Hopu Wa'a/Upa Moana/Upu Clamshell no na Cranes Moku

He mea hoʻopili kūikawā ʻo Marine grab i hoʻohana ʻia e ka crane marine (a i ʻole quay crane/STS crane) no ka hopu ʻana, mālama ʻana, a me ka wehe ʻana i nā mea paʻa nui. ʻO ka mea nui, he "lima mīkini" o ka crane.

ʻO ke kumu hana kumu o ka hopu moana clamshell: Hoʻohana ʻia ka clamshell marine me ka hoʻohana ʻana i ʻelua pūnaehana kaula uwea ma ka crane. ʻO nā ʻanuʻu hana kikoʻī penei:
1.Support rope/lifting rope: Ke kuleana no ka hoʻokiʻekiʻe ʻana a me ka hoʻohaʻahaʻa ʻana i ka puʻupuʻu clamshell.
2. Wehe a pani kaula: Hoʻomalu i ka wehe ʻana a me ka pani ʻana o nā ʻāwae o ka hopu ma o ka ʻōnaehana pulley.
3. ʻO ke kaʻina o ka hopu ʻana: Hāʻule ka clamshell moana ma kona ʻano ākea, ma luna o ka puʻu waiwai → hoʻopaʻa ʻia ke kaula wehe a pani ʻia, pili nā ʻauwae, a ʻeli ʻia ka mea i loko → hāpai ʻia ka hopu ʻana i ka mana piha.
4. Unloading kaʻina: Hoʻoneʻe ʻia ka hopu piha ma luna o ka unloading point → hoʻokuʻu ʻia ke kaula wehe a pani ʻia, a hāmama nā ʻāwae ma lalo o ko lākou kaumaha ponoʻī a me ke kaomi o ka mea → wehe ʻia ka mea.

He mea maʻalahi a paʻa ke ʻano o nā ʻauwae lua, ʻike ʻia hoʻi ʻo clamshell grabs, maʻalahi ka mālama ʻana. Hoʻohana nui ʻia lākou no ka hopu ʻana i nā mea nui e like me ka lanahu, ka ʻai, ka palaoa, ka momona, a me ke one. Hoʻohana nui ʻia ka ʻili ʻalani no ka hopu ʻana i ke kila ʻōpala, nā ʻāpana nui, nā ʻōpala hana, a me nā ʻōpala hale.