Nazarin gazawar baturi a cikin cibiyar bayanan intanet

Ikon shafin waya ana ɗaukar jinin cibiyar sadarwar sadarwa, yayin da ake ɗaukar baturin a matsayin tafarkin jini, kiyaye shi da santsi na hanyar sadarwa. Koyaya, kiyaye baturi koyaushe bangare ne mai wahala. Tare da masana'antun ci gaba da rage farashin bayan siyan kudaden, ingancin batir ya ragu. Kowace shekara, fiye da kashi 70% na gazawar tsarin ƙarfin wutan lantarki ana danganta shi da batutuwan baturi, ana kula da ƙarfin baturi don ƙungiyar tabbatarwa. Wannan labarin yana ba da bincike game da manyan dalilan gazawar baturi, wanda na iya zama kamar tunani mai amfani ga wasu.

1. On-site power kayan aiki

Kayan aikin wuta na yanar gizo sun ƙunshi raka'a 40 na UPS guda biyu daga sanannun alama ta duniya. An sanya batura a cikin 2016. A ƙasa cikakken bayani:

Ups	Bayanin baturi
Alama & Model: Alamar ƙasa ta ƙasa ta UP33	Brand & Model: 12V 100 ne
Kanfigareshan: 40 KVA, 2 raka'a a cikin tsarin layi daya, kowannensu da nauyin kimanin 5 kW	Yawan batir: Kwayoyin 30 a kowace kungiya, kungiyoyi 2, tara kashi 60
Kwanan Kwanaki: 2006 (shekaru 10 na sabis)	Kwanan Kwanan Wata: 2016 (5 shekaru na sabis)

A ranar 6 ga Yuni, mai kera kamfanin na samar da aikin yau da kullun, yana maye gurbin AC da masu karfin gwiwa (5 shekaru) da magoya baya. A lokacin gwajin karbar baturin (minti 20), an gano cewa fitowar batirin ya kasance matalauta. Fitar da halin yanzu, da kuma bayan mintina 10 na fitarwa, ƙarfin ƙwayoyin sel da yawa sun cika zuwa 11.6v, amma ba a lura da batura ba.

An gano cewa kungiyoyin batir na batutuwa suna da batutuwa yayin binciken. Yin amfani da multimeter, sun auna cajin baturin. A sakamakon haka, da farko suna zargin cewa injiniyoyin masana'antun DC sun maye gurbinsu da yawa, suna haifar da wuce gona da iri na DC na UPS, wanda ke kaiwa zuwa ga tafin baturi.

2. Actionsarancin yanayin wurin

A 22 ga Yuli, kungiyar daga Cibiyar Bincike ta gudanar da bincike kan aminci a ofishin reshe. Sun gano cewa baturan UPS a kan bene na 5 na ginin sun kasance mai tsananin ƙarfi. Idan akwai fitowar wutar daga Grid, an faranta shi cewa baturan na iya fitar da hankali, yiwuwar haifar da haɗari. A sakamakon haka, nan da nan suka ba da shawarar cewa sojojin reshen reshe sun kafa wani haɗin gwiwa kan bincike kan binciken da ke tare da dukkan bangarorin uku da suka biyo baya.

Bulge na batir na 12V

A ranar 23 ga Yuli, bangarorin uku suka isa wurin. Bayan bincike, an gano raka'a biyu don yin aiki da kullun, tare da ƙarfin ƙarfe kamar 404v don batura (a cikin layi tare da sigogin da aka saita). Injiniyan masana'antu sunyi amfani da sloke 287C (babban daidaito) don auna cajin baturin turpling, wanda ya kusan 0.439v. M mita mai yawa 366 (ƙananan daidaito) an auna kusan 0.4V. Sakamakon da aka samu daga kayan kida sun kasance iri ɗaya kuma yana fadi a cikin kewayon ruwa na yau da kullun don kayan aiki (gabaɗaya ƙasa da 1% na wutar lantarki). Wannan ya nuna cewa an maye gurbin masu ɗaukar hoto na DC kuma suna aiki kamar yadda suke. Saboda haka, ka'idar da ake zargi da ta gabata cewa maye gurbin maye gurbin ya haifar da wuce kima na ruwa da kuma bulala batirin da aka yi biris da ba zai yanke hukunci ba.

Mollimeter: 0.439v

Mita Meriter: kamar 0.4v

Binciken bayanan tarihin abubuwan da aka gabatar na tsarin Rukunin da ya nuna hakan, a ranar 6 ga Yuni 6, duka sun shiga gwajin karbar batirin na minti 15. Bayan maido babban aikin ikon, minti 6 ya yi daidai da gwajin karbar batirin ya biyo bayan jarabawar batirin na shekaru 14 suka bi ta hanyar injiniyan mai masana'antar. After the test, the UPS system automatically initiated four consecutive 12-hour equalized charges, with each phase separated by a 1-minute interval, concluding at 5:32 am on June 9. Since then, the batteries have remained in float charge mode.

Forarin bincika asalin saiti baturin da aka bayyana da masu zuwa:

• An saita rayuwar baturin zuwa watanni 48 (4), kodayake ainihin rayuwar rayuwar ta 12V ya kamata ya zama shekara 5.

• Ya daidaita da cajin caji zuwa 'kunna. '

• An saita iyakar atomatik zuwa 10a.

• Trigger don sauya sheka don daidaita cajin caji zuwa 1A (tsarin mai daidaita da aka daidaita na wannan samfurin shine 0.01C10, ma'ana da ba a sani ba na 0.01C10, ma'ana daidai ne Za'a sa ido a lokacin da cajin ruwa a halin yanzu ya kai 1a).

• An saita lokacin kariya na caji zuwa minti 720 (daidaita cajin zai daina ta atomatik bayan sa'o'i 12).

