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Hongyue tri-dimension composite geonet rau kev ntws dej
Peb-dimensional composite geodrainage network yog ib hom khoom siv geosynthetic tshiab. Cov qauv sib xyaw ua ke yog lub plawv geomesh peb-dimensional, ob sab yog nplaum nrog cov geotextiles uas tsis yog woven. Lub plawv geonet 3D muaj ib daim tav ntsug tuab thiab ib daim tav diagonal nyob rau sab saum toj thiab hauv qab. Cov dej hauv av tuaj yeem tawm sai sai ntawm txoj kev, thiab nws muaj lub kaw lus tswj qhov hws uas tuaj yeem thaiv cov dej capillary thaum muaj kev thauj khoom ntau. Tib lub sijhawm, nws kuj tseem tuaj yeem ua lub luag haujlwm hauv kev sib cais thiab kev txhawb nqa lub hauv paus.
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Yas qhov muag tsis pom kev
Cov kav dej yas dig muag yog ib hom khoom siv dej ntws geotechnical uas muaj cov yas tseem ceeb thiab daim ntaub lim dej. Cov yas tseem ceeb feem ntau yog ua los ntawm cov thermoplastic synthetic resin thiab tsim cov qauv network peb-seem los ntawm kev kub yaj extrusion. Nws muaj cov yam ntxwv ntawm porosity siab, sau dej zoo, ua kom dej ntws tau zoo, tiv taus compression zoo thiab ruaj khov.
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Caij nplooj ntoos hlav hom dej hauv av dej hose mos permeable yeeb nkab
Cov yeeb nkab mos uas nkag tau yog ib lub tshuab raj siv rau kev ntws dej thiab sau dej nag, tseem hu ua lub tshuab dej ntws dej lossis lub tshuab sau dej. Nws yog ua los ntawm cov khoom mos, feem ntau yog cov polymers lossis cov khoom siv fiber ntau, nrog rau kev nkag tau dej siab. Lub luag haujlwm tseem ceeb ntawm cov yeeb nkab mos uas nkag tau yog sau thiab ntws dej nag, tiv thaiv kev sib sau thiab khaws dej, thiab txo cov dej saum npoo av thiab qib dej hauv av nce siab. Nws feem ntau siv rau hauv cov tshuab dej nag, cov tshuab dej ntws ntawm txoj kev, cov tshuab ua kom zoo nkauj, thiab lwm yam haujlwm engineering.
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Cov pam vov Bentonite uas tsis ntub dej / cov lev uas tsis ntub dej
I. Cov Khoom Qhia Txog Khoom: Qhov hnyav ntawm thaj chaw ≥ 4000g / ㎡, dav 4-6m.
II. Cov yam ntxwv ua haujlwm
Piv rau cov av nplaum compacted, nws muaj qhov zoo xws li me me, lub teeb yuag, yooj ywm zoo, kev ua haujlwm zoo, lub zog shear siab, kev tsim kho yooj yim, thiab kev hloov pauv mus rau qhov tsis sib xws.
Lub npe mineralogical rau bentonite yog montmorillonite. Cov bentonite ntuj feem ntau muab faib ua ob pawg raws li nws cov tshuaj lom neeg sib xyaw: sodium-based thiab calcium-based. Bentonite muaj tus yam ntxwv ntawm o thaum kov dej. Feem ntau, calcium-based bentonite nthuav dav mus txog li peb npaug ntawm nws tus kheej ntim thaum nws o, thaum sodium-based bentonite nqus tsib npaug ntawm nws tus kheej qhov hnyav hauv dej, nthuav dav mus rau ntau dua 15-17 npaug ntawm nws lub ntim thawj. Xauv sodium-based bentonite ntawm ob txheej ntawm cov khoom siv geosynthetic muab kev tiv thaiv thiab kev txhawb nqa, muab GCL qee qhov kev sib zog shear tag nrho.
III. Daim Ntawv Thov Khoom
Cov pam vov tiv thaiv dej Benton yog cov khoom siv geosynthetic tsim tshwj xeeb rau kev tiv thaiv kev ntws hauv cov pas dej cuav thiab cov dej ntws, cov chaw pov tseg, cov chaw nres tsheb hauv av, lub vaj saum ru tsev, cov pas dej ua ke, cov chaw khaws roj, thiab cov chaw khaws tshuaj. Lawv muaj cov bentonite sodium uas muaj ntau yam uas tau sau rau ntawm cov geotextile sib xyaw ua ke thiab cov ntaub tsis-woven. Lub lev tiv thaiv dej bentonite, tsim los ntawm kev siv txoj kev xuas koob, tsim ntau qhov chaw me me, tiv thaiv cov khoom bentonite kom tsis txhob ntws mus rau ib qho kev taw qhia. Thaum kov dej, nws tsim ib txheej dej zoo li gel, uas muaj cov dej ntws ceev heev hauv lub lev, tiv thaiv tau dej ntws.
