Ngā Pūtahi DTH me ngā Pūtau Matatū: Ngā Whakaeke Mōhiohio mō ngā Whakamahi Pūkenga

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ngā pereki me ngā pūtahi

Nō te whakamahi i ngā rautaki herehere (DTH - Down-the-Hole) me ngā paiaka, he mea nui tēnei i ngā mahi herehere o nāianei, e whakapakiti ana i ngā hanganga pūnaha me ngā momo hangarau matatika. E rua ngā take matua o ēnei taputapu: te paiaka DTH, e whakaputa ana i te kaha pakoko, me te paiaka herehere, e takoto ana i runga i te whenua. Mō te tūnga iho, ka whakamahi i te hāwai whakatipu hei whakatū ake i te pihinga, ka pakoko anō ki runga i te paiaka, e whai ana i te kaha whakaaro me te kaha pakoko. Ko tēnei kīanga rua e whakamana ana i te whakawehenga pūmau ki ngā momo whenua e rite ana, mai i ngā rākau matehore ki ngā whenua tahuri tahuri. Nō ngā paiaka DTH o nāianei, ko ngā tohu karahipi mōhiohia e whakatakoto nei i waenganui hei whakapai i te wehewehe whakakaha, ā, hei whakapai hoki i te whakatupu wehi. Ko ngā paiaka e whakauru ana i ngā pūnaha hāwai matataki, e whakamahi ana i te kaha hāwai mō te mahi herehere, ā, e āwhina ana i te whakatere i ngā kereka mai i roto i te rua. Kua hangaia ēnei taputapu hei whakatutuki i te mahi i waenganui i ngā pūtahi, mai i te ao rangi ki ngā ranga e rima tekau atu, me whakaaweawe atu i a rātou i ngā whakamahi pērā i te whakatū wai, te whakamahi kōhatu, te hanga, me ngā mahi pukuririki. Ko te hanga he ara hei whakatikatika i te wehewehe o ngā kereka herehere me te turetu o te wā moe, hei whakamana i te mahi i waenganui i ngā taiao whakahē.

Whakarāpopotonga Mōhiohio Hou

Kei te whakamahia ngā tohu me ngā pūtē DTH i tōna rahi o ngā pūnaha pai ake, e mahi ana hei whiriwhiringa matua mō ētahi atu momo hanga wai. Tuatahi anake, kei te tukuna e rātou i te āhuatanga pai rawa atu i te hanga i runga i ngā take whakaritorito whenua, ināianei i ngā tahuhu panekoti. Ko tēnei nui ake i te hīkoi e hurihia nei ki te wā kua oti te kaupapa me te utu hanga iti noa. Kei te whakaatu i ngā taputapu nei i te wehewehe pai rawa i te hanga wai torowai, e iti ana i te whakawehenga i te riro i ngā poaka roa, he mea nui tēnei mō te whakatakoto pai o te kaupapa. Ko te whakatū papori o ngā wharekura DTH e whakamanawa ana i te tūmanako nui, ko te korenga katoa o ngā wa o te hanga kia kitea ai te whakautu. Ko te wehewehe pai o te rāngai ki te whakaputa kōwhiringa pai i runga i te rahi, he mea nui tēnei i ngā kaupapa hanga wai roa, kei reira ka kitea te mate nui o te kaha i ngā take tuatahitia. Ko te hanga hoki e whakamana ana i te wehenga pai o te kaha, e huri ana i te kaha o te hau whakatū ki te kaha hanga wai pai, me te wehewehe iti i ngā mate. He wehewehe noa hoki ngā tikanga whakahaere mō ngā rāngai DTH, e iti ana i te wā kua mutu te mahi me te hiahia whakahaere motuhake. Ko te whanonga nui o ēnei taputapu kei te whiwhi pai rawa i ngā take whenua rerekē, e pātahi ana i te hiahia mō ngā taputapu ā-wheako rerekē. Ko te rāngai hoki e whakahaere ana i te whakapakoko ā-hōrau, e tiaki ana i te kore tangata o ngā take hanga wai, e whakamana ana i te koha pai o te poaka me te iti ake i te mate i ngā wharekura.

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Hona Pūmau Kōwhiringa

Ka whakapā mai tōku kaiwhakapūmau i runga i tēnei wā.
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ngā pereki me ngā pūtahi

Te Whakauru Pūtaiao o te Karbaidi

Te Whakauru Pūtaiao o te Karbaidi

Ko te whakauru i te pūtaiao karbaidi hou ki ngā bit dth he whiuwhiu nui i te hanga i ngā whare rere. Nā ngā hanganga metallurgical matatini i hanga ēnei karbide insert e whai ana i te pai tōnui i te māhorahora me te whawhai i te momo whanui. Ko te whakatakoto mōhio ki runga i ngā karu o te kanohi kaiwhakarato, e whai ake nei i ngā mōhio matatini, e whai ana i te pai rawa o te wehi kutitanga, ahakoa te wehenga wehe i runga i te mata o te kaiwhakarato. Ka whai tēnei hanga matatini i te pai tōnui o te wehi i te wā e kitea ai te kotahi, ahakoa te momo whenua whakahēkētia motuhake. Ko te whakapae karbaidi i whakarite hei whakaaweawe i te pai tōnui i waenganui i te māhorahora mō te wehe me te toki mō te whawhai, ka puta he pai tōnui me te wā e taea ai te mahi.
Pūnaha Whakahaere Hau Āwhā Mōhiohio

Pūnaha Whakahaere Hau Āwhā Mōhiohio

Ko te pūnaha whakahaere hau āwhā matatini e whai wāhi ana i ngā pūtēra DTH he tūranga whakarerekē i ngā momo hangarau here. Nā te whakauru pai o ngā rara me ngā pūtahi e whakatakoto nei i te hau whakamahu ki roto i te kōmuri, ka whakapai koa te āhuatanga o te kaha ki te pūtahi me te tahua iho o ngā para here. Ko te hanga e whakamahia ana ngā mātāpono matatini o ngā arai hau hei whakapai i te rahinga hau i ngā wāhi matua, ahakoa te iti iho o ngā mate pāpori whānui. Ko tēnei whakahaere hau pai tonu e whakahaere ana i te kaha o ngā pūtahi ake, ā, e tautoko ana i te waipapa o ngā kōmuri me te tirotiro pai i te tahua iho o ngā kaiherehere i runga i te tūrua, e whakamutu ana i te whakaoriori mai me te whakamana pai i te huanga here.
Nga Atawahe me nga Tauawhi Whakapai Ake

Nga Atawahe me nga Tauawhi Whakapai Ake

Kei te whakamana i te tūnuku whai wāhi o ngā pereki DTH me ngā parau nā te horopaki rorohiko matihiko me ngā kaupapa hanga. Ka urutahi ia ia atu hōtuhi ki te mātauranga ā-mahi me te whakamātau i ngā kaiwhakaaweawe, hei whakapai i te whiuwehe me te whakangāhere i te wharekura. He mea taunaki hoki ngā rakataua kia tiakina i ngā whatunga i roto i waenga i ngā huinga kē, ahakoa te whakarite i te pai o te porowhita. Ko te hononga i waenganui i te parau me te pereki he hono matihiko whakatika e whakamahia nei hei whakapai i te whanaketanga o te kawe whenua, me te iti i te wehi i ngā pūtanga tohu hoki. Kei roto i tēnei whakaaro ki te tūnuku, ko te tīmatanga i ngā raraunga pai rawa me te whakamahi i ngā kawekawe whiuwehe i runga i ngā whatunga kē.