(fr)m_rl - IEEE Xplore

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for a certain period of time after inception of the fault the sign of the value D correctly ... The new algorithm have been applied to a digital relay employing a.
S).+(fr)m_rl^-1--,:

(2)

The second-order approximation, shown in equation (3), permits a approximation error for two arbitrary frequencies by selecting appropriate values for Ky and K2. zero

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