HIGH VOLTAGE ENGINEERING IEEE PAPER 2022
High-voltage engineering is the science of planning, operating, and testing high-voltage electrical devices and designing the insulation coordination in order to ensure the reliable operation of the power network. electrostatic precipitators for air cleaning, medical imaging, scientific instrumentation, pulse power in food processing and water treatment, and electrospraying and electrospinning applications in the automobile and pharmaceutical industries High voltage is classified as having the potential to cause injury or harm. The ratings of the International Electrotechnical Commission (IEC) consider high voltage to be more than 1,500 volts for DC (direct current) circuits and 1,000 volts for AC (alternating current) circuits
A grid reinforcement approach for an optimized planning of high ‐ voltage distribution grids under consideration of line loading indicators
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This paper presents a new time-series-based approach for the planning of high voltage distribution grids, with the aim to use the existing grid structure in the best possible way and to
Fully Isolated Quad-Port Electric Energy Routing Converter with Medium-and High Voltage Grid Connection Capability
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that of medium- and high voltage sides, which is voltage level as standard for MMC on the high voltage side and current level as standard on multilevel power module on the low- voltage
Predicting the service life of high voltage insulators using actual leakage current values
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experimental set-up was devised based on high voltage equipment AID70/50. Figures 4 and 5 ), high voltage is supplied from the output of the test transformer T2. Voltage regulation is
Performance analysis of multi-level high voltage direct current converter.
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in high power applications like high voltage voltage and improving the power factor. Tap-changers which are fitted on the converter transformer provide a near constant AC voltage input
Impact of High Voltage Transmission on I 2 r Losses Using A Simplified ETAP Model
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of high voltage transmission Voltage of 330kV, similarly, a current of 1769A flows through the line with a corresponding computed power loss of 2872753.38 kW at a transmitting voltage
Non-standard solutions for supports of high voltage overhead lines in the aspect of landscape protection and electromagnetic field impact
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The highest voltage transmission networks (400 and 220 kV) should be prepared for As a result of the plans implementation, over 3500 km of new high voltage networks will be
OPERATING METHODS OF HIGH VOLTAGE BISTABLE SMART GLASS ELECTRONICS SYSTEMS
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M Maltisovs ebooks.rtu.lv high voltage source high voltage source) used in previous experiment could generate only DC balanced square wave signal with different amplitudes and timing periods. High voltage
Experience of successful treatment and recovery of a patient with severe high voltage electric burns complicated with unilateral electric cataract
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voltage the resistance of the victim, the type of power supply, its path through the body, and contact time(1). Compared with other types of trauma, high voltage by high voltage electrical
Corona Shielding of Current Path Features of Air Insulated High Voltage Disconnectors and Earthing Switches
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high voltage disconnectors need not to exceed certain value limits for the radio interference voltage electrical signals within the radio and high frequency ranges like television,
A Modified High Voltage Gain Switched-Capacitor-Inductor Active-Switched Boost Inverter
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This article proposes a new controller for a switched-capacitor-inductor-active switched boost inverter (SCL-ASBI). The proposed controller provides a high voltage gain. This controller
ANALYSIS OF POSSIBILITY OF LOW POWER TAKE-OFF FROM MEDIUM VOLTAGE OVERHEAD TRANSMISSION LINES
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off devices intended for high voltage overhead power lines is of a capacitive voltage divider with a voltage converter at the of the capacitance of the voltage divider capacitors. The
Measurements and Analysis of Partial Discharges at HVDC Voltage with AC Components. Energies 202 1 2510
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Influence of high voltage harmonics on partial discharge patterns. In Proceedings of the 5th International Conference on Properties and Applications of Dielectric Materials, Seoul, Korea
Applied Voltage Control Scheme for a DC Motor fed by a SEPIC based DC-DC Converter
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the power switch are high and the power switch is subjected to high voltage stress. Hence, switches, diodes, and passive devices for achieving high voltage conversion ratio - .
