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Semunyanzvi mumunda weVovevoltaic Inverters, Renic akagara ichitsaurirwa kufananidzira sainzi. KuNanjing Trainiti Site, Ronac Technical Service Maneja akakokwa kugovera kusarudzwa kwevanopinda uye masevhisi ehungwaru. Mushure mekirasi, vadzidzi vakabatsirwa kuongorora matambudziko akajairika ezvinyorwa zvemasimba emapaimba uye akagamuchira rumbidzo isingagamuchiri kubva kuvadzidzi.
Matipi:
1. Iyo inverter skrini haina kuratidzwa
Kukundikana Kuongorora:
Pasina iyo DC
Zvinokonzeresa zvinokonzeresa:
. Compontion voltage ine chekuita neiyo solar radiation.
(2) iyo PV yekuisa terminal inodzoserwa. Iyo PV Terminal ine matanda maviri, akanaka uye asina kunaka, uye anoenderana nemumwe. Ivo havagone kubatana mukudzosera mamwe mapoka.
(3) Dc dc switch haina kuvharwa.
(4) Kana tambo yakabatana mukufananidza, imwe yeanobatanidza haina kubatana.
.
Solution:
Kuyera iyo DC yekuisa voltage yeiyo inverter neiyo voltage range reltimeter. Kana voltage yakajairika, iyo yakazara voltage ndiyo huwandu hwehuwandu hwehuwandu hwega chega chinhu. Kana pasina voltage, wozoongorora iyo DC switch, terminal block, tambo yekubatanidza, uye zvikamu zvakarongeka; Kana paine zvikamu zvakawanda, kupatsanurwa bvunzo yekuwana.
Kana iyo Inverter inoshandiswa kwenguva yakati rebei uye hapana chikonzero chekunze chinowanikwa, iyo Inverter Hardware Dunhu ihwokupi. Bata mushure mekutengesa-kwekutengesa technical engineer.
2. Iyo inverter haina kubatana network
Kukundikana Kuongorora:
Iko hakuna kubatana pakati peiyo inverter uye grid.
Zvinokonzeresa zvinokonzeresa:
(1) iyo ac switch haina kuvharwa.
.
.
Solution:
Kuyera iyo AC yekubuditsa voltage yeiyo inverter neiyo voltage range reltimeter. Mumamiriro ezvinhu akajairika, iyo yekubuda terminal inofanirwa kuve ne2 220V kana 380V voltage. Kana zvisiri, tarisa kana iyo yekubatanidza terminal yakasununguka, kana iyo AC switch yakavharwa, uye kana iyo yekudzivirirwa kuchinjika kuchinjika kuchinjika.
3. Inverter pv inowedzera
Kukundikana Kuongorora:
DC voltage yakanyanya kukwira alarm.
Zvinokonzeresa zvinokonzeresa:
Akawandisa nhamba yezvikamu muzvikamu zvinokonzeresa voltage kupfuudza iyo yekuisa voltage muganho weiyo murimi weiyo anverter.
Solution:
Nekuda kwekushisa kwezvinhu zvezvinhu, iyo yakadzika tembiricha, yakakwira voltage. Iyo Input voltage renji yeiyo imwe-phase tambo inverter is 50-600V, uye tambo yakadhindwa voltage renji iri pakati pe350-400. Iyo Input voltage renji yeiyo matatu-chikamu tambo inverter is 200-1000V. Iyo post-voltage range iri pakati pe550-700V. Mune ino vhesi renji, kugona kweiyo muripo kwakakwirira. Kana radiation yakaderera mangwanani uye manheru, inogona kuburitsa magetsi, asi haina kukanganisa voltage yekupfuura muganho wepamusoro weiyo inverter voltage, zvichikonzera alarm uye kumira.
4. Inverter Insulation Kukanganisa
Kukundikana Kuongorora:
Iyo insulation kupokana neiyo photovoltaic system kune ivhu iri pasi pe2 megohms.
Zvinokonzeresa zvinokonzeresa:
Solar Modules, mabhokisi emabhokisi, dc cables, evers, AC tambo, wiring terminals, etc. Iyo PV terminals uye iyo acwiring pekugara dzimba dzakasununguka, zvichikonzera mumvura ingress.
Solution:
Bvisa iyo Grid, Inverter, tarisa kudzikisira kwechikamu chimwe nechimwe kune pasi zvakare, tsvaga matambudziko ematambudziko, uye kutsiva.
5. Grid kukanganisa
Kukundikana Kuongorora:
Iyo grid voltage uye frequency yakaderera kana yakanyanya.
Zvinokonzeresa zvinokonzeresa:
Mune dzimwe nharaunda, iyo yekumaruwa network haina kugadzirwazve uye iyo grid voltage haisi mukati meiyo chiyero chemirairo yekuchengetedza.
Solution:
Shandisa multimeter kuyera iyo grid voltage uye frequency, kana iri kunze kwekumirira iyo grid kuti udzokere kune zvakajairika. Kana iyo simba grid yakajairika, ndiyo inverter iyo inoona kutadza kwedunhu redunhu. Bvisa ese maDC uye AC terminals yemuchina uye regai iyo inoparara yemuchina kwemaminitsi mashanu. Vhara simba remagetsi. Kana inogona kutangwazve, kana ikasakwanisa kudzoreredzwa, kusangana. Mushure mekutengesa-technical mainjiniya.