Hiki ke hāʻawi aku i nā ʻeke Rubber-tyred gantries (RTGs) a me nā harbor cranes e pono ai ka horsepower a me ka maʻalahi no ka mālama ʻana i ka neʻe ʻana o ka ukana.Hiki mai nā lako hoʻoneʻe waiwai i nā ʻano like ʻole a me nā nui, mai nā forklifts liʻiliʻi me ka uila i ʻike ʻole ʻia i ka lā, i nā mea lawe keʻa, a hiki i ka nui, Pneumatic Tire Gantry hiki ke neʻe a hiki i 20,000 paona.ʻO ka manawa pinepine, ua hoʻolako ʻia kēia mau ʻāpana me nā huila kila no ka holo ʻana ma nā ala kila, akā ua hoʻolako pū ʻo SEVENCRANE i nā huila pneumatic, rubber, a me nā huila polyurethane, nā hui kaʻaahi, a me nā huila.
Ma nā kaila pneumatic, he ākea ka neʻe o nā transtainers a hiki ke kapa ʻia he RTG, ʻo ia ka acronym o Rubber-Tyre Gantry Crane.ʻO ke ʻano o kēia koi ʻana he mea hana e hāʻawi i ka mana uila mai ke kumu mana o uka a i kahi crane Pneumatic Tire Gantry ma kahi haʻahaʻa haʻahaʻa, no laila e ʻae ai i ka crane RTG e hemo mai kahi kumu uila o ka mana uila a hoʻopili hou me kahi kumu uila ʻokoʻa me ka hoʻopilikia ʻole i ka. pili i ka uea kiʻekiʻe-voltage.Hiki ke kūkulu ʻia kahi crane RTG hou me ka ʻenekini diesel a me ka mīkini hana AC no ka hana ʻana e kahi catenary uila me ka puka DC, i hiki ai i kahi crane RTG ke hoʻokō i nā hana ala ala me ka ʻole o ka pono o kahi punawaho kiʻekiʻe o waho o ka mana hoʻokomo.
ʻO ka lōʻihi kekahi mea e noʻonoʻo nui ai: ʻo nā kaila i hoʻohana ʻia i nā mea hoʻokele port straddle a me nā cranes maloʻo ma luna o nā pahu, no ka laʻana, pono e hoʻokomo i nā mea hoʻohui e pale ai i ka haehae ʻia e UV.No ka laʻana, pono e hiki i nā huila ma nā ʻāpana luhi ke hiki ke hoʻopaʻa i ka wā e lawe ana i nā ukana nui, akā hiki ke hoʻopaʻa i ka nui o ka torque ke huli 90 degere ke kū mālie.
Ma mua o ke kūʻai ʻana i kahi pahu gantry tire pneumatic, he mea nui e noʻonoʻo e pili ana i ke kiʻekiʻe āu e pono ai e hāpai i ka ukana.Ma mua o ka hoʻopaʻa ʻana ma luna o kahi pahu kaʻa gantry crane, e hōʻoia pono ia no kāu hana koke a me nā mea ʻē aʻe e hiki mai ana i ka hana like.