Ukukhetha I-Machine Yokuphakama Kwezintlu Ezingaphezulu?

Ukukhetha imashini yokuphakama okufanele kumaprojekthi amakhulu yisibonelo esikhulu kwezindlela zokuphatha amaprojekthi ekhaya. Lokhu kubhekisa ngqo kusuku sokugcina kweprojekthi, ukusebenza kwezimali, ukulingana kwezinto zokusebenza, nokulungiselela kwezinye zezinyathelo zokuphakama. Imashini yokuphakama eyafanele nesilinganiso sakho sobuchwepheshe singasiza ukuthuthukisa ukusebenza, ukuncima ukungena kwezinto zokusebenza, futhi ukunika iziphumo eziningi, ngakho-ke imashini yokuphakama engeyifanele noma engeyikhethwe ngendlela efanele ingasiza ukuthi kubhekiswe ngokuphambuka, kuncimise izimali, futhi kuhlanganise ukusebenza. Ukuzwa ukuthi kufanele ukubhekisana nokukhetha imashini yokuphakama kudinga ukuzihlonipha ngokucophelela izinkomba zezinto zokusebenza nezinkomba zokusebenza eziyafanele nesilinganiso sakho sobuchwepheshe.

Amaphrojekthi amakhulu okukhanyisa—njengokwakha kwehighway, amaphrojekthi weairport runways, amaphrojekthi weparking complexes, nezindawo zokusebenza—ziqiniseka ukuthi izinkampani ziyadinga izinkampani ezinokusebenza ngokuphelele kwezimali ezingaphezulu ngaphandle kokuguqula ubunzima bezinkampani. Inkampani eyodwa yokukhanyisa iyathola ubunzima obuhle bembhalo, ibe yisibonelo sokubeka ubude obuhle nobukhulu obuhle, futhi isebenza ngokuphelele emaqondweni awabizwa ngokuphelele. Le gujida eyinhle ngokuphelele iyokubusika ngemibono yezinkinga eziphambili zokukhetha inkampani yokukhanyisa eyothola ubungakanani obuphelele futhi iyothola ubungakanani obubonakalayo kwezinkampani zakho.

Ukuzazi Ukukhanyisa Inkampani Nokufuna Ukukhanyisa

Ukubona Ubungakanani Bekho Kweziprojekthi Nobusuku Bokugcina

Kabefore ukhetha imishini yokuphakama, bala isivolumu sokuphakama kwakho, isikhombiso sokusebenza esisizwe, nokuthembekile kwezinsuku zokuphakama. Amaprojekthi amakhulu ayadinga imishini yokuphakama eyakwenzela ama-300 kuze kuma-500 tons ngohora noma kude kuleli qondiso, kusukela kumkhakha wokuphakama nokuthi yini imithombo yomfanekiso. Imishini yokuphakama engekho inkulu kakhulu iyakubiza ukuphakama kabili noma izinsuku zokusebenza ezide, okwenza ukungafanele kanye nokuphakama kwezindlela zokusebenza. Ngaphandle kwalokho, imishini yokuphakama enkulu kakhulu iyakungafanele kuzinye izindawo ezingaphansi, ibhulula amafueli amaningi kanye namathuba. Khetha imishini yokuphakama yakho ngokuhambisana nezinkulungwane zokuphakama zezinsuku zokusebenza ngokwembono yezikole, izindawo zokusebenza, kanye nezinsuku zokuphakama ezinokutholakala ngokwesikhathi sokuphakama.

