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Electrical system design

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  • Magnetodynamic problems are present everywhere in electrical systems in general and electrical equipments in particular. Thus, studying magnetodynamic problems becomes very important in the electromagnetic devices and is always topical subjects for researchers and designers in worldwide.

    pdf5p vimelindagates 18-07-2022 2 2   Download

  • This paper presents a method of designing coils and compensation circuits to reduce output power pulsation, optimize transfer efficiency for electric vehicle dynamic wireless charging systems. The transmission lane is modularly designed. Each module has three short-track transmitter coils that are placed closely together along the moving track of the receiver and connected to a single inverter.

    pdf8p vimelindagates 18-07-2022 1 1   Download

  • This paper proposed a novel kinetic energy harvesting model that is installed under the speed bumps to harvest power wasted by vehicles when they pass over the speed bumps. The model consists of three main parts: drivetrainpump-storage system, generator module, and control module.

    pdf12p vianapatricia 22-06-2022 8 1   Download

  • Lecture Human-computer interaction (3rd) - Chapter 5: Interaction design basics. In this chapter we will think about interaction design. Note that we are not just thinking about the design of interactive systems, but about the interaction itself. An office has just got a new electric stapler.

    ppt92p runordie1 10-05-2022 3 1   Download

  • The electricity industry is also a key industry for most economies in the world. One of the important stages in the design and operation of the electricity system is system planning. Along with the restructuring of the electricity industry, the problem posed how to put distributed power sources into electric grid. This paper presents a planning model that takes into account the above mentioned clean power sources.

    pdf9p visherylsandberg 18-05-2022 7 1   Download

  • The paper presents research on the calculation method of designing optimal current control problem sets to improve the quality of inverter systems used in industrial machine control with loads of, three phase AC asynchronous motors. System kinetics to evaluate control methods. The main goal of adopting the optimal control method of the energy flow to the converter and the three phase inverter is to regulate the output current.

    pdf6p andromedashun 16-05-2022 12 1   Download

  • Ebook Introduction to signal processing: Part 2 Provides an applications-oriented introduction to digital signal processing. Orfandis covers all the basic DSP concepts and methods, such as sampling, discrete-time systems, DFT/FFT algorithms, and filter design.

    pdf468p lavender2022 23-04-2022 4 1   Download

  • Lecture Methods of Electric power systems analysis - Lesson 24: Geomagnetic disturbances provide students with knowledge about growing concern to consider what the NERC calls calls high-impact, low-frequency events (HILFs); others call them black sky days; keeping the lights on involves designing and operating the electric grid with a goal of simultaneously increasing two related but ultimately different concepts: reliability and resiliency;...

    pdf44p hanthienngao 15-04-2022 7 1   Download

  • Electric Power Transmission and Distribution has been designed for undergraduate courses in electrical and electronics engineering in Indian universities. Tailored to provide an elementary knowledge of power systems, a foundation in electric circuits and engineering is a prerequisite for starting this course. The organization of the topics and the pace at which they unfold have been planned to enable students to proceed from the basic concepts to the difficult ones with ease.

    pdf1052p plbkhanh 04-01-2022 9 3   Download

  • This paper presents a safety power socket system that can be controlled wirelessly and that has been specifically designed to monitor electrical events. Each socket of the system embeds a microcontroller, 2.4 GHz Wifi chip, relays, and current sensor.

    pdf9p trinhthamhodang1218 18-03-2021 6 1   Download

  • A photovoltaic irrigation pump system was designed. The use of photovoltaic system reduces the load of increasing electric demand on government as it is alternative for conventional energy in agriculture sector. The Solar Photovoltaic (SPV) array converts solar energy directly into electricity as direct current (DC).

    pdf6p gaocaolon9 22-12-2020 6 1   Download

  • Complex industrial systems often contain various uncertainties. Hence sophisticated fuzzy optimization (metaheuristics) techniques have become commonplace; and are currently indispensable for e ective design, maintenance and operations of such systems. Unfortunately, such state-of-the-art techniques suffer several drawbacks when applied to largescale problems.

    pdf18p nguathienthan9 08-12-2020 6 0   Download

  • The generalized electric model of the Hall sensor, which is designed for circuit simulation, is taken into account the features of its design and used for manufacturing materials. The model of the Hall sensor is implemented in the language Verilog-A, has a simple structure and allows to accurately describe its performance characteristics.

    pdf8p viirene2711 01-10-2020 29 0   Download

  • The paper aimed to identify the environmental impact towards the consumption of biogas feeding into fuel cells for electricity generation. The result showed that in this modelling of system boundary, the greenhouse gas emissions were high due to large contributions from the transportation and storage processes. Hopefully, the outcome from this study could help future researchers or stakeholders in making decisions to design fuel cells for electricity generation with minimum environmental impact contribution.

    pdf5p nguyenxuankha_bevandan 13-08-2020 15 0   Download

  • Electromagnetic devices are present everywhere in our daily life. In particular, they extremely play an important role in the fields of the electrical system. Therefore, the modeling and analyzing the electromagetic problems become currently a matter of concern and topicality for researchers and designers of electrical devices. This paper introduces a finite element method to compute accurate distributions of leakage and fringing fluxes with air-gap variations, and eddy current losses of the magnetic circuits, that cannot generally be solved by a direct analytic method.

    pdf7p 12120609 01-06-2020 14 0   Download

  • Using renewable energy sources for providing electricity in remote area is an economical-technical solution and reduces environmental pollution. Tho Chu island, Phu Quoc district, Kien Giang province, is currently supplied by diesel generators, causing environmental pollution and high-power generation costs. This article presents hybrid renewable energy system (HRES) design including diesel generator, photovoltaic system and energy storage system for Tho Chu Island.

    pdf10p 12120609 01-06-2020 14 0   Download

  • Using a Bluetooth connection will reduce the use of cables and speed up the process of activating or deactivating electronic devices because they do not have to get close to reach the switch. With input in the form of voice commands is very easy in controlling electronic devices such as fans and lights. With the adjustment of the fan speed and brightness of the lights with voice commands can save electricity and more easily in its settings.

    pdf9p lucastanguyen 28-05-2020 20 1   Download

  • The power supplied is 800 kVA from State Electricity Company and the total power capacity of the transformer is 1000 kVA and a generator set with a capacity of 1000 kVA. Where the backup power supply system is fully supplied by the generator set.

    pdf7p lucastanguyen 28-05-2020 8 0   Download

  • This paper presents an electric back sprayer based on the attributes required by sprayer users with the Quality Function Deployment (QFD) methodology by optimizing sprayers owned by farmers. In agriculture, the process of crop management and care and pest control is carried out routinely to obtain optimal results. The technical implementation of these efforts is carried out through soil and air media by spraying the plant organs. To keep the pressure and spray results stable, continuous pumping is required. This resulted in certainly more energy needed.

    pdf6p lucastanguyen 28-05-2020 17 1   Download

  • The agriculture sector nowadays in Palestine relies mostly on conventional energy sources and traditional irrigation ways. Considering some factors such as high costs of fossil fuels and providing new electrical network, especially to remote areas and where grid electricity is either inaccessible or expensive to expand, therefore a solar photovoltaic (PV) powered irrigation system can be a practical choice for irrigating.

    pdf7p partimesinhvien 13-05-2020 18 0   Download

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