Unverified83% confidenceFactTime unknown
光效(μmol/J)越高越省电且发热越低,选购看≥2.5μmol/J为合格,≥2.7为优秀,低光效灯具在关闭空间内长时间开灯会明显升温影响植物
1
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83%
Confidence
Long-term
Relevance
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Unverified亮度与功耗正相关:追求植物补光或工作照明的高亮,每米功耗常达14-20W,散热依赖铝槽导热;氛围照明每米5W以内即可,盲目上高功率灯带贴纸质/木质表面有积热隐患81% similarUnverified补光效果(高色温高强度)与氛围观赏性(低色温暖黄光)互斥,纯观赏用永生苔选2700-3000K暖光更出片,但同一盏灯难以兼顾养护与氛围,活体养护需求应优先补光79% similarUnverified补光强度需看PPFD而非流明,桌面观叶植物需PPFD≥100μmol/㎡/s,多肉出状态需≥200,开花结果类需≥400;单看功率虚标严重,20W灯珠质量差可能不如8W好灯珠79% similarUnverified氛围落地灯优先选色温可调范围2700K-3000K的暖光型号,超过4000K的冷白光会破坏放松氛围;带无极调光(0-100%线性调节)比三档跳变调节更适合营造氛围,最低亮度能压到5%以下才能做夜灯用78% similarUnverified全光谱灯泡实测光效通常仅60-80lm/W,明显低于普通LED的100-150lm/W,因此同等亮度下功率更高、发热更大,需为吊灯预留散热空间并注意驱动电源寿命78% similar
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