Research on Variable Voltage Control Strategy of Capacitor Energy Storage with High Speed On-Off Valve
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resistance on the dynamic characteristics of highspeed on-off valve high voltage and low voltage capacitors are determined. Finally, the dynamic and static characteristics of the high
Prediction of Transformer Oil Breakdown Voltage with Barriers Using Optimization Techniques
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breakdown voltage with the barrier parameters effect is presented. The specified AC voltage . The AC HV is applied using HV Transformer Type (PGK HB-100 kV AC) to the high voltage
Zero- Voltage and Zero-Current-Switching Full-Bridge PWM Converter Using Auxiliary Active Clamp
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The duty-cycle loss is almost negligible although the leakage inductance is a little bit large since a high voltage (higher than input voltage ) is applied to the leakage inductance to reset
Review of interface tailoring techniques and applications to improve insulation performance
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and oilpaper, are universal in high ‐ voltage insulation systems. Targeted tailoring of the Properties and applications of superhydrophobic coatings in high voltage outdoor insulation
INTRINSIC FLUORESCENCE OF HUMAN BLOOD SERUM UNDER THE INFLUENCE OF 50 HZ HIGH TENSION ELECTRIC FIELD
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identify the influence of high voltage power lines on biological 30-minute exposure of 50 Hz EF high voltage 20 kV/m to the of high voltage electromagnetic fields of industrial frequency.
An Asymmetric Switched-Capacitor Multicell Inverter with Low Number of DC Source and Voltage Stress for Renewable Energy Sources
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Advanced MLIs are divided into two categories: those based on separate DC voltage DC voltage sources, especially at high voltage levels, the number of DC voltage sources is high
Asymmetrical eleven‐level inverter topology with reduced power semiconductor switches, total standing voltage and cost factor
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Due to these advancements, power electronics-based converters are utilized in medium and high voltage applications. The recent shift toward renewable energy-based systems due to
A four‐step control for IGBT switching improvement using an active voltage gate driver
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the diode voltage vF and the collector-emitter voltage vCE are captured by high voltage dif , while the diode voltage vF and the collector-emitter voltage vCE are obtained with P5210A
Effect of Temperature Distribution on the Predicted Cell Lifetimes for a Plug-in Hybrid Electric Vehicle Battery Pack
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ageing rates are in a high voltage battery pack due to their life of different cells of a high voltage battery pack. A numerical of the different cells in high voltage battery packs of electrified
A coupling voltage based adaptive reclosing scheme for flexible DC grid
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Therefore, based on the coupling voltage this paper proposes an adaptive reclosing The voltage at the high voltage side is ±10 kV and the voltage at the low voltage side is 400
Analysis of Voltage Rise Phenomena in Electrical Power Network With High Concentration of Renewable Distributed Generations
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The IEEE standard grid code allows a ±6 voltage variation at PCC when connecting RDG to voltage and ± 10 % for medium and high voltage around the nominal value [19]. The voltage
Insertion of High Frequency Solid State Transformer to Electric Power System And Analysis of its performance
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Threestage solid-state transformers are also designed and used with smart grid applications in which the power flow is bidirectional to transfer energy from low voltage to high voltage or
A Review Article of Load Balancing in Higher Voltage Power Distribution
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maintains safe voltage levels under voltage stability of tunisian distribution networks using dynamic reactive power control: Analysis of voltage stability of transmission network with high
Evaluation of the turn‐off transient controllability for high ‐power IGBT modules
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This paper investigates the controllability of the transient voltage and current slopes of megawatt IGBT modules during their turn-off Turn-off behaviour of high voltage NPT- and
ELECTROMAGNETIC ENERGY HARVESTING USING 2.40 GHZ COMPACT HIGH GAIN PATCH ANTENNA
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This paper presents a high gain antenna of 6.69 dBi within an The available output DC voltage of this converter was measured module at 4.3 V for low voltage and 5.2 V for high voltage .
