IEEE transactions on energy conversion, Vol. 23 N°1. IEEE Transactions on energy conversion - Mars 2008
| Titre : | IEEE transactions on energy conversion, Vol. 23 N°1. IEEE Transactions on energy conversion - Mars 2008 |
| Type de document : | Bulletin |
| Paru le : | 09/04/2008 |
Dépouillements
Article : texte imprimé
Wrobel, R., Auteur ;
Mellor, P.H., Auteur
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This paper discusses the performance attributes of the open-slot, modular-wound, external-rotor, topology of electrical machine. Combinations of pole and slot numbers are presented for which the winding factor is maximal and torque ripple is min[...]
Article : texte imprimé
Sumereder, C., Auteur ;
Weiers, T., Auteur
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This study aims to gain insight into the consequences of local defects in stator winding insulation; therefore, optical (microscopic) inspections and voltage-endurance tests have been carried out on in-service aged generator bars. In this contex[...]
Article : texte imprimé
Madawala, U.K., Auteur ;
Baguley, C. A., Auteur
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Field aligned starting (FAS) is a new technique for starting three-phase cage induction motors on single-phase supply lines with minimal inrush currents. It uses a simple energy storage system to generate a very high impulsive torque by which th[...]
Article : texte imprimé
Dutta, R., Auteur ;
Rahman, M.F., Auteur
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This paper evaluates the design of a new segmented interior permanent magnet (SIPM) machine with very wide constant power operation range. The machine uses segmentation of the rotor magnets with the help of iron bridges between magnet segments. [...]
Article : texte imprimé
Diaz, G., Auteur ;
Gonzalez-Moran, C., Auteur ;
Arboleya, P., Auteur
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A literature survey reveals that the study of rotational power losses in stator cores has been conventionally performed by means of finite-element analysis. This paper proposes an alternative characterization of rotational power losses in the to[...]
Article : texte imprimé
Rosado, S., Auteur ;
Xiangfei Ma, Auteur ;
Francis, G., Auteur
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This paper presents the design and implementation of a digital signal processor (DSP)-based generator control unit (GCU) for a variable frequency synchronous generator with brush-less exciter. A novel model-based control algorithm is proposed to[...]
Article : texte imprimé
EL-Refaie, A.M., Auteur ;
Jahns, T.M., Auteur
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This paper thoroughly investigates the impact of the winding layer number and the choice of magnet type on the performance characteristics of surface permanent magnet (SPM) machines with fractional slot concentrated windings designed for wide sp[...]
Article : texte imprimé
Ping Zheng, Auteur ;
Ranran Liu, Auteur ;
Thelin, Peter, Auteur
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A four-quadrant transducer (4QT) is a hybrid electric vehicle (HEV) power train concept. It can enable the internal combustion engine (ICE) to operate at optimum efficiency during all driving conditions with both torque and speed control. The th[...]
Article : texte imprimé
Wamkeue, R., Auteur ;
Baetscher, F., Auteur ;
Kamwa, I., Auteur
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This paper presents a suitable method for time-domain identification of synchronous machine parameters from the hybrid state model recently introduced by the authors in a compact matrix form. The saturated version of this model is developed in t[...]
Article : texte imprimé
Mininger, X., Auteur ;
Lefeuvre, E., Auteur ;
Gabsi, M., Auteur
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This paper presents two vibration control approaches using piezoelectric inserts applied to a switched reluctance machine (SRM) in order to reduce acoustic emission. The semiactive approach, called synchronized switch damping, consists of a part[...]
Article : texte imprimé
Kolehmainen, J., Auteur ;
Ikaheimo, J., Auteur
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A novel type of mechanically robust buried magnet rotor structure is proposed for medium speed permanent magnet machines. A machine utilizing the construction is built, tested, and compared to another machine with traditional V-shaped poles. The[...]
Article : texte imprimé
Mohamed, Y.A.-R.I., Auteur ;
El-Saadany, E. F., Auteur
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This paper addresses the problem of uncertainties in practical permanent magnet synchronous motors (PMSMs), and proposes a simple adaptive internal model within the current feedback and reference current generation structure as a solution. Due t[...]
