MATLAB Examples

The starting procedure for a synchronous motor.

Phasor simulation of a 9-MW wind farm using Induction Generators (IG) driven by variable-pitch wind turbines.

A detailed model of a 100-kW array connected to a 25-kV grid via a DC-DC boost converter and a three-phase three-level VSC.

A single-phase dynamic load block built with Simulink® blocks.

The measurement distortion due to saturation of a current transformer (CT).

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

An average model of a 100-kW array connected to a 25-kV grid via a DC-DC boost converter and a three-phase three-level VSC.

The Machine Load Flow tool of Powergui block to initialize an induction motor/diesel-generator system.

A current-controlled 60-kW 6/4 SRM drive using the SRM specific model based on measured magnetization curves. 8/6 and 10/8 preset models are also presented with same control strategy.

Energy management systems for a fuel cell hybrid electric source.

The operation of two models of on load tap changer (OLTC) regulating transformer.

An aircraft electrical power generation and distribution system. The AC power frequency is variable and depends of the engine speed

The operation of a typical transformerless photovoltaic (PV) residential system connected to the electrical utility grid.

Phasor simulation of a 9 MW wind farm using Doubly-Fed Induction Generator (DFIG) driven by a wind turbine.

An average model of a distribution STATCOM.

The use of the Three-Phase Transformer Inductance Matrix Type block to model a three-phase core-type saturable transformer. It also shows that using three single-phase transformers to

A six-pulse cycloconverter driving a static load.

A detailed model of a 250-kW PV array connected to a 25-kV grid via a three-phase converter.

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

The asynchronous machine in an open-loop speed control on a 3 HP 220 V industrial motor.

The behavior of a simplified model of a small-scale micro grid during 24 hours on a typical day. The model uses Phasor solution provided by Specialized Power Systems in order to accelerate

The use of three-phase blocks to study transients on a series-compensated 735-kV transmission system

A model of a solid oxide fuel cell (SOFC) which can be utilized in Specialized Power Systems.

A wind turbine asynchronous generator in an isolated network.

The supercapacitor model during charge and discharge.

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

A Machine mechanical coupling of an excitation system.

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

The Thyristor Controlled Series Capacitor (TCSC) test system.

A VSC-based HVDC transmission link 200 MVA (+/- 100kV).

Three-phase harmonic filters in HVDC installations.

A detailed model of a 48-Pulse, GTO-based unified power flow controller (500 kV, 100 MVA).

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

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

A load shedding test on a 2000 kVA, 600 V alternator.

The steady-state and transient performance of a 12-pulse, 1000 MW (500 kV-2kA) 50/60 Hz HVDC transmission system.

The use of the phasor solution for transient stability analysis of multi-machine systems. It analyzes transient stability of a two-machine transmission system with Power System

The use of a shunt active harmonic filter (AHF) to minimize the harmonic content propagated to the source from a non-linear load.

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

Sub-synchronous resonance (SSR) in Steam Turbine and Governor on a series-compensated network.

Steady-state and transient simulation of a linear circuit.

Three Power System Stabilizers (PSS) models using Kundur's four-machine two-area test system.

The use of a Six-Step Switch-on mode for a trapezoidal PMSM motor rated 1kW, 3000 rpm and speed regulated.

Vector Control for an interior Permanent Magnet Synchronous Motor (PMSM) during torque regulation.

A Static Synchronous Compensator (STATCOM) used for midpoint voltage regulation on a 500-kV transmission line.

The interfaces between Simulink® and Simscape™ Electrical™ Specialized Power Systems to design a custom synchronous machine model. It also shows an example of a customized Synchronous

A 9 MW wind farm using a detailed model of a Doubly-Fed Induction Generator (DFIG) driven by a wind turbine.

The use of the Machine Initialization tool of Powergui to initialize machine currents.

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

A vehicle-to-grid system used to regulate the frequency on a microgrid when events occur during a full day. The phasor mode of Specialized Power Systems allows a fast simulation of a 24 hour

The use of the Cassie and Mayr arc model for simulating high voltage circuit breaker interruption

A 9 MW wind farm using an average model of a Doubly-Fed Induction Generator (DFIG) driven by a wind turbine.

An Unified Power Flow Controller (UPFC) used to relieve power congestion on a 500/230 kV grid.

