What does MPPT stand for in the context of solar inverters?

In the context of solar inverters, MPPT stands for Maximum Power Point Tracking. This technology maximizes the energy output from solar panels by continuously adjusting the electrical operating point of the modules or array. Solar panels have a specific point at which they produce their maximum power, known as the maximum power point (MPP).

MPPT algorithms track this point throughout the day as conditions change, such as fluctuations in sunlight due to cloud cover or the angle of the sun. The inverter uses this tracking capability to optimize the power conversion process, ensuring that the electric energy produced is as high as possible, thus improving overall system efficiency. This is essential for maximizing the financial return on investment for solar energy systems.

The other choices do not accurately describe the technology used in solar inverters; therefore, they do not reflect the correct application of power optimization in photovoltaic systems.