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phocos PWM thiab MPPT Charge Controllers

phocos PWM thiab MPPT Charge Controllers PRODUCT

Qhov sib txawv ntawm PWM & MPPT

PWM: Mem Tes-Dav Dav Tes Tauv
MPPT: Maximum Power Point Tracking
PWM thiab MPPT yog ob yam sib txawv ntawm txoj kev them nyiaj hnub ci hluav taws xob tuaj yeem siv los them cov roj teeb los ntawm lub hnub ci array / vaj huam sib luag. Ob lub thev naus laus zis tau siv dav hauv kev lag luam off-grid hnub ci thiab yog ob qho kev xaiv zoo rau kev them koj lub roj teeb kom zoo. Qhov kev txiav txim siab siv PWM lossis MPPT txoj cai tsis yog raws li txoj kev them nqi hluav taws xob "zoo" dua li lwm qhov. Ntxiv mus, nws suav nrog kev txiav txim siab yam ntawm tus tswj yuav ua haujlwm zoo tshaj plaws hauv koj qhov system tsim. Txhawm rau nkag siab qhov sib txawv ntawm PWM thiab MPPT them, cia peb saib ua ntej ntawm lub zog nkhaus ntawm PV vaj huam sib luag. Lub zog nkhaus yog qhov tseem ceeb vim nws hais txog qhov xav tau lub zog tsim hluav taws xob ntawm lub vaj huam sib luag raws li kev sib xyaw ua ke voltage ("V") thiab tam sim no ("I") tsim los ntawm lub vaj huam sib luag. Qhov zoo tshaj plaws piv ntawm tam sim no rau voltage los tsim lub zog tshaj plaws yog hu ua "Maximum Power Point" (MPPT). MPPT yuav hloov pauv txhua hnub nyob ntawm qhov xwm txheej irradiation.Phocos PWM and MPPT Charge Controllers 01

  • Feem ntau koj tuaj yeem pom lub zog nkhaus rau koj lub vaj huam sib luag PV ntawm cov khoom cov ntaub ntawv.

PWM Charge Controllers

Pulse-Width Modulation (PWM) los ua si thaum lub txhab nyiaj roj teeb puv. Thaum them nyiaj, tus maub los tso cai tam sim no ntau npaum li PV vaj huam sib luag / array tuaj yeem tsim kom ncav cuag lub hom phiaj voltage rau stage tus maub los nyob rau hauv. Thaum lub roj teeb ze rau lub hom phiaj voltage, tus nqi tswj ceev hloov pauv ntawm kev sib txuas ntawm lub txhab nyiaj roj teeb rau lub vaj huam sib luag array thiab disconnecting lub txhab nyiaj roj teeb, uas tswj cov roj teeb vol.tage tuav nws tas li. Qhov kev hloov ceev no yog hu ua PWM thiab nws ua kom koj lub txhab nyiaj roj teeb muaj txiaj ntsig zoo thaum tiv thaiv nws los ntawm overcharged los ntawm PV vaj huam sib luag / array.Phocos PWM and MPPT Charge Controllers 02PWM controllers yuav ua haujlwm ze rau qhov siab tshaj plaws lub zog taw tes tab sis feem ntau me ntsis "saum toj" nws. Ib example kev khiav hauj lwm ntau yog qhia hauv qab no. Phocos PWM and MPPT Charge Controllers 03

MPPT Charge Controllers

Qhov siab tshaj plaws Power Point Tracking nta kev sib txuas ncaj qha ntawm PV array thiab lub txhab nyiaj roj teeb. Kev sib txuas ncaj qha suav nrog DC / DC voltage converter uas tuaj yeem nqa ntau tshaj PV voltage thiab hloov nws mus rau tam sim no ntxiv ntawm qhov qis duatage tsis poob zog.Phocos PWM and MPPT Charge Controllers 04MPPT controllers ua qhov no los ntawm kev hloov kho algorithm uas ua raws li lub zog siab tshaj plaws ntawm PV array thiab tom qab ntawd kho cov khoom vol.tage kom tswj tau qhov txiaj ntsig zoo tshaj plaws ntawm lub zog rau lub cev. Phocos PWM and MPPT Charge Controllers 05Pros thiab Cons ntawm Ob Hom Kev Tswj Xyuas

PWM MPPT
Pros 1/3 - 1/2 tus nqi ntawm MPPT maub los. Kev them nqi siab tshaj plaws (tshwj xeeb tshaj yog nyob rau hauv cov huab cua txias).
Kev cia siab rau lub neej ntev dua vim muaj cov khoom siv hluav taws xob tsawg dua thiab tsawg dua thermal stress. Yuav siv tau nrog 60-cell panels.
Qhov loj dua Muaj peev xwm ua kom loj dua array kom paub meej txaus them rau lub caij ntuj no.
Cons PV arrays thiab cov tsev txhab nyiaj roj teeb yuav tsum ua tib zoo ua kom zoo dua thiab yuav xav tau kev tsim qauv ntau dua. 2-3 npaug kim dua li PWM maub los piv.
Tsis tuaj yeem siv tau zoo nrog 60-cell panels. Lub neej luv luv vim yog cov khoom siv hluav taws xob ntau dua thiab muaj kev ntxhov siab ntau dua.

Yuav ua li cas xaiv tus maub los zoo rau koj qhov system
Nyob rau nplooj ntawv tom ntej koj yuav pom ib daim ntawv qhia infographic uas yuav pab koj txiav txim siab seb hom kev them nqi twg yog qhov zoo rau koj qhov project tshwj xeeb. Txawm hais tias muaj ntau qhov sib txawv ntxiv los txiav txim siab thaum txiav txim siab tus maub los twg yog qhov zoo tshaj plaws haum rau koj lub cev, infographic ntawm nplooj ntawv tom ntej no yog lub hom phiaj coj qee qhov tsis meej ntawm qhov kev txiav txim siab los ntawm kev hais txog qhov tseem ceeb tshaj plaws uas yuav tsum tau xav txog thaum ua. koj qhov kev txiav txim. Yog xav paub ntxiv, thov hu rau peb lub tuam txhab kev lag luam ntawm: tech.na@phocos.com ib.Phocos PWM and MPPT Charge Controllers 06

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phocos PWM thiab MPPT Charge Controllers [ua pdf] Phau ntawv qhia
PWM, MPPT Charge Controllers, PWM thiab MPPT Charge Controllers, Charge Controllers, Controllers
phocos PWM thiab MPPT Charge Controllers [ua pdf] Phau ntawv qhia
PWM, MPPT Charge Controllers, PWM thiab MPPT Charge Controllers, Charge Controllers, Controllers

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