Nusitae Gakpo Si ƒe Nuwuƒe Le Kplu Ŋu ɖua Dzi: Kɔsɔkɔsɔ Ðeka ƒe Mɔ̃ɖaŋununya

Nu

June 15, 2012

Le eƒe didime kple didime ɖeka me la, ka si wotsɔ kɔ blae ɖe eƒe nugbɔ eveawo dzi la, ewɔa kadodo si ade 40% wu esi le dzɔdzɔe. Kɔsɔkɔsɔa trɔa ʋuʋudedi ƒe ƒomedodo aɖe wòzua ʋuʋudedi kpe ɖe mɔ̃ ƒe seke ŋu.

Kɔsɔkɔsɔ Nye Seke, Menye Atsyɔ̃ɖoɖo O

Gakpo aɖe hehe tso kɔkrit me fia be woaɖu nu eve dzi: dometsotso ƒe ʋuʋu kple mɔ̃wo ƒe kadodo. Fibre koe nɔa ka dzɔdzɔe ŋu, eyata edzea ʋuʋu gɔme le nuteɖeamedzi sue aɖe ko me. Ele be ka si wotsɔ ka bla eƒe nugbɔ eveawo naɖɔ eƒe kɔsɔkɔsɔwo ɖo gbã ne ele ʋuʋum, eye ema xɔa ŋusẽ geɖe wu, eyata le heheɖemegbe ma ke me la, etsɔa agba geɖe wu. Emae nye nya ɣaɣla bliboa: kɔsɔkɔsɔa trɔa friction interface wòzua friction kpe ɖe anchorage ŋu. Efia hã be hook geometry, si fia hook ƒe didime, dzogoe kple didime, le vevie wu fiber ƒe didime, eye geometry nye nusi tututu nusi ƒe asi bɔbɔ ɖe ɖa.

Afisi 40% ƒe Bond Vovototo Dzɔna Le

Nya si wogblɔ be hooked fiber blanding abe 40% nyuie wu straight fiber nye dodokpɔ si woɖena ɖa, ke menye asitsatsa o. Le matriki ma ke me le embedment ɖeka ma ke me la, ka dzɔdzɔe aɖe ɖoa eƒe kɔkɔƒe le slip si ade milimeta ɖeka me eye emegbe wòɖina sesĩe, gake ka si wotsɔ kɔsɔkɔsɔ blae ya ɖoa eƒe kɔkɔƒe wu eye wòɖina blewu wu. ɖiɖi blewu fia ŋusẽ geɖe si woxɔna hafi doa kpo nu, si le teƒea xlẽna be egbã gake wòtsi tre. Esia tae tunnel shotcrete, dɔwɔwɔ siwo te ŋu nɔa te ɖe wowó nu kple anyigbaʋuʋu ƒe akpawo zãa hooked fiber ɖeɖeko kloe: wohiã deformation capacity hafi do kpo nu, ke menye compressive strength si lolo wu o.

0.55, 0.75 kple 1.0 mm: Tiatia si nye Diameter

Diameter etɔ̃, dɔ etɔ̃. Le 0.55 mm la, ka la nyo ale gbegbe be eƒe akpa ƒe sɔsɔme si wu 60, si sɔ na gli tsɛwo, tsakatsaka siwo ƒoa wo ɖokui ɖe wo nɔewo nu kple agbɔsɔsɔ gã. Le 0.75 mm me la, enye taɖodzinu si wozãna le mɔ gbadza nu ƒe dzeside na anyigba, tɔdzisasrã ƒe akpata ƒe nutsyɔnu kple xɔtunu siwo wowɔ do ŋgɔ. Le milimeta 1.0 me la, etsɔa agba geɖe wu le ka ɖesiaɖe me, na tsi si wokɔna le agbɔsɔsɔ gã me, anyigba si me wowɔa dɔ kpekpewo le kple nusiwo me wole ati si le kpekpem wu ɖɔlim. Sea menye esi le kpekpem wu o nyo wu gake dometsotso si me kɔ: ele be ka ƒe didime nanɔ didiƒe si me kɔ wu ƒe akpa eve le etɔ̃ me lɔƒo te, ne menye nenema o la, kaawo ƒoa tɔdzisasrã kple aɖakaʋu le wo ɖoɖo me. Le 150 mm ƒe kpe gbadzɛ si ŋu etame kple ete ƒe lãgbalẽ le dzi la, zi geɖe la, dometsotso si me kɔ nyea milimeta 60 va ɖo 80 ko, afisi ka si didi milimeta 50 si ƒe didime nye milimeta 0.75 wɔa dɔ nyuie wu ka si didi milimeta 60 si ƒe didime nye milimeta 1.0.

