capacitance / phase / km:
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- Find the inductive reactance per mile of a single-phase overhead transmission line operating at 60 Hz given the conductors to be Partridge and the spacing between centers to be 30 ft.Determine the loop inductance, and the capacitance of a 1 km length of single-phase twin line having conductors of diameter 10 mm and spaced 800 mm apart in air.a)We have a two-wire overhead transmission line, powered by a constant voltage source of 700 V. The values for the inductance of the conductors are 2.348x10-3 H/km and the capacitance values are 6.325x10-9 F/km. Assuming an ideal (no loss) line and its length at 130 km, determine the natural impedance of the line. b) What is the transient phenomenon in a transmission line? As an example of its causes.
- The three conductors A, B and C of a 3-φ line are arranged in a horizontal plane with DAB = 2 m and DBC = 2·5 m. Find line-to-neutral capacitance per km if diameter of each conductor is 1·24 cm. The conductors are transposed at regular intervalsThe three conductors A, B and C of a 3-φ line are arranged in a horizontal plane with DAB = 2 m and DBC= 2·5 m. Find line-to-neutral capacitance per km if diameter of each conductor is 1·24 cm. The conductors are transposed at regular intervals. [0·0091 μF/km]The conductors of a three phase transmission line are symmetrically arranged in a triangle. If the distance between the conductors is 2 meters and the diameter of each wire is 25 mm, find the value of inductance and capacitance per phase per kilometer.
- A three phase overhead transmission line has its conductors arranged at the corners of an equilateral triangle of of 2 meters side. calculate the capacitance of each line conductor per kilo meter. given that diameter of each conductor is 1.25 cm. Derive the expression for the capacitance of the transmission lineThe three conductors A, B and C of a 3-φ line are arranged in a horizontal plane with DAB = 2 m and DBC = 2·5 m. Find line-to-neutral capacitance per km if diameter of each conductor is 1·24 cm. The conductorsare transposed at regular intervals.A.Derive the formula for the internal inductance in H/m of a hollow conductor having inside radius r1 and outside radius r2 and also determine the expression for the inductance in H/m of a single-phase line consisting of the hollow conductors described above with conductors spaced a distance D apart.
- The conductors of a 10 km long, single phase, two wire line are seperated by a distance of 1.5 m. The diameter of each conductor is 1 cm. If the conductors are of copper, the inductance of the circuit is ??GMR of a bundled conductor for inductance calculations was found as 7.3 cm. A, B and C phases of a transposed transmission line have a horizontally flat arrangement with D = 10 m between the centre points of the three phases. Find capacitance per phase per km of length. Express your answer in nF/kmWhat do you understand by impedance matching? Also write the formula of characteristic impedance for a loss less line? A piece of parallel wire line has a nominal capacitance of 30 Farad/mm, and 9 Henry inductance per meter. Assume the radius of the conductor is 0.005 meter then find the distance between the two parallel wire lines in millimeter.