- Gadar Changtai mai nisan kilomita 10,3 ta ratsa ta Yangtze kuma ta hade hanya da layin dogo.
- Babban nisa na 1.208 m: ya wuce gadar Russky (1.104 m).
- Sabuntawa: igiyoyin igiyoyin igiya na fiber carbon, robobin ruwa na karkashin ruwa, da cranes masu wayo.
- Gwajin lodi tare da manyan motoci 110 da kuma ayyana ikon tsarin na ton 530.000.
Kasar Sin ta bude don safarar kayayyakin Gadar Chantai, mega-aiki wanda aka gabatar a matsayin gada mafi girma a duniya ta tsawon belun jirgi da babban tazara, wanda kuma ke ƙarfafa haɗin kai a kan kogin Yangtze.
Yana cikin lardin Jiangsu, hanyar haɗin gwiwa ta haɗu Changzhou da Taizhou tare da tsarin 10,3 kilomita, tsakiyar tazara na 1.208 mita da hasumiyai na 350 mita high, duk a cikin tsarin multimodal wanda ya haɗu hanya da dogo.
Menene ya sa Chantai ya zama gada mafi girma da ke zaune a kebul?
Ba gadar dakatarwa ba ce: a cikin gadar dakatarwa bene ya rataye daga main igiyoyi a cikin catenary; a cikin Chantai, na iri na USB zauna, an gyara allon kai tsaye zuwa hasumiya ta hanyar igiyoyi masu karkata, wanda ke bayyana yanayin tsarin sa da bayanin martaba na gani.
Babban haskensa na 1.208 m karya rikodin gada Rasha Vladivostok (1.104 m) kuma ya haɗu da wasu abubuwan ci gaba: Chantai shine hade gadar dogo a cikin firam ɗin ƙarfe na tunani, tare da mafi girman ci gaba na katako mai ƙarfi a cikin nau'in sa.
Tare da ƙaddamarwa, lokacin balaguro tsakanin bankunan biyu na Yangtze yana raguwa sosai: tafiya ta tashi daga fiye da minti 80 zuwa kusan 20, tsalle wanda ke haɓaka ayyukan tattalin arziki da motsi na yau da kullun a cikin kogin delta.
Zane-zanen matakin biyu ya ƙunshi, a saman, a babbar hanya mai lamba shida (100 km/h) kuma, a cikin ƙananan ɓangaren, tsarin asymmetrical wanda ba a taɓa ganin irinsa ba tare da Titin dogo na cikin birni a 200 km/h gaba a hanyar gida mai layi hudu (80 km/h), hadedde gefe da gefe.
Ƙirƙirar injiniya da gini
Aikin, wanda aka gudanar a cikin lokaci na shekara shida karkashin jagorancin Gina Sadarwar Sadarwar China, ya bar matakai da yawa: mafi girman saurin tuƙi don manyan aljihuna a cikin silty yumbu, da na farko smart hasumiya crane tare da karfin sama da ton-mita 10.000 da ci gaba a ciki pylons mai haɗakar ƙarfe-kankare kerarre ta hanyar masana'antu.
A karo na farko a cikin irin wannan tsarin an yi amfani da su carbon fiber tendons don samar da igiyoyi masu haɗaɗɗiyar ƙarfi mai ƙarfi, ƙarancin kula da zafin jiki kuma tare da ingantaccen aiki a gaba lalata, ƙara ƙarfin tsarin takalmin gyaran kafa.
Hasumiya a cikin siffar diamante, na 350 m, hada karfe da kankare don inganta kwanciyar hankali. Tushen sa, an warware shi da kwalaye karfafa, an tsara su don tsayayya da magudanan ruwa mai ƙarfi na Yangtze; kamar yadda manajan aikin Li Zhen ya bayyana, ƙarfin "ya dogara da akwatin karkashin ruwa."
Asymmetry na ƙananan hukumar ya haifar da ƙalubalen daidaitawa: ƙungiyar manyan masana kimiyya Qin Shunquan gyara da tashin hankali na madauri a gefen layin dogo don ƙara ɗagawa kuma, a cikin layi daya, daidaitawa da siffa da nauyi na kowane yanki da aka riga aka tsara ta yadda, lokacin da aka ɗaga su kuma an haɗa su, tsarin zai kasance daidai.
A lokacin da aka gabatar da ayyukan karkashin ruwa mutummutumi masu kaifin basira mai iya kewaya ƙasa mai rikitarwa da share wuraren caisson, rage ayyukan ruwa. Bugu da kari, da mafi girma crane ga gada bene na nau'insa zuwa matsayi manya-manyan sassa tare da madaidaicin millimeter.
Gwaji, iya aiki da iyaka
Tabbatarwa na ƙarshe ya haɗa da gwaji tare da Motoci 110 y 4.400 tons loading lokaci guda. A cewar manajojinsa, tsarin zai iya ɗaukar a iya aiki na metric ton 530.000, samar da iyakacin aminci a ƙarƙashin matsanancin nauyi.
El Yangtze, tare da wasu 6.300 km, shine kogin mafi tsayi a Asiya kuma mabuɗin kayan aiki; a cikin 'yan shekarun nan adadin gadoji a kan hanyarsa ya karu daga sama da dozin guda zuwa fiye da 150, kuma Chantai yana ƙarfafa wannan tsari na hadewar yanki a gabashin kasar Sin.
Dangane da rikodin, Chantai yana riƙe da rikodin a cikin rukuni na USB zauna; a nata bangaren, tsakanin gadoji abin wuya ya haskaka da Huajiang Canyon a kasar Sin, tare da fitattun siffofi na tsayi da haske, ko da yake na a nau'in tsari daban-daban.
Tare da hadewar sa babban haske, yanayin sufuri sau uku da sabbin abubuwa m, gadar Changtai tana haɓaka sabon ma'auni don manyan mashigin kogin kuma yana kawo ci gaba mai ma'ana sau, aminci da iya aiki don zirga-zirgar yanki a Jiangsu.
Ni mai sha'awar fasaha ne wanda ya mayar da sha'awar "geek" zuwa sana'a. Na shafe fiye da shekaru 10 na rayuwata ta yin amfani da fasaha mai mahimmanci da kuma yin amfani da kowane nau'i na shirye-shirye saboda tsantsar son sani. Yanzu na kware a fasahar kwamfuta da wasannin bidiyo. Wannan shi ne saboda sama da shekaru 5 ina yin rubutu a gidajen yanar gizo daban-daban kan fasaha da wasannin bidiyo, ina ƙirƙirar kasidu da ke neman ba ku bayanan da kuke buƙata cikin yaren da kowa zai iya fahimta.
Idan kuna da wasu tambayoyi, ilimina ya bambanta daga duk wani abu da ya shafi tsarin aiki na Windows da kuma Android don wayoyin hannu. Kuma alƙawarina shine a gare ku, koyaushe a shirye nake in yi ƴan mintuna kaɗan in taimaka muku warware duk wata tambaya da kuke da ita a duniyar Intanet.