Time-Coordinated Instruction Sets for Power System Automation
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Solution Overview
Problem
Electric power delivery systems face disruptions and inefficiencies when modifying configurations due to equipment failures, load changes, or renewable energy integration, as existing automation methods lack coordinated and synchronized control strategies.
Innovation Solution
Implementing time-coordinated instruction sets that utilize a common time signal to synchronize actions across interconnected Intelligent Electronic Devices (IEDs), allowing for predetermined and synchronized control actions to minimize disruptions and optimize renewable energy integration.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If existing automation methods are used to modify system configuration, then equipment can be controlled, but coordinated and synchronized control strategies are lacking causing disruptions and inefficiencies
Solution Approach 1:
The system pre-configures instruction sets with predetermined sequences of control actions that are executed in a coordinated manner. When a system change is needed, the pre-configured instruction sets are activated to ensure synchronized control across multiple devices, eliminating the need for manual coordination and reducing disruptions during configuration modifications.
Solution Approach 2:
The automation controller receives status information from intelligent electronic devices (IEDs) and monitors system conditions. Based on this feedback, the controller determines when to activate specific instruction sets and adjusts execution timing to maintain system reliability while ensuring coordinated control actions across the power delivery system.
2Ease of manufacture
If manual control methods are used, then flexibility is maintained, but wear and tear on equipment increases due to lack of coordinated control
Solution Approach 1:
The system implements self-service automation where intelligent electronic devices automatically execute predetermined instruction sets without manual intervention. The automation controller autonomously monitors system conditions and triggers coordinated control actions, reducing mechanical wear on equipment while maintaining operational flexibility through programmable instruction sets that can be adjusted as needed.
Solution Approach 2:
Instruction sets are pre-configured with optimal control sequences that minimize equipment stress and wear. By having predetermined coordination strategies ready, the system executes smooth, controlled transitions rather than abrupt manual changes, extending equipment longevity while achieving high-level automation.
3Productivity
If configuration changes are made to integrate renewable energy, then energy optimization is improved, but system disruptions occur due to lack of synchronized control
Solution Approach 1:
The system pre-configures instruction sets specifically for renewable energy integration scenarios. When renewable energy sources are connected or load changes occur, the appropriate pre-configured instruction sets are activated to coordinate control actions across the system, ensuring smooth transitions that optimize energy utilization while maintaining system stability without disruptions.
Solution Approach 2:
The automation system dynamically adapts to changing system conditions by selecting and executing appropriate instruction sets based on real-time status information. This dynamic response capability allows the system to optimize renewable energy integration while maintaining stability, as the control strategy automatically adjusts to match current operational requirements rather than following fixed manual procedures.
Data Source
AI summary
A system for controlling and automating an electric power delivery system by executing time coordinated instruction sets to achieve a desired result. A communication master may implement the execution of time coordinated instruction sets in a variety of circumstances. The communication may be embodied as an automation controller in communication with intelligent electronic devices (IEDs). The communication master may also be embodied as an IED that is configured to coordinate the actions of other IEDs. The time coordinated instruction sets may include steps for checking status of power system equipment before executing. The time coordinated instruction sets may include reactionary steps to execute if one of the steps fails. The time coordinated instruction sets may also be implemented based on a condition detected in the electric power delivery system, or may be implemented through high level systems, such as a SCADA system or a wide area control and situational awareness system.