1. Shin akwai wani tasiri daga watsa fim?Bayan an ɗora fim ɗin, layin kutsawa kafin fim ɗin ya ɗan tashi kaɗan, yayin da layin shigar bayan fim ɗin ya ragu sosai.A lokaci guda kuma, kanun labarai na ruwa akai-akai a kasan fim din ya zama mai yawa, kuma ruwan da ke bayan fim din yana raguwa sosai.Rarraba gradients na ruwa shima ya canza sosai.Kafin sanya fim ɗin, akwai ƙaramin yanki mai ƙarfi na ruwa mai ƙarfi a mahadar ƙasa mai yashi da yumɓun yumbu, amma bayan sanya fim ɗin, gradient na hydraulic a cikin dik ya zama ƙarami, yayin da gradient na hydraulic a ƙarƙashin ƙasan. fim ɗin yana ƙaruwa sosai, yana nuna cewa ruwan ruwa ya canza saboda kasancewar fim ɗin A cikin hanyar kwarara, zubar da ruwa yana mai da hankali daga kasan membrane, wato, ƙwayar ƙwayar cuta yana da tasiri mai mahimmanci.Sai dai wani ɗan ƙaramin yanki a ƙasan farashin masana'anta na geomembrane da aka ƙera, kayan aikin hydraulic a wasu wuraren duk suna cikin kewayon ɗigon ruwa mai ƙyalƙyali, kuma ƙasan membrane yana cikin ƙaramin Layer na gabaɗayan aikin, tare da ƙaramin kewayo. kuma babu lalacewar osmotic da zai faru.
2. Tasirin kauri na fim.Lokacin da kasan membrane ya kasance 0.5m nesa da lãka, idan aka kwatanta da lãka Layer saka a cikin ƙasa na membrane, da wetting line bayan da membrane ya karu, da ruwa kai ya karu sosai, da ruwa kanun labarai a kasan. Membran ya zama maras kyau, yana nuna tasirin anti-seepage na membrane na tsaye yana raguwa sosai.Ana iya ganin cewa lokacin da Layer anti-seepage Layer kamar yumbu Layer ya wanzu a cikin gida, ko an shigar da yumbu a cikin kasan membrane yana da tasiri mai yawa akan tasirin da ake yi na membrane.Lokacin da aka shigar da yumbu a cikin kasan membrane, an kafa shingen da ba zai iya wucewa ba.Idan aka kwatanta da lokacin da ba a shigar da Layer na yumbu a cikin ƙasa na membrane ba, an inganta tasirin anti-sepage sosai.Lokacin da ba a shigar da laka a cikin kasan membran ba, akwai wani bakin ciki mai raɗaɗi tsakanin membrane da ba za a iya jurewa da yumbu ba.Lokacin da ruwa ke gudana zuwa kewaye, an kafa tashar mai ƙarfi mai ƙarfi.Lokacin da kasan membrane ya yi nisa daga lãka mai yumbu, kauri daga cikin maɗaukakiyar Layer yana ƙaruwa, tasirin shiga yana ƙaruwa, kuma tasirin anti-sepage yana raunana.
Lokacin da kasan murfin da ba za a iya jurewa ba a cikin lãka mai yumbu, gradient na hydraulic yana ƙaruwa a cikin yanki kusa da kasan jigon jigon da aka ƙera, amma yana raguwa a cikin yumbu Layer.Idan aka kwatanta da yanayin da babu membrane, na'ura mai aiki da karfin ruwa gradient na yumbu Layer a kasan membrane yana ƙaruwa, da kuma na'ura mai aiki da karfin ruwa gradient na laka Layer a bayan membrane ya ragu, yana nuna cewa ruwa ya tattara a gaban membrane, kuma saboda canjin hanyar ruwa mai gudana, ƙarin ruwa yana gudana a bayan membrane.Motsi na sama yana rage ƙaddamar da ƙwayar cuta a kan iyakar ƙasan ƙasa, wanda har yanzu yana da kyau ga kwanciyar hankali na shinge a cikin embankment.Bugu da kari, na'ura mai aiki da karfin ruwa gradient na kowane Layer (sai dai wani karamin sashi a kasan membrane) har yanzu ya fi karami fiye da halattaccen gradient na na'ura mai aiki da karfin ruwa gradient, don haka lokacin da kasa na membrane ba a rufe da lãka Layer, shigar azzakari cikin farji gazawar gaba daya. ba zai faru ba, amma tasirin anti-sepage na membrane na tsaye zai zama raguwa a bayyane.
3. Sakamakon fashewar membrane.Lokacin da membrane ya lalace, za a ƙirƙiri sabbin tashoshi masu ɓoyewa, wanda zai haifar da sake rarraba filin seepage.Layin shigar da ke bayan membrane ya karu sosai, kuma kan ruwa shima ya karu sosai, musamman a wurin da ya lalace.Tasirin anti-seepage na membrane anti-seepage na tsaye yana raguwa a fili.Na'ura mai aiki da karfin ruwa gradient kafin da kuma bayan da membrane samar da LDPE geomembrane masana'antun ya karye a fili yana ƙaruwa, yayin da na'ura mai aiki da karfin ruwa gradient a wasu yankunan ya ragu, yana nuna cewa ruwan da ke gudana ta cikin membrane ya karye, amma karuwa a cikin gradient da osmotic maida hankali ya haifar. kadan tasiri.Lokacin da dik ya ba da tashar mai tsayi mai tsayi, ba zai shafi kwanciyar hankali na dik ba.Bugu da ƙari, ɗigon hydraulic na sauran yadudduka yana raguwa, wanda ya fi ƙanƙara fiye da yadda aka ba da izini na hydraulic gradient, don haka lokacin da aka lalata membrane, gazawar osmotic ba zai faru ba.
Lokacin aikawa: Fabrairu-23-2022