| AC Analysis | |
| • Open-loop transfer function of a 1-quadrant chopper in switchmode | chop-1q acsweep.sch |
| • Closed-loop transfer function of a 1-quadrant buck converter in average model
and in switchmode |
buck i_loop avg_model acsweep.sch buck i_loop acsweep.sch |
| • Impedance of a LC shunt filter | L-C shunt filter acsweep.sch |
| • Both ac sweep and parameter sweep of a L-C filter | L-C filter ac_parameter_sweep.sch |
| • Voltage-loop transfer function of an UC3842-controlled buck converter in switchmode | UC3842-buck acsweep.sch |
| Co-Simulation with Matlab/Simulink | |
| • One-quadrant chopper circuit with current feedback, with the power circuit implemented
in PSIM and the control implemented in Simulink |
chop1q_ifb_psim.sch chop1q_ifb_simulink_R11.mdl |
| • PMSM motor drive system with the power circuit implemented in PSIM
and the control implemented in Simulink | PMSM_psim.sch PMSM_simulink_R11.mdl |
| Inverters | |
| • Digital implementation of space vector PWM for 3-phase voltage source inverter (VSI) | space vector pwm.sch |
| • Multi-level inverter | multi-level inverter.sch |
| • 3-phase VSI with Sinusoidal PWM in switching function implementation and average model implementation |
vsi3 spwm.sch spwm switching function.sch spwm average model.sch |
| • 3-phase VSI with selective harmonic elimination | vsi3 pwm pattern.sch |
| • On-line gating signal generation of 3-phase PWM current source inverter | csi3.sch |
| • Inverter dead time circuit | deadtime.sch |
| DC Switchmode Power Supplies | |
| • Full-bridge dc/dc power supply | dc fullbridge.sch |
| • Flyback converter | flyback.sch |
| • Push-pull converter | push-pull.sch |
| PWM IC Models | |
| • Model for the Unitrode current mode PWM controller IC UC3842/3843 with a buck converter example | UC3842-buck.sch |
| • Model for the Unitrode current mode PWM controller IC UC3844/3845 with a flyback power supply example | UC3844-flyback.sch |
| • Model for the Unitrode PWM controller IC UC3854 with a power factor correction example | UC3854_pfc.sch |
| • Model for the Unitrode high-speed PWM controller IC UC3823A|B/3825A|B with a push-pull converter example | UC3825B_pushpull.sch |
| • Model for the Unitrode resonant lamp ballast controller IC UC3872 with a lamp ballast circuit example | UC3872_lamp.sch |
| • Model for the power factor correction IC MC33260 from ON Semiconductor with a boost PFC example | mc33260-fig34.sch |
| Rectifiers and Cycloconverters | |
| • 3-phase PWM rectifier | pwm rectifier.sch |
| • 6-pulse rectifier and 12-pulse rectifiers |
thy-3f.sch thy-12p.sch |
| • 2 phase-controlled bridges in parallel with interphase transformer | interphase transformer.sch |
| • Cycloconverter circuit | cyclo converter.sch |
| PFC; Active Filters; Control Loops; and Other | |
| • Boost power factor correction (PFC) circuit | boost pfc.sch |
| • PFC circuit with inner-current-outer-voltage loops implemented in: | |
| (a) op. amp. circuit | pfc_vi_op.sch |
| (b) s-domain transfer function | pfc_vi_s.sch |
| (c) z-domain transfer function | pfc_vi_d.sch |
| (d) user-defined C code | pfc_vi_dll.sch |
| • 3-phase ac active filter | active filter.sch |
| • Buck converter with average current-mode control and peak current-mode control |
average current-mode.sch peak current-mode.sch |
| • Phase-lock loop | pll.sch |
| • Voltage-controlled oscillator (VCO) | vco.sch |
| • Hysteresis (bang-bang) comparator | hysteresis comparator.sch |
| • Schmitt trigger circuit | schmitt-trigger.sch |
| • Free-running square-wave oscillator circuit | square-wave-oscillator.sch |
| • Active filter application for dc power supplies | rec-pwm.sch |
| Zero-Voltage-Switching (ZVS) and Zero-Current-Switching (ZCS) Circuits | |
| • ZVS flyback converter | zvs-flyback.sch |
| • ZCS flyback converter | zcs-flyback.sch |
| • ZVS resonant switch | zvs-resonant.sch |
| • ZCS resonant switch | zcs-resonant.sch |
| Linking External C/C++ Code via DLL: | |
| • Calculation of rms values using built-in RMS block and external C routine | dll-rms.sch |
| • Boost power factor correction circuit with digital inner/outer loop controllers implemented in a C routine | pfc_vi_dll.sch |
| Digital Control; Discrete Systems | |
| • Boost power factor correction circuit with digital inner/outer loop controllers | pfc_vi_d.sch |
| • Digital implementation of space vector PWM for 3-phase voltage source inverter (VSI) | space vector pwm.sch |
| • 2nd-order analog and digital filters | filter-d.sch |
| • Different ways of implementing a digital integrator | i-d.sch |
| • Digital implementation of rms calculation | rms-d.sch |
| • Multi-rate discrete system | m-rate-d.sch |
| Motor Drives | |
| • Induction motor drive system | d-vsi-im.sch |
| • Start-up of an induction machine | indm.sch |
| • DC generator-motor set | dc-2.sch |
| • Start-up transient of a brushless dc motor | bdcm-op.sch |
| • Speed characteristics of a brushless dc motor under dc bus voltage change | bdcm-fb.sch |
| • Speed control of a brushless dc motor drive system | bdcm-ifb.sch |
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