A 10 MW wind farm using a detailed model of a Type 4 wind turbine.

The use of the Load Flow tool of Powergui to initialize a 29-bus 735 kV network with detailed modeling of power plants using hydraulic turbines, speed regulation, excitation systems and

The use of the 3-Phase Programmable Voltage Source, PLL and Variable-Frequency Positive-Sequence Voltage and Power Measurement blocks.

A 10 MW wind farm using an average model of a Type 4 wind turbine.

The simulation of hysteresis in a saturable transformer.

The operation of a +100 Mvar/-100 Mvar 48-pulse GTO STATCOM.

The Permanent Magnet Synchronous Machine in a closed-loop speed and current control on a 1.1 kW, 3000 rpm industrial motor.

The use of three-phase blocks to study phase-to-ground fault and single-pole reclosing of a 735-kV transmission line

The interface between Simscape™ and Simscape Electrical™ Specialized Power Systems to design a breaker model.

The operation of a single phase asynchronous motor in Capacitor-Start and Capacitor-Start-Run operation modes.

A 200 V, 6.5 Ah Ni-MH battery model during charge and discharge process.

A detailed model of a distribution STATCOM.

The use of the Load Flow tool of Powergui to initialize a simple 5-bus network consisting of a wind farm connected to a 25-kV distribution feeder and exporting power to a 120 kV network.

A Machine mechanical coupling of an excitation system using Simscape™ mechanical rotational ports.

The Proton Exchange Membrane (PEM) Fuel Cell Stack model feeding an average value 100Vdc DC/DC converter.

An average model of a small PV farm (400 kW) connected to a 25-kV grid using two-stage converter.

The operation of two models of delta-hexagonal Phase Shifting Transformer (PST) using On Load Tap Changers (OLTC).

Partial shading of a 250-W PV module consisting of 60 cells connected in series.

A Static Synchronous Series Compensator (SSSC) used for power oscillation damping.

The starting of a 5 HP 240V DC motor with a three-step resistance starter.

The Thyristor Controlled Series Capacitor (TCSC) phasor test system.

Do FFT analysis during a simulation.

A drive acting on the auxiliary winding of a single-phase synchronous machine.

The AC7 Sensorless Brushless DC Motor Drive during speed regulation.

The steady-state and transient performance of a simple 500 MW (250 kV-2kA) HVDC transmission system.

The use of surge arresters in a series and shunt compensated 735 kV AC transmission system

The Sensorless Field-Oriented Control Induction Motor Drive during speed regulation.

The operation of a +300 Mvar/-100 Mvar Static Var Compensator (SVC).

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

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

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

A PWM VSI induction motor drive with a braking chopper for a 3HP AC motor.

The effect of current chopping in an inductive circuit.

The transformer saturation phenomenon.

The AC6 PM Synchronous Motor Drive during speed regulation.

The vector control of an AC drive.

Use the diode block to simulate a three-phase rectifier.

The Ideal Switching device solution method of the Powergui block to model a circuit breaker.

The AC7 Brushless DC Motor Drive during speed regulation.

Steady-state and dynamic performance of the static var compensator model.

Robot axis control with brushless DC motor drive.

The DC4 four-quadrant three-phase rectifier DC drive with circulating current during torque regulation.

A model of a hybrid stepper motor drive.

The Field-Oriented Control Induction Motor Drive during speed regulation.

Transients obtained with a distributed parameter line model and a PI section line model.

A flickermeter model designed according to functional specifications of the international standard IEC 6100-4-15 [1].

A Space Vector PWM DTC Induction Motor Drive during speed regulation.

The operation of a full wave rectifier using ideal diodes.

A synchronous buck converter.

The use of the 3-Phase Dynamic Load and 3-Phase Programmable Voltage Source blocks

The use of the Powergui and Impedance Measurement blocks to analyze the steady-state operation of a linear electrical circuit

The AC1 Six-Step VSI Induction Motor Drive during speed regulation.

The use of the linear transformer to simulate a three-winding distribution transformer rated 75 kVA - 14400/120/120 V.

The use of the Three-Phase Programmable Source, abc_dq0, and Sequence Analyzer blocks.

The AC4 DTC Induction Motor Drive during speed regulation.

The use of the 3-Phase Programmable Voltage Source, 3-Phase V-I Measurement, and Sequence Analyzer blocks.

