Caisson - yog dab tsi? Caisson rau cov qhov dej

Yog hais tias koj txiav txim siab rau nruab ib caisson hais tias nws yog ib qho tseem ceeb kom paub. Chiv, qhov no caij tau siv rau nqa tawm underwater ua hauj lwm, nws muaj rau hauv daim chamber uas muaj ib tug square los yog yeej zoo lawm. Raws li lub ntsiab nta ua waterproof zoo.

Hauj lwm ntawm lub caisson

Nyob rau hauv thiaj li yuav ua tau lag luam nruam ntawm lub cev, nws yog tsim nyog los noj mus rau hauv tus account kev nyab xeeb thiab xav txog tag nrho cov lus. Thaum lub ambient kub dauv hauv qab no zero, cov dej muaj peev xwm kom khov. Tsawg kawg kiag yog hauv qab no rau theem ntawm kev freezing, thaum siv cov khoom nyob rau ntawm qhov chaw, nws qhia tau hais tias cov kua yuav khov ntawm thawj te. Qhov no yuav yog vim li cas hais tias cov twj tso kua mis sai li sai tau tsis zoo, kav tawg thiab tsis system. Tshem tawm cov teeb meem no yuav pab tau cov caisson. Yuav ua li cas yog nws, koj muaj peev xwm kawm los ntawm kev nyeem ntawv no tsab xov xwm.

Hais tias lub caij yog ib tug wellbore loj insulated thawv uas muaj ib tug hau. Xeem dhau insulated. Inside yog lub tsim nyog cov khoom. Ntawm lwm yam, yuav tsum ntsia hauv lub twj tso kua mis, raws li zoo raws li kaw-off li qub, automation, ntxaij lim dej, expansion tank thiab ntsuas seev. Tsis pub ua lub zoo caisson yuav siv tau tsuas yog thaum nws yog nyob ze rau lub tsev yuav tsum tau rhuab los yog tej zoo xws li cov siv. Qhov kev xaiv no yog ntau yooj yim, vim hais tias nyob rau hauv cov ntaub ntawv no koj yuav muaj kev nkag tau mus rau tag nrho lub Cheebtsam ntawm lub system. Txawm li cas los, tseem muaj downsides rau qhov no technology. Lawv dag nyob rau hauv lub fact tias cov khoom yuav tsum tau muaj ib tug txaus loj qhov chaw dawb, lub thib ob drawback yog heev nrov lag luam los ntawm cov khoom siv.

Hauj lwm yas caisson

Yog hais tias koj txiav txim siab xaiv ib lub hnab yas caisson nws yog dab tsi, muaj peev xwm nyob hauv qab no. Tej Siv tej zaum yuav muaj ib tug rectangular, square los yog yeej zoo lawm. Lawv nrhiav tau lub feem ntau ntau cov tau txais kev pab. Qhov no yog vim lub uas tsis muaj nqi, lub teeb yuag, ntev lub sij hawm ntawm lub neej, yav tom ntej thermal rwb thaiv tsev zog, raws li zoo raws li waterproofing. Yog hais tias koj sib piv cov nqi ntawm cov yas counterparts yog me npaum li cas piv rau pob zeb ua thiab hlau. Tsis tshua muaj qhov hnyav simplifies loading thiab unloading ua hauj lwm, raws li zoo raws li lub installation ntawm manipulation. Yas kiag li tsis corrode thiab tsis yuav tsum tau ntxiv rwb thaiv tsev. Qhov kub hauv lub tank ib txwm tshua tsis pub dhau lub 5 degrees, uas pub khov ntawm cov dej. Yog hais tias koj txiav txim siab xaiv ib lub hnab yas caisson, nws yog ib qho tseem ceeb kom paub. Nws yog tsim nyog los noj mus rau hauv tus account ib co ntawm cov shortcomings ntawm xws lug. Lawv hais nyob rau hauv ib tug tsis muaj rigidity, nws yuav ua rau ib tug kev hloov nyob rau hauv linear qhov ntev ntawm lub thawv, qhov no tej zaum yuav ua raws li los ntawm cov khoom tsis ua hauj lwm. Cov tshuaj yog heev yooj yim, rau lub hom phiaj no nws yuav tsim nyog los nqa tawm backfill puag ncig siv xis mas slurry, nws yog rau qhov no yuav tsum txaus rau muab ib tug txheej thickness uas yog sib npaug zos rau 80 millimeters.

