high voltage research papers 2014
Designing and Building High Voltage Power Supplies
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Abstract:High voltage researches and testing is more lively than ever and a lot of activity is expanded on the World in a great number of high voltage laboratories. For present industry production to perform fast advances toward more reliable, longer life, cost-effective power
Destruction of seeds from Sinapsis Alba, var. Emergo with 50 mM Ca2+ and high voltagepulses
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Executive Summary Electroporation is a technique widely used to affect cells in bioengineering for DNA transfection or in biomedicine to destruct tumour cells. In target to affect by a pulsed high voltage electric
Ion tracking in a high-voltage DC photo-gun
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Abstract The photocathode lifetime of GaAs in a high voltage DC gun is limited primarily by ion back bombardment. Ions produced in collisions of the electron beam with residual gas in cathode-anode gap and downstream of the anode are accelerated toward the cathode
Exceptional performance of a high voltage spinel LiNi0. 5Mn1. 5O4 cathode in all one dimensional architectures with an anatase TiO2 anode by electrospinning
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Lithium-ion batteries (LIBs) have revolutionized the eld of energy storage devices and are currently dominating the portable device market in comparison to other rechargeable systems like lead acid, Ni–Cd and Ni–MH. 1–4 LIBs can pack a large amount of energy
Spontaneous Fracture of the Humerus 18 Months after a High Voltage Electrical Injury: A Case Report
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Abstract Electrical burn occurs when a current passes through the body, interfering with the function of internal organs or sometimes burning tissue. Four major mechanisms of electricity-induced injuries are presently known. In this case report, a 29-year-old farmer
Aluminum Pipe Shielded High-Voltage Wiring Harness
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In hybrid electric vehicles (HEVs), which have spread rapidly recently, the hybrid system consists of a high voltage battery, an inverter and a motor connected with a high-voltage wiring harnesses, and has good mileage performance. An under-floor wiring harness is
Comparative Analysis for Low Power and High Speed CMOS Voltage Level Shifter
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Abstract:In this paper, the comparison between several types of CMOS voltage level shifter is made. Here we have used 45nm technology for design the CMOS voltage level shifter which is lower than the existing technology found in literature for voltage level shifter. In
Performance Enhancement of 4.8 V Li1. 2Mn0. 525Ni0. 175Co0. 1O2 Battery Cathode Using Fluorinated Linear Carbonate as a High-Voltage Additive [J. Electrochem
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Journal of The Electrochemical Society, 162 (3) X5-X5 (2015) 0013-4651/2015/162(3)/X5/ 1/$31.00The Electrochemical Society Erratum: Performance Enhancement of 4.8 V Li1.2Mn0.525Ni0.175Co0.1O2 Battery Cathode Using Fluorinated Linear Carbonate as a
Design and Implementation of an Energy Harvesting Wireless High-Voltage Power Line Sensor
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Electric utilities have both urban and remote distribution power lines as key parts of their electrical infrastructure. These lines are monitored for reliable delivery of power to customers. Currently, the monitoring systems are battery powered and must be physically
Investigations and Ageing Studies on Effects of Insulating Barriers in Transformer Oil duringHigh Frequency High Voltage Transients in Inhomogeneous Field
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Abstract: Insulating barriers utilized in complex high voltage insulation systems has been exploited widely by manufacturers of power apparatus. Barriers have found utility in a variety of power apparatus for protection against direct lightning strokes, as an interface at the This study was performed to investigate the effects of high-voltage electrical burns (HEB) on the pulmonary microcirculation in rabbits. Total of 120 rabbits were randomly divided into control and HEB group using a random number table. HEB model was developed with a
The Use of High-Voltage Direct Current for Bulk Power Flows
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Abstract-As the energy requirements of the world increased, the efficiency in bulk transfer of electric power gained importance too. High-voltage alternating current (AC) has been conventionally used for this purpose. However, the advent of power electronics devices
Simulation and Analysis of Faults in High Voltage DC (HVDC) Power Transmission
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AbstractModern civilization depends heavily on the consumption of electrical energy for industrial, commercial, agricultural, domestic and social purposes. However, for the current HVDC system, proper protection devices and logic are not yet as mature as the AC
Compact high voltage electric power transmission
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There is a developing need to provide high voltage electric power transmission that minimizes impact on the environment, agriculture and communities. Overhead transmission lines have been the normal located on designated rights-of-way. Acquiring new right-of
p-Dopable Poly (4-nitro) triphenylamine as Cathode Material with High Discharge Voltage for Lithium Ion Batteries
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Accepted: 12 March 2015/Published: 23 March 2015 p-Dopable poly (4-nitro) triphenylamine was prepared by a chemical oxidative polymerization and grafted an electron-withdrawing nitro group onto triphenylamine chains to enhance the redox
Geomagnetic Storm Impacts on the High-Voltage Power Grid
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Abstract:This paper summarizes the current understanding of geomagnetic storms and their impacts on the power grid. Accomplishments over the past 23 years are reviewed, and the remaining aspects to be resolved are mentioned. The second part of the paper
Design of Thyristor Controlled Series Capacitor for High Voltage Controllability and Flexibility
