The main features of the apparatus are focus on small volume , light weight , no iron core , no magnetic saturation and no ferreous resonance , moreover , related advantages such as the large range of transient and frequency response , excellent electrical magnetic compatibility , oil - free configuration , reliable insulation structure , are all the trends of current transformer in the future . meanwhile , it should agree with the future power gauge and digital , computer , automatic relay protection . it will meet the demand of digital power network
2.
For obtaining the numeral solutions of round elastic plates in axisymmetrical deformation with varying - thickness in nonlinear deformation in the unsteady electromagnetic field and mechanical field , by establishing the equations of motion , the equations of distortion , the equations of lorentz force , the equations of electronic dynamic mechenical , and adopting iterative method , we gained the nonlinear magneto - elastic calculation method and outcome of current - carrying shell , and gained the influencing degree toward mechanical parameter of varying thickness round ferreous plates in the electromagnetic field and mechanical field
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