As impetus to society from fossil fuel to low-carbon energy era, energy storage with swiftness and accuracy applies itself in frequency regulation in power system under the issue on frequency.
Can energy storage technology improve frequency regulation performance?
According to the above analysis, the energy storage technology can effectively improve the frequency regulation performance by assisting thermal power units to participate in power grid frequency regulation, and the control strategy proposed in this paper can prolong the service life of the energy storage system.
How to improve the frequency regulation capacity of thermal power units?
In order to enhance the frequency regulation capacity of thermal power units and reduce the associated costs, multi-constrained optimal control of energy storage combined thermal power participating in frequency regulation based on life loss model of energy storage has been proposed. The conclusions are as follows:
Can energy storage support the frequency regulation of thermal power units?
Comprehensive evaluation index performance table. Therefore, in the current rapidly developing new energy landscape where conventional frequency regulation resources are insufficient, the proposed strategy allows for more economical and efficient utilization of energy storage to support the frequency regulation of thermal power units.
Does the energy storage system participate in frequency regulation?
It shows outstanding performance in frequency regulation comparing with the traditional frequency regulation resource. This paper reports a review of the energy storage system participating in frequency regulation, including frequency regulation market and energy storage technology.
Can energy storage improve the stability of a system?
Compared with the traditional units, the frequency capability of energy storage can better improve stability of system. However, reducing the life loss during energy storage participation in frequency regulation remains a pressing optimization challenge.
What is the frequency regulation control strategy of thermal power units?
Frequency regulation control strategy of the thermal power units combined energy storage system based on multi-variable fuzzy control (Strategy II)