IEEE Transactions on Energy Conversion

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• [Front cover]

Publication Year: 1987, Page(s): c1
| |PDF (607 KB)
• IEEE Power Engineering Society

Publication Year: 1987, Page(s): nil1
| |PDF (207 KB)
• [Breaker page]

Publication Year: 1987, Page(s): nil1
| |PDF (207 KB)
• Optimal Level Controller for Steam Generators in Pressurized Water Reactors

Publication Year: 1987, Page(s):161 - 167
Cited by:  Papers (6)
| |PDF (854 KB)

The paper presents a different approach via optimal control theory to the design of water level controller for steam generators in large pressurized water reactors. The problem is cast into an optimal linear regulator control problem and a linearized state space model in standard form is developed from the nonlinear descriptor representation of the system. The proposed controller is a linear, cons... View full abstract»

• Development and Results of a Test Program to Demonstrate Compliance with IEEE STD 384 and R.G. 1.75 Electrical Separation Requirements

Publication Year: 1987, Page(s):168 - 174
| |PDF (1195 KB)

The IEEE Std 384-1974, entitled Criteria for Separation of Class 1E Equipment and Circuits,'' contains criteria to ensure the independence of redundant Class 1E equipment when designing electrical systems in nuclear plants. The NRC, in R.G. 1.75 Rev. 2, 1978, endorses, with comments, IEEE-384, as the means of achieving independence. One method given in IEEE-384, is that of maintaining a specifie... View full abstract»

• Analysis of the Double Output Induction Generator Using Direct Three-phase Model Part I - Commutation Angle Analysis

Publication Year: 1987, Page(s):175 - 181
Cited by:  Papers (16)
| |PDF (768 KB)

This paper investigates the overlap angle of the bridge rectifier for the variable speed constant frequency double output induction generator VSCF-DOIG that has a dc-link converter in its rotor circuit. A direct three-phase model for the VSCF-DOIG during the commutation and interlude intervals is set forth. This model takes into consideration the machine resistances, mutual inductances and machine... View full abstract»

• Analysis of the Double Output Induction Generator Using Direct Three-phase Model Part II - Harmonic Analysis

Publication Year: 1987, Page(s):182 - 188
Cited by:  Papers (31)
| |PDF (1049 KB)

This paper investigates the harmonic content of the rotor current, rotor voltage and the torque of the variable speed constant frequency double output induction generator (VSCF-DOIG). The waveforms of these variables were generated using a direct three-phase model and then analyzed numerically for their harmonic content using a Fourier series subroutine. In addition, this paper investigates the st... View full abstract»

• Reliable Hydraulic Turbine Governor Based on Identification and Adaptive Filtering

Publication Year: 1987, Page(s):189 - 195
Cited by:  Papers (8)
| |PDF (906 KB)

A scheme for improving reliable operation of a PID governor of a hydraulic turbine generating unit is proposed. The parameters of governor and actuators are identified on-line to, a) detect their anomalous behaviours, b) facilitate the calibration of the proportional integral and derivative gain settings. An adaptive filter is used to detect the lightly damped oscillations of the system. The propo... View full abstract»

• Accurate Low Order Model for Hydraulic Turbine-Penstock

Publication Year: 1987, Page(s):196 - 200
Cited by:  Papers (46)
| |PDF (707 KB)

A method for obtaining accurate reduced order models for hydro-turbines with long penstocks is presented. The inadequacy of the customary first order model is demonstrated. It is also shown that an appropriately chosen second order model provides the necessary accuracy while preserving model simplicity which is essential for ease in controller design, in assessing stability margins, and in power s... View full abstract»

• Salient Electrical Design Features of the Magat Hydroelectric Project

Publication Year: 1987, Page(s):201 - 207
| |PDF (4284 KB)

The Magat River Multipurpose project on the Luzon grid of the National Power Corporation of the Philippines consists of a four unit 450 MVA power-plant placed in service towards end of year 1983 and early 1984, providing an additional installed capacity of 360 MW to the existing generation peak capacity of 2478 MW [1] of the Luzon grid, which is the country' s largest grid with an installed capaci... View full abstract»

• Impact of Solar Thermal Power Plants on Economy and Reliability of Utility System

