Has been appeared a new system to kilogram definition. But it will only take effect in 20 May, 2019.
I visited the Osório Wind Complex, in the city of Osório, Rio Grande do Sul state, Brazil. Photos about this city were added to the site’s images gallery.
This post’s subject is the speed control of turbines in hydro power plants. This control is important to keep stability in the presence of disturbances, providing power according to the…
The Gauss accelerator is a linear magnetic accelerator which launches metal spheres to considerable speeds. In this post, will be shown the operation and this experiment’s construction.
The ladder for fishes is a construction which reduces environmental impact caused by hydro power plants and it is this post’s subject.
The dams are important to many hydro power plants. In this post, will be shown the many types of dam.
This is the second part of avionic sensors and instruments. In this post, will be shown other instruments and sensors used in aircrafts.
This post’s subject is wave power generation from sea. This is an alternative of clean and renewable power source which can complement with other renewable power sources.
This post’s subject is an introduction about prosthetics which replace limbs and how they are controlled.
The ships are returning to have sails. Not like sails from centuries ago, but with rotating sails, which are this post’s subject.