Wind energy storage combined frequency regulation

Should wind and storage participate in the primary frequency regulation?

In view of the above problems, a control strategy of wind and storage participating in the primary frequency regulation of the power system is proposed considering the energy storage recovery strategy.

What is joint frequency regulation strategy of wind-storage?

Research on joint frequency regulation strategy of wind-storage The energy storage system can increase and decrease the output flexibly, which can improve the frequency regulation characteristics of the power system with wind power.

What is the control strategy for wind and storage joint primary frequency regulation?

Wind and storage joint primary frequency regulation control strategy Based on the above analysis of the virtual inertia and battery droop control of the DFIG, this paper proposes a control strategy for the primary frequency regulation of the wind and storage joint participation system. The control block diagram is shown in Fig. 5. Fig. 5.

Should wind farms be involved in power grid frequency regulation?

Demonstrate the necessity of active participation of wind farms in power grid frequency regulation through simulation; 2. Based on the existing wind farm frequency regulation scheme, a wind-storage combined frequency regulation control strategy is summarized and optimized to reduce the capacity configuration of the energy storage system.

Do wind turbines and energy storage participate in frequency regulation?

In the first strategy, both wind turbines and energy storage do not participate in frequency regulation. The second strategy is that the wind turbine adopts variable coefficient control. The third strategy is that both the wind turbine and the energy storage system are controlled with constant coefficients.

Does coordinated frequency regulation of wind-storage improve energy storage capacity?

The strategy of coordinated frequency regulation of wind-storage reduces the capacity of energy storage by 25%, which further improves the economy of energy storage participating in primary frequency regulation. The authors declare no conflict of interest. This paper is funded by National Key R&D Program of China [Grant-number: 2018YFB1503005].