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heerkulka shaqaynta baytari aashitada rasaasta

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heerkulka shaqaynta baytari aashitada rasaasta

Sidee buu heerkulku u saameeyaa tamarta batteriga?

Marka heerkulku kordho, korantada dheellitirka ee unugga aashitada-lead, EMF ama wareegga furan ee Voltage hoos ayuu u dhacayaa. Tan waxaa xukuma isla’egta Nernst iyo habdhaqanka kuleyliyaha unugyada korantada.

Heerkulka isku xidhka baytari aashitada rasaastu waa -2.5 ilaa -3.0 millivolts per °C unuggiiba ,

Isbahaysiga taban waxa uu tusinayaa in marka heerkulku kordho, OCV iyo danabyada xajka sabbaynaya la yarayn doono.

Saamaynta Heerkulka Ku Saabsan Culayska Gaarka ah ee Electrolyt (Sp. Gr.)

Heerkulka sidoo kale wuxuu saameeyaa cufnaanta aashitada.
Marka heerkulku kordho , elektrolytku wuu balaadha, hoos u dhiga cufisjiishiisa gaarka ah.
Qodobka magdhowga heerkulka ee cufis-jiidad gaar ah waa ku dhawaad ​​0.00007-0.001 per°C.
Balaadhinta korantada ayaa caadi ahaan ku saabsan 4-5% in ka badan 50 °C. Tani waxay dhab ahaantii gacan ka geysaneysaa hoos u dhaca muuqda ee qiyaasta Sp. Gr. waana in lagu saxo iyadoo la isticmaalayo hawo-mareenka iyadoo la tixraacayo miiska magdhowga heerkulka.

LAB Operating temp s

Tilmaamaha hagaajinta korantada

Dallacaadda iyo magdhowga danab sabaynta, qiimayaasha soo socdaa waa heer:

Heerkulka hagaajinta korantada unug kasta Sixitaan ballaaran (sida nidaamka 48V)
↑ 1°C ka sarreeya 25°C -3.0 mV unug kasta (sabayn/lacag) -72 mV halkii xadhig 48V
↓1°C ka hooseeya 25°C +3.0 mV unug kasta (sabbayn/lacag) + 72 mV xadhiggii 48V

Qiimayaashan ayaa lagu dabaqi karaa baytariyada ku shaqeeya cufis-jiidad gaar ah oo elektrolyt ah oo ku dhow 1.280 @ 25°C, kaas oo caadi u ah codsiyada tamarta taagan iyo kuwa dhiirigeliya.

Heerkulka la taaban karo ee hawlgalka batteriga

Heerkulka shaqayntu wuxuu saameeyaa nolosha batteriga, hufnaanta, iyo badbaadada :

  • Heerkulka ugu fiican: 20 ° C ilaa 25 ° C.

  • Heerka welwelka khafiifka ah: Wuxuu ka bilaabmaa 27°C , marka gaaska korodhay uu bilaabo.

  • Walaaca sare: Marka uu gaadho 35°C iyo wixii ka sareeya , heerka daxalka xadhkaha, luminta biyaha, iyo is-daajinta ayaa si aad ah u kordheysa .

  • Xeerka suulka: Nolosha baytarigu waa kala badh 10°C kasta oo kor u kaca 25°C ( Sharciga Arrhenius ).

Soo koobid

Marka heerkulku kordho, korantada wareegga furan ee unugga aashitada-lead wuxuu hoos u dhacayaa qiyaastii 2.5-3.0 mV/°C unug kasta sababtoo ah saameynta kuleyliyaha. Isla mar ahaantaana, fidinta korantada waxay keentaa hoos u dhac ku yimaada cuf-jiidka gaarka ah. Sidaa darteed, dallacaadda iyo koronta sabaynta waa in lagu dhimaa ~3 mV/°C ka sarreeya 25°C si looga fogaado dallacaadda xad-dhaafka ah, gaaska xad-dhaafka ah, iyo daxalka korantada ee dhicisoobay. Sidoo kale, heerkulka hooseeya, korantada waa in la kordhiyaa si loo magdhabo dhaqdhaqaaqa yaraaday. Had iyo jeer isticmaal hababka dallacaadda ee heerkulku magdhow yahay si aad u ilaaliso caafimaadka batteriga iyo cimri dhererka.

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