|
|
电子图书
| 电子图书名: |
变压器设计与实践（英文）Transformer Engineering |
| 编者: |
未知 |
| 所属专业方向: |
变压器 |
| 内容简介: |
变压器设计 |
| 出版社: |
未知 |
| 来源: |
网络 |
|
马上加入，结交更多好友，共享更多资料，让你轻松玩转电力研学社区！
您需要 登录 才可以下载或查看，没有账号？立即加入
×
Contents
+ K, E, _% V7 B1 L ^Foreword Jin Sim iii
1 {$ _ H' l L2 H2 r" K, @Preface v
- y" N! F4 ~9 j1 J% [' w2 tAcknowledgements ix& B# ` ~* P6 Y
1 Transformer Fundamentals 1/ A" I) V# Q' u- E8 ^( X
1.1 Perspective 1
5 y* e/ }' p: v) E4 l: m1.2 Applications and Types of Transformers 53 V. B$ ?' s" p% l5 ]6 T$ Z7 U
1.3 Principles and Equivalent Circuit of a Transformer 11) A6 ]( d8 S2 c1 S: C
1.4 Representation of Transformer in Power System 20
! R8 y6 J/ n) m% Z$ S9 k1.5 Open-Circuit and Short-Circuit Tests 23
. k/ f* P8 q* ^4 Y8 d/ ]) q4 z0 d1.6 Voltage Regulation and Efficiency 25
+ m# m& G! R l( w1.7 Parallel Operation of Transformers 33: a; Q# v) l6 Z. ]; _, _) b. Q
References 340 ]# g; V4 V) L) {
2 Magnetic Characteristics 35
6 L) V; Y! H6 A2.1 Construction 36
8 I$ U0 E3 A" D& z4 C2.2 Hysteresis and Eddy Losses 422 z( b- z% W' r: t7 w5 E0 e W* \
2.3 Excitation Characteristics 44
. U2 S) n$ ?' q2.4 Over-Excitation Performance 46
, ]5 y7 f% a r6 }8 _4 {2.5 No-Load Loss Test 46
f- r* c1 G9 i \) E3 t2 b2.6 Impact of Manufacturing Processes on Core Performance 54, X: c! z# M" k5 ^9 k& [
2.7 Inrush Current 56
" g* h' K$ l/ | `/ L0 j2 s+ p8 g2.8 Influence of Core Construction and Winding+ @0 {+ Q/ ?$ U3 }
Connections on No-Load Harmonic Phenomenon 67$ P8 t5 ]* O; z# {) a' e
2.9 Transformer Noise 69
5 o' P; B9 _8 g4 ^; r. X3 fReferences 720 ?4 N: J% p6 G+ h# y0 G
3 Impedance Characteristics 77, D# f1 B6 @( O; W, Y' B" V" E. B
3.1 Reactance Calculation 78
) {( s1 A0 @) x; {. ]# ~4 O) T2 L" x7 r' m3.2 Different Approaches for Reactance Calculation 85
1 J5 t: W; G/ a2 y' b# n* k3.3 Two-Dimensional Analytical Methods 88
. ?( y0 g2 q9 x9 @( Z( r9 Y/ \6 o3.4 Numerical Method for Reactance Calculation 90% g X. v) l; n( {
3.5 Impedance Characteristics of Three-Winding Transformer 98
! o3 p( G3 H: C# x8 L$ x, y3.6 Reactance Calculation for Zigzag Transformer 1032 j& |9 |' N- V" \" _* d
3.7 Zero-Sequence Reactance Estimation 108
9 E9 E* m) k& ^2 L$ u3.8 Stabilizing Tertiary Winding 121
5 s0 B9 {2 U! z& H: d7 r* d$ ?References 123
( ?9 L1 }. H O4 Eddy Currents and Winding Stray Losses 127
* m& i A( Z+ G& Z4 w& I: b4.1 Field Equations 128& r: P# \3 P% w8 j9 h# ?
