# IEE Proceedings - Electric Power Applications

## Filter Results

Displaying Results 1 - 18 of 18
• ### High-performance front-end rectifier system for telecommunication power supplies

Publication Year: 2006, Page(s):473 - 482
Cited by:  Papers (10)
| | PDF (1140 KB)

A high-performance front-end rectifier system is proposed for telecommunication power supplies. The proposed system consists of a boost converter for power-factor correction (PFC) and a asymmetrical half-bridge zeta converter for DC-DC power conversion. A cost-effective implementation for a continuous-conduction-mode boost converter is proposed for a PFC circuit. With a simple passive approach, th... View full abstract»

• ### Adaptive backstepping control for linear-inductionmotor drive using FPGA

Publication Year: 2006, Page(s):483 - 492
Cited by:  Papers (1)
| | PDF (1180 KB)

An adaptive backstepping controller is proposed to control the mover position of a linear-induction-motor (LIM) drive to compensate the uncertainties including the friction force. First, the dynamic model of an indirect field-oriented LIM drive is derived. Next, a backstepping approach is designed to compensate the uncertainties occurred in the motion-control system. Moreover, the uncertainties ar... View full abstract»

• ### ZVT DC-DC PWM converters with magneticallycoupled auxiliary voltage source: a unifying analysis

Publication Year: 2006, Page(s):493 - 502
Cited by:  Papers (2)
| | PDF (546 KB)

A generalised circuit diagram for ZVT PWM converters with magnetically-coupled auxiliary voltage source is proposed. The generalised circuit is presented and analysed; its operation modes and constraints are defined. By means of the proposed generalised topology, published ZVT PWM converters with magnetically coupled auxiliary voltage source can be systematised and better evaluated. Based on the a... View full abstract»

• ### Zero-current-transition PWM DC-DC converters using new zero-current-switching PWM switch cell

Publication Year: 2006, Page(s):503 - 512
Cited by:  Papers (5)
| | PDF (602 KB)

A new family of zero-current-switching (ZCS) pulsewidth-modulated (PWM) converters, which uses a new ZCS PWM switch cell, is presented. The main switch and auxiliary switch operate at zero-current-switching turn-on and turn-off, and the all passive semiconductor devices in the ZCS-PWM converter operate at zero-voltage-switching turn-on and turn-off. Besides operating at constant frequency and with... View full abstract»

• ### Three-phase three-level active power filter with a clamped capacitor topology

Publication Year: 2006, Page(s):513 - 522
Cited by:  Papers (3)
| | PDF (472 KB)

An eight-switch voltage source inverter for harmonic elimination and reactive power compensation is presented. The adopted inverter is based on a three-phase two-leg clamped capacitor circuit topology to reduce the voltage stress on the power semiconductors. Four active switches and one clamped capacitor are used in each inverter leg to achieve three-level pulse-width modulation. The adopted inver... View full abstract»

• ### Signatures of electrical faults in the force distribution and vibration pattern of induction motors

Publication Year: 2006, Page(s):523 - 529
Cited by:  Papers (18)
| | PDF (598 KB)

This paper presents a method for determining the signatures of electrical faults in the airgap force distribution and vibration pattern of induction machines. The monitoring of faults is achieved through measurement of the vibrations of the stator frame. The radial electromagnetic force distribution along the airgap, which is the main source of vibration, is calculated and developed into double Fo... View full abstract»

• ### Phase-belt harmonics in complex finite-element analysis of induction motors with an airgap interface coupling

Publication Year: 2006, Page(s):530 - 534
| | PDF (313 KB)

A model for considering phase-belt harmonics in complex finite-element analysis of induction motors is presented. The rotor motion is accounted for by coupling the stator and rotor fields at a suitable airgap interface. To include the phase belt harmonics, a spectral decomposition of the rotor field is performed. The significant harmonic fields are linked to the stator field at the coupling interf... View full abstract»

• ### Analytical calculation of the RMS current stress on the DC-link capacitor of voltage-PWM converter systems

Publication Year: 2006, Page(s):535 - 543
Cited by:  Papers (84)  |  Patents (2)
| | PDF (551 KB)

A simple analytical expression for the current stress on the DC-link capacitor caused by the load-side inverter of a voltage DC-link-converter system is derived. The DC-link capacitor-current RMS value is determined from the modulation depth and by the amplitude and the phase angle of the inverter output current assuming a sinusoidal inverter output current and a constant DC-link voltage. Despite ... View full abstract»

• ### New approach for stability improvement of speedsensorless induction-motor controls at zero frequency using multirate adaptive observer

Publication Year: 2006, Page(s):544 - 550
Cited by:  Papers (3)
| | PDF (490 KB)

The paper describes a new approach to improve the stability of speed-sensorless vector-controlled induction motors at zero-frequency operation. In the speed-sensorless vector control of induction motors, speed identification based on a fundamental-component model becomes unstable at zero-frequency operation. At zero frequency, the stator voltage and the stator current of induction motors are both ... View full abstract»

