PSS®E optional add-on modules and companion extension tools are designed based on user needs.

• Hybrid Cloud – Accelerate simulation performance on-demand with the power of the cloud for on-premise.
• Harmonics – Easily determine and compare harmonics distortion levels to industry standards.
• Time Series Power Flow – Automate the analysis of power flow simulations considering multiple time-points.
• Advanced Linear Analysis – Calculate linear distribution factors and determine analytics about your network topology to perform transfer limit analysis, security constrained economic dispatch, advanced contingency analysis and impact and sensitivity analysis. Download data sheet
• Automated Grid Code Assessment – Easily automate your NERC TPL-001 compliance process. The new module enables you to perform a fully automated NERC TPL-001 analysis with PSS®E using just your base case. Download data sheet
• Advanced Contingency Analysis and RAS – Perform strong power flow and contingency analysis customizations, including the ability to model Remedial Action Schemes (RAS) and Special Protection Systems (SPS). Download data sheet
• Dynamic Simulation – Investigate system response to disturbances that cause large and sudden changes in the power system. Download data sheet
• Geomagnetic Induced Currents (GIC) –Assess the impact of GIC currents in the power grid and prepare mitigation measures. The value added GIC module for PSS®E meets this requirement using the latest method of calculation recommended by NERC. Download data sheet
• Short Circuit Analysis – A number of short circuit calculation algorithms to meet the diverse needs of fault analyses. All algorithms are self-contained analyses in PSS®E.
• Optimal Power Flow (OPF) – Fully optimize and refine your transmission systems. OPF improves the efficiency of power system performance studies by adding intelligence to the load flow solution process. Download data sheet
• Parallel Dynamics – Gain up to 25 x speedup of dynamics simulations on a single workstation and run multiple simulations in parallel by deploying a single simulation on each CPU core/thread of your workstation. Download data sheet
• Transmission Line Parameter Calculation – The Transmission Line Calculator module calculates branch impedances from line geometry models. It is also known as the Line Properties Module.

• Graphical Model Builder (GMB) – A powerful and easy-to-use dynamics model development tool based on graphic representation of control block diagrams. Accurate power system planning requires that precise models be used in the simulation software. PSS®E software is designed for dynamic modeling of complex systems. GMB allows specialized modeling by supporting both standard and non-standard dynamic models. Download data sheet
• PSS®E-PSCAD Data Conversion Module (E-Tran) – Directly translate PSS®E network models into high fidelity PSCADTM electromagnetic transient models then integrate complex PSCADTM machine and HVDC models into this network model for sophisticated analysis. Download data sheet
• PSS®E-PSCAD Co-Simulation (E-Tran Plus for PSS®E) – The hybrid simulation interface links PSCAD™ EMT models with PSS®E transient stability simulations, enabling real-time data exchange between platforms at each time step. It supports dynamic system equivalents, improves model accuracy, and allows multiple PSS®E versions to operate simultaneously. Download data sheet
• Gridscale X Advanced Protection Assessment–TS Link – Combines PSS®E transient stability analysis with detailed Gridscale X protection modeling to simulate relay behavior and evaluate protection performance. Helps identify stability risks, analyze unbalanced conditions, validate protection adequacy, recommend relay setting changes, and develop special protection schemes.

Challenges

• Accurate system studies, operations planning and expansion planning
• Ensuring system reliability, security, and regulatory compliance
• Automating workflow processes
• Integrated solutions for efficient data utilization

Our solution

• Powerflow, contingency analysis, voltage stability (PV/QV), reliability assessment, Node-breaker model
• Dynamics/transient stability simulation
• Optimal power flow
• Short circuit analysis
• GUI and API-driven functionalities
• Integrated Model Management

Advantages

• 50 years of trusted results from “benchmark” tool in the industry
• Easy exchange of data and comparable results within your team and neighboring utilities
• Time savings from scripting and automation via 2,000+ APIs
• Industry-leading dynamics library saves model development effort
• Interoperability with other tools in the utility IT landscape
• Accelerate transmission planning performance with on-demand cloud access

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Challenges

• Interconnection studies
• Standardization of dynamics models
• IPP proposal development
• Managing the increasing # of interconnection proposals

Our solution

• Combine PSS®E + PSS®MOD to automate generation interconnection workflows and data submission
• Services to convert block diagrams to PSS®E dynamics models
• Evaluate proposals before submission to ISO

Advantages

• IPPs can match results of ISO/RTO interconnection evaluations to improve proposal vetting & chance of success
• Align with ISO/RTO requirements for dynamics models in PSS®E library
• OEMs can maximize the attractiveness of the generator portfolio by making models available in the most widely adopted industry format (PSS®E)
• ISO/RTOs can facilitate easier data exchange and proposal submission for interconnection studies
• ISO/RTOs can reduce quantity and maximize quality of received proposals

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Extending PSS®E with PSS®SINCAL unlocks:

• Integrated transmission and distribution (T&D) planning
• Renewable analysis
• Distributed energy resource (DER) penetration planning and studies

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