Vim li cas siv hnub kawm ntawv qib siab?

Cov txheej txheem:

Vim li cas siv hnub kawm ntawv qib siab?
Vim li cas siv hnub kawm ntawv qib siab?
Anonim

Hnub kawm qib yog ntsuas qhov chaw txias lossis sov li cas. Ib hnub degree piv qhov nruab nrab (qhov nruab nrab ntawm qhov siab thiab qis) sab nraum zoov qhov kub thiab txias tau sau tseg rau qhov chaw rau qhov ntsuas kub, feem ntau yog 65 ° Fahrenheit (F) hauv Tebchaws Meskas.

Dab tsi yog qhov degree hnub txoj kev?

Ib hnub degree yog ntsuas cua sov lossis txias. Tag nrho cov hnub kawm tiav los ntawm hnub pib tsim nyog yog siv los npaj kev cog qoob loo thiab kev tswj xyuas cov kab tsuag thiab cov sijhawm tswj xyuas kab tsuag. … Ib hnub degree raug xam raws li qhov tseem ceeb ntawm lub sijhawm ua haujlwm uas feem ntau txawv ntawm qhov kub thiab txias.

Dab tsi yog hnub degree qhov tseem ceeb sawv cev?

cua kub hnub yog ntsuas ntawm ntau npaum li cas (hauv degrees), thiab ntev npaum li cas (hauv hnub), huab cua sab nraud yog qis dua ib theem. Lawv feem ntau siv rau hauv kev suav suav hais txog kev siv hluav taws xob xav tau rau cov tsev sov.

HDD65 txhais li cas?

heating degree hnub (HDD) [i.e., HDD65 (HDD18)]. Rau ib hnub twg, thaum qhov ntsuas kub nruab nrab tsawg dua qhov ntsuas kub hauv zos lossis lub teb chaws tshwj xeeb. Txhua xyoo HDDs yog cov lej ntawm HDDs nyob rau ib lub xyoo.

Yuav ua li cas cua sov hnub yuav siv los ntsuas kev siv hluav taws xob?

Txoj hauv kev yooj yim tshaj plaws los ua kom cov lej siv hluav taws xob zoo li qub yog xam cov kWh ib hnub rau ib hnub rau txhua kWh lub zog-siv daim duab hauv nqe lus nug. Tsuas yog faib txhua kWh daim duab los ntawm tus lejdegree hnub nyob rau lub sijhawm uas lub zog tau siv.

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