A solar power generation system is a clean energy solution that utilizes solar energy resources for power conversion and supply.

Its core principle is the photovoltaic effect, which directly converts solar energy into electrical energy, offering advantages such as environmental friendliness, renewability, and stable operation. Currently, the price range for solar power generation systems is wide. Small residential systems typically range from 10,000 to 50,000 yuan, while large commercial or industrial systems can reach hundreds of thousands or even millions of yuan. The specific price is affected by system capacity, component quality, and installation complexity.

A solar power generation system mainly consists of photovoltaic modules, an inverter, a controller, and an energy storage device (optional). Photovoltaic modules are composed of multiple solar panels connected in series or parallel, generating direct current (DC) through the photovoltaic effect of semiconductor materials. The inverter converts the DC to alternating current (AC) to meet the grid connection standards for household appliances or the power grid. The controller regulates system operation, prevents overcharging or over-discharging, and extends battery life. The energy storage device (such as a lithium battery) stores excess energy for use at night or on cloudy days.