Yonga amandla futhi unciphise ukukhishwa, shesha futhi uhlangabezane nomnqamulajuqu wokwakha! Umshini wokumba omile we-SEMW wokumba nokufaka izimpande unamandla kakhulu kulokhu!

Ukwakhiwa kwenqwaba okwenziwe ngaphambili "kuthwala isibambo",

Umsindo ophansi, ukudlidliza okuncane, ukonga amandla kanye nokunciphisa ukungcola,

Isisekelo senqwaba yasemadolobheni "ithuluzi lokuvikela imvelo".

muva nje

Esizeni sokwakhiwa kwephrojekthi esekela isigaba sokuqala se-Shanghai Huahong Hongli FAB2,

Amasethi amabili emishini yokumba emile kanye ne-rooting ngayinye igcina indawo yayo futhi yenza ukwakhiwa kanyekanye.

Sibhekene nempi enzima yokulwa nesikhathi nesikhathi,

"Yenza impande" phansi ngendlela yokulwa ejulile, ezinzile futhi enembe kakhudlwana,

Beka isisekelo esiqinile sephrojekthi ye-Huahong Grace.

Isisekelo senqwaba yale phrojekthi samukela indlela yokumba emile yezinqwaba ezinezimpande. Kusetshenziswa inqwaba yezimpande eziyi-1,298, okungamamitha acishe abe ngu-42,000, kanti ubude benqwaba buyi-29-36m. Khetha uhlobo lwenqwaba: PHC 500(100) AB C80+PHDC 550-400(95) AB-500/400 C80, ububanzi bokubhoboza: 650mm, ububanzi obuphansi bokunwetshwa: 975mm, ukuphakama okunwetshiwe okuphansi: 2000mm.

Le ndawo incikene nemigwaqo nezakhiwo ezikhona futhi inamapayipi. Izimo zemvelo ziyinkimbinkimbi futhi izwela ukuguqulwa nokudlidliza okungenzeka ngesikhathi sokwakhiwa kwesisekelo. Izidingo zokuminyanisa umhlabathi zokwakhiwa kwesisekelo senqwaba ziphezulu kakhulu. , Indlela yokuqeda iphrojekthi zingakapheli izinsuku ezingu-40 ngaphansi kwezimo ezinzima zokusebenza zokucubungula udaka esakhiweni sendawo nayo ibe enye yezinkinga ekwakhiweni kwesisekelo senqwaba yale phrojekthi.

Njengomshini oluhlaza kanye nemvelo-friendly inqwaba isisekelo imishini yokwakha ngokuzimela ithuthukiswe nguSEMW, umshini wokumba omile we-SDP220H wokumba nokufaka izimpande usube yinketho yokuqala yephathi yephrojekthi ngenxa yokusebenza kwayo okuhle kakhulu komkhiqizo. Lo mkhiqizo awunayo nje i-torque enkulu, ukujula okukhulu kokumba, ukwethembeka okuhle nokusebenza kahle kokwakhiwa, kodwa futhi unezici zokudlidliza okuncane, umsindo ophansi, ukonga amandla kanye nokunciphisa ukukhishwa ngesikhathi sokwakha.

Isivinini, ukujula, kanye nokunemba yizincazelo ezingcono kakhulu zomshini wokumba okumile we-SDP220H nomshini we-rooting. Izingcezu ezimbili zemishini esizeni zinganqwabelanisa izinqwaba ezingaba ngu-300m ngosuku olulodwa ngomshini owodwa, futhi ukusebenza kahle kokwakhiwa kungama-piles ayi-10-12, okuqinisekisa inqubekelaphambili yokwakha ezinzile futhi ephumelelayo.

Ngemikhiqizo emihle kakhulu, imakethe ayilokothi ingananazi ukuyincoma. Impendulo evela ku-opharetha osesikhundleni: "Njenge-opharetha engumakadebona osesebenze umshini iminyaka eminingi,SEMWUmshini we-SDP220H wokubhoboza omile kanye nokufaka izimpande unetorque enkulu, amandla aqinile, ukubhola okuphezulu kakhulu nokusebenza kahle kokwakhiwa okunwetshwa okuphansi, futhi wonke umshini usebenza ngokuthembekile nangokuzinzile. Kuyisinqumo esihle sale phrojekthi." Isiqinisekiso esisebenzayo sokwakha. "

Njengomhlinzeki oholayo embonini wezixazululo eziphelele zokwakha isisekelo esingaphansi komhlaba, eminyakeni yamuva nje, i-SEMW iqhubekile nokwenza impumelelo mayelana nokuqhubeka nokugqugquzela ukwakhiwa kobuchwepheshe obuyisisekelo, ucwaningo nokuthuthukiswa komkhiqizo omusha, kanye nokwandisa ukwakheka kwezimakethe.

Ngokuzayo, i-SEMW izoqhubeka nokugxila embonweni wamakhasimende kanye nombono wemakethe, ilwele ukudala izinzuzo nemikhiqizo ehlukene ewumgogodla, ihlangabezane nezidingo zamakhasimende ezingokoqobo kanye nenani lemali, futhi iholele phambili imboni yezokwakha isisekelo esingaphansi komhlaba.