Uhlobo Lomfanekiso Nokulawula Isikhathi

Amaprojekthi amakhulu amadlinga amathuba amahlukene, amathuba amahle amahlukene, nezinkambo zezinkambo zokubhala okuhlukene okudinga ukuphatha kwezintemperatura ngokucophelela. Imashini yakho yokubhala kufanele ibe nesintemperatura esihlukene sokubhala, ikhulumele ukubhala kwesikhumba, nokuthatha isibonelo sokubhala ukuze kubhekwe ukubhala kwezinkambo ngokucophelela nokubhala kwesikhele. Imashini emnandi yokubhala inqamuzi yezinkambo zokubhala, izithemosthati, nezinkambo zokuphatha kwezintemperatura okuhlinzekile ukuthi izinkambo zingabhalwa futhi zibe nesibonelo sokubhala ngokucophelela ngokubhala. Qiniseka ukuthi imashini yakho yokubhala iyakwazi ukusebenzisa izinkambo ezifanele ngokuphelele okulinganiselwe ngu-engineer wakho wezinkambo futhi iyakweseka izindlela zokubhala zasezweni ngokubhala kwezinkambo ezingaphezulu.

Ukubheka ubude beshini yokubhala nobukhulu bekusetyenziswa

Ubude beshini yokubhala bokubhala kwezindawo ezingaphezulu

Ububanzi be-machiya yokufaka isibhakabhaka kuyimfanelo yokuqondisa ububanzi obukwenzekile ngokweyokugcina kanye nokuthintana nesikhathi se-projekthi kunye nefficiency yomsebenzi. Amaprojekthi amakhulu abenefitha kuma-machiya okufaka isibhakabhaka nesibhakabhaka esine ububanzi obukhulu—kabusho, phakathi kwe-3 kuye ku-8 mita—okuphelela inani lezindlela zokugcina izindawo eziningi zemilayini yemilayini okanye izindawo zokulandela umkhosi. Isibhakabhaka sokufaka isibhakabhaka esine ububanzi be-6 mita, umbuzo, kungafaka indawo enkulu kune-3 mita ngamuhla, okuphelela izindlela zokugcina kanye nokuthuthukisa ukuthintana kwezinto. Kodwa, ukukhetha ububanzi kufanele kube ngezinye izinto zokufunda, njengoko kufundwa kwezindawo zokugcina, izinkambu zokugcina, kunye nesikhathi sokusebenza. Qiniseka ukuthi isibhakabhaka sokufaka isibhakabhaka esikhethileyo singashintshwa noma kususwa ukuthi sifanele kubonakala kububanzi obuhlungu ngaphandle kokuthatha izinkampani zokusebenza emva kwe-projekthi.

Ukukhathazeka kwezintando kanye nokuthuthukisa ukuthuthukisa

Amaprojekthi amakhulu ayidinga ukulawula kahle ubude obuhle ukuze kufufane neziquketho zokubeka imithombo nokuziphatha kwezinsizakwazi. Imashini yokubeka ipave yoyisekile inqamuzana yokulawula ngokuzenzakalelayo, amasensha weziquketho, namathuba okulawula isikrīd eziyisisekelo sokubeka ubude obuhle kwenqamuzana yonke yokubeka ipave. Isistimu sokuthintela esibonakalayo sesikhombisa sokubeka ipave kufanele isitshabalalise ukungena kwemithombo, isinikeze ukuthintela kahle, futhi isinikeze isandla esihle sokuphuma ngaphandle kokusebenzisa umuntu. Kukuprojekthi emikhulu, bheka ukuthenga imashini yokubeka ipave enesensha ezinkulu nezimboni zokujabulisa ngokushesha, okuphinde kususa ukusebenza kabusha, kususa ukungena kwemithombo, futhi kususa ukuthintela kahle kweziprojekthi ezenzakalelayo.