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Abstract: In this paper a series controller from the Flexible AC Transmission System (FACTS) family called as 'Thyristor Controlled Series Capacitor'(TCSC) is designed using PIC microcontroller. Thyristor controlled series compensator (TCSC), is the first generation of We have developed the high voltage power-supply unit by Cockcroft-Walton circuit for ingenerate high pressure due to underwater shockwave by electrical discharge. This high voltage power supply has the problem of the metal contact switch operation that contact
The transient effectiveness research of ultra-high voltage short tripping fault to large region grid based on hybrid simulation
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Abstract. The paper build the large region grid model of ultra-high voltage in electro- magnetic and electro-mechanical hybrid simulation system, and researched the effectiveness of ultra-high voltage transmission line to large region grid, especially the N-1
High Voltage Pulsed Power Converters for the ESS Linear Accelerator
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Abstract Material science has become an important research area in order to fulfill today's requirements on lighter, cheaper and more sustainable materials. The European spallation source is a research center based on the world's most powerful neutron source, which will
The Investigation of Field Plate Design in 500 V High Voltage NLDMOS
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This paper presents a 500 V high voltage NLDMOS with breakdown voltage (BD) improved by field plate technology. Effect of metal field plate (MFP) and polysilicon field plate (PFP) on breakdown voltage improvement of high voltage NLDMOS is studied. The coeffect of MFP
LOW TEMPERATURE RADIATION TEST OF HIGH VOLTAGE OPTOCOUPLERS FOR SPACE APPLICATIONS
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Previous studies in radiation induced degradation in optocouplers at room temperature indicated that the most affected parameters were CTR and dark current (1, 2). This fact is also applicable to high voltage (HV) optocoupler where the working voltage could go up to
Modelling of HEV Lithium-Ion High Voltage Battery Pack using Dynamic Data
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Abstract: A new approach is proposed for developing a model for High Voltage (HV) Lithium- ion (Li-Ion) battery pack using Hybrid Electrical Vehicle (HEV) drive cycles data. A variety of drive cycle's data have been collected from the test vehicle at various operating conditions
Optical Triggering of High Current (1300 A), High-Voltage (12 kV) 4H-SiC Thyristor
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Extremum Seeking-Based Optimization of High Voltage Converter Modulator Rise-Time.
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Abstract:We digitally implement an extremum seeking (ES) algorithm, which optimizes the rise time of the output voltage of a high voltage converter modulator (HVCM) at the Los Alamos Neutron Science Center by iteratively, simultaneously tuning the first eight A century after its beginning, high-voltage (HV) engineering still remains an empirical field. Experimental investigations are the backbone for the dimensioning of electrical insulations and indispensable for quality assurance by type, routine and commissioning tests as well
Design of High Voltage Low Power Supply Device
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Abstract The objectives of this paper are to investigate and develop a device that will produce high voltage low power supply. Generation of high voltage low power supply can be determined by using Flyback converter as an optimum method which can improve the
High Voltage Level-Shifter Circuit Design for Efficiently High Voltage Transducer Driving
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Abstract:This report describes a level shifter with crowbar current suppression is proposed to achieve simultaneously high switching speed and low power dissipation for high-voltage transducer driving. Unlike prior implementations, the new circuit does not require
Design of a High-Voltage Piezoelectric Converter for Airbag Ignition Modules
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Abstract Due to the requirements for high reliability and accuracy, safety issues for airbag ignition systems need to be studied. In this paper, a high-voltage piezoelectric converter is designed to improve these requirements in airbag ignition systems. The proposed
A High Voltage-lift Efficient Isolated Full Bridge DC-DC Converter
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Abstract: The aim of this study is to propose a high voltage lift isolated full bridge dc-dc converter. The proposed converter consists of an isolation transformer a low turn ratio to obtain high step up voltage gain. The secondary of the transformer connected with two
Computational framework for studying charge transport in high-voltage gas-insulated systems
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Abstract Increasing demands in electric energy stimulates a shift in functional requirements to power distribution networks and pushes equipment manufacturers to develop highly optimized products where high rated parameters (eg, energy, voltages) are combined with
Design and Implementation of a Wireless High Voltage Power Line Sensor
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Abstract The purpose of this project was to design and implement a proof-of-concept Wireless High Voltage Power Line Sensor (WPLS). The motivation for this project originated from a concern with Digital Recording Ammeters (DRA) currently used by Manitoba Hydro.
Application and Improvement of a High Voltage Switchgear Partial Discharge Detecting and Positioning Technology
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Experimental Study of the Underwater Shock Wave on the High-Voltage Electric Discharge by Carbon Fiber
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The shock wave used in this research is generated in the water by a pulse electric discharge of the high voltage [1]. As for it, it is studied a high voltage pulse discharge about a particularly underwater gap discharge and thin wire discharge.
