Indlela yokuqapha ibhethri ye-LEM eku-inthanethi

2022/04/08

Umbhali :Iflowpower -Umhlinzeki Wesiteshi Samandla Esiphathekayo

Ukusetshenziswa kwezinzwa ezihlakaniphile zebhethri ze-LEM. Isidingo sokuqapha ibhethri Ngokuthuthuka okusheshayo kokuxhumana kwezwe lami, ugesi, i-UPS nezinye izimboni, ukusetshenziswa kwebhethri nakho kwengezwa ngokushesha. Mayelana nezimo zethu zokusebenzisa ibhethri, ezinye izimo ezingalindelekile zivame ukwenzeka, njengokuphuma kwebhethri okubonakala kuvamile, ugesi ungekho.

Lesi simo siyabonakala ekusebenzeni kwebhethri ngaphandle kokuqapha okusebenzayo. Uma ucezu lokuhluleka kwebhethri lenzeka kuphakethe lebhethri elakhiwe ngochungechunge ngochungechunge, lizokwenza ukuthi lonke iphekhi yebhethri liphume. Ibhethri liyizinyathelo zokugcina zokuvikela amandla angaphazanyiswa, futhi liphinde libe yisici esingaphephile kusistimu yokuphakelwa kwamandla okungaphazamiseki.

Kusuka kuthiyori yesistimu, siyaqonda ukuthi ukuphepha kwesistimu kuncike entweni engaphephile kakhulu ohlelweni, okungukuthi, "ithiyori yebhakede yokhuni" esivame ukuyicaphuna. Okwesibili, isimo samanje sokugadwa kwebhethri 1. Ukugcinwa Kokuhleleka Umkhuba ojwayeleke kakhulu mayelana nokugcinwa kwebhethri ukubheka ukuthi ibhethri liphuma kanjani okungenani njalo ngonyaka.

Ngoba uma iphakethe lebhethri lingenziwa eminyakeni engu-3-4, iphakethe lebhethri le-electrolyte lizoba ngokohlelo, okungukuthi, i-electrolyte ihlaziywa njengongqimba oluwuketshezi oluhlukile ekugxilweni kwesisombululo se-asidi, esithinta ukuphazamiseka kwebhethri. Umthamo wokuphakelwa kwamandla. Lesi simo sizogcina sibangele ukugqwala kwepuleti elikhulu endaweni ene-acid ephezulu ye-sulfuric.

Nokho, lokhu kulungiswa okuhleliwe kuthathwa ngoba izikhawu ezimbili zokulungisa aziqhubeki nokuqapha isimo sebhethri; umsebenzisi akalokothi athi iphakethe lebhethri lizosebenza ngokujwayelekile ngemva kosuku lwesibili ngemva kokwenziwa kokutholwa kokukhipha. Phansi; ngaphezu kwalokho, ukutholwa kokukhishwayo ngokuvamile kudla amahora ambalwa noma izinsuku, okuyizindleko eziphezulu, ezinenqubo elimazayo nengaphephile yebhethri (okuhlanganisa nensalela). 2.

Ngokuqapha amandla kagesi ebhethri ukuze kuqashwe indlela yokusebenza kanye nemodi yokwehluleka kwebhethri, izindinganiso ezifanele zethulwe eShayina, futhi imishini edingekayo yokuqapha ibhethri ifakwe kumandla e-DC, njengamathuluzi okuhlola amandla kagesi, njll. Nokho, ngokusho ezimeni zokusebenza zebhethri eligodliwe, lingase lingashajwa isikhathi eside. Phakathi nokutholwa kokukhishwa kokukhishwa okuqinisekisiwe okubili okujwayelekile, kungenzeka futhi ukuthi kuhluleke, futhi i-voltage yokugcina yebhethri ijwayelekile ngokuphelele.

Njengoba kuboniswe ngezansi (kusuka ku-IEEE): Kungabonakala ukuthi ama-voltage okuhlola kuphela awanele ngokuphelele, futhi kulula ukudukisa umsebenzisi, nokusebenzisa amabhethri amabi njengebhethri elihle, lokhu kulimala kukhulu impela. Bese kuba nendlela enhle yokuqapha isimo sebhethri, futhi inganikeza isignali eyisixwayiso lapho ukusebenza kwebhethri kwehliswa ngezinga elithile, ukuze sikwazi ukufaka esikhundleni sebhethri noma sigcinwe ngokukhethekile ngaphambi kokuhluleka kwebhethri, ngaleyo ndlela sivikele izinhlekelele Kwenzekani. ekwehlulekeni kwamandla? Impendulo iqinisekisiwe, ngokulinganisa isimo sokumelana kwangaphakathi kwebhethri, ingabikezela ngokuphumelelayo izinga lokuwohloka kwebhethri, okuyikhono lokuqapha impilo yebhethri ye-SOH (Isimo Sezempilo). Njengoba kuboniswe ngezansi: Umugqa wethrendi ophuzi Ubonisa ukumelana kwangaphakathi kwebhethri phakathi kuka-Okthoba kuya kuNovemba ngenxa yokwehluka okubukhali okubukhali, kungahlulelwa ukuthi isimo sebhethri sonakele kakhulu, futhi kunqunywa ukuthi ibhethri yehlulekile ukwehluleka. .

