High voltage engineering simulation
Simulation of partial discharge in high voltage power equipment
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In high voltage (HV) electrical power system, variety of materials (solid, liquid and gaseous) is used for insulation purpose to protect the incipient failure in HV power equipment. Most of insulating materials are not perfect in all respect and contains always some impurities. The
Simulation , design and construction of high voltage DC power supply at 15 kV output using voltage multiplier circuits
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This study describes the details of high voltage DC power supply whose output voltage is 15 kV. In this study, we review the major aspects of the design of voltage multiplier circuits and constructed a prototype power supply based on simulation , design and implementation of
Simulation and test on surge arrester in high – voltage laboratory
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High – voltage impulse generator is standard equipment in high – voltage laboratories where it is normally used for dielectric tests on power apparatus and equipment. Flexibility to carry out several kind of test for industrial services and applied research is suitable for general
Simulation of High Voltage Gain Zero Voltage Switching Boost Converter
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This paper proposes a new soft-switched continuous conduction-mode (CCM) boost converter suitable for highvoltage gain applications such as hybrid electric vehicles, and fuel cell power conversion systems. The proposed converter achieves zero- voltage switched
High – voltage GaN-HEMT devices, simulation and modelling
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Page 1. High – voltage GaN-HEMT devices, simulation and modelling Stephen Sque, NXP Semiconductors ESSDERC 2013 Bucharest, Romania 16th September 2013 Page 2. PUBLIC Outline GaN and related materials The AlGaN/GaN heterostructure GaN wafers GaN devices
Lightning performance of high voltage transmission lines protected by surge arresters: a simulation for the Hellenic transmission network
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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 disturbances, plenty of lightning
Simulation of high – voltage Discharge Channel in water at electro-hydraulic forming using LS-DYNA
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The method of simulating of expansion of plasma channel during high – voltage discharge in water at electro-hydraulic forming (EHF) is developed using finite-element software package LS-DYNA 971. The energy input into the plasma channel from the discharge circuit is taken
Simulation of high – voltage Substations on Parallel ARchitectures
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New generation of real-time and safety critical embedded control systems is characterized by new functionality, such as self diagnosis and system reconfiguration, that need powerful hardware architectures in order to meet performance requirements. The availability of
Application of computer simulation for the design of a new high voltage transducer, aiming to high voltage measurements at field, for DC measurements and
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This paper shows the development of an improved high voltage transducer for field application, for DC measurements and for use in power quality studies. This paper shows the application of computer simulations using PSPICE program Student version , where
Seism simulation of the SMEP 400kV high – voltage disconnector structure using finite element method
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This paper present a Finite Element model of a high voltage disconnector structure made using ANSYS program and the spectrum analysis of the model. The study was made in order to simulate the behaviour of the structure during different types of earthquakes. The
Heat transfer simulation and experimental verification of the high – voltage air-insulated bus ducts
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High – voltage air-insulated bus systems are often used in power generation and in receiving and transforming facilities as the electric feeder lines. They consist of aluminum or copper conductors encapsulated in aluminum casing. Joule heat losses are generated due to
Simulation and Implementation of Current-Fed Full-Bridge Boost Converter with Zero Current Switching for High Voltage Applications
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This paper presents a current-fed full-bridge boost converter with zero current switching (ZCS) based on constant on-time control for high voltage applications. The proposed converter utilizes the leakage inductor and the winding parasitic capacitor resonant tank to
TCAD modeling and simulation of a field plated GaN MOSFET for high voltage applications
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We have modelled a normally-off GaN MOSFET that has enhanced device characteristics over leading GaN HFET devices used in power electronics. The structures and dimensions of the GaN-based device were all achieved through simulation optimization. Our modeled
Study on Surface Electric Field Simulation of High Voltage Transmission Line Assembly
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For the studies in the field of high voltage power transmission, this paper has adopted the method of finite element node potential, and put forward two kinds of high pressure sensor- fixture modeling scheme for the sensor-fixture of the high voltage side, the simulation
Studies on the Thermal Re-ignition in SF6 High – Voltage Circuit-Breakers by means of Coupled Simulation
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The paper presents a modelling approach to study the switching capacity of SF6 high – voltage circuit breakers with respect to the thermal re-ignition. This approach is based on the coupling of a model for the thermal re-ignition and a model describing the transient
Simulation approach in evaluating the electromagnetic fields from the new lines of extra high voltage (EHV) circuits near
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This paper presents a study which is carried out on the new lines of Extra High Voltage (EHV) transmission lines specifically on the quadruple circuits of 132kV and double circuits of 500kV tower designs. There were assumptions made by various clusters of communities
Simulation and Development of Low Harmonics High Voltage Chain Power Inverter
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This paper describes the simulation and construction of one type of DC to AC converter, Chain Link Converter (CLC). CLC can be used to generate multilevel output voltage by connecting a number of similar Insulated Gate Bipolar junctions Transistor (IGBT)
Concerning The Simulation Of The Connection Of The No-Load Transmission Lines In High Voltage Networks.
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This paper describes a Matlab program designed to compute the switching over voltages which appear when no-load high voltage lines are energized. The mathematical models of the high voltage distribution lines are presented also. The Matlab program is applied for the
Simulation Study of a JBS-Rectifier with Close to Schottky-Interface Conduction Investigated for High – Voltage Classes
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We present a simulation study on Junction-Barrier Schottky (JBS) diodes regarding the depth, width and spacing of the p+ pattern-design utilizing two different specifications for the epitaxial drift-layer (4H-SiC), designed for 3.3 kV and 4.5 kV applications. We found that ultra