ʻO ka hana ʻana o ka lānahu ma lalo o ka honua, paʻakikī a paʻakikī nā kūlana hana, paʻakikī ke kaiapuni, hoʻololi ka ukana me ka loli ʻana o nā kūlana geological, ʻoi aku ka palena o ka hana, aia ka collision, collision a hāʻule a me nā pōʻino ʻē aʻe, aia ka pulu, ka wai, ka aila, ka emulsion a me nā hopena ʻē aʻe ma luna o ka kaʻa, a aia nā kinoea, ka lepo o ka lanahu pahū, nā mea hana vibration a me nā kūlana ʻino ʻē aʻe.Pehea e hōʻoia ai i ka loaʻa ʻole o nā pōʻino i ka hana ʻana he mea nui loa ia no ke koho pololei ʻana o ka kaʻa.No laila, pono e noʻonoʻo pono ke koho ʻana i ke kaʻina hana i luna a me nā kūlana, i kūpono ka motika ponoʻī no nā koi o ke ʻano hana a me nā kūlana e pili ana i ke ʻano a me ka hana.No laila, pono e noʻonoʻo ʻia nā ʻōlelo aʻe i ke koho ʻana i kahi kaʻa:
1 Pono e koho ʻia ka mīkini pahū-hōʻoia e like me nā hiʻohiʻona hana o ka mīkini hoʻouna a me nā kūlana kaiapuni, ka mana like, ka uila, ka wikiwiki, ka hoʻomaka ʻana a me ka mana overload.No ka mea, hoʻopiha ʻia ka hili lanahu i ʻoki ʻia e ka mea ʻako i kekahi manawa i ka gangue, a paʻakikī a palupalu ka hili lanahu, ʻike pinepine ʻia ka mea hoʻonui i ka wā e holo ana ke kaʻa.ʻO nā mea lawe alanui, ʻoi aku ka rotary face scraper conveyors, hoʻomaka pinepine me ka haʻahaʻa, a hōʻuluʻulu koke i ka lanahu a ʻōwili paha i loko o ka lanahu i ka wā e hana ai, no laila ke ʻike pinepine ʻia ai ka overload.No laila, pono e koho ʻia ka mīkini pahū-hōʻoia me ka torque hoʻomaka kiʻekiʻe.
2 Pono ka mīkini pahū pahū i ʻike ʻia ma ka ʻāina e hele i ka nānā ʻana, a loaʻa ka palapala hōʻoia pahū a me ka laikini hana o ka huahana, a ua hoʻopuka ke Keʻena palekana lanahu o ka National Coal mine Administration i kahi palapala hōʻoia.
3 E like me nā loina o ka hana palekana, ka mālama kūpono, ka ʻenehana holomua, ka hoʻokele waiwai a me ka hoʻopaʻa ʻana kūpono, koho ʻepekema.
Ka manawa hoʻouna: Mar-01-2024
