Vovototo si le ememe tsitretsitsi kple mɔxexeɖenu dome gɔmesese le vevie ŋutɔ na amesiame si le dɔ wɔm kple UPS batriwo, BMS-mɔ̃wo, alo elektrɔnikmɔ̃ siwo ŋu ŋusẽ le. Togbɔ be wozãa wo zi geɖe ɖe wo nɔewo teƒe hã la, wole tsitre ɖi na elektrikŋusẽ ƒe nɔnɔme siwo to vovo le gɔmedzedzea me – ɖeka na DC nutomewo, evelia na AC. Mɔfiame sia na mɔ̃ɖaŋununya ƒe tsɔtsɔ sɔ kple nusiwo wòfia ŋutɔŋutɔ le batri ƒe ŋkuléle ɖe nu ŋu me kɔ nyuie.
Ememe tsitretsitsi nye tsitretsitsi ɖe elektrikŋusẽ ƒe sisi le batri me ne wotsɔ elektrikŋusẽ tẽ (DC) de eme. Edzɔna tso elektrikŋusẽnamɔ̃, elektrikŋusẽnamɔ̃, kple kadodo siwo le eme ƒe tsitretsitsi me. Ememe tsitretsitsi nye xexlẽdzesi ŋutɔŋutɔ (le kpɔɖeŋu me, 5.3 mΩ) eye metrɔna kple ɣeyiɣi ƒe didime o. Enye batri ƒe lãmesẽ ƒe dzesi vevitɔwo dometɔ ɖeka – ememe tsitretsitsi ƒe dzidziɖedzi fia zi geɖe be sulfation, grid corrosion, alo ŋutete ƒe bu.
Impedance nye tsitretsitsi bliboe na alternating current (AC) le circuit me. Elɔ tsitretsitsi (afã ŋutɔŋutɔ) kple reactance (afã si wosusu, tso capacitance kple inductance) siaa ɖe eme. Impedance nɔ te ɖe frequency dzi eye woɖenɛ fiana abe xexlẽdzesi sesẽ (R + jX) ene. Le batri ƒe ŋkuléle ɖe eŋu me la, wozãa AC ƒe mɔxexeɖenu dzidzenuwo tsɔ daa ememe nɔnɔmewo kpɔ evɔ womeɖea batri la ɖa o.
Tabla 1: Vovototo vevi siwo le ememe tsitretsitsi (DC) kple mɔxexeɖenu (AC) dome le elektrikŋusẽŋutinunya me.
| Elektrikŋusẽ ƒe Nɔnɔme ƒe Akpa | Ememe Tsitretsitsi (R) | Mɔxexeɖenu (Z) . |
|---|---|---|
| Nutome Gã Takpekpea ƒe Dɔbiagbalẽvi | Wozãnɛ koŋ le nutome sue siwo wɔa dɔ le elektrikŋusẽ tẽ (DC) dzi. | Wozãnɛ koŋ le nutome sue siwo wowɔ na elektrikŋusẽ si trɔna (AC) me. |
| Nutome Gã Takpekpea ƒe Anyinɔnɔ | Woate ŋu akpɔe le elektrikŋusẽ si trɔna (AC) kple elektrikŋusẽ tẽ (DC) ƒe nutome siaa me. | Mɔ̃ siwo trɔna (AC) ƒe nutome suewo ɖeɖeko, siwo mele DC me o. |
| Dzɔtsoƒe | Edzɔna tso nusiwo xea mɔ na elektrikŋusẽ ƒe sisi me. | Edzɔna tso nusiwo tsi tre ɖe elektrikŋusẽ ŋu hewɔa nu ɖe eŋu ƒe ƒuƒoƒo me. |
| Xexlẽdzesiwo ƒe Nyagbɔgblɔ | Woɖenɛ fiana to xexlẽdzesi ŋutɔŋutɔ siwo ŋu kakaɖedzi le zazã me, le kpɔɖeŋu me, 5.3 mΩ. | Woɖenɛ fiana to xexlẽdzesi ŋutɔŋutɔwo kple akpa siwo wosusuna siaa dzi, si ƒe kpɔɖeŋu nye R + jX. |
| Nusiwo Dzi Wonɔa Ðe Te Ðe Edzi Enuenu | Eƒe asixɔxɔ nɔa anyi ɖaa eɖanye DC ƒe elektrikŋusẽ ƒe tsɔtsɔme o. | Eƒe asixɔxɔ nɔa tɔtrɔm ne AC ƒe elektrikŋusẽ ƒe tsɔtsɔme le tɔtrɔm. |
| Akpa ƒe Nɔnɔme | Meɖea phase angle alo magnitude ƒe nɔnɔme aɖeke fiana o. | Eƒe dzesi enye phase ƒe dzogoe si ŋu kakaɖedzi le kple eƒe lolome siaa. |
| Nuwɔna le Elektrikŋusẽ ƒe Dɔwɔnu Me | Ðeko wòɖea ŋusẽ ƒe kaka fiana ne wotsɔe de elektrikŋusẽ ƒe ŋusẽ me. | Eɖea ŋusẽ ƒe kaka kple ŋutete si le esi be wòadzra ŋusẽ ɖo ɖe elektrikŋusẽ me siaa fiana. |
Le egbegbe Batriwo Dzikpɔkpɔ ƒe Dɔwɔɖoɖowo (BMS) me la, woléa ŋku ɖe ememe tsitretsitsi kple mɔxexeɖenu siaa ŋu be woatu batri ƒe lãmesẽ ƒe nɔnɔmetata blibo ɖo. Ememe tsitretsitsi si le dzidzim ɖe edzi nye nuxlɔ̃ame kaba le nusiwo gblẽ ŋu, evɔ impedance spectroscopy ate ŋu aɖe atikewo ƒe tɔtrɔ siwo le ememe afia. DFUN BMS zãa AC dzidzedzemɔnu siwo sɔ pɛpɛpɛ tsɔ léa ŋku ɖe ememe tsitretsitsi ƒe nɔnɔmewo ŋu eye wòdea dzesi nusiwo mesɔ o hafi wohea kpododonu vɛ.
DFUN ƒe BMS tsɔa AC ƒe ɣeyiɣi si woɖo ɖi na batri ƒe lãmenugbagbevi ɖesiaɖe eye wòdzidzea elektrikŋusẽ ƒe ɖiɖi si dona tso eme. Wobua tsitretsitsi ememetɔ to Ohm ƒe se zazã me, kple nyateƒetoto ±1-2%. Mɔnu sia mewɔa nuvevi ame o, mehiã be woaɖe batri la ɖa o, eye wònaa nyatakaka siwo le ɣeyiɣi ŋutɔŋutɔ me hena beléle si wogblɔ ɖi.
Ememe tsitretsitsi (R) nye DC ƒe nɔnɔme si tsi tre ɖe elektrikŋusẽ ƒe sisi ŋu, gake mɔxexeɖenu (Z) nye AC nɔnɔme si me tsitretsitsi kple nuwɔna siaa le.
Ememe tsitretsitsi si le dzidzim ɖe edzi nye nu gbãtɔ siwo ɖea batri ƒe gbegblẽ, sulfation, kple ŋutete ƒe bu ƒe dzesiwo dometɔ ɖeka.
DFUN BMS zãa fixed-frequency AC current injection mɔnu tsɔ dzidzea ememe tsitretsitsi kple 1-2% ƒe nyateƒetoto, evɔ metsoa batri ƒe dɔwɔwɔ me o.