Publication Year: 1987, Page(s):208 - 214
Cited by:  Papers (2)
| |PDF (1833 KB)

This paper presents an efficient methodology to evaluate the economical limitations as well as the marginal impact of the solar thermal power system (STPS) on the utility system reliability and operating cost. The economic limitation is formulated by evaluating the annual expected fuel cost saving due to the inclusion of the STPS and considering the installation cost of the STPS as well as the nec... View full abstract»

• Optimum Design of Stand Alone Solar Thermal Power System with Reliability Constraint

Publication Year: 1987, Page(s):215 - 221
Cited by:  Papers (4)
| |PDF (1300 KB)

This paper deals with the problem of designing the optimum stand alone solar thermal power system (STPS) which achieves the minimum total cost and satisfies the required level of reliability. For this purpose, an optimization model is developed to enable the engineers to find the size of the collector area and the storage capacity which provide the lowest cost system when the costs of the subsyste... View full abstract»

• Modernization of a Burner Control System in a Thermoelectric Power Plant using Logic Programmable Controllers

Publication Year: 1987, Page(s):222 - 226
Cited by:  Patents (2)
| |PDF (849 KB)

The increasing need of maintenance, the lack of spare parts and the extra requirements of a very complex interconnected electrical system demands a new strategy which can support the reliability of a particular power plant. The present maturity of microprocessor technology makes feasible the development of a Burner Management System based on programmable controllers (PLC's). This paper reviews the... View full abstract»

• A Hybrid Photovoltaic Simulator for Utility Interactive Studies

Publication Year: 1987, Page(s):227 - 231
Cited by:  Papers (54)
| |PDF (807 KB)

An analog-digital photovoltaic (PV) array simulator is considered. The analog section is designed on the basis of an equivalent solar cell model while the digital section is constructed realizing the mathematical representation of the array. Fast time responses achieved by the analog section make this part suitable for the study of transient phenomena associated with the interconnected operation o... View full abstract»

• Two Years of Performance Data for the World's Largest Photovoltaic Power Plant

Publication Year: 1987, Page(s):232 - 235
Cited by:  Papers (3)
| |PDF (1464 KB)

The Carrisa Plains Photovoltaic Power Plant is the largest photovoltaic central station power plant in the world. The plant, interconnected to Pacific Gas and Electric Company's (PGandE's) transmission network, is owned and operated by ARCO Solar, Inc. This paper summarizes the plant's performance from January, 1984 to October, 1985. Performance is analyzed in terms of energy output, capacity fact... View full abstract»

• Wind Turbines in Latin America

Publication Year: 1987, Page(s):236 - 238
| |PDF (1588 KB)

An overview of the development of wind turbines, water pumping and electric generation, in Latin America is given. There are a number of regions with average windspeeds above 5 m/s, however the greatest wind energy potential is in Southern Argentina. The market potential is large, but substantial barriers impede the use of wind energy for generating electricity. View full abstract»

• Synchronous Machine Modelling by Standstill Frequency Response Tests

Publication Year: 1987, Page(s):239 - 245
Cited by:  Papers (8)
| |PDF (1451 KB)

The synchronous machine is modelled in terms of operational impedances derived from standstill frequency response measurements. A curve-fitting procedure in the complex plane yields all the parameters including the armature resistance without having to pre-process the data or make other measurements. The validity of the model is demonstrated for a micro-alternator by comparing the sudden short-cir... View full abstract»

• Speed Control System for Brushless Cascade Induction Motors in Control Range of Slips s1>1 and S2>1

Publication Year: 1987, Page(s):246 - 253
Cited by:  Papers (9)  |  Patents (2)
| |PDF (2066 KB)

This paper describes principles together with analytical and experimental studies of a speed control system for brushless induction motors of cascade connection in the control range of the slips s1> 1 and s2>1 which was devised by one of the authors. Steady state analyses of the performances of the motor control system are discussed, and results of the tests are presented. It is found that the mot... View full abstract»

• A Brushless, Self-Excited Single-Phase Synchronous Generator Operating with Load and Exciting Currents Flowing in Armature

Publication Year: 1987, Page(s):254 - 261
Cited by:  Papers (4)
| |PDF (2957 KB)

