high voltage research papers 2015 IEEE PAPER
LONG DISTANCE HIGH VOLTAGE DC TRANSMISSION WITH MULTILEVEL VOLTAGE SOURCE CONVERTER STATIONS
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ABSTRACT This project can be employing multilevel converter (MLC) concept in the rectifier and inverter stations of new HVDC transmission system we can increase the quality of power conversion in these stations thereby eliminating the need of high filters in these
The Influence of Solvents and Salts on the Properties of High-Voltage Cathode Materials
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Lithium-ion batteries play an increasingly important role in the battery industry and they have become the dominant source of energy in the recent years, especially for portable electronic devices due to their high gravimetric energy density. This article examines the influence of
Performance Enhancement of 4.8 V Li1. 2Mn0. 525Ni0. 175Co0. 1O2 Battery Cathode Using Fluorinated Linear Carbonate as a High-Voltage
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Performance Enhancement of 4.8 V Li1.2Mn0.525Ni0.175Co0.1O2 Battery Cathode Using Fluorinated Linear Carbonate as a
High Efficiency High-Step-up Single-ended DC–DC Converter with Small Output Voltage Ripple
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Abstract Renewable energy resources such as wind and photovoltaic power generation systems demand a high step-up DC–DC converters to convert the low voltage to commercial grid voltage. However, the high step-up converter using a transformer has limitations of
Dielectric Loss Factor Measurement of High Voltage Capacitive Apparatus Based on Harmonic Analysis Method
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Abstract Dielectric loss factor measurement is an important index in accessing the insulation performance of power equipment. With the development of the condition-based maintenance and smart grid, more attention has been paid to online diagnostic
Electrochemical Processes During High-Voltage Electric Pulses and their Importance in Food Processing Technology
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Treatment by strong (up to 300kV cm 1) pulsed electric fields (PEF) is an effective method for the modification of cell membrane permeability with an increasing number of applications in biology, oncology, genetics, immunology and biotechnology
Harmonic Analysis Study for High-voltage Distribution Equipment on Power Factor
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Abstract. Dielectric loss factor measurement is an important index in accessing the insulation performance of power equipment. With the development of the condition-based maintenance and smart grid, more attention has been paid to online diagnostic
Adjustable, High Voltage Pulse Generator with Isolated Output for Plasma Processing
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Eagle Harbor Technologies (EHT), Inc. has developed a high voltage pulse generator with isolated output for etch, sputtering, and ion implantation applications within the materials science and semiconductor processing communities. The output parameters are
Fuel Cell System using High Step-up converter with Voltage Multiplier Module
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ABSTRACT A novel high step-up converter is proposed for a front end Solar PV System using Fuel cell. Since a voltagemultiplier unit with an interleaved converter with higher step up characteristics asymmetrically finds a large stepup gain without operating at an critical
Fault characteristics and control strategies of multiterminal high voltage direct current transmission based on modular multilevel converter
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The modular multilevel converter (MMC) is an emerging voltage source converter topology suitable for multiterminal high voltage direct current transmission based on modular multilevel converter (MMC-MTDC). This paper presents fault characteristics of MMC-
Atrial fibrillation associated with high voltage electric shock in a young healthy female: a case report
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ABSTRACT Atrial fibrillation is amongst the various arrhythmias resulting after electrical injury but its incidence has been reported to be extremely rare. Here we are reporting a case of 35 years old lady presenting to our Emergency department with atrial fibrillation with
Effect of Temperature and Humidity on Surface Discharge Activities under High VoltageUnipolar Pulses
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Abstract:This paper presents the experimental results of surface discharge measurements in a point-plane electrode geometry having a 250 µm air gap and a KaptonHN film barrier on the ground plane electrode. The test cell was placed in an environmental chamber
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
Increased Risk of Childhood Acute Lymphoblastic Leukemia (ALL) by Prenatal and Postnatal Exposure to High Voltage Power Lines: A Case Control Study in
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Abstract Childhood acute lymphoblastic leukemia (ALL) is one of the most common hematologic malignancies, accounting for one fourth of all childhood cancer cases. Exposure to environmental factors around the time of conception or pregnancy can
Interfacial Control for Enhanced Cycling Performance of Li-Ion Battery with Silicon-Based Anode and High-Voltage Layered Oxide Cathode
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Advanced portable electronics, electric vehicles and energy storage systems need more than doubled energy density lithium-ion battery than current one consisting of graphite anode and LiCoO2 cathode. High-capacity silicon-based anode materials and high-
AN EFFICIENT HIGH VOLTAGE INTEGRATED CLASS-B AMPLIFIER FOR ULTRA-SOUND TRANSDUCERS
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ABSTRACT An electronic amplifier, amplifier, or (informally) amp is an electronic device that increases the power of a signal. It does this by taking energy from a power supply and controlling the output to match the input signal shape but with a larger amplitude. Amplifier
A 3 W High-Voltage Single-Chip Green Light-Emitting Diode with Multiple-Cells Network
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A parallel and series network structure was introduced into the design of the high-voltage single-chip (HV-SC) light-emitting diode to inhibit the effect of current crowding and to improve the yield. Using such a design, a 6.6× 5 mm 2 large area LED chip of 24 parallel
The progress of funnelling gun high voltage condition and beam test
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Abstract A prototype of a high average current polarized electron funneling gun as an eRHIC injector has been built at BNL. The gun was assembled and tested at Stangenes Incorporated. Two beams were generated from two GaAs photocathodes and combined
Tracking/Erosion Resistance Analysis of Nano-Al (OH)(3) Filled Silicone Rubber Insulating Materials for High Voltage DC Applications
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Abstract HVDC technology has become popular as an economic mode of bulk power transmission over very long distances. Polymeric insulators in HVDC power transmission lines are affected by surface tracking and erosion problems due to contamination deposit,
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
Cardiac thrombus developing after an accidental high-voltage electric shock in a child.
