Shenzhen bụ otu n'ime ọtụtụ obodo China na usoro nkwalite ngwa ngwa. Ọ bụghị na mberede, mmụba ngwa ngwa nke ụlọ ọrụ mmepụta ihe na ebe obibi akpatala ọtụtụ nsogbu ịma mma gburugburu ebe obibi. The Hong Hua Ling Landfill bụ akụkụ pụrụ iche nke mmepe Shenzhen, n'ihi na ebe a na-ekpofu ahịhịa na-egosipụta ọ bụghị naanị ihe ịma aka nke omume mkpofu obodo n'oge gara aga kamakwa otu esi echekwa ọdịnihu ya.
Hong Hua Ling arụ ọrụ kemgbe ọtụtụ afọ, na-anabata ọtụtụ ụdị iyi iyi, gụnyere ụdị mkpofu a na-ewere dị ka nke nwere mmetụta dị nro (dịka ọmụmaatụ, mkpofu ọgwụ). Iji dozie ụzọ ochie a, a na-akpọ mgbasawanye ọgbara ọhụrụ.
Nhazi mgbasawanye nke 140,000m2 nke na-esote emewo ka saịtị ahụ nwee ike ijikwa ihe fọrọ nke nta ka ọ bụrụ ọkara nke mkpofu mkpofu nke Shenzhen's Longgang, gụnyere ịnara ihe mkpofu 1,600 kwa ụbọchị.
Mgbasawanye ala na SHENZHEN
Eburu ụzọ mee usoro mkpuchi mpaghara gbasaara ya na ntọala nwere ahịrị abụọ, mana nyocha gbasara ala chọpụtara na oyi akwa ụrọ dị 2.3m – 5.9m nwere ikike dị ala nwere ike rụọ ọrụ dị ka ihe mgbochi nke abụọ. Otú ọ dị, nke mbụ liner kwesịrị ịbụ ihe ngwọta geosynthetic dị elu.
A kọwapụtara HDPE geomembrane, yana geomembrane gbara ọkpụrụkpụ 1.5mm na 2.0mm ahọpụtara maka ojiji na mpaghara dị iche iche. Ndị injinia na-arụ ọrụ ahụ jiri ọtụtụ ntuziaka mee ihe n'ime njirimara ihe onwunwe na mkpebi ọkpụrụkpụ, gụnyere Ntuziaka CJ/T-234 na High Density Polyethylene (HDPE) maka Landfills na GB16889-2008 Standard for Pollution Control on the Landfill Site for Municipal Solid Waste.
A na-eji HDPE geomembrane mee ihe n'oge ebe mgbasawanye nke mkpofu ahịhịa.
N'okpuru ebe a, a na-ahọrọ liner dị nro ka a na-ahọrọ geomembrane elu nke a haziri ahazi maka ebe ndị ahụ gbadara agbaze n'elu geomembrane elu a haziri ahazi ma ọ bụ fesa.
The uru nke interface esemokwu arụmọrụ bụ ia n'ihi Ọdịdị na homogenousness nke akpụkpọ ahụ n'elu. Ojiji nke geomembrane HDPE nyekwara uru arụ ọrụ na ihe owuwu nke ndị otu injinia imewe chọrọ: oke nrụgide mgbawa, ọnụego mgbaze dị elu iji mee ka arụmọrụ ịgbado ọkụ siri ike, nguzogide kemịkalụ dị mma, wdg.
A na-eji ụgbụ a na-ekpofu mmiri mee ihe dị ka oyi akwa nchọpụta mmiri na dịka oyi akwa n'okpuru nchịkọta. Igwe mmiri mmiri ndị a nwekwara ọrụ abụọ nke ichebe geomembrane HDPE site na mmebi nwere ike imebi. Enyere nchebe agbakwunyere site na oyi akwa geotextile siri ike dị n'etiti HDPE geomembrane na nnukwu ụrọ subgrade.
Nsogbu pụrụ iche
Emere ihe owuwu a na Hong Hua Ling Landfill n'usoro siri ike, n'ihi nrụgide maka mpaghara na-eto ngwa ngwa ka nnukwu mgbasawanye nke mkpofu ahịhịa na-arụ ọrụ ozugbo enwere ike.
Ejiri 50,000m2 nke geomembrane rụọ ọrụ mbụ, wee jiri 250,000m2 fọdụrụnụ nke geomembrane achọrọ mechaa.
Nke a mere ka a kpachara anya ebe ndị nrụpụta HDPE dị iche iche chọrọ ka ejikọta ọnụ. Nkwekọrịta ahụ dị na Mgbaze Mgbaze dị oke egwu, nyocha wee chọpụta na MFR nke ihe ndị ahụ yiri nke ọma iji gbochie ogwe ịgbaji. Ọzọkwa, a na-eme ule nrụgide ikuku na nkwonkwo panel iji chọpụta njigide weld.
Ebe ọzọ onye ọrụ nkwekọrịta na onye na-enye ndụmọdụ kwesịrị ilebara anya na-eleba anya n'usoro ihe owuwu a na-eji na mkpọda gbagọrọ agbagọ. Amachibidoro mmefu ego, nke pụtara njikwa ngwa ngwa nke ihe. Ndị otu ahụ chọpụtara na ịrụ mkpọda ahụ nke nwere ogwe dị n'akụkụ mkpọda ahụ nwere ike ịzọpụta ihe, n'ihi na enwere ike iji ụfọdụ akwụkwọ mpịakọta ndị e gbuturu mee ihe n'ọgbara nke enyere ogwe osisi ahụ n'obere obosara na obere mkpọmkpọ ebe. The downside nke a obibia bụ na ọ chọrọ ka ukwuu ubi ịgbado ọkụ nke ihe, ma ndị a welds niile na-nyocha na nkwenye site na-ewu na CQA otu iji hụ na weld mma.
Mgbasawanye Landfill Hong Hua Ling ga-enye mkpokọta mkpofu 2,080,000.
Akụkọ sitere na: https://www.geosynthetica.net/landfill-expansion-shenzhen-hdpe-geomembrane/
Oge nzipu: Sep-28-2022