This paper presents modeling of a simple but efficient photovoltaic water pumping system. The system employs maximum power point tracker (MPPT). Two MPPT algorithms, subsystems and control methods ...

Too little rain, too little water in the landscape—so simple, so serious. Even if the drought is obvious because freshwaters ...

The increasing environmental pollution around the world has made everyone concerned. Rapid growth and industrialization have only exacerbated this problem. Fossil fuels like coal and oil contain high ...