Research on Electromagnetic Energy Absorbed by Human Body in the Vicinity of High-VoltageTransmission Line
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When the building is located near high-voltage transmission lines, the people working or living in the building will absorb a certain amount of electromagnetic field energy. When the limit is exceeded, it will have an impact on human health. We studied people in
High Voltage Transmission Line Electromagnetic Environment Analysis and Research on the Human Body Biological Effect
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Page 1. High Voltage Transmission Line Electromagnetic Environment Analysis and Research on the Human Body Biological Effect Ao Wang1,a, Yuhui Zhu2,b,Rui Guan3,c Ziwei Chen4,d Lianqing Zhao5,e 1Institute of Electrical
Improvement on CDM ESD robustness of high-voltage tolerant nLDMOS SCR devices by using differential doped gate
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Abstract:Early failure has been observed during CDM ESD stress on high-voltage tolerant nLDMOS-SCR devices in a standard low-voltage CMOS technology due to the gate oxide (GOX) degradation. In this work, we propose a special p+/n+ differential doped gate which
Implementation of High Efficiency Interleaved DC–DC Boost Converter with Voltage Doubler Cell and Clamped Circuit
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Abstract: DC-DC boost converters are mostly employed in renewable energy system such as photovoltaic system, fuel cell and so on, because these systems generate low output voltage which is not suitable for grid connected power applications. This paper proposes an
ENHANCEMENT OF NATURAL CONVECTION HEAT TRANSFER BY THE EFFECT OFHIGH VOLTAGE DC ELECTRIC FIELD
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Generated corona discharge between a sharp electrode and a grounded heated surface usually induces an ionic wind, whose momentum can be used for enhancement. The influence of the active-vortex induced by corona discharge is clearly emphasized to have
Bilateral impending macular holes after a high-voltage electrical shock injury and its surgical outcome: a case report
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Abstract Introduction: A macular hole is a rare complication after high-voltage electrical shock injury and only a few cases have been reported to date. To the best of our knowledge, this is the first report of bilateral impending macular holes after high-voltage electrical
X-ray Radiation of the High-Voltage Elements of the Tandem-Accelerator with Vacuum Insulation
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Abstract In Institute of Nuclear Physics SB RAS the epithermal neutron source is entered into operation based on the tandem–accelerator with vacuum isolation. There was evaluated the accelerating installation components of a xray field causing dark current and breakdowns
Quasi optimal feedforward control of a very low frequency high-voltage test system
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Abstract: This paper presents the design of a quasi optimal feedforward controller for a new type of high-voltage test systems. Compared to existing solutions, this test system has the advantage of a compact lightweight construction and is thus particularly suitable for on-
Progress in high voltage SiC and GaN power switching devices
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High Voltage Power Supply Designed for Electronic Beam Welder Based on LC Series Resonance
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A 60kV/6kW high voltage power supply for electronic beam welder (EBW) based on LC series resonance is designed. It adopts pulse frequency modulation (PFM) way to adjust the output voltage, and it has over-current and over-voltage protection. The test proves that
Aortic regurgitation and ascending aortic aneurysm due to high-voltage electric injury
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Abstract Electrical injury is the passage of electrical current through the body. Although it is relatively uncommon, it still carries high risk of morbidity and mortality. In the heart, the most common sequelae after electrical injury are myocardial contusion and arrhythmias. We
DC BUFFERING AND FLOATING CURRENT FOR A HIGH VOLTAGE IMB APPLICATION
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Abstract An interface technique for the latest generation of the Impedance Measurement Box (IMB) has been conceived to enable measurement of impedance spectra for battery modules up to 300V. A 300V capable or higher IMB is an enabling technology for in-situ
Piezoelectric vibration energy harvester as an autonomous power source for various types of sensors, actuators and MEMS devices has been investigated over the last decade. Traditional MEMS-based PZT single beam vibration energy harvester has low voltage
Design and Realization of a High-Voltage Adapter for the Testing of Surge Protective Devices against Intentional Electromagnetic Interferences
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Abstract:We report on the design, realization and experimental test of an adapter for testing of surge protection devices against very fast transients. Keywords intentional
Fatal High Voltage Accidental Electrocution–Two Case Reports
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Abstract Electric accidents cause serious injuries by direct heat exposure or by igniting clothes. The severity varies between simple harmless shocks to death. Many at times the victims are thrown to ground from the electric poles sustaining fatal non electric injuries. In
A New Fault Diagnosis Method for High Voltage Circuit Breakers Based on Wavelet Packet and Radical Basis Function Neural Network
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Abstract: A new method that researching fault diagnosis of high-voltage (HV) circuit breaker (CB) is proposed. The method combines Wavelet Packet (WP) with Radical Basis Function (RBF) Neural Network (NN). Firstly, by applying the theory of WP decomposition and
ANALYSIS OF PROTECTIVE SYSTEM FOR HIGH VOLTAGE LINES USING PROTOCOL IEC 61850
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Abstract:The utility communication protocol IEC61850 standard provides methods of developing best engineering practices for protection, control, testing and monitoring. The intension is to indicate the significance and importance of using multivendor product to be
In this paper, we have investigated different types of losses from wind generated electricity in high voltage AC (HVAC) transmission. Wind power generation is expensive in nature and it is thus necessary to know how much power is lost in the transmission. We have simulated
Performance Improvement of Isolated High Voltage Full Bridge Converter Using Voltage Doubler
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Abstract The performance of an isolated high voltage full bridge converter is improved using a voltage doubler. In a conventional high voltage full bridge converter, the diode of the transformer secondary voltage undergoes a voltage spike due to the leakage inductance
Design and Analysis of 500 kV Extra-High-Voltage AC Transmission Line
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Abstract: From economical point of view, transmission line system is very important in the electricity supply system. The choice of the line voltage is important to do the design of power transmission line. The electrical transfer of energy from one place to another over
