Kwanan nan Hukumar Lantarki ta Duniya EE ta amince, fito da kuma soke shawarwarin CTL da yawa akan batura, waɗanda galibi sun haɗa da daidaitattun takaddun batir šaukuwa, IEC 62133-2, takardar shaidar ajiyar batirin IEC 62619 da IEC 63056. Mai zuwa shine takamaiman abun ciki na ƙuduri:

IEC 62133: 2017, IEC 62133: 2017 +AMD1: 2021: soke baturin 60Vdc iyaka ƙarfin lantarki da ake bukata

A cikin Disamba 2022, CTL ya ba da ƙuduri cewa ƙarfin lantarki na samfuran fakitin baturi ba zai iya wuce 60Vdc ba.Babu takamaiman bayani game da iyakar ƙarfin lantarki a cikin IEC 62133-2, amma yana nufin ma'aunin IEC 61960-3.

Dalilin da ya sa CTL ta soke wannan ƙuduri shine "mafi girman ƙarfin wutar lantarki na 60Vdc zai hana wasu samfuran masana'antu yin wannan ma'aunin gwajin, kamar kayan aikin wuta, da sauransu."

(PDSH 2211)

IEC 62133: 2017, IEC 62133: 2017 +AMD1: 2021: soke aikin da ake buƙata na caji

Hakazalika, a cikin kudurin wucin gadi da aka fitar a watan Disambar bara, an ba da shawarar cewa lokacin da ake yin caji a hanyar doka ta 7.1.2 (wanda ke buƙatar caji a sama da ƙananan madaidaicin caji), kodayake a cikin shafi A.4 na ma'auni ya bayyana. cewa lokacin da zafin jiki na sama / ƙasa ba 10 ℃ / 45 ℃, ana tsammanin babban cajin zafin jiki yana buƙatar zama + 5 ℃ kuma ƙarancin caji yana buƙatar -5 ℃.Koyaya, yayin gwajin ainihin, ana iya barin aikin +/- 5°C kuma ana iya aiwatar da caji bisa ga matsakaicin matsakaicin matsakaicin matsakaicin matsakaicin zafin jiki na sama/ƙasa.

An zartar da wannan kuduri ne a babban taron CTL na bana.

(DSH 2210)

IEC 62619: 2017: Yi amfani da BMS na ɓangare na uku don kimanta aminci akan aikin baturi

Wannan ƙuduri shine game da ƙimar aminci na aikin tsarin baturi BMS.

Yanzu yawancin masana'antun batir suna siyan BMS daga wasu ɓangarorin na uku, wanda zai iya haifar da rashin fahimtar ƙirar BMS dalla dalla.Lokacin da wakili na gwaji ya gudanar da kimanta amincin aiki ta hanyar Annex H na IEC 60730-1, mai ƙira ba zai iya samar da lambar tushe na BMS ba.

A wannan yanayin, wakilin gwaji na iya kimanta lambar tushe da kanta tare da masana'anta na BMS don kare haƙƙin mallakar fasaha.Binciken aminci na aiki na tsarin baturi yana da mahimmanci, kuma ba za a iya soke kimar ba kawai saboda masana'anta ba zai iya samar da lambar tushe ba.

A halin yanzu, kudurin har yanzu kuduri ne na wucin gadi kuma za a amince da shi a babban taron CTL a shekarar 2024.(PDSH 2230)

IEC 63056: 2020: ƙarfin gwajin juriya

IEC 63056: 2020 Sashe na 7.4 (Duba rufin lantarki yayin sufuri da shigarwa) yana nufin IEC 62133: 2017 don gwajin juriya.Wannan kuskuren gyara ne.Abinda ya kamata ya zama IEC 62133-2: 2017.An sanar da wannan kuskuren zuwa IEC TC21A.

Matsayin IEC 63056 na iya rufe samfuran tare da matsakaicin ƙarfin lantarki na 1500Vdc, amma gwajin ƙarfin lantarki na IEC 62133-2: 2017 gwajin juriya shine 500Vdc.Idan matsakaicin ƙarfin lantarki na tsarin baturi ya wuce 500Vdc, wane irin ƙarfin lantarki ya kamata a yi amfani da shi?

Gwajin juriya har yanzu yana amfani da IEC 62133-2: 2017 5.2 don kimantawa.Wayoyin wayoyi da rufi ya kamata su isa su yi tsayayya da matsakaicin matsakaicin ƙarfin da ake tsammani kuma an kimanta su bisa ga buƙatun IEC 60950-1: 2005, 3.1 da 3.2 (koma zuwa IEC 63056: 2020 sakin layi na 5.2).

Koma zuwa hoton da ke ƙasa, lokacin yin gwajin juriya, akwai hanyoyi guda biyu don haɗa ma'aunin juriya.Lokacin da aka haɗa na'urar gwaji da samfurin gwajin a jeri, ƙarfin ƙarfin su zai kasance sama da shi, kuma wasu ƙulla tsarin baturi na iya jure ƙarfin gwajin fiye da kewayon.Ya kamata a yi gwajin jerin gwano a wannan lokacin?

Hanyoyin haɗin kai waɗanda zasu haifar da ƙarfin ƙarfin lantarki basu dace ba.Dalilin wannan bambance-bambancen shine manufar IEC 63056: 2020 shine don auna "juriya na juriya na lambobin DC da kuma damar mai kariyar tsarin".Manufar IEC 62133-2: 2017 shine don auna "juriyawar rufin tsakanin ingantacciyar tashar baturi da farfajiyar ƙarfe da aka fallasa ta waje (ban da farfajiyar lamba ta lantarki).A halin yanzu, wannan ƙuduri har yanzu ƙuduri ne na ɗan lokaci kuma za a amince da shi a cikakken taron CTL a 2024.(PDSH 2229)