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Electric shock is a condition that may affect various organ systems and potentially cause death. Cardiac findings vary from asymptomatic mild injury to fatal myocardial involvement. Herein we present a five-year-old boy with a cardiac thrombus developing after an
Review on Operation Fault of High-voltage Power Transmission Lines and Effective Prevention Countermeasures
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Abstract In the power system, transmission line as a guarantee for effective power supply, takes charge of the transmission from output power of substation to the consumers. The present study mainly focuses on the fault of transmission line resulted from external
INDUCED CURRENT CALCULATION IN EMBRYO DUE TO HIGH VOLTAGE TRANSMISSION LINE
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Abstract: This paper investigates the induced electric field and current in the embryo body when exposed to an incident extremely low frequency electromagnetic field. The one of the sources that produces this kind of electromagnetic fields is high-voltage (HV) overhead
Realization of Fast Fourier AC Sampling Algorithm Applied to Mine High Voltage Grid Parameter Detection
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Abstract In the mine protection of high voltage power grid, quick and accurate detection of network parameters and power quality parameters is significant for the reliability, security and continuity of the power supply system. Fast AC sampling algorithm with low
High Voltage Insulation Properties of HFO1234ze
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ABSTRACT Recently it was shown that it is possible to predict the breakdown voltages of arbitrary electrode configurations under standard voltage applications for electron attaching gases with a stepped leader model originally proposed for SF6. In this contribution this
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
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
RD in TALOS High Voltage Test Station: A Distributed Approach on Insulator Monitoring Systems
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Abstract In this paper, the RD activities in TALOS High Voltage Test Station, and especially the distributed approach followed for insulator monitoring, are presented. TALOS is a High Voltage Test Station constructed by PPC/HEDNO in Iraklion, Crete. The isolated power
High Voltage GaN-on-Si Field-Effect Transistors for Switching Applications
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The power device figurer of merit is described as VBR 2/Ron. Thus, the most important requirements for power device are high breakdown voltage (VBR) and low on-resistance (Ron). Silicon is the most commonly used semiconductor material for almost all devices.
Modification of DC Flashover Voltage at High Altitude on the Basis of Molecular Gas Dynamics
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Abstract The effect of altitude on thermal conduction, surface temperature, and thermal radiation of partial arc was investigated on the basis of molecular gas dynamics to facilitate a deep understanding of the pollution surface discharge mechanism. The DC flashover
Nanostructured epoxy/POSS composites: enhanced materials for high voltage insulation applications
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ABSTRACT In this study, the dielectric and thermal properties of nanostructured epoxy/POSS (Polyhedral Oligomeric Silsesquioxanes) composites were investigated, using a reactive Triglycidylisobutyl-POSS (TGIB-POSS) additive from 1 up to 10 wt%. POSS has
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.
