Mechanical systems

这是一个很棒的小视频，它展示了我们是如何被势能包围的，我们只需要花点心思去利用它。我们在整个系统设计公司发现了这个视频，这是一家位于新英格兰的公司，专门识别、设计和开发人类栖息地。In their own words from their website : "We…

Choosing a water heater - tank or tankless. Tankless water heaters , on demand water heaters and instantaneous water heaters are different names for the same thing - domestic hot water systems that do not include the storage tank that comes with traditional water heaters. This type of water heating system can be…

Most home electronics and appliances use energy even while in standby mode, and it is estimated that more than half the overall power consumed can happen when they aren't even in use. Even when sitting idle, almost all TVs, computers and stereos etc., will still be using power. So any added cost for high efficiency…

These guide pages are intended to help you find the most efficient and affordable options for pretty much anything that runs on power, and the best ways to generate power yourself. There are a lot of options to consider when shopping for appliances, designing home lighting, and heating your home. These pages outline…

Some techniques that will help you reduce your A/C needs, and certainly help you stay cool in the absence of having one. How to cool a home without AC While it's true that no matter where you live, be it urban, suburban or rural, the hottest days and nights of summer may have you dreaming of coolers climates…

What could be better than an outdoor shower? If your answer is a solar powered hot water shower that you built all by yourself (or with friends), read on. It might seem like pie in the sky, but with these easy to read DIY instructions from the good folks at the Endeavour Centre your dream of a warm, net-zero shower…

Imagine charging your phone with the heat from your morning coffee. With the Epiphany onE Puck you can. The idea behind the Epiphany onE Puck is simple: use a Stirling engine powered by heat disparities (a hot or cold drink, a candle, ice, etc.) to fully charge your cell phone. Invented in the early 1800s, Stirling…

Belgium's offshore wind power reservoir uses excess power to pump water, storing it as latent hydroelectric power. One of the biggest drawbacks to renewable energies like wind and solar, is that it is unpredictable. This presents a challenge to grid operators, as they struggle to meet demand while compensating for…

An introduction to the math behind the placement of solar panels to optimize your yield, and speed up your return on investment. There is a lot you can do in home construction to take advantage of the free energy provided by the sun. That can be passive solar, which is about home orientation and window design to…

The inside of city water mains has up to this point not been a newsworthy place. With in-pipe power generating turbines, that is now poised to change. Hydroelectric power generation is definitely renewable but not always 'green' when you consider all the side effects, especially when it comes to large hydroelectric…

Electricity is clean at its destination but can be very dirty at its source. Not all of us have the means to install solar panels or wind turbines, but with the help of Bullfrog Power you can live a greener lifestyle hassle-free. Bullfrog’s green electricity comes exclusively from wind and hydro facilities that have…