ʻOiai ke ʻimi nei ka poʻe i ka huahua kiʻekiʻe loa o nā mīkini holoi tunnel i kēlā me kēia hola, pono lākou e hōʻoia mua i ka maikaʻi o ka holoi ʻana. No ka laʻana, inā he 16 mau minuke ka manawa holoi nui o kahi mīkini holoi tunnel 6-lumi a he 75 degere Celsius ka mahana o ka wai, ʻo ka manawa holoi o ka lole olonā i loko o kēlā me kēia lumi he 2.67 mau minuke.
A laila, ʻo ka pono holoʻokoʻa o kamea holoi tunnelhe 22.5 mau keʻena o ka lole olonā i kēlā me kēia hola. Inā he 8 ka helu o ke keʻena holoi nui o ka mea holoi tunnel, he 2 mau minuke ka manawa holoi o ka lole olonā i kēlā me kēia keʻena, a ʻo ka pono holoʻokoʻa o ka mea holoi tunnel he 30 mau keʻena o ka lole olonā i kēlā me kēia hola.
ʻO ka hopena, inā makemake ʻoe e hoʻokō i ka pono a me ka maikaʻi o ka holoi ʻana, ʻo ka helu o nā keʻena holoi nui he mea nui ia i ke koho ʻana o ka poʻe i kahi mea holoi tunnel. ʻO ka hahai wale ʻana i ka pono o ka holoi ʻana me ka hoʻohaʻahaʻa ʻana i ka maikaʻi o ka holoi ʻana e kūʻē i kona manaʻo nui. No laila, pono e hoʻonohonoho pono ʻia ka helu o nā keʻena holoi nui. Ma ke kumu o ka hōʻoia ʻana i ka maikaʻi o ka holoi ʻana, ʻo ke kiʻekiʻe o ka pono o ka mea holoi nui, ʻo ke kiʻekiʻe o ka pono o ka mea holoi tunnel.
I ka hopena, ʻo ka mahana o ka wai o ke kaʻina holoi nui he 75 degere Celsius a ʻo ka manawa holoi nui he 16 mau minuke. Inā makemake ka poʻe e hōʻoia i ka maikaʻi o ka holoi ʻana me nā mea holoi tunnel o nā keʻena like ʻole, penei nā pono o ke keʻena holoi nui:
Ka holoi nui 6-lumi: 22.5 lumi/hola
Ka holoi nui 8-lumi: 30 lumi/hola
Ka manawa hoʻouna: ʻAukake-19-2024
