The solar inverter is an important part of the solar power generation system. Its main function is to convert the DC power received by the solar panel into AC power so that it can be supplied to houses, businesses, factories, etc. The inverter converts the DC voltage and frequency to bring the power generated as close as possible to the power requirements of indoor electricity. Generally, solar inverters generally have a series of technical parameters such as input voltage, current, power, output voltage and rated power to adapt to different solar power generation system needs. In addition, since solar power generation is greatly affected by weather, solar inverters also have safety protection mechanisms such as reverse connection protection, short circuit protection, overvoltage protection, undervoltage protection, and overtemperature protection to ensure the stable operation of the solar power generation system.