• ### Virtual off-line auto calibrating position and current sensors for switched-reluctance-motor drives

Publication Year: 2006, Page(s):551 - 558
| | PDF (661 KB)

To obtain high-performance motor drives, modern control strategies should be employed in the drive system. These techniques are inherently dependent to the measurement devices, or sensors, operating properly. In particular, switched-reluctance-motor drives need position and current sensors to demonstrate full torque-control capability. This requirement yields more expensive and complex drive syste... View full abstract»

• ### Methodologies for the design of LCC voltage-output resonant converters

Publication Year: 2006, Page(s):559 - 567
Cited by:  Papers (12)
| | PDF (444 KB)

The paper presents five structured design methodologies for third-order LCC voltage-output resonant converters. The underlying principle of each technique is based on an adaptation of a FMA equivalent circuit that accommodates the nonlinear behaviour of the converter. In contrast to previously published methods, the proposed methodologies explicitly incorporate the effects of the transformer magne... View full abstract»

• ### Accurate determination of parameters of a claw-pole motor with SMC stator core by finite-element magnetic-field analysis

Publication Year: 2006, Page(s):568 - 574
Cited by:  Papers (21)
| | PDF (522 KB)

Effective and accurate prediction of key motor parameters, such as winding flux, back electromotive force, inductance and core losses, is crucial for design of high-performance motors. Particularly, for electrical machines with new materials and nonconventional topology, traditional design approaches based on the equivalent magnetic circuit, empirical formulas and previous experiences cannot provi... View full abstract»

• ### Comparison of pulse-width-modulation control strategies for three-phase inverter systems

Publication Year: 2006, Page(s):575 - 584
Cited by:  Papers (12)
| | PDF (1628 KB)

A comparison of pulse width modulation (PWM) strategies for three-phase uninterruptible power supplies and motor drive systems based on the total harmonic distortion of the current is presented. The well-known exact' PWM strategies of harmonic elimination, harmonic minimisation, hysteresis band and space vector modulation are considered as a basis for comparing the equivalent regular sampled' PW... View full abstract»

• ### Optimal driving method of stationary discontinuous primary PM-LSM by open-loop control

Publication Year: 2006, Page(s):585 - 591
Cited by:  Papers (7)
| | PDF (1029 KB)

Stationary discontinuous primaries that are used in permanent magnet linear synchronous motors (PM-LSM) have been proposed to satisfy requirements such as speeding up transportation systems and also to simplify maintenance. The synchronisation method of the stationary discontinuous primary PM-LSM was established by the authors' laboratory. However, the velocity ripple of the secondary mover with P... View full abstract»

• ### Low-order parametric force model for eccentric-rotor electrical machine with parallel connections in stator winding

Publication Year: 2006, Page(s):592 - 600
Cited by:  Papers (16)
| | PDF (539 KB)

A low-order parametric model, to accurately represent the eccentricity force acting in a salient-pole synchronous machine equipped with parallel stator windings, is proposed. The force model with parameters estimated from the numerical field calculation results exhibits an excellent performance in a wide whirling frequency range. Results presented also demonstrate the applicability of the model fo... View full abstract»

• ### DC magnetisation of transformers

Publication Year: 2006, Page(s):601 - 607
Cited by:  Papers (9)
| | PDF (277 KB)

A sufficiently high DC component in the current on the secondary side of a transformer causes distortion of the primary side current. Prediction of such distortion relies on the availability of magnetisation curves that extend deep enough into saturation. A simple test, carried out at rated voltage, is proposed which allows the magnetisation curve to be deduced from measured data. In addition, a s... View full abstract»

• ### Intelligent controlled-wind-turbine emulator and induction-generator system using RBFN

Publication Year: 2006, Page(s):608 - 618
Cited by:  Papers (16)
| | PDF (1219 KB)

A radial basis-function network (RBFN) is proposed for the intelligent control of a wind-turbine emulator and an induction-generator (IG) system with an AC/DC power converter. First, the indirect field-oriented mechanism is designed for the control of the IG system. Since the IG system is a nonlinear and time-varying dynamic system, an on-line trained RBFN is developed for the tracking controller ... View full abstract»

• ### Effect of time variation of system impedance and voltage harmonics on LC compensation for nonlinear loads

Publication Year: 2006, Page(s):619 - 624
Cited by:  Papers (3)
| | PDF (184 KB)

The goal of this paper is to determine the values of the optimum switchable LC compensators for maximum power factor or minimum transmission loss for nonlinear loads where the source harmonic voltages, load impedance and the Thevenin impedance are time varying. All the source harmonic voltages follow the same pattern. Also, a simple time variation for the Thevenin impedance is assumed. A significa... View full abstract»

## Aims & Scope

Published from 1994-2006, IEE Proceedings - Electric Power Applications contained significant and original contributions on the applications of electric power. The scope covered a wide range of applications and apparatus in the power field. In addition to papers focussing on the design and development of electrical equipment, papers relying on analysis were also included.

Full Aims & Scope