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DFUN Battery Internal Resistance Measurement Technology: Precision Monitoring for Extended Battery Life

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Roj teeb sab hauv kuj yog ib qho tseem ceeb qhia rau kev ntsuam xyuas kev noj qab haus huv thiab kev pab lub neej ntawm cov roj teeb. Nyob rau tib lub sijhawm, kev tiv thaiv sab hauv maj mam nce, cuam tshuam tsis zoo rau kev ua haujlwm. Qhov no tuaj yeem ua rau qeeb qeeb qeeb, poob zog ntau dua, thiab ua haujlwm siab. Tshwj xeeb tshaj yog, thaum muaj kev tiv thaiv sab hauv siab tshaj 25% ntawm tus nqi ib txwm muaj, roj teeb muaj peev xwm txo qis, cuam tshuam qhov system stability. Yog li ntawd, lub sijhawm tiag tiag ntawm kev saib xyuas cov roj teeb sab hauv yog qhov tseem ceeb.


Cov Txheej Txheem Zoo rau Kev Ntsuas Internal Resistance


1. Direct Current (DC) Txoj Kev Tso Tawm


Txoj kev no suav nrog kev tso tawm lub roj teeb nrog lub siab tam sim no thiab suav cov kev tiv thaiv sab hauv raws li qhov hluav taws xob poob. Thaum nws muab kev ntsuas qhov tseeb, nws ua rau muaj kev cuam tshuam polarization nyob rau hauv lub roj teeb, ua rau kev laus sai. Yog li ntawd, txoj kev no feem ntau yog siv rau hauv kev tshawb fawb thiab kev sim ua cov theem tsim khoom thiab tsis haum rau kev saib xyuas mus ntev.


2. Alternating Current (AC) Impedance Method


Los ntawm kev siv ib qho kev hloov pauv tam sim no ntawm ib qho tshwj xeeb thiab kev siv zog ntawm Ohm Txoj Cai thiab cov ntsiab lus ntawm lub peev xwm, cov qauv no ntsuas kev tiv thaiv sab hauv. Tsis zoo li DC txoj kev tso tawm, AC impedance txoj kev zam lub roj teeb ua rau lub neej tsis zoo thiab muab cov txiaj ntsig uas tsis tshua muaj nyob. Kev ntsuas ntsuas ntawm qhov zaus ntawm 1kHz feem ntau yog qhov ruaj khov tshaj plaws. Txoj kev no yog siv dav hauv kev lag luam thiab ua tiav qhov tseeb, nrog cov npoo ntawm qhov yuam kev ntawm 1% thiab 2%.



DFUN's Innovative Solution: AC Low Current Discharge Method


DFUN Battery Internal Resistance Measurement


DFUN tau tsim ib qho kev txhim kho tshiab ntawm AC impedance txoj kev - AC Low Current Discharge Method. Los ntawm kev siv qhov hloov pauv tam sim no tsis pub ntau tshaj 2A thiab ntsuas qhov ntsuas qhov ntsuas qhov hloov pauv, qhov ntsuas sab hauv ntawm lub roj teeb tuaj yeem suav tau raug rau lub sijhawm luv luv (kwv yees li ib thib ob).


Cov txiaj ntsig tseem ceeb:


  • High Accuracy: Kev ntsuas qhov tseeb yog ze li 1%, nrog cov txiaj ntsig ze li zoo ib yam rau cov neeg thib peb hom xws li Hioki thiab Fluke.


Internal Resistance

2V roj teeb: 0.1 ~ 50 mΩ

Repeatability: ± (1.0% + 25 µΩ)

Kev daws teeb meem: 0.001 mΩ

12V Roj teeb: 0.1 ~ 100 mΩ


  • Tsis muaj kev cuam tshuam rau roj teeb kev noj qab haus huv: Nrog rau qhov tam sim no qis thiab qhov tso tawm tsawg kawg nkaus, txoj kev no tsis ua mob rau lub roj teeb lossis ua rau kev laus.

  • Real-Time Monitoring: Nws tso cai rau kom tau txais cov roj teeb ntawm lub sijhawm tiag tiag, tiv thaiv kev ua haujlwm tsis zoo los ntawm kev ua haujlwm sab hauv.

  • Daim Ntawv Thov Ntau Yam: Lub tshuab no tsis yog tsuas yog siv rau cov roj ntsha lead-acid xwb tab sis kuj tseem siv tau rau kev saib xyuas sab hauv hauv ntau hom roj teeb.


Xyuas kom koj cov roj teeb nyob twj ywm hauv qhov zoo, txhim khu kev ruaj ntseg thiab kev ntseeg siab ntawm koj lub zog hluav taws xob.



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