Wide Bandgap Power Electronics Impacts and Challenges to EV Traction Drives
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voltage drop over a wide temperature range, typically 16% increase with 100 temperature rise SiC MOSFET voltage Cost-power ratio of WBG devices remains high but the future
Strategies for Redesigning High Performance FRP Wind Blades as Future Electrical Infrastructure
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high voltage electrical transmission lines thus contributing to the circular economy. The US electrical grid will undergo trillions of dollars worth of expansion and improvements over the
A Closed Loop Control Method for Renewable Energy Applications Using a New Hybrid Boosting Converter
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CONCLUSION This paper exhibits another HBC utilized here for boosting the input low voltage to high level voltage . In this project we needs required sum or high voltage so we go for
Harmonic Modelling of Power Systems HV Cable: A Novel Approach
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of modelling high voltage high voltage cable. The generated results indicated that the presence of cables in the power transmission system could contribute to the occurrence of high
Electronically Tunable TISO VoltageMode Universal Filter Using Two LT1228s
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The fast transconductance amplifier means the high slew rate (now LT1228 can get slew rate of 1000V/µs) that provides low-power and low- voltage design with high gain and high
Energy Efficiency Improvement of Doubly-fed Induction Generator Using Self-Tuning Adaptive Control Technique
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drops and to a decreasing DClink voltage when the stator voltage higher than the peak voltage of the network. The generator is not capable of generating a constant high voltage at low
Development of Low-Cost Prototype N2 Laser System and Laser-Induced Fluorescence of Pyranine
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The design and construction of a prototype TEA nitrogen laser with its high voltage power supply is carried out in this work. The hightension pump source is designed and simulated
Coordination of Load Tap Changer and Distributed Energy Resources to Improve Long-term Voltage Stability
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The coordination between DERs and LTC has been investigated in , , , to address instability issue at the primary side of the high voltage /medium- voltage (HV/MV)
Practical Quinone-Based Organic Supercapacitor> 6 V
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Therefore, the slightly lower capacity and inferior rate performance of the high voltage cell can be attributed to the slight differences in the capacity and voltage of each of the 12 cells
Effects of non-fatal electrostatic discharge on the threshold voltage degradation in nano CMOS devices
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voltage of the gate oxide and the shrunk operation voltage [ 2]. A large drain-to-source voltage (Vds) would result in a high high speed pulse would induce impact ionization in the high
HighEntropy-Stabilized Polyanionic Cathodes with Multiple Redox Reactions for Sodium-Ion Battery Applications
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high voltage regions of 3.5 ~ 4.0 V and 4.0 ~ 4.5 V are found in HEN-Mn and HEN-Cr, indicating that Mn and Cr are bene cial to achieve high voltage of capacity, voltage rate capability,
A new high speed charge and high efficiency Li-Ion battery charger interface using pulse control technique.
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and the last one is the constant voltage (CV) charge [19]. In the battery voltage (VBAT) is lower than the low voltage (VL), ) when VBAT is between VL and high voltage (VH). Finally in
Assuage of Voltage Swell and Sag problems with UPQC Based on AMC Converter
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High voltage isolation of the power supplies also makes the converter . To overcome the voltage sag and swell difficulties, UPQC is one of the best custom power device owing
The PLASMA CONNECTION
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Introduced in the early 2000s , NRP discharges consist in applying repetitive high voltage pulses (several kilovolts) of short duration (about 10 nanosecond, ie ten billionth of a second
Quantum bits
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A high voltage state ( ± 4V 1V) is represented by bit 1 and low voltage state ( of two such voltages (ie linear combination of high voltage and low voltage ) (figure 3.3). ✠Bit is like a coin
Logic-in-Memory Inverter Based on a Silicon Nanowire Feedback Field-Effect Transistor
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a high voltage gain of 296.8 (V/V) when transitioning from logic 1 to 0 and 7.9 (V/V) when transitioning from logic 0 to 1 , while holding calculated logic at zero input voltage . voltage
TECHNOLOGY OF SECONDARY OPENING OF PRODUCTIVE FORMATIONS BASED ON ELECTRIC IMPULSE IMPACT ON THE FORMATION
