Fumanisa imimangaliso yobunjineli ngasemva kweyona mide yehlabathi iikhreyini zenqaba eziphezulu. Esi sikhokelo siphonononga uyilo lwabo, amandla, usetyenziso, kunye nekamva laba matshini bakhulu. Funda malunga nezinto eziphembelela ubude, amandla okuphakamisa, kunye nobuchwepheshe obutsha obuqhuba ukuvela kwabo. Siza kungena kwimizekelo ethile yeekhreyini ezaphula irekhodi kunye neempembelelo zazo kwiiprojekthi ezinkulu zokwakha.
Ukuphakama kwe-a i-crane ephezulu yenqaba ngumba obalulekileyo, ochaphazela ngqo ukufikelela kunye nokuphakamisa umthamo kwiindawo ezahlukeneyo zobude. Ziliqela izinto ezimisela ubude obunokufikelelwa, kuquka ukuyilwa kwecrane, ukomelela kwesakhiwo sayo esixhasayo, nokuzinza komhlaba. Yangoku iikhreyini zenqaba eziphezulu inokufikelela kubude obungakholelekiyo, obungaphezulu kweenyawo ezingama-800 kwezinye iimeko, ibavumela ukuba bakhonze izakhiwo ezide kakhulu kunye nezakhiwo. Ubude bejib bukwadlala indima ebalulekileyo, ukwandisa ukufikelela okuthe tyaba ukuze usebenze ngokufanelekileyo.
Amandla okuphakamisa a i-crane ephezulu yenqaba ibhekisa kubunzima obuninzi obunokubuphakamisa ngokukhuselekileyo. Esi sikhundla siyahluka kakhulu ngokuxhomekeke kubungakanani kunye noyilo lwecrane. Iikhreyini ezinkulu ezenzelwe ukuphakamisa ubunzima kwiiprojekthi ezinkulu zinomthamo ophezulu kakhulu kuneemodeli ezincinci. Itshathi yomthwalo enikezelwe ngumenzi ibalulekile ekumiseleni iiparamitha zokusebenza ezikhuselekileyo. Kubalulekile ukuqinisekisa ukuba umthwalo ulungelelaniswe ngokufanelekileyo kwaye ukhuselekile ukuthintela iingozi.
Iindidi ezininzi ze iikhreyini zenqaba eziphezulu ibonelele kwiimfuno ezahlukeneyo zokwakha. Ezi ziquka i-luffing jib cranes, i-hammerhead cranes, kunye ne-flat-top cranes, nganye inamandla kunye nobuthathaka bayo. I-Luffing jib cranes ziyaziwa ngokuguquguquka kwazo kunye nokukwazi ukufikelela kwiindawo ezinzima. Iikhreyini zeHammerhead zezona zilungele iiprojekthi ezinkulu, kwaye iikhreyini ezimcaba ezithe tyaba zihlala zithandwa ngenxa yokuhlangana kwazo kunye nokuhlangana ngokulula. Usetyenziso olukhethekileyo lususela kwizakhiwo eziphakamileyo ukuya kulwakhiwo lweebhulorho kunye neeprojekthi ezinkulu zeziseko zophuhliso.
Kuyo yonke imbali, iicranes ezahlukeneyo ziye zatyhala imida yokuphakama kunye nokuphakama kwamandla. Ukuphanda ngezi mpu melelo kunika ulwazi oluxabisekileyo kwinkqubela phambili yetekhnoloji yecrane kunye noyilo. Imizekelo ethile kunye nobuchule bayo kufuneka iphandwe kwaye idweliswe apha, kucatshulwa imithombo ethembekileyo. (Qaphela: Eli candelo lifuna uphando olongezelelweyo ukuze lizaliswe ngemizekelo ephathekayo).
Ukhuseleko lubalulekile xa usebenza iikhreyini zenqaba eziphezulu. Ukuhlolwa rhoqo, ukugcinwa, kunye nokubambelela kwimigaqo engqongqo yokhuseleko kubalulekile ukuthintela iingozi. Abaqhubi abafanelekileyo abanamava kunye noqeqesho olubanzi lubalulekile ekusebenzeni ngokukhuselekileyo. Ukugcinwa ngokufanelekileyo, kubandakanywa ukuthambisa, ukuhlolwa kwezakhiwo, kunye nokulungiswa kwangexesha, kubalulekile ekwandiseni ixesha lokuphila kunye nokuqinisekisa ukusebenza okuthembekileyo kwaba matshini bakhulu.
Ikamva le iikhreyini zenqaba eziphezulu ijongeka ithembisa ngokuphuculwa okuqhubekayo kokuqhuba kuyilo, ukusebenza kakuhle, kunye nokhuseleko. Inkqubela phambili kwisayensi yezinto, i-automation, kunye neenkqubo zokulawula zikhokelela kwiikhreyini eziqinileyo, ezisebenzayo, kunye nezikhuselekileyo. Ukudityaniswa kobuchwephesha obukrelekrele, njengeenkqubo zenzwa kunye nokubeka iliso kwangexesha langempela, kuguqula indlela ezi zikhreyini zisebenza ngayo kwaye zigcinwe.
Ukukhetha okufanelekileyo i-crane ephezulu yenqaba kwiprojekthi ethile ifuna uqwalaselo ngononophelo lwemiba emininzi, kubandakanywa isikali seprojekthi, umthamo wokunyusa ofunekayo, imida yobude, kunye nemiqobo engqamene nesiza. Ukubonisana neengcali ezinamava kunye nabavelisi kucetyiswa kakhulu ukuba kuqinisekiswe ukukhethwa kwekhreyini ehlangabezana neemfuno ezikhethekileyo zeprojekthi kunye neemfuno zokhuseleko. Kwiimfuno zothutho ezinzima ezinxulumene neprojekthi yakho, cinga ngokuqhagamshelana Suizhou Haicang Automobile sales Co., LTD kwizisombululo ezithembekileyo.
I-Disclaimer: Olu lwazi lololwazi ngokubanzi kunye neenjongo zolwazi kuphela, kwaye alubandakanyi iingcebiso zobungcali. Soloko udibana neengcali eziqeqeshiweyo ukuze ufumane isikhokelo esithile.
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