Single-stage (AC–DC) Boost Converter for Low-Voltage Energy Harvesting with HighEfficiency
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Abstract: In general two-stage converters are less efficient for low-voltage generators. Bridge rectifiers may increase the ripples at load. In this paper an efficient ac-dc converter is employed for directly conversion of low voltage ac supply to high voltage dc power with
A Design of BJT-based ESD Protection Device combining SCR for High Voltage Power Clamps
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Abstract:This paper presents a novel bipolar junction transistor (BJT) based electrostatic discharge (ESD) protection device. This protection device was designed for 20V power clamps and fabricated by a process with Bipolar-CMOS-DMOS (BCD) 0.18 µm. The
Remote Monitoring of High-Voltage Disconnect Switches in Electrical Distribution Substations
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Abstract:An autonomous, wireless multi-variable smart sensor is presented able to gather, validate, and locally process data on both position alignment and temperature in remotelyoperated high-voltage disconnect switches, as part of an instrumentation system
WP3: specification for fast Prototyping Using AMS High Voltage IC for Electronic For Interface in Heavy Duty 24V Alternator Regulator Applications
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Page 1. WP3: specification for fast Prototyping Using AMS High Voltage IC for Electronic For Interface in Heavy Duty 24V Alternator Regulator Applications European Project AUTOMICS March 2014 I 1 Property of Valeo. Duplication prohibited Confidential March 2014
Origin of voltage decay in high-capacity layered oxide electrodes
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Li2Ru1- yTiyO3 phases with capacities of~ 240 mAh g- 1 exhibit the characteristic voltage decay on cycling. A combination of transmission electron microscopy and X-ray photoelectron spectroscopy studies reveals that the migration of cations between metal
Efficient removal of phenol from aqueous solution by the pulsed high-voltage discharge process in the presence of H2O2
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This study investigates the phenol degradation by pulsed high-voltage discharge (PHVD). The effect of solution pH, temperature, treatment time and initial phenol concentration on phenol degradation were examined. The results showed that the phenol removal efficiency was increased
Analysis of Vibration Isolator's Anti-Seismic Performance in Porcelain SF6 High Voltage Circuit Breaker
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Abstract: Choosing LW15-550Y porcelain high voltage SF6 circuit breaker as the research subject, we designed the lead laminated rubber bearing (LRB) seismic isolation device for LW15-550Y circuit breaker. We finally gets the results that the LRB isolation system
Surface Charge Dynamics on Polymeric Insulating Materials for High Voltage Applications
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Abstract To meet increasing demands in electric energy, it is essential to enhance production of electricity from renewable energy sources (solar, wind and hydro). Such generation sites, however, are usually separated from consumption sites by long
High voltage generators upgrade of Siberia-2 injection system
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Abstract The injection system is one of the important systems of the accelerator facility which determines efficiency and reliability of the light source operation. Spark gap switches, which were used in HV pulse generators, are the critical components requiring high-
Analysis, Simulation of 3-Stage Cockcroft-Walton Voltage Multiplier for High Step-Up Dc-Dc Converter
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ABSTRACT: This paper presents a high step-up dc-dc converter based on the Cockcroft- Walton (CW) voltage multiplier without using step-up transformer. The proposed converter is quite suitable for applying low-input dc voltage, to high output dc voltage dc generation
Shielding Performance of High-Voltage Wiring Harnesses-Comparison between European and Japanese Technologies
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Electric vehicles and hybrid vehicles have a high potential to reduce CO2 emissions. Currently we are developing and producing wiring harnesses to connect high-voltage components that are not used in conventional vehicles. For a highvoltage and large-
Maximizing the Power Efficiency of Integrated High-Voltage Generators
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Abstract:This paper describes how the power efficiency of fully integrated Dickson charge pumps in high-voltage IC technologies can be improved considerably by implementing charge recycling techniques, by replacing the normal PN junction diodes by pulse-driven
Failure Rate Analysis of Power Circuit Breaker in High Voltage Substation
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Abstract:This paper proposes the failure rates of power circuit breakers at the system voltage level of 115kV for control and protective system in power substation. Firstly, the recorded failure data of the existing power circuit breakers in the high voltage substations
Calcium channels are one of the oldest members of the voltage-gated channel family (Anderson and Greenberg 2001) and are ubiquitous among excitable cells. Calcium channels are composed of a specialized structure, a complex protein placed to bridge the intracellular and
A Boost Converter for High Voltage Applications using Three State Switching Cell
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Abstract:This paper presents the modulation of a DC-DC non-isolated boost converter supply as a source to double half bridge inverter. The system is constituted by two active switches, two diodes and two coupled inductors. The literature review presents the
Research of Measurement Circuits for High Voltage Current Transformer Based on Rogowski Coils
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Abstract: The electronic current transformer plays an irreplaceable position in the field of relay protection and current measurement of the power system. Rogowski coils are used as sensor parts, and in order to improve the measurement accuracy and reliability, the
High Voltage Power Converter for Large Wind Turbine
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Abstract The increasing penetration of the wind energy has resulted in newly planned installations of offshore wind turbines. In order to minimize installation, material and transportation costs of the offshore wind power plants, large multi-MW wind turbine
In this paper, an attempt is made to study accurately, the temperature, potential and electrical field distribution for the 11 kV single cap and pin ceramic disc type insulator assembly. The FE coupled field thermo-electrical computer simulation is carried out by
A novel truncated V-groove 4H-SiC MOSFET with high avalanche breakdown voltage and low specific on-resistance
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Introduction 4H-SiC MOSFETs are promising building blocks for low loss and high voltage switching power modules. One of the key challenges for 4H-SiC power MOSFETs is to achieve both low specific on-resistance and high threshold voltage at the same time.
