Ngwọta Kachasịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịsịt maka nkwado ihe mejupụtara

Nkọwa dị mkpirikpi:

Geogrid bụ ihe dị mkpa geosynthetic, nke nwere arụmọrụ pụrụ iche na arụmọrụ ma e jiri ya tụnyere geosynthetics ndị ọzọ.A na-ejikarị ya dị ka nkwado maka ihe owuwu ala gbasiri ike ma ọ bụ nkwado maka ihe ndị mejupụtara.

A na-ekewa geogrids ụzọ anọ: geogrids rọba, geogrids ígwè-plastic, geogrids fiber glass na polyester warp-knitted polyester geogrids.Grid bụ grid akụkụ abụọ ma ọ bụ ihuenyo grid nwere akụkụ atọ nwere ogo ụfọdụ nke polypropylene, polyvinyl chloride na polymers ndị ọzọ site na thermoplastic ma ọ bụ akpụzi.Mgbe ejiri ya dị ka injinia obodo, a na-akpọ ya grille geotechnical.


Nkọwa ngwaahịa

Mkpado ngwaahịa

rọba
Geogrid plastik nwere ụzọ abụọ

Enwere ike ịgbatị square ma ọ bụ akụkụ anọ polymer mesh site na ịgbatị ya n'otu n'otu ma ọ bụ gbatịa ya n'ụzọ dị iche iche n'oge nrụpụta ya.Ọ na-akụ oghere na mpempe akwụkwọ polymer extruded (ihe akụrụngwa na-abụkarị polypropylene ma ọ bụ polyethylene dị elu), wee na-agbatị ntụzịaka n'okpuru ọnọdụ ọkụ.A na-agbatị grid uniaxially gbatịa naanị n'akụkụ ogologo nke mpempe akwụkwọ;A na-eme grid biaxally gbatịa site n'ịga n'ihu na-agbatị grid uniaxially gbatịa n'ụzọ kwụ ọtọ n'ogologo ya.

N'oge a na-emepụta geogrid plastik, ndị polymer polymer ga-edozi ma kwekọọ na usoro ikpo ọkụ na mgbatị ahụ, nke na-eme ka njikọ dị n'etiti ụdọ molekụla na-eme ka ọ dịkwuo ike.Ogologo ya bụ naanị 10% ruo 15% nke efere mbụ.Ọ bụrụ na agbakwunyere ihe mgbochi ịka nká dị ka carbon ojii na geogrid, ọ nwere ike inwe ezigbo nguzogide acid, nguzogide alkali, nguzogide corrosion na mgbochi ịka nká.

Nri nke m

Ihe mgbochi m bụ ụdị ụgbụ rọba maka kol na-egwupụta ala n'okpuru ala.Ọ na-eji polypropylene dị ka isi akụrụngwa.Mgbe ejiri ọkụ na-ere ọkụ na teknụzụ antistatic agwọ ya, ọ na-agbaso usoro ịgbatị biaxial iji mepụta n'ozuzu nhazi nke ụgbụ plastik "okpukpu abụọ".Ngwaahịa ahụ dị mma maka iwu ụlọ, ọnụ ala dị ala, nchekwa ma mara mma

A na-akpọkwa geogrid nke m dị n'elu ụlọ ụgha biaxial gbatịrị agbatị plastik maka ogbunigwe n'okpuru ala na ọrụ ogbun kol, nke a na-akpọ ụgbụ ụlọ ụgha.Ngwuputa geogrid bụ nke ahaziri ma rụpụta ya maka nkwado ụlọ ụgha nke ihu igwe ogbunigwe na nkwado akụkụ okporo ụzọ.A na-eme ya site n'ụdị dị iche iche nke polymer molecular dị elu ma jupụta na ndị ọzọ modifiers., Punching, ịgbatị, ịkpụzi, mkpuchi na usoro ndị ọzọ na-arụpụtara.E jiri ya tụnyere ntupu igwe na akwa rọba kpara akpa, geogrid na-egwuputa ihe nwere njiri mara ịdị arọ, ike dị elu, isotropy, antistatic, na-abụghị corrosion, na ire ọkụ.Ọ bụ ụdị ọhụrụ coal ogbunigwe n'okpuru ala nkwado injinia na obodo.Jiri ihe grill mesh.

