5. 5.1,,, 5.2 5.2.1,, ( 5.1), 5.2.2,,,,,,,,,, 5.2.3, 5.2 L1, L2, L3 31, 22, 13,,, L1, L3, L2, 0 5.2.4,,, ( 5.3),,, N 3 L 2 S L 1 L 3 5.1: 5.2: 1
D C 1 0 0 A C 2 2 0 j X E 0 5.3: 5.5: f,, (),,,,, 1, 5.2.6 5.4: 5.2.5,, f, ( 5.4),,,, ( ),,,, 2 5.5,, E 0 E 0 f E 0,, Z s Z s, jx R a R a, = E 0 jx (5.1) 5.2.7 f
E 0 X X E X 0 E 0 ( a ) ( b ) ( c ) 5.6: 5.7: 5.1: 1 3 1 P 1 3 P 3 P 1 = P 3 /3 P 3 = 3P 1 E E = / 3 = 3E E = R = 3R P 1 = E P 3 = 3 P 1 = R 2 P 3 = 3R 2 P 1 = E2 R P 3 = 2 R R Y 1 E 0, 5.6(a) (c) (a), E 0 E 0 = jx,, ( ) (b), 1, (c), E 0 3, E 0 = jx,, (), (a) (c) 5.2.8 1, 3 (5.1), 1 E 0,, 3 1,, 3,,, 3, 1 ( 1 ), 3 ( 3 ) (AΩ...),, 1,,,,
D C 1 0 0 K 1 F R 1 S R Fs e P C N P A A A M f D C 3 A ( ) Fs h P A M f A Fse Fs h 5.8: A C 1 0 0 A C K 2 2 2 A A C A C 1 0 A 1 3 0 0 D C f f 3 A W U F S y M F ( ) ( ) 5.9: 5.2.9 (per unit system),, (base value),,, ( )Z base, n (), n Z base = n 3n (5.2),, Z[ ], Z pu = Z Z base (5.3), Z pu [pu] 5.3 5.3.1 5.8 5.9,,,, Fse Fsh 2, FR1, SR,,,,, (), 4
5.2: (, ) 1 2 K2 f f FR1 SR K1 10A 2A 300 5A,240 25A 3A () () () () () () () Mf 3A () D D FR2 30A 300, 5
2 5 A 2 4 0 5 A A C 1 0 0 K 2 2 1 f f U W S y M F F ( ) ( ) 5.12: 1,, 5.3: f [A] E 0 [] 1. : : : K2 : ON 2. 3. K1, 4. Mf 0.6A, FR1 5., ( 5.7) 1 6., 7., 1800rpm 1 5.4: f [A] [A] 5.9, OFF ( ),, f E 0, 250 ( 3, 5.10) 1 2 5.9, ( ), 1, E 0 6
250 6 E 0 [] 200 150 100 [A] 4 2 50 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 f [A] 0 0.2 0.4 0.6 f[a] 5.10: 5.11:, 0 f, <6A ( 4, 5.11) K2 K2, 2 K2, 1 1A 1, K2 2,, 5.12 5.13 (, ),,, Source, Load ( A D C 3 0 A D F F R 2 D 5.13: D C 3 0 0 ) RST, UW,, FR2,,,, 7
5.5: f [A] [A] P [W] [] cos φ Q[var] D [] D [A] P D [W] 0.9(Lag) 1., 1800rpm 2., 220 3. OFF, 4., FR1,SR, 5.,,, 6. K1 7. (,, ) 2, 3, 2, [A] 6 4 2 P D =1kW P D =0.5kW P D =0kW 0.4 0 0.6 0.8 1 1.2 1.4 f [A] 5.14: 3. 4. 5., : : : K2 : ON 1. 2. 3, 8
f, ( 5.14), ) : ) : P D =0.5kW ) : P D =1kW 3, 6A ( 5) ), ),,, D 100, D D, P D = D D,, 1, 3, 4, (LEAD) (LAG) 0.9(LAG) 5, DC 4,, 3, ( 5.15) ) : ) : 130% ) : 70%, ( OFF), 1,,,, LAG LEAD 0.6 0.8 1.0 0.8 0.6 f=1.0a f=0.7a f=1.0a f=1.3a 1 0 0.5 1 P D [kw] 6 5 4 3 2 5.15: [A], 6A ( 5), 130% (), 70% ( ), D 100,, D,,, 5.4 1 3 = 220, R = 32.3Ω 3, Y ( 5.16) 1. E[] 9
