BO CO TH NGHIM IU KHIN QU TRNH

Sinh vin: MSSV : Lp: K & TH Kho : 57Nhm: 03Thng s bi th nghimCourse : 57Class : 01Number: 32Stop Time: 32000

BI 1: XY DNG H THNG IU KHIN MT BNH MC

1. Phng php ng cong p ng

S Simulink:

th ng cong p ng:

T l thuyt ta xcnhc cc thng s:T = 3K= 2.07

kim chng m hnh:

Ta c th ng cong p ng:

Nhn xt: 2 th khng bm nhau:Sau khi hiu chnh ta chn b thng s sauT =3K=2

Ta kim chng li bng s Simulink:

th p ng:

2. Thit k b PID cho i tng theo phng php Ziegler Nichols Bng thng s tnh ton b PIDK=2T = 3

PKp=1/K =0.5

PIKp=0.9/K=0.45Ti = 10T/3=9.9

PIDKp=1.2/K=0.6Ti= 2T=6Td=0.5T=1.5

3. Sch lc iu khin truyn thng

S P&ID:

S Simulink:

th png:

B iu khin P:

B iu khin PI:

Biu khin PID:

4. Sch lc iu khin phn hi vng n

S P&ID:

S Simulink:

th p ng:

B iu khin P:

B iu khin PI:

B th PID:

5. Sch lc iu khin phn hi vng n chng bo ho tch phn

a) PI-RW:S Simulink:

S Simulink PI-RW:

th p ng:

b) PID-RW:S Simulink:

S PID bo ha:

th p ng:

6. Sch lc iu khin tng trng hp khng o lu lng raS P&ID:

S Simulink:

th p ngB iu khin P P:

B iu khin P/PI RW:

th p ng

7. Sch lc iu khin tng trng hp o lu lng ra S Simulink:B iu khin P/P: th p ng:

B iu khin P/PI-RW:

th p ng:

BI 2: XY DNG H THNG IU KHIN HAI BNH MC THNG NHAU

1. Phng php ng cong p ngS Simulink:

th p ng:

Tnh ton theo th ta c cc gi tr T1 =2.8, K1= 2.77, =1.1, T2=3.4 , K=0.36;

Sau khi hiu chnh c th bm ta c cc gi tr:

K1= 2.75T1=2.8K2=0.36T2=3.5

S Simulink

th p ng:

2. Tnh ton b PID

Bng thng s tnh ton b PI, PBnh 1Bnh 2

PKp=0.36Kp=2.77

PIKp=0.33Ti= 9.33Kp=2.49Ti =11.55

3. Sch lc iu khin phn hi vng n cho tng bnh

a) Biu khin P:S Simulink:

th p ng:

b) B iu khin PI-RW

S Simulink:

th p ng:

4. Sch lc iu khin tng trng hp c o lu lng raa) Vng iu khin P-P:S Simulink:

th p ng:

Scope1:

Scope2:

Scope3:

Scope4:

b) Vng iu khin P PIRW:S simulink :

th p ng:

Scope1:

Scope2:

Scope3

Scope4: