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Clamp spacing = 10” Clamp plate width = 2.5”, thickness = 0.375”

Modular Coil Cooling Option #5 – Three Cooling Tubes. FEA Model. Conductor cable: 75% copper 25% epoxy. Cooling tubes. Initial Temperature = 85K. Cooling tube inner diameter T = 80K. Copper clamp. Copper sheets. Clamp spacing = 10” Clamp plate width = 2.5”, thickness = 0.375”

jessamine-crawford
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Clamp spacing = 10” Clamp plate width = 2.5”, thickness = 0.375”

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  1. Modular Coil Cooling Option #5 – Three Cooling Tubes FEA Model Conductor cable: 75% copper 25% epoxy Cooling tubes Initial Temperature = 85K Cooling tube inner diameter T = 80K Copper clamp Copper sheets Clamp spacing = 10” Clamp plate width = 2.5”, thickness = 0.375” Thickness of conductor insulation = 0.03” Thickness of coil ground wrap = 0.03” Copper sheet thickness = 0.085” Cooling tube thickness = 0.02” Cooling tube OD = 0.406” Cooling tube (in web) OD = 0.50”

  2. Temperature Plots at The End of 1st Cooling Period -- Based on Kapton as Conductor Insulation Thermal conductivity of kapton 80 K 0.128 W/m-K 100 K 0.142 W/m-K 150 K 0.163 W/m-K 200 K 0.175 W/m-K

  3. Temperature Plots at The End of 1st Cooling Period -- If Thermal Conductivity of Insulation Increase 50% Thermal conductivity of Insulation 80 K 0.192 W/m-K 100 K 0.213 W/m-K 150 K 0.245 W/m-K 200 K 0.263 W/m-K

  4. Temperature Plots at The End of 1st Cooling Period -- Based on Kapton and CTD101K as Conductor Insulation -- Interior 20% Kapton, Exterior 10% Kapton Equivalent thermal conductivity: Le/Ke = L1/K1 + L2/K2 Thermal conductivity Kapton CTD-101K 80 K 0.128 W/m-K 0.260 W/m-K 100 K 0.142 W/m-K 0.290 W/m-K 150 K 0.163 W/m-K 0.343 W/m-K 200 K 0.175 W/m-K 0.375 W/m-K 10% Kapton 20% Kapton 80 K 0.236 W/m-K 0.216 W/m-K 100 K 0.263 W/m-K 0.240 W/m-K 150 K 0.309 W/m-K 0.281 W/m-K 200 K 0.337 W/m-K 0.305 W/m-K

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