Ukuthintela Kwemithombo Nezinkinga Zokudlula

Amazwe Okugcina, Izinhlobo Zokubhala, Nokuphila Kwemithombo

Imishini yokuqasha kwezintonga ezinkulu kufanele ibe ne-imephu yokusebenza ngokuphambili ngaphandle kokungafani komshini noma ukungasebenzi. Khetha imishini yokuqasha eyasebenzisa amashini e-diesel eshiywe ngokwanele ukuthi asebenze ngokuphelele, nokuthi inike imephu engekhulu ukuze isebenze ngokuphelele kwezinyathelo zokuqasha, iskrīd, kunye nezinyathelo zokuhambisa ngaphakathi kwemiphumela. Isistimu sokusebenza kwemishini yokuqasha—kungaba yomshini wokubhala noma yomshini wokugcina—kuyaphatha ukuthi imishini iyabhalisa njani, iyasibeka njani, kunye nokuthi iyahambisa izinto njani. Imishini yokuqasha eyasebenzisa amabhala ayisibonelo esikhundleni esingavamile kanye nezinkinga zokubhala ngaphezulu kwezindawo eziningi, ngakho kuyasebenza kahle kwezindawo ezingavamile. Imishini yokuqasha eyasebenzisa amawheel ayisibonelo esikhundleni esingavamile kanye nezinkinga zokubhala ngaphezulu kwezindawo eziningi, ngakho kuyasebenza kahle kwezindawo ezingavamile. Qhathanisa isikhumbuzo sokulungisa imishini yokuqasha, ukuthi iziparti ziyatholakala njani, kunye nokuthi umthengisi uyasebenza njani ukuze ubhekise ukuthi imishini ayizihlukene kusenzo, futhi uqinisekise ukuthi imishini iyasebenza kahle ngokuphambili kwezintonga ezinkulu.

Umdlalo wehopper kunye nokusebenzisa izinto

Umdlalo wokugcina we-mashini yokuphakama kuyaphatha kakhulu ukubambisana kwemithombo yomfanekiso futhi kusinda ukwahlukaniswa okukhula ububi belayishini. Umkhumbi omkhulu wokugcina we-mashini yokuphakama uyavumela amaxesha amaningi emisebenzi phakathi kwezindawo zokuthunywa kwezithungu, ngakho kunciphisa ukuzimisa nokuhlala kahle esithungweni sokuphakama. Imishini yokuphakama yezinkampani zasezinsizini zinamagcina athuluzi nezindlela zokuhambisa okuzihambisa umfanekiso ngokufanafanayo kuzo zonke izindawo zokuphakama, ngakho kusinda amasiko futhi kuvumela ukuphakama okuphelele. Ukuchitha kwe-mashini yokuphakama nokufuna ukuthunywa kwezindawo kuyasinda ukuphela kwesikhathi sokuphakama ngezindawo eziningi, ngakho kuvumela ukusebenza kanye nokuphakama kwezindawo zonke. Khetha imishini yokuphakama ene-mkhumbi enkulu, enobuchwepheshe obuhle okunciphisa ukubuyisela nokubuyisela kwezindawo.

Amathuluzi wokusebenzisa, Izinkululeko zokuphepha, Nemiphumela Yendawo

Ukubaluleka Kwamaphoyisa Nokubona Kwesikhathi Sokusebenzisa

Kwimithambo emikhulu, abasebenzisi bavuselela imizuzu eminingi ukulawula ukubeka kwe-machingi yokuphakama, ukuvulwa kwezinto zokuphakama, nokujabulisa isibonelo. Khetha i-machingi yokuphakama ene-cabin ephakamile yokusebenzisa, izindlela zokubona ezinkulu kwe-screed nezindawo zokuvulwa kwezinto, nokufunda amasistimu okulawula okungafanele ukuthi abasebenzisi bakhuleke ngezinkinga zokukhuleka noma ukuziphatha ngokuphelele. Amachingi akhona asebenzayo ayinika amasistimu okulawula ukuphakama, amasistimu okulawula ukuvulwa kwezinto, nokulawula ukuvulwa kwe-hydraulic okufuneka kusuka esiboneni sabasebenzisi ngaphandle kokuhamba kusuka kwe-cabin. Qhathanisa amaqhina okuphakama kwe-machingi, ukuvulwa kwe-vibration, nokulawula ukuphakama kwesikhathi—lezi zingqalelo zokusebenza ziyathinta ngqo ubukhulu bakho bokusebenza nobukhulu bakho bokubona kumasekhondi akhulu okuphakama. Isibonelo esihle sokuphakama sokusebenza sivumela ukuthi umsebenzi wasebenzisi usisize ukuthi asiqonde ngempela, ukuthi asifanele ukwenza izinkinga, futhi ukuthi asilawule isibonelo sokuphakama ngokuphelele kumasekhondi akhulu okuphakama.

