A dynamic schedule tagged for 25 MW must be updated if the flow changes by what percentage?

The requirement for updating a dynamic schedule in response to changes in flow primarily considers the need to maintain reliability and ensure that the electrical grid operates smoothly. When flow changes significantly, maintaining accurate schedules becomes crucial for grid stability and to prevent issues such as overloads or power imbalances.

In the case of a dynamic schedule tagged for 25 MW, if the flow changes by more than 100%, it means that the flow has been altered to a level that exceeds double the original amount (i.e., more than 50 MW from the initial 25 MW). This substantial change indicates that the grid has undergone a critical shift, necessitating an update to reflect this new flow condition. Updating the schedule ensures that operators have the most accurate and timely information, which is vital for effective grid management.

Changes of such magnitude (over 100%) signal situations that could potentially lead to operational concerns when not addressed, thereby mandating the need to revise the scheduling parameters to align with the new flow conditions. Monitoring and updating schedules in response to flow changes is essential for maintaining reliability, especially in a complex interconnected grid system.