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flexible shell (8), which in turn also includes a high voltage current lead for feeding the electrodes with voltage pulses and sleeves for removing gas, fine sludge and ensuring circulation
New Level of highresolution Computed Tomography with a 450kV MesoFocus x-ray Source
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a highresolution and robust 450 kV solution for DR and CT applications. In addition to high other requirements such as quick readiness, high voltage stability, maintenance-free, ease
PERFORMANCE ANALYSES OF A THREE WINDING DOUBLE STACK PV TRANSFORMER
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This transformer has two similar separate windings on the low voltage side and one winding on the high voltage side. The simulation results are compared with those obtained from the
Roadmap for Advancement of Low- Voltage Secondary Distribution Network Protection
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In the electric utility MV and high voltage (HV) breaker domain, new designs have emerged which specifically achieve low maintenance requirements through new materials and
Cav1. 3 L-type Ca2+ channel modulates pancreatic cell electrical activity and survival
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between voltage high voltage activated Ca2þ channels into ER-PM junctions when transfected in tsA201 cells. The association with JPH3 and JPH4 resulted in a reduction in voltage
Primary and secondary process coupling in non-isothermal fluid flow through deformable porous and fractured media
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Geothermal energy extraction, geoenergy storage, carbon sequestration and storage, nuclear waste disposal, and buried cables for high voltage electricity transfer or pipelines are
EXPERIMENTAL IMPLEMENTATION OF CARRIER PHASE SHIFT PULSE WIDTH MODULATION TECHNIQUE IN MODULAR MULTILEVEL CONVERTER
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The modular multilevel converter (MMC) is an emerging and highly efficient voltage source converter (VSC) topology for medium and high voltage applications. The converter has
WIRELESS CHARGING OF EV THROUGH RENEWABLE GRIDS
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A voltage regulator is used to produce a constant voltage at the output side. Buck-Boost converter is used to convert the low voltage DC[LVDC] to high voltage DC[HVDC]. A rectifier
M., Nine-level Cascaded H-Bridge Multilevel Inverter for Photovoltaic Sources Based on Hybrid Active Filter
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High power device has been employed in industrial applications in recent years due to megawatt power level for many medium and high voltage for high power applications . AC
The Effectiveness of Mitigation Schemes on Electric Field Intensity (Stress Control) for Overhead Line Glass Insulator
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33 kV was applied at the bottom of the insulator profile, which is the rated voltage for his insulator at its high voltage (HV) terminal. The top of the insulator (LV terminal) was connected to
Highenergy and long-life aluminum− sulfur battery: Employment of electrocatalytic function into continuous multiple reactions within quasi-solid-state electrolyte
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The Al−S batteries suffer from the high voltage hysteresis and fast capacity decay due to the sluggish kinetics of sulfur conversion and shuttle effect of soluble polysul de. Through
Analytical Design and Modelling of GaN Vertical Trench Junction Barrier Schottky Diodes
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way towards a highpower, high voltage and low-loss GaN vertical Schottky 35 barrier diodes for highefficiency power system applications. 36 Keywords: breakdown voltage device
The Mathematical Model of Arc Discharge in Metal Vapors at Active Gases over Crucible for Technological Process of Electron Beam Deposition of Ceramic
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in this technological process the high voltage glow discharge electron guns are widely and effectively used. But the aim of applying of additional low voltage arc discharge under the
Semi-Deterministic Dynamic Millimeter-wave Channel Modeling Based on an Optimal Neural Network Approach
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The proposed approach is validated by the channel data measured at a high voltage substation. Large-scale parameters, multipath component distribution and power delay profile are
Maximization of injected power and efficiency based optimal location of DPFC using iterative procedure
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Also, there is no requirement for high voltage isolation as series convertors of the DPFC are hanging as well as single-phase types. Consequently, the DPFC system has a lower cost
Capacitive making of double‐break vacuum circuit breaker: Transverse magnetic field contacts are superior to axial magnetic field contacts
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gap on the low- voltage side VI. This is also high voltage side VI is higher than the low- voltage side VI, which is due to the high voltage side VI withstanding most of the applied voltage
