NASA photographed images of supersonic waves created by supersonic aircrafts T-38 Talon.
Category: Energy
Portable hydro power plants
Imagine a hydro power plant which you can take to wherever you want. The portable hydro power plants are this post’s subject.
RC circuit analysis
In this post is shown how to analyze a RC circuit, by that, with resistors and capacitors.
WEG museum of science and technology (Part 2)
In this second part of WEG museum, is shown the manufacturing process of electric motors. What is shown here is not everything the museum has.
WEG museum of science and technology (Part 1)
The WEG museum of science and technology stays in the city of Jaraguá do Sul (South Jaraguá), in Santa Catarina state, Brazil. In this city also stays the HQ of…
Osmotic energy
This post’s subject is about osmotic energy. It is one more alternative of renewable and clean energy.
What is PROCEL?
The PROCEL is a program of Brazilian government, created on 30 December 1985 to reduce electrical energy waste and promote energetic efficiency. Consequently, reducing environmental impact.
Visit to Osório Wind Complex
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.
For what serves the daylight saving time?
What is the finality of daylight saving time? Saves energy and/or other purpose? It is this post’s subject.
News: Hoverbike arrives in the market
You can pre-order your hoverbike, if you have 150,000 dolars. Made by Hoversurf company.