High Voltage Generation by using Cockcroft-Walton Multiplier
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Abstract:In this paper present High Voltage DC generation by using Cockcroft-Walton Multiplier are purpose. This section is providing continues input current, with a low ripple cascading of diode and capacitor. Cockcroft-Walton multiplier provide suitable high DC
Design of accelerated life test of the traction inverter in the High Speed Train (KTX-1) using acceleration effect of the applied voltage
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Abstract. This study intends to design an accelerated life test of the capacitor, a major component of the traction inverter in the KTX propulsion control system. Design of accelerated life tests is carried out according to the sequence of selection of failure
Vibration Signal Analysis of High Voltage Circuit Breakers System Based on Hybrid Model of Power Spectrum Estimation
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Abstract: This paper discusses several methods of power spectrum estimation, respectively using the indirect method and Welch method to estimate power spectrum distribution through the acquisition of vibration signals of circuit breakers, and use the AR hybrid
Electromagnetic Noise Analysis of High-Voltage Wiring Harnesses
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High-voltage wiring harnesses that connect an inverter to a motor in a hybrid car need to be designed to suppress electromagnetic emissions that can interfere with other electric devices nearby when alternating currents flow through the wires. To address this issue,
The Design of a Low Power Consumption High-voltage Side for Current Transducer
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Abstract Traditional current transformer (CT) has more and more problems in the process of development, and a new hybrid current transformer (HOCT) obvious advantages, still need to focus on one of the core problems is the problem of high voltage side processing
Selections of Safety Relay Units for High-Voltage Electromotor While Developing Technogenic Deposits
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Abstract: In world practice electric motor of mining enterprise while developing technogenic deposits are subjected to failure due to winding overheating and rotor seizure. To prevent troubles automatic systems of safety relay units are usually applied with the setting value
Effects of High-concentration contrast material and low-voltage CT on contrast for multiphasic CT of the upper abdomen: comparison using the simulation with
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Objective The purpose of this study was to compare the effects of high-concentration contrast material and low-voltage CT simulated by virtual monochromatic (VM) imaging on
HIGH POWER GENERATION WITH VOLTAGE MULTIPLIER MODULE FOR PHOTOVOLTAIC SYSTEM AND IT'S APPLICATIONS
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Our load was increased day by day. So the power production also increased. We produce power for several ways, most of the generation based on fossil fuels. Normally we consume less amount of power in solar. In this paper tells how to efficiently use as a solar power. It
Analysis of the Propagation of High Frequency Disturbances along Low-Voltage Test Raceway
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Abstract:The propagation of high frequency disturbances along a low-voltage power mockup is assessed through experiments and numerical simulations with MTL models up to
No-Polarity Interruption Technology of Circuit Breakers for High-Voltage Direct Current
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Recently, use of photovoltaic energy, a type of renewable energy, for power generation has been attracting attention as a solution to global environmental and energy issues as well as a way to reduce CO2 emissions and help prevent global warming. Photovoltaic power
Low Voltage and High Oscillation Frequency Gated Ring Oscillator Using Bootstrap Technique
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Page 1. Low Voltage and High oscillation Frequency Gated Ring Oscillator using We can see from Figure 6 that the oscillation frequency of the proposed circuit is higher than that of gated ring oscillator at low power supply voltage, however is lower at high power supply voltage.
A Novel Robust Closed Loop Control of High Voltage Gain DC–DC Converter for DG Applications
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Abstract: To facilitate more extensive adoption of renewable distributed electric generation. The study addressed the technical and analytical challenges that must be addressed to enable high penetration levels of distributed renewable energy technologies. In order to
On-Chip DC-DC Converter with High Ratio Conversion Voltage in 180nm CMOS Technology for Radio Frequency Identification Passive Tags
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In recent years the improvement of wireless communication technology is one of the important and challenging considerations. RFID is a wireless identification system, which transmits data between tag and reader with radio frequency waves [1]. Tag is a radio
DESIGN OF HIGH SPEED LOW VOLTAGE COMPARATOR DESIGN ON 180nm CMOS
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Abstract In this paper, A CMOS comparator with high low power application is presented. The comparator has been designed and simulated in 180nm CMOS technology. It is designed to sense low voltage using Double-Tail Dual-Rail Dynamic switching method.
Wave Phenomena in High-Voltage Windings of Transformers
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Frequency response (FR) measurements of transformer windings are used in industrial practice as a method for determination of their mechanical condition [1]. Such information is important for asset management of distribution companies, because only the complete
NUMERICAL CALCULATION OF INTERNAL INDUCED FIELDS IN HUMANS DUE TO HIGH VOLTAGE TRANSMISSION LINES
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ABSTRACT Interaction of extremely low frequency (ELF) electromagnetic fields (EMF) with human has been a great concern over the previous years for researchers. ELF EMFs emanating from high voltage transmission lines interact with human by inducing electric
A Novel Extended Topology for Cascade Multilevel Voltage Source Converter for High-Power Applications with Interesting Advantages
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Abstract In this paper, a novel topology for cascade multilevel converter is introduced, which has many levels with fewer number of power electronic components. Less number of the switches leads to the reduction of size, losses, simple control strategy and high efficiency.
