Njirimara nke ala echedoro nwere mmetụta na arụmọrụ nke nzacha ntụgharị.Geotextile na-arụkarị ọrụ dị ka ihe na-akpali akpali na oyi akwa nzacha a tụgharịrị, na-akpali ala echedoro n'elu nke geotextile iji mepụta oyi akwa dị n'elu na oyi akwa nzacha eke.Igwe nzacha eke na-arụ ọrụ dị ka nzacha tụgharịa.Ya mere, ihe onwunwe nke ala a na-echekwa na-enwe mmetụta dị mkpa na njirimara nke nzacha ntụgharị.Mgbe nha nha nke ala ahụ ruru dayameta pore nke geotextile, ọ ga-abụ na a ga-egbochi ya n'ime geotextile.
Kedu ọrụ bụ isi nke geotextile na nzacha ntụgharị
Geotextile na-abụkarị ihe na-eme ka nzacha na-atụgharị
The na-abụghị uniformity ọnụọgụ nke ala na-egosi ndị na-abụghị uniformity nke urughuru size, na ruru nke e ji mara aperture OF geotextile ka àgwà urughuru size DX nke ala kwesịrị iso ndị na-abụghị uniformity ọnụọgụ C μ The ala ahụ na urughuru size ihe na-erughị 0.228OF enweghị ike na-etolite n'elu oyi akwa ala 20. The udi nke ga-emetụta urughuru size DX.Na-enyocha na eletrọn microscope, a na-achọpụta na ọdụdụ nwere doro anya ogologo na mkpụmkpụ axis e ji mara, nke na-eme ka mkpokọta anisotropy nke ọdụdụ, ma ọ dịghị doro anya quantitative ọgwụgwụ na mmetụta nke urughuru udi.Ala echedoro nke dị mfe ime ka ọdịda nke nzacha na-atụgharị nwere ụfọdụ njirimara n'ozuzu ya.
Geotextile na-abụkarị ihe na-eme ka nzacha na-atụgharị
Otu German Society of Soil Mechanics and Foundation Engineering na-ekewa ala echedoro ka ọ bụrụ ala nsogbu na ala kwụsiri ike.Ala nsogbu bụ nke kachasị ala nke nwere ọtụtụ ihe silt, ihe dị mma na njikọ dị ala, nke nwere otu n'ime àgwà ndị a: ① plasticity index bụ ihe na-erughị 15, ma ọ bụ ụrọ / silt ọdịnaya ruru ihe na-erughị 0,5;② Ọdịnaya nke ala nwere urughuru nha n'etiti 0.02 ~ 0.1m karịrị 50%;③ Ọnụ ọgụgụ na-adịghị mma C μ Ihe na-erughị 15 yana nwere ụrọ na silt.Ndekọ ọnụ ọgụgụ nke ọnụ ọgụgụ dị ukwuu nke geotextile filter ọdịda achọpụtara na nzacha geotextile kwesịrị izere ụdị ala ndị a ruo n'ókè o kwere mee: ① ala na-adịghị mma na-ejikọta ọnụ nke nwere otu nha nha;② Ala na-enweghị njikọ chiri anya gbajiri agbaji;③ Ụrọ na-agbasa ga-agbasasị n'ime ihe dị mma n'otu n'otu ka oge na-aga;④ Ala nke nwere ion ígwè.Bhatia na-amụ na ọgba aghara dị n'ime ala na-akpata ọdịda nke nzacha geotextile.Nkwụsi ike dị n'ime ala na-ezo aka n'ikike nke ụmụ irighiri ihe iji gbochie ihe ndị dị mma ka mmiri na-asọpụ.Emebela ọtụtụ njirisi maka ọmụmụ maka nkwụsi ike n'ime ala.Site na nyocha na nkwenye nke njirisi 131 a na-ahụkarị maka nhazi data njirimara ala, atụpụtala ụkpụrụ ndị dabara adaba.
Oge nzipu: Dec-09-2022