TWS Backflow Preventer

Kushanda Nheyo yeBackflow Preventer

TWS backflow preventerchigadziriso chemuchina chakagadzirirwa kudzivirira kudzoreredza kuyerera kwemvura yakasvibiswa kana imwe midhiya kupinda mune inonwiwa yemvura system kana yakachena fluid system, kuve nechokwadi chekuchengetedza uye kuchena kweiyo yekutanga system. Basa rayo rekushanda rinonyanya kuvimba nekubatanidzwa kwecheki mavharuvhu, kudzvinyirirwa kusiyanisa nzira, uye dzimwe nguva mavharuvhu ekuyamura kugadzira "chipingamupinyi" chinopesana nekudzoka shure. Heino rondedzero yakadzama:

Dual Check ValveMechanism
Zvizhinjibackflow preventersbatanidza maviri akazvimirira achishanda cheki mavharuvhu akaiswa munhevedzano. Yekutanga cheki vharuvhu (inletcheki vharafu) inobvumira mvura kuti iende mberi mugadziriro pasi pemamiriro ezvinhu akajairika asi inovhara zvakasimba kana backpressure ikaitika, kudzivirira reverse kuyerera kubva kudivi rezasi. Yechipiricheki vharafu(outletcheki vharafu) inoshanda sechipiri chipingamupinyi: kana yekutangacheki vharafuikakundikana, yechipiri inomisa kuvharira chero yasara backflow, ichipa yakawandisa layer yekudzivirira.

Pressure Differential Monitoring
Pakati pevaviricheki mavharuvhu, pane kumanikidzwa kusiyanisa chamber (kana nzvimbo yepakati). Pasi pekushanda kwakajairwa, kudzvanywa murutivi rwekupinza (kumusoro kwevhavhavhavhavha yekutanga) kwakakwira kupfuura kudzvanya kuri munzvimbo yepakati, uye kudzvanywa kuri munharaunda yepakati kwakakwira kupfuura kudivi rekubuda (kudzika kwechipiri.cheki vharafu) Iyi yekumanikidza gradient inoita kuti ese mavharuvhu ekutarisa arambe akavhurika, achibvumira kumberi kuyerera.

Kana kudzoka shure kwave pedyo (semuenzaniso, nekuda kwekudonha kamwe kamwe mumhepo yekumusoro kana kuwedzera kwekudzika kwemvura), chiyero chekumanikidza chinokanganiswa. Yekutanga cheki vharuvhu inovhara kudzivirira kudzoka kubva munzvimbo yepakati kuenda kune inopinza. Kana yechipiri cheki vharuvhu ichionawo reverse kudzvanywa, inovhara kuvharira kudzoka kubva kudivi rekubuda kuenda kunzvimbo yepakati.

Relief Valve Activation
Vazhinji vanodzivirira backflow vakashongedzerwa nevhavha yekuyamura yakabatana nenzvimbo yepakati. Kana mavharuvhu ese ari maviri ekutarisa akatadza kana kumanikidza munzvimbo yepakati kunopfuura kudzvanywa kwekupinda (zvichiratidza mukana wekudzokera kumashure), vharafu yekuyamura inovhura kuti ibudise mvura yakasvibiswa munzvimbo yepakati kuenda kumhepo (kana dhiraivha). Izvi zvinodzivirira mvura yakasvibiswa kubva pakusundidzira kumashure mumvura yakachena, kuchengetedza kutendeseka kwekutanga system.

Automatic Operation
Iyo yese maitiro ndeye otomatiki, haidi kupindira nemaoko. Chishandiso chinopindura zvine simba kune shanduko mukudzvinyirirwa kwemvura uye mafambiro ekuyerera, kuve nechokwadi chekuchengