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High Voltage Engineering * H% Q9 J# G' ~. d1 w9 o( M
) V1 Y9 ~* e1 ? U0 b5 Cby Lucas J R
1 f% g! s* }9 X: L5 Z* ]( `2 u5 z5 D
First Produced in Cyclostyled form 1970
$ c( M6 O$ Z- s[Revised and Reproduced periodically]
0 T+ b* n( `* t" h, S' Z: q& hNew Edition 1995& d+ ?) s7 i7 z! z# _+ W( k
Revised Edition 2001
: s1 O M- R! K- d% |4 [/ L) d9 l; E) m. l' p+ D P5 P- o
1 BREAKDOWN OF GASEOUS INSULATION
% r3 ]# c: w9 `2 _3 w( w# o2 BREAKDOWN OF LIQUID AND SOLID INSULATION........... ..................................... 22
9 S$ @9 M% L: m3 LIGHTNING PHENOMENA.................................................. .......................................... 34$ C: e! B9 d( y; x
4 HIGH VOLTAGE TRANSIENT ANALYSIS............................................................................................................... 453 R* \! L% T' O" y. V! |5 b
5 HIGH VOLTAGE CABLES............................................................................................................................................. 640 w Z- }* u% ]' q
6 MEASUREMENT OF HIGH VOLTAGES.................................................................................................................... 91
8 `: y5 _# c. i/ ~% t! w7 HIGH VOLTAGE GENERATORS FOR TESTING .................................................................................................. 123
3 v& {- Y6 s" _8 f& }8 HIGH VOLTAGE SURGE GENERATORS ................................................................................................................ 132
( M2 _: R# ~% \ ]/ |9 HIGH VOLTAGE TESTING.......................................................................................................................................... 148
0 W* ^$ u/ W7 q+ n' d9.0 High Voltage Testing Procedure............................................................................................................................ 148, U/ \: |. J' _" e
9.1 General tests carried out on High voltage equipment ........................................................................................ 148
: x$ t: M v( h' ]# w9.2 Testing of solid dielectric materials....................................................................................................................... 151
7 o1 D0 S5 K1 `' r. p1 e$ }9.3 Impulse Testing......................................................................................................................................................... 153
2 ~4 c5 [7 x* q" O- r* e: c, b9.4 Voltage Distribution in a Transformer Winding.................................................................................................. 155
4 x5 @: t6 I3 S9 w8 G# V# n, M9.5 Tests on Insulators.................................................................................................................................................... 158
; G1 q8 ~( `$ V9.6 Tests on Transformers ............................................................................................................................................. 160
4 X% B' \" V$ K# U5 b9 B- t9.7 Tests on Cables.......................................................................................................................................................... 161
* b" v p$ \1 W' v1 r; J! V x5 v9.7.1 Tests on Pressurised Cables.......................................................................................................................... 1620 B( [1 @4 r* Y% E$ Z: u; ^# B
9.8 Tests on High Voltage Bushings............................................................................................................................ 163
' v! y+ f! E$ r' p. P0 R9.9 Tests on Porcelain and toughened glass insulators for overhead power lines............................................... 164- d9 H4 m, C9 @6 v `7 j9 c: C! ~
10 INSULATION CO-ORDINATION.............................................................................................................................. 166+ @, P+ h1 a# ]$ r) n! G
10.0 Insulation Co-ordination......................................................................................................................................... 166
! K' w3 t3 U2 P; F10.1 Terminology .............................................................................................................................................................. 1663 `2 G' p5 `6 Q- }2 U0 N
10.2 Conventional method of insulation co-ordination .............................................................................................. 168' L, j2 V: |1 B% W5 v5 q( s2 N
10.3 Statistical Method of Insulation Co-ordination .................................................................................................... 1690 k* T0 I. k2 ]
10.3.1 Evaluation of Risk Factor ............................................................................................................................. 170. z" f5 o) `7 H h% l6 k
10.4 Length of Overhead Shielding Wire ...................................................................................................................... 1701 K! ]2 Q' q( }9 z
10.4.1 Modification of Waveshape by Corona..................................................................................................... 171
, `# b* G7 g- t* C" o0 [2 u10.5 Surge Protection........................................................................................................................................................ 173! |( n9 ^, L# D4 r0 B
11 HIGH VOLTAGE DIRECT CURRENT TRANSMISSION..................................................................................... 1845 a6 u) p: Y6 ^7 o5 ?7 G9 {* X
11.0 Historical Background............................................................................................................................................. 184
2 _% m' F/ a2 ^& l) E3 s0 H11.1 Comparison of a.c and d.c transmission................................................................................................................ 185
9 D/ ]. L5 }" q11.2 Convertor arrangements and operation................................................................................................................ 190
+ U) O/ ]. V I" P11.3 Control Characteristics ............................................................................................................................................ 199
! u1 }2 ]) k) _2 f4 W S11.4 Classification of d.c. links........................................................................................................................................ 203+ P1 D) X* O% r" w0 n
INDEX......................................................................................................................................................................................... 205 |
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