Photovoltaic water pumps, also known as solar-powered water pumps, primarily consist of a photovoltaic pumping inverter and a water pump. In practical applications, they are further equipped with solar panel arrays of appropriate power output based on the required head and daily water demand, collectively referred to as a photovoltaic pumping system.

　　The photovoltaic water pump system operates fully automatically, requiring no manual supervision. The system primarily consists of a PV pumping inverter, a photovoltaic array, and a water pump. Notably, the system eliminates the need for energy storage devices like batteries, instead using stored water as a substitute for electricity storage to directly power the pump and lift water.

　　The photovoltaic pumping inverter controls and adjusts the system's operation to achieve maximum power point tracking. When sunlight is abundant, it ensures the system runs at its rated capacity; when sunlight is insufficient, it sets a minimum operating frequency to guarantee efficient utilization of solar cell-generated power.

　　The solar array consists of multiple solar cell modules connected in series and parallel, absorbing solar radiation energy and converting it into electricity to power the entire system.

　　The water pump draws water from sources such as deep wells, rivers, lakes, or reservoirs and pumps it into tanks or ponds, or directly into irrigation systems or fountains. DC pumps, AC pumps, centrifugal pumps, axial-flow pumps, mixed-flow pumps, and submersible well pumps are all suitable for this purpose.

　　The photovoltaic water pumping system harnesses the abundant, sustainable energy from the sun—working tirelessly from sunrise to sunset. It operates autonomously, requiring no human supervision, no fossil fuels, and no reliance on the conventional power grid. Instead, it runs independently, delivering safe and reliable performance. This innovative system can be seamlessly integrated with various irrigation technologies, such as drip irrigation, sprinkler irrigation, and subsurface irrigation, effectively addressing challenges in farmland watering while boosting crop yields. By conserving both water and energy, it significantly reduces the costs associated with traditional energy sources and electricity. As a result, the photovoltaic water pumping system stands out as one of the most effective solutions for replacing fossil fuels with clean, renewable energy. It has emerged as a cutting-edge new-energy and technology product that offers a comprehensive answer to global concerns like food security and energy sustainability. This makes it especially aligned with the nation’s strategic vision of building a "resource-efficient" and "environmentally friendly" society—a goal that perfectly complements the country’s broader development agenda.