Modelling and Simulation of Perturb and Observe MPPT Algorithm Based on The PI Controller for Photovoltaic System by Ahlam Mohamad Shakoor, Hersh Hasan Taha

Get full text

Extraction of Nickel Oxide from Spent Catalyst for Environmentally Safe Disposal by Fakhri H. Ibraheem, Heavn E. Mahmood, Dunya I. Salih, Jafar M. Smil, Hawbash S. Ahamad, Fatin A. Salih

“…Tens of tons are disposed of annually from oil and gas companies in Iraq. The paper aims to determine the kinds and amounts of toxic materials carried by the nickel oxide sulfur bed spent catalyst and then submit the suitable treatment methods, such as leaching by water, base solution, and acid solution. …”
Get full text