Last edited by Kagazragore
Monday, July 13, 2020 | History

4 edition of Vibrations and Audible Noise in Alternating Current Machines (NATO Science Series E:) found in the catalog.

Vibrations and Audible Noise in Alternating Current Machines (NATO Science Series E:)

Vibrations and Audible Noise in Alternating Current Machines (NATO Science Series E:)

  • 297 Want to read
  • 31 Currently reading

Published by Springer .
Written in English

    Subjects:
  • Dynamics & vibration,
  • Vibration,
  • Engineering - Mechanical,
  • Electric Machines,
  • Vibrations Of Mechanical Systems,
  • Technology,
  • Technology & Industrial Arts,
  • Science/Mathematics,
  • Noise,
  • Technology / Engineering / Mechanical,
  • Congresses,
  • Electric machinery

  • Edition Notes

    ContributionsR. Belmans (Editor), K.J. Binns (Editor), W. Geysen (Editor), A. Vandenput (Editor)
    The Physical Object
    FormatHardcover
    Number of Pages574
    ID Numbers
    Open LibraryOL9088327M
    ISBN 10902473732X
    ISBN 109789024737321

    to present the fundamental sources of audible vibrations in most common electric machines. A survey of current literature and publications is also provided so that the problems of noisy motors can be identified. Various techniques can be employ- ed to yield satisfactory energy conversion from electrical to mechanical using motors without. Chapter Vibration Analysis. Chapter Power Station Electrical Systems and Design Requirements The two major classes of ac machines are synchronous and induction machines. The field current of synchronous machines (motors and generators) is supplied by a separate dc power source while the field current of induction machines is.

    The paper proposes a method of automatic detection of parameters of a distribution transformer (model, type, and power) from a distance, based on its low-frequency noise spectra. The spectra are registered by sensors and processed by a method based on evolutionary algorithms and machine learning. The method, as input data, uses the frequency spectra of sound pressure .   Just as a side note, I'm 28 and can still hear those high frequency noise machines that they put out in front of malls to keep teenagers from hanging out. Still hurts my ears/ makes me slightly sick to my stomach. posted .

      This book discusses the acoustics and noise-measuring systems of electrical machines. It is a fully revised English edition of the authors' book published in Hungarian. A detailed analysis is presented of the electromagnetical, mechanical and aerodynamical vibration and noise sources in electrical machines. This article examines the causes of electrical machine vibration, the effects of vibration, and means taken to mitigate vibration. All rotating machines, no matter how well designed and manufactured, exhibit vibration of some form when operating. Excessive vibration can cause damage to the machine or reduce its lifetime, as well as damage to other [ ].


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Vibrations and Audible Noise in Alternating Current Machines (NATO Science Series E:) Download PDF EPUB FB2

Vibrations and Audible Noise in Alternating Current Machines. Editors (view affiliations) R. Belmans; K. Binns Search within book. Front Matter. Pages i-ix.

PDF. Some Methods for the Reduction of Electromagnetically Excited Vibrations and Noise in Induction Machines Due to the Slot Openings.

Binns. Pages Torsional. Vibrations and Audible Noise in Alternating Current Machines (Nato Science Series E:) [R. Belmans, K.J. Binns, W. Geysen, A. Vandenput] on *FREE* shipping on qualifying offers. Proceedings of the NATO Advanced Research Workshop on Mechanical Vibrations and Audible Noise in Alternating Current Machines.

ISBN: X OCLC Number: Notes: "Proceedings of the NATO Advanced Research Workshop on Mechanical Vibrations and Audible Noise in Alternating Current Machines, Leuven, Belgium, August"--Title page verso.

Vibrations and Audible Noise in Alternating Current Machines. Editors: Belmans, R., Binns, K.J., Geysen, W., Vandenput, A. (Eds.) Free Preview. Proceedings of the NATO Advanced Research Workshop on Mechanical Vibrations and Audible Noise in Alternating Current Machines, Leuven, Belgium, AugustRating: (not yet rated) 0 with reviews - Be the first.

Pris: kr. Inbunden, Skickas inom vardagar. Köp Vibrations and Audible Noise in Alternating Current Machines av R Belmans, K J. Vibrations and Audible Noise in Alternating Current Machines. “Shock and Vibration Hand Book”, Google Scholar [4] Measurements of Vibrations for Electrical Machines.