A na-ejikarị geogrid na-egwupụta ihe maka ọrụ nkwado ụlọ ụgha nke ihu ngwupụta kol.Enwere ike iji geogrid na-egwuputa ihe dị ka ihe mgbakwasị ala na okwute na nkwado maka injinia okporo ụzọ ogbunigwe ndị ọzọ, injinia nchekwa mkpọda, injinia obodo n'okpuru ala na injinia okporo ụzọ.Ihe, grating nke m bụ otu n'ime ụzọ kachasị mma maka ntupu akwa rọba.

Uru nka

Esemokwu adịghị mfe ịmepụta ọkụ eletrik kwụ ọtọ.Na gburugburu ebe a na-egwupụta coal n'okpuru ala, nkezi nguzogide elu nke ntupu rọba dị n'okpuru 1 × 109Ω.

Ezigbo ihe na-egbochi ire ọkụ.Ọ nwere ike na-ezute n'otu n'otu n'ime ihe ndị na-egbochi ire ọkụ nke akọwapụtara na ụkpụrụ ụlọ ọrụ coal MT141-2005 na MT113-1995.

Ọ dị mfe ịsacha kol.Njupụta nke ntupu plastik dị ihe dịka 0.92, nke na-erughị nke mmiri.N'oge usoro ịsacha coal, ntupu gbajiri agbaji na-ese n'elu mmiri ma dị mfe ịsacha ya.Ike mgbochi corrosion siri ike, mgbochi ịka nká.

Ọ dị mma maka owuwu na njem.The plastic ntupu bụ dịtụ nro, n'ihi ya, ọ bụghị adabara ọkọ ndị ọrụ n'oge ewu, na ọ nwere uru nke mfe curling na bundling, m grid igbutu na ìhè kpọmkwem ike ndọda, n'ihi ya, ọ bụ adaba n'okpuruala njem, na-ebu na-ewu.

Ụzọ abụọ kwụ ọtọ na kehoraizin nwere ikike ibu dị ike.Ebe ọ bụ na ntupu rọba a na-agbatị biaxial kama ịbụ nke a kpara akpa, ihe na-akpụ akpụ nke ntupu ahụ dị ntakịrị na nha nha ahụ bụ otu, nke nwere ike igbochi ọdịda nke coal gbajiri agbaji ma chebe nchekwa nke ndị ọrụ n'okpuru ala yana nchekwa na nchekwa nke ndị ọrụ m.Nchekwa nke ọrụ ụgbọ ala m.

Mpaghara ngwaA na-ejikarị ngwaahịa a maka nchebe n'akụkụ mgbe a na-egwupụta coal n'okpuru ala, enwere ike iji ya dị ka ihe nkwado maka okporo ụzọ bolt, ụzọ nkwado, ụzọ arịlịka shotcrete na okporo ụzọ ndị ọzọ.Mgbe a na-eji ya eme ụlọ ụgha, a ga-eji ya na okpukpu abụọ ma ọ bụ karịa.

Steel plastik Steel plastic geogrid

The metal-plastic geogrid na-mere nke elu-ike ígwè waya (ma ọ bụ ndị ọzọ emep uta eri), nke a na-emeso pụrụ iche, na polyethylene (PE), na ndị ọzọ ihe mgbakwunye na-agbakwunyere na-eme ka ọ a ngwakọta nke elu-ike tensile warara site extrusion, na elu nwere ike siri ike.ụkpụrụ, ọ bụ eriri geotechnical agbasiri ike dị elu.Site na otu eriri a, nhazi akwa ma ọ bụ njigide n'ebe dị anya na kwụ ọtọ na kwụ ọtọ, na ịgbado njikọ ya na teknụzụ ịgbado ọkụ pụrụ iche na-ewusi ike iji mepụta geogrid gbasiri ike.

