IEEE transactions on energy conversion, Vol. 25 N° 2. IEEE transactions on energy conversion - Juin 2010
| Titre : | IEEE transactions on energy conversion, Vol. 25 N° 2. IEEE transactions on energy conversion - Juin 2010 |
| Type de document : | Bulletin |
| Paru le : | 06/10/2010 |
Dépouillements
Article : texte imprimé
Sonnaillon, M.O., Auteur ;
Bisheimer, G., Auteur ;
De Angelo, C., Auteur
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A sensorless internal temperature monitoring method for induction motors is proposed in this paper. This method can be embedded in standard motor drives, and is based on the stator windings resistance variation with temperature. A small AC signa[...]
Article : texte imprimé
Zhaoping, Xu, Auteur ;
Siqin, Chang, Auteur
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This paper investigates the use of moving coil linear machines (MCLM) in the internal combustion linear generator (ICLG), which is a novel solution for series hybrid electric vehicles, distributed generation, and emergency power supply. Accordin[...]
Article : texte imprimé
Kini, P.G., Auteur ;
Bansal, R. C., Auteur
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Centrifugal pumps are the most widely used ac-motor-driven pump systems mainly for water pumping applications. Due to increasing and varying load demand, voltage variation and unbalance is a reality and has to be dealt with carefully. Studies on[...]
Article : texte imprimé
Chen, J. T., Auteur ;
Zhu, Z.Q., Auteur
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A simple analytical method is developed to compare the combinations of stator and rotor pole numbers in flux-switching permanent magnet (PM) machines in terms of back electromotive force (EMF) and electromagnetic torque. The winding connections [...]
Article : texte imprimé
Idjdarene, K., Auteur ;
Rekioua, D., Auteur ;
Rekioua, T., Auteur
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In this paper, the performance of an isolated self-excited induction generator driven by a wind turbine under unbalanced loads is studied. First, the whole system, including the induction generator, the capacitors, and the loads, is modeled. The[...]
Article : texte imprimé
Espinosa, A.G., Auteur ;
Rosero, J.A., Auteur ;
Cusido, J., Auteur
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This paper presents a novel method to diagnose demagnetization in permanent-magnet synchronous motor (PMSM). Simulations have been performed by 2-D finite-element analysis in order to determine the current spectrum and the magnetic flux distribu[...]
Article : texte imprimé
Linni Jian, Auteur ;
Chau, K. T., Auteur
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This paper proposes a coaxial magnetic gear that offers higher torque density, lower cogging torque, and lower iron losses than its counterparts. The key is to newly employ a Halbach permanent-magnet (PM) array to constitute the PM poles in the [...]
Article : texte imprimé
Bash, M. L., Auteur ;
Williams, J.M., Auteur ;
Pekarek, S.D., Auteur
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Recent research has compared the numerical efficiency of magnetic equivalent circuit (MEC) models based upon Kirchhoff's voltage law (mesh equations) and Kirchhoff's current law (nodal equations). For stationary magnetic components, it was shown[...]
Article : texte imprimé
Amrhein, M., Auteur ;
Krein, P.T., Auteur
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Developments in power electronics technology, materials, and changing application requirements are driving advances in electric machines. Limitations of standard motor design, particularly for induction machines, restrict performance capabilitie[...]
Article : texte imprimé
Cistelecan, M.V., Auteur ;
Ferreira, F.J.T.E., Auteur ;
Popescu, M., Auteur
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In this paper, a complete theory and analysis method for combined star-delta three-phase windings from the point of view of magnetomotive force spatial harmonics content and equivalent winding factors calculation is developed. The method allows [...]
Article : texte imprimé
Si Zhe, Chen, Auteur ;
Cheung, N. C., Auteur ;
Ka Chung, Wong, Auteur
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An integral sliding-mode direct torque control (ISM-DTC) scheme with space-vector modulation for wind-energy conversion systems based on doubly-fed induction generators (DFIGs) under unbalanced grid voltage is proposed. The torque and power puls[...]