Isingeniso sendlela yokumba i-static yokumba

Indlela yokumba emile kanye nezimpande isebenzisa umshini wokumba omile kanye nenqwaba yokumba ukuze kubhoboze izimbobo, kuxube kuyo yonke inqubo futhi kunwetshwe phansi, bese ekugcineni kugxiliswe inqwaba yenqwaba eyenziwe ngaphambili, okusho ukuthi izinqwaba zoqalo zikakhonkolo ezicindezelwe ngaphambili (PHDC), ngaphambi -izinqwaba ze-bamboo pre-tensioned pre-tensioned, njll. Ukucaciswa okuhlukene namamodeli wenqwaba yamapayipi kakhonkolo (PHC) kanye nezinqwaba zamapayipi kakhonkolo aqinisiwe aqinisiwe (PRHC) ahlanganiswa ngezindlela ezehlukene ukuze ahlangabezane nezidingo zokuklama, futhi akhiwa ngokuya ngokubhola, ukukhulisa, ukugxumeka, ukufakwa kanye nezinye izinqubo. indlela yokwakha isisekelo senqwaba.

Izici zendlela yokwakha:

●Akukho ukuminya kwenhlabathi, akukho ukudlidliza, umsindo ophansi;

●Izinga lenqwaba lihle futhi ukuphakama kwenqwaba kuyalawuleka ngokuphelele;

●Ukucindezelwa okuqondile okuqine ngokwedlulele, ukudonsa kanye namandla okumelana nomthwalo ovundlile;

●Ukukhishwa kodaka okuncane;

●Inezinzuzo ezinhle zomphakathi kanye nenani lokuphromotha.

Ububanzi besicelo:

●Ifanele izindawo ezinokuqina okuhlukahlukene kokuzamazama komhlaba, ububanzi benqwaba obusebenzayo: 500-1200mm;

●Umhlabathi ohlangene, udaka, inhlabathi enesihlabathi, inhlabathi egcwele, inhlabathi yetshe echotshoziwe (itshe), kanye nokwakheka kwamadwala anezimo ze-geological eziyinkimbinkimbi, ama-interlayers amaningi, isimo sezulu esingalingani, kanye nezinguquko ezinkulu zokuthamba nobulukhuni, ukujula okuphezulu kokungena kwenhlabathi: 90m;

Lapho indawo yokwakha iseduze nezakhiwo (izakhiwo) noma amapayipi angaphansi komhlaba nezinye izinsiza zobunjiniyela, ukusebenzisa ezinye izinhlobo zenqwaba kuzodala imiphumela emibi;

●Ukuphakama kwesiqongo se-pile end bearing layer kushintsha kakhulu futhi ubude benqwaba kunzima ukunquma ngokunembile, indawo yokwakha ayinazo izimo zokuthululelwa ukhonkolo esizeni noma izinga lokuthululwa kukakhonkolo esizeni alikho. kulula ukuqinisekiswa;

●Amaphrojekthi anemikhawulo ekukhishweni kwenani elikhulu lodaka;

●Lapho umklamo udinga inqwaba eyodwa ukuze ibe nomthamo omkhulu wokuthwala, futhi izinkomba zezobuchwepheshe nezomnotho nezimo zokwakha ziphakeme kunezinye izinhlobo zenqwaba.

Isingeniso somshini we-SDP wokubhoboza ongashintshi kanye nomshini wokutshala izimpande

Uchungechunge lwe-SDP drilling static kanye nendlela yokumba izimpande iyisizukulwane esisha semikhiqizo yokumba ethuthukiswe ngokuphelele ngokuzimelaSEMWfuthi ifanele ukwakhiwa kwe-static drilling kanye ne-rooting method, isebenzisa izinzuzo ze-R&D zokumba ezijulile ezinqwabelene ngokuhamba kweminyaka.

Izici zendlela yokwakha:

1. Yamukela ubuchwepheshe obuthuthukisiwe bokunwetshwa okungaphansi kwe-hydraulic, ububanzi obuphansi obunwebayo buphindwe izikhathi ezingu-1-1.6 kunobubanzi bembobo yokubhoboza, futhi ukuphakama okuphansi okunwebayo kuphindwe izikhathi ezi-3 kunobubanzi bembobo yokubhoboza, futhi sebenzisa indlela yokurekhoda idatha yomlando yesofthiwe yekhompyutha ephansi ukuze uqaphe ukwakhiwa. inqubo Idatha ehlukahlukene ohlelweni iyarekhodwa futhi ihlaziywe ukuze kwakhiwe amajika edatha ahambisanayo.

2. Yamukela isofthiwe yokuphatha ukwakhiwa okuhlakaniphile futhi usebenzise isilawuli sesikrini sokuthinta esihlakaniphile ukuze uqaphe inqubo yokwakha ngesikhathi sangempela ukuze uqinisekise ikhwalithi yokwakha. Yonke idatha yokwakha iboniswa ngokucacile kusibonisi futhi igcinwe ngokuzenzakalelayo, futhi ingakhishwa futhi iphrintwe.