4.2 Poynting Vector 133
2 b2 B. \5 _. j, [3 q4.3 Eddy Current and Hysteresis Losses 137: u: T$ z c* R
4.4 Effect of Saturation 139# c& N& {7 f& D) Z7 C4 j8 [
4.5 Eddy Loss in a Transformer Winding 1415 P/ m2 v* J7 N& X8 B D6 k$ H
4.6 Circulating Current Loss in Transformer Windings 155
1 \) p! H4 m5 m. T; p3 n" z6 EReferences 166/ @& d: t% l0 H- G9 n( m6 ^
5 Stray Losses in Structural Components 169
/ [) a0 I4 d! i3 e6 m C5.1 Factors Influencing Stray Losses 171
: u C& j( \' i/ a) i- ]# C; {. V7 t5.2 Overview of Methods for Stray Loss Estimation 182
, z9 L0 f% p4 j _% P/ l5.3 Core Edge Loss 184" C8 n: I9 q, a5 q+ f
5.4 Stray Loss in Frames 185
/ c6 Q. e0 f0 |2 d5.5 Stray Loss in Flitch Plates 187
! |3 ^$ {6 A; ]+ P0 R2 w# h3 X' f5.6 Stray Loss in Tank 192
& r2 h5 P8 M, G" @5.7 Stray Loss in Bushing Mounting Plates 197
W! T. _) q5 n$ o$ J! t* u5.8 Evaluation of Stray Loss Due to High Current Leads 1997 S. |% @: y; }% x$ p( H
5.9 Measures for Stray Loss Control 206* a2 ?! ^0 ]! L- Q5 L! n' ], o
5.10 Methods for Experimental Verification 2142 w4 P. L' {2 T. [2 v6 s3 {
5.11 Estimation of Stray Losses in Overexcitation Condition 216
8 O. A. n8 m- V" L7 f$ O* ~& d4 V; P5 f5.12 Load Loss Measurement 218
' v: Q; C: ] m+ N* M9 E( cReferences 2248 ~- b- z8 z4 N n8 P4 g
6 Short Circuit Stresses and Strength 231( K, _ M6 q9 ]9 b
6.1 Short Circuit Currents 232
. b, a' q4 H7 p: F6 S+ J1 l2 E" `' U6.2 Thermal Capability at Short Circuit 2397 R# A$ \4 w+ j6 w5 Z
6.3 Short Circuit Forces 240
; @- n. Y7 j1 }6.4 Dynamic Behavior Under Short Circuits 247% G8 ~2 e/ n8 f. ^7 W" _3 j2 |
6.5 Failure Modes Due to Radial Forces 251% F4 m: S* Q0 Y# B, h$ f3 S
6.6 Failure Modes Due to Axial Forces 254) J0 X* @0 I) U) |
6.7 Effect of Pre-Stress 260
1 B E3 j9 D+ O( n6 s6 J8 T D* J6.8 Short Circuit Test 2608 z* _1 X" O1 u6 s' D$ e1 i
6.9 Effect of Inrush Current 2612 |4 j; T8 h S/ F
6.10 Split-Winding Transformers 262
: |8 z* j: T% \: j4 ~0 i2 t6.11 Short Circuit Withstand 264! J w1 k/ B! x, o4 O0 Y8 `, g
6.12 Calculation of Electrodynamic Force Between
- _! w$ g' i+ D f3 k# _! gParallel Conductors 2684 E. V8 Y* Y4 k9 C2 F2 I1 ?
6.13 Design of Clamping Structures 270% F s! o7 ?6 t4 q+ ~
References 272
2 o# u/ W* p, A) x6 H. F+ W) X7 Surge Phenomena in Transformers 277/ v$ X- W3 W3 i! U J2 A
7.1 Initial Voltage Distrubution 277. R7 n! l! p% W' K
7.2 Capacitance Calculations 282
5 z2 n( b! B, s/ C0 ^4 H7.3 Capacitance of Windings 286
6 \+ [* s: V5 y- ^) o7.4 Inductance Calculation 298
/ o/ O' o$ B: Z u! W) |# E, p! Z7.5 Standing Waves and Traveling Waves 300
. T) g! h' A4 |3 s4 P6 E2 E7.6 Methods for Analysis of Impulse Distribution 3030 T1 \" a' a0 {. S' N! E! a% N
7.7 Computation of Impulse Voltage Distribution0 r ]" J) x! s [! R" ?9 Z$ V8 i
Using State Variable Method 306 { H0 {- e/ j! a5 k0 Y
7.8 Winding Design for Reducing Internal Overvoltages 314+ J+ U/ w0 R* U% v* R
References 321
6 E6 a9 K" \4 S+ E: k5 B- E* F8 Insulation Design 327( q% K. m! x/ O- y i: ?. ?8 S+ z
8.1 Calculation of Stresses for Simple Configurations 328