A Simulink® model of a variable inductance that can be used in Specialized Power Systems.

Illustrates saturation in a Five-Limb Shell-Type transformer and compares the Specialized Power Systems model with a Simscape-based physical model.

The effects of saturation in a three-phase asynchronous motor at various operating conditions.

The use of the Five-Phase PMSM and the Three-Phase PMSM in a closed-loop speed and current control on two 4.4 kW industrial motors..

A one-quadrant chopper DC drive with hysteresis current control during speed regulation.

The AC7 detailed model and the AC7 average model during speed regulation. The comparison is performed for normal condition and for inverter saturation condition.

A four-quadrant three-phase rectifier DC drive with no circulating current.

A two quadrant single-phase rectifier DC drive with regenerative braking system.

The DC7 four-quadrant chopper DC drive during speed regulation.

The use of the Load Flow tool of Powergui to initialize the IEEE 13 Node Test Feeder circuit.

The use of the power_cableparam function to calculate R,L, and C cable parameters.

The DC1 two-quadrant single-phase rectifier DC drive during speed regulation.

The DC2 four-quadrant single-phase rectifier DC drive with circulating current during speed regulation.

Time domain and frequency domain performance of distributed parameter line model and PI section line model.

The DC3 two-quadrant three-phase rectifier DC drive during torque regulation.

The use of a 100 KVA Six-Phase Synchronous Machine under normal and fault operation.

The AC5 Self-Controlled Synchronous motor drive during speed regulation.

The speed reducer model connected between a high-speed shaft and a low-speed shaft.

The AC8 Five-Phase PM Synchronous Motor Drive during speed regulation.

The DC6 two-quadrant chopper DC drive during speed regulation.

Illustrates saturation in a Three-Limb Core-Type transformer and compares the Simscape™ Electrical™ Specialized Power Systems model with a Simscape-based physical model.

The DC5 one-quadrant chopper DC drive during speed regulation.

The mechanical shaft model.

The AC6 detailed model and the AC6 average model during speed regulation. The comparison is performed for normal condition and for inverter saturation condition.

A model of a winding machine.

The AC3 detailed model and the AC3 average model during speed regulation. The comparison is performed for normal condition and for inverter saturation condition.

The AC5 detailed model and the AC5 average model during speed regulation. The comparison is performed for normal condition and for inverter-rectifier saturation condition.

The AC8 detailed model and the AC8 average model during speed regulation.

The impact of temperature on a 7.2 V, 5.4 Ah, Lithium-Ion battery module.

Frequency-domain and time-domain analysis of a series-compensated transmission system.

Use the interpolation method on the powergui to preserve model accuracy for simulations with larger time steps.

How power flow control and deicing of a transmission line could be implemented using the Line Impedance Modulator (LIM) technology.

A Simscape™ model of mechanical coupling shaft.

A Simscape™ model representing a gear speed reducer device connected between a high-speed shaft and a low-speed shaft.

A method to compute short-term flicker severity of a phase-to-ground voltage taken from one feeder of a given remote community.

Mechanical coupling of two motor drives.

A 12 MVA, 34.5 kV Static Synchronous Compensator using 22 power modules per phase

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

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

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

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

The operation of a flyback converter.

The impact of aging (due to cycling) on a 12.8 V, 40 Ah, Lithium-Ion battery module.

The operation of a boost converter.

The use of a phasor measurement unit - PMU (PLL-based, Positive-Sequence) in a benchmark circuit.

The operation of a buck converter.

The operation of a single-phase PWM inverter.

The operation of a 1.5-MVA motor drive using a multicell power converter.

The operation of an AC-DC-AC converter.

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

The use of two Frequency (Phasor) blocks to measure the frequency variation in a network following a line outage.

The operation of a current-controlled thyristor rectifier.

The operation of a forward converter.

The operation of a Modular Multi-Level Converter (MMC).

The operation of a non-isolated Cuk converter.

The operation of a voltage-controlled buck converter.

The operation of a regulated resonant LLC converter.

The operation of a Watkins-Johnson Converter.

The operation of a resonant LLC converter.

The operation of a series load resonant converter.

The operation of thyristor rectifiers.

The Single-Phase Induction Motor Drive during speed regulation.

The use of the PMU (PLL-Based, Positive-Sequence) block within the Kundur's Two-Area System.

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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