Unverified88% confidenceDecision RuleTime unknown
北方冬季寒冷地区应选显热/全热交换效率≥70%的机型,无热交换的单向流新风机冬天会让室内温度骤降,供暖成本大增
1
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88%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified北方寒冷地区必选全热交换机型且热交换效率≥70%,否则冬季进风温度过低导致室内温度骤降和结露;南方湿热地区全热交换(可回收湿度)优于显热交换90% similarUnverified带全热交换(显热+潜热)的新风机热回收效率应≥65%,优质机型达75-80%;北方冬季严寒地区优先选全热交换+电辅热预热,可避免冷风感和内部结霜结冰89% similarUnverified带全热交换的新风机在冬夏季能回收50-75%的温度,热回收效率<60%的机型在北方冬季会明显降低室温,选购时优先看显热/全热效率参数85% similarUnverified北方寒冷地区优先选全热交换(显热+潜热)机型,热回收效率≥70%可显著降低冬季冷风感和采暖能耗;南方湿热地区全热交换还能减少除湿负担85% similarUnverified全热交换(同时换热+换湿)比显热交换更适合南方梅雨和北方干燥地区,热交换效率≥70%的机型冬季可将-10℃进风预热至14℃以上,显著降低空调负荷85% similar
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