3. Bincike na gazawar dalilai

Dangane da yanayin da ke sama, ana iya bincika tsari na gazawar kamar haka:

• Anyi amfani da rukunin batirin guda biyu na wannan tsarin na tsawon shekaru 4 (rayuwar sabis na magunguna na 12V shine shekaru 5), kuma ƙarfin baturin ya yi raguwa sosai. Koyaya, kafin gazawa, bayyanar batirin ya yi daidai, ba tare da alamun bulo ba. A ci gaba da sake dubawa na bayanan tarihi na tarihi daga watan Janairu 30, 2019 (Rikodin kafin a share wannan ranar 6 ga Yuni, 2020, nuna cewa yin caji, tare da tsawon lokacin da ba shi da minti 15. Wannan yana nuna cewa ma'aunin caji suna daidaita a tsarin UPS kafin tabbatarwa ya zama gajere, mintuna 15 kawai, da kuma ragin na ɗan gajeren lokaci, da kuma UPS tsarin na ɗan gajeren lokaci ba zai haifar da caji don bulo.

• Bayan tabbatarwa da maye gurbin mai ɗaukar hoto, an sake kunna tsarin UPS. Tsarin sarrafawa ya gano baturin kamar yadda aka haɗa a cikin sa, don haka ya fara caji na minti 6 sannan ya sauya cajin ruwa. Koyaya, bayan gwajin fitar da minti 14, tsarin UPS na yanzu ya fara yin caji ta atomatik don caji batura. Sakamakon batirin da ake amfani da shi na tsawon shekaru 4, cajin da ke gudana ya lalace, amma saboda wasu dalilai ya daidaita wannan samfurin. Wannan ya haifar da tsarin UPS akai-akai akai-akai wanda aka daidaita ta hanyar caji, wanda zai haifar da dakatar da cajin batir). A wannan lokacin, baturuwan sun kasance cigaban da ke tattare da rakodin rikuwa sama da awanni 48 (kowane salo da aka yi a kowane minti 1 a kowane sa'o'i 12 kafin ya sake yin caji). Bayan irin wannan tsawan suttura daidai, batura a ƙarshe ta haɓaka bulala, har ma da viting bawul ɗin sun lalace.

4. Ƙarshe

Dangane da abubuwan lura da bincike, dalilan gazawar batirin a wannan tsarin UPS sune kamar haka:

• Sanadin kai tsaye shine yanayin cajin tsarin cajin UPS, wanda ya haifar da ci gaba da caji na caji na 48 tare da tazara ta minti 1 da ke tsakanin kowane sake zagayowar. Hatta sababbin batura ba zai tsayayya da wannan tsawan lokaci ba daɗaɗɗen caji, yana haifar da gazawar batirin a wannan yanayin.

• Tsarin tsarin na UPS wani tsari ne na farko tare da iyakance aiki. Wannan mazan dan up ne (da aka tsara shekaru 20 da suka gabata) ba shi da lambar kariya ta lokaci 'da yawa (wasu nau'ikan samfuran), wanda ya haifar da ci gaba da cajin da yawa daidai.

• Aikin batirin ya lalace saboda tsufa (shekaru 4 a hidimar), tare da rage karfin fitarwa da kuma karbar karbar karba. Kafin 6 ga Yuni, da-da-da-cajin-cajin-cajinta na daidaita an saita shi ba shi da ma'ana (1a 1 kawai na batura na 100). Rukunin tsarin na UPS shine 3 ~ 5a, duk da haka mai tabbatarwa yana gyara shi zuwa 1A.

• Tsarin UPS ya kasance yana aiki na tsawon shekaru 14, ya wuce shekaru 14 na yanke hukunci, yana yin kuskuren kuskure ba makawa. Wadannan kurakuran na iya haifar da tsarin don fara daidaita caji saboda ba daidai gano halin yanzu ba.

• An yi sa'a, bude da'irar a ɗaya daga cikin sel batir ya hana maimaita hanyoyin caji, don haka guje wa yuwuwar batura don kama wuta don kama wuta don kama wuta don kama wuta.

5. Matakan kwayoyi don gazawar

Matakan magunguna sun hada da fannoni biyu:

Da farko, na ɗan lokaci suna canza sigogin cajin batir:

• Musaki da saitin cajin caji a cikin tsarin UPS.

• Daidaita mai jawo na yanzu don sauya daga cajin iyo don daidaita cajin zuwa 3A (ko da yake 3 har yanzu yana ɗan ƙaramin, kamar yadda tsohuwar ita ce, amma an saita shi zuwa 1A).

• Daidaita lokacin kariya ta hanyar caji zuwa 1 awa (a baya saita zuwa awanni 12).

Na biyu, ofishin reshe ya maye gurbin kungiyoyi biyu tare da baturan madadin, amma baturan madadin suna da damar kawai na musamman na gaggawa. Akwai shirye-shiryen canja wurin nauyin daga tsarin UPS zuwa wasu hanyoyin wutar lantarki a nan gaba, magance matsalolin kare lafiyar samar da wutar lantarki sosai.

Mai aiki yana ciyar da adadin da yawa a cikin ayyukan tabbatarwa don tsarin UPS ɗin, amma saboda sakaci da kula da ƙimar sojojin, wanda yake da gaske yarda. An ba da shawarar cewa masana'antun masana'antu suna ɗaukar kiyaye samfuran su da gaske kuma suna nisanta yin irin wannan kuskuren yau da kullun a nan gaba, haɓaka ingancin ayyukansu. A halin yanzu, an ba da shawarar cewa mai aiki ya kuma kula da ayyukan kulawa mai zuwa da UPS ya bayar don ci gaba da inganta aikin kimantawa na tsarin UPS.