Amasistimu okuxhumana nokusebenza ngokuphelele nokugcina izimali

Amaphrojekthi amakhulu ayasebenza ngemithetho yokuqinisa ubuciko nokubuyisela ukuthi isikhundla siphatha kahle, okufanele umashiyni wakho wokuphakama wabuyekele. Khetha umashiyni wokuphakama onegunya lokuvula ngokushesha, ukuthola ukuthi imithombo iyahlukana, ukuvula ngokuzenzakalelayo kwe- auger, nokuthi izindawo zokusebenzisa ziyinkambo ezingenakwazi ukusuka. Umashiyni wokuphakama ufanele ukuthathelwa ngokugcina i-grade control technology nezinhlobo zezinkambo zokuhlanganisa i-GPS ukuze kubonakaliswe ukuthi kuyahlukana na kanye nokuthi kuyaphakama njengoba kuchazwa embonisweni wokuphakama. Qinisa ukuthi umashiyni wokuphakama owakhethile uyafanele nemithetho yokuqinisa ubuciko yendustria, imithetho yokugcina izigqibo, nokuthi umashiyni uyavumeka ngokuvamile ngokwembonisweni wokuphakama nokuthi abantu abayebona amaphrojekthi amakhulu bayaqinisa.

Ukuchaza imali nokubuyisela kwezimali kweziprojekthi ezikhulu

Ukuthenga kanye nokusebenza ngokulinganayo

Qinisa ukuthenga kwesikhundla sokubuyisela umshini wokugcoba ukuthenga okanye ukuthengisa indlela yokuphatha kwezindlela zokusebenza. Indiza yokuqala yezinkampani ephakeme ngezinkimbinkimbi ezinkulu izoba nezindlela zokuthenga eziningi kodwa izoba nezindlela zokusebenza ezinkulu, ukunciphisa ukungena kwemithombo, nokunciphisa ukubuyiselwa kwezinto ezingavumelekileyo okuhlanganisa ukunciphisa izindlela zokusebenza kwezindlela ezingaphezulu. Bala isikhathi sokubuyela ngokulinganisa izindlela zokuthenga kwezindiza zokuthenga ngosuku ngaphandle kwezindlela zokusebenza ezinkulu ezitholakala ngokusebenzisa izindiza eziphezulu. Kuma-operations amabili amashumi amabili, ukuthenga kuzoba kumangalisayo kunokuthenga kwezindlela zokuthenga eziningi, kodwa kuma-projekthi amaningi amadala amancane kuzoba kumangalisayo ukuthenga kwezindlela zokuthenga eziningi okungahlinzeka ukuthenga kwezindlela zokuthenga nokuthenga kwezindlela zokuthenga.

Izindlela zokulungisa nokutholakala kwezincwadi

Ukusebenzisa imishini yokuphakama kumaprojekthi amakhulu iyagwala izinkinga zokuzilungisa ngokuphelele: ukuguqula amafulidi we-hydraulic, ukubuyisela amafiltre, ukubona izihlathi zokuphakama, nokuzilungisa ngomnyaka. Qiniseka ukuthi imishini yokuphakama oyikhethile iyatholakala ngamaparts amaningi, isivumelwano sesayensi, nokutholakala kwisifundo sokuzilungisa esikwesifundazwe sakho. Izinkinga ezingavisiyo zokuzilungisa, ukudlula kwezinto ezizokubuyiswa, noma ukungatholakali kwezinhlelo zokuzilungisa zomphakeli zingabuyisa ngokushisana izindlela zokuthenga izinto zokuphakama kumaprojekthi amakhulu. Yenza izitayela zokuzilungisa ngaphambi kokuthengwa, yenza izibonelo zokugcina izinto ezingavisiyo zokuzilungisa, futhi bheka ubuchanana obuhle nezinkampani zokuthenga izinto zokuphakama ngokutholakala kwamaparts amasinge nezinhlelo zokuzilungisa ngokushisana kumaprojekthi amakhulu.

