Power Quality Monitoring Articles

  • Outdoor LED Display

    Why Choose outdoor led display board ?   F Series   AOTO F Series products as the first exterior led display in the world, are with mature production processes and technologies as well as stable performance. The patented mask design brings high contrast and large viewing angle, while the 20-bit processing depth and cutting-edge calibration technology help to ...


    By Aoto Electronics Co., Ltd

  • USB Cable Type C

    USB-C is the emerging standard for charging and transferring data. Right now, it’s included in devices like the newest laptops, phones, and tablets and—given time—it’ll spread to pretty much everything that currently uses the older, larger USB connector. USB type-c, short for type-c, is a universal serial bus (USB) hardware interface specification. The biggest feature of type-c double-sided ...

  • PV Monitoring System

    Overview We can provide professional IoT solutions for customized remote management systems for PV Power Plant/Solar systems. Up to now, many inverter manufacturers and PV enterprises have established cooperation relationship with us, and more than 100000 units of monitoring equipment with solar power plant monitoring system were ...

  • Verify Fault Ride-Through (FRT) Capabilities in Equipment and PV Systems

    Fault Ride-Through (FRT) To ensure critical equipment continues to be up and running despite power quality problems such as voltage dips, companies must make sure that adequate fault ride-through capability is included when the equipment is purchased.  Customers then use the fault right-through or FRT capability curves that manufacturers provide so that they can properly and ...


    By Hioki USA Corporation

  • Hybrid machine intelligence–based improved classifiers for multiple power signal disturbances

    This work presents a new technique for the identification of multiple power quality disturbances in industrial power systems. This new technique is developed based on change detection filter (CDF) and machine intelligence techniques like the local linear radial basis function neural network (LLRBFNN) and decision tree (DT). The proposed change detection filter has been designed in one cycle back ...


    By Inderscience Publishers

  • A high power factor and low crest factor Cuk converter for lighting systems

    This paper deals with the analysis, design and simulation of power factor corrected (PFC), low crest factor (CF) electronic ballast for a compact fluorescent lamp (CFL). The proposed electronic ballast employs a Cuk buck-boost AC-DC converter as a power factor regulator (PFR) operating in discontinuous conduction mode (DCM). In the proposed electronic ballast, a half bridge series resonant ...


    By Inderscience Publishers

  • Multi–objective DG planning for reliability, efficiency, and power quality including voltage rise issue

    The reliability of service is very important for sensitive loads. This is only possible when additional generators such as distributed generators are available on strategic load centres to feed these sensitive loads in case of emergency. This paper presents a method to optimally allocate the distributed generations in terms of site and size to satisfy each objectives of multi–objective ...


    By Inderscience Publishers

  • An improved power quality boost–flyback SSIPP fed BLDC motor drive

    This paper presents a single–stage isolated power factor corrected power supply (SSIPP) fed permanent magnet brushless DC (BLDC) motor drive. An advantage of fast voltage regulation with single voltage control loop of SSIPP is utilised to develop a power factor correction (PFC) based BLDC motor drive. The speed of BLDC motor is controlled by varying the DC link voltage of the voltage source ...


    By Inderscience Publishers

  • My Energy Efficiency - SMZ 133 - Universal Panel Meter

    SMZ 133 - advanced power monitor and datalogger with 512 Mb internal memory, rich selection of programmable inputs and outputs and with advanced communication options. This panel meter is intended for wide area distribution network monitoring as well as for industrial and building energy efficicency applications. It includes precise electric energy meter - active energy class 0.5, reactive in ...


    By KMB Systems, s.r.o.

  • Power estimation and reliability evaluation of municipal waste water and self–excited induction generator–based micro hydropower generation system

    This paper presents power estimation and reliability evaluation of the micro hydro power generation system based on municipal waste water. Self–excited induction generator was used in the developed power plant, situated at IIT (BHU) campus, Varanasi, India. The hydro potential of the waste water flowing through sewage system of the Banaras Hindu University has been determined for annual flow ...


