Knowledge

Sau cov hneev taw ntawm NSZ kev loj hlob, me ntsis yog qhov kev nco ntawm NSZ.

Knowledge

Dab tsi yog qhov zoo tshaj plaws them thiab cov nqi tawm rau hnub ci txoj kev teeb hluav taws xob?

 

Kev hloov los ntawm cov kev sib tw ntawm txoj kev teeb pom kev zoo, cia siab rau cov pa hluav taws xob tsis tu ncua, mus rau lub teeb ci ntsa iab hnub ci ntsa iab nyob rau sab nraum zoov teeb pom kev zoo. Qhov hloov chaw no tseem ceeb heev rau lub roj teeb, lub siab lub plawv, uas khw muag khoom hnub ci los ntawm nruab hnub. Tsis zoo li hloov tau yooj yim ntawm lub teeb hauv txoj kev teeb qub ntawm txoj kev teeb tsa txoj kev qub, kev ua tau zoo thiab kev ua tiav niaj hnub no los ntawm cov txheej txheem sib xyaw. Lub hauv paus rau cov txheej txheem no yog tus nqi uas lub roj teeb them thiab tso tawm. Yog li, nkag siab tias qhov kev them nqi zoo tshaj plaws thiab cov lus cog tseg ntawm cov khoom siv hluav taws xob tau txais cov khoom siv hnub ci

Lub Tswv Yim Lub Tswv Yim: Ua Txiaj Ntsig Ce - tus nqi

Txhawm rau kom cov nqe zoo tshaj plaws, ib qho yuav tsum xub nkag siab cov metric metric siv los ntawm engineers: c - tus nqi. Nws yog kev ntsuas ntawm tus nqi them lossis tshem tawm tam sim no txheeb ze rau lub roj teeb ntawm nominal muaj peev xwm.

● 1C yog qhov tam sim no uas yuav ua rau tus nqi zog tag nrho lossis tawm lub roj teeb hauv ib teev. Rau 100 amp {{{- teev (ah) roj teeb, 1c sib npaug rau 100a.

● 0.1C yog tus nqi qeeb qeeb, pab 10 teev rau kev voj voog tas nrho. Rau tib lub roj teeb 100Ah, qhov no yog 10A tam sim no.

Hnub ci txoj kev teeb pom kev zoo tsis yog qhov siab - kev sib tw daim ntawv thov; Nws yog marathon. Yog li ntawd, cov nqi qhia zoo tshaj plaws ntawm qis-}}}}}} page (}} Thawb lub roj teeb nyuaj dhau nrog cov c - tus nqi tsim kev ntxhov siab ntau dhau thiab ua rau sab hauv kev ntxhov siab.

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Cov nqi zoo tagnrho rau cov hmoov txhuas - kua roj teeb roj teeb: qhov xav tau txoj kev maj

Lead - Cov roj teeb acid (suav nrog GEL thiab AGM hom) tau yog ib txwm muaj npe rau cov txheej txheem qub teeb tsa vim lawv tus nqi qis dua. Txawm li cas los xij, lawv yog qhov muag khoom siv hluav taws xob thiab xav tau ceev faj tuav. Lawv lub qhov rai zoo tshaj plaws yog nqaim thiab yuav tsum tau hwm.

Tus nqi them: 0.1C rau 0.2c
Rau 100ah lead {{{- roj roj, qhov no txhais rau A 10A mus rau 20a them tam sim no. Tseem ceeb tshaj tus lej raw yog lub nqi them profile. Lead - Acid roj teeb yuav tsum muaj cov tophisticated peb {{}} pev Them cov txheej txheem:

1.Tej theem:Cov maub los muab cov nqi tas li tam sim no ntawm qhov zoo tshaj plaws (piv txwv li, 0.15C-0.2c) kom txog rau theem roj hluav taws tau mus txog qib preset, feem ntau nyob ib ncig ntawm 80% muaj peev xwm.

2.Kev nqus theem:Qhov voltage yog tuav tas li, thiab cov tapers ib txwm muaj rau qeeb qeeb (nyob ib ncig ntawm 0.05C-0.1C) kom muaj kev nyab xeeb rau lub roj teeb los ze 100% tsis ua rau overheating lossis gassing.

3.Ntab theem:Ib zaug tag nrho, cov voltage yog txo qis rau ib qho "ntab" lossis kev them nyiaj txij li ntawm ~ 0.01c}}}}}}}}

Tshaj dhau tus nqi 0.3C nqi rau ib tug lead - kua roj plab yog detrimental. Nws ua kom muaj cua sov, ua rau kev kho corrosion nrawm thiab evaporation ntawm electrolyte, ua kom luv heev rau nws lub neej.

