Showing posts with label half-bridge resonant converter. Show all posts
Showing posts with label half-bridge resonant converter. Show all posts
Monday, January 30, 2012
HW 2 Problem 19.1
There is some discussion in the 2010 posts about the sinusoidal approximation of v_s1(t) being multiplied by 1/2 because v_s(t) has a maximum value = V_g and minimum = 0, rather than the textbook example of +V_g and -V_g. A result of this scaling factor being that H(s) is also scaled. I don't think this is correct. The fundamental component of the Fourier series contains the amplitude term V_g ( (4*V_g/pi)*sin(w_s*t) ); that being the case, if V_g oscillates between V_g and 0 the sine wave will be accordingly 4*V_g/pi or 0. No need to scale. This will approximate the square wave. Does anyone else have some thoughts on this? Thanks.
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