寒冷來襲,車用電池+電熱毯有沒有搞頭 - 露營
By Odelette
at 2015-12-16T13:54
at 2015-12-16T13:54
Table of Contents
大家好,我是一號潛水版友
昨天晚上寒流來襲真的冷吱吱
想要買個電暖設備,唯一功率比較低是電熱毯
想說買個12v/40AH車用電瓶+500w電源轉換器大概4000上下
假設電熱毯60w, 需要的安培數是60/12=5A
假設轉換器效率是75%
5x1.25=6.25A
40/6.25=6.4小時
一個電池理論上可以使用6個多小時,算是相對夠用
實際上不太可能全開,一個晚上應該都還可以
請問這樣有沒有搞頭
--
昨天晚上寒流來襲真的冷吱吱
想要買個電暖設備,唯一功率比較低是電熱毯
想說買個12v/40AH車用電瓶+500w電源轉換器大概4000上下
假設電熱毯60w, 需要的安培數是60/12=5A
假設轉換器效率是75%
5x1.25=6.25A
40/6.25=6.4小時
一個電池理論上可以使用6個多小時,算是相對夠用
實際上不太可能全開,一個晚上應該都還可以
請問這樣有沒有搞頭
--
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露營
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