Wanem wok bilong discharge?

Nov 21, 2025

Larim wanpela toksave

Wanem wok bilong discharge?

Wokim pefomens

 

Self-i stretim

 

Self-}discharge i makim dispela samting we inap long yusim bateri inap go daun otomatik bikos long ol kemikel riaksen i kamap nating o ol i no tingting long en insait long bateri. Em i as bilong ol redoks riaksen i stap yet long ol samting bilong elektrod. Long tupela elektrod, negatif elektrod i save kisim save bilong em yet i self-}discharge, we i westim ol ektiv samting. Bateri self-richarge i klostu wankain olsem ol kondisen bilong putim bateri.

 

Self-}dischaj reit

 

Self-}discharge reit i makim mak we wanpela bateri i lusim kapasiti taim em i lusim em yet aninit long no{1}}load kondisen long taim bilong storage. Self-}}discharge reit i save kamap olsem wanpela pesen bilong bateri kapasiti ridaksen long wan wan yunit taim (mun o yia).

 

Self-discharge rate

 

Long fomula, Ahₐ i makim kapasiti bilong bateri long taim bilong stoa (A·h);

Ah_b i makim strong bilong bateri bihain long stoa (A·h);

t i makim taim bilong putim bateri (ol mun o yia).

 

Self-}discharge reit i jenerol rileit long taem mo tempereja blong ambient. Moa temperaja blong ambient i hae moa, moa self-}discharge fenomen. Olsem na ol bateri i mas kisim strong gen long olgeta taim taim ol i putim longpela taim na putim aninit long gutpela tempereja na humiditi kondisen.

 

Dip bilong Discharge

 

Dip bilong Discharge (DOD) em i pesen bilong discharge kapasiti i go long reit kapasiti, na matematikel rilesensip bilong em wantaim Stet bilong Sas (SOC) i olsem:

DOD=1-S0C

 

Dip blong discharge i gat wan bigfala impak long laefspan blong wan seken bateri. Jenerali, moa dip blong discharge dip blong wan seken bateri, moa sot laef blong hem. Olsem na ol i mas abrusim dip discharge bilong ol seken bateri inap long mak ol i ken mekim long taim bilong yusim bateri.
 

Discharge rejim

 

Dispela discharge rejim i makim ol kain kain kondisen ol i makim long taim bilong bateri discharge, moa yet inkludim discharge reit (karent), voltej bilong pinis, na tempereja.

 

(1) Discharge karent Discharge karent i makim mak bilong karent long taim bilong bateri discharge. Bikpela bilong discharge karent i save afektim stret ol kain kain pefomens indiketa bilong bateri. Olsem na taim yu kamapim inap bilong bateri o strong bilong bateri, mak bilong discharge karent na ol kondisen bilong discharge i mas kamap klia. Discharge karent i save kamap olsem discharge rate, we i makim mak we bateri i save lusim. Em i ken kamap long tupela kain: taim reit na multiplaia reit.

 

Taim reit em i mak bilong discharge i kamap long taim bilong discharge (h), em taim (h) i nidim long rausim reit kapasiti long wanpela kain discharge karent. Em i save kamap olsem C/n, we C em i mak bilong kapasiti na n em i spesel discharge karent. Taim reit tu ol i kolim aua reit. Olsem, sapos mak bilong wanpela betri em 50A·h, na em i save tromoi long wanpela karent bilong 5A, orait taim reit em 50A·h/5A{7}}h, na ol i tok bateri i save go aut long 10-aua reit. Olsem yumi ken lukim long rot bilong kalkulesen, taim taim i sotpela moa long mak bilong discharge, taim discharge karent i bikpela moa; defren olgeta, taem we taem we mak blong discharge i makemaot i longfala moa, i nidim smol moa samting we i nidim blong discharge i kam smol.

 

Dispela discharge reit i makim tru karent autput long bateri taim em i dischargem reit kapasiti bilong em insait long wanpela spesifik taim. Em i wankain olsem wanpela maltipol bilong ret kapasiti. Olsem, wanpela 3C discharge rate i min olsem discharge karent i tripela taim mak bilong mak bilong en. Sapos bateri kapasiti em 15A·h, orait discharge karent i mas...

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Long wanwan taim, ol i ting olsem mak bilong discharge aninit long 1/3C i stap daunbilo-rite, 1/3C i go long 3C em i namel-reit, na antap long 3C em hai-reit.

 

(2) Dichaj Teminesen Dispela voltej bilong rausim ol samting i pinis i stret wantaim ol samting bilong bateri na i save kisim bagarap long ol kain kain samting olsem bateri straksa, mak bilong discharge, na tempereja bilong ples i stap long ples. Jenerali, long taem blong low-} temperature, hae-}—i go long elektrod polarisasen i hae, ol aktiv materiel oli no save yusum fulwan, mo voltej blong bateri i drop kwiktaem. Olsem na, voltej bilong pinisim wok i ken kamap ples klia i go daun long taim bilong low- teperture o hai-i karent (hai-reit) discharge. Long taim bilong low-}man i lusim, elektrod polarisasen i liklik, ol ektiv materiel i ken yusim gut, na voltej bilong pinisim wok inap long kamap klia moa.

 

Antap long ol bikpela pefomens indiketa antap, bateri i mas i stap tu long stap olsem non{0}}tokto, i no ken kamapim polusen o korosen long envairomen i stap klostu, stap seif long yusim, gat gutpela sasing pefomens na gutpela sasing operesen, stap vaibresen-resisten, i no gat memori efek, i no gat tingting long senis long ambient tempereja, na i isi long stretim.

 

discharge performance

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