Izingxenye zokushaya ibhodi zisetshenziswa njengezinsiza ezikhethekile ezikhiqizwe emisebenzini yokwakha idiyaframu yokujula nezinduku ezixhunyiwe ukuze kuqinisekiswe ukufakwa nokukhipha okulawulekayo kwezivezi zensimbi ezizodwa. Umsebenzi wazo oyinhloko uwukusebenzisa ukunyakaza okusheshayo (okuphindaphindiwe) okuphakathi noma okuhambisana nomjikelezo wezivezi, kwehlisa ukungqubuzana phakathi kwezivezi nomhlabathi ozungezile, i-bentonite slurry, noma umkhiqizo wokwakha phezulu phakathi nezinyathelo ezibalulekile zokwakhiwa kwekhanda. Njengamaphuzu abalulekile ezinhlelweni ezijulile zokwakha, izingxenye zokushaya ibhodi zithuthukisa ukusebenza kahle, zinciphisa izikhathi zamasondo, futhi zehlise ukwelashwa kwesakhiwo kumaphaneli akhishiwe. Ekukhiqizeni idiyaframu, izingxenye zokushaya ibhodi zisebenza ikakhulukazi ngesikhathi sokukhipha izivezi ngemva kokufakwa kwekhonkolo. Ngesikhathi sokwakhiwa kwenduku ezixhunyiwe, ziyasiza kokubili ekushayeni kwezivezi zokuqala nasekuthathweni kokugcina, ukuvimbela ukufakwa kokungqubuzana nezimo zokuhlala ezingenzeka uma izivezi zivaleka yi-friction noma imiphumela yokugxila. Lezi zinsiza zisetshenziswa nakumsebenzi wekuthekelisa i-curtain cut-off kanye ne-jet grouting lapho izintambo zezivezi ezithile zidinga ukuhamba okukhethiwe okungagcini phezulu noma ukuqhubeka nokunyakaza okungalawuleki okungalimaza uhlaka lwe-slurry noma umkhiqizo omusha ohlanganisiwe. Izeluleko zokusebenza zisuselwa ekunyakazeni okulula—ngevamile ukwakha imijikelezo engu-10 kuya ku-60 ngomzuzu, ngemijikelezo yokunyakaza ethathwa ibanga elihambayo elivela ku-50 kuya ku-150 millimeters—dali ukubumba amandla anqamulelayo kumphakathi wezivezi nomhlabathi. Le oscillation iphula ubuhlobo bokunamathela phakathi kwesurface yangaphandle yezivezi nezinto ezizungezile, okwenza ukuphuma kancane ukuhamba okukhula phezulu noma phansi. Ukuhlanganiswa kokunyakaza okutagisiwe nokuhoxiswa noma ukufakwa okuhlonishwayo kuqinisekisa ukuthuthuka kwezingxenye, kunciphisa izikhala ekuphakelweni kwekhonkolo, futhi kuvikele amaphaneli akhiwe ngaphambili ekuthunyelweni kwasemqoka noma ukwakha okwazekayo. Izingxenye zokushaya ibhodi zanamuhla ziyizinsiza ezisebenza ngempilo ezibhalwe ngqo kumholi noma ku-Kelly bar ye-rig yokubhoboza/ yokwakha. Zihlanganisa i-silinda ye-hydraulic enezihlanganisi ezikhethekile ezikhiqiza ukunyakaza okuphindaphindiwe, kusebenza ku-circuit ye-hydraulic ezimele ye-rig esebenza ngama-pressure avamile phakathi kuka-200 no-280 bar. Ezinye izakhi zingafaka izingxenye eziphindaphindwayo ezihlanganisa ukunyakaza kokujikeleza nokuhamba okuqondile ukuze kuthuthukiswe ukusebenza kahle kokukhipha ezimeni zomhlaba ezinzima ezinekhono eliphakeme noma amabhulashi. Izinkomba zokukhetha izingxenye zokushaya ibhodi zigxile kumjikelezo kanye nobukhulu bezivezi ezizophathwa, isidingo sokukhipha ukunyakaza nokunyakaza okungapheli, amandla we-hydraulic atholakalayo ku-rig eyinhloko, izimo zomhlaba (ukuqina vs okulula, ukufika kvumelanaka kwe-fluid stabilization), kanye nezinga lokufaka. Izinsiza kufanele zifaneleke kumthwalo we-rig nezimfuneko zesistimu ye-hydraulic; izingxenye ezincane ziyahluleka, kanti lezi ezinkulu zingakhubaza amandla anqamulelayo futhi zilimaze amaphaneli akhangwayo akhuluma. Izici zemvelo ezifaka phakathi izimo zezemvelo, ubukhali bomhlabathi, kanye nezidingo ezithize zomsebenzi zinciphisa ukukhetha. Ukuze uthole uhlelo lokusebenza lwezingxenye zokushaya ibhodi, lokhu kuncike ezindinganisweni ezihambelanayo ze-ISO, DIN, kanye ne-EN ezihlanganisa izinsiza zokwakha ezijulile, ikakhulukazi i-EN 1538 (Ukuqukethwe komsebenzi wakhe nge-geotechnical—Izindonga ze-Diaphragm), i-ISO 6934 (Izintambo zensimbi ze-elevators), kanye ne-DIN 4124 (Ukukhafulela kanye nezisebenzi zezimali—Imithetho yokuphepha). Ukuqinisekiswa kwezinsiza, imibhalo yokuhlaziya isakhiwo, kanye nezifundo zokusebenza kufanele kuhambisane nezinhlinzeko zomthetho wezakhiwo zasendaweni kanye nezici zokwakha ezithize ezitholakala phakathi nezinkomba ezwakalayo.
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