Atụmatụ

Ike dị elu, obere nrụrụ

Obere na-akpụ akpụ

Nguzogide corrosion na ogologo ndụ ọrụ: ígwè-plastic geogrid na-eji ihe plastik dị ka oyi akwa mkpuchi, agbakwunyere na ihe mgbakwunye dị iche iche iji mee ka ọ bụrụ mgbochi ịka nká, na-eguzogide oxidation, na iguzogide corrosion na gburugburu ebe siri ike dị ka acids, alkalis, na salts. .Ya mere, ígwè-plastic geogrid nwere ike imezu ihe achọrọ nke ọrụ dị iche iche na-adịgide adịgide karịa afọ 100, ma nwee ọmarịcha arụmọrụ na nkwụsi ike akụkụ dị mma.

Ihe owuwu a na-adaba adaba na ngwa ngwa, okirikiri ahụ dị mkpụmkpụ, ọnụ ahịa ya dịkwa ala: a na-edobe ígwè-plastic geogrid, na-edozi ya, na-edozi ya ngwa ngwa, na-edozi ya, na-ezere ịkwanye na ịgafe, nke nwere ike ime ka usoro ọrụ ahụ dị mkpụmkpụ ma chekwaa 10% -50% nke ụgwọ ọrụ.

Igwe eriri

Glass fiber geogrid bụ nke enyo eriri ma mee nke ntupu ihe ihe owuwu site na ụfọdụ usoro ịkpa ákwà.Iji chebe eriri iko ahụ ma melite arụmọrụ zuru oke, ọ bụ ihe mejupụtara geotechnical mejupụtara usoro mkpuchi pụrụ iche.Ihe ndị bụ isi nke eriri iko bụ: silica, nke bụ ihe na-adịghị ahụkebe.Njirimara anụ ahụ na nke kemịkal ya kwụsiri ike, ọ nwekwara ike dị elu, modul dị elu, nguzogide dị elu na nguzogide oyi dị mma, enweghị mgbaka ogologo oge;Nkwụsi ike okpomọkụ Ezigbo arụmọrụ;nhazi netwọk na-eme ka nchịkọta nchịkọta na njedebe;na-eme ka ikike ibu nke ngwakọta asphalt dịkwuo mma.N'ihi na a na-ekpuchi elu ya na asphalt pụrụ iche emezigharịrị, ọ nwere ihe mejupụtara okpukpu abụọ, nke na-eme ka ọ dịkwuo mma nguzogide iyi na ike ịkpụ nke geogrid.

Mgbe ụfọdụ, a na-ejikọta ya na nrapado nke na-enwe mmetụta na-emetụ onwe ya na ihe mgbochi asphalt dị elu iji mee ka grille na pavement asphalt jikọtara ọnụ.Ka ike njikọ nke ala na ihe okwute dị na grid geogrid na-abawanye, ọnụọgụ esemokwu dị n'etiti ha na-abawanye nke ukwuu (ruo 08-10), na nguzogide nke geogrid agbakwunyere n'ime ala bụ n'ihi ọdịiche dị n'etiti grid na ala.Ike mgbakasị ahụ na-esiwanye ike ma na-abawanye nke ọma, ya mere ọ bụ ihe nkwado dị mma.N'otu oge ahụ, geogrid bụ ụdị dị arọ dị arọ na ihe mkpuchi ụgbọ elu rọba na-agbanwe agbanwe, nke dị mfe ịkpụ na jikọọ na saịtị, ma nwee ike ịkwado ya ma jikọta ya.Ihe owuwu ahụ dị mfe ma ọ dịghị achọ igwe ihe owuwu pụrụ iche na ndị ọkachamara ọkachamara.

Njirimara nke fiberglass geogrid

Ike ike dị elu, elongation dị ala - Fiberglass geogrid bụ nke iko iko, nke nwere nnukwu iguzogide nrụrụ, na elongation na nkwụsịtụ bụ ihe na-erughị 3%.

Enweghị mgbanaka ogologo oge - dị ka ihe a na-emesi ike, ọ dị oke mkpa inwe ike iguzogide nrụrụ n'okpuru ibu ogologo oge, ya bụ, nkwụsi ike.Igwe iko agaghị akpụ akpụ, nke na-eme ka ngwaahịa ahụ nwee ike ịnọgide na-arụ ọrụ ya ogologo oge.

