Gaseous Dielectrics IX

Front Matter....Pages i-xiv
Front Matter....Pages 1-1
Dynamics of Low Energy Electron Collisions with Molecules and Clusters....Pages 3-14
Low Energy Electron Interaction with Molecules at Surfaces....Pages 15-24
Ion Motion in Dielectric Gases....Pages 25-36
Electron Mobility and Effective Ionization Coefficients in SF 6 -CO 2 Mixtures....Pages 37-42
Electron Transport, Ionization, and Attachment Coefficients in C 2 F 4 and C 2 F 4 /AR Mixtures....Pages 43-48
Rate Constants for Unimolecular Decomposition of SF 6 ....Pages 49-54
Electron Drift Velocities in the Mixtures of Carbon Dioxide and Nitrogen....Pages 55-61
Electron Interactions with c-C 4 F 8 ....Pages 63-74
Thermal Electron Capture by some Halocarbons....Pages 75-78
Excess Electron Mobility in Argon Gas in an Extended Temperature and Density Range....Pages 79-84
Ir Fluorescence of XE 2 Molecules in Beam-Excited Xe Gas and AR-XE Gas Mixture at High Pressures....Pages 85-90
Calculation of the Global Warming Potential for Sulfur Hexafluoride Using the Updated Atmospheric Lifetime from Moore, et al.....Pages 91-92
Front Matter....Pages 93-93
The use of SF 6 as a Plasma Processing Gas....Pages 95-101
An Integrated Plasma Equipment — Feature Evolution Model for Thin Film Etching Applications....Pages 103-112
Deposition of Plasma Polymer Films by an Atmospheric Pressure Glow Discharge....Pages 113-118
Chemisorbed CF 3 I on a Silicon Surface....Pages 119-126
Electron Collision Processes in Nitrogen Trifluoride....Pages 127-132
Front Matter....Pages 133-133
A Hybrid PIC-MCC/Fluid Model for Streamer Discharges under High Gas Pressures....Pages 135-141
Electrical Characterization of Gas Discharges in Relation with their Properties Using a Numerical Treatment....Pages 143-148
Initiation of Leader in Long Air Gaps at Quasi-Steady Corona near Stressed Electrode....Pages 149-154
Front Matter....Pages 133-133
A Particle-in-Cell Simulation of Plasma Opening Switch....Pages 155-160
Two Dimensional Particle-in-Cell Simulation of Predischarge Phenomena Along an Insulator....Pages 161-167
Experimental Study and Monte Carlo Simulation on Luminous Layers in Neon....Pages 169-174
Step-Wise Propagation of Long Streamer in Electronegative Gases....Pages 175-180
Fast Time Resolved Measurement and Simulation of Corona....Pages 181-185
Some Considerations of near-Earth Space as a Gaseous Dielectric....Pages 187-196
Front Matter....Pages 197-197
Electrical Insulation Diagnosis and Breakdown Prediction of Gas Insulated Power Apparatus Based on Partial Discharge Mechanism....Pages 199-204
Long-Term Sequential Characteristics of Negative Partial Discharge in Pressurized SF6 Gas....Pages 205-210
PD Inception and Breakdown Voltage Characteristics in PFC and SF 6 gas mixtures....Pages 211-216
Influence of the Surface Roughness on the Sensitivity of the UHF Method....Pages 217-222
Corona Discharge Phenomenology at Onset in Weakly Electronegative Gas Mixtures....Pages 223-231
Partial Discharge and Breakdown Characteristics in N 2 /O 2 and N 2 /CO 2 Gas Mixtures Under Inhomogeneous Electric Field....Pages 233-238
Partial Discharge and Breakdown Mechanisms in Ultra-Dilute SF 6 and PFC Gases with N 2 Gas....Pages 239-244
Variation of Partial Discharge Behavior of Epoxy Under Sealed Condition....Pages 245-250
General Consideration for the Partial Discharge Detection Sensitivity....Pages 251-256
Excimer Emission from Pulsed High Pressure Xenon Glow Discharges....Pages 257-262
Benzene Destruction in Direct Current Atmospheric Pressure Air Glow Discharges....Pages 263-268
Front Matter....Pages 269-269
The Development of Fast Single-Shot and Repetitively-Operated SF 6 Closing Switches for Pulsed-Power Applications....Pages 271-283
Application of Fluorocarbon Vapor to Electrical Insulation....Pages 285-294
Insulation Properties of CO 2 /N 2 Gas Mixture with a Small Amount of SF 6 ....Pages 295-300
Front Matter....Pages 269-269
Possibility of Gas Mixtures Containing c-C 4 F 8 as a SF 6 Substitute in Gas Insulation....Pages 301-306
Partial Discharge Mechanism and Current Waveforms in Electronegative Gases and Gas Mixtures....Pages 307-312
Pressure Dependence of Breakdown Times in Low Pressure Gas....Pages 313-320