30, 35, 50 kple 60 mm: Didime Dzɔa Nusiwo Woƒo Ƒu Wu ɖo

Didime menye tiatia si wowɔna le eɖokui si o. Ne woƒo wo nu ƒu wu milimeta 20 la, zi geɖe la, ka ƒe didime nyea milimeta 30 va ɖo 40; le 10 mm ƒe ƒuƒoƒo te ate ŋu ayi 50 alo 60 mm. Susu si tae wòle bɔbɔe: ele be ka nalolo abe esi woƒo ƒu ƒe teƒe etɔ̃ ene hafi wòate ŋu atso nusueawo dome, gake ne enya megasɔ ɖe dometsotsoawo nu o la, ewɔa bɔl. Shotcrete ye nye esi to vovo. Ele be ka siwo le nugbɔa ŋu nadze anyi kple ya si le sisim, eyata milimeta 20 va ɖo 30 sɔ; fiber didi wu dzia rebound ɖe edzi wòdzena.

Nutata Ewo: Nusita Ŋusẽ Léa 800-1150 MPa

Ka si me carbon mesɔ gbɔ ɖo o si wohena le vuvɔ me la doa ŋusẽ to dɔwɔwɔ ƒe sesẽ me. Atikplɔa toa ku siwo wu ewo siwo kplɔ wo nɔewo ɖo me, nukuwo didina eye woɖɔa wo ɖo le axaa dzi, ŋusẽ dzina ɖe edzi ne eto ɖesiaɖe eye ductility ɖiɖina. To ʋɛ akpa eye ŋusẽ meɖona gbeɖe o; wosɔ gbɔ akpa ne wometsɔ dzoxɔxɔ si le titina o eye ka la trɔna zua gbagbã eye wògbãna le eƒe ƒoƒo zi etɔ̃ megbe. Fli si li ke léa ŋusẽ ƒe tɔtrɔ ɖe 5% te eye wòka ɖe edzi be màgbã le megbedede etɔ̃ megbe o. Xexlẽdzesi eve mawo gblɔa nu geɖe tso dɔwɔwɔ dzi kpɔkpɔ ŋu wu ŋusẽ si wozãna le ŋkɔ me, elabena wogblɔa alesi woagbãe ɖi le tsakatsaka me. Ka gbagbãwo gblẽa nu eye wogblẽa aŋe kpui siwo wometsɔ seke ɖo o siwo medoa ŋusẽ naneke o la ɖi.

30-80 kg/m3 kple Seɖoƒe Nyateƒetɔ si le Mesh ɖɔliɖɔli ŋu

Gaka ate ŋu axɔ ɖe weld mesh teƒe gake menye xɔtuɖaŋu ƒe ŋusẽdodo o, eye ele be woagblɔ ka la eme nakɔ. Mesh kpɔa dzoxɔxɔ kple ʋuʋudedi ƒe gbagbã dzi, si nye ŋusẽdodo evelia; gakpo ƒe ka le agbɔsɔsɔ si sɔ me naa mɔxenu nyuitɔ le akpa etɔ̃ me eye wòɖea babla, dometsotso kple teƒeɖoɖo ƒe dɔwɔwɔ ɖa. Gake womate ŋu aɖe main tension steel le beams, columns kple slab soffits me o, elabena fibre si woɖo ɖe ɖoɖo nu la mewɔa dɔ nyuie kura o wu oriented bar. Nusi bɔ enye be woatsɔ ka aɖɔli etame ƒe ʋuƒoa, ana ete gakpo gã la nanɔ anyi, alo aɖe atikplɔa ƒe didime dzi akpɔtɔ milimeta ɖeka alo eve kpe ɖe kilogram 30 va ɖo 80/m3 ƒe agbɔsɔsɔme ŋu.