3. Isistimu yokusebenza ifakwe uhlelo lokuvala ngokuzenzakalela lwe-380V lapho amandla elahlekile, okuqinisekisa ukuthi idatha ngeke ilahleke ngenxa yokuphahlazeka noma ukuphela kwamandla ngesikhathi sokusebenzisa i-drilling rig.

4. Indlela yokuqalisa imoto isebenzisa isiqalo esithambile. Isiqalisi esithambile ngokwaso sinemisebenzi ehlukahlukene yokuvikela imoto, njenge-under-voltage, ukulahleka kwesigaba, ukulandelana kwesigaba, ukugcwala ngokweqile nokunye ukuvikela.

5. Ubuchwepheshe bokwandisa i-hydraulic bottom bunokusebenza okuthembekile futhi busebenzisa izingxenye ze-hydraulic zekhwalithi ephezulu ukuze kuqinisekiswe ukuthi ukunwetshwa kwe-hydraulic bottom kusebenza ngokujwayelekile ekujuleni okungama-80m.

Izinzuzo zokumba izinqwaba ezinezimpande ezimile

Izinqwaba ezinezimpande zokumba ezimile zisebenzisa izinsimbi zokumba ezinomsindo ophansi (ukubhola okunganyakazi) kanye nezindlela zokungcwaba ukuze kuqedwe izinqwaba ezakhiwe ngaphambili (ukutshala inqwaba). Ingumpetha wobuchwepheshe besimanje be-pile foundation. Ngemuva kweminyaka yokuphromotha nokusebenzisa, izinzuzo zayo ezibalulekile "zokwanda, okusheshayo, okungcono futhi ukonga kakhulu" njengokuvikelwa kwemvelo okuluhlaza, ukonga amandla kanye nokunciphisa ukungcola kuye kwaqashelwa kakhulu yiyo yonke imikhakha yomphakathi.

Izici zendlela yokwakha:

"Abaningi"

● Ngokusebenzisa inhlanganisela yohlobo lwenqwaba ehlukahlukene njengezinqwaba zoqalo kanye nezinqwaba eziqinisiwe eziyinhlanganisela, kanye nobuchwepheshe bokukhulisa phansi kanye nokugawula, ukuminyaniswa kwe-pile foundation, ukudonsa kanye namandla okuthwala avundlile kungathuthukiswa kakhulu;

● Ifanele izimo ezehlukene zokwakheka komhlaba, ikakhulukazi izisekelo zenqwaba ezinezidingo ezithwala umthwalo ophezulu kanye nezimfuneko zomthwalo oguqukayo.

"Shesha"

● Ukusebenza kahle okuphezulu kokwakhiwa, umshini owodwa ungashayela amamitha angaphezu kuka-300 wezinqwaba ngosuku olulodwa, futhi izinzuzo zezomnotho ziphakeme kunezinye izinhlobo zenqwaba;

● Ngokusebenzisa i-drilling rig yamanje, izinguquko kungqimba lokuthwala zingabonwa ngaphandle kokusika inqwaba;

● Indlela yokuxhuma yomshini elula, esheshayo, nethembekile ingakhethwa ukuze kuqinisekiswe ukwethembeka koxhumano lwenqwaba nokusebenza kahle kokwakhiwa.

"Kuhle"

1. Izinto zenqwaba zenziwe ngefekthri futhi ikhwalithi iqinisekisiwe;

2. Ukwakha kusetshenziswa indlela yokugqitshwa, akukho ukukhama kwenhlabathi, futhi akukho monakalo emzimbeni wenqwaba;

3. Ukwakhiwa okuhlakaniphile nokuqapha okuzenzakalelayo ngokuphelele kwemishini ukuze kuqinisekiswe ikhwalithi yokwakha;

4. Umzimba wenqwaba kanye namalunga enqwaba avikelwe usimende nomhlabathi ukuze kuthuthukiswe ukumelana nokugqwala;

5. Uhlaza futhi unobungani bemvelo, ixazulula ngokuyisisekelo inkinga yokukhishwa kodaka ngesikhathi sokwakhiwa kobunjiniyela.

"Isifundazwe"

Uma kuqhathaniswa nezinqwaba eziyisithukuthezi ngaphansi kwezimo ezifanayo:

1. Ukonga amanzi (u-90% wonga amanzi uma kwakhiwa);

2. Ukonga amandla (ukusetshenziswa kwamandla okwakha kongiwe 40%);

3. Ukunciphisa ukungcola (ukukhishwa kwe-slurry kwehliswe ngo-70%);

4. Ukonga isikhathi (ukusebenza kahle kwezakhiwo kukhuphuke ngo-50%);

5. Ukonga izindleko (izindleko zephrojekthi zonga u-10% -20%);

6. Ukukhishwa kwekhabhoni kwehliswa ngaphezu kuka-50%.

Isikhathi sokuthumela: Apr-03-2024