high voltage IEEE PAPER 2021
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A new transformer‐less step‐up DC DC converter with high voltage gain and reduced voltage stress on switched‐capacitors and power switches for renewable
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In many modern applications such as renewable energy sources (RESs), DC DC step-up converters can be used to regulate the input variable and/or low voltage to achieve the desired characteristics such as amplitude and ripples at the output voltage. This article
SIDO coupled inductor‐based high voltage conversion ratio DC DC converter with three operations
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Here, a single-input, dual output (SIDO) coupled inductor-based high voltage conversion ratio DC DC converter is proposed. The proposed converter has the capability of operating as a SIDO converter in a way that the terminal of the input voltage source is exchangeable
Load frequency control of a multi‐area system incorporating realistic high ‐ voltage direct current and dish‐Stirling solar thermal system models under
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A maiden attempt was made to demonstrate the impact of realistic high voltage direct current (RHVDC) tie-line along with realistic dish-Stirling solar thermal system (RDSTS) models in multi-area load frequency control studies under a deregulated scenario. Area- area-2 and Abstract Development of green extractions of natural compounds is an ongoing challenge for researches. The aim of the study was to evaluate the extraction of bioactive compounds (BACs) from oregano combining an experimental procedure with a theoretical approach Abstract This Chapter 5 (Published as Cigr TB 476) covers workmanship associated with the jointing and terminating of AC land cables incorporating extruded dielectrics for the voltage range above 30 kV (U m= 36 kV) up to 500 kV (U m= 550 kV). Cigr TB 476 is a
Main aspects influencing the evaluation of atmospheric overvoltages in high voltage networks
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The effectiveness of lightning protection on the power and distribution grid is a significant factor, which influences the power distribution reliability and the failure rate of system elements. As part of this article, a mathematical model will be presented, taking into accountIn recent years, generation of hydroelectric power is growing expressively in Nepal contributing more than 90% in national grid responsible for domestic requirement of electrical energy. Both private and stateowned utility and its subsidiaries contributing their
Designing the Future Communication Architecture for High Voltage Substation
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This paper presents the design of substation among new technology which increases the concert of substations. The effectiveness of this substation higher than in present substation. And also it reduces the maintenance cost as well as fault happening and also reduces the
Output Voltage Regulation Of High Voltage Gain Non-Isolated Dc-Dc Boost Converter
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This paper features a high voltage dc-dc boost converter based on the 3-state switching cell for divided clamped-inverters with neutral split-point. A study of the proposed converter is carried out taking into account the operation in continuous conduction mode and the duty
Scattering Characteristics of Ultra- High Voltage Power Lines in Spaceborne SAR Images.
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Owing to its all-day and all-weather imaging capabilities, high-resolution spaceborne synthetic aperture radar has shown great potential for the effective monitoring of wide-area, ultrahigh-voltage (UHV) transmission lines. Scattering characteristics of UHV power lines in
Application of Pearson Type iii Statistics to High Voltage Breakdown Realizations.(Dept. E)
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In the high voltage engineering, the mathematical statistics play a domlnant role for choosing test procedures as well as for the analysis and 1nterpretation of measurements. However, the currently used normal, double exponent1al and Weibull distribution types are
Accurate Calculation of very High Divergent Electric Fields of High Voltage Systems.(Dept. E)
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A85TRA CT-The calculation of very high divergent electric fields plays a dominant role for the full understanding of the breakdown mechanisms in the high voltage engineering. Approximate calculation methods lead to a false dim ensioning of the insulating
A dual-switch cubic SEPIC converter with extra high voltage gain
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To provide a high votage conversion ratio, conventional non-isolated DC-DC boost topologies, which have reduced voltage boost capability, have to operate with extremely high duty cycle ratio, higher than 0.9. This paper proposes a DC-DC converter which is
Use of Aluminosilicate Residue from Insulators of High Voltage Transformers for the Adsorption of Basic Dyes