In: Belmans R., Binns K.J., Geysen W., Vandenput A. (eds) Vibrations and Audible Noise in Alternating Current Machines. NATO ASI Series (Series E: Applied. NATO Advanced Research Workshop on Mechanical Vibrations and Audible Noise in Alternating Current Machines (Leuven): Subject: Dordrecht [u.a.]: Kluwer, Keywords: Signatur des Originals (Print): RN ().

Digitalisiert im Auftrag der TIB, Hannover, Created Date: 1/8/ PM. His research interests include electrical machine design (permanent‐inagnet motors and induction motors), computer‐aided engineering, and vibrations and audible noise in electrical machines.

He was the Director for the NATO Advanced Research Workshop in Vibrations and Audible Noise in Alternating Current Machines (August, ). Shaft systems of large turbine-generators can be subjected to high torsional stresses due to subsynchronous resonance especially in networks with capacitor- compensated lines.

A second benchmark model for computer simulation of this phenomena has been proposed recently [1]. This one, more realistic in actual operation of a power system, permits to compare different.

The electro-mechanical torsional vibration behaviour of a.c. machines and drives. By A Vandenput, Ronnie Belmans and Willy Geysen. Abstract. Proceedings of the NATO Advanced Research Workshop on 'Vibrations and Audible Noise in Alternating Current Machines'status: publishe Year: OAI identifier: oai:lirias.

Proceedings of the NATO Advanced Research Workshop on 'Vibrations and Audible Noise in Alternating Current Machines'status: publishe Year: OAI identifier: oai: Book Title: Vibrations and Audible Noise in Alternating Current Machines Author: R. Belmans Publisher: Springer Science & Business Media Release Date: Pages: ISBN: Available Language: English, Spanish, And French.

The Power of Frequency and Vibration Nikola Tesla was a genius. He held over patents for inventions that are the key components to most gadgets we use today. Tesla was quoted saying: “If you want to find the secrets of the universe, think in terms of energy, frequency and vibration.” Another world famous genius agrees: “Everything [ ].

Explore books by K.J. Binns with our selection at Click and Collect from your local Waterstones or get FREE UK delivery on orders over £ Alternating current electrical engineering Electrical circuits: direct and alternating current Vibrations and audible noise in alternating current machines / edited by R.

Belmans. bs iso - mechanical vibration - measurement and evaluation of machine vibration - part 4: gas turbines in excess of 3 mw, with fluid-film bearings: iso reciprocating internal combustion engine driven alternating current generating sets - part 9: measurement and evaluation of mechanical vibrations: asme om s/g: The vibrator was a device with switch contacts mounted at the ends of flexible metal strips.

In operation, these strips are vibrated by an electromagnet, causing the contacts to open and close contacts interrupt the 6 or 12V direct current from the battery to form a stream of pulses which change back and forth from 0 volts to the battery voltage, effectively generating a.

mechanical vibration is closely related to the flux swing. We can know that the flux swing can be reduced by reducing current peak as following formula, so we can reduce the audible noise by reducing current peak.

Where Lm is the transformer primary side inductance, Ibp is the current peak, Ae is the ER i.e. the vibration ha a constans t par elt with thse rotor (e.g du.e to rotor ever in the case of frequenc,y modula-and a 2 x slip frequency alternating bow) a vibration tio, th thie numbesr wil of sidebandnl producs ca bne e part.

Transformin tg thio a stations - forc at 1 x RPM aned 2 sli x p fre muc- h greater than o twon, depending. The utility frequency, (power) line frequency (American English) or mains frequency (British English) is the nominal frequency of the oscillations of alternating current (AC) in a wide area synchronous grid transmitted from a power station to the large parts of the world this is 50 Hz, although in the Americas and parts of Asia it is typically 60 Hz.mechanical vibration - evaluation of machine vibration by measurements on rotating shafts - part 5: machine sets in hydraulic power generating and pumping plants: bs (): reciprocating internal combustion engine driven alternating current generating sets - measurement and evaluation of mechanical vibrations: vdi This paper present a numerical analysis for estimate of the sound pressure level of permanent-magnet synchronous machine.

The main sound source is based on the vibrations .