Iiprojekthi zogutyulo zibandakanya amanzi emvula ezidolophini kunye nokulahlwa kwelindle, uthungelwano lwemibhobho kamasipala, ukucocwa kwamanzi amdaka kwimizi-mveliso, ulawulo lwezandyondyo kunye nokuhanjiswa kwamanzi amdaka, kunye nonkcenkceshelo lolondolozo lwamanzi. Bajongene neemeko zokusebenza ezinzima ezifana nokuguquguquka okukhulu kokuhamba, umxholo ophezulu wentlenga, ukungcola okuxubeneyo, ukutshintshwa kweendawo ezomileyo nezimanzi, kunye nomsebenzi wokungcwaba ixesha elide. Iivalvu zokuhambisa amanzi eziqhelekileyo "zobukhulu obunye" ziyakwazi ukuvaleka, ukuvuza kunye nokugcinwa nzima, okukhokelela kwiingxaki zemibhobho kunye nelahleko yeprojekthi. Ngokungafaniyo nabavelisi ngokubanzi abasebenzisa nje iivalvu zamashishini kwiimeko zokuhambisa amanzi,IValve yeHuaduiphuhlisa iivalvu ezilungiselelwe amacandelo e-drainage, ukuxazulula iintlungu eziphambili kunye nokubonelela ngenkxaso yokulawula ulwelo oluthembekileyo.
Iimveliso zethu zigubungela yonke inkqubo yokuhambisa amanzi, ukuziqhelanisa nogutyulo lwasezidolophini, amanzi emvula, amanzi amdaka emizi-mveliso kunye namanzi ezikhukula. Basebenza ngokuzinzileyo phantsi kweemeko ezinzima, ukunciphisa ukugcinwa rhoqo kunye nemingcipheko yokusebenza, kunye nokuhlangabezana neemfuno ezisebenzayo, ezizinzileyo kunye nokukhusela okusingqongileyo kwiiprojekthi zokuhambisa amanzi.
Okuivalve yebhabhathane echasene nokuvala amanzi amdakayenzelwe uthungelwano lwemibhobho yamanzi emvula nasezidolophini. Iza nomjelo wokuqukuqela olungelelanisiweyo ogcwele izibuko-akukho zikona zifileyo konke konke, ukuze ukungcola kungayi kufumba. Sisebenzisa i-iron ductile kwipleyiti yevalve, edityaniswe nezitywina zerabha ze-EPDM, ngoko ke ibambelele kakuhle ngokuchasene nokunxiba kunye nokubola. Kukho i-scraper eyakhelwe-ngaphakathi yokuzicoca nayo, ejongene neengxaki zokuvala okulungileyo. Ilula, kulula ukuyifaka ngokuthe tye okanye ngokuthe nkqo, isebenza kakuhle kuthungelwano lokuhambisa amanzi kamasipala, kwaye luhlala ngaphezu kweminyaka eyi-15.
Senza le valve yesango ekwaziyo ukumelana nomhlwa ngokukodwa kumanzi amdaka emizi-mveliso-njengohlobo olusuka kwimichiza, ushicilelo kunye nokudaya, okanye kwizityalo ezilungisa ukutya. Isebenzisa i-FRP okanye i-316L yensimbi engenasici kumzimba wevalve, eyomeleleyo ngokwaneleyo ukuba ime kwizinto ezidliwayo kumanzi amdaka (izinga lokutya lonyaka elingaphantsi kwe-0.02mm). Isitywina esibhetyebhetye siyigcina ingavuzi ngokupheleleyo, kwaye nesiqu sevalve sobungqina bokurusi asiyi kubambeka nasemva kokuntywiliselwa ixesha elide. Ifanelekile kwizityalo zokucocwa kwamanzi amdaka, iqhuba iminyaka eyi-8 ngaphandle kokufuna ukulungiswa, kwaye inceda amashishini anciphise iindleko.
Le valve yokuhlola ukuqukuqela kwamanzi amakhulu yeyolawulo lwezandyondyo, ukuphuculwa komlambo, nokukhupha amanzi kumadama. Inobubanzi obukhulu be-port epheleleyo yoyilo (i-flow coefficient ≥0.95), ngoko ke amanzi anokhukula angaphuma ngokukhawuleza-ukunceda ukugcina umonakalo wokukhupha amanzi ngokuphantsi kangangoko. Songeze i-hydraulic buffer ukunciphisa umonakalo wehamile yamanzi; akusayi kuphinda kuguge kwimibhobho okanye iivalvu ukusuka kuxinzelelo lwamanzi ngequbuliso. Ipleyiti yevalvu yintsimbi ephoswe phezulu yomelele ngokwaneleyo, yomelele ngokwaneleyo ukuba ikwazi ukumelana namanzi ezikhukula azele yintlenga edlula kuyo. Kukwakho nesixhobo esichasene nokubuyela umva ukunqanda amanzi ezikhukula ukuba angabuyeli ngasemva kwaye enze izinto zibe mandundu. Isetyenziswa kakhulu kwiinkqubo zokulawula izikhukhula, kwaye ihlala isebenza ngokuzinzileyo naxa iimeko ziba zimbi kakhulu.