This paper describes principles, analyses and experimental studies of a brushless and self-excited single-phase synchronous generator which was devised by one of the authors. The analyses and test results of performances of the generator system of which the armature winding is supplied with an exciting power from a transformer which is connected with the generator armature winding through a reacto... View full abstract»

• A 215 MVA Flywheel Motor-Generator with 4 GJ Discharge Energy for JT-60 Toroidal Field Coil Power Supply System

Publication Year: 1987, Page(s):262 - 268
Cited by:  Papers (5)  |  Patents (1)
| |PDF (1906 KB)

A 215 MVA flywheel motor-generator is used for the toroidal field coil power supply system of the energy breakeven plasma testing facility, JT-60, which started operations in April, 1985 at JAPAN ATOMIC ENERGY RESEARCH INSTITUTE. This paper describes an outline of the flywheel motor-generator and discusses the determination of the Xd'' value which affects the voltage regulation characteristic of t... View full abstract»

• Non-Simultaneous Reclosing Air-Gap Transient Torque of Induction Motor: Part I, Analysis and Computation Logic

Publication Year: 1987, Page(s):269 - 275
Cited by:  Papers (7)
| |PDF (870 KB)

Non-simultaneous reclosing of an induction motor involves three transient steps: the switching off, the reclosing of two of the three switch poles, and the reclosing of the third pole. Each step is initiated and superimposed successively to give a complete transient picture. The analysis and the computation logic are given in this part. The application of the analytical results and the discussion ... View full abstract»

• Non-Simultaneous Reclosing Air-Gap Transient Torque of Induction Motor: Part II, Sample Studies and Discussion on Reclosing of ANSI C50.41

Publication Year: 1987, Page(s):276 - 284
Cited by:  Papers (13)
| |PDF (1571 KB)

Using the analytical method derived in Part I, this paper shows the variations of air-gap reclosing transient torques caused by (1), the initial angle of system phase voltage waveform at switching off, (2), the dead time (i.e. time interval between switching off and reclosing), (3), the delay of the reclosing of the third switch pole, (4), the value of the slip and (5), the parameters of the motor... View full abstract»

• Improvement in Modeling and Testing of Induction Motors

Publication Year: 1987, Page(s):285 - 293
Cited by:  Papers (7)
| |PDF (1326 KB)

The paper presents a method for identifying the parameters of a new model of induction motor. This model has two rotor loops in order to take into account the deep-bar effect and a non-linear leakage reactance which represents magnetic saturation effect. These phenomena cannot be neglected when induction motor dynamic characteristics have to be evaluated. The test method is simple and non-iterativ... View full abstract»

• Axial-Field Electrical Machines - Design and Applications

Publication Year: 1987, Page(s):294 - 300
Cited by:  Papers (63)  |  Patents (1)
| |PDF (4276 KB)

Axial-field electrical machines offer an alternative to the conventional machines. In the axial-field machine, the airgap flux is axial in direction and the active current carrying conductors are radially positioned. This paper presents the design characteristics, special features, manufacturing aspects and potential applications for axial-field electrical machines. The experimental results from s... View full abstract»

• Performance of a Doubly-Fed Induction Motor with Controlled Rotor Voltage Magnitude and Phase Angle

Publication Year: 1987, Page(s):301 - 307
Cited by:  Papers (7)
| |PDF (1242 KB)

The performace of a doubly-fed induction motor (DFM) controlled by a voltage phasor at the rotor side is investigated. This voltage has two control parameters: the magnitude and the phase angle. By controlling each one of these two parameters, it is possible to produce the appropriate voltage phasor which must be applied to the induction motor slip rings for achieving certain operation, i.e. any f... View full abstract»

Aims & Scope

The IEEE Transactions on Energy Conversion includes in its venue the research, development, design, application, construction, installation, operation, analysis and control of electric power generating and energy storage equipment (along with conventional, cogeneration, nuclear, distributed or renewable sources, central station and grid connection). The scope also includes electromechanical energy conversion, electric machinery, devices, systems and facilities for the safe, reliable, and economic generation and utilization of electrical energy for general industrial, commercial, public, and domestic consumption of electrical energy.

Full Aims & Scope

Meet Our Editors

Editor-in-Chief
Juri Jatskevich
University of British Columbia