POLYMER NANOCOMPOSITES FOR HIGH VOLTAGE OUTDOOR INSULATION APPLICATIONS
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Abstract. Since last few decades, polymer based outdoor insulation materials are being increasingly used in the power industry. Polymeric insulation materials present attractive advantages such as light weight, resistance to vandalism and best performance under
A novel autonomous monitoring system for distributed leakage current measurements on outdoor high voltage insulators
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Abstract The reliable operation of power networks is strongly related to the performance of high voltage insulators. Local weather conditions, environmental pollution, insulator material and high voltage level mainly affect the operation of the installed insulators in high voltage
Subsea High Voltage Direct Current Connectors for Environmentally Safe and Reliable Powering of UDW Subsea Processing
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ABSTRACT This document presents the results of the Technical Gap Analysis for subsea DC cable connectors performed in RPSEA project 12121-6302-01. DC connectors are critical components in subsea DC electrical transmission and distribution systems, which
Overstress-Free 4× VDD Switch in a Generic Logic Process Supporting High and LowVoltage Modes
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Abstract:A four-times-VDD switch that supports high and low voltage mode operations is demonstrated in a generic 65 nm logic process. The proposed switch shows the robust operation for supply voltages ranging from VDD to 4× VDD. A cascaded voltage switch
Pulsed high voltage measurements with compact coaxial capacitive sensors
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Abstract: This note describes the development of two extremely simple and compact coaxial capacitive sensors that have been developed for the non-intrusive measurement of pulsed high voltage in dual resonant waterline driven pulsed electron beam accelerator AMBICA-
Power Exchange by Using Micro-grid Inverter with High-Voltage Gain for Photovoltaic Applications
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Abstract:In this paper, power exchange in a clean energy system using multi-stage converter based on combination of novel dc/dc converter and the nine-switch inverter is presented. Power exchange between grid and renewable energies is one advantage of
Reduction of Heavy Metals in Tannery Waste Water using High Voltage Discharge
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ABSTRACT Nowadays wastewater is the threat to the environment. There are many source of wastewater. Among them tannery industry is an important source. Various types of chemicals used in tannery industry are liable for the water pollution that makes the river
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
Evaluation of the effectiveness of neurofeedback in the reduction of Posttraumatic stress disorder (PTSD) in a patient following high-voltage electric shock with
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Abstract Background. The aim of our research was an evaluation of the effectiveness of neurofeedback in reducing the symptoms of Post-trauma stress disorder (PTSD), which had developed as a result of a high-voltage electric burn to the head. Quantitative EEG (QEEG
High Voltage Coil Current Sensor for DC-DC Converters Employing DDCC
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Current sensor is an integral part of every switching converter. It is used for over-current protection, regulation and in case of multiphase converters for balancing. A new high voltage current sensor for coil-based current sensing in DC-DC converters is presented.
Study on Selective Leakage Protection System of Mine High Voltage Grid Based on Harmonic Phase Comparison
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Abstract: As for the wide application of arc suppression coil to the grounding in neutral point of mine high voltage grid, grid leakage fault rules and harmonic characteristics of the neutral point grounding system through arc suppression coil are analyzed, the selective leakage
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
Laboratory Exercise Instructions for Miniproject in High Voltage Engineering
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The High Voltage engineering laboratory exercises will be held after the lectures in order to apply the theoretical concepts given during the lecture. There is one mandatory demonstration of HV laboratory safety. The students should read the safety rules prior to
Numerical Computation of the Electromagnetic Field inside a High Voltage Substation.
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Abstract-This paper presents a numerical implementation for the calculation of electromagnetic fields in high voltage substations. A study is conducted on the 110 kV high voltage substation Cluj-South. Reduced computing time, resources and the basic Theta and theta/gamma network rhythms are generated intrinsically and endogenously in a complete rat hippocampal preparation in vitro (Goutagny et al. 2009; Jackson et al. 2011) and can be induced in in vitro hippocampal slice preparations through pharmacological
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
Power System Analysis of J3 CubeSat and RATEX-J High Voltage Power Supply Calibration
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Abstract CubeSats have become increasingly popular among universities for both their educational and technology demonstrative aspect. This attention caused the market to grow which allowed faster development and new mission possibilities for these small satellites.
