Basic compute torque control

... M (qd  u)  N ②⇒ -④ ↘called "Computed -torque control law." ★ If we selects u(t) stabilizing ③ so that e(t) goes to zero, then non trajectory (1) Selecting control input u(t) as PD : ④   ... m2=1, a1=1, a2=1, initial condition, x=[0 0 0]:theta1, theta2, dtheta1,dtheta2 Simulate PID computed torque control

Ngày tải lên: 03/11/2017, 22:49

... electromagnetictorque when just torque iS controlled _ without flux control under 1.2 N m load with non- ideal trapezoidal back- EMF ,1 (reference torque is 1.225 N m) (a) the back- EMF is not ideally ... the control of a nonsinusoidal brushless dc motor, " in Proc IFEE-JECON Annu Meeting, Orlando, FL, Nov 610, 1995, vol 2, pp 836-843 [9] M Ehsani, R C Becerra, "High-s...

Ngày tải lên: 03/01/2014, 19:44

... 1709 Salih Baris Ozturk and Hamid A Toliyat, Direct torque control of brushless dc motor with non- sinusoidal back- EMF, ” in Proc IEEE-IEMDC Biennial Meeting, Antalya, Turkey, May 3-5, 2007, vol ... the control of a nonsinusoidal brushless dc motor, ” in Proc IEEE-IECON Annu Meeting, Orlando, FL, Nov 6-10, 1995, vol 2, pp 836–843 Y Liu, Z Q Zhu, and D Howe, Direc...

Ngày tải lên: 03/01/2014, 19:46

... the DSP controller together with the inner loop controller Both the sinusoidal current control and the instantaneous torque control are tested with the speed controller The time response of the ... simulated torque from the motor model is used as the feedback torque signal, i.e the feedback is ideal Therefore, the simulated performance of the controller...

Ngày tải lên: 03/01/2014, 19:52

... 290 Torque Control Future trends In this chapter, by using the torque control, a closed-loop sensorless speed drive system has been implemented ... realize a closed-loop high performance position control system by using a torque control method Conclusions In this chapter, two different adaptive controllers have been proposed for a synchronous ... parameters of the controllers are...

Ngày tải lên: 20/06/2014, 07:20

... and Kayhan Gulez 15 5 11 3 VI Contents Part Special Controller Design and Torque Control of Switched Reluctance Machine 19 9 Chapter Switched Reluctance Motor Jin-Woo Ahn 2 01 Chapter Controller Design ... Relating to the Control of the Permanent Magnet Synchronous Motors 12 7 Chapter Direct Torque Control of Permanent Magnet Synchronous Motors 12 9 Selin Ozcira and Nur Beki...

Ngày tải lên: 20/06/2014, 07:20

... [A] not corrected isd [A] * isd [A] 2. 5 2. 0 1.5 1.0 0.5 0.0 3.5 3.0 2. 5 2. 0 isq 1.5 isq 1.0 1.6 1.8 2. 0 2. 2 2. 4 2. 6 2. 8 3.0 * Torque command,sq [A] i a) 3 .2 3.4 [A] not corrected [A] * 0.5 isq ... Motor torque and speed [p.u.] 0.8 0 .2 0.0 -0 .2 -0.4 0.8 0.6 0.4 0 .2 Ψrq -0.6 0.0 -0.8 0.0 0.5 1.0 1.5 time [s] a) 2. 0 2. 5 0.0 1.0 1.5 time [s] c) 2. 0 2. 5 1.0 1....

Ngày tải lên: 20/06/2014, 07:20

... -0.5 0.5 -50 1.5 30 3. 5 4.5 3. 02 3. 04 3. 06 3. 08 3. 1 3. 12 3. 14 3. 16 3. 18 3. 2 -10 -20 2.5 Time(s) -10 10 1.5 20 10 30 20 0.5 -20 -30 0.5 0.52 0.54 0.56 0.58 0.6 0.62 0.64 0.66 0.68 -30 0.7 Fig Stator ... V10 V 13 V 13 V16 V16 V1 V1 -1 V16 V1 V1 V4 V4 V7 V7 V10 V10 V 13 V 13 V16 -2 V 13 V16 V16 V1 V1 V4 V4 V7 V7 V10 V10 V 13 V8 V9 V11 V12 V14 V15 V17 V18 V2 V3 V5 V6...

