A cikin ayyukan injiniyanci da aka ɓoye—kamar ramuka, jiragen ƙasa na ƙarƙashin ƙasa, da hanyoyin amfani da wutar lantarki na ƙarƙashin ƙasa—muraben ruwa ba wai kawai suna aiki a matsayin shinge don ware ruwa ba, har ma a matsayin “abubuwa masu sassauƙa” waɗanda ke shiga cikin daidaita damuwa ta tsarin gini. A matsayinta na ƙwararren mai ƙera kayan aiki a fannin geosynthetics, Shandong Hongyue Environmental Engineering Co., Ltd. (wanda daga baya ake kira "Hongyue Environmental") ta yi amfani da ƙwarewarta ta fasaha a cikin membranes na hana ruwa na EVA (Ethylene-Vinyl Acetate Copolymer) don ƙirƙirar tsarin gini na kimiyya, mai tsauri, da daidaito. Ta hanyar manyan dabaru guda uku—"zaɓin abu daidai, walda mai kyau, da kuma daidaita tensioning"—kamfanin yana amfani da kyawawan halaye na membranes na EVA gaba ɗaya, gami da tsayin daka mai yawa, juriya mai ƙarancin zafi, da ƙarfin tsagewa, ta haka ne yake kafa kariya mai hana ruwa da ba za a iya jurewa ba ga nau'ikan ayyukan injiniya iri-iri.
Mataki na Ɗaya: Zaɓin Kayan Aiki da Shirye-shiryen Ƙarfe—Shirya Tushen Da Ba Shi da Aibi
Aikin hana ruwa mai inganci yana farawa da cikakken iko akan kayan aiki. Matattarar hana ruwa ta EVA ta Hongyue Environmental tana amfani da Ethylene-Vinyl Acetate Copolymer mai inganci a matsayin babban kayan aikinsu; suna nuna sassauci kamar roba, suna da kyakkyawan sassauci mai ƙarancin zafin jiki (yana kiyaye sassauci koda a cikin yanayin sanyi daga -30°C zuwa -35°C), kuma suna da ƙarfin tsagewa mai yawa. Kafin a gina, dole ne a yi shiri mai tsauri: saman tushe dole ne ya kasance mai faɗi, mai ƙarfi, kuma babu wani matsala ko abubuwa masu kaifi, yayin da a lokaci guda yake tabbatar da cewa babu ruwa mai tsayawa, tabon mai, da ƙura. Dangane da girman aikin da takamaiman yanayin aikinsa, Hongyue Environmental yana ba da membranes na hana ruwa na EVA na musamman a cikin kauri daban-daban - daga 0.5 mm zuwa 2.5 mm - don tabbatar da daidaito mafi kyau tsakanin aikin abu da buƙatun injiniya.
Mataki na Biyu: Tsarin Walda Mai Tsauri—Tabbatar da Tsawon Rayuwar Tsarin Wanke Ruwa
A lokacin gina wurin, ingancin membrane mai hana ruwa ya dogara da kashi 90% akan ingancin walda mai zafi. Ƙungiyar fasaha ta Hongyue Environmental ta jaddada cewa dole ne a yi watsi da kuskuren ɗaukar walda a matsayin "aikin rufewa" kawai; maimakon haka, dole ne a ba shi fifiko a matsayin muhimmin tsari. Ya kamata a yi ginin ta amfani da injunan walda na musamman ko bindigogin walda mai zafi, tare da sarrafa zafin fitar iska a cikin kewayon 320°C zuwa 380°C. Kafin walda, dole ne a sarrafa faɗin rufewa tsakanin zanen membrane da ke kusa da shi daidai tsakanin 70 mm zuwa 100 mm, kuma dole ne a yi amfani da goga na waya na ƙarfe don cire duk wani ƙurar saman ko yadudduka masu oxidized daga wuraren da suka haɗu. A lokacin aikin walda, ana amfani da zafi mai yawa don narke saman kayan EVA, sannan a yi amfani da matsin lamba don haɗa layukan zuwa naúrar guda ɗaya, mai haɗin kai. Tabbatar bayan walda ya ƙunshi tsari mai matakai uku mai tsauri na dubawa: Da farko, ana gudanar da duba gani don tabbatar da cewa dinkin walda ya bayyana a matsayin gama gari, mai haske, mai kama da gilashi, ba tare da wani kumfa ko wrinkles ba. Na biyu, ana yin gwajin barewa ta injiniya; idan aka yi amfani da ƙarfin tensile a daidai gefen dinkin walda, dole ne ya kasance ba tare da tsagewa ba. Na uku, inda ya zama dole, ana yin gwajin hauhawar farashin kaya don tabbatar da cewa duk wani rugujewar matsin lamba ya kasance cikin iyakokin da aka tsara.
Mataki na 3: Tashin hankali da shimfidawa a Kimiyya—Kawar da Haɗarin "Walda na Ƙarya"
A lokacin gini a wurare masu rikitarwa—kamar kambin rami—nauyin kayan na iya sa shi ya faɗi cikin sauƙi, wanda ke haifar da “walda na ƙarya” (ƙungiya mara cikakke ko rauni). Kare Muhalli na Hongyue ya jaddada musamman wajibcin amfani da hanyar “ƙarfafawa da sassautawa” ta hanyar walda. Wannan ya ƙunshi da farko ɗaure membrane mai hana ruwa zuwa substrate ta amfani da majajjawa na musamman waɗanda suka yi nisa da kusan 300mm; sannan ana sakin tashin hankali sashe-sashe, tare da yin walda a lokaci guda. Wannan hanyar tana hana faruwar walda na ƙarya da ke faruwa sakamakon lanƙwasa kayan da ke ƙarƙashin nauyinsa, ta haka ne ke tabbatar da haɗin kai mai ƙarfi tsakanin membrane mai hana ruwa da kuma babban tsarin tallafi. Bugu da ƙari, membranes masu hana ruwa na EVA suna nuna jituwa mai yawa da manne daban-daban; yayin da ake yin cikakken magani na kusurwoyi, shigar bututu, da sauran wurare masu rikitarwa, ana iya amfani da manne na musamman don cimma hatimi cikin sauri da inganci, ta haka ne za a ƙara inganta tsarin hana ruwa shiga gaba ɗaya.
Ta hanyar amfani da wannan tsarin dabarun gini na yau da kullun, membranes na kariya daga muhalli na EVA na Kare Muhalli na Shandong Hongyue suna iya nuna cikakkiyar fa'idodinsu - gami da juriya ta musamman ga hydrolysis, juriya ga shigar tushen tushe, da kuma tsawon rai mai amfani.
Lokacin Saƙo: Mayu-09-2026
