有钱能做什么：LED灯会

由 mft 于 11 months 之前发表

上周六，日本某主题公园内，一年一度的冬季灯会正式开幕，将一直持续到明年的3月8日。今年的主题是"花"，动用了总共450万颗LED组成了这个光的海洋，颜色不断地快速变换，仿佛真正的水流。不用在公园内，很远的地方，就能看到这些美丽的灯光。
谁能算算，这些LED的成本和每天的电费是多少？

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文章分类: 精彩杂录

Tags: led

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Reader Comments (Page 1 of 1)

Neutral

Satan_L5 @ Nov 17th 2008 7:41PM

挺漂亮.™

Neutral

Satan_L5 @ Nov 18th 2008 3:08AM

都买了这个了还怕啥费电,实在不行用钱砸到他不费电为止.™

Neutral

Moonbright @ Nov 17th 2008 7:41PM

呵呵，奥运会抢先了，LED灯其实很烫手的～～～

Neutral

Calouge @ Nov 17th 2008 8:40PM

再看一眼头像，不忍心啊

Neutral

Rill @ Nov 17th 2008 9:10PM

如果按每个LED 50mA电流的话，总功率是0.05x0.7x4,500,000=157,500W=157kW?

Neutral

Unknown @ Nov 17th 2008 10:08PM

制造成本高，用电没多少。

Neutral

Alucard.G @ Nov 18th 2008 6:38AM

都这份上了，谁还去计较电费

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