質問: 電気はこまめに消すべき?
節電のため、照明の電源をこまめに切ることを心がけていますが、再び電源を入れる時には余分に電力がかかると聞きます。そのため、照明を使う時間が短い場合は、電源を切らない方がかえって電力がかからないと思います。電源を切るのが効果的なのは、何分以上使用しない場合なのでしょうか?(20代男性・東京都)
回答
蛍光灯
6.6秒以上、照明が不要ならば消した方が節電ということになります。
白熱電球
約0.8秒以上、照明が不要ならば消した方が節電だと計算できます。
LED照明
スイッチON時の電力増分はほぼゼロと言って良いものです。躊躇せずに消しましょう。
以上のことより節電のためには、照明が不要になった時に、すぐ消すことが一番と言えます。
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| — | 電気はこまめに消すべき? | 日本科学未来館 (via plasticdreams) |
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