風の塔
日経新聞に風の塔の近況が載っていた。そもそもあの塔は2本の塔の間を通る風の負圧効果で地下の排気ガスを吸い上げ、ファンモーターの電力量を低減するようにできているのだが、昨今エコカーが増えたので換気塔のモーターはほぼ動かさずに済んでいるそうだ。素晴らしい。
The Nikkei Shimbun contained an article about the current condition of the Tower of the Wind. In the first place, that tower was designed to suck up underground exhaust gas by using the negative pressure effect of the wind passing between the two towers, reducing the amount of electricity used by the fan motor, but as the number of eco-friendly cars has increased recently, the ventilation tower It seems that the motor does not need to be moved at all. wonderful.
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