1\已知控制系统的传递函数 G(s)=10/(s2+2S+5 ) 求其单位脉冲响应C(t) " G0 l {6 n- D J3 W
2\设系统如图,为了使闭环极点S=-1
' w8 Y6 \9 t! r9 V( n% I X- m# `7 L/ s6 w6 {# `! {0 Y
4 ?6 e/ J0 P9 L+ l" O+ s# o0 V
- N" C3 Z' j' W5 q t: v! A. ?/ Y
' k9 A, p# t5 B1 h. W7 ?0 f
' M( |- \! v; e$ g6 C v" j/ S/ O4 |! B
$ @# t8 ~+ M3 o: F! ]) d8 Z+ k" |' x# u) B; w3 L
- y6 C! l3 J2 c: J! ]: f
/ I2 E8 G$ R7 k
; `% I2 W. W6 ]
±j√3 试确定反馈系数Kb 的数值,最后利用求出的Kb 值画出轨迹图 | | 6 c* e* i6 F# Q$ ~/ {1 ~8 ^* g
| 6 ^: N I6 L" f- K: M
|
! V8 n# x6 ]; G7 t | " P% l8 p- V! O
| / o1 R) I1 n/ M6 v; {
|
1 X1 Y$ G" F# q$ N( o | ' O3 e2 U0 [( \/ S
| 4 {: g4 E# F) H( F
) Y/ B7 b! K# a4 o1 _( O
val id=_x0000_s1028 style="MARGIN-TOP: 13.5pt; Z-INDEX: 3; MARGIN-LEFT: 87.75pt; WIDTH: 12.75pt; POSITION: absolute; HEIGHT: 18pt" strokecolor="windowText [64]" o:insetmode="auto" fillcolor="window [65]">val>
9 u* G+ K0 ?0 f- q8 f+ U2 L C K/S2
& b% r' A' v; |' W \2 a" f1+Kbs val id=_x0000_s1038 style="MARGIN-TOP: 20.25pt; Z-INDEX: 12; MARGIN-LEFT: 212.25pt; WIDTH: 6pt; POSITION: absolute; HEIGHT: 6pt" strokecolor="windowText [64]" o:insetmode="auto" fillcolor="window [65]">* K/ p! j; s. c
0 H0 T, a7 O3 ^/ M8 S
+ I+ N& _# [& J9 N; g: q
% f4 ] }% s5 v | |
( h$ x% M5 m+ r; ` | 6 @' z4 Y2 O7 B( l/ b+ u" k/ b) N! x$ r
|
8 O+ ~% v" Q9 v0 X8 R. m | " ^8 t# M: d7 p, r
|
7 H5 I' ~+ g% V8 }4 p$ q |
* {6 Q! g) l# {6 q, H/ O/ { |
' ?4 c1 C( X; K8 D | - V- X) }1 g( V9 l9 e: R
$ b E. A0 ?2 h7 ]( c6 |* `$ z( Z. Q8 gRs | * x! \3 R, V7 z, C) G5 R
| " E: {5 g8 E6 B( Z# s6 p
| / n; k- I6 j1 V& c! U8 g
|
7 S8 k4 e, N/ ]4 ` |
- {& ]' R: R C, L5 K | " P: ?" o' U6 C# s( R5 P$ u# h
|
. L' l. ^; e; P7 }1 ~8 ?6 K0 Z |
% c3 T5 f% J/ u1 \; P9 F: Z6 \0 j/ L0 S* }# f
| ' W( }6 v0 C& ^ x; u, }
| 9 D/ I" E* n0 t' K
- |
$ C$ S3 v9 E }5 ^" p# y3 p | 5 l7 w3 b" L1 T# B6 J' A! W, E
C(s) |
O: j# N7 v% u1 a | 3 z' n" H7 U; r% ?, x
|
. U+ I: d: Y5 u7 d1 S | 1 j( t3 y) t! ]; r7 ^
9 A! K$ j* ]( A | & d1 n1 A* z) z9 S7 h, \5 v
| 7 M, B/ I# o* A5 d
| 6 G# t: Y- I0 \+ c' J6 a s
| & M! [. R# U, b1 y6 X) V
|
$ m$ f/ \* ~" j/ s9 ~ | 1 p# E8 o" k/ E# K( _& f: O
|
' \3 p. g; k* y6 a | 6 C1 z1 h4 i3 Q
9 o. V* S6 X' o: [
|
- b. c% Y& J: g4 O) f+ @4 U1 E! A |
0 t2 j7 j) W& R4 w6 }9 H | 5 Q. E0 i- C2 R6 Y
| `0 K7 R$ J' l' [/ i+ O: @! C
| 0 {& k: Y( k8 j* \$ b; m
| ) u, I4 F8 X: d( {3 ?& [% R
| 1 ?4 S0 m' v0 V0 Z8 f3 N
|
) P% l. {7 Y6 ?, l9 W' H) f6 P- F4 }1 j2 Y' {) W" ]0 i' y, h
| " x" j) m u. G4 \) J5 s0 V5 [
|
3 O h3 `/ h3 g1 d0 Z | 7 O% y( ~+ H5 n, p5 r+ e
| ! ], @0 C& `$ g8 a( L: k
|
1 K. ?* I% E, ?2 I |
- M7 G3 v* e- L" l4 ^. L* s |
d* j3 i! r% y( F | |