Power Converters

Switches and converters such as thyristors, diodes, and bridges

Use switches and converters to convert power.

Blocks

Switches

Diode	Implement diode model
GTO	Implement gate turn off (GTO) thyristor model
Ideal Switch	Implement ideal switch device
IGBT	Implement insulated gate bipolar transistor (IGBT)
IGBT/Diode	Implements ideal IGBT, GTO, or MOSFET and antiparallel diode
MOSFET	Implement MOSFET model
Three-Level Bridge	Implement three-level neutral point clamped (NPC) power converter with selectable topologies and power switching devices
Thyristor	Implement thyristor model
Universal Bridge	Implement universal power converter with selectable topologies and power electronic devices

Converters

Boost Converter	Implement boost power converter
Buck Converter	Implement buck power converter
Full-Bridge Converter	Implement full-bridge power converter
Full-Bridge MMC	Implement a full-bridge modular multilevel converter
Full-Bridge MMC (External DC Links)	Full-bridge MMC power converter with external DC connections
Half-Bridge Converter	Implement half-bridge power converter
Half-Bridge MMC	Implement a half-bridge modular multilevel converter
Three-Level NPC Converter	Implement three-phase, three-level Neutral-Point Clamped (NPC) power converter
Two-Level Converter	Implement three-phase two-level power converter
Two-Quadrant DC/DC Converter	Implement two-quadrant DC/DC power converter

Topics

Introducing Power Electronics
Learn how to use power electronics and transformers and vary circuit initial conditions.
Thyristor-Based Static Var Compensator
Model a static var compensator (SVC) using three thyristor-switched capacitor banks (TSC) and one thyristor-controlled reactor bank (TCR).
GTO-Based STATCOM
Model a static synchronous compensator (STATCOM) using a GTO 48-pulse converter.
Thyristor-Based HVDC Link
Explore a high-voltage DC (HVDC) transmission link that uses 12-pulse thyristor current converters.
VSC-Based HVDC Link
Model a forced-commutated Voltage-Sourced Converter high-voltage direct current (VSC-HVDC) transmission link.
Improve Transient Stability Using SVC and PSS
Improve stability in a two-machine transmission system using a static var compensator (SVC) and power system stabilizers (PSS).
Control Power Flow Using UPFC and PST
Control power flow using a unified power flow controller (UPFC) and a phase shifting transformer (PST).

Featured Examples

Boost Converter

The operation of a boost converter.

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Buck Converter

The operation of a buck converter.

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Voltage-Controlled Buck Converter

The operation of a voltage-controlled buck converter.

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Synchronous Buck Converter

A synchronous buck converter.

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Buck Boost Converter

The operation of buck boost converters using the inverting and non-inverting topologies.

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Cuk Converter

The operation of a non-isolated Cuk converter.

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Forward Converter

The operation of a forward converter.

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Flyback Converter with Transformer Leakage

The operation of a flyback converter.

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Resonant LLC Converter

The operation of a resonant LLC converter.

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Regulated Resonant LLC Converter

The operation of a regulated resonant LLC converter.

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Series Load Resonant Converter

The operation of a series load resonant converter.

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Two-Quadrant DC/DC Converter

The operation of a two-quadrant DC/DC converter.

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Dual Active Bridge Converter DC/DC Converter

The operation of a single-phase Dual Active Bridge (DAB) DC/DC converter.

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AC/DC/AC Converter

The operation of an AC-DC-AC converter.

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Single-Phase PWM Inverter

The operation of a single-phase PWM inverter.

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AC/DC Three-Level PWM Converter

The operation of an AC-DC three-level PWM Converter.

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Watkins-Johnson Converter

The operation of a Watkins-Johnson Converter.

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Space-Vector PWM modulator

The open-loop speed control of an induction motor using constant V/Hz principle and a space vector (SV) PWM technique.

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Three-Level NPC Inverter Using Space-Vector PWM with Neutral-Point Voltage Control

The operation of a 2-MVA, 3-Level NPC inverter using Space-Vector Pulse-Width-Modulation (SVPWM) technique with neutral-point voltage control.

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Five-Cell Multi-Level Converter

A five-cell multi-level converter driving a static load.

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Three-Phase 48-Pulse GTO Converter

The use of three-level converters and zig-zag phase-shifting transformers in a 48-pulse square-wave GTO converter.

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Three-Phase Matrix Converter

A three-phase matrix converter driving a static load and drawing unity power factor at the source.

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Six-Pulse Cycloconverter

A six-pulse cycloconverter driving a static load.

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Thyristor Rectifiers

The operation of thyristor rectifiers.

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Current-Controlled Thyristor Rectifier

The operation of a current-controlled thyristor rectifier.

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Zener Diode Regulator

A model of the zener diode used in a voltage regulator.

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Two- and Three-Level Voltage Source Controllers

The operation of two-level and three-level voltage source controllers.

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Switching Function Converter Controlled by Averaged Firing Pulses

The advantages of power electronics converters that can be simulated using one of four selectable modeling techniques

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Speed Control of a DC Motor Using BJT H-Bridge

The simulation of an H-bridge used to generate a chopped voltage and to control the speed of a DC motor.

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Multilevel Multiphase Space-Vector PWM

The operation of the multilevel multiphase SVPWM and two-level multiphase SVPWM.

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Two-Level PWM Converter and Dead Time

The impact of dead time on harmonic distortion of a two-level converter used in a 50 kW microturbine.

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Neutral Point Clamp Inverter and Dead Time

The impact of dead time and semiconductor failure inside a three-level PWM converter.

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Loss Calculation in a Three-Phase 3-Level Inverter

Compute switching losses in a three-phase 3-level inverter, combining Specialized Power Systems and Simscape blocks.

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Modular Multi-Level Converter

The operation of a Modular Multi-Level Converter.

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Power Converters Modeling Techniques

The operation of several types of power electronics converters that can be simulated using one of four selectable modeling techniques

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