Showing 1–15 of 28 results

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This paper proposes an optimised design approach for Multi-Modular (M-M), single-phase UPS inverters system. The Voltage Source Inverters (VSIs) have low output impedance for good ...

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This paper presents a Robotics laboratory conceived for the Electrical Engineering students. The laboratory work comprises two stages - a preliminary one, in which they apply ...

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Power engineering is facing major changes - some of them are captured by the smart grids newly adopted paradigm, while others are perceived as external impact of technological ...

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A solution to improve the lower overall photo-voltaic panel efficiency is to provide it with a forced cooling system. In this way a hybrid conversion device is derived and ...

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The paper presents a PWM control system of a sinusoidal voltage as output of a single-phase inverter with resistive load and LC low-pass filter. First the PWM control for a ...

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The strategic infrastructure, electrical grid, railroad, water and natural gas delivery grids are nowadays the target of choice for either terrorist or stealing activities. ...

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The temperature, radiation and other ambient environmental conditions are influencing the operation of solar cells. The shadowing phenomenon on solar cells causes the decrease of ...

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The paper presents the efficiency assessment of a grid connected PV power plant. An analysis was achieved following the testing of an urban photovoltaic power plant that supplies ...

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Frequency and magnitude evaluation are two of the main signal analysis tasks in the electrical power systems. This paper presents a simple and robust algorithm which enables an ...

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In this paper is presented the current situation of the photovoltaic power plants in Romania. Also, is analyzed the impact of two photovoltaic (PV) power plants, which are ...

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The paper presents a complex process used for obtaining ZnO nanostructures for antireflective coatings. The process is suitable to silicone solar cells and can be used in order to ...

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This paper presents an analog electronic circuit which traces the current-voltage (I-V) and power-voltage (P-V) characteristics of photovoltaic (PV) devices, using an appropriate ...

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In order to reduce energy cost, the use of renewable energy sources have been attracted worldwide. Therefore, wind energy conversion systems (WECS) have gained importance among ...

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In a competitive economical environment, the problem of optimizing the manufacturing of an electrical equipment production system becomes stringent. It is well known that ...

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This paper is focused on the possibilities of implementing an auto-adaptive control, without a phase-locked loop circuit, for the operating frequency in an induction heating ...

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