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Polyvinyl Chloride (PVC) Geomembrane
Polyvinyl Chloride (PVC) geomembrane yog ib hom khoom siv geosynthetic ua los ntawm polyvinyl chloride resin ua cov khoom siv tseem ceeb, nrog rau kev ntxiv cov khoom siv yas, cov stabilizers, cov tshuaj antioxidants thiab lwm yam khoom siv los ntawm cov txheej txheem xws li calendering thiab extrusion.
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Hongyue txoj kab nqes tiv thaiv tiv thaiv kev nqus dej cement pam
Daim pam cement tiv thaiv qhov nqes hav yog ib hom khoom siv tiv thaiv tshiab, feem ntau yog siv rau hauv qhov nqes hav, dej, ntug dej thiab lwm yam haujlwm los tiv thaiv kev yaig av thiab kev puas tsuaj ntawm qhov nqes hav. Nws feem ntau yog ua los ntawm cement, ntaub woven thiab polyester ntaub thiab lwm yam ntaub ntawv los ntawm kev ua tshwj xeeb.
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Daim ntawv - hom dej ntws board
Cov ntawv nplaum dej yog ib hom khoom siv geosynthetic siv rau kev ntws dej. Nws feem ntau yog ua los ntawm yas, roj hmab lossis lwm yam khoom siv polymer thiab yog nyob rau hauv ib daim ntawv zoo li cov qauv. Nws qhov chaw muaj cov qauv tshwj xeeb lossis cov protrusions los tsim cov kav dej, uas tuaj yeem coj dej los ntawm ib cheeb tsam mus rau lwm qhov. Nws feem ntau yog siv rau hauv cov kab ke ntws dej ntawm kev tsim kho, hauv nroog, vaj thiab lwm yam kev tsim kho.
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Cov Khoom Siv Polyethylene Uas Tsis Muaj Qhov Ntswg Linear Low Density (LLDPE) Geomembrane
Cov polyethylene linear low-density (LLDPE) geomembrane yog cov khoom siv polymer anti-seepage ua los ntawm linear low-density polyethylene (LLDPE) resin ua cov khoom siv tseem ceeb los ntawm kev tshuab moulding, casting zaj duab xis thiab lwm yam txheej txheem. Nws ua ke qee yam ntawm cov yam ntxwv ntawm high-density polyethylene (HDPE) thiab low-density polyethylene (LDPE), thiab muaj cov txiaj ntsig tshwj xeeb hauv kev yooj ywm, kev tiv thaiv puncture thiab kev hloov pauv ntawm kev tsim kho.
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Cov ntses pas dej tiv thaiv cov dej ntws
Cov ntses pas dej tiv thaiv - seepage membrane yog ib hom geosynthetic khoom siv los pw rau hauv qab thiab ib puag ncig ntawm cov ntses pas dej kom tiv thaiv dej seepage.
Feem ntau nws yog ua los ntawm cov khoom siv polymer xws li polyethylene (PE) thiab polyvinyl chloride (PVC). Cov ntaub ntawv no muaj kev tiv thaiv zoo rau kev xeb, kev laus thiab kev tiv thaiv kev sib tsoo, thiab tuaj yeem tswj tau kev ua haujlwm ruaj khov hauv ib puag ncig uas muaj kev sib cuag ntev nrog dej thiab av.
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Bentonite daim pam tsis muaj dej
Daim pam tiv thaiv dej Bentonite yog ib hom khoom siv geosynthetic uas siv tshwj xeeb rau kev tiv thaiv kev ntws hauv cov dej hauv pas dej cuav, cov chaw pov tseg, cov chaw nres tsheb hauv av, lub vaj saum ru tsev, pas dej ua ke, cov chaw khaws roj, cov chaw khaws tshuaj lom neeg thiab lwm qhov chaw. Nws yog ua los ntawm kev sau cov sodium-based bentonite uas nthuav dav heev ntawm cov geotextile sib xyaw ua ke tshwj xeeb thiab cov ntaub tsis-woven. Lub ncoo tiv thaiv kev ntws bentonite ua los ntawm txoj kev xuas koob tuaj yeem tsim ntau qhov chaw me me, uas tiv thaiv cov khoom bentonite los ntawm kev ntws mus rau hauv ib qho kev taw qhia. Thaum nws los rau hauv kev sib cuag nrog dej, ib txheej colloidal dej tsis sib xws thiab siab-density yog tsim hauv lub ncoo, zoo tiv thaiv dej ntws.
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Lub geonet peb-seem
Lub geonet peb-seem yog ib hom khoom siv geosynthetic nrog cov qauv peb-seem, feem ntau yog ua los ntawm cov polymers xws li polypropylene (PP) lossis high-density polyethylene (HDPE).
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Cov khoom siv polyethylene geonet uas muaj qhov ceev ceev
High-density polyethylene geonet yog ib hom khoom siv geosynthetic feem ntau yog ua los ntawm high-density polyethylene (HDPE) thiab ua tiav nrog kev ntxiv cov tshuaj tiv thaiv ultraviolet.
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