Okwesithathu, Ukuhlaziywa Kwemojula Yokuqapha Ibhethri ye-LEM Kusukela ekubolisweni okungenhla singafingqa izimo ezimbalwa ezibalulekile zokuqapha amabhethri: 1) Qhubeka nokuqapha 2) Ukuqapha ukuqapha kwebhethri elilodwa 3) Ukuqapha ukumelana kwangaphakathi kwebhethri I-LEM yebhethri Indlela yokusebenza nemodi yokwehluleka ine. yathuthukisa encane kunazo zonke emhlabeni. I-Sentinel, engakala ngokunembile ukumelana nangaphakathi, izinga lokushisa, ne-voltage yebhethri le-monomer, futhi isebenze ngephrothokholi yokuxhumana ye-serial. Qaphela ukuqapha okuqhubekayo kwamabhethri.

Njengoba kuboniswe emfanekisweni: Imingcele evamile yedivayisi imi kanje: 1. Linganisa i-voltage ye-1.5V-15V, ukunemba +/- 0.

5% 2. Iphutha lokushisa, + / - 2 ° C 3. Isilinganiso sokumelana kwangaphakathi +/- 2% 4.

Sonke isixhumi sisetshenzisiwe, ukufakwa kushesha kakhulu. Izintambo ezilula nezindleko zobunjiniyela eziphansi 2) Amamojula azimele enza ukuqapha kube nezimo kakhulu, futhi ahlobane nemikhiqizo yokuqapha ehlanganisiwe ibe ukugqama okwengeziwe. I-3) I-module isebenzisa indlela yokukhishwa kwe-pulse yamanje ukukala ukumelana kwangaphakathi (bheka ngenhla), khipha okwamanje ibhethri encane ye-12V yokukhishwa kwamanje ingaphansi kwe-2A), hhayi kuphela ephephile futhi ibhethri akulula ukubangela ukulimala.

4) Indlunkulu yaseSwitzerland kanye ne-algorithm yokulinganisa yeminyaka eminingi ye-RWTH Aachen University, ukumelana okulinganiselwe kunokwethenjelwa (bheka umfanekiso ngezansi), ikhono eliqinile lokulwa nokuphazamiseka, iwaranti yeminyaka emihlanu: Ikomkhulu laseSwitzerland Lem isikhathi eside eJalimane Aachen Technology Detection, i ukumelana kwangaphakathi okukalwa ngemojula ye-LEM ngokuyisisekelo kuhambisana nokutholwa kokutholwa Kwesisetshenziswa se-LEM Eismeter Decomposition. Kungenzeka ukufaka kalula, okuhlanganisa izingxenye ezilandelayo • I-Sentinel: Linganisa i-voltage, izinga lokushisa kanye nokumelana kwangaphakathi kwebhethri elilodwa le-VRLA noma ibhethri eliwuketshezi elicebile, elidluliselwa kusigcini sedatha i-S-Box ngebhasi elikhethekile i-S-BOX. • Inzwa yamanje: isimo sephakethe yebhethri yokuhlola inzwa yamanje (ukushaja, ukukhipha noma isimo esintantayo).

• I-S-BusConverter: Le mojula iguqula iphrothokholi ye-S-Bus ibe iphrothokholi yomkhiqizo ojwayelekile. • I-S-Box: I-Data Recording Apparatus ene-Ethernet interface, esetshenziselwa ukurekhoda inkambiso ne-alamu ye-Sentinel ngayinye. • I-CellViewNet: Isofthiwe yokubuka esetshenziswa ngokuhlanganyela ne-S-Box, esetshenziselwa ukuboniswa kwesithombe sedatha ehlukahlukene, ama-alamu, kanye nokwenza imibiko ehlukahlukene.

Njengoba kuboniswe ngezansi: Yebo, abathengisi be-OEM bangasebenzisa kuphela imojula ye-Sentinel enikezwe i-LEM, futhi basebenzisane nesistimu yabo ukuze bakhe isistimu yokuqapha ibhethri enezici zabo. Laba bakhiqizi bangaba bobabili abakhiqizi be-UPS, noma abahlanganisi abasebenza ngokukhethekile ekuthuthukiseni amasistimu okuqapha ibhethri. Imodyuli ye-Sentinel ye-LEM isetshenziswe kahle e-China, ikakhulukazi imboni yamandla, njengoba kuboniswe ngezansi: Ngamafuphi, indlela yokuphatha ilungele ukuxhumana kwamanje, ugesi, nokuqapha kwebhethri ye-UPS yesipele; ikholelwa ukuthi ukuqapha kwebhethri kwe-LEM kuzokwenza umnikelo ohlelweni lukagesi oluphephile lwezwe lami.

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