Article : texte imprimé
Ferreira, F.J.T.E., Auteur ;
de Almeida, A.T., Auteur
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In the European Union, the average load factor of electric motors in both industrial and tertiary sectors is estimated to be less than 60%. However, in some industrial sectors, the average load factor for some motor power ranges can be as low as[...]
Article : texte imprimé
Pai, Fu-Sheng, Auteur ;
Shyh-Jier, Huang, Auteur
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In this paper, a novel approach for the design of power converter for a microturbine is proposed. In the method, a unified control scheme as well as a novel modular arrangement has been developed such that the inverter circuit is capable of para[...]
Article : texte imprimé
Bozhko, Serhiy, Auteur ;
Asher, G., Auteur ;
Risheng Li, Auteur
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The paper considers a solution for integration of large offshore doubly fed induction generator-based wind farms with a common collection bus controlled by a STATCOM into the main onshore grid using line-commutated high-voltage dc connection. A [...]
Article : texte imprimé
Prasad, B.S., Auteur ;
Jain, S., Auteur ;
Agarwal, V., Auteur
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A new single-stage grid-connected inverter, suitable for distributed generation applications, is proposed. The inverter is universal in the sense that it can be switched between buck, boost, and buck--boost configurations by appropriately alteri[...]
Article : texte imprimé
Shahnazi, R., Auteur ;
H. M. Shanechi, Auteur ;
N. Pariz, Auteur
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A position control of a class of servomotors is addressed in this paper via a novel adaptive fuzzy PI sliding mode control. The premise and the consequence parts of the fuzzy rules are tuned with adaptive schemes. To attenuate chattering effecti[...]
Article : texte imprimé
Thounthong, P., Auteur ;
Raël, S., Auteur ;
Davat, B., Auteur
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This paper intends to propose a novel control algorithm for utilizing a polymer electrolyte membrane fuel cell (PEMFC) as a main power source and batteries as a complementary source, for hybrid power sources for distributed generation system, pa[...]
Article : texte imprimé
A novel circuit configuration for compensating for the reactive power of an induction generator is proposed in this paper. This reactive power compensator includes an ac power capacitor set serially connected to a small-capacity power converter.[...]
Article : texte imprimé
Billinton, R., Auteur ;
Yi Cao, Auteur
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Wind energy is considered to be a very promising alternative for power generation because of its tremendous environmental, social, and economic benefits. Electrical power generation from wind energy behaves quite differently from that of convent[...]
Article : texte imprimé
Romer, M., Auteur ;
Miley, G.H., Auteur ;
Nie Luo, Auteur
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Radioisotope cells (RCs) and a direct sodium borohydride/hydrogen peroxide fuel cell ( FC) are compared to conventional chemical batteries through Ragone plots of theoretical (RCs) and experimental (chemical batteries and FC) data. It is found t[...]
Article : texte imprimé
Woon Ki Na, Auteur ;
Bei Gou, Auteur
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This paper presents a dynamic nonlinear model for polymer electrolyte membrane fuel cells (PEMFCs). A nonlinear controller is designed based on the proposed model to prolong the stack life of the PEM fuel cells. Since it is known that large devi[...]
Article : texte imprimé
El-Fouly, T.H.M., Auteur ;
El-Saadany, E. F., Auteur ;
Salama, M.M.A., Auteur
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This paper presents a new technique for predicting wind speed and direction. This technique is based on using a linear time-series-based model relating the predicted interval to its corresponding one- and two-year old data. The accuracy of the m[...]
Article : texte imprimé
Pena, R., Auteur ;
Cardenas, R., Auteur ;
Proboste, J., Auteur
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In this paper, the modeling and control strategy of a wind-diesel generation system are discussed. In the proposed topology, the diesel engine and the wind turbine are both variable-speed machines, allowing maximum fuel efficiency and optimal en[...]
Article : texte imprimé
Omer, E., Auteur ;
Guetta, R., Auteur ;
Ioslovich, I., Auteur
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The energy tower (ET) is a power plant that uses seawater and solar energy accumulated in hot dry desert air to produce electricity. An optimization algorithm was designed and programmed for the design of an ET that also includes water reservoir[...]
