1995 IEEE Conference on Lasers and Electro-Optics by IEEE Lasers & Electro-Optics Society

By IEEE Lasers & Electro-Optics Society

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Nonlinear and non-Gaussian state-space modeling with Monte Carlo simulations

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Thus, the circuit breaker has the duty of carrying the high short-circuit current of the low-voltage source up to the time of arc 24 Copyright © 2000 IEEE. All rights reserved. 09-1999 interruption and must then withstand the high recovery voltage of the second source. In this manner, the duty of interrupting the high current at the high voltage is simulated. The accuracy with which a synthetic test represents a test in which the same voltage causes the current to flow and provides the recovery voltage, as in Methods I and II, depends on several conditions.

G) The operations specified shall include the following: 1) Two interruptions, each with contact separation at 30° intervals over the current loop: 0°, 30°, 60°, 90°, 120°, 150°. 5°, which, as determined above, resulted in the shortest capacitance current arcing time, not including reignition or restrike. 5°, which, as determined above, resulted in the longest capacitance current arcing time, not including reignition or restrike. 4) This is considered equivalent to 50 random three-phase operations.

This is considered equivalent to 50 random three-phase operations. 04-1999) will be considered to have been met if there is no more than one operation with an overvoltage greater than the allowable limit. 04-1999) the performance will be considered to have been met if there are no operations with overvoltages greater than the allowable limit. i) For circuit breakers rated for instantaneous reclosing, these operations are to be made with a duty of Open - 0 s - Close to demonstrate the circuit breaker’s capability during high-speed reclosing when the unfaulted phases of a line may have a trapped voltage charge.

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