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  • Articles: DFG German National Licenses  (2)
  • 1965-1969  (2)
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  • Articles: DFG German National Licenses  (2)
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Year
  • 1
    Electronic Resource
    Electronic Resource
    Springer
    Electrical engineering 52 (1969), S. 306-317 
    ISSN: 1432-0487
    Source: Springer Online Journal Archives 1860-2000
    Topics: Electrical Engineering, Measurement and Control Technology
    Description / Table of Contents: Contents Magnetic fields can now-a-days be calculated on large digital computers using difference equations. These equations are derivated for cartesian and polar grid-systems. Three methods of relaxation are specified to achieve an acceleration of convergence. To show the efficiency the magnetic forces at the pole of a d-c-machine are calculated.
    Notes: Übersicht Die Berechnung magnetischer Felder kann heute mit Hilfe der Differenzenrechnung auf großen Digitalrechnern erfolgen. Die hierfür notwendigen Differenzengleichungen werden für kartesische und polare Gitternetzwerke hergeleitet. Zur Konvergenzbeschleunigung werden drei Methoden der Blockrelaxation angegeben. Als Beispiel werden die magnetischen Kräfte auf den Pol einer Gleichstrommaschine berechnet.
    Type of Medium: Electronic Resource
    Library Location Call Number Volume/Issue/Year Availability
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  • 2
    Electronic Resource
    Electronic Resource
    Springer
    Electrical engineering 52 (1968), S. 80-92 
    ISSN: 1432-0487
    Source: Springer Online Journal Archives 1860-2000
    Topics: Electrical Engineering, Measurement and Control Technology
    Description / Table of Contents: Contents Derivation of differential equation for vector potential in anisotropic homogeneous media; Generalisation of the differential equation for involving side conductors; Solutions for sinusoidally distributed waves; Double-layer model with a non-conducting area and adjacent zones with high permeability; Triplelayer model with isotropic conducting zone adjacent to the anisotropic layer; Comments on inclusion of higher harmonics; Comparison with experimental investigations.
    Notes: Übersicht Ableitung der Differentialgleichung des Vektorpotentials in homogenen anisotropen Medien; Erweiterung der Differentialgleichung zum Einbezug der Seitenlciter; Lösungen für ungedämptte Wellen; Zweischichtmodell mit einer nichtleifähigen Schicht und angrenzenden hochpermeablen Bereichen; Dreischichtmodell mit einer zusätzlichen isotropen stromführenden Schicht; Hinweise auf den Einbezug von Oberwellen; Vergleich mit experimentellen Untersuchungen.
    Type of Medium: Electronic Resource
    Library Location Call Number Volume/Issue/Year Availability
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