Txo tus nqi: 0.1C rau 0.2c
Tus nqi txo nqi rau hauv cov ntau no ua kom ruaj khov voltage xa ​​rov qab rau lub teeb. Rau 100ah roj teeb, ib tug 0.1c tus nqi (10A) tuaj yeem xis zog lub zog thib 120W hnub ci teeb (uas kos txog 10a ntawm 12V) rau ob peb teev. Kev rho tawm sai dua 0.3C nce sab hauv kev tawm tsam, ua rau cov hluav taws xob ua rau "Sag" (ua kom nrawm dua ntawm cov muaju ua kom nrawm rau ntawm cov phiaj xwm ntawm cov plaub hau kev hu ua sulfation.

Qhov tseem ceeb tus khub: Qhov tob ntawm paug (dod)
Txawm hais tias muaj lub cev tso tawm zoo tshaj plaws, txhuav tawm ntawm cov txhuas - roj teeb muaj kev phom sij. Kev nyab xeeb qhov tob ntawm tso tawm (DOD) feem ntau 50% txog 70%. Qhov no txhais tau los ntawm 100Ah roj teeb, tsuas yog 50-70Ah yuav tsum tau siv ua ntej reharging. Tshaj li no, qee zaum qee zaum, ua rau cov sulreversible suldation, muaj peev xwm txiav cov roj teeb lub neej los ntawm 30-50%. Qhov no yog qhov tseem ceeb txwv piv rau cov thev naus laus zis ntau dua.

Cov nqi zoo tagnrho rau cov roj ntsha litium {{} ion roj teeb (lifepo₄): cov ua yeeb yam niaj hnub,

Lithium iron phosphate (LIFEPOO₄) ChemisT tau dhau los ua qhov siab {{}}} Cov txheej txheem Solar Street vim nws zoo tshaj plaws detability thiab hloov tau. Nws zam tau cov nqi siab dua thiab cov kab mob tob dua, muab cov tsim qauv kev ywj pheej ntau dua.

Them tus nqi: 0.2C rau 0.3C
Lub roj teeb 100ah litrepoo nrog 20a rau 30a tam sim no, sau rau hauv tsuas yog 3 {{{{{10 teev rau txhuas 10 teev rau cov hmoov txhuas-acid. Qhov kev them nqi sai no yog qhov loj dua hauv cheeb tsam nrog lub hnub ci me me. LiifePo₄ them yog feem ntau yog ib qho txheej txheem ob-theem:

1.Constant tam sim no (CC):Tus maub los siv lub zog tam sim no ntawm tus nqi zoo tagnrho kom txog thaum lub roj teeb nce mus txog nws lub peev hluav taws xob.

2.Cov Volfage tas li (CV):Lub voltage yog tuav tas li, thiab cov ntiv tes tam sim no tau nce kom zoo kom txog thaum lub roj teeb tau them tag. Tsis tas yuav muaj lub sijhawm ntab, sim kom yooj yim lub system.

Thaum lub neej muaj peev xwm ua tau cov surges luv mus txog 0.5c, them tas li them ntawm 0.2C-0.3C yog kev ua siab zoo rau kev ua kom ntev. Cov nqi saum 1C yuav tsum raug zam thaum lawv ua rau muaj kev ntxhov siab tsis tsim nyog.

Txo tus nqi: 0.2C rau 0.5c
Qhov no siab dua rau kev tawm yog qhov zoo dua. Muab lub teeb nqa roj 100ah muaj kev nyab xeeb rau kev nyab xeeb rau ntau dua 34 5}} Tso zis Hnub Ci Zog Siv hauv cov chaw siab. Tus nqi ntawm 0.5C (50a) feem ntau muaj kev nyab xeeb rau kev siv txhua hnub, tab sis ua haujlwm ntawm ntau dua 0.3C (30a) yuav txuas ntxiv mus ua lub hlis no. Tsis zoo li txoj kev ua haujlwm qub qub uas yog rau lossis tawm, cov yam ntxwv lifoo nrog nws tsis muaj qhov cuam tshuam vim nws tsis muaj lub cim xeeb. "

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Qhov tseem ceeb tus khub: Qhov tob ntawm paug (dod)
Nov yog lub neej lifepo�4 tiag ci ntsa iab. Nws cov dod muaj kev nyab xeeb yog 80% mus rau 90%, lub ntsiab lus 80 {{} 90ah ntawm 100ah roj teeb tuaj yeem siv tsis tu ncua. Qhov kev siv hluav taws xob siab no txhais tau tias muaj roj teeb sib dua me, sib zog ntau dua tuaj yeem hloov cov hmoov av loj dua {}} ac acid chav. Qhov DOD siab tuaj yeem tswj hwm rau ntau txhiab tus voj voog, nrog lub roj teeb tseem khaws cia 80% ntawm nws kev ua haujlwm metric unattainable rau kev siv-kua qaub nyob hauv kev siv.