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In this study, an aluminosilicate residue from insulators of high voltage transformers was used for the adsorption of basic dyes. The absorbent was characterized by X-ray fluorescence analysis, X-ray diffraction analysis, scanning electron microscopyA new type of non-isolated step-up converter with high voltage gain is proposed on this work. It is suitable for applications with a high voltage gain between the input and the output stages. In this converter, the output to input voltage ratio, for a given duty cycle, can be
WEED CONTROL USING HIGH VOLTAGE ELECTRICITY
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The Weed Zapper provided greater than 80% waterhemp (primary stem) control, 14 days after treatment (DAT). Kochia (highly branched stem) control 14 DAT was less. 2. Operating speed did not influence waterhemp control (Univ of Missouri research). 3. One pass across This paper compares two models describing electroluminescence under AC stress in order to gain a better understanding on the interfacial processes, responsible for light emission. Simulated data is also compared with electroluminescence measurements for LDPE
ISSCC 2021/SESSION 33/ HIGH VOLTAGE GaN AND WIRELESS POWER/33.2
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Wide-band-gap power devices hold great promise for creating power-conversion systems that are smaller, faster and more energy efficient than silicon power devices. Benefiting from smaller parasitic capacitors and superior conductive characteristics of gallium-nitride (GaN)
Harmonic Analysis Comparison between PV Integration in High Voltage and Medium Voltage Networks
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Integration of large-scale renewable energy (RE) sources in particular, photovoltaic (PV) sources into the electric grid introduces current and voltage harmonics due to power electronics devices as well as inverter connected into the RE sources. Ensuring adequate
Exploration of High voltage Outdoor Insulations A Review Based on Field Study
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In present era, a world without electric current is unimaginable. Transportation of electric current from power source to home appliances entails more equipment like generators, transformers, overhead lines, power cables etc. These equipment generally operate at high
Metaheuristic Based Solution for the Non-Linear Controller of the Multiterminal High Voltage Direct Current Networks. Energies 202 1 1578
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The purpose of this study is to improve the PI controllers of the voltage-source converters (VSC)-based multiterminal high voltage direct-current (MT-HVDC) networks. Since the VSCs are the non-linear elements of the MT-HVDC stations, the classical optimization methodsUnder operating conditions effect, insulated power cables can undergo critical degradations. Ultraviolet (UV) radiations are one of the most destructive constraints which affect the properties of the material used for insulation. Because of its good properties, crosslinked
Strengthen Leaching Effect of Carlin-type Gold via High voltage Pulsed Discharge Pretreatment
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High voltage pulsed discharge (HVPD) pretreatment was applied to strengthen the leaching effect of Carlin-type gold ore containing arsenic in this work. The optimal results of pretreatment experiments was obtained at the operating conditions of spherical gap spacing
EFFECT OF HIGH VOLTAGE PULSED GALVANIC STIMULATION FOR CONSTIPATION IN ACUTE STROKE A RANDOMIZED CLINICAL TRIAL
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ABSTRACT BACKGROUND: Constipation is a common symptom among patients with Acute Stroke leading to increased morbidity and mortality. It is associated with increased length of hospital stay, poor neurological outcome and development of more complications. This can
Economical Direct Feeding of Far-Distance Zones from High Voltage Transmission Lines.(Dept. E)
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This paper presents a mathematical model of economical sources for capacitive take-off power network. Also, the paper illustrates the comparison between transformers data and power take-off capacitauce frona HVTL (220kV). This indicates that the sarne results of
Optimization of Thermal Backfill Configurations for Desired High Voltage Power Cables Ampacity. Energies 202 1 1452
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The ampacity of high voltage power cables depends, among others, on their core crosssectional area as well as thermal resistivity of the thermal backfill surrounding the cables. The cross-sectional area of the power cables core is selected according to the
High voltage power transformer condition assessment considering the health index value and its decreasing rate
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A health index method is a useful tool for the transformer assessment condition. This method has been used in several previous studies. However, most of them have not observed the health index decreasing rate as an aspect to improve the transformer condition assessment
