Yuav ua li cas koj xam Lux rau Watts?
Yuav ua li cas koj xam Lux rau Watts?

Video: Yuav ua li cas koj xam Lux rau Watts?

Video: Yuav ua li cas koj xam Lux rau Watts?
Video: Koj Yuav Siv Yam Vajtswv Muab Rau Koj Li Cas 2024, Kaum ib hlis
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Nws txhais tau tias lub zog hauv watts yog xam los ntawm kev muab qhov pom kev ci ci hauv ua lux los ntawm thaj tsam thaj tsam hauv square metres. Qhov txiaj ntsig tau muab faib los ntawm kev ua haujlwm zoo nyob hauv lumens ib watt.

Ua li no, pes tsawg Lux yog 100 watt lub teeb?

16 00 Nws

koj yuav xam cov qib lux li cas? Sib npaug cheeb tsam hauv square metres los ntawm ua lux , los yog cheeb tsam hauv square feet ntawm footcandles. ua haujlwm tawm pes tsawg qhov muag teev koj xav tau. Faib tus naj npawb ntawm lumens los ntawm tus naj npawb ntawm lumens xa los ntawm txhua lub teeb.

Ua qhov no hauv kev txiav txim siab, pes tsawg Lux yog 40 watt teeb?

40 Watt hauv Lumens

Hom teeb 200-300 lumens 1000-1250 lumens
Teeb 25-30 watts 120 kwv
Halogen 18-25 watts 100 w tso
CFL 5-6 Wg 20 watt
LED 2-4 watts 10-13 teev

Koj yuav hloov W m2 rau Lux li cas?

Tsis muaj qhov yooj yim hloov dua siab tshiab , nws nyob ntawm lub wavelength lossis xim ntawm lub teeb. Txawm li cas los xij, rau lub hnub muaj kwv yees hloov dua siab tshiab ntawm 0.0079 W / m2 ua ib Lux . Txhawm rau txuas tus lej ua piv txwv: yog tias peb nyeem 75, 000 Lux ntawm lub teeb sensor, peb hloov tias nyeem ntawv W / m2 xav raws li hauv qab no: 75, 000 × 0.0079 = 590 W / m2 xav.

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