Method of Fractional Overshoot
The method of fractional overshoot can be useful for damping ratios between about 0.5 and 0.8. The fractional overshoot OS is
where xp is the amplitude of the first peak of the step response and xf is the settling amplitude. Then the damping ratio is
Read more about this topic: Logarithmic Decrement
Famous quotes containing the words method of, method and/or fractional:
“The method of political science ... is the interpretation of life; its instrument is insight, a nice understanding of subtle, unformulated conditions.”
—Woodrow Wilson (1856–1924)
“The good husband finds method as efficient in the packing of fire-wood in a shed, or in the harvesting of fruits in the cellar, as in Peninsular campaigns or the files of the Department of State.”
—Ralph Waldo Emerson (1803–1882)
“Hummingbird
stay for a fractional sharp
sweetness, and’s gone, can’t take
more than that.”
—Denise Levertov (b. 1923)