Gaseous Dielectrics VI

Front Matter....Pages i-xiii
Collisional Electron Detachment in Dielectric Gases....Pages 1-8
A Technique for the Measurement of Electron Attachment to Short–Lived Excited Species....Pages 9-17
Total Cross Sections for Electron Scattering and Attachment for SF 6 and Its Electrical-Discharge by-Products....Pages 19-26
Electron Localization Effects and Resonant Attachment to O 2 Impurities in Highly Compressed Neon Gas....Pages 27-33
Temperature Dependence of the Dissociative Electron Attachment to CH 3 Cl and C 2 H 5 Cl....Pages 35-42
Multibody Electron Capture Processes in the Gas Phase....Pages 43-48
Leader Breakdown in Compressed SF 6 : Recent Concepts and Understanding....Pages 49-60
Electrical Breakdown in the Space Environment....Pages 61-71
Positive Synergism and Time-Resolved Swarm Experiments....Pages 73-79
Discharge Development in Air at Very High Humidity Levels....Pages 81-88
Negative $$\\bar \\eta$$ Synergism in CF 2 Cl 2 -N 2 and CF 2 Cl 2 -СO 2 Gas Mixtures....Pages 89-94
Excitation and Ionisation in the Transient State Discharge in Pure Nitrogen....Pages 95-100
Discussion of Some Space-Charge Effects in the Context of Low-Temperature and High-Field Steady-State Gas Discharges....Pages 101-108
Non-Equilibrium Effects in the Initiation of Pseudospark Discharges....Pages 109-120
Dissociation Processes in Plasma Chemistry and Gaseous Dielectrics....Pages 121-128
The Calculation of Leader Propagation in Point/Plane Gaps Under Very Fart Transient Stress....Pages 129-135
Fractal Description of Electrical Discharges....Pages 137-144
A Two-Dimensional Simulation of a Hollow-Cathode Discharge....Pages 145-150
Similarities between High Electric Field Electron Emission and Consequent Breakdown Processes in Compressed Gases and Vacuo....Pages 151-158
Liquid Breakdown and Its Relation to Gas Breakdown....Pages 159-169
Corona Discharges in Liquid and Gaseous Hydrocarbons: The Influence of Pressure....Pages 171-177
Electron Drift Velocities in Fast Dielectric Liquids and Their Vapors....Pages 179-185
Gas Breakdown and Its Relation to Vacuum and Liquid Breakdown under the Influence of Electric and Magnetic Field....Pages 187-192
Measurement of the Figure of Merit M for Several SF 6 -Based Binary Gas Mixtures....Pages 193-199
Mode Transitions in Hollow-Cathode Disharges....Pages 201-208
Formation of Cathode Spots by Unipolar Arcing....Pages 209-214
Detachment of Electrons from Negative Ions in Electrical Discharges....Pages 215-229
Time Lags and Optical Investigations of Pre - Discharge in SF 6 /N 2 - Mixtures at Very Fast Transient Voltages....Pages 231-237
Non-Uniform Field Flashover Characteristics in SF 6 Gas under Negative Steep-Front and Oscillating Impulse Voltages....Pages 239-246
Breakdown Characteristics of Non-Uniform Gaps In SF 6 under Fast Oscillating Impulse Voltages....Pages 247-253
The Effect of Leader Propagation on the V-t Curves Under LI and VFT in GIS....Pages 255-260
Insulating Characteristics of Small SF 6 Gas Gaps under Lightning Impulse Voltages....Pages 261-266
Low and High Voltage Distribution Along a Cap and Pin Insulator String Subjected to AC and Impulse Voltages....Pages 267-272
Starting Processes and the Influence of the Radioactivity of Thorium on the Statistical Lag Time in Metal Halide Lamps....Pages 273-278
Breakdown of Air Gaps under Oscillatory Simulated Switching Surges....Pages 279-284
Gas-Solid Interface Emissions Determined by the Esaw Charge Detection Method....Pages 285-296
Contribution of a Solid Insulator to an Electron Avalanche in Nitrogen Gas....Pages 297-303
Impulse Surface Charging and Flashover....Pages 305-311
Particle-Initiated Prebreakdown Characteristics with an Insulator Stressed on 60 H z Voltage in SF 6 ....Pages 313-320
High Power Gaseous Opening and Closing Switches....Pages 321-330
Laser Triggering of Gas Filled Spark Gaps....Pages 331-339
A New Approach for an Opening Switch for Repetitive Operations....Pages 341-347
A Macroscopic Gas Breakdown Relationship....Pages 349-355
Mitigation of Potential Health Hazards of Transmission Line Fields....Pages 357-364
Electric and Magnetic Fields: An Engineer’s Perspective....Pages 365-372
Relative Potency as a Means of Evaluating ELF Health Risks....Pages 373-381
Influence of Memory on the Statistics of Pulsating Corona....Pages 383-389
Pulsed Corona Experiments....Pages 391-397
Current Stability of Negative Corona Discharges in SF 6 and Delayed Spark Breakdown....Pages 399-406
Verification of Direct-Current Corona Models Employing the Deutsch Approximation....Pages 407-412
Frequency Effects in Alternating Current Corona....Pages 413-419
A Mass Spectrometer Study of Ionization in SF 6 , Corona: Influence of Water and Neutral by-Products....Pages 421-431
High Voltage DC Gas Insulation - A World-Wide Review....Pages 433-442
Gas-Insulated Substation Performance in Brazilian System....Pages 443-449
GIS Insulation and Disconnector Operation....Pages 451-457
Experimental Studies on the Pressure Rise in GIS by Internal Arcs with Various Material Parameters and Test Arrangements....Pages 459-465
Electromagnetic Interference with Control Equipment by GIS Switching Surges....Pages 467-473
Abnormal Phenomena Caused by Contact Failure in 300kV GIS....Pages 475-480
Insulation Coordination in Gas Insulated Switchgear Against Lightning Overvoltages....Pages 481-489
Impact on GIS Design by Reducing the Rated LIWL....Pages 491-495
Transient Current and Voltage Behaviour during Interruption of Small Capacitive Currents with GIS-Disconnectors....Pages 497-502
Fast Transients in Gas Insulated Substations - An Experimental and Theoretical Evaluation....Pages 503-508
Characteristics of Ultra Low Level Partial Discharges in Gis Epoxy Insulators....Pages 509-516
Failure Mechanisms of Gas Insulation and at Gas-Insulator Interface: Their Influence on Gas-Insulated Equipment....Pages 517-529
Prevention of Breakdown Due to Overvoltages Across Interruption of Gis Enclosure....Pages 531-537
The Application of Infrared Absorption Spectroscopy in Gas-Insulated Equipment Diagnostics....Pages 539-544
Disulfur Decafluoride (S 2 F 10 ): A Review of the Biological Properties and Our Experimental Studies of This Breakdown Product of SF 6 ....Pages 545-552
S 2 F 10 Formation by Electrical Discharges in SF 6 : Comparison of Spark and Corona....Pages 553-562
Improvement of the Reliability of GIS by Dielectric Diagnostics....Pages 563-570
Detection of Partial Discharges During a Lightning Surge....Pages 571-577
Phase Resolved Partial Discharge Measurements in Particle Contaminated SF 6 Insulation....Pages 579-586
An Electro Optic Method for Transient Field Measurement in GIS....Pages 587-593
Analysis of SF 6 Discharge by Optical Spectroscopy....Pages 595-599
Group Discussion on Future Directions for Studies on Gaseous Dielectrics....Pages 601-613
Group Discussion on Industrial Outlook for Gas Dielectric Needs and Uses....Pages 615-627
Back Matter....Pages 629-651