion ...new transmission infrastructures and improved system operation with increased security and reduced ...

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Representing Battery Energy Storage in Electric Power System Studies

Representing Battery Energy Storage in Electric Power System Studies

... the transmission lines that will make possible to deliver that power to the ...in systems that even without significant time constants in the generation units need to make time-coupled decisions ...

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Finite Element Analysis of Magnetic Field Distribution for 500-kV Power Transmission Systems

Finite Element Analysis of Magnetic Field Distribution for 500-kV Power Transmission Systems

... 500-kV power transmission systems. Potential and electric field analysis resulting from high voltage conductor potentials of a power transmission lines have been increasingly ...

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CRITICAL AGING SEGMENTS OF POWER TRANSMISSION LINE

CRITICAL AGING SEGMENTS OF POWER TRANSMISSION LINE

... The electric transmission system is more complex and dynamic as compared to the other utility ...composite power transmission systems, the amount of power from a line at any ...

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Safe power management system for electric vehicles using fuzzy logic control

Safe power management system for electric vehicles using fuzzy logic control

... In this section the FLC development and its functionality are described. Firstly, the idea of what kind of controller would be applied, was an unknown quantity. In Farias (2014), an experimental test was created to ...

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Energy management strategies for combined heat and electric power micro-grid

Energy management strategies for combined heat and electric power micro-grid

... The increasing energy production from variable renewable energy sources such as wind and solar has resulted in several challenges related to the system relia- bility and efficiency. In order to ensure the supply-demand ...

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Design of an Electric Power Train for an All-Terrain Vehicle

Design of an Electric Power Train for an All-Terrain Vehicle

... Nowadays, ICE are the most commonly motors used in powertrains for land vehicles. Typical characteristics of an ICE are shown in Figure 2.3, which has torque–speed curves far from the ideal performance characteristic ...

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Resonant wireless power transmission based on resonant electrical coupling

Resonant wireless power transmission based on resonant electrical coupling

... wireless power are clearly [62] and ...wireless power is owned by either Samsung, Qualcomm or ...wireless power kits such as [70] and [71] were recently launched in the ...

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High Efficiency Transmission Techniques for Broadband Wireless Systems

High Efficiency Transmission Techniques for Broadband Wireless Systems

... CPM schemes [Aul+81] are constant-envelope modulations that include MSK and GMSK, among others. These modulations can be denoted as OQPSK-type modulations since they can be decomposed as the sum of OQPSK components ...

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Aumento de produtividade nas linhas de produção na General Electric Power Controls Portugal

Aumento de produtividade nas linhas de produção na General Electric Power Controls Portugal

... A GE Energy é um dos fornecedores principais a nível mundial de tecnologia de geração e distribuição de energia, providenciando uma larga escala de soluções para fábricas com a tradicional geração de energia assim como ...

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Digital nonlinear equalization for optical transmission systems

Digital nonlinear equalization for optical transmission systems

... long-haul transmission system have revealed that the computational gain of the simVSNE over the DBP-SSFM can be over 60%, with more that 90% reduction in terms of ...PM-64QAM transmission system, enabling a ...

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Last-Mile Communications Systems for Smart Electric Distribution Grids

Last-Mile Communications Systems for Smart Electric Distribution Grids

... but GPRS was considered in cases where PLC was not feasible due to either technical or economic restrictions. In the backhaul, broadband technologies like ADSL were defined, although GPRS is being pointed out as an ...

278

Optical Current Sensors for High Power Systems: A Review

Optical Current Sensors for High Power Systems: A Review

... Between the optical source and the λ/4-wave plate, the polarized light is injected at 45° into a polarization maintaining fiber (PMF). After crossing the PMF, the λ/4-wave plate which is oriented at 45 ° with respect to ...

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Information Theoretic State Estimation in Power Systems

Information Theoretic State Estimation in Power Systems

... In power system state estimation, one of recently most investigated issues is the implementation of a rapidly growing number of PMUs, which supply, with high frequency, time-stamped voltage or current angle and ...

252

Definition of maintenance policies in power systems

Definition of maintenance policies in power systems

... Maintenance practices are an essential step of the planning, construction and operation of a power system. Looking at the maintenance policies that, currently, are presented by the companies, it´s possible to say ...

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A proposal for R&D project portfolio management in the electric power sector

A proposal for R&D project portfolio management in the electric power sector

... The general objective of this work was to develop a proposal using the main PPM components to optimize the project portfolio, regarding ordinal risk, strategy alignment for each pro[r] ...

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