Analysis Of 3C-Sic Double Implanted MOSFET With Gaussian Profile Doping In The Drift Region For High Breakdown Voltage
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International Journal of Research in Engineering and Science (IJRES) ISSN (Online): 2320-9364, ISSN (Print): 2320-9356 www.ijres.org Volume 2 Issue 1 Jan 2014 PP.36-39 Analysis Of 3C-Sic Double Implanted MOSFET With Gaussian Profile Doping In The
Comprehensive Compensation Method for Harmonics and Negative Sequence Current inHigh-speed Railway under Grid Voltage Distortion.
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Abstract As the grid voltage of the V/v power supply system for high-speed railway is distorted, the detection method for harmonic and negative sequence current is complex, and there are errors in the detection result. A method is proposed in order to solve these
Voltage stability is a major concern in many stressed power systems as shown by a number of recent blackouts caused by voltage instability. In transmission systems the voltage instability problem is likely to become more prominent because of the integration of
Design of High-Performance Pipeline Analog-to-Digital Converters in Low-Voltage Processes
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ABSTRACT: This research presents a high-resolution Pipeline ADC in low-voltage processes. The removal of the Sample-and-Hold circuit greatly reduces the power consumption and area use of the Pipeline ADC. A rail-to-rail input is achievable with the
A High Current Efficiency CMOS LDO Regulator with Low Power Consumption and Small Output Voltage Variation
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Abstract In this paper we present an LDO based on an error amplifier. The designed error amplifier has a gain of 89.93 dB at low frequencies. This amplifier's Bandwidth is 50.8 MHz and its phase margin is 59.2. Also we proposed a BGR. This BGR has a low output
Analysis and Mitigation of the Interference Between High Voltage Power Line and Buried Pipelines
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Abstract:Analysis of electromagnetic interference between high voltage overhead power transmission lines and nearby gas/oil pipeline has been a topic of growing interest for many years. When pipelines are located in shared row with power lines, the pipeline can incur
A High PSRR Voltage Reference for High Efficiency Power Management Circuit of MEMS Energy Harvesters
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Abstract A high power supply rejection ratio (PSRR) bandgap voltage reference (BGR) which is used in the signal processing circuit of energy harvesters is presented in this paper. The PSRR of the BGR is improved by adding a pre-regulating circuit and a low pass filter.
high voltage transmission research papers
High voltage direct current (HVDC) transmission systems technology review paper
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Synopsis Beginning with a brief historical perspective on the development of High Voltage Direct Current (HVDC) transmission systems, this paper presents an overview of the status of HVDC systems in the world today. It then reviews the underlying technology of HVDC
Inspection robot for high-voltage transmission lines
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Abstract. The procedure used for inspection and verification of damages in cables is highly dependent on the experience of a skilled technician who, using binoculars, covers the transmission lines in a helicopter, and is able of visualing points where seems to exist
Monitoring the high-voltage transmission lines based on two-tier wireless networks
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ABSTRACT Wireless networks have become an effective solution for remote surveillance and data gathering without an existing communication infrastructure. The poster presents a system for monitoring the high-voltage transmission lines. This system implemented a
About the mechanism of tonal emission from high voltage transmission lines
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ABSTRACT It has been discussed whether tonal noise emitted from overhead high voltage transmission lines during and after precipitation originates from corona discharges and ion clouds or from oscillating drops acting as acoustical membranes. Here, new insights are
Living near overhead high voltage transmission power lines as a risk factor for childhood acute lymphoblastic leukemia: a case-control study
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Abstract This study aimed to investigate association of living near high voltage power lines with occurrence of childhood acute lymphoblastic leukemia (ALL). Through a case-control study 300 children aged 1-18 years with confirmed ALL were selected from all referral
MHO distance relay of transmission line high voltage using series compensation in Algerian networks
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ABSTRACT This paper deal with an analytical and simulation of the application of distance relay for the protection of line transmission high voltage 220 kV employing series capacitors compensating devices. A detailed modelling of series compensated (SC) is proposed and
System study of long distance low voltage transmission using high temperature superconducting cable
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ABSTRACT High temperature superconductors (HTS) offer a potential opportunity for long distance transmission of electricity at relatively low voltage. An HTS transmission line could be less expensive than high voltage dc transmission (HVDC) because of reduced
Water drops on high voltage transmission lines
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The work presented here is an electrical and optical investigation of the behav- iour of drops on different high voltage conductors showing high framing rate re- cords of their periodic deformation in the electric field. A technique to measure the drop size distributions which allows a
