This system could make an excellent gearing system for wind energy. Low gears for light winds and adapt upwards as the wind increases maximizing the rotation of the mill. Usually mills are single gear and either take a certain amount of wind to start (which can cause the mill to sit still for long periods) or they spin too fast and have to employ a braking system at higher speeds.
At this year's MD&M West show, lots of material suppliers are talking about new formulations for wearables and things that stick to the skin, whether it's adhesives, wound dressings, skin patches and other drug delivery devices, or medical electronics.
The US Congress has extended an important tax credit for solar energy, a move that’s good news for future investments in this type of alternative energy and for many stakeholders in the solar industry.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.