Nkwụsi ike nke thermal - okpomọkụ na-agbaze nke eriri iko dị n'elu 1000 ° C, nke na-eme ka nkwụsi ike nke ikuku geogrid na-ekpo ọkụ n'oge a na-arụ ọrụ.

Ndakọrịta na ngwakọta asphalt - ihe eji ekpuchi fiberglass geogrid na usoro ọgwụgwọ post-emebere maka ngwakọta asphalt, eriri ọ bụla kpuchie ya nke ọma, ma nwee nnukwu ndakọrịta na asphalt, Nke a na-eme ka geogrid fiberglass ghara ịdịpụrụ adịpụ na ngwakọta asphalt. na oyi akwa asphalt, ma jikọtara ya nke ọma.

Nkwụsi ike nke anụ ahụ na nke kemịkal - Mgbe ejiri onye na-ahụ maka ọgwụgwọ pụrụ iche kpuchie ya, fiberglass geogrid nwere ike iguzogide ụdị anụ ahụ dị iche iche na mmebi nke kemịkalụ, ma nwee ike iguzogide mbuze ndu na mgbanwe ihu igwe, na-ahụ na arụmọrụ ya agaghị emetụta ya.

Mkpokọta njikọ na mkpochi—N'ihi na fiberglass geogrid bụ usoro netwọkụ, mkpokọta n'ime ihe asphalt nwere ike na-aga na ya, si otú ahụ na-akpụkọ igwe.Mgbochi a na-egbochi mmegharị nke mkpokọta, na-ekwe ka ngwakọta asphalt nweta nkwekọrịta ka mma n'okpuru ibu, ikike ibu ibu dị elu, ịrụ ọrụ nnyefe dị mma na obere nrụrụ.

Polyester warp knitting

Polyester fiber warp-knitted geogrid bụ nke nwere ike dị elu polyester eriri.A na-anakwere usoro ntụzịaka nke a kpara akpa, na warp na weft yarns dị na akwa ahụ enweghị ọnọdụ na-ehulata, ebe a na-ejikọta ọnụ na-ejikọta ya na eriri eriri dị elu nke siri ike na-emepụta ebe nkwonkwo siri ike ma na-enye egwuregwu zuru oke na akụrụngwa ya.Igwe polyester fiber warp-knitted geogrid grid nwere ike tensile dị elu, obere elongation, ike akwa akwa, obere ihe dị iche na ike kwụ ọtọ na kwụ ọtọ, nguzogide ịka nká UV, iyi nguzogide, nguzogide corrosion, ịdị arọ dị arọ, ike na-ejikọta ya na ala ma ọ bụ gravel, ma dị irè nke ukwuu maka iwusi ala ike.Nkwụsi ike na nkwụsi ike na-eme ka iguzosi ike n'ezi ihe na ibu ibu nke ala, nke nwere mmetụta dị ukwuu.

Ojiji geogrid otu ụzọ:

A na-eji ya na-ewusi ntọala ndị na-adịghị ike ike: Geogrids nwere ike ịbawanye ikike nke ntọala ngwa ngwa, na-achịkwa mmepe nke mmezi, ma kesaa ibu ahụ nke ọma na subbases sara mbara site n'ibelata mmetụta na ntọala okporo ụzọ, si otú ahụ belata ọkpụrụkpụ nke isi na ibelata injinia. ọnụ ahịa.Ọnụ ego, belata oge owuwu, ogologo ndụ ọrụ.

A na-eji unidirectional geogrid na-ewusi asphalt ma ọ bụ ciment pavement ike: A na-edobe Geogrid na ala nke asphalt ma ọ bụ ciment pavement, nke nwere ike ibelata omimi nke rutting, mee ka ndụ mgbochi ike nke pavement dịkwuo ogologo, ma belata ọkpụkpụ asphalt ma ọ bụ ciment pavement. iji chekwaa ego.

