Topic 1 three phase induction motors

Tài liệu ORAL TOPIC - 1 docx

... of the NA is to interpret the Constitution, the law and decree- laws, to enact decree-law on matters entrusted to it by the NA 4- The Government of the SRV The Government of the SRV is the excutive ... and power to make and to amend laws, to work out a program for making laws and dcree-laws According to the 19 92 Constitution, the Country’s President, the Standing Committees of NA, the Nationalities ... but decisions taken by the NA to amend the Constitution as stated in Article 14 7 must be approved by at least two- thirds of its total membership Laws and resolutions of the NA must be made pblic...

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Matlab simulink model three phase voltage source inverter

... 1,3,5 0 2,4,6 Table Phase voltage space vectors State Phase voltage space vectors 12/ 3) Vdc / (101) Figure Phase voltage space vectors -(2/3) VdC '(100) Real (001) Table Phase voltage values for ... voltage and the resulting filtered leg and phase voltages are shown in Figs and CONCLUSIONS This section details the step by step development of Matlab/ Simulink model for SVPWM The Simulink model ... This switch state is then passed on to the inverter block The code is given in Appendix ! ~~~~Vdc! , 4.3 Three- phase Inverter Block , < The inverter model is build using 'function' blocks k V...

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A fuzzy logic CC PWM three phase AC DC converter

... output voltage variation is very limited (5 2%) and both a fast recovery of the rated DC voltage and the accurate input currents tracking are obtained Finally the control has been tested for a reference ... proposed CC- PWM AC/ DC actual power factor PF and can be much smaller than the theoretical one, computed for PF= This behaviour can be recognised in Fig that shows the system evolution at startup, ... previous drawbacks, a control technique based on the fuzzy logic is proposed Such a controller is able to manage the energy exchange by taking into account the actual evolution of the electric quantities...

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A three phase voltage type PWM rectifier with the function of an active power filter

... KataokaT 1996, nt -type PWM rectifier with active filtering function" , IEEJ SPC- 96 (107), 11-20 ( in Japanese) KataokaT, Murota 1, Fuse Y, Nakajima D and Nishikata S 1999, A Single -phase Voltage- Type ... forphase v which is given by (11) can also be obtained in the same manner as that explained above for phase U EXPERIMENTAL INVESTIGATION To confirm the operation of the three- phase PWM rectifier with ... term of the n -th harmonic component of i,, Though the AC components are also contained in the output signal of the integrator, they can be made small by the integral action of the integrator and...

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Current control techniques for three phase voltage source PWM converters a survey

... KAZMIERKOWSKI AND MALESANI: CC TECHNIQUES FOR THREE- PHASE VS -PWM CONVERTERS While phase voltages can be controlled independently, phase currents are determined not only by their own phase voltage, ... Novotny and T A Lipo, Vector Control and Dynamics of AC Drives Oxford, U.K.: Clarendon, 1996 [18] S Ogasawara, H Akagi, and A Nabae, A novel PWM scheme of voltage inverter based on space vector ... IEEE-IAS Annu Meeting, 1992, pp 132–138 T Kawabata, T Miyashita, and Y Yamamoto, “Dead beat control of three phase PWM inverter,” IEEE Trans Power Electron., vol 5, pp 21–28, Jan 1990 A Kawamura,...

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