Indirect space vector control of matrix converter

... control of matrix converter, second is indirect control of matrix converter. 2.1 Limitation of Control for MC For explanation of limitation of control is use Fig. 4. where is simplified 3ph 3ph. matrix ... [ ] )( tM is modulation matrix. Simulation result for this control for matrix converter will be show below. 4. Indirect Space Vector Control...

Ngày tải lên: 13/05/2014, 00:55

... direction of the rotor flux Z r (case IM) or of the pole flux Z p (case 2 Principles of vector orientation and vector orientated control structures Formation of the space vectors and its vector ... 1.3 Acquisition of the field synchronous current components 4 Principles of vector orientation and vector orientated control structures Formation of the spac...

Ngày tải lên: 18/12/2013, 09:10

... V AB ,to distinguish from matrix converter voltages. I. B AC KGROU N D R ESEARCH on matrix converter has received great at- tention since the inception of this kind of direct ac/ac converter [1]–[10]. ... method for matrix converters,” IEEE Trans. Power Electron., vol. 25, no. 5, pp. 1201–1210, May 2010. [27] L. Huber and D. Borojevic, Space vector modulated three-phase to...

Ngày tải lên: 13/05/2014, 00:55

... description of what are the performance of a matrix converter. A qualitative analysis of some performance parameters is carried out. Some numerical results based on a simplified model of a matrix converter ... Casadei, G. Grandi, G. Serra, A. Tani, Space vector control of matrix converters with unity input power factor and sinusoidal input/output waveforms,” Proceed...

Ngày tải lên: 13/05/2014, 00:55

... matrix. f V k V l v ref 60 oV 0 d k V k d l V l Fig. 5: Space vector modulation. The reference space vector can be expressed as a linear combination of three adjacent space vectors, two low magni- tude space vectors and the null space vector, ... conventional matrix converter. The new modular matrix converter and the conventional matrix converter are compared in...

Ngày tải lên: 13/05/2014, 00:55

... Probable displacement of the operating point between the operating power and the maximum power, in the event of change of the wind speed, the control of the buck- boost converter perturbs ... point (k+1). Search rules of the various cases of operation are summarized in the table I. Fi g.4. Operation modes of buck boost converter 4 TABLE 1 SUMMARY OF CONTRO...

Ngày tải lên: 03/01/2014, 19:15

... Conduction 2.1 Principles of the Proposed Method Title Block Indirect torque control method of BLDC motor explained in [9] was extended to a direct torque and indirect flux control technique for ... and Indirect Flux Control of Brushless DC Motor with Non-sinusoidal Back-EMF without position sensor Abstract: In this paper, the position sensorless direct torque a...

Ngày tải lên: 03/01/2014, 19:45

... instantaneously controlled by the torque controller using the integral variable structure control (IVSC) and the space- vector PWM (SVPWM). However, this technique increases the complexity of the control system. The ... related part of the control (d-axis current). The one out of six voltage space vectors is selected using look- up table in every sampling time to provide fast...

Ngày tải lên: 03/01/2014, 19:46

... large. The current vector control method of PM motors is examined to expand the operating limits considering the inverter capacity. This control method is optimum in the sense of deriving maximum ... shows the scheme of the flux-weakening control sys- tem in which the current vector is controlled according to the Vlim EO - Xdzlim * w3 = MORIMOTO et al. : EXPANS...

Ngày tải lên: 08/03/2014, 22:01