LED植物灯多大功率能达到太阳的光线强度?

2025-03-16 06:11:15
推荐回答(2个)
回答1:

LED植物灯为植物的光合作用提供所需的光能,但是与自然的太阳光是无法比拟的。在植物照明领域使用的光照强度术语是PPFD,其单位是umol/s/m2。与勒克斯lux的主要区别是考虑了不同光谱分量的加权
LED植物灯是一种人工光源,其二次配光方案及安装距离决定了能在植物叶片上达到的光照强度。像伟照业量子版植物灯,在1.5m的安装距离下有效PPFD可达到170umol/s/m2左右,在植物补光的照明设计中,除了PPFD以外还需要考虑光照均匀度以及经济性。这需要在灯具总功率、安装高度、排列方式等变量之间进行折中。对于规模商业应用,PPFD达到200umol/s/m2左右是一个比较理想的设计指标。

回答2:

太阳的光照度晴天的室外基本都在3w以上。
led目前的技术100lm/W就算很高的了,达到3W也需要300瓦。
看起来300瓦就可以达到,实际上散热等因素的限制,是无法达到这个标准的。
另外太阳光是光谱齐全的综合光,led光谱比较单一,无法达到太阳光的效果。

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