Recent Developments of Electrical Drives - Part 6 doc

... Wave data has been collected S. Wiak, M. Dems, K. Kom ˛ eza (eds.), Recent Developments of Electrical Drives, 39–49. C  20 06 Springer. 42 Mueller et al. F gen F wave x(t) (i,x) desire d Î i(t) Generator ... emulator. 36 P´erez-Donsi´on Figure 17. Graphic representation of the magnets and reluctance torques vs. time during a sudden decrease of the load. we can defined it like...

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... insure ex- tended torque-speed envelope with maximum-torque-perstator-current operation range below the base speed as well as constant-power flux-weakening and maximum-torque- perstator-flux operation ... (eds.), Recent Developments of Electrical Drives, 1–2. C  20 06 Springer. 2 Introductory Remarks harmonics in PM motors. The technique that consists on the choice of an appropriat...

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... model Experimental 0 3, 063 3,151 0 2,7 36 2,855 (1. 46) 2 243 268 2 308 3 76 (3.32) 4 16 (3.22) 3 68 8 732 3 871 1,004 (1.44) 1,140 (1.74) 4 1,319 1,349 4 1 ,67 0 1,720 (1.31) 1, 968 (2.44) 5 2,134 2,078 ... Torque ripple at full load (simulated). I-10. Permanent Magnet Synchronous Machine 103 0 10 20 30 40 50 60 70 80 90 -1 -0 .8 -0 .6 -0 .4 -0 .2 0 0.2 0.4 0 .6 0.8 1...

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... M. Dems, K. Kom ˛ eza (eds.), Recent Developments of Electrical Drives, 165 –1 76. C  20 06 Springer. II-3. Sensorless Rotor-Flux-Oriented Control Scheme 171 Figure 6. Global estimation scheme. Consideringacircuitwiththreesections,six ... (mH) 36 Number of pole pairs 2 120 1800 time [s] 1200 60 0 1800 1200 60 0 0 w w w [min −1 ] w [min −1 ] Figure 6. Experimental results us...

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... flux-linkage has been derived to be used in IPMSM DTC insuring maximum-torque-per-stator-current operation below the base speed as well as constant-power flux-weakening and maximum- torque-per-stator-flux ... (eds.), Recent Developments of Electrical Drives, 187–200. C  20 06 Springer. 182 Muntean et al. low speed, have been recently reported [11,12]. The initial angular position of...

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... V. 0,0E+0 5,0E-5 1,0E-4 1,5E-4 2,0E-4 2,5E-4 3,0E-4 0 0,002 0,004 0,0 06 0,008 0,01 resistance [ Ω] time [s] Figure 23. Equivalent resistance of the rotor bar vs. time. 0,0E+0 1,0E-7 2,0E-7 3,0E-7 4,0E-7 5,0E-7 6, 0E-7 0 ... sizing. Generally, capability of steel-cored S. Wiak, M. Dems, K. Kom ˛ eza (eds.), Recent Developments of Electrical Drives, 295–3 06. C  20 06 Springe...

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... material (% of rated torque) Temp. rise ( ◦ C) 2 2 Cu 4 06. 2 39 .6 1,2 Al 442.2 36. 8 1,2 5 2 Cu 174.0 66 .7 2 Al 260 .9 80.1 2 3 4 Cu 242.4 57.7 Al 268 .4 68 .8 5 4 Cu 168 .4 61 .8 Al 205.2 68 .9 1 No cooling ... lifetime. 0 20 40 60 80 100 120 0 200 400 60 0 800 1000 1200 1400 160 0 n [min-1] M [Nm], I [A] Current - Cu Torque - Al Current - Al Torque - Cu Figure...

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... approachwhichleads toa betterintegration ofspeed reducingfunctions in electric drives, the emergence of new needs to satisfy specifications of the high-effort-at- low-speed type,under moreand more severe ... Technology Division 16, Kudan Building 2F, 1-5 -3 , Kudanminami, Chiyoda-ku, Tokyo 10 2-0 074, Japan. III-3.3. ELECTROACTIVE MATERIALS: TOWARD NOVEL ACTUATION CONCEPTS B. Nogare...

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... Transformer of 3 kVA: Distribution of the magnetic field in the case of no-load. III-3.5. Improved Modeling of Three-Phase Transformer Analysis 459 Table 3. Comparison of results case of unsymmetrical ... measured primary current i C in the case of no-load. III-3.5. Improved Modeling of Three-Phase Transformer Analysis 457 Table 1. Comparison of results case of no-load for...

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... is available from the Library of Congress. ISBN-10 1-4 02 0-4 53 4-4 (HB) ISBN-13 97 8-1 -4 02 0-4 53 4-9 (HB) ISBN-10 1-4 02 0-4 53 5-2 (e-book) ISBN-13 97 8-1 -4 02 0-4 53 5 -6 (e-book) Published by Springer, P.O. ... 83 v Recent Developments of Electrical Drives Best papers from the International Conference on Electrical Machines ICEM’04 Edited by S....

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