Substation Assistant™

Substation Assistant™ software is based on our landmark product called DFR Assistant™. It consists of software modules aimed at data integration and automated analysis for variety of substation IEDs: Digital fault recorders (DFRs), Digital protective relays (DPRs), and Circuit breaker recorders (CBRs).

Streamlined Data Warehouse

• Retrieves power system events recorded by IEDs automatically.
• Uses standardized data formats such as COMTRADE for data storage.
• Combines analysis reports with raw data in the data repository.
• Customizes the data retrieval logic to serve different user groups.

Automated Analysis of IED Data

• Classifies and prioritizes fault and disturbance records.
• Utilizes an expert system to perform knowledge based automated analysis.
• Calculates fault location using single-end and two-end recorded data.
• Verifies the sequence of relay and breaker operations automatically.

Improved Viewing of Data and Reports

• Distributes the data and reports using web, email, fax and pager services.
• Makes analysis reports readily available within seconds after system disturbances.
• Reduces time for assessment of disturbance impacts allowing rapid system restoration.
• Provides universal user interfacing tools for cost effective viewing, training and maintenance.