A matsayin babban ɓangaren tsarin kariyar walƙiya, zaɓin sandar walƙiya mai kyau yana shafar amincin gini kai tsaye. Ya kamata shawarar ta daidaita ƙayyadaddun fasaha, abubuwan da suka shafi muhalli, da bin ƙa'idodi.
1. Rubuta Zaɓi ta Aiki
Franklin Rods: Ya dace da gine-ginen zama masu radius na kariya na mita 30. Ana buƙatar gina ƙarfe mai galvanized da kuma grid na ƙasa na musamman.
Sandunan ESE (Early Streamer Emission): Fadada ɗaukar hoto zuwa mita 100 ta amfani da na'urar kunna lantarki, wanda ya dace da muhimman wurare kamar cibiyoyin bayanai. Tabbatar da takaddun shaida na CE/UL.
Sandunan Radiation (An takaita): An haramta a sabbin gine-ginen kasar Sin a kowace GB 50057 tun daga shekarar 2005 saboda barazanar radiation.
02. Injiniyan Musamman na Muhalli
Lissafin Tsawo: Aiwatar da hanyar jujjuyawar ƙwallo $ h = \sqrt{2rH – H^2}$ (h: tsayin sanda, r: radius na ƙwallo, H: tsayin tsari)
Juriyar Tsatsa: Yi amfani da bakin karfe 316L (juriyar feshi ta gishiri> awanni 720) a yankunan bakin teku; ƙarfe mai ƙarfe-titanium (juriyar pH 2-12) don yankunan sinadarai
Yawan Walƙiya: A yankunan da ke da yawan aiki (kwanakin tsawa sama da 90 a shekara), ƙara yawan lantarkin da ke amfani da su wajen yin amfani da su da kashi 25%.
03. Shigarwa Mai Biyan Ka'idoji
Tsarin Zane: Kula da juriyar ƙasa <10Ω (<4Ω don wurare na musamman), aiwatar da tsarin ƙasa na TN-S/TT
Ginawa: A yi amfani da walda mai zafi don tashoshin iska/masu amfani da wutar lantarki waɗanda suka wuce 12cm
Dubawa: Gwaji juriyar motsin rai ta hanyar mitar CDM-10; tabbatar da haɗin kai tare da hotunan infrared
Nasiha kan Kulawa: Kula da juriyar ƙasa da micro-ohmmeters sau biyu a shekara, maye gurbin murfin mai juyewa bayan kowace shekara 5 don tabbatar da bin ƙa'idodin IEC 62305 a duk tsawon lokacin kariyar.