Apapo geomembrane jẹ ohun elo anti-seepage geotextile ti o jẹ ti fiimu ṣiṣu bi sobusitireti anti-seepage ati aṣọ ti ko hun. Awọn oniwe-egboogi-seepage išẹ o kun da lori egboogi-seepage iṣẹ ti awọn ṣiṣu fiimu. Awọn fiimu ṣiṣu ti a lo fun awọn ohun elo egboogi-seepage mejeeji ni ile ati ni kariaye ni akọkọ pẹlu polyvinyl kiloraidi (PVC), polyethylene (PE), ati ethylene/vinyl acetate copolymer (EVA). Wọn jẹ iru ohun elo ti o rọ kemikali polima pẹlu walẹ kekere kan pato, extensibility to lagbara, isọdọtun giga si abuku, resistance ipata, resistance otutu kekere, ati resistance Frost to dara.
Igbesi aye iṣẹ ti awọn geomembranes apapo jẹ ipinnu nipataki boya fiimu ṣiṣu npadanu anti-seepage ati awọn ohun-ini sooro omi. Gẹgẹbi awọn iṣedede orilẹ-ede Soviet, awọn fiimu polyethylene pẹlu sisanra ti 0.2m ati awọn amuduro ti a lo ninu imọ-ẹrọ omi le ṣiṣẹ fun awọn ọdun 40-50 labẹ awọn ipo omi mimọ ati awọn ọdun 30-40 labẹ awọn ipo idoti. Nitorinaa, igbesi aye iṣẹ ti geomembrane apapo ti to lati pade awọn ibeere ilodi-oju-oju ti idido naa.
Iwọn ti geomembrane
Ido omi ifiomipamo naa jẹ idido odi mojuto, ṣugbọn nitori iṣubu idido naa, apa oke ti ogiri mojuto ti ge asopọ. Lati yanju iṣoro ti oju-iwe anti-seeju, ogiri ti o lodi si oju-oju-oju ni a ti ṣafikun ni akọkọ. Gẹgẹbi igbelewọn ailewu ati itupalẹ ti idido omi ifiomipamo Zhoutou, lati le yanju oju jijo alailagbara ati jijo ipilẹ idido ti o fa nipasẹ ọpọlọpọ awọn ilẹ-ilẹ ti idido naa, awọn igbese ilodisi oju-ọna inaro bii didi aṣọ-ikele ibusun, grouting dada olubasọrọ, fifẹ ati grabbing sleeve daradara backfilling Aṣọ, ati ki o ga-titẹ sokiri egboogi-seepage awo odi won gba. Odi ti o ni itara oke ti bo pelu geomembrane apapo fun oju-oju oju-iwo, ati pe o ni asopọ si ogiri anti-seepage inaro ni isalẹ, ti o de giga ti 358.0m (0.97m loke ipele iṣan omi ayẹwo)
pataki iṣẹ
1. Ṣiṣepọ anti-seepage ati awọn iṣẹ idominugere, lakoko ti o tun ni awọn iṣẹ bii ipinya ati imuduro.
2. Agbara apapo giga, agbara peeli giga, ati resistance puncture giga.
3. Agbara idominugere ti o lagbara, olusọdipúpọ edekoyede giga, ati alasọdipúpọ laini ila kekere.
Akoko ifiweranṣẹ: Oṣu kọkanla-15-2024