暖手器的用法
首先充(chong)電(dian)(dian)(dian),通(tong)電(dian)(dian)(dian)時,人不得離開,等待充(chong)電(dian)(dian)(dian)結(jie)束,指示燈(deng)自動熄滅,拔掉(diao)插頭(tou)和連(lian)接器后就可以將(jiang)暖(nuan)手(shou)器裝入保(bao)溫袋內用于(yu)手(shou)部(bu)取暖(nuan)了。注(zhu)意通(tong)電(dian)(dian)(dian)時不要(yao)將(jiang)電(dian)(dian)(dian)熱暖(nuan)手(shou)器抱(bao)在懷(huai)中。
暖手器一般充電多久
暖手器是一種儲熱量大、保溫時間長的暖手用品,一般用專用的連接線接入220V電源6-10分鐘即可充電完畢,一次充電大概可以用幾個小時。具體充電時間和保溫時間根據暖手器品牌、質量、大小等(deng)因(yin)素有(you)所差異,建議購買保溫時間長的(de)優(you)質暖手器。
暖手器發熱原理
暖(nuan)手器發熱(re)原理簡單來說是插(cha)上電源后,通過電熱(re)元件(jian)(電熱(re)絲或(huo)PTC陶瓷元件(jian))來加熱(re)暖(nuan)手器里的(de)過飽和(he)溶(rong)(rong)液(ye),使它的(de)結(jie)晶溶(rong)(rong)解,大約5-8分(fen)鐘此過程結(jie)束;斷電以后,電熱(re)暖(nuan)手器的(de)過飽和(he)溶(rong)(rong)液(ye)開始結(jie)晶而緩慢(man)釋(shi)放(fang)出熱(re)量。
暖手器可以帶上飛機嗎
暖(nuan)手器里含(han)有的過飽和(he)溶液(ye)屬(shu)于(yu)(yu)液(ye)體,并且含(han)量大于(yu)(yu)100ml,因(yin)此規定(ding)是不能(neng)帶上飛(fei)機的,只(zhi)能(neng)辦理托運。
暖手器里面是什么液體
一(yi)種(zhong)(zhong)就(jiu)是(shi)(shi)過(guo)(guo)飽(bao)(bao)和(he)溶(rong)(rong)(rong)(rong)液(ye)醋酸鈉(na)(sodium acetate, CH3COONa),是(shi)(shi)一(yi)種(zhong)(zhong)過(guo)(guo)飽(bao)(bao)和(he)溶(rong)(rong)(rong)(rong)液(ye)。過(guo)(guo)飽(bao)(bao)和(he)溶(rong)(rong)(rong)(rong)液(ye)就(jiu)是(shi)(shi)一(yi)定(ding)溫度、壓(ya)力下,當溶(rong)(rong)(rong)(rong)液(ye)中溶(rong)(rong)(rong)(rong)質(zhi)的(de)濃度已超(chao)過(guo)(guo)該溫度、壓(ya)力下溶(rong)(rong)(rong)(rong)質(zhi)的(de)溶(rong)(rong)(rong)(rong)解度,而溶(rong)(rong)(rong)(rong)質(zhi)仍(reng)不(bu)析出(chu)的(de)現象(xiang)叫過(guo)(guo)飽(bao)(bao)和(he)現象(xiang)。 暖手寶里面的(de)液(ye)體(ti)就(jiu)是(shi)(shi)這(zhe)種(zhong)(zhong)液(ye)體(ti)了,有些人(ren)說(shuo)是(shi)(shi)水,其實不(bu)是(shi)(shi)水,是(shi)(shi)溶(rong)(rong)(rong)(rong)液(ye)。正常(chang)使用無毒(du)。另外一(yi)種(zhong)(zhong)就(jiu)是(shi)(shi)正常(chang)的(de)水,插電加溫至65度自(zi)動斷電。