Yintoni ukuxhathisa kwangaphakathi kwebhetri? Indlela yokulinganisa ukuchasana kwangaphakathi kwebhetri ye-lead-acid?

2022/04/08

Umbhali :Iflowpower-Umboneleli weSikhululo saMandla esiphathwayo

Okokuqala, yintoni ukuxhathisa kwangaphakathi kwebhetri? Ukuchasana kwangaphakathi kwebhetri kubhekisela ekuchaseni ibhetri xa ibhetri isebenza, ebandakanya i-ohm ukuchasana kwangaphakathi kunye nokuchasana kwe-polarized yangaphakathi, ukuchasana kwangaphakathi kwe-polarized, kubandakanywa ukuchasana kwe-electrochemical polarized internal resistance kunye ne-concentration polarization Block. Ukuchasana kwangaphakathi kwebhetri akutshintshi. Ihlala iguquka ngokuhamba kwexesha ngexesha lokuhlawula kunye nenkqubo yokukhupha, ngenxa yokuba ukubunjwa kwezinto ezisebenzayo, ukuxinwa kunye nokushisa kwe-electrolyte kuhlala kutshintsha.

Ukuchasana kwe-Omhene kuhambelana nomthetho we-Ohm, ukuchasana kwangaphakathi kwe-polarized kuyanda kwi-xinano yangoku, kodwa akukho budlelwane bomgca. Enye i-logarithmial yonyuka ngoxinaniso lwangoku. Ukuchasana kwangaphakathi kwebhetri kuthetha ukuba ibhetri isebenza ngexesha lokusebenza, eliye lahlulahlulwe ngokubanzi ngaphakathi kwebhetri, eliye lahlulahlulwe ngokubanzi kwi-AC ukumelana kwangaphakathi kunye ne-DC yangaphakathi.

Ekubeni ukuchasana kwangaphakathi kwebhetri yokutshaja kuncinci, ukuchasana kwangaphakathi komjelo ku-polarized ngenxa yomthamo we-electrode, Ukuhluma ukuchasana kwe-polarized yangaphakathi, ngoko ke akunakwenzeka ukulinganisa ixabiso lokwenyani lokusika, kunye nokulinganisa impembelelo yokunxibelelana kwayo kwangaphakathi ukuxolelwa ukususa. ukuchasana kwangaphakathi kokuchasana kwangaphakathi. Okwesibini, ibhetri ye-lead-acid imilinganiselo yokuchasana yangaphakathi: ukulinganisa ukuchasana kwe-ohmic yeebhetri ze-lead-acid ukuvavanya imeko yobugcisa bebhetri, kwaye ukusetyenziswa kwale ndlela kuyanda. Umlinganiselo wokuchasana wangaphakathi webhetri uqulethe izinto ezininzi, kubandakanywa nomxholo we-resistor yoxhumo lomzimba, i-electrolyte ion conductivity, kunye nenkqubo ye-electrochemical eyenzeka phezu kweplate.

Malunga neebhetri zePolygonal ngaphezulu kwe-6 volts. Uxhulumaniso phakathi kwegridi lukwayimpembelelo eyongezelelweyo kwixabiso lokubona. Ukuxhathisa kwangaphakathi kwebhetri kunokubonwa ngolu buchule lulandelayo: a.

Umlinganiselo we-impedance ungasetyenziswa kwibhetri ye-lead-asidi ukusebenzisa i-frequency eyaziwayo kunye nesignali ye-amplitude yangoku, kwaye emva koko ulinganise ukuhluma kokuhluma kweyunithi okanye iyunithi. Umbane we-AC ulinganiswa ngeetheminali ezilungileyo nezingalunganga zebhetri enye okanye iseli encinci. Emva koko sebenzisa umthetho we-Ohm ukubala ukukhubazeka kwesi sihluma, kwaye ukubala kugqitywe ngokuzenzekelayo ngesixhobo.

b .i-conductivity yombane inokubona utshintsho lwexabiso langoku phezu kwebhetri ngokusebenzisa i-frequency eyaziwayo kunye ne-amplitude yombane kwibhetri, ukubona ixabiso lokutshintsha elihamba phezu kwebhetri, kunye nokuhamba kombane ngumlinganiselo wecandelo elitshintshanayo kunye ne-voltage amplitude. isigaba esifanayo. c.

Umlinganiselo wokuchasa kukufaka umthwalo kwibhetri ye-lead-asidi, emva koko ulinganise amandla ombane kunye nomsinga oqukuqelayo kwizigaba ezahlukeneyo zebhetri. Ixabiso le-ohmic yinqanaba lokutshintsha kokusetyenziswa kwamandla ombane ahlulwe ngesantya sokutshintsha kwangoku. d.

Vula indlela yamandla ombane wesekethe, indlela yamandla ombane wesekethe evulekileyo kukuqikelela ukuxhathisa kwangaphakathi kwebhetri ye-lead-asidi, ukuchaneka kumbi, kunye nesiphelo sempazamo. Kuba nokuba umthamo uye waba yibhetri encinci, amandla ombane okuphelayo asenokuba yinto eqhelekileyo kwindawo edadayo.

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