Ngày tải lên: 20/06/2014, 07:20

... 0 .4 0 .4 Torque (pu) Torque (pu) 0.1 0.2 0.3 0 .4 0.1 0.2 0.3 0 .4 1.2 Flux (pu) Flux (pu) 0.3 Te Te* TL 0.8 ψs ψs* 0.8 0.1 0.2 0.3 0 .4 1.5 0.5 0.1 0.2 0.3 -1 0.1 0.2 0.3 0.3 0 .4 0.1 0.2 0.3 0 .4 ... must remain constant 60 Torque Control DTC-SVM 1.1 Speed (pu) Speed (pu) Classic DTC 0.9 0.1 0.2 0.3 0 .4 Torque (pu) Torque (pu) 0.5 0 0.1 0.2 0.3 0.3 0 .4 0.5 0.1 0.2 0...

Ngày tải lên: 20/06/2014, 07:20

... (pu) 0 .5 0.3 0. 35 0.4 0. 45 0 .5 0 .55 0 .5 0. 35 0.4 0 .55 0.6 0.9 0.8 0.7 0. 35 0.4 0. 45 0 .5 Time (sec) 0 .55 0.6 0.9 0.8 0.7 0.3 0. 35 0.4 0. 45 0 .5 Time (sec) 0 .55 0.6 (a2) 1 .5 1 .5 Torque (pu) Torque ... (Nm) Torque (Nm) 150 0 1000 50 0 (a) Te Te* TL 0 0 .5 1 .5 2 .5 500 Te Te* TL 0 0 .5 1 .5 2 .5 0 .5 1 .5 2 .5 0 .5 1 .5 2 .5 0 .5 1 .5 2 .5 150...

Ngày tải lên: 20/06/2014, 07:20

... of Table 2) 104 Torque Control Φs Tem S1 S2 S3 S4 S5 S6 TI V2 V3 V4 V5 V6 V1 V0 V7 V0 V7 V0 V7 V6 V1 V2 V3 V4 V5 TI V3 V4 V5 V6 V1 V2 = V7 V0 V7 V0 V7 V0 TD FD = TD FI V5 V6 V1 V2 V3 V4 Table ... M Depenbrock presented a new technique for the induction motor torque 102 Torque Control control called Direct Torque Control (DTC), (Noguchi, T & Takahashi, I 1984), Depenbrock, M & S...

Ngày tải lên: 20/06/2014, 07:20

... induction machine (DFIM) and the control of doubly star asynchronous machine (DSAM), using direct torque control (DTC) Principe du control direct du couple Direct torque control is based on the flux ... Time (s) Fig Robust control for a speed variation 1 17 118 Angular speed (rad/s) Electromagnetic torque (N.m) Torque Control Time (s) Stator flux( Wb) Time (s) Time (s) Fi...

Ngày tải lên: 20/06/2014, 07:20

... Noguchi, 1 986 ) developed the direct torque control only using the torque routines for asynchronous motors Direct Torque Control of Permanent Magnet Synchronous Motors 131 (Depenbrock, 1 988 ) presented ... there are two control methods used for the PMSM; field oriented control and direct torque control The AC drives in which flux oriented control (FOC) is used field co...

Ngày tải lên: 20/06/2014, 07:20

... pp 286- 297 , ISSN 0885- 899 3 Matsui, N & Ohashi, H ( 199 2) DSP-based adaptive control of a brushless motor IEEE Transactions on Industry Applications, Vol.28, No.2, pp 448–454, ISSN 0 093 -99 94 Noriega, ... Examination and Linearization of Torque Control System for Direct Torque Controlled IPMSM IEEE Transactions on Industry Applications, Vol 46, No.1, pp 1 59- 166, ISSN 0 093 -99...

Ngày tải lên: 20/06/2014, 07:20

... Flux and torque bands limitations In HDTC the motor torque control is achieved through two hysteresis controllers, one for stator flux magnitude error control and the other for torque error control ... High Performance Direct Torque Control Algorithm (HP-DTC) In this section, a new direct torque algorithm for IPMSM to improve the performance of hysteresis direct torque co...

Ngày tải lên: 20/06/2014, 07:20