This research aims to study the application of wind turbines for wastewater treatment by coupled to water wheel. The wooden wind turbines were selected to study its performance. The number of wooden propellers are 2, 4, ...

This research aims to study the production of biochar from stubble and rice straw applied to the water in the soil. The production of charcoal burning in steel 200-liter tank has a maximum volume of charcoal, Then activated ...