Ubomi bethu buya buhlukana ngakumbi nombane, kwayeiiseti zejenereyitha yedizilizisetyenziswa kakhulu ebomini. Usetyenziso olwahlukeneyo, iimfuno ezahlukeneyo, ziya kuyilwa ukuze zihambelane nokusetyenziswa kweekhabhathi ezahlukeneyo zokumelana nokumisa umhlaba.
Kukho uyilo olubini lwekhabhinethi yokumelana nomhlaba yeseti yejenereyitha yedizili yombane ophezulu ekhoyoicebo:
1. Lungiselela ikhabhinethi yokumelana nomhlaba nganyeiseti yejenereyithaIkhabhinethi yokumelana nokumisa umhlaba inesixhobo sokunxibelelana esine-voltage ephezulu okanye i-circuit breaker, i-grounding resistance, kunye ne-grounding protection relay module. Ukuba inkqubo ihambelana, kuyimfuneko ukufaka i-PLC control module, esetyenziselwa ukulawula i-circuit breaker ye-ground resistance nganye ukuze ivale okanye iqhawule ngexesha elifanelekileyo. Kuba kwiinkqubo ezininzi ze-high-pressure parallel, i-high-pressure enye kuphela.iseti yejenereyitha yediziliivumelekile ukuba ibekwe phantsi komhlaba.
Iingenelo kunye nokungalungi: I-voltage nganye ephezuluiseti yejenereyitha yediziliixhotyiswe ngekhabhathi yokumelana nomhlaba, eguquguqukayo kwaye ilula kwiprojekthi yokuhlaziya: ingasetyenziswa ekusebenzeni ngakunye kwento nganyeiseti yejenereyitha yedizili, kwaye ifanelekile ekusebenzeni ngaxeshanye kwezixhobo ezininziiiseti zejenereyitha yedizili.
Kwakhona kulula xa wongeza iiyunithi. Iingxaki zezi: kuba nganyeiseti yejenereyitha yediziliinokumelana nomhlaba, i-ground fault relay kunye ne-CT, ithatha indawo enkulu kwaye iindleko zotyalo-mali ziphezulu. Ukuba ii-ground resistor ezimbini okanye ngaphezulu zisekelwe ngaxeshanye, imodyuli yokukhusela umhlaba isenokungasebenzi kakuhle.
Ezininziiiseti zejenereyitha yediziliYabelana ngokumelana nomhlaba, kwaye uqhagamshelo lokumelana nomhlaba lulawulwa zii-contactors ezininzi ze-voltage ephezulu. Yonke inkqubo ixhotyiswe ngekhabhinethi yokumelana nomhlaba. Ikhabhinethi yokumelana nomhlaba ine-resistor yokumisa umhlaba, ii-contactors ezininzi ze-voltage ephezulu kunye nemodyuli yokukhusela umhlaba.
Iingenelo kunye nokungalungi: Ezininziiiseti zejenereyitha yediziliukwabelana ngokumelana nomhlaba okufanayo, kunciphisa utyalo-mali ekumelaneni nomhlaba, ngelixa kunciphisa nomngcipheko. Nangona kunjalo, kwiprojekthi yokuhlaziya, ukubaiseti yejenereyitha yedizilikufuneka isetyenziswe ngokwahlukeneyo, kuyimfuneko ukongeza ikhabhinethi yokumelana nomhlaba.
Umatshini wokuvelisa idiziliimiyalelo yoku-odola ikhabhinethi yokumelana nokumisa umhlaba:
1. Amandla, i-voltage kunye nobungakanani beyunithi yedizili;
2. izinto, umbala, ubungakanani kunye nendawo yokungena kunye nendawo yokuphuma yekhabhinethi;
3. ixabiso lokuxhathisa, ixesha lokuhamba kunye nomsinga wokuhamba;
4. Umlinganiselo we-transformer yangoku;
5. nokuba kufuneka ufake isixhobo sokujonga esikrelekrele sekhabhinethi yokumelana;
6. nokuba kufuneka ufake i-vacuum contactor;
7. ukuba inani leeyunithi lingaphezulu kwe-1, nokuba kufakelwe isilawuli se-PLC, ukuze kufunyanwe i-interlock yeendlela ezininzi.
Ixesha leposi: Meyi-27-2024