Monga mtundu watsopano wa zinthu za polima, gulu la geomembrane limagwiritsidwa ntchito kwambiri mu engineering ya hydraulic and engineering engineering. Njira zolumikizirana ndi geomembrane yophatikizika ndi nembanemba imaphatikizapo njira zosiyanasiyana monga lap joint, kugwirizana ndi kuwotcherera. Chifukwa cha kufulumira kwa ntchito yake komanso kuchuluka kwa makina, kumanga kuwotcherera kungachepetse kwambiri chiwerengero cha ogwira ntchito pamalowo ndikufupikitsa nthawi yomanga, ndipo pang'onopang'ono yakhala njira yaikulu yopangira malo opangira ma geomembranes. Njira zowotcherera zimaphatikizira mphero yamagetsi, kuwotcherera kwamafuta otentha komanso kutentha kwambiri kwa gasi.
Pakati pawo, kuwotcherera wedge yamagetsi ndi komwe kumagwiritsidwa ntchito kwambiri. Akatswiri apakhomo ndi akatswiri apanga kafukufuku wozama paukadaulo wowotcherera wedge ndipo adapeza kufotokozera pafupipafupi komanso kuchuluka kwake. Malingana ndi mayesero oyenerera a m'munda, mphamvu yowonjezereka ya gulu la geomembrane lophatikizana ndiloposa 20% ya mphamvu yazitsulo zoyambira, ndipo kuthyoka kumachitika makamaka pa gawo lopanda weld la m'mphepete mwa weld. Komabe, palinso zitsanzo zomwe kulephera kwamphamvu kwamphamvu kuli kutali ndi zofunikira za kapangidwe kake kapena gawo losweka limayamba mwachindunji kuchokera ku weld. Zimakhudza mwachindunji kukwaniritsidwa kwa anti-seepage zotsatira za gulu la geomembrane. Makamaka pakuwotcherera kwa gulu la geomembrane, ngati kuwotcherera kumachitika, mawonekedwe a weld amakwaniritsa zofunikira za kapangidwe kake, koma mphamvu yowotcherera yowotcherera nthawi zambiri imalephera kukwaniritsa zofunikira za kapangidwe kake, ndipo sipangakhale vuto lililonse pakanthawi kochepa. Komabe, poganizira kukhazikika kwa polojekitiyi, zidzakhudza mwachindunji kukwaniritsidwa kwa moyo wotsutsa-seepage wa polojekitiyi. Ngati pali vuto, zotsatira zake zimakhala zoopsa kwambiri.
Kuti izi zitheke, tafufuza ndikuwunika momwe amawotcherera a HDPE gulu la geomembrane, ndikuyika zovuta zomwe zimachitika nthawi zambiri pomanga, kuti tipange kafukufuku wosiyanitsa ndikupeza njira zowongolera. Mavuto omwe amapezeka pakupanga kuwotcherera kwa gulu la geomembrane makamaka amaphatikiza kuwotcherera kwambiri, kuwotcherera kwambiri, kuwotcherera kosowa, makwinya, ndi kuwotcherera pang'ono kwa mkanda wowotcherera.
Nthawi yotumiza: Apr-20-2022