What is the optimal transient stability control strategy?

Abstract: This paper presents an optimal transient-stability control strategy that modulates the real power injected and absorbed by distributed energy-storage devices. These devices are located at the high-voltage bus of several generators in a synchronous power system. The system is broken into areas based upon groupings of generators.

Does the control strategy improve transient stability of power systems?

Both perspectives result in the same strategy. The performance of the control strategy is evaluated on a four-machine power system model and on a 34-generator reduced-order model of the western North-American grid. The results show that this control approach significantly improves the transient stability of power systems.

Can a transient control cost-function be minimized?

With the second perspective, an optimal transient control cost-function is minimized. Both perspectives result in the same strategy. The performance of the control strategy is evaluated on a four-machine power system model and on a 34-generator reduced-order model of the western North-American grid.

What is a transient stability control experiment?

Transient Stability Control Experiment for Uncertainty Disturbances Using Equation (7), system uncertainty disturbances were introduced into the simulation environment for each controller. Under identical conditions, each controller’s bus voltage-tracking performance was compared.

Does a lithium battery-supercapacitor Hybrid Energy Storage Microgrid have disturbance transient control?

Discussions This paper thoroughly addresses the issue of disturbance transient control in a lithium battery–supercapacitor hybrid energy storage microgrid, both theoretically and practically.

What is the criterion of power stability?

The rate of change of active power dP/dt is taken as the criterion of power stability. It is considered that the power stability is poor when dP/dt exceeds the threshold value, and the adaptive control first needs to suppress the deviation, which requires the maximum reduction coefficient kmax.