Tsarin magudanar ruwa mai hade abu ne da ake amfani da shi a ayyukan hanyoyi, wuraren zubar da shara, gina sararin samaniya a karkashin kasa da sauran ayyuka. To, menene fa'idodi da rashin amfanin sa?
Babban fa'idodin hanyar sadarwa ta magudanar ruwa mai hadewa
1, Kyakkyawan aikin magudanar ruwa
Tashar magudanar ruwa mai haɗaka tana ɗaukar tsarin tsakiya na raga mai girma uku (yawanci kauri shine 5-8 mm) , Haƙarƙarin tsakiya a tsaye yana samar da hanyar magudanar ruwa mai ci gaba tare da tallafin da aka karkata, kuma ingancin magudanar ruwa ya ninka na layin tsakuwa na gargajiya sau 5-8. Tsarin kula da ramukansa na iya jure manyan kaya (3000 kPa) yana kiyaye daidaitaccen ƙarfin lantarki, kuma canja wurin kowane lokaci na iya kaiwa 0.3 m³/m² , Ya dace musamman ga yanayin ƙasa na musamman kamar yankunan daskararre da kuma maganin tushe mai laushi.
2, Babban ƙarfi da juriya na nakasawa
An yi shi da polyethylene mai yawan yawa (HDPE) Tushen raga da aka haɗa da zare polypropylene yana da ƙarfin jurewa ta hanyoyi biyu na 20-50 kN/m, Tsarin matsi ya wuce na geogrid na gargajiya da fiye da sau 3. A cikin ainihin ma'aunin sassan zirga-zirga masu nauyi, wurin da aka shimfida ƙarƙashin ƙasa tare da hanyar sadarwa ta magudanar ruwa mai haɗaka ya ragu da kashi 42%, kuma yawan fashewar hanyoyin hanya ya ragu da kashi 65%.
3, Tsarin da aka haɗa da ayyuka masu yawa
Ta hanyar geotextile (200 g/m²Standard) da tsarin haɗin gwiwar tsakiyar raga mai girma uku a lokaci guda yana aiwatar da ayyuka uku na "ƙarfafa tacewa-magudanarwa":
(1) Girman barbashi mai inganci na yadin da ba a saka ba na saman Layer ＞0.075mm Barbashin ƙasa na
(2) Tsarin raga yana fitar da ruwa mai shiga cikin ruwa cikin sauri don hana ruwan capillary tasowa
(3) Haƙarƙari masu tauri suna ƙara ƙarfin ɗaukar tushe kuma suna rage nakasar da ke ƙasa
4, Daidaita muhalli da karko
Tsarin juriyar acid da alkali na kayan yana har zuwa pH 1-14, A-70 ℃ Zuwa 120 ℃. Yanayin zafin jiki yana sa aikin ya kasance mai karko. Bayan sa'o'i 5000 na gwajin tsufa mai sauri na UV, ƙimar riƙe ƙarfi ＞85%, Rayuwar sabis ɗin na iya kaiwa sama da shekaru 50.
Iyakokin amfani da hanyar sadarwa ta magudanar ruwa mai hade
1, Rashin juriyar hudawa
Kauri na tsakiyar raga gabaɗaya shine 5-8 mm, Ana iya huda shi cikin sauƙi a saman tushe wanda ke ɗauke da tsakuwa mai kaifi.
2, Iyakantaccen ikon tsarkake ruwa
A ƙarƙashin yanayin kwararar ruwa mai sauri (gudun ＞0.5m/s) , Ga daskararrun da aka dakatar (SS) Ingancin katsewar shine kashi 30-40% kawai, kuma ya kamata a yi amfani da shi tare da tankunan laka ko matatun tacewa a cikin ayyukan tsaftace najasa.
3, Bukatun fasahar gini masu tsauri
(1) Ya kamata a sarrafa lanƙwasa na tushe ≤15mm/m
(2) Bukatar faɗin layi 50-100 mm, Ɗauki kayan aikin walda na musamman masu zafi
(3) Dole ne zafin jiki na yanayi ya kasance -5 ℃ Zuwa 40 ℃Tsakanin, yanayi mai tsanani na iya haifar da lalacewar abu cikin sauƙi
4, Babban farashin saka hannun jari na farko
Idan aka kwatanta da tsarin magudanar ruwa na gargajiya na yashi da tsakuwa, farashin kayan yana ƙaruwa da kusan kashi 30%, amma duk farashin zagayowar rayuwa ya ragu da kashi 40% (rage yawan kulawa da kuma yawan gyaran harsashi).
Aikace-aikacen injiniya
1, Tsarin ingantawa na hanyar birni
A tsarin shimfidar kwalta, shimfida hanyar sadarwa ta magudanar ruwa tsakanin layin macadam mai daraja da kuma ƙasan ƙasa na iya rage hanyar magudanar ruwa zuwa kauri na layin tushe da kuma inganta ingancin magudanar ruwa.
2. Tsarin hana zubar da shara
Ɗauki "hanyar sadarwa ta magudanar ruwa mai haɗaka" + HDPE membrane mara tsari "haɗaɗɗen tsari:
(1) Hanyar sadarwa ta magudanar ruwa tana fitar da ruwa, ma'aunin shigar ruwa ≤1×10⁻⁴cm/s
(2) Kauri na HDPE mai kauri 2mm yana ba da kariya sau biyu daga zubewa
3, Aikin gina birnin Soso
Gina magudanar ruwa mai girma uku a cikin lambunan ruwan sama da wuraren kore da suka nutse, tare da haɗin gwiwa da PP. Amfani da magudanar ruwa na zamani na iya rage yawan kwararar ruwa daga 0.6 zuwa 0.3 da kuma rage yawan ruwan da ke kwarara a birane.
Lokacin Saƙo: Maris-20-2025