E R 5.16: 2. [A] X [] 20 10 3. 1 P 1 [W] 4. 3 P [W] 0 0.2 0.4 0.6 0.8 1 1.2 1.4 f [A] 5.,, Y R P, (1, 3 ) P = (5.4) 2 P = R (5.5) P = R 2 (5.6) = R (5.7) 6., 3 2 5.17: 2, 3 X,, E 0, X = E 0 3 (5.9), X ( 5.17) 1.,,? 2. P, Q, S 3., 4. = e jα, = e jβ, P = cos φ Q = sin φ( φ ) P jq = (5.8) 10 4 1., 2.,, 1pu (5.2) 3. 1. (), (5.3) (pu ) 2 (5.8), Q,
Q [kvar] 1.5 1 0.5 0 0.5 1 P D =0kW f=0.7a f=1.0a P D =0.5kW f=1.3a P D =1kW 1.5 0 0.5 1 1.5 2 P [kw] 5.18: 4. K s f1 :, f2 :,, K s = f1 / f2 5., (,...) 5 1.,, Q, Q = ± 3 1 cos 2 φ (5.10) : () : cos φ : ( ) ± : (), ( ) 2. P ( ), Q,,,,, 6 ( 5.18) 1kvar 1kW 6 1., ω, L, 2., C 3. X, E 0, E 0 ( > E 0 ),, E 0, : (5.1) 5.6 E 0, E 0 4., ( < E 0 ), 5.,,,,,,,? 7 1., P, Q, 11
2 X Q 5.19: E 0 X, δ E 0 () P P = E 0 sin δ X Q = 2 E 0 cos δ X (5.11) (5.12) : E 0 = E 0 e jδ, =, (5.1), P jq = 2., E 0 δ, P, Q, (P, Q) = (0, 2 ), E 0 X ( 5.19) :, sin δ, cos δ 8 72 P Q, 3 (,, ), f, ( 5.10) E 0, 3 X,, 5 P Q (,...) 9 1.,, E 0, P,, 2 E 20 2 E0 2 2 P 2 X 2 = X (5.13) X 12 : E 0 = E 0 e jδ, =, (5.1), =, (5.11) δ E 0,, X X, (5.11) δ 2. (5.13),, E 0, P 1, E 0, P 3,? : =( )/ 3, 1 =(3 )/3 1 6. 3. (5.13) P = 0,, X E 0, E 0 4. (5.13),,, f E 0, ( 5.10) P,, P D 3, X 3 1 2, 3, 3, 4
5,,, 6,,, ( 5.8) 7 8, 9 10, 11, 12, 13,,, 14, 15, Mf? 16 (5.3.1 ), Mf 0.6A,,,? 17, 18 ( ), () 19,? 20 21, 5.13,,?? 22? 23, K1,, :, 24,?,? 25? (:) 26,? 27,? 28 5.20,,, 2, P M S k S k 1. S1,S1, 13
S 1 S 2 S 3 S 4 S 2 S 1 S 4 S 3 Y M X M X P 5.20: 2. S1,S2,S3,S4 29 5.20, 30,? ( ) 31 0 0, 0 0,? 32 60Hz, 50Hz,?, 50Hz,? 33 ( 5.8) K1?, K1,? 34 K2,? 35 (MG) Y P 36,, 37, 2, 38 input, output 2 (4 ) 39, (DCM), (SM), (DCG) 1.,, 2.,,?,?(DCM,SM,DCG ) 40 1.5kW 100kg 10m,? 41 1.5kW, 1800rpm 1. 5cm, v[m/s] 2. T [Nm] 3. f[n] 4. P m = fv 5., 14
42, 1, 1, 1,? 1318mm : 43, (5.9), 44 X =12, =220, P =1.5kW, 1, E 0, δ :P,, 3 45, P, 0.9(), E 0, δ : φ, jx,, E 0 46 47,? 48,,? 5.21: 51 5.6, P,, X E 0, E 0, :(5.11) 52 5.6(b), 1 53 5.6(a),(c),, 54, = E 2 0 2 X (5.14) :, =1 Q (5.12),(5.11) δ, P E 0,, (5.13), 5.6(b) 55, A E 0,, 56 P D,? 49 pu, 50 ( 1),, E 0? 15 57 (),? 58, (R a 2 ) ((/f) 2 )
( 1 2 ) ( 1 2 ) ( D 2 ) ( D 2 ) ( 5.21),, 59,,, 60,? 61, 62 n [], n [A], S n [A],? 63 (5.9), 3 64 P, Q (5.11),(5.12), 1, 3? 16