Article : texte imprimé
Wan-Ying Huang, Auteur ;
Bettayeb, M., Auteur ;
Kaczmarek, R., Auteur
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Rare earth permanent magnet synchronous machines with the pulsewidth modulated supply are exposed to magnets' heating due to harmonic fields, which rotate in relation to rotor. In cases when skin effect is negligible, the corresponding eddy-curr[...]
Article : texte imprimé
Fukami, T., Auteur ;
Hayamizu, T., Auteur ;
Matsui, Y., Auteur
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This paper presents a simple mathematical model for the steady-state analysis of a permanent-magnet-assisted salient-pole synchronous generator (PMa-SG). The PMa-SG is a new type of salient-pole SG that has PMs between the adjacent pole shoes. T[...]
Article : texte imprimé
Gadoue, S.M., Auteur ;
Giaouris, Damian, Auteur ;
Finch, J.W., Auteur
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In this paper, two novel adaptation schemes are proposed to replace the classical PI controller used in model reference adaptive speed-estimation schemes that are based on rotor flux. The first proposed adaptation scheme is based on sliding-mode[...]
Article : texte imprimé
Wrobel, R., Auteur ;
Mellor, P.H., Auteur ;
McNeill, N., Auteur
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This paper describes the thermal analysis of an external-rotor brushless permanent-magnet motor used in a traction application. The machine has a nonstandard open-slot stator lamination and is wound with a single-layer concentrated ``modular'' w[...]
Article : texte imprimé
Singh, B., Auteur ;
Singh, S., Auteur ;
Hemanth Chender, S.P., Auteur
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A load-commutated inverter (LCI) fed synchronous motor (SM) is operated as an adjustable speed drive (ASD) in high-power applications. These drives are known as commutatorless motor (CLM) drives and posses many promising features like high effic[...]
Article : texte imprimé
Yuwen, Hu, Auteur ;
Lanhong Zhang, Auteur ;
Wenxin Huang, Auteur
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A fault-tolerant scheme of an induction generator using instantaneous torque control (ITC) is proposed in this paper. In the case that a power switch of the converter goes wrong, the system can be reconfigured to a four-switch three-phase (FSTP)[...]
Article : texte imprimé
Jin Yang, Auteur ;
Fletcher, J.E., Auteur ;
O'Reilly, J., Auteur
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This paper proposes a new converter protection method, primarily based on a series dynamic resistor (SDR) that avoids the doubly-fed induction generator (DFIG) control being disabled by crowbar protection during fault conditions. A combined conv[...]
Article : texte imprimé
Xiuhe, Wang, Auteur ;
Hui, Zhong, Auteur ;
Yubo, Yang, Auteur
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This paper presents a novel energy efficient single-phase induction motor with three series-connected windings and two capacitors. By suitable selection of capacitors, the currents in three windings are approximately symmetrical, and thus, the m[...]
Article : texte imprimé
Seok-Hee Han, Auteur ;
Soong, W.L., Auteur ;
Jahns, Thomas M., Auteur
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Interior permanent magnet (IPM) synchronous machines can experience large harmonic eddy-current losses in the stator teeth under flux-weakening operation, significantly depressing the efficiency of these machines at high operating speeds. This p[...]
Article : texte imprimé
A novel type of mechanically robust synchronous reluctance rotor structure is proposed for medium speed synchronous reluctance machines. A machine utilizing the construction is built, tested, and compared to another machine with the common synch[...]
Article : texte imprimé
Nakahama, T., Auteur ;
Ishibashi, F., Auteur ;
Sato, K., Auteur
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This paper studies the effects of blades' forward-swept amount in the rotation direction and forward-inclined amount in the intake direction on the flow around the fan blades of a large open-type motor. The authors have previously clarified this[...]