Article : texte imprimé
Chong Han, Auteur ;
Huang, A.Q., Auteur ;
Baran, M.E., Auteur
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Recently, renewable wind energy is enjoying a rapid growth globally to become an important green electricity source to replace polluting and exhausting fossil fuel. However, with wind being an uncontrollable resource and the nature of distribute[...]
Article : texte imprimé
Papaefthymiou, G., Auteur ;
Klockl, B., Auteur
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This paper contributes a Markov chain Monte Carlo (MCMC) method for the direct generation of synthetic time series of wind power output. It is shown that obtaining a stochastic model directly in the wind power domain leads to reduced number of s[...]
Article : texte imprimé
Tsikalakis, A.G., Auteur ;
Hatziargyriou, N. D., Auteur
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Microgrids are low-voltage (LV) distribution networks comprising various distributed generators (DGs), storage devices, and controllable loads that can operate either interconnected or isolated from the main distribution grid as a controlled ent[...]
Article : texte imprimé
S. N. Singh, Auteur ;
Erlich, I., Auteur
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The emergence of independent generators and new technologies over past decades has led to the competition in the electricity sector to encourage development of a more market-based electricity industry. The success of wind energy under new market[...]
Article : texte imprimé
Yasuda, Y., Auteur ;
Uno, N., Auteur ;
Kobayashi, H., Auteur
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The rapid expansion of wind power generation has brought problems involving lightning strikes to the fore. Many such incidents have damaged not only the wind turbine that was actually struck but also other turbines that were not, a phenomenon th[...]
Article : texte imprimé
Uzunoglu, M., Auteur ;
Alam, M. S., Auteur
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The most critical attribute of a power control strategy for a fuel cell (FC) and ultracapacitor (UC) based hybrid vehicular power system is the sharing of load demand between available power sources. Transients and rapid changes of the power dem[...]
Article : texte imprimé
As wind power penetrations increase in isolated power systems, more innovative and sophisticated approaches to system operation will need to be adopted due to the intermittency and unpredictability of wind power generation. In this paper, a hybr[...]
Article : texte imprimé
Kyritsis, A.Ch., Auteur ;
Tatakis, E.C., Auteur ;
Papanikolaou, N.P., Auteur
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Two alternative modes of operation for the current-source flyback inverter are investigated in this paper. The discontinuous conduction mode (DCM), where a constant switching frequency (CSF) control method is applied, and the boundary between co[...]
Article : texte imprimé
This paper presents new solution algorithms based on an evolutionary particle swarm optimization (EPSO) for solving the pumped-storage (P/S) scheduling problem. The proposed EPSO approach combines a basic particle swarm optimization (PSO) with b[...]
Article : texte imprimé
Patel, H., Auteur ;
Agarwal, V., Auteur
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The performance of a photovoltaic (PV) array is affected by temperature, solar insolation, shading, and array configuration. Often, the PV arrays get shadowed, completely or partially, by the passing clouds, neighboring buildings and towers, tre[...]
Article : texte imprimé
Dong-Jing Lee, Auteur ;
Wang, Li, Auteur
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Small-signal stability analyzed results of an autonomous hybrid renewable energy power generation/energy storage system connected to isolated loads using time-domain simulations is presented in this paper. The companion paper presents frequency-[...]
Article : texte imprimé
Lopez, J., Auteur ;
Gubia, E., Auteur ;
Sanchis, P., Auteur
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Many large wind farms employ doubly fed induction generators (DFIGs). The main drawback of these machines is their large sensitivity to grid disturbances, especially to voltage dips. As the penetration of wind energy in the network increases, it[...]
Article : texte imprimé
Romer, M., Auteur ;
Miley, G.H., Auteur ;
Nie Luo, Auteur
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The concept of directly collecting secondary electrons created by beta emission through an electrical insulator has been proposed as an attractive low-voltage nuclear battery termed a secondary emission cell (SEC). In this paper, a MATLAB comput[...]
Article : texte imprimé
Jatskevich, J., Auteur ;
Pekarek, S.D., Auteur
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The derivation of accurate dynamic average-value models for synchronous machine-rectifier systems is challenging. A recently proposed parametric approach uses a computer-aided procedure for constructing the required averaged models, wherein the [...]
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