Sensitivity of Transmission Line Parameter Calculations Using TOWERABC

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Sensitivity of Transmission Line Parameter Calculations Using TOWERABC, March 5, 2013 Double Circuit 345

Sensitivity of Transmission Line Parameter Calculations Using TOWERABC, March 5, 2013 Double Circuit 345 Base Case First abc Matrix Conv. Approx. p. F/m C+/12. 21 12. 03 p. F/m Czero 7. 05 6. 05 micro. H/m Ohms/km L+/Lzero R+/Rzero 0. 95 2. 46 0. 95 3. 37 0. 0364 0. 214 Left Circuit Only and Ground Wire First abc Matrix Conv. Approx. p. F/m C+/12. 12 12. 03 p. F/m Czero 6. 28 6. 05 micro. H/m Ohms/km L+/Lzero R+/Rzero 0. 95 2. 84 0. 95 3. 37 0. 0364 0. 214 Double Circuit 345 Base Case First abc Matrix Conv. Approx. p. F/m C+/12. 21 12. 03 p. F/m Czero 7. 05 6. 05 micro. H/m Ohms/km L+/Lzero R+/Rzero 0. 95 2. 46 0. 95 3. 37 0. 0364 0. 214 Resistivity = 0 First abc Matrix Conv. Approx. p. F/m C+/12. 21 12. 03 p. F/m Czero 7. 05 6. 05 micro. H/m Ohms/km L+/Lzero R+/Rzero 0. 94 1. 71 0. 95 1. 86 0. 0364 0. 214 Double Circuit 345 Base Case First abc Matrix Conv. Approx. p. F/m C+/12. 21 12. 03 p. F/m Czero 7. 05 6. 05 micro. H/m Ohms/km L+/Lzero R+/Rzero 0. 95 2. 46 0. 95 3. 37 0. 0364 0. 214 First abc Matrix Conv. Approx. p. F/m C+/12. 21 12. 03 p. F/m Czero 7. 05 6. 05 micro. H/m Ohms/km L+/Lzero R+/Rzero 0. 95 2. 65 0. 95 4. 06 0. 0364 0. 214 Resistivity = 1000

Sensitivity of Transmission Line Parameter Calculations Using TOWERABC, March 5, 2013, cont. Double Circuit

Sensitivity of Transmission Line Parameter Calculations Using TOWERABC, March 5, 2013, cont. Double Circuit 345 Base Case First abc Matrix Conv. Approx. p. F/m C+/12. 21 12. 03 p. F/m Czero 7. 05 6. 05 micro. H/m Ohms/km L+/Lzero R+/Rzero 0. 95 2. 46 0. 95 3. 37 0. 0364 0. 214 Sag = 0 First abc Matrix Conv. Approx. p. F/m C+/12. 18 12. 03 p. F/m Czero 6. 70 5. 51 micro. H/m Ohms/km L+/Lzero R+/Rzero 0. 95 2. 46 0. 95 3. 37 0. 0364 0. 214 Double Circuit 345 Base Case First abc Matrix Conv. Approx. p. F/m C+/12. 21 12. 03 p. F/m Czero 7. 05 6. 05 micro. H/m Ohms/km L+/Lzero R+/Rzero 0. 95 2. 46 0. 95 3. 37 0. 0364 0. 214 No Ground Wires First abc Matrix Conv. Approx. p. F/m C+/12. 15 12. 03 p. F/m Czero 6. 67 6. 05 micro. H/m Ohms/km L+/Lzero R+/Rzero 0. 95 3. 37 0. 0364 0. 214 Double Circuit 345 Base Case First abc Matrix Conv. Approx. p. F/m C+/12. 21 12. 03 p. F/m Czero 7. 05 6. 05 micro. H/m Ohms/km L+/Lzero R+/Rzero 0. 95 2. 46 0. 95 3. 37 0. 0364 0. 214 Bundle Radius = 10 cm First abc Matrix Conv. Approx. p. F/m C+/11. 19 11. 04 p. F/m Czero 6. 67 5. 79 micro. H/m Ohms/km L+/Lzero R+/Rzero 1. 03 2. 55 1. 03 3. 45 0. 0364 0. 214