老冰箱冷冻盘管,现在冷冻到-10,冷藏15度就不往下降了,该怎么办?

2025-03-16 21:11:59
推荐回答(2个)
回答1:

从理论上说是要把节流毛细管长度加长或者是把毛细管管径规格变小,以此来获得更低的蒸发温度。
不过在已知冷冻室盘管蒸发面积变小的情况下,即使是把毛细管变短,可以把冷冻室的温度降低下来,由于毛细管加长之后冷媒流量变小,整体的降温速度还是会变慢,且在这种情况下冷藏室内的温度降低的会更慢,甚至无法降低到正常使用温度范围内。
先把毛细管长度加长,然后适量追加同种冷媒,最终还是不能解决问题的,建议还是考虑把冷冻室的盘管长度再加长一些,以期从根本上解决问题。

回答2:

可以将毛细管加长一些看看。

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