Electrical treeing in high voltage insulations: a review on nanocomposite insulating materials and their processing techniques
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Electrical tree is a pre-breakdown phenomenon that occurs in polymeric insulating materials used in high voltage insulation system [1]. Electrical treeing initiates due to imperfections in the insulations such as impurities, voids, defects, or conducting projections due to
Application of High-Voltage Dead-Tank Circuit Breakers for Short-Line Fault Interruption Without Additional Capacitance
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ABSTRACT Line-to-ground capacitors are used to alter the transient recovery voltage on one or both sides of the circuit breaker in order to allow a circuit breaker to successfully interrupt a fault current. They are used for standard or special applications to modify the
BEHAVIOUR OF BACKFILL MATERIALS FOR ELECTRICAL GROUNDING SYSTEMS UNDERHIGH VOLTAGE CONDITIONS
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Abstract Backfill materials like Bentonite and cement are effective in lowering grounding resistance of electrodes for a considerable period. During lightning, switching impulses and earth fault occurrences in medium and high voltage networks, the grounding system
Calculation of surface leakage currents on high voltage insulators by ant colony algorithm-supported FEM
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Abstract: The weakness of the outer insulation at high voltages is the reduction of the surface resistance as a result of the environmental pollution yielding formation of flashover due to the surface leakage currents. In this study, it was shown how to calculate the surface
Low-voltage Waveguide Ge APD based High Sensitivity 10Gb/s Si Photonic Receiver
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Abstract We demonstrate low-voltage Ge waveguide avalanche photodetectors (APDs) with gainbandwidth product over 100GHz. A 5.8 dB avalanche sensitivity improvement (1× 10-12
A Fractal Ultra-High-Speed Oscillator/Distributor Network with Structural Robustness toVoltage and Temperature Gradients
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Abstract A study of a fractal structure of a clock generator and distributor is performed with possible use in today's ultra-high-speed, GHz range or higher, integrated circuit design and other future digital system applications. A fractal cell is composed of a simple ring
High Power Factor in Three-phase Voltage Source Pulse-Width Modula-tion Rectifier Based on Direct Power Control
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Abstract: The convertional pulse-width modulation rectifier has the low power factor and more sensors to detect the voltage and current of alternating current side. The traditional direct power control method possesses the defect of unfixed switching frequency. A new
Towards low-voltage organic thin film transistors (OTFTs) with solution-processed high- i k/i dielectric and interface engineering
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AIMS Materials Science, 2(4), 510-529. DOI: 10.3934/matersci.2015.4.510 Received date 16 May 2015, Accepted date 03 November 2015, Published date 24 November 2015Towards low-voltage organic thin film transistors (OTFTs) withYaorong Su 1, *, Weiguang Xie 2
Transient Over-Voltage Mitigation and its Prevention in Secondary Distribution Networks withHigh PV-to-Load Ratio
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1. Abstract Recent report of utility providers have shown that under certain conditions the integration of renewable energy sources might cause damaging transient over-voltages (TOVs) in the power grid. TOVs are short, rapid rises in voltage along the electric lines of
LLC based HPQC with Optimal DC Voltage Design for High-Speed Traction Power Systems
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Abstract: The economic development of any country depends on the utilization of energy resources. The world's most widely used energy resources being electric energy.. Energy being consumed in different forms needs converters and they become very efficient with
Development of Thin Heterojunction Solar Cells with High Open Circuit Voltage
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ABSTRACT The aim of this thesis research is the development of thin silicon heterojunction solar cells with high open circuit voltage (VOC). Heterojunction solar cells are higher in efficiency than diffused junction c-Si solar cells, and they are less vulnerable to light
Characterising Resistance to Electrical Treeing in New XLPE-Based Materials for High-Voltage Cables
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Introduction here is a rapid development world wide of the electric power networks which together with a wish for a more reliable power generation and distribution emphasizes the need for novel ideas. Today the public opinion is demanding a more environmentally
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
Design and Development of the Software Solution for Analysis and Acquisition of the High Voltage Circuit Breakers Dynamic Resistance Measurement results
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Abstract-This paper presents design and development process of software solution for the control, acquisition and analysis of the dynamic resistance measurement results for high voltage circuit breaker analyzer devices. Five years' experience in algorithms and
Simulation of DC-DC Converter with High Voltage Ratio for Micro Grid Application
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Abstract: This project proposes a transformer less DC–DC converter, which features a large voltage ratio, for mediumvoltage dc (MVDC) applications. The proposed converter combines a boost converter with a series-parallel resonant converter which enables soft switching of
Characterization of occupational EMF exposure in hydroelectric power plants and high voltage substations.
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Abstract: European legislation for the protection of workers from exposure to EMF was completed in June 2013 with the Directive 2013/35/U, a specific one of the framework Directive 89/391/EEC and part of the overall legislation for Occupational Health and
Commutation Cell for Battery Charging using PV Panels in A Single Conversion Stage by usingHigh-Voltage Gain Boost Converter
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Abstract: This paper presents a novel high-voltage gain boost converter topology based on the three-state commutation cell for battery charging using PV panels and a reduced number of conversion stages. The presented converter operates in zero-voltage switching (ZVS)
Control of a Transformer less High Step-Up DC–DC Converter by using Cascade Cockcroft–Walton Voltage Multiplier
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Abstract: This paper proposes a high step up dc-dc converter in light of the Cockcroft-Walton (CW) voltage multiplier without a venture up transformer. Furnishing consistent info current with low swell, high voltage proportion, and low voltage weight on the switches, diodes,
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