hlau caisson

Steel caisson nrog lawv ob txhais tes yuav ua tau. Txawm li cas los, xws kev xaiv muag nyob rau hauv lub khw muag khoom ntawm cov khoom muag. Sab nrauv tsim yuav tau kho nrog ib tug xeb inhibitor, thiab raws li cov ntaub ntawv uas tej zaum yuav hlau, uas nws thickness yog sib npaug zos rau 4 millimeters. Heev feem ntau npaj txhij-ua qauv no yog ua los ntawm steel hlau, nws guarantees ib lub neej ntev. Txawm li cas los, thov nco ntsoov tias lub caisson ntawm no hom yuav ua tau ntau kim counterparts.

Caisson ntawm kev reinforced rings

Koj yuav ua tau installation rau ntawm lub box, ua los ntawm cov muaj zog dua qhob rings. Cov khoom muaj tsis ntev los siv tsawg, qhov no yog vim lub high nqi, siab nyhav thiab pluag waterproofing. Tseem ceeb loj thauj complicates tus txheej txheem thiab yuav tsum tau cov koj qev los ntawm lifting khoom, uas entails ib co nqi ntxiv. Raws li rau qhov phem waterproofing, rau yog vim li cas ntawm lub hygroscopicity ntawm cov ntaub ntawv uas koj yuav tsum tau ntsuas rau rwb thaiv tsev rings. Thaum muaj zog frosts dej nyob rau hauv lub twj tso kua mis thiab cov kaw-off valve yuav khov. Yog li, lub pob zeb caisson tsis yeej ib txwm ua kom tiav nws yooj yim muaj nuj nqi. Ntawm lwm yam, nws tau imposing load rau hauv av, nyob rau lub xyoo, qhov kev siv sags uas txhawb deformation ntawm lub piping system.

Teem lub thawv

Yog hais tias koj yuav tsum tau txhim kho ib tug caisson, nws yog tsim nyog los soj ntsuam qee yam kev cai. Raws li rau lub steel qauv, cov ua hauj lwm yuav tsum tau pib nrog qhov kev npaj ntawm lub qhov. Nws yog ib qho tseem ceeb los xav txog tias nws txoj kab uas hla yuav tsum yuav ib nyuag loj piv nrog rau heev caisson -. 30 cm tob yuav tsum tau muab los xam li hais tias cov muab tub lim yog saum toj no cov av 15 cm Qhov no yuav rhuav tshem haus ntawm dej tsim thaum lub sij hawm melting. daus thiab nag nyob rau hauv lub sij hawm. Cov kauj ruam tom ntej yog lub qhov rau lub casing, uas yuav tsum tau nyob rau hauv qab. Nws yuav taw qhia kom paub nyob rau hauv lub central ib feem los yog ua haujlwm rau ib tog. Yas caissons ntsia rau tib txoj ntsiab cai. Nyob rau hauv lub kauj ruam tom ntej mus rau lub qhib ntawm lub lub tes tsho yuav tsum tau welded yeeb nkab, lub lub cheeb ntawm uas yuav tsum muaj ntau dua qhov casing txoj kab uas hla. lub tes tsho ntev tej zaum yuav yog los ntawm 10 mus rau 15 cm. Nws yog tsim nyog los xyuas kom meej tias lub tes tsho yog ib qho yooj yim kom muab tso rau hauv lub raj.

xaus

Yog hais tias koj yog nws tus kheej-nruab ib caisson rau qhov dej, ces nws tej zaum yuav muab tso rau daim nyias nyias tank. Nws yuav tsum tau kev txhawb kom cov casing caj dab tau tsiv ntawm cov hlab phab ntsa. Qhov no yuav tso cai rau mus npaj muaj peev xwm, tsis muaj ciaj ciam nkag tau mus rau lub qhov dej. Thaum koj tau kawm dab tsi caisson rau qhov dej, koj muaj peev xwm kis tau cov khoom thiab xav txog txhim kho nws. Nws yog ib qho tseem ceeb los xyuas kom meej tias tag nrho cov tsim nyog zoo caisson, xws li thermal rwb thaiv tsev thiab kev tiv thaiv tiv thaiv impurities. Tsuas yog nyob rau hauv cov ntaub ntawv no koj yuav tsum tau muab nrog ib lub xyoo puag ncig dej huv uas tsis khov txawm nyob rau hauv qhov loj tshaj plaws winters.