A na-eji ike embankments, dams na mgbidi na-ejigide: Omenala embankments, karịsịa elu embankments, na-achọkarị overfilling na nsọtụ nke ubu ụzọ adịghị mfe kọmpat, nke na-eduga ná mmiri ozuzo idei mmiri na mgbe e mesịrị ogbo, na onu nke ọdịda na akwusighi ike. na-eme site n'oge ruo n'oge N'otu oge ahụ, a na-achọ mkpọda dị nro, nke na-ebu nnukwu ebe, na mgbidi na-ejigide nwekwara otu nsogbu ahụ.Iji geogrid na-eme ka mkpọda mkpọda ma ọ bụ mgbidi na-adịgide adịgide nwere ike ibelata mpaghara ejiri ọkara, mee ka ndụ ọrụ dịkwuo ogologo, ma belata ọnụ ahịa ya bụ 20-50%.

A na-eji ya na-ewusi mgbidi nke osimiri na oké osimiri ike: enwere ike ime ya ka ọ bụrụ gabions, wee jiri ya na grids mee ihe iji gbochie mmiri mmiri na-asa ya iji mee ka ọ daa.Gabions na-agafe agafe, nwere ike belata mmetụta nke ebili mmiri, gbatịa ndụ mmiri mmiri na mmiri mmiri, chekwaa ndị ọrụ na ihe onwunwe, ma belata oge ihe owuwu.

A na-eji ya eme ihe maka mkpofu ala: A na-eji geogrids jikọtara ya na ihe ndị sịntetịt nke ala ndị ọzọ na-ahụ maka mkpofu ahịhịa, nke nwere ike dozie nsogbu ndị dị ka nhazi ntọala na-enweghị isi na ikuku gas na-emepụta, ma nwee ike ịbawanye ikike nchekwa nke mkpofu ahịhịa.

Ebumnuche pụrụ iche nke geogrid otu ụzọ: obere okpomọkụ na-eguzogide.Ka imeghari na -45 ℃ - 50 ℃ gburugburu ebe obibi.Ọ dabara maka ọdịdị ala dara ogbenye nke dị n'ebe ugwu nke nwere ala oyi kpọnwụrụ akpọnwụ, ala oyi kpọnwụrụ akpọnwụ na nnukwu ọdịnaya ice dị elu.

Dị ka onye ọrụ mkpa

Ajụjụ

1.Gịnị ka a na-eji geogrid?

Geogrid bụ ihe geosynthetic eji eme ka ala kwụsie ike.Geogrids nwere oghere, nke a na-akpọ apertures, nke na-enye ohere mkpokọta ka ọ gafere ma nye mmachi na mgbachi.

Kedu mgbe ị ga-eji geogrid?

Ụlọ elu nke chọrọ nkwado ala geogrid
N'ozuzu, ọtụtụ nkeji VERSA-LOK chọrọ geogrid maka mgbidi toro ogologo karịa ụkwụ atọ ruo anọ.Ọ bụrụ na e nwere mkpọda mkpọda dị nso na mgbidi ahụ, na-ebufe n'elu mgbidi ahụ, mgbidi dị elu ma ọ bụ ala na-adịghị mma, mgbe ahụ ọbụna mgbidi dị mkpụmkpụ nwere ike ịchọ geogrid.

3. Ogologo oge ole ka geogrid na-adịru?

PET geogrid enweghị ihe ọ bụla mebiri emebi maka mkpughe n'èzí ruo ọnwa iri na abụọ.Enwere ike ịpụta ya na nchekwa nke mkpuchi PVC n'elu geogrid.Dabere na nyocha nyocha nke mkpughe, nchekwa kwesịrị ekwesị bụ iwu maka geotextiles ka a ga-eji na gburugburu mpụga.

4. Ogologo oge ole ka geogrid kwesịrị ịdị maka mgbidi na-ejigide?

Ogologo Geogrid = 0.8 x Njido ịdị elu mgbidi
Yabụ ọ bụrụ na mgbidi gị dị n'ụkwụ ise n'ogologo, ị ga-achọ akwa geogrid ogologo ụkwụ anọ.Maka obere mgbidi mgbochi, a na-etinye geogrid na oyi akwa nke abụọ ọ bụla, malite n'elu ngọngọ nke ala.


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