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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: