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Powerful Pulsed Plasma Generators - Research and Application
von: Victor Kolikov, Alexander Bogomaz, Alexander Budin
Springer-Verlag, 2018
ISBN: 9783319952499 , 260 Seiten
Format: PDF, OL
Kopierschutz: Wasserzeichen
Preis: 128,39 EUR
Foreword
6
Preface
7
Acknowledgements
10
Contents
11
Abbreviations
14
Symbols
15
1 Introduction
18
Abstract
18
References
26
2 Test Benches of the IEE RAS’ Pulsed Plasma Generators
30
Abstract
30
2.1 Construction and Equipment of the Test Benches
30
2.2 Power Supplies for Pulsed Plasma Generators
31
2.2.1 Capacitive Power Supply CPS-25
32
2.2.2 Capacitive Power Supply CPS-10
39
2.3 Components of Power Supply
42
2.4 Diagnostic Methods and Measurement Equipment
47
2.4.1 Initial Parameters of Experiment
47
2.4.2 Pulsed Current
48
2.4.3 Voltage Drop Across Arc
49
2.4.4 Pulsed Pressure
50
2.4.5 Optical Registration
53
2.4.6 X-ray Registration
55
2.4.7 Data Registration and Processing System
57
References
58
3 Pulsed Plasma Generators
60
Abstract
60
3.1 Types of Electrodischarge Chambers
60
3.2 IEE RAS’ Pulsed Plasma Generators
67
3.2.1 Design of Plasma Generators
68
3.3 Components of Plasma Generators’ Electrodischarge Chambers
78
References
89
4 Parameters of the Arc
90
Abstract
90
4.1 Resistance
91
4.2 Electric Field Intensity in Generator PPG-3
97
4.3 Current Density
104
4.4 Inductance
105
4.5 Temperature
105
References
109
5 Erosion of Electrodes
111
Abstract
111
5.1 Specific Erosion of Electrodes
111
5.2 Liquid and Vapor Erosions
117
5.3 Erosion as Electrode Jets
122
5.4 Erosion as Electrode Surface Layer Ejection
126
5.5 Erosion and Molecular Weight of Gas
130
References
132
6 Oscillations of Arc’s Diameter
134
Abstract
134
6.1 Acoustic Oscillations
134
6.2 Shock Wave Compression of Arc
137
6.3 Oscillations of Arc’s Diameter Caused by Magnetic and Gas Pressures
141
6.4 Oscillations of Soft X-rays Irradiation Intensity
143
References
147
7 Processes and Heat Transfer in Electrodischarge Chamber
149
Abstract
149
7.1 Arcing in Coaxial Discharge Chamber
149
7.2 Arc Movement
156
7.3 Heat Transfer from Arc to Gas
161
7.3.1 Irradiation
161
7.3.2 Thermal Conductivity
163
7.3.3 Turbulent Heat Transfer
164
7.3.4 Shock Waves
165
7.3.5 Shock Waves in Hydrogen
166
7.3.6 Shock Waves in Helium
166
7.3.7 Shock Waves in Air
170
7.3.8 Impact of Electrode Jets on Heat Transfer
173
7.4 Energy in Arc and Heat Transfer Components
177
References
178
8 Modes of Arcing
180
Abstract
180
8.1 Arc at Refractory Electrodes
181
8.2 Arc at Fusible Electrodes
184
8.3 Multipulse Mode
185
8.4 Two-Arc Mode
187
8.5 Programmable Mode
188
References
192
9 Arc Contraction: Modified Piza-Braginskii Critical Current
193
Abstract
193
9.1 Arc at Initial Hydrogen Pressure of 5 MPa
193
9.2 Discharge in Helium
198
9.3 500 kA Arc at Tungsten Electrodes
201
9.4 1.6 MA Arc at Steel Electrodes
206
9.5 Soft X-rays Irradiation
210
9.6 Heating of Hydrogen by X-ray Irradiation
211
9.7 Arc Glow Change at Contraction
212
References
213
10 Arc at Ultrahigh Pressure
215
Abstract
215
10.1 Arc in Pre-compressed Gas
215
10.2 Arc at Current of 220 KA
223
10.3 Arc at Current of 500 KA
229
10.4 Arc at Current of 2 MA
234
10.5 Critical Pisa-Braginskii Current
236
References
244
11 Energy Features of Plasma Generator
246
Abstract
246
11.1 Energy Transfer Coefficients
246
11.2 Simulation of Plasma Generators Processes
252
References
253
12 Applications of Pulsed Plasma Generators
254
Abstract
254
12.1 Application of Plasma Generators in Scientific Researches
254
12.2 Application of Plasma Generators for Toxic Substances Destruction
257
References
258
Index
259
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