Lightning analysis in a high-voltage transmission environment
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Lightning is a leading cause of outages on power utility transmission and distribution systems and the single largest cause of power outages in many lightning-prone regions in the world. In the United States alone, lightning is estimated to cause more that USD 1
Congestion management in high voltage transmission line using thyristor controlled series capacitors (TCSC)
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Congestion management is one of the technical challenges in power system deregulation. In deregulated electricity market transmission congestion occurs when there is insufficient transmission capacity to simultaneously accommodate all constraints for transmission of a
A Novel and Efficient Fault Location Algorithm for series compensated High Voltage Transmission lines
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ABSTRACT This paper presents a new simple fault location algorithm, based on the measurement of instantaneous 3-phase voltage and current signals, from both ends of the transmission line, to estimate the location of a fault in series compensated transmission
Nonuniform-Transmission-Line Transformers for Fast High-Voltage Transients
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Abstract One technique for raising the voltage in a fast pulse involves the use of a nonuniform-transrnission-line transformer, the electrical length of which is large compared to the pulse risetime. The high-frequency/early-time voltage gain is given by the square root
Impact of urban buildings and high-voltage transmission lines on landscape aesthetics
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Laws that have recently come into force in Italy have introduced important innovations in the field of landscape valuation, greatly extending the interventions for which the impact must be verified and more clearly defining what is intended by landscape valuation. According to
Application and comparison of several artificial neural networks for evaluating the lightning performance of high voltage transmission lines
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ABSTRACT Protecting overhead high voltage transmission lines from lightning strokes is one of the most important tasks to safeguard electric power systems. In order to achieve this effectively, the lightning performance of the lines has to be evaluated accurately. In the
Implementing a GIS methodology for siting high voltage electric transmission lines
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Abstract Standardization of high voltage electric transmission line siting methodologies, by using GIS spatial analysis tools, has great potential in helping predict and defend new optimal route corridors. A standard methodology that incorporates multiple weighted
Lightning performance of high voltage transmission lines protected by surge arresters: a simulation for the Hellenic transmission network
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ABSTRACT Lightning strikes to overhead transmission lines are a usual reason for unscheduled supply interruptions in the modern power systems. In an effort to maintain failure rates in a low level, providing high power quality and avoiding damages and
Genetic diversity of winter wheat (Triticum aestivum L.) growing near a high voltage transmission line
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The objective of this study was to determine the effects of an electromagnetic field on the genetic variability on winter wheat plants cultivated underneath high voltage transmission lines (50 Hz, 6 kV/m). The experiment with winter wheat plants was carried out near Kafr
The Modeling and Simulation Research on High-Voltage Transmission Line Distance Protection Devices
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Abstract In order to carry simple but effective research on high-voltage transmission line distance protection problem in power system, this paper describes the departure and operation modes in the distance protection, build the mode with Simulink tool box in the
Power loss due to Corona on High Voltage Transmission Line
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ABSTRACT The effect of corona on high-voltage transmission lines is one of the causes power loss and this is uneconomical and undesirable. The study of corona and factors responsible for the loss is investigated through sample calculation based on Peek's formula and the
Congestion management in high voltage transmission line using thyristor controlled series capacitors (TCSC)
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Congestion management is one of the technical challenges in power system deregulation. In deregulated electricity market transmission congestion occurs when there is insufficient transmission capacity to simultaneously accommodate all constraints for transmission of a
High Voltage Transmission Line Electromagnetic Environment Analysis and Research on the Human Body Biological Effect
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Page 1. High Voltage Transmission Line Electromagnetic Environment Analysis and Research on the Human Body Biological Effect Ao Wang1,a, Yuhui Zhu2,b,Rui Guan3,c Ziwei Chen4,d Lianqing Zhao5,e 1Institute of Electrical
Research on Electromagnetic Energy Absorbed by Human Body in the Vicinity of High-Voltage Transmission Line
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When the building is located near high-voltage transmission lines, the people working or living in the building will absorb a certain amount of electromagnetic field energy. When the limit is exceeded, it will have an impact on human health. We studied people in
FAULT DIAGNOSIS OF A HIGH VOLTAGE TRANSMISSION LINE USING WAVEFORM MATCHING APPROACH.
