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2021-08-18
Frost & Sullivan, a global authoritative consulting organization, summarizes the advantages and disadvantages of lithium-ion batteries used in data centers
For the data center, the power supply system is like the heart, and the battery is the source of power. Together, they provide reliable and stable power for the equipment.
Frost & Sullivan, a global authoritative consulting organization, summarized the advantages of lithium batteries.
Advantages of Lithium Batteries (Source: Frost & Sullivan)
Frost & Sullivan believes that the application of lithium batteries in data centers must pay attention to the following disadvantages:
(1) Initial cost
One of the main concerns of data center operators with lithium-ion batteries is the substantial increase in initial costs. Lithium-ion batteries are usually 1.3 to 2 times more expensive than lead-acid batteries. It is expected that the price of lithium-ion batteries may fall steadily. By 2028, the price of batteries will be less than $100/kWh. This trend will offset concerns about initial costs.
Price trend chart (Source: Frost & Sullivan)
(2) Reliability
Reliability is one of the bottlenecks in the development of lithium-ion batteries to large-scale energy storage technology. The safety problem of lithium-ion batteries is manifested as burning, which is rooted in the internal short circuit inside the battery cell and internal thermal runaway caused by external factors such as overcharging, squeezing, puncture, and falling.
(3) Compatibility
Li-ion charging circuits and controls are different from lead-acid batteries. Data center operators need to consider the compatibility of existing UPS and lithium-ion, and whether hardware and embedded software upgrades are required.
Lithium-ion battery (LIB) has become the main energy storage solution in modern social life. Among them, lithium iron phosphate batteries are a perfect replacement for lead-acid batteries, and they are the first choice for grid-connected peak shaving, off-grid energy storage, photovoltaic energy storage, UPS, data center and other industries.
Compared with lead-acid batteries, lithium batteries have the advantages of long life, small footprint, low load-bearing requirements, simple maintenance, environmental protection, reliability and stability, and will definitely become the first choice for data center backup in the future.