Knowledge Base

D-FACTS Quick-Start Tutorial

Distributed Flexible AC Transmission System (D-FACTS) devices or “smart wires” change the effective line impedance of the transmission line on which they are installed.  The Knowledge Base Article is a quick-start tutorial that introduces D-FACTS devices and how to use them in PowerWorld Simulator.  This is a short hands-on training session with slides and sample cases. […]

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January 15, 2014

Motor Load Starting using Transient Stability

Note: Download a small sample case at the following link which is used in this demonstrate: MotorStart Case Note: Starting in the July 10, 2013 patch of Simulator 17, a modification was made to automatically change the integration time step for the entire simulation when induction motors (loads) or induction machine (generators) drop below 0.1 per […]

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July 2, 2013

Remote License Troubleshooting

If you are trying to start Simulator or Retriever using a remote license but the hardware key is not detected, you may need to manually point to the hardware key’s location on the network. To configure where your machine goes to look for remote license keys, make sure to run the full Simulator or Retriever installation […]

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June 10, 2013

Calculating the Net Reactive Capability Curve of a Renewable Energy Plant and Subsystem

When studying a system of small renewable generators that are all hooked up to the power system through one interconnection point, some PowerWorld users have been interested in calculating the net reactive capability curve seen at the utility interconnection point.  As an example consider the power system below which has the following characteristics. Three solar […]

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June 6, 2013

Case Study in Using Auxiliary File Scripting with Advanced Filters, Custom Floats, and Expressions

This is a case study that demonstrates how to automate the process of replicating the net reactive capability curve from a set of renewable generators behind a small distribution system which is connected to a single utility bus.  This serves as a wonderful example for demonstrating several topics. Use of auxiliary files to automate processes […]

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June 6, 2013

Creating Diagrams — Auto-Insert Borders

To insert geographic borders into diagrams, select Insert >> Auto-Insert >> Borders from the main menu. Auto Insert Borders Dialog The PowerWorld border library includes borders for the entire world, as well as Canadian Provinces and state and county borders for the United States. Select multiple borders by holding down the Shift or Ctrl keys while making […]

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July 3, 2012

Use Spreadsheets to Create or Modify Model Objects

PowerWorld Simulator’s abilities can be extended to include all the power of a spreadsheet application such as Microsoft Excel or Corel Quattro Pro.  A simple example is presented here to get you started on this powerful feature. Consider the simple seven-bus system (B7FLAT.pwb) provided with the software. B7FLAT Sample Case One-Line Diagram We are going […]

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June 28, 2012