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PSIM Version 7
The ultimate simulation environment for power conversion and control
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Download the FREE evaluation version of PSIM
FAQ
Frequently-asked questions
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Support
Welcome to the Powersim
on-line support resource center. The following resources are available
to help and support PSIM® customers:
 Video
Tutorials: These video tutorials are a fast and efficient way
to learn PSIM.
-
Application Example: A comprehensive list
of application examples to help you create and set up your circuit
and system quickly.
- Frequently Asked Questions: A
collection of frequently asked questions. Before contacting us,
please go through the list and see whether your question has
already been addressed.
- Support Request
and Feedback: Submit your support request and feedback.
Video Tutorials
Below
is a collection of tutorials that show the new features of the PSIM®
software, and how to use specific functions.
Please allow some time for the videos to download. The
videos will open in a new browser window.
Application
Examples
A
number of application examples are provided together with the software.
Below are the descriptions of selected examples. Please note that
some examples exceed the limit of the demo version and can be simulated
by the professional version only.
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 (buck
i_loop avg_model acsweep.sch) and in switchmode (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 (chop1q_ifb_psim.sch)
and the control implemented in Simulink (chop1q_ifb_simulink_R11.mdl)
- PMSM motor drive system
with the power circuit implemented in PSIM (PMSM_psim.sch)
and the control implemented in Simulink (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
(vsi3 spwm.sch), in switching function
implementation (spwm switching function.sch),
and average model implementation (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 (thy-3f.sch)
and 12-pulse rectifiers (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);
and (d) user-defined C code (pfc_vi_dll.sch);
- 3-phase ac active filter
(active filter.sch)
- Buck converter with average
current-mode control (average current-mode.sch)
and peak current-mode control (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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