Isiteshi sokugcina amanzi siyindawo ebalulekile yokwabiwa kwemithombo yamanzi kanye nokunisela kwezolimo, futhi ukwelashwa kwaso okungangeni amanzi kuhlobene ngqo nokuqina nokuphila kwesiteshi. Eminyakeni yamuva nje, njengohlobo olusha lwezinto ezingangeni amanzi, i-geomembrane ehlanganisiwe isetshenziswe kabanzi ekwelapheni iziteshi zokugcina amanzi ezingangeni amanzi. Ngakho-ke, ingabe kuhle ukusebenzisa i-geomembrane ehlanganisiwe ekwelapheni iziteshi zokugcina amanzi ezingangeni amanzi? Leli phepha lizohlaziya izinzuzo kanye nokungalungi kwe-geomembrane ehlanganisiwe kanye nokusetshenziswa kwayo ekwelapheni iziteshi zokugcina amanzi ezingangeni amanzi.
Okokuqala, ake sibheke izinzuzo zama-geomembrane ahlanganisiwe. I-geomembrane ehlanganisiwe yakhiwe yi-polymer ephezulu yama-molecule kanye ne-geotextile, enomsebenzi omuhle kakhulu wokulwa nokuvuza. I-coefficient yayo yokulwa nokuvuza iphansi, engavimbela ngempumelelo ukungena kwamanzi futhi inciphise ukulahleka kokuvuza kwesiteshi. Ngaphezu kwalokho, i-geomembrane ehlanganisiwe nayo inamandla amahle okudonseka kanye nobude lapho iphuka, engazivumelanisa nokuguquguquka kwesisekelo sesiteshi futhi igcine ukuzinza kwesakhiwo. Ngesikhathi esifanayo, i-geomembrane ehlanganisiwe nayo inezici zokumelana nokugqwala, ukumelana nokuguga kanye nokumelana ne-ultraviolet, futhi ingasetshenziswa isikhathi eside ngaphansi kwezimo zemvelo ezinzima.
Kodwa-ke, kunezinkinga ezithile kuma-geomembrane ahlanganisiwe. Okokuqala, ukwakhiwa kunzima futhi kudinga ithimba lokwakha elingochwepheshe kanye nobuchwepheshe bokwakha. Ukubekwa kwe-geomembrane ehlanganisiwe kudinga ukuqinisekisa ukuthi ubuso be-membrane buthambile futhi buqinile, ngaphandle kwalokho umphumela wayo wokungangeni kwamanzi uzothinteka. Ngaphezu kwalokho, i-geomembrane ehlanganisiwe nayo idinga ukuqaphela ukugwema ukubhoboza nokuklwebha izinto ezibukhali ngesikhathi sokuthuthwa nokugcinwa, ukuze ingabhubhisi ubuqotho bayo.
Ekuphatheni iziteshi zokulondolozwa kwamanzi ngendlela engangeni amanzi, ukusetshenziswa kwe-composite geomembrane kunezinzuzo ezithile. Okokuqala, i-composite geomembrane ingavimbela ngempumelelo ukuvuza phansi kwesiteshi futhi ithuthukise amandla okugcina amanzi kanye nokusebenza kahle kokunisela kwesiteshi. Okwesibili, isikhathi sokwakhiwa kwe-composite geomembrane sifushane, okungafinyeza isikhathi sokwakha futhi kunciphise izindleko zephrojekthi. Ngaphezu kwalokho, i-composite geomembrane inokuphila isikhathi eside kwenkonzo, okunganciphisa inani lokulungiswa nokufakwa esikhundleni kweziteshi futhi kunciphise izindleko zokulungisa.
Kodwa-ke, ekwelapheni iziteshi zokulondolozwa kwamanzi ezingangeni amanzi, sidinga futhi ukunaka eminye imikhawulo yama-geomembrane ahlanganisiwe. Isibonelo, lapho kubekwa i-geomembrane ehlanganisiwe, kuyadingeka ukuqinisekisa ukuthi phansi kwesiteshi kuyisicaba futhi azikho izinto ezibukhali eziphumayo ukuze kugwenywe ukubhoboza ubuso be-membrane. Ngaphezu kwalokho, i-geomembrane ehlanganisiwe idinga ukushintshwa futhi ilungiswe ngemva kokufakwa ukuqinisekisa ubuqotho bayo nokuqina kwayo. Lezi zidingo zokwakha zonke zidinga ukuhlela nokulungiselela okwanele ngaphambi kokwakhiwa.
Ngaphezu kwalokho, sidinga futhi ukunaka izinguquko zokusebenza kwama-geomembrane ahlanganisiwe ngesikhathi sokusetshenziswa isikhathi eside. Nakuba i-geomembrane ehlanganisiwe inezici zokumelana nokuguga kanye nokumelana ne-ultraviolet, ukusebenza kwayo kungathinteka ngezinga elithile uma ivezwa ezindaweni zemvelo njengokukhanya kwelanga, imvula kanye nomhlabathi isikhathi eside. Ngakho-ke, ekwelapheni iziteshi zokugcina amanzi ezingangeni emanzini, sidinga ukuhlola njalo nokugcina i-geomembrane ehlanganisiwe ukuqinisekisa ukuzinza nokuqina kokusebenza kwayo.
Ngamafuphi, kunezinzuzo ezithile kanye nokusebenza kahle kokusebenzisa i-composite geomembrane ekwelapheni iziteshi zokugcina amanzi ezingangeni amanzi. I-composite geomembrane idlala indima ebalulekile ekwelapheni iziteshi zokugcina amanzi ezingangeni amanzi ngenxa yokusebenza kwayo okuhle kakhulu kokungangeni amanzi, ukuzivumelanisa nezimo okuhle kanye nokuphila isikhathi eside kwenkonzo. Kodwa-ke, sidinga futhi ukuqaphela imikhawulo kanye nezinyathelo zokuphepha ekwakhiweni nasekusetshenzisweni kwama-composite geomembrane. Ngakho-ke, ekusetshenzisweni okungokoqobo, sidinga ukukhetha nokusebenzisa ngokwezimo ezithile, futhi siqinise ukuphathwa kokwakhiwa nokugcinwa ukuqinisekisa ukusebenza kahle nokuphepha kwama-composite geomembrane ekwelapheni iziteshi zokugcina amanzi ezingangeni amanzi.
Isikhathi sokuthunyelwe: Jan-10-2025