Article : texte imprimé
Beard, L. M., Auteur ;
J. B. Cardell, Auteur ;
Dobson, I., Auteur
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This paper, prepared by the Climate Change Technology Subcommittee, a subcommittee of the Power and Energy Society Energy Development and Power Generation Committee, identifies key technical issues facing the electric power industry, related to [...]
Article : texte imprimé
Puranik, S.V., Auteur ;
Keyhani, A., Auteur ;
Khorrami, F., Auteur
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This paper proposes a neural network model of a 500-W proton exchange membrane (PEM) fuel cell. The nonlinear autoregressive moving average model of the PEM fuel cell with external inputs is developed using the recurrent neural networks. The dat[...]
Article : texte imprimé
Liang-Rui Chen, Auteur ;
Chih-Hui Tsai, Auteur ;
Yuan-Li Lin, Auteur
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In this paper, a novel photovoltaic (PV) maximum power point tracking (MPPT) based on biological swarm chasing behavior is proposed to increase the MPPT performance for a module-integrated PV power system. Each PV module is viewed as a particle,[...]
Article : texte imprimé
Article : texte imprimé
Montilla-DJesus, M.E., Auteur ;
Santos-Martin, D., Auteur ;
Arnaltes, S., Auteur
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This paper aims to calculate the optimal operation of offshore wind farms (OWF) working with wind turbines based on doubly fed induction generator (DFIG) technologies, and with a high-voltage dc transmission connection. The objective of the opti[...]
Article : texte imprimé
Rahimi, M., Auteur ;
Parniani, M., Auteur
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This paper first discusses dynamic characteristics of wind turbines with doubly fed induction generator (DFIG). Rotor back electromotive force (EMF) voltages in DFIG reflect the effects of stator dynamics on rotor current dynamics, and have an i[...]
Article : texte imprimé
Cimuca, G., Auteur ;
Breban, S., Auteur ;
Radulescu, Mircea M., Auteur
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Flywheel energy storage systems (FESSs) improve the quality of the electric power delivered by wind generators, and help these generators contributing to the ancillary services. Presently, FESSs containing a flux-oriented controlled induction ma[...]
Article : texte imprimé
Khatod, D.K., Auteur ;
Pant, V., Auteur ;
Sharma, Jaydev, Auteur
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This paper presents a systematic analytical approach for the well-being assessment of small autonomous power systems (SAPSs) with wind and solar energy sources. The proposed technique accounts for the uncertainties associated with solar irradian[...]
Article : texte imprimé
Liangyu Ma, Auteur ;
Yongguang Ma, Auteur ;
K. Y. Lee, Auteur
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Practical fault diagnosis of a thermal system is very important in ensuring safe and reliable operation of a power plant. However, it is a difficult task due to the structural complexity of a thermal system, varying degree of severity of a fault[...]
Article : texte imprimé
Wang, Li, Auteur ;
Zan-Jia Chen, Auteur
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This paper presents the dynamic-stability analyzed results of both dynamic simulations and steady-state performance of a wave-energy power generation system containing a grid-connected induction generator (IG) driven by a Wells turbine. The stat[...]
Article : texte imprimé
Munteanu, I., Auteur ;
Bratcu, A.I., Auteur ;
Seddik Bacha, Auteur
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This paper focuses on the design, building, error evaluation, and performance assessment of a physical simulator for a variable-speed wind energy conversion system (WECS). Such simulator, dedicated to control algorithms validation, must replicat[...]
Article : texte imprimé
Sequential wind simulation models have been developed to forecast effective load-carrying capability (ELCC), but they produce data that follow a Gaussian distribution, which can be considerably different from real wind-speed distributions, and t[...]
Article : texte imprimé
Abad, G., Auteur ;
Rodriguez, M.A., Auteur ;
Poza, J., Auteur
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This letter proposes a rotor flux amplitude reference generation strategy for doubly fed induction machine based wind turbines. It is specially designed to address perturbations, such as voltage dips, keeping controlled the torque of the wind tu[...]
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