Aug 04, 2019 Tso lus

Dab tsi yog luv fiber ntau koob geotextile

Luv luv fiber ntau koob geotextile yog ib qho ntawm cov khoom siv dav siv tsis-woven geotextiles. Cov fiber yog qhov sib xyaw, sib txuas (lossis cua tshuab) rau hauv ib lub vas, nteg, ncab thiab rab koob los ua cov khoom tiav. Lub entanglement lub zog tsim los ntawm cov xav tau yog txaus kom tau raws li cov kev sib tw tensile thaum lub sijhawm tso thiab yuav tsis ua rau tsim kua muag. Tawg, tawg. Vim tias nws cov tuab tuab, cov qauv nplaim hluav taws thiab cov qauv peb-txheej ntawm lub fiber channel, qhov kev ua haujlwm siab yog qhov siab thiab qhov dej ntws ua tau zoo. Lub permeability coefficient yog 10-1-10-2, uas yog sib npaug rau cov permeability coefficient ntawm cov xuab zeb lim cov khoom, tab sis nws yooj yim dua rau kev nteg tawm thiab tus nqi tsis kim, yog li nws tsim nyog siv raws li pom thiab kua Cov. Nws tseem muaj qee yam kev txhim kho thiab rho tawm haujlwm, thiab tseem tuaj yeem ua ke nrog lwm cov ntaub ntawv geosynthetic los muab ntau yam haujlwm xws li kev tiv thaiv.


Vim tias cov yam ntxwv ntawm tsis-woven geotextiles rau kev lim thiab nqus dej, yuav tsum tau them nyiaj tshwj xeeb rau cov yam ntxwv hydraulic. Ib qho yog qhov ua tau zoo pore loj; lwm qhov yog permeability coefficient. Txhawm rau ua kom zoo ntawm cov khoom ntxeem tau ntawm cov ntaub tsis-ntaub, cov pore faib tau txais txiaj ntsig kom khaws cov hmoov av zoo yam tsis muaj qhov txhaws, uas yuav tsum tau ntsib nrog qhov tshwj xeeb ntawm txoj haujlwm.


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