Mai raba ruwa

A cikin aikin injiniya na farar hula (musamman aikin injiniya), mai raba ruwa (HDS), wanda kuma ake kira mai raba ruwa, na'urar sarrafa ruwan sama ce wacce ke amfani da rabuwa ta cyclonic don sarrafa gurɓataccen ruwa. An tsara su azaman tsarin gudana tare da daidaitawa ko rabuwa don cire turɓaya da sauran gurɓataccen abu. HDS ana ɗaukar su a matsayin Ayyukan gudanarwa mafi kyau (BMPs), kuma ana amfani da su don magance da kuma kula da ruwan sama, kuma sun dace da wuraren da ba su da ruwa sosai, kamar hanyoyi, manyan hanyoyi da wuraren ajiye motoci.

 Zane da aikace-aikace 
Tsarin HDS yana amfani da kimiyyar ruwa mai gudana don cire abubuwa masu gurɓataccen abu iri-iri kuma ana nuna su ta hanyar tsarin ciki wanda ko dai ya haifar da vortex mai juyawa ko kuma ya jefa ruwa cikin babban ramin. : 1 Tare da ƙarin fasalulluka don rage saurin, an tsara tsarin HDS don raba abubuwan da ke iyo (sharar gida, tarkace da mai) da ƙwayoyin da za a iya daidaitawa, kamar laka, daga ruwan sama. Tsarin HDS ba su da tasiri don cire abubuwa masu kyau ko gurɓataccen gurɓata."Stormwater Inlet Controls; Fact Sheet" (PDF). National Menu of Best Management Practices for Stormwater-Post-Construction. Washington, D.C.: U.S. Environmental Protection Agency. December 2021. EPA 832-F-21-031Y. Hakanan tsarin yana ƙarƙashin ƙura da ƙuƙwalwa a lokacin manyan abubuwan da suka faru na guguwa, misali guguwa ta shekaru 10. : 42 

 Bincike 
Abubuwa da yawa sun dace wajen zabar samfurin rarraba hydrodynamic don shafin.

 Bukatun kiyayewa da dubawa 
Tsarin HDS ba mai kulawa ba ne, idan aka kwatanta da BMPs na ƙasa. Kowane tsarin da aka ƙera yana da ƙirar ɗan bambanta, saboda haka ya kamata a kalli buƙatun kulawa da dubawa a hankali yayin sayen tsarin HDS. Ana amfani da motocin iska don kulawa, don haka samun damar da ba a hana su ba ga gurɓataccen abu don cirewa yana da mahimmanci."Stormwater Inlet Controls; Fact Sheet" (PDF). National Menu of Best Management Practices for Stormwater-Post-Construction. Washington, D.C.: U.S. Environmental Protection Agency. December 2021. EPA 832-F-21-031Y.

 Shigarwa da farashin aiki 
Kudin tsarin HDS sun dogara da takamaiman yanayin shafin kamar halaye na ƙasa, adadin runoff da za a bi da shi, zurfin tsarin da bukatun aiki. Nau'o'i daban-daban na tsarin HDS sun bambanta a cikin aikin magani, kuma ƙaddamar da yanke shawara kawai akan shigarwa da farashin aiki na tsarin na iya daidaita aikin tsarin da muhalli. Ya kamata a yi la'akari da farashin kulawa na dogon lokaci tare da farashin gaba ɗaya yayin sayen ko zaɓar ruwan guguwa BMP a matsayin shigarwa na farko da farashin aiki bazai nuna saka hannun jari na dogon lokaci da ake buƙata don kula da tsarin ba.

 Kudin ƙasa 
A cewar Hukumar Kare Muhalli ta Amurka (EPA), "Shirye-shiryen kwandon kamawa na iya zama mafi dacewa lokacin da ƙasa mai samuwa ta iyakance, kamar a yankunan birane. Masu rarraba Swirl suna buƙatar ƙarin sarari fiye da shigar da kwandon kama amma har yanzu suna iya aiki lokacin da sarari ya iyakance. ""Stormwater Inlet Controls; Fact Sheet" (PDF). National Menu of Best Management Practices for Stormwater-Post-Construction. Washington, D.C.: U.S. Environmental Protection Agency. December 2021. EPA 832-F-21-031Y.

 Manazarta 
Rukuni:Shafuka masu fassarorin da ba'a duba ba