Industry News

Inverters play a crucial role in converting DC power to AC power in solar systems, backup power solutions, and various other applications. One of the key innovations in inverter design is the inclusion of multiple output ports. These inverters allow users to power multiple devices or appliances simultaneously, making them versatile and efficient. In this article, we will explore the benefits of inverters with multiple output interfaces, particularly how they enhance the user experience, system flexibility, and energy efficiency.

As a core component of an independent power system, the Off-grid inverter is responsible for converting DC power to AC load adaptation. Its design goal is to provide a stable AC power supply for scenarios that are disconnected from the public power grid.

As the core control unit of the multi-energy system, Hybrid inverter integrates the interface circuits of photovoltaic, battery and grid to realize the dynamic power distribution and coordinated operation of the three.

With the widespread application of lithium batteries in consumer electronics, electric vehicles and other fields, how to deal with waste lithium batteries in an environmentally friendly manner has become an important issue. The following are several common environmentally friendly treatment methods for lithium batteries:

There are several key factors to consider when choosing a suitable lithium battery

Currently, the scale of global demand for energy storage batteries continues to climb, the market growth rate is also increasing, China as the world's largest energy storage battery market, accounting for 33% of the global market share, it is expected that by the end of 2025, the cumulative installed size of electrochemical energy storage will reach 70GW, and lithium-ion batteries, as a major technological route for electrochemical energy storage, also occupies a dominant position in the market. At the same time, policy support also makes the power market commercialization mechanism continue to improve, energy storage business model is clearer, and the demand for energy storage equipment is also increasing.

At present, the safety standards of lithium ion batteries in the industry mainly include international standards (such as IEC standards), national or regional standards (such as JIS, CB, EN standards, etc.) and industry standards (such as UL, IEEE, SJ, QB standards, etc.).

Batteries have a safe voltage range to use, the highest and lowest voltage is generally known as the charge and discharge termination voltage or cut-off voltage, when the actual working voltage of the battery for a long time is lower than the discharge termination voltage or a long time is higher than the charging termination voltage, irreversible damage will occur inside the battery, serious damage to the battery, resulting in performance decline, commonly known as battery attenuation, The performance of battery attenuation is that the internal resistance of the battery increases, the capacity decreases and so on. Therefore, there is generally a small PCB board inside the lithium-ion battery, which is packaged together with the battery, as shown in the figure below. The main function is to protect the battery.

The energy storage market, especially the lithium-ion battery energy storage market, is considered to have a broad market space and diverse usage scenarios. Lithium-ion battery energy storage technology has the advantages of high efficiency, flexibility of use, fast response and speed, and gradually occupies an increasingly important position in the electric energy storage market.