Alesi Nàlé ŋku ɖe Kɔsɔkɔsɔ Ŋu: Bloe, Adzidzee, Agbãe

Ka si wotsɔ kɔs blae la léa xɔtuɖaŋu ƒe ka ƒe asi ƒe akpa gãtɔ, gake kɔsɔkɔsɔ mesɔ kple seke o. Nuwɔna etɔ̃ nana wònɔa teƒea alo le kpɔɖeŋuxɔa me. Gbã la, bɔbɔ: tsɔ ka ewo, tsɔ aŋetu ɖɔ kɔsɔkɔsɔ aɖe ɖo eye nàɖe asi le eŋu, eye ele be kɔsɔkɔsɔa natrɔ agbɔ va ɖo eƒe dzogoe gbãtɔ ƒe afã kple edzivɔ. Spring-back manyomanyo fia be ka la ƒe yield-to-tensile ratio lolo akpa, eyata kɔsɔkɔsɔa le dzɔdzɔe le mixer la me eye wògena ɖe kɔnkrit la me abe ka gbadza ene. Evelia, dzidzee: zi geɖe la, kɔsɔkɔsɔ ƒe didime nyea ka ƒe didime ƒe teƒe eve va ɖo etɔ̃, dzogoea nyea dzidzenu 45 alo 90, eye eƒe nugbɔ eveawo siaa ate ŋu adze ŋgɔ mɔ ɖeka alo mɔ siwo tsi tre ɖe wo nɔewo ŋu, gake ele be hatsotso aɖe nawɔ ɖeka. Caliper ka ewo siwo wotsɔna ƒoa ka; ne wokaka wu alafa memama ewo le kɔsɔkɔsɔ ƒe didime nu fia be wodoa ku siwo le wɔwɔm la. Etɔ̃lia, gbagbã: ka si te ŋu ʋãna la ƒoa kɔ hafi mãna, esi megbãna la gbãna gbadzaa, eye gbagbã si le gbadzaa la gblɔa alesi wòate ŋu abɔbɔ nyuie o ɖi. Zi geɖe la, wotoa nya ɖeka ŋu tsitotsito. Akɔbli si wotsɔ ƒoe la gbãna gbã le afisi wòbɔbɔ, eyata trɔ kɔsɔkɔsɔ aɖe ɖe akaɖia ŋu; ɖa viviti siwo me kɔ o fia be wowɔ kɔsɔkɔsɔa evɔ womegagbugbɔe blae o eye xɔxlɔ̃ adze egɔme tso afima le dzetsi me. Ɣekaɣie kɔsɔkɔsɔ nye tiatia gbegblẽ? Le kɔnkrit si wowu me la, kɔsɔkɔsɔawo léa mesh eye woƒoa bɔl yia dzi esime aspect ratio le seɖoƒe li xoxo, eyata ka si woʋuʋu la naa nuɖuɖu nyuie wu. Le kɔkrit si ƒoa eɖokui ɖe eɖokui nu me la, sisi gã la tea fli ɖe seke ƒe viɖe ƒe akpa aɖe me. Menye ka sesẽtɔ kekeake ŋue tiatia ku ɖo o, ke boŋ esi mehea kuxiwo vɛ le eɖoɖomɔnu ma me ŋue wòku ɖo o. Ne èle nu ƒom na hooked end steel fiber dzrala xoxo la, ɖo ka ewo ɖe wo eye nàbia spring-back kple break ƒomevi hafi nàɖo nuƒle ƒe nudɔdɔ ɖa; nudzrala si mate ŋu aɖo nya mawo ŋu o la le nu dzram le asi ɖeɖeko dzi.

Kɔsɔkɔsɔwo Me Dzodzro le Dɔwɔwɔ Me: Nuwɔna Etɔ̃

Kɔsɔkɔsɔwo me toto mehiã dɔwɔnu aɖeke o. Gbã la, tsɔ asiʋlo ɖeka ƒu gbe eye nàɖo to: asigɛ si le keklẽm fia be woatsi nyuie, gbeɖiɖi si me mekɔ o fia ka falɛfalɛ. Evelia, tsɔ caliper dzidze kɔsɔkɔsɔ ƒe didime kple dzogoe ɖe ka ewo dzi; kɔsɔkɔsɔ kpuiwo alo esiwo me goglo o la dzɔdzɔe kaba le agba te. Etɔ̃lia, bɔbɔ ka ɖeka zi eve eye nàgbugbɔe zi etɔ̃; ne egbã la, nusi wotsɔ wɔe la gbãna. Le afɔɖeɖe etɔ̃ mawo megbe la, lé ŋku ɖe batch ƒe nyatakakaa ŋu le tensile strength kple diameter tolerance ŋu eye woɖea kuxi akpa gãtɔ ɖa. Le kpɔɖeŋu ɖesiaɖe tsɔtsɔ sɔ kple wo nɔewo me la, gakpo ƒe ka ƒe nuwɔna ƒe axa yɔa eƒe didime, didime, eƒe akpa ƒe sɔsɔme kple tensile values ​​siwo wodzidze na grade ɖesiaɖe, si ateŋu anye lɔlɔ̃ ɖe edzi ƒe gɔmeɖoanyi tẽ.