Electric Machines and Drives Part 14 doc

... 22t12t04t Electric Machines and Drives 256 1.1 1.11 1.12 1.13 1 .14 1.15 1.16 1.17 1.18 1.19 1.2-40-30-20-10010203040ILbTime (s)1.1 1.11 1.12 1.13 1 .14 1.15 1.16 1.17 ... Humberto Pinheiro Hilton A. Griindling, Jose R. Pinheiro and Helio L. Hey, “On the Space Vector Modulation and Limiting Electric Machines and Drives 254 0 0.01 0.02 0.03 0.04 0.05 0.06-505ILa0 ... ,11V ,1V Electric Machines and Drives 250 Case II Unbalanced reference system voltages with the presence of unbalanced harmonics 0 0.002 0.004 0. 006 0.008 0.01 0.012 0. 014 0.016 0.018...

Electric Machines and Drives Part 2 docx

... the adoption of Standard CAN/CSA- Electric Machines and Drives 14 Fig. 7. Stator Premium motors Fig. 8. Rotor Premium motors Electric Machines and Drives 16 Fig. 11. Drive impact ... incentives and voluntary measures for the energy efficiency of electric motors is not sufficient, as it is prerequisite to implement mandatory measures for Electric Machines and Drives 22 ... shape and pitch, but may have different turn numbers and wire sizes; usually smaller in order to be accommodated in the slots together with the stator. The windings are Electric Machines and Drives...

Electric Machines and Drives part 11 docx

... Electric Machines and Hybrid Electric Vehicles Applications 191 (a) The power sharing between FC and SC on NEDC driving cycle (b) The power sharing between FC and ... optimization (PSO) used to achieve the best performance for the electric machines and electric drives. In addition, by analyzing and comparing the results, it is shown that control strategy based ... voltages and currents under unbalanced voltage supply with reduced DC-link capacitance without compensation. Electric Machines and Drives 194 Sixth International Symposium on Micro Machine and...

Electric Machines and Drives Part 1 pot

... be obtained from orders@intechweb.org Electric Machines and Drives, Edited by Miroslav Chomat p. cm. ISBN 978-953-307-548-8 ELECTRIC MACHINES AND DRIVES Edited by Miroslav ChomatContentsVISwarm ... 34-2 standard “Rotating electrical machines – Part 2: Methods for determining losses and efficiency of rotating electrical machinery from tests”. The standard first introduced in 1972 and updated ... rotating electric machine. Electric drives have quickly become an integral part of our everyday lives and we can hardly imagine our civiliza-tion without them. Electric drives play a vital part...

Electric Machines and Drives part 6 ppt

... drive with step increase in speeds Electric Machines and Drives 96 Verghese, G. C. & Sanders, S. R. (1988). Observers for flux estimation in induction machines. IEEE Trans. Ind. Elec, ... jNωLmis+ Lrddtir+ Lmddtis(26)102 Electric Machines and Drives where Rs, Rr, Ls and Lrare the stator/rotor resistances and inductances, Lmis the magnetizinginductance, ... FLC and MRAS algorithms. The transfer functionof SVF is of second order as it is necessary to obtain the ﬁrst order derivative.Gsv f=ωsv fs+ ωsv f2(38)104 Electric Machines and Drives Sensorless...

Electric Machines and Drives part 7 ppt

... desired torque, and will be taken as a simple PI controller. The reader isreferred to (1) for motivation and additional details on this control conﬁguration.122 Electric Machines and Drives 0 10 ... Lmpidsp− Lmcidsc)ωr128 Electric Machines and Drives where σ is an arbitrary angle.The model of the DFIG-IM in the stator frame of the two machines is given by (see (4) and (3)for in depth details):⎧⎪⎪⎪⎪⎪⎨⎪⎪⎪⎪⎪⎩⎡⎢⎣˙λrG˙λsMG˙λrM⎤⎥⎦+⎡⎣aI2−nG˙θGJbI20aI2−nG˙θGJeI2−cI2+ ... variables1prime mover torque and speed, (τLG, ωG) ,and rotor and stator voltages and currents,(vrG, irG), (vsG, isG), respectively. The IM, on the otherhand, is a two–port system with...

Electric Machines and Drives part 8 pdf

... 1999. 144 Electric Machines and Drives equation¯σq= LsqLrq− L2mq,¯σd= LsdLrd− L2md, p is the poles pairs and n is the relationshipbetween the number of turns for auxiliary and ... voltages vrGa and vrGb, the IM rotor speed ωmM and itsestimationˆωmM, the estimated IM load torqueˆτML, and the estimated IM speed, given by132 Electric Machines and Drives 52.6 52.65 ... resistances.Also, a power ﬂow analysis can be undertaken between the generator, the IM and the grid 142 Electric Machines and Drives 241.35 241.4 241.45 241.5 241.55−10−50510t(s)isGa & isGb(A)241.35...

Electric Machines and Drives part 9 potx

... 3. Motor parameter identiﬁed in simulation.154 Electric Machines and Drives Swarm Intelligence Based Controller for Electric Machines and Hybrid Electric Vehicles Applications 163 rMLlMLmqLlr+-(1/k)ωrλdr+-VqsrriqsiqrRqf ... 2009. IECON ’09. 35th AnnualConference of IEEE, pp. 1003 –1008.160 Electric Machines and Drives Electric Machines and Drives 168 Areall possible operatingconditions optimizedvarying ... population of random solutions. Each potential solution, called a particle. Each particle is given a random velocity and is flown through the problem space. The particles have memory and each particle...

Electric Machines and Drives part 12 pot

... control and direct torque control (DTC) (Takahashi and Noguchi, 1986) are analyzed. The main drawback of the two first strategies is that they use an encoder to obtain Electric Machines and Drives ... Industrial Technology, pp. 510 – 515, ISBN: 978-1-4244-3506-7, Gippsland, Australia, February 2009. Electric Machines and Drives 214 Fig. 44. DC-link current under unbalanced voltage supply ... Correa et al. (2004). The transformation matrix and its application can be written as Electric Machines and Drives 226 voltage vector and then will be synthesized by a PWM technique (Jabbar...

Electric Machines and Drives part 13 potx

... two Electric Machines and Drives 242 axisγ−8V6V2V116VV 14 V9Vaxisβ−axisβ− axisγ−8V6V2V116VV 14 V9Vaxisβ−axisβ− axisγ−8V6V2V116VV 14 V9Vaxisβ−axisβ− ... and Drives 230 Fig. 9. Commanded and estimated torque (Nm). Fig. 10. Commanded and estimated flux Fig. 11. Stator currents in stator flux reference frame. Electric Machines ... the motor speed. In Fig. 9 and Fig. 10, the torque Fig. 8. Motor speed (rpm). Electric Machines and Drives 248 7V4V6V3V5V2V116VV15V12V 14 V13V9V10V11V8Vaxisβ−axisα−axisγ−...

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