    By Inderscience Publishers

  • Correlation of dielectric model parameters with experimental results based on PDC, RV and loss factor measurements for high voltage capacitors

    To improve the reliability and quality of electric power systems, preventive diagnosis and regular maintenance of high voltage capacitors are required. Dielectric response measurements in both time domain and frequency domain are potential tools for assessing the condition of dielectric of high voltage capacitors. Modern measurements in time domain include polarisation and depolarisation current ...


    By Inderscience Publishers

  • Wavelet feature–based modular neural network for detection and classification of power quality disturbances

    Disturbances such as voltage sag, swell, interruption and harmonics are very typical in a power system. Power quality monitoring should be capable of identifying these disturbances to initiate mitigation action and protect sensitive loads. This paper presents wavelet–neural network–based detection and classification of power quality disturbances. Wavelet transform has the ability to analyse ...


    By Inderscience Publishers

  • ISA develops a complete solution for energy management in hospitals

    ISA has installed an energy management system in the University of Coimbra Hospital (HUC), which gives this health unit capacity to monitor and control its electricity consumption. With this system the hospital can access detailed information about the quality of the power supply which is a crucial aspect for technical management of any health unit of this size and characteristics. ISA- ...

  • Civil Society Groups help make electricity affordable and sustainable

    Worldwide, one out of every five people lacks access to modern electricity. Affordability, quality of service, and social and environmental impacts pose great challenges in providing people with the power they need for lighting, cooking, and other activities. Good governance involving open and inclusive practices is essential to ...

  • A comparative study on the grid integrated wind energy conversion systems (WECS) using different generator models

    A huge number of wind generators are going to be connected with the existing network in the near future. Therefore, it is necessary to analyse various models of wind energy conversion systems (WECS) for the purpose of studying the impacts upon grid. This paper presents comparative study on grid connected WECS having two different wind turbine generator systems (WTGS): model 1 [WTGS having doubly ...


    By Inderscience Publishers

  • UPS basics

    Everything you ever wanted to know about uninterruptible power systems but were afraid to ask. By Chris Loeffler, Product Manager, BladeUPS and Data Center Solutions, Distributed Power Quality, and Ed Spears, Product Manager, Eaton Power Quality Solutions Operation Eaton Corporation Executive summary Budgeting for electricity, securing adequate supplies of it and ...


    By Eaton Corporation

  • Training and continuing education for quality management and conformity assessment staff for nuclear facilities

    Highly qualified staff have always been in strong demand. This also applies to the nuclear industry, especially in its rapid development. Quality assurance as a mechanism to ensure a comprehensive security sector is a priority. Training, retraining and skills development for the management, maintenance and quality assurance for nuclear facilities is a separate system task. The successful delivery ...


    By Inderscience Publishers

  • Energy Management Contract

    1. Introduction Energy management contract (EMC) is a new market-oriented energy saving mechanism. It is not to market a product or a technology, but a financial management method to reduce the energy costs. EMC companies provide the customers with a complete set of energy saving services, including energy auditing, project design & financing, engineering construction, ...

  • Power quality improvements employing multipulse full-wave AC-DC converters

    In this paper, a set of full-wave AC-DC converters are investigated for power quality improvement in AC mains and DC output. A detailed classification of these full-wave AC-DC converter configurations is made in different transformer connections and several new configurations of isolated and non-isolated full-wave AC-DC converters are developed to meet specific application requirements. The ...


    By Inderscience Publishers

  • Implementation of ADALINE on a DSP for real-time measurement of current harmonics

    The objective of this paper is to implement an ADAptive LINear Element (ADALINE) for real-time measurement of harmonics in load current waveform using a digital signal processor (DSP). Harmonics cause many ill effects and reduce power quality. Harmonics are being measured by fast fourier transform (FFT) algorithm executed on a microprocessor or DSP system. The FFT algorithm implemented as per ...


    By Inderscience Publishers

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