Ingubo engangeni manzi evuvukele uhlobo lwezinto zokwenziwa kwe-geosynthetic ezisetshenziswa ngokukhethekile ukuvimbela ukuvuza emachibini okwenziwa, ezindaweni zokulahla udoti, emagaraji angaphansi komhlaba, ezingadini zophahla, emachibini okubhukuda, ezindaweni zokugcina uwoyela kanye nasezindaweni zamakhemikhali. Yenziwe nge-bentonite evuvukele kakhulu esekelwe ku-sodium egcwele phakathi kwezindwangu ezikhethekile ze-geotextile ezihlanganisiwe nezingezona ezilukiwe. Umata we-bentonite ovimbela ukuvuza owenziwe ngendlela yokubhoboza inaliti ungakha izikhala eziningi ezincane zefayibha. Izinhlayiya ze-Bentonite azikwazi ukugeleza ohlangothini olulodwa. Lapho zihlangana namanzi, ungqimba olungangeni manzi lwe-colloidal olufanayo nolunobukhulu obuphezulu luyakhiwa kumata.
Izici Zomkhiqizo:
Isilinganiso sentengo yokusebenza ephezulu kanye nokusebenza okuhlukahlukene kakhulu. Ububanzi bomkhiqizo bungafinyelela amamitha ayi-6, okuthuthukisa kakhulu ukusebenza kahle kokwakhiwa.
Ububanzi besicelo kanye nemibandela yesicelo: Kufanelekela ukuphathwa kukamasipala (Ukulahla udoti), ukulondolozwa kwamanzi, ukuvikelwa kwemvelo, ichibi lokwenziwa kanye nezakhiwo ezingaphansi komhlaba zokuvimbela amanzi kanye namaphrojekthi okulwa nokuvuza kwamanzi.
Izidingo zokwakha:
1. Ngaphambi kokwakhiwa kwengubo engangeni manzi ye-bentonite, ungqimba lwesisekelo kufanele luhlolwe. Ungqimba lwesisekelo kufanele lufakwe i-tamped futhi lube yi-flat, lungabi nama-potholes, amanzi, amatshe, izimpande nezinye izinto ezibukhali.
2. Ngesikhathi sokuphathwa nokwakhiwa kwengubo engangeni manzi ye-bentonite, ukudlidliza kanye nomthelela kufanele kugwenywe ngangokunokwenzeka, futhi ukugoba okukhulu komzimba wengubo kufanele kugwenywe. Kungcono ukuyibeka endaweni ngesikhathi esisodwa.
3. Ku-GCL Ngemva kokufakwa nokwamukelwa, umsebenzi wokugcwalisa kabusha kufanele wenziwe ngokushesha okukhulu. Uma kusetshenziswana ne-HDPE I-geomembrane kufanele ibekwe ngamatshe futhi ishiselwe ngesikhathi ukuze igweme ukuthi ingabi manzi noma iphuke ngenxa yemvula.
Indlela yokuvimbela amanzi yile: i-bentonite esekelwe ku-sodium ekhethelwe ingubo yokuvimbela amanzi ye-bentonite inganda izikhathi ezingaphezu kuka-24 uma ivezwa emanzini, okwenza ukuthi yakhe uhlelo olufanayo lwe-colloidal olune-viscosity ephezulu kanye nokulahlekelwa okuphansi kokuhlunga. Ngaphansi kokuvinjelwa kwezingqimba ezimbili ze-geotextile, i-bentonite iyashintsha kusukela ekungahleleki kuya ekukhuleni okuhlelekile, futhi umphumela wokwanda okuqhubekayo kokumuncwa kwamanzi ukuthi ungqimba lwe-bentonite ngokwalo luba lukhuni, ngaleyo ndlela lube nomphumela wokungangeni manzi.
Isikhathi sokuthunyelwe: Feb-17-2025