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ABSTRACT This paper is based on the problem of accurate fault diagnosis by incorporating a waveform matching technique. Fault isolation and detection of a double circuit high voltage power transmission line is of immense importance from point of view of Energy
The Effects of High Voltage Electric Transmission Lines on Commercial and Industrial Properties
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This paper presents a series of analyses of the effects of high voltage transmission lines on the sales price and value of commercial and industrial properties in Wisconsin. The properties evaluated in this study are located in Madison, Milwaukee and other generally
An Online Monitoring System of Corona Loss of High Voltage Transmission Lines Based on Metalized Membrane Method
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Abstract. An online monitoring system of corona loss of high voltage transmission lines based on metalized membrane method is developed in this paper. The system includes 3 components: the upper computer, the conductor voltage acquisition module and the
The Mechanism of a Snake-Like Robot's Clamping Obstacle Navigation on High Voltage Transmission Lines
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Abstract In this paper, the methods of a snake-like robot climbing on high voltage transmission lines are presented. The three typical locomotion modes of a snake-like robot, that is, rectilinear locomotion with a Z-shaped clamping mechanism, obstacle navigation
Proximity Effects of High Voltage Transmission Lines on Humans
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ABSTRACT Recently new threats to humans are observed from electromagnetic radiation from various sources like mobile phones, transmission lines and many more. For providing continuous and uninterrupted supply of electric power to consumer's maintenance
Compact high voltage electric power transmission
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There is a developing need to provide high voltage electric power transmission that minimizes impact on the environment, agriculture and communities. Overhead transmission lines have been the normal located on designated rights-of-way. Acquiring new right-of
Simulation and Analysis of Faults in High Voltage DC (HVDC) Power Transmission
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AbstractModern civilization depends heavily on the consumption of electrical energy for industrial, commercial, agricultural, domestic and social purposes. However, for the current HVDC system, proper protection devices and logic are not yet as mature as the AC
It is shown how a computer-aided maintenance scheduling system can be used to coordinate maintenance of high-voltage transmission lines and outages of NPP units. The paper describes the stages of processing requests for maintenance of power transmission
Comparison of Induced Voltages in Different Cases Describing the Effect of High Voltage onTransmission Line
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Voltage induced on overhead transmission lines due to lightning phenomena is one of the major reasons for the flash over and outages. The basic insulation levels of the transmission lines are lower; therefore the problems caused by the lightning strokes in the vicinity of the
MHO distance relay of transmission line high voltage using series compensation in Algerian networks
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ABSTRACT This paper deal with an analytical and simulation of the application of distance relay for the protection of line transmission high voltage 220 kV employing series capacitors compensating devices. A detailed modelling of series compensated (SC) is proposed and
750kv Transmission Line parameter and line Efficiency calculation and the performance ofHigh Voltage alternating current Transmission system using MATLAB
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ABSTRACT This paper presents the electrical system for 750kv transmission line and also that have been built throughout the world to operate above 700kv. This paper is provides information of system planning, design and programming of the transmission line. In this
Some Reflections on the High Voltage Direct Current Transmission
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With the development of the national production and the accelerated process of industrialization in recent years, national demand for electricity is tested fast-growing trend. The world's installed power generation capacity increased by 14.2 times and the generating capacity
Optimum Corona Ring Design for High Voltage Compact Transmission Lines Using Gaussian Process Model
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ABSTRACT Electric utilities are exploring new technologies to cope up with the increase in electricity demand and power transfer capabilities of transmission lines. Compact transmission lines and high phase order systems are few of the techniques which
Combined wavelet transforms and support vector machine based fault detection and classification in high voltage transmission lines, Elixir Elec
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ABSTRACT Transmission line protection is an important issue in power system engineering because 85 to 87% of power system faults are occurring in transmission lines. This paper presents a novel technique to detect and classify the different operating conditions in high
An ANN based Relay Design for Identification Faults of 400kv High Voltage AC TransmissionLine
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ABSTRACT This Paper Presents the modelling and identification of faults of a 400KV high voltage AC transmission line by using PSCAD/EMTDC Software and design an ANN Based distance relay in MATLAB NNTOOLBOX. The ANN Based distance relay which can
Coupling Transmission Lines for Wave Shape Adjust in High-Voltage Surge Tests
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ABSTRACT High voltage tests are usually required for evaluating electrical withstand of equipments, like power transformers. These tests are based on standards that suggest values for the parameters of the voltage surge wave shape to be applied. However, for the
NUMERICAL CALCULATION OF INTERNAL INDUCED FIELDS IN HUMANS DUE TO HIGH VOLTAGE TRANSMISSION LINES
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ABSTRACT Interaction of extremely low frequency (ELF) electromagnetic fields (EMF) with human has been a great concern over the previous years for researchers. ELF EMFs emanating from high voltage transmission lines interact with human by inducing electric
High Voltage Direct Current Power Transmission
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An engineering challenge exists in the USA in that its best wind resources are situated in a North-South corridor encompassing the western Rocky Mountains regions, whereas the population and industrial centers are in its central part and on its East Coast. Similarly, the
High-voltage direct current transmission lines
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Historically, it has been very difficult to efficiently transform DC power to a high-voltage, low-current form, whereas with AC this can be done efficiently with a simple transformer. This was the key to the suc- cess of the AC system. However, technology improvements in the last few
The results of an estimate of an algorithm for constructing a mobile instrument for the operational measurement of phase-current strength with an error of 0.2% in high-voltage (greater than 10 kV) circuits without disturbing the couplings in the phase conductors are
Induced amorphization in pyrographite by radiation using high voltage transmission electron microscope
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1Instituto Politécnico Nacional, Sección de Estudios de Posgrado, Escuela Superior de Ingeniera Mecnica y Eléctrica, Av. de las Granjas N° 682, cp. 02250, Col. Santa Catarina, México, DF. 1c, 1d Students of the Institutional Program for the Promotion of the Investigation, PIFI-
A contingent valuation approach to the valuation of high voltage transmission lines
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ABSTRACT This paper is to determine the effect High Voltage Transmission Lines (HVOTLs) have on property values, the perception residents have of the effect on value and whether residents are prepared to pay to have an existing HVOTL removed from their
Short-Circuit Protection Issues in Converter Topologies for High-Voltage DC Transmission
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ABSTRACT The role of power-semiconductor converters in generation and transmission of electric energy becomes more and more important. In addition to well-known thyristor-based grid-commutated high-voltage DC transmission (HVDC), IGBT-based grid-connected
On-Line Wireless PD Monitoring System for Contamination Detection on High VoltageOverhead Transmission Lines Insulators
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SUMMARY In the age of Smart Grid, the use of new monitoring sensors in transmission networks, has become vital from a techno-economical perspective. Contaminatedinsulatorsin polluted areas may lead to flashovers and outages if they are
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