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Google Campus to Become Solar-powered

prostoalex writes "Reuters is reporting that Google is equipping its headquarters with a solar panel 'capable of generating 1.6 megawatts of electricity, or enough to power 1,000 California homes.' This will make Google's Mountain View campus the largest solar-powered office complex in the United States."

12 of 394 comments (clear)

  1. Good, but not a huge deal by rm999 · · Score: 5, Interesting

    "A Google executive said the company will rely on solar power to supply nearly a third of the electricity consumed by office workers at its roughly one-million-square-foot headquarters. This does not include power consumed by data centers that power many of Google's Web services worldwide, he said."

    That's great, I am really proud of them for using an alternative energy source (especially in such a sunny area) but most of their energy usage is those data centers and servers, not their employees. They purposefully did not give a % of total energy saved because it probably would have been on the order of 0.1-5%, which would have revealed the ridiculous amount of energy they actually use.

  2. How big is it? by jorghis · · Score: 3, Interesting

    The article didnt say anything about its physical size. I wonder how much space they would have to consume to supply that much power.

    The google campus doesnt have that many buildings, I have this weird image in my mind of all their buildings completely covered by solar panels.

  3. Install panels for data centers? by Salvance · · Score: 3, Interesting

    Think there's any chance Google would start installing solar panels on their data centers? This would be a HUGE gesture of enviro-friendly computing, even if it did cost them a bundle. It would certainly get other data centers and large power consumers (like yahoo and microsoft) to consider following suit. Based on estimates posted at Wikipedia, they consume 20MW of power for their 450,000+ servers (which actually seems really low - only 50W per server?).

    Assuming it's more like 80MW of power they consume (equivalent to ~60K homes), I wonder if there'd even be enough high quality solar panels to offset a majority of this power consumption? I guess it makes more sense for them to start building wind farms near their out-of-the-way GooglePlexes. Some 5MW wind turbines are being tested today - hmmm ... let's see, 16 wind turbines vs. 150,000 solar panels ...

    BTW: here's a link to a more detailed article on the subject: SF Gate - Google sets sight on solar

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  4. Re:Microsoft's response by generic-man · · Score: 2, Interesting

    Microsoft already has solar power on its campus.

    Something seems odd about installing solar panels in a city famous for grey overcast skies, but the panels work nonetheless. :)

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  5. Re:Long Term Benefit? by aussie_a · · Score: 3, Interesting

    Does that include hiring someone to scrape off the bird shit from the cells?

  6. Re:make a little, share a little... by hazem · · Score: 4, Interesting

    Nike doesn't often get good press, but they recently build a windfarm in Lakdaal, Belgium, where they have their main European distribution center. The windfarm provides 100% of the power needs of the facility, in addition to the power needs of some 8000 households.

    I'm sure google will share/sell what they don't use.

  7. Re:Payback? by WindBourne · · Score: 2, Interesting

    For a small installation in Colorado, it is on the order of 5 years or less (using the energy by-back from Excell ). Considering that they are getting more support from Ca. state and their energy costs are higher and their panel costs will be lower, I would guess that the payoff will certainly be less than ours. Without assistance, then it is a matter of what the local energy company will pay for it. Some are trying to discourage energy so are not buying it back. Then and only then is the payback 30 years.

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  8. Re:Yawn! by tehdaemon · · Score: 2, Interesting
    "I believe replacement is suggested after 25 years"

    No, that is just when the warranty runs out. Since it has only been 52 years since the modern Si photovoltaic cell was invented, the life of solar cells is not really known. The oldest working communications satellite appears to be ATS-3 (from a quick google search) and is 39 years old. - so they can work at least that long.

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  9. Re:Economic, not environmental. by Alioth · · Score: 4, Interesting

    The energy payback on a monocrystalline panel is around 6 years. It's a long standing myth that a solar panel takes more energy to make than it generates.

  10. Re:Economic, not environmental. by Silver+Sloth · · Score: 2, Interesting
    It's not that I disbelieve either you, or the GP, but with one saying black and the other saying white, it leaves the interested but uninformed confused. Do you have any authorities to quote - Wikipedia is no help at all, and Google throws up too many trees to see the wood.

    Thanks

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  11. Re:Economic, not environmental. by hanwen · · Score: 4, Interesting
    Quoting this study from 1997:

    There still seems to be a popular belief that PV systems cannot 'pay back' their energy investment. The data from recent studies show however that although for present-day systems the EPBT can still be high, it is generally well below the expected life time of a PV system

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  12. Re:Yawn! by ErikZ · · Score: 2, Interesting

    One major problem, You're assuming that the price(value) of electricty stays constant.

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