为什么电风扇在夏天越吹越热呀?

2025-03-15 11:18:52
推荐回答(5个)
回答1:

风扇的工作原理决定了风扇扇久了风会热。 风扇扇叶转动是由电机带动的,从一方吸取空气在另一方喷出,而促使空气流通产生风,空气吸入的方向一般都是电机的位子,风扇开久了后电机发热,而始其周围的空气也开始发热,在将这些空气吹出人自然就觉得风是热的了,从而人体的温度也回略有增加。

回答2:

风扇是加快体表水分蒸发吸热,之所以越吹越热是因为体表水分蒸发过快,都蒸发了还怎么吸热

回答3:

日常生活中吹电风扇是靠扇叶的快速转动,使汗液的蒸发速度变快,但是扇叶转动会产生热,所以夏天吹电风扇还是感觉很热。 文章来源: http://www.xingyundao.com 原文链接: http://www.xingyundao.com/index.php/Index/show/id/93272240

回答4:

因为夏天温度高,随之大气的温度也好。所以风扇吹出来的都是热风。

回答5:

夏天的风本来就是热的 只有你身上有汗或者身体有水分的时候风才可以让你感觉到凉快 空调就不一样了 吹出来的风就是凉风 超舒服 OK?

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