High-Frequency High VoltageConversion-Ratio DC/DC Converters
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Recently, high-frequency power electronics technology has developed rapidly, which helps to improve power density and dynamic response. Among high-frequency DC/DC converters, the high-frequency high voltageconversion-ratio DC/DC converters are widely adopted in
Impedance correction method of distance relay on high voltage transmission line
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A distance protection relay plays a major role in faults detection in the electric transmission line. The fault resistance has an effect on the fault location line and therefore the operation of a distance protection relay is not reliable. When a fault occurs in a transmission line, the
Analysis of light emission and schlieren from short gap high voltage streamer impulses representing lightning
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Light emissions and schlieren structures were simultaneously observed from streamers produced by tens of kilovolts 1.2/50 µs impulses, representing the high voltage component of lightning, applied across a 4 cm air gap between a variety of electrode geometries and a
State of Research on Effects of Cloud to Ground Lightning Transients on High Voltage Polymeric Insulated Power Cables
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Lightning continues to possess threats to the reliable supply of electrical energy by causing damages to electrical equipment. Lightning transient causes outages either by directly hitting electrical equipment or by the electromagnetic interference induced by it upon hitting
Insulating MgO-Al2O3-LDPE Nanocomposites for Offshore High Voltage DC Insulations
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Polymer-metal oxide nanocomposite is a key in developing a high temperature insulation material for power electronics and HVDC and MVDC subsea cables having capability of transmitting offshore renewable energy with lower losses and higher reliability. To achieve
REDESIGN OF THE JEFFERSON LAB-300 kV DC PHOTO-GUN FOR HIGH BUNCH CHARGE OPERATIONS
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High bunch charge (a few nC) electron beam studies at Jefferson Lab using an inverted insulator DC high voltage photo-gun showed evi- dence of space charge limitations starting at 0.3 nC, limit- ing the maximum delivered bunch charge to 0.7 nC for beam at225 kV, 75 ps
Review Forvarious Parameters Of Transient Recovery Voltage Envelope
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An equal infusion of short out current and transient voltage to medium and high voltage circuit breaker (CB) by a synthetic model is contemplated. Transient recovery voltage is made by a capacitor bank and is applied to CB
New transformer‐less DC DC converter topologies with reduced voltage stress on capacitors and increased voltage conversion ratio
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The proposed structures are more suitable for modern applications in which it is desirable to achieve high voltage gains by using non-extreme duty-cycles. For proving the analysis and claims, the detailed comparison and experimental results are presented
A non‐isolated high step‐up DC DC converter using magnetic coupling and voltage multiplier circuit
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Abstract This paper introduces a new DC DC structure with a high voltage gain Unfortunately, the PV panels voltage level is very low, and for high voltage applications, these panels should be con- nected in series and parallel configurations
Oil‐paper insulation partial discharge ultrasonic multifrequency sensing array based on fibre‐optic Fabry Perot sensor
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In order to improve the sensitivity and accuracy of oil‐paper insulation partial discharge detection by the fibre‐optic Fabry Perot (FP) ultrasonic sensor, this work studied the ultrasonic signals frequency characteristics of typical oil‐paper insulation partial discharges
INVESTIGATION OF OZONE SYNTHESIS IN THE NEGATIVE PULSED CORONA DISCHARGE IN OXYGEN AT THE COMBINED SUPPLY VOLTAGE
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supply voltage. Due to the combined power supply, high voltage can be applied to the interelectrode gap during the discharge breakdown and can be completely or partially removed during the channel relaxation. The matter
Surface discharge imaging in presence of deposited space charges in non‐uniform DC electric field
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An investigation is made of the influence of an accumulated charge sprinkled on the surface of an epoxy resin plate in corona mode on partial discharge inception and its forms as analyzed by optical imaging at DC voltage. The effects of the polarities of both the depositedThe converter has many advantages such as high voltage gain, non-inverting output, continuous input current, high efficiency and lower voltage stress on the switches. Moreover, high voltage gain is achieved without using any