Iphuhliswe kuthungelwano lwemibhobho engcwatywe ixesha elide, inesakhiwo esivaliweyo esichasene ne-corrosion (i-epoxy coal coal tar coating + ukhuseleko lwe-cathodic) ukuxhathisa umhlaba kunye ne-microbial corrosion. Ixhotyiswe ngokusebenza phantsi komhlaba kakuhle ukwenzela ukugcinwa ngaphandle kokumba, ilungelelanisa ukuguquguquka koxinzelelo lombhobho womnatha kwaye ifanelekile kwi-drainage engcwatywayo yasezidolophini kunye nothungelwano lokunkcenkceshela.
Ngokungafaniyo neevalvu ngokubanzi ezigxile kuphela ekutywineni, samkela "ijelo lokuhamba kwezibuko eligcweleyo + isakhiwo esizicocayo + isitulo sevalve echasene nokuvala" ukusombulula ukuvaleka. Uyilo olujoliswe kuko lokungcola okwahlukeneyo luthintela ukuvalwa rhoqo, ukufaka iimeko zokoqobo zokuhambisa amanzi.
Asisebenzisi izinto ezinobungakanani obufanayo kuzo zonke iimeko zokuhambisa amanzi. Endaweni yoko, sithelekisa izinto ezisekelwe kuhlobo lwendlela yokuhambisa amanzi ojongene nayo kunye nalapho ivalve iya kusetyenziswa khona. Ngale ndlela, siqinisekisa ukuba ivalve iyaxhathisa umhlwa njengoko kufanelekile, kwaye kwangaxeshanye, siyakunceda ugcine iindleko zizonke ziphantsi. Xa kuthelekiswa neevalve eziqhelekileyo zokukhupha amanzi, ezethu zihlala zi-2 ukuya kwii-3 ixesha elide.
Kwiivalvu ezihamba ngaphantsi komhlaba, senze uphuculo olukhethekileyo. Zitywinwe ngokupheleleyo ukuxhathisa umhlwa, kwaye sifaka umsebenzi ophantsi komhlaba kakuhle-ke akufuneki ugrumbe yonke indawo nje ukwenza ulondolozo. Sikwangeza izinzwa zokujonga, ukuze ufumane izilumkiso malunga naziphi na iingxaki ukusuka kude. Oko kongela imali kwisondlo kwaye kukugcina ekujonganeni nengxaki yokulungiswa kwendawo lonke ixesha.
Ukudibanisa uyilo lokuhamba okukhulu kunye nesakhiwo se-hydraulic buffer, iqinisekisa ukukhutshwa ngokukhawuleza (i-30% yokuhamba okuphezulu kuneevalvu eziqhelekileyo) kunye nokuphelisa ihamile yamanzi, ukusombulula isiphene seevalvu eziqhelekileyo.
Ukwenza ngokwezifiso iprojekthi yokuhambisa amanzi, asinikezeli nje iinketho eziqhelekileyo. Iqela lethu lobuchwephesha lisebenza umntu-mnye nawe, lifumanisa ukuba yintoni kanye imfuno yesayithi yakho. Nokuba ufuna umjelo wokuqukuqela oqhelekileyo, izixhobo ezithile, okanye ubungakanani obungeyosiqhelo, singayenza ukuba yenzeke. Siphinde sithumele abantu bethu kwindawo yakho ukuze bancede ngokufakela, kwaye sijonga emva kokuthengisa ukuze siqinisekise ukuba iivalve zisebenza ngokugqibeleleyo kwi-setup yakho-akukho ukungahambi kakuhle, akukho ntloko.
Sonke simalunga nokulungisa iingxaki zokwenyani ojongene nazo ngeeprojekthi zokuhambisa amanzi. Iivalvu zethu ziqinile, aziyi kwaphula ibhanki, kwaye izixeko kunye neefektri kwihlabathi liphela ziyabathemba. Baza kukunceda uchithe imali encinci, wenze okungakumbi, kwaye ugcine iinkqubo zakho zokuhambisa amanzi zihamba kakuhle kwaye ngokukhuselekileyo-akukho xesha lokuphumla elingeyomfuneko.