7 J5 ]" F5 D$ [' L/ O8.2 Field Computations 333
. Y1 [# m* p/ N- z$ U8.3 Factors Affecting Insulation Strength 335
) k% w- e0 \# U& X/ j* p7 p) l8.4 Test Methods and Design Insulation Level (DIL) 348
& ^, d, B1 X: c( |8.5 Insulation Between Two Windings 351
g& ^7 C5 X; Q# I2 z! C8.6 Internal Insulation 353
8 U: f9 V; s. _8.7 Design of End Insulation 356
5 j4 ?" Q! p2 Z0 a/ l" Q8 a5 A8.8 High-Voltage Lead Clearances 358
4 N0 t: ]7 B2 ?! S2 C! K2 Y: s8.9 Statistical Analysis for Optimization and Quality Enhancement 361- T# u* f4 G* h/ z
References 362; G# k8 Z0 a# F4 P0 H
9 Cooling Systems 367) S& G4 @) C( p
9.1 Modes of Heat Transfer 368
8 r! `0 \- A( f; @2 P4 Z0 g! n9.2 Cooling Arrangements 370
5 T1 S" X( [# }( d2 W9 ~$ p9.3 Dissipation of Core Heat 3751 E" A& G9 x( `3 w1 E+ U
9.4 Dissipation of Winding Heat 376
( }+ \: e, M/ B( f& H9.5 Aging and Life Expectancy 3804 h" B/ v% ~# P/ E: ?4 R2 p: ]0 R
9.6 Direct Hot Spot Measurement 384- H0 t. O; a4 V: j2 G8 i
9.7 Static Electrification Phenomenon 385
1 ~# z8 W: Y9 u A+ u1 s5 IReferences 3874 C% k2 U1 M; t7 `- K0 C2 n' B
10 Structural Design 389$ [. X( R* b' t7 ^7 l1 o$ w) f
10.1 Importance of Structural Design 389
9 ~! {: H( E0 S; L4 W2 j10.2 Different Types of Loads and Tests 390$ W% X9 M. [( O! E `8 ^
10.3 Classification of Transformer Tanks 3921 d: l. Y/ m, I, L7 _ W D, X
10.4 Tank Design 3957 _$ L5 c* }1 Q: [ h: k/ }3 A
10.5 Methods of Analysis 397
: ~4 |$ ?, q, Y1 U: p10.6 Overpressure Phenomenon in Transformers 4011 c3 D1 {, T9 V" u' y4 w+ b
10.7 Seismic Analysis 403
* I# W7 N8 f3 r. ^8 p, T10.8 Transformer Noise: Characteristics and Reduction 404
) F; [. d: N r; r8 r4 DReferences 409/ |( w8 q4 M. d* F" R; o- Y( A! E+ h" P
11 Special Transformers 4118 d$ I: C/ t- l0 b: d3 p
11.1 Rectifier Transformers 411
8 E5 o, n$ a! s+ y. s8 B$ ~( y' `11.2 Converter Transformers for HVDC 417
1 a/ k0 f! {% G! S11.3 Furnace Transformers 424* v6 u: r( l6 G) l5 u
11.4 Phase Shifting Transformers 428
* E2 W1 e& V$ N' V1 c! P- |8 Q7 jReferences 433
. O. Q" `! B$ R12 Recent Trends in Transformer Technology 4376 g' T% a1 ]" T; \ K
12.1 Magnetic Circuit 437$ x- ?2 g/ Q' F0 Y9 `
12.2 Windings 438% j3 R4 I% W% j$ `" g
12.3 Insulation 440
, R' k* N2 ^/ Y- R- ^: E1 v0 ?12.4 Challenges in Design and Manufacture of Transformers 441
2 _$ z4 W; x, @1 g+ ~- n12.5 Computer-Aided Design and Analysis 443& X# E% I* J0 V. h p1 x
12.6 Monitoring and Diagnostics 445
4 B% B% i% Z( t12.7 Life Assessment and Refurbishment 449
5 t7 Z* @, _4 s# ZReferences 449' {# o; L4 o4 p; Y/ M8 r! }
Appendix A: Fault Calculations 453
, J0 x6 e4 b: T( u- K1 uA1 Asymmetrical Fault with No In-Feed from LV Side 454
4 ]; D9 f" s2 s; ?1 p* B8 R, t1 CA2 Asymmetrical Fault with In-Feed from LV Side 457
* a6 @7 z: x/ [Appendix B: Stress and Capacitance Formulae 4598 ]9 @, X+ m3 r* `/ O2 r
B1 Stress Calculations 459
8 Q) a3 ]+ l& B3 T5 Q. F+ {% qB2 Capacitance Calculations 467 |
评分
-
查看全部评分
|
赣公网安备36040302000210号 )|网站地图
狗仔卡
发表于 2009-5-26 00:16:04
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
显身卡