Cov ntsiab lus sib piv: Xaiv cov roj teeb kom raug rau lub teeb ci

Roj teeb hom

Tus Nqi Zoo Tshaj

Tus Ntaus Ntawv Zoo Tshaj

Muaj Dood Dod

Zoo tshaj plaws rau

Lead - kua qaub (gel / AGM)

0.1c - 0.2c (qeeb)

0.1C – 0.2C

50-70%

Pob nyiaj txiag -}}}}}}}}}} Lub nroog me hnub ci teeb pom kev ua ntej ntev li cas.

Lifepo₄ (lithium {{0} ion ion)

0.2c - 0.3C (nruab nrab)

0.2C – 0.5C

80-90%

Siab - Kev Ua Tau Zoo Hnub Ci txoj kev ntseeg, thiab kev ua siab ntev, thiab kev ua siab ntev rau kev caij tsheb kauj vab yog qhov tseem ceeb.

Vim li cas adherering rau tus nqi zoo tagnrho yog tsis - kev sib ceg

Kev tawm tsam los ntawm cov kev pom zoo c-}} cov nqi tau ncaj qha thiab muaj kev cuam tshuam loj heev:

● Kev them se ceev / kev tso tawm: tsim hluav taws kub ntau dhau, uas ua rau cov khoom siv sab hauv. Rau cov txhuas - kua qaub, qhov no txhais tau tias phaj corrosion thiab dej poob; Rau lithium {2} ion, ion, nws accelering lub neej rhuav tshem ntawm lub cathode. Qhov no tuaj yeem yooj yim txo cov nyiaj ntawm 20-40%.

● Raug tshem tawm (qeeb qeeb): Tshwj xeeb yog kev phom sij rau cov hmoov txhuas - kua roj teeb uas ua rau lub xeev sulfated ib nrab. Rau lifepo₄, nws tuaj yeem ua rau cov tsis txaus ntseeg yog tias lub roj teeb tsis tau them tag nrho los ntawm tus maub los.

Kev siv cov kev siv: Ua kom koj lub cev ua haujlwm zoo tagnrho

Paub txog txoj kev xav yog ib yam; Thov nws yog lwm tus. Ntawm no yog yuav ua li cas kom ntseeg tau lub hnub ci txoj kev teeb pom kev hauv nws cov nqi zoo tshaj plaws:

1.Kev nqis peev hauv MPT Revel maub los:Nov yog lub hlwb ntawm lub system. Tsis zoo li cov khoom siv PWM controllers (uas yog akin rau yooj yim rau / hloov hluav taws xob ua kom muaj zog tshaj plaws ntawm cov khoom siv hluav taws xob (MPT) Qhov no ua kom muaj zog sau lub zog thaum tiv thaiv cov roj teeb, yooj yim txhawb nws lub neej los ntawm 1-2 xyoos.

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2.Raug loj loj tag nrho cov khoom siv:Nov yog qib tseem ceeb tshaj plaws hauv kev tsim. Lub roj teeb, lub hnub ci vaj huam sib luag, thiab lub teeb thauj yuav tsum tau sib piv.

● Piv txwv li: Muaj zog Hnub Ci Txoj Kev Teeb Nruab Nrab nrog 504 LED (Drug 5A) Paired nrog 50ah litrepoo₄ cov roj teeb ntawm 0.1C, uas yog qhov zoo nyob rau hauv ntau yam zoo tagnrho. Lub vaj huam sib luag hnub ci yuav tsum muaj qhov me me kom tsim kom muaj kev them nyiaj tam sim no uas ntog hauv lub roj teeb tus nqi zoo tagnrho (piv txwv li tsim muaj roj teeb 100Ah).

3.Tus Txheej Txheem Tswjhwm Saib Xyuas:Tus tswj hwm yuav tsum raug ua haujlwm raug yog rau cov roj teeb tshwj xeeb roj teeb. Qhov no suav nrog qhov tseeb tag {{1} {voltage {}}}}}}}}}}}}}}}}}}}}}}} Lead - kua qaub, 11v rau lifepo₄).

Tag

Cov lus nug ntawm dab tsi yog qhov zoo tshaj plaws them thiab cov khoom tawm ntawm hnub ci tsis muaj ib qho lus teb, tab sis theej ib cov lus teb tau hais tseg los ntawm kev siv roj teeb. Thaum txoj kev teeb tsa lub teeb ci lossis cov haujlwm qub, kev ua haujlwm zoo ntawm kev ua haujlwm niaj hnub no ntawm kev ntsuas hluav taws xob. Los ntawm kev xaiv roj teeb tsim nyog -}}}}}}}}}}} pa tawm, cov neeg ua haujlwm tuaj yeem lav cov teeb pom kev zoo no Cov kev daws teeb meem ua tiav lawv cov peev txheej ntau tshaj plaws thiab rov qab los ntawm kev nqis peev.

 

 

 

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