05 Linear DC Machine - Linear DC Machine Induced Voltage...

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Unformatted text preview: Linear DC Machine Induced Voltage from a Moving Bar B B + V d + V ind l- ind v- v Blx BA x Blv dt dx Bl dt d V ind Magnetic Force – Biot-Savart’s Law B l B dl F i d dF idl B F F=Bli l i Linear Machine – Case 1 (Motor, No Load) B =0 i + - V ind F ind l V B t 0 R x , switch, the close 0, t 1. Bli F R V i t ind B t . accelerate bar will The bar. of velocity : bar, of mass : , v M dt dv M F ind bar. on the is force no , , , When . 3 , , , 2. F i V V Bli F R V V i Blv V v ind B ind ind ind B ind . have we , From . elocity constant v with state steady reaches machine The Bl V Bl V v Blv V v B ind ind Linear Machine – Case 2 (Motor, with Load) B t=0 i + - V ind F ind l V B R F load x , , switch, the close 0, t 1. Bli F V i d B 0. if accelerate bar will The dt dv M F F F F F R net net load ind net t ind t . elocity constant v with state steady...
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05 Linear DC Machine - Linear DC Machine Induced Voltage...

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