From: Design and Analysis of a Novel Tension Control Method for Winding Machine
Parameter | Description | Value |
---|---|---|
\( {\text{AE}} \) | Modulus and area of carbon fiber | 8900Â N |
\( J_{1} \) | Inertia of unwind roll | \( 0.09\, {\text{kg}}\cdot{\text{m}}^{2} \) |
\( R_{1} \) | Radius of unwind roll | \( 0.08\, {\text{m}} \) |
\( J_{3} \) | Inertia of magnetic powder brake roll | \( 0.002\, {\text{kg}}\cdot{\text{m}}^{2} \) |
\( R_{3} \) | Radius of magnetic powder brake roll | \( 0.06\, {\text{m}} \) |
\( J_{i} \) | Inertia of idle roller | \( 0.00005\, {\text{kg}}\cdot{\text{m}}^{2} \) |
\( R_{i} \) | Radius of idle roller | \( 0.025\, {\text{m}} \) |
\( L_{i} \) | Distance between span | \( 0.5\, {\text{m}} \) |
\( b \) | Coefficient of friction | \( 0.0015\) |
\( L \) | Length of unwind roll | \( 0.18 \,{\text{m}} \) |
\( \delta \) | Screw pitch of unwind roll | \( 0.02\, {\text{m}} \) |
\( s \) | Distance of the unwind span | \( 1.2 \,{\text{m}} \) |