Ho okumu, 'epekema
Koraʻeli punawai no geotechnical hoʻokolokolo 'ana i
Coring kapa ʻeli, i kahi o kaʻepekema mai kolamu (kāna mau 'ōlelo) kōna pohaku no ka pohaku luku ia lŘlŘ wale ma luna o ka apo maka. ʻanoʻenehanaʻeli kila ua i mai o nā'āpana, coring Tube, Tube adapters,ʻepekema ua mau laau la,ʻepekema alakai şarkı a me ka gland. Koraʻeli i manaoia i ka 1862 Hawaiian J. Lesho.
Koraʻeli ua hoʻohana 'ia no ka holoʻana o ka maloo lepo, a ruhlyakovyh anuanu pōhaku. Me ka ikaika pānaʻi maiʻeli iki ROP maloʻo ka mea, e ia loa pono, akā, ua ino me ka nui loa o ka kolamu Kora naʻEsau, kūpono ma ka nānaina ike a me ka unacceptable i loko o ka hihia o ka hana 'enekinia, punawai iʻepekema. Ka wā e hoohauhee ana i argillaceous pōhaku aʻe lākou maoli 'ole a me ka humidity aie i ka paio hahana maoli nō ka' ōlelo a me ka deformation (hoʻohuli akula, a moe). ʻeli maloo ma ke anilā pōhaku i hoʻolako aʻe 'ike ma ke degere o ka weathering o ka pōhaku, nui hewa mea i hiki (i loko o 0.5 m) i loko o ka wehewehena o ka, ahu iho palena, no laila, na kanaka papa o ka pōhaku, me ka auoiaea o 0,25 a oi (i ai i 0.5 ka m ) hiki ke hōʻike '(ʻaʻole i kākau) ma ka moʻolelo no mea i unacceptable ma ka hoʻokolokolo' ana i geotechnical.
Koraʻeli ke anilā nā pōhaku i mea e maikai malama i ka kāna mau 'ōlelo ua lawe mai papalua kolamu na ohe noi a ejector coring lele. ? Ueo mehana (mai i ka Mahele III), meakino paakiki (waeʻano IV -V) a me ka puaʻa hiwa paʻa (V -VIII)ʻepekema carbide leialii. No ka hana pohaku (IX - XII) a me ka hapa 'ia' ua hoʻohana 'paa daimana, a me ka pana kalaunu. I ka wā o ka Kora naʻEsauʻeli mea nui, e malama i kaʻeli pololei - razruschayuschy iho haawe ana ma luna o ka mea paahana, lele māmā (rev / min), a ma ke kaʻina e ae no ka flushing ka leo (L / min) wai aʻai.
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