Imibuzo Evame Ukubuzwa

Yiziphi iziphakamiso ozofuna ukuzibhekisela ngokuphelele xa uyakhetha imishini yokuphakama kumaprojekthi wemilayo?

Emiklamweni yemigwaqo emikhulu, qikelela ukuthi imishini yokwakha imigqa yomgwaqo inamandla okuphuma amathani angu-400 kuya kwangu-500 ngehora, ububanzi bomgwaqo obungamamitha angu-3.5 kuya kwangu-8 kanye nezinhlelo ezihlanganisiwe zokulawula i-GPS. Izindinganiso zomgwaqo omkhulu zidinga ubukhulu obufanayo, amabanga alula aseceleni nasemaceleni, nemigqa emincane yokuhlangana. Umshini wokubeka phansi umgwaqo onokwethenjelwa okufakazelwe, ukuqondiswa kwe-screed okuzenzakalelayo, nokuphathwa kwezinga lokushisa kwezinto eziyinkimbinkimbi kuqinisekisa ukuhambisana nezincazelo zomnyango wezokuthutha futhi kusheshise ukuqedwa komsebenzi womhubhe omkhulu.

Ngingakwazi yini ukusebenzisa umshini ofanayo wokugunda izakhiwo ngezinhlobo ezahlukene zephrojekthi kanye nezincazelo zezinto ezibonakalayo?

Yebo, imishini yokuqasha emhlophe iyakwazi ukusebenzisa izinto eziningi, amathuba amaningi okugcina, nokufaka izinto ezingaphansi ngokuguqula izinkampani zokugcina, izinkampani zokuhlela, nokulawula ukuthempa kwe-screed. Kodwa, qinisekisa ukuthi imishini yakho yokuqasha emhlophe iyakwenzeka ngokuphambuka kwezimali ngaphandle kokubhekana nokungafanele kwezimali phakathi kwezindlela zokusebenza. Khetha imodeli yemishini yokuqasha emhlophe ene-“modular design” (ukudleka kwemishini), izinhlobo zokugcina ezinokugcina ngokwezinye, nezinhlobo zokuhlisa ezinokuguqula ngokushesha phakathi kwezinhlobo zokugcina zokuzima, izinhlobo zokugcina zokuvimbela, nokufaka izinhlobo ezithile. Lokhu kunciphisa ukusebenzisa imishini futhi kusiza ekwenzeni imishini yokuqasha emhlophe isebenza ngokuphambuka kwezimali phakathi kwezindlela zokusebenza ezingaphezulu.

Ukusebenza kwemishini yokuqasha emhlophe kuyiphi indlela eyakubangela ukuthi izimali zezindlela ezingaphezulu zizimele?

Ukusetshenziswa kukaphethiloli womshini wokufaka uphahla kuyahlukahluka kuye ngobukhulu benjini, amandla okukhipha, ububanzi be-screed, kanye nezimo zokusebenza ezizungezile ngokuvamile kusuka kumalitha ayi-15 kuya kwangu-40 ngehora. Emiklamweni emikhulu ethatha amasonto noma izinyanga, izindleko eziqoqiwe zikaphethiloli ziba izingxenye ezibalulekile zesabelomali. Ukugcizelela ukuklanywa kwemishini yokwakha amagceke esebenza kahle ngogesi, enokuphathwa kahle kwenjini nezindlela zokusebenza ezikhethiwe ezinciphisa ukusetshenziswa ngesikhathi sokuphumula. Ukubala izindleko eziqikelelwayo zikaphethiloli ngethani ngalinye lezinto ezifakwe uphahla bese uzifaka ezinqumweni zokukhetha imishini kanye nezindleko zensimbi kanye nezilinganiso zokukhiqiza ukuze kuthuthukiswe umnotho wephrojekthi ophelele wemisebenzi enkulu yokufaka uphahla.