Wind turbines are becoming more prevalent as the green technology industry continues to grow, but they all keep a very similar design. Ever Wondered Why Wind Turbines Have 3 Blades? Why not 4 or 6? This video will explain it. Again here three seems to be the optimal number here like it is in three →
http://spectrum.ieee.org/energy/the-smarter-grid/upgrade-coming-to-grid-cybersecurity-in-us Ukraine blackout in December 2015 was a wakeup call for better cyber security. →
This is a tear-down of one TT6061A based touch dimmer that could not handle touch and failed (static electricity killed it). This dimmer module manufactured by Eaglerise was found inside a desk lamp. Inside view The construction inside looks pretty OK. There is a proper normal fuse there (tiny ceramic fuse) and also over-temperature protection →
https://shkspr.mobi/blog/2016/03/the-absolute-horror-of-wifi-light-switches/ Example of IoT home automation gone wrong in many ways! Posted from WordPress for Android →
In an article for TechInsider last year, Rebecca Harrington noted that the world would only need a land surface area about the size of Spain in order to meet global electricity demand in 2030, based on solar panels with a 20 percent efficiency level. How accurate is this and what does the future look like →
Following on from last year’s historic climate change deal, in which 195 nations promised to mitigate man-made greenhouse gas emissions, France has demonstrated that it is beginning to pull its weight. The French government has just announced that it will pave 1,000 kilometers (621 miles) of road with durable, photovoltaic panels, which will provide solar energy →
Many laptops are pretty well known for having terrible audio interfaces. There are usually noise and grounding issues. This article tries to describe the reasons for those problems. Grounded power supply issues A recent post Yet Another Dell Laptop Audio Grounding Problem blog posting documents a well known and horrendous audio problem found on many →
A power supply is an electronic device that supplies electric energy to an electrical load. Most of the power supplies you use every day are the AC-DC power supplies that convert mains AC power (typically in 100-240V range) to low voltage DC (typically 5V to 24V). In those power supplies the output will be electrically →
http://www.iflscience.com/environment/denmark-breaks-its-own-world-record-wind-power-generation-2015 Posted from WordPress for Android →
http://www.bloomberg.com/news/articles/2016-01-14/solar-and-wind-just-did-the-unthinkable Posted from WordPress for Android →