Tus nqi luam tawm yog qhov tseem ceeb rau cov tswv lag luam luam tawm thaum lawv suav txog lawv cov nuj nqis ua haujlwm tiv thaiv lawv cov nyiaj tau los los tsim cov tswv yim lag luam thiab hloov kho. UV luam ntawv tau txais txiaj ntsig zoo rau nws cov txiaj ntsig zoo, nrog qee cov ntawv tshaj tawm qhia cov nqi qis li $ 0.2 ib square meter. Tab sis dab tsi yog zaj dab neeg tiag tiag tom qab cov lej no? Cia peb ua kom tawg.

Yuav Ua Li Cas Sau Tus Nqi?

• Ink
  • Rau Luam Ntawv: Siv tus number case tus nqi ntawm $ 69 ib liter, muaj peev xwm npog ntawm 70-100 square meters. Qhov no teeb tsa tus lej siv nyiaj li ntawm $ 0.69 txog $ 0.98 rau ib square meter.
  • Rau Kev Kho: Nrog ob lub taub hau luam tawm, kev tu tus qauv siv kwv yees li 4ml ib lub taub hau. Qhov nruab nrab ob tu ib square meter, tus number case rau tu yog nyob ib ncig ntawm $0.4 ib square. Qhov no coj tus nqi tag nrho ib square meter mus rau qhov chaw ntawm $ 1.19 thiab $ 1.38.

• Hluav taws xob
  • Siv: Xav txogUV tshuab luam ntawv ntawm nruab nrab 6090 lojsiv 800 watts ib teev. Nrog rau Teb Chaws Asmeskas tus nqi hluav taws xob nruab nrab ntawm 16.21 xees ib kilowatt-teev, cia peb ua haujlwm tawm tus nqi piv txwv tias lub tshuab khiav ntawm lub zog tag nrho rau 8 teev (coj nco ntsoov tias lub tshuab luam ntawv tsis siv neeg siv tsawg dua).
  • Kev suav:
    • Kev siv zog rau 8 teev0.8 kW × 8 h = 6.4 kWh
    • Nqi rau 8 teev6.4 kWh × $0.1621/kWh = $1.03744
    • Tag nrho Square Meters luam tawm hauv 8 TeevLuas = 2 x 8 x 8 = 16 m²
    • Nqi ib square Meter: $1.03744 / 16 sqm = $0.06484

Yog li, kwv yees tus nqi luam tawm ib square meter hloov mus rau ntawm $ 1.25 thiab $ 1.44.

Nws yog ib qho tseem ceeb kom nco ntsoov tias cov kev kwv yees no yuav tsis siv rau txhua lub tshuab. Cov tshuab luam ntawv loj dua feem ntau muaj cov nqi qis dua ib square meter vim qhov nrawm nrawm thiab cov ntawv luam loj dua, uas ua kom cov nplai kom txo tau cov nqi. Ntxiv rau, tus nqi luam tawm tsuas yog ib feem ntawm tag nrho cov nqi ua haujlwm, nrog rau lwm cov nuj nqis xws li kev ua haujlwm thiab nqi tsev feem ntau yog qhov tseem ceeb.

Muaj tus qauv kev lag luam muaj zog uas ua kom cov xaj xaj tuaj tsis tu ncua yog qhov tseem ceeb tshaj qhov tsuas yog khaws cov nqi luam tawm tsawg. Thiab pom daim duab ntawm $ 1.25 txog $ 1.44 ib square meter pab piav qhia vim li cas feem ntau UV tshuab luam ntawv tus tswv tsis poob pw tsaug zog tshaj cov nqi luam tawm.

Peb cia siab tias daim ntawv no tau muab rau koj nkag siab zoo dua ntawm UV luam ntawv nqi. Yog tias koj tab tom nrhiavib lub tshuab luam ntawv UV ruaj khov, thov koj tuaj yeem tshawb xyuas peb cov kev xaiv thiab tham nrog peb cov kws tshaj lij rau cov lus hais kom raug.