A full bridge DC-DC converter supplies a pure resistive load using bipolar PWM voltage switching at 10kHz with Vcontrol

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A Full Bridge Dc Dc Converter Supplies A Pure Resistive Load Using Bipolar Pwm Voltage Switching At 10khz With Vcontrol 1 (73.87 KiB) Viewed 34 times

A full bridge DC-DC converter supplies a pure resistive load using bipolar PWM voltage switching at 10kHz with Vcontrol = 0.75Vtri. If Va = 50V and I, = 2A. TA+ TB+ DA+ DB+Z vo (=VAN-UBN) TA- A Symmetry VAN TB- DA- O N Condition Required f(-1)-f(0) Even a- Odd f(-0---80 b= Half-wave f(1) = -f(1 + 7) an b=0 for even h #P Even and half-wave b=0 for all h Even quarter-wave f(t)cos(hut) d(ut) for odd h for even h Odd and half-wave 40 for all A Odd quarter-wave *f(f)sin(hot) d(ur) for odd h b- for even h a) Using Fourier analysis, calculate the amplitude of the switching frequency harmonic components of the output voltage u。. DB- B b=0 P " ● UBN 1 a, and b NI [*r(r)cos(hot) daf) f(r)sin(hor) dicot) f(1) cos(hut) d(ur) for odd h f(t)sin(hot) door) for odd h IN