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Archive for the 'green' Category

11 Dec

Revolving doors, piezoelectric floors finally get energy harvesting going

The Tokyo station of East Japan Railway company is installing a cool system of passive energy generation. It consists of piezoelectric floors that conveniently convert pressure from passengers walking over them to electrical energy. It is expected that this system will generate 1400KW daily, an amount that will keep some machinery at the station working without [...]

08 Aug

Stores with open doors. Is online exposure enough?

Energy waste is among us, and it is not a TV on stand-by… Stores leave their doors open Summer and Winter in the hope of attracting more customers. In the meantime, coal and nuclear plants work overtime to keep up with unnecessarily high energy demands…
The Racked site has a special section called This Store Blows [...]

28 Jul

If all deliveries were like that…

A few days back I lost my Canon 400D eyepiece -after cleaning it and absent mindedly forgetting it somewhere :-( Finding no help in the wonderful Greek retailers that only want to get boxes out the door without bothering for client support after that, my only choice was Intersys, the importer of Canon in Greece.
When [...]

25 Jul

Project Better Place #3: Portugal considers electric car adoption

ElectronRun has already talked about the progress of Project Better Place in Israel and Denmark. Portugal is quite restless these days and apart from renewable energy sources is looking at other ways to become environmentally friendlier.
Despite the huge limitations of Project Better Place, Portugal will investigate its viability for the near future. Again we are [...]

21 Jul

Shelby wants to be petrol and EV king

Following its success in exceeding the Bugatti Veyron’s top speed record, Shelby Supercars (SSC) goes one level up to establish itself as a green supercar champion. Tesla’s statement has certainly not gone unnoticed. We have for example written about the Hybrid Technologies sports car, as well as Audi’s electrical aspirations. But Shelby’s plans are on [...]

18 Jun

Tech picture of the day – 18th of June 2008

The wind/solar recharge Pod by Orange will be able to charge up to 100 mobile telephones per hour in this year’s Glastonbury festival [Smartplanet via Engadget]

12 Jun

Portugal’s impressive transition to renewable energy

Source: Guardian
With regions blessed by Europe’s highest solar radiation, Portugal is not leaving its energy issues to chance. Already having the currently largest photovoltaic energy farm in the world, another PV farm that is currently under construction in the Moura region will reach 45MW to power 30,000 homes.
But things are not stopping there, Portugal is [...]

09 May

Moving from IT to green tech entrepreneurship – Why?

Being an entrepreneur means continuously searching for new opportunities and trends that will pay off in the hopefully not so distant future. IT is the classic playground for risk capital opportunists, and has indeed paid off for some of them quite handsomely. Earth2tech has a list of 25 successful IT entrepreneurs that have now turned [...]

03 Apr

Road energy system collects solar energy to heat buildings

Source: Ooms Avenhorn
Think of this system as a massive heat exchanger. Pipes underneath the asphalt carry water that is heated during the day from solar energy and then stored underground for later use. When the weather turns cold, this very same heated water forms the basis for the heating of buildings.
You think it’s a joke? [...]

14 Mar

SoCal Edison builds 4.5 GW wind farm in California

The world is not short of plans for large zero emission energy production projects. ElectronRun has so far covered several solar projects or proposals worldwide -see links below. The Southwest states of the US are blessed with lots of sunshine, a fact that has recently led to several large solar project plans in this corner [...]

03 Mar

Are vertical greenhouses finally coming thanks to China?

Source: Knafo Klimor Architects
Vertical greenhouses we hear but vertical greenhouses we do not see. Maybe the urgent needs of China and a study by Knafo Klimor Architects of Israel is the perfect combination for the widespread use of a great concept.
The UN calculates that by 2010 about 50% of China’s population will reside in cities [...]

22 Feb

Energy harvesting – Part 2 – Is it really viable?

In part 1 of the series I discussed the practical difficulties for widespread energy harvesting adoption. In this second and last part, I will go through some ways that I believe would make widespread adoption easier and faster. The number of applications is huge and I would say that it is wise to divide them [...]

21 Feb

Energy harvesting – Part 1 – 5 obstacles to widespread use

A few days back I wrote about the Fluxxlab design proposal to harvest energy from revolving doors. Managing to install standalone energy producing devices is a significant event, much like when the first solar panels hit the market in the past. Therefore, I have decided to write a two part series, the first part is [...]

17 Feb

Are OTEC energy islands the answer to our energy needs?

Source: Telegraph
Big problems require large scale innovative solutions. ElectronRun has so far covered solar proposals for the energy needs of the EU and the US. Now OTEC artificial energy islands come as another large scale idea whose main energy source is water temperature differences. The idea is that when we have a difference of about [...]

12 Feb

Harvesting energy from revolving doors

Source: Fluxxlab
Remember the Matrix movie and the way humans became grown heat-producing plants to provide for their machine lords? The word “harvesting” gives me the crawls, but luckily harvesting in this world is for our own benefit and energy dependence. Interesting ideas so far are the energy harvesting from gym users or vibrations from trains [...]

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