Precision measurement of the transient rotational characteristics of electrical machines.
Read Online

Precision measurement of the transient rotational characteristics of electrical machines. by D. Robson

  • 835 Want to read
  • ·
  • 54 Currently reading

Published in Bradford .
Written in English

Book details:

Edition Notes

M. Sc. thesis. Typescript.

The Physical Object
Pagination1 vol
ID Numbers
Open LibraryOL13695196M

Download Precision measurement of the transient rotational characteristics of electrical machines.


Electromagnetic transient phenomena in transformers and rotating machines are complicated by their winding structures, with transient phenomena caused by either external events such as lightning, or by internal events such as switching operations and omagnetic Transients in Transformer and Rotating Machine Windings explores relevant theoretical frameworks, the latest empirical. The transient characteristics of an experimental test rig consisting of a fixed solid iron stator and moving rotor, when subjected to a step input voltage, are measured. iec ed.1 - rotating electrical machines - part specification for the refurbishing of rotating electrical machines: bs iec electrical installations of ships and mobile and fixed offshore units - part 1: procedures for calculating short-circuit currents in . A first edition of Condition Monitoring of Electrical Machines, written by Tavner and Penman, was published in In this new book the original authors have been joined by Ran, an expert in.

rotating electrical machines - part 1: rating and performance: iec a: rotating electrical machines - methods for determining losses and efficiency of rotating electrical machinery from tests (excluding machines for traction vehicles) - measurement of losses by . Coordinate measuring machines (CMMs) play a vital part in precision engineering and quality control in the aerospace industry. Indeed, the global dimensional metrology market in the aerospace industry generated $ million in , with the CMM segment expected to grow at a compound annual growth rate of % by according to some commentators. Measuring InstrumentsPrinciple of Permanent Magnet Moving Coil (PMMC), Moving Iron Instruments, Ammeters & Voltmeters, Operating Principles of the Electrodynamometer Instruments. Wattmeter, Energy meter, Electrostatic Instruments, Rectifier type Instruments, Extension of Ranges of Voltmeters and Ammeters. Principle of Power Factor & Frequency meter.4/5(1). The text presents the description of magnetic and insulating materials, heating and cooling of electrical machines and some concepts which are needed while designing the electrical machines. The steps required for conventional design of transformer, 3-phase alternator, 3-phase induction motor and d.c. machines are described in detail.

  Einstein College of Engineering ME 36 ELECTRICAL DRIVES AND CONTROLS 3 0 0 OBJECTIVE To understand the basic concepts of different types of electrical machines and their performance. To study the different methods of starting D.C motors and induction motors. To study the conventional and solid-state drives. 1. AC Machines: Synchronous Machines; DC Machines; Electrical Circuits -2; Magnetic Circuits; Resolvers; Short Circuit Calculations in Power System; Single-phase Motor; Small Electrical Machines; Transformers; Economics of Energy Resources. Lecture Notes; Examples on Energy Resources; Electrical Installation. Introduction; Wiring Materials and Methods. ELECTRICAL MEASUREMENTS & INSTRUMENTATION () MODULE-I (10 HOURS) Measuring Instruments: Classification, Absolute and secondary instruments, indicating instruments, control, balancing and damping, constructional details, characteristics, errors in measurement, Ammeters, voltmeters: (DC/AC) PMMC, MI, Electrodynamometer type. The measurements and methods of calculation described in the previous sections were applied in an examination of the machine being tested with the following characteristics: nominal (rated) phase voltage V, nominal (rated) current: A, nominal (rated) torque: Nm, nominal (rated) rotational speed: rpm, number of pole pairs: 2.