Multiframe Schlieren Registration of Spatial Structure of the Leader in Compressed SF 6 ....Pages 321-326
Experimental Verification of Particle Movement Modeling in a Coaxial Dielectric Coated Electrode System in SF 6 ....Pages 327-332
Electrical Breakdown Experiments in Air for Micrometer Gaps Under Various Pressures....Pages 333-338
Step Propagation Mechanism of Impulse Creepage Discharge in N2/SF6 Gas Mixtures....Pages 339-344
Dielectric Properties of Gas Mixtures with Carbon Fluoride Gases and N 2 /CO 2 ....Pages 345-350
Study on Insulation Capability of High Temperature Gas Via Laser-Produced Plasma....Pages 351-356
Front Matter....Pages 357-357
Lightning Impulse Breakdown Characteristics of High-Pressure N 2 as an Alternative Insulation Gas to SF 6 ....Pages 359-364
Dielectric Performance of CO 2 Gas Compared with N 2 Gas....Pages 365-370
Breakdown Strength of N 2 -SF 6 Gas Mixtures Containing 10% and 5% SF 6 Compared with pure SF 6 ....Pages 371-376
The Effect of a Particle Contaminated Spacer Surface on the Dielectric Strength in SF 6 /N 2 Gas Mixtures....Pages 377-382
The Influence of Space-Charge on the Breakdown in SF 6 ....Pages 383-389
Front Matter....Pages 391-391
Ablation in SF 6 Circuit-Breaker Arcs: Plasma Properties and By-Products Formation....Pages 393-402
Byproducts in the Insulating Gaseous Matrix of a Gis....Pages 403-412
Study of the Decomposition of Traces of SF 6 in the Lower Atmosphere: The Kinetic Results....Pages 413-418
Spark Decomposition of SF 6 ,SF 6 /N 2 (10:90 and 5:95) Mixtures in the Presence of Methane (0-4%) or Ethylene (0-2%)....Pages 419-424
Theoretical Analysis of Hydrolysis of Sulfur Fluorides SF n (n = 3 - 6) in the Gas Phase....Pages 425-430
Front Matter....Pages 431-431
Gis Versus Non-Gis — A Value Based Comparison....Pages 433-443
Front Matter....Pages 431-431
Dielectric Study and Develpment of Gas-Insulated Transformer....Pages 445-454
Performance of SF 6 Gas Mixtures in High-Voltage Circuit Breakers....Pages 455-460
Interrupting Characteristics of Small Current Using N 2 /SF 6 Gas Mixtures....Pages 461-466
Insulation Characteristics of Gis for Non-Standard Lightning Surge Waveforms....Pages 467-472
Enhanced Field Calculation for HVDC GIS....Pages 473-483
Front Matter....Pages 485-485
Dielectric Properties of Gas Insulated Bus Applying Low SF 6 Content and Highly Compressed N 2 /SF 6 Gas Mixtures....Pages 487-496
New Concept of Switchgear for Replacing SF6 Gas or Gas Mixture....Pages 497-504
Risk Assessment of Free Particles in GIS/GIL Based on Spectral Analysis....Pages 505-510
Determination of Inception and Breakdown Voltages of N 2 — SF 6 Gas Mixtures in Strong Inhomogeneous Fields....Pages 511-516
Investigation of the Effect of Polarity of Switching and Lightning Impulse Voltages on the Performance of Air for Short Gap Distances in Extremely Nonuniform Field....Pages 517-522
Creeping Flashover Characteristics of Under Pulse Voltage in N 2 /SF 6 Mixtures....Pages 523-528
Use of Sphere Gaps and Sphere — Rod Gaps Under Standard Lightning Impulse Voltages....Pages 529-534
The breakdown of a tower — line clearance under impulse voltages pre — stressed by a negative D.C. voltage....Pages 535-540
Front Matter....Pages 541-541
Chemical Decomposition of High Pressure SF 6 /N 2 (5:95) Mixtures under Negative DC Corona Discharges....Pages 543-547
In-Situ Measurements of SF 6 Leak Rates in Indoor Gas-Insulated Switchgears (GIS)....Pages 549-554
SF 6 Gas Recovery from SF 6 / N 2 Mixtures Using Polymer Membrane....Pages 555-560
Separation of SF 6 /N 2 Mixtures....Pages 561-566
Front Matter....Pages 567-567
Gas Insulation Systems -Activities of Cigre WG 15.03....Pages 569-574
SF 6 Gas Handling in Japan Focused on Emission Reduction from Gas Insulated Electrical Equipment....Pages 575-584
EPRI’s Present and Future SF 6 Research....Pages 585-591
Front Matter....Pages 567-567
U.S. EPA’s SF 6 Emissions Reduction Partnership for Electric Power Systems: Results and Prospects....Pages 593-596
An Industrial Perspective on SF 6 Issues....Pages 597-604
General Discussion....Pages 605-607
Front Matter....Pages 609-609
Discussion Panel: Databases for Gaseous Dielectrics and Plasma Processing....Pages 611-631
Back Matter....Pages 633-660