Why do cellular base stations have backup batteries?
Abstract: Cellular base stations (BSs) are equipped with backup batteries to obtain the uninterruptible power supply (UPS) and maintain the power supply reliability. While maintaining the reliability, the backup batteries of 5G BSs have some spare capacity over time due to the traffic-sensitive characteristic of 5G BS electricity load.
Why do 5G base stations need backup batteries?
As the number of 5G base stations, and their power consumption increase significantly compared with that of 4G base stations, the demand for backup batteries increases simultaneously. Moreover, the high investment cost of electricity and energy storage for 5G base stations has become a major problem faced by communication operators.
Can BS backup batteries be used as flexibility resources for power systems?
Therefore, the spare capacity is dispatchable and can be used as flexibility resources for power systems. This paper evaluates the dispatchable capacity of the BS backup batteries in distribution networks and illustrates how it can be utilized in power systems.
Does a 5G base station use energy storage power supply?
In this article, we assumed that the 5G base station adopted the mode of combining grid power supply with energy storage power supply.
What is the traditional configuration method of a base station battery?
The traditional configuration method of a base station battery comprehensively considers the importance of the 5G base station, reliability of mains, geographical location, long-term development, battery life, and other factors .
Can BS backup batteries be used in distribution networks?
This paper evaluates the dispatchable capacity of the BS backup batteries in distribution networks and illustrates how it can be utilized in power systems. The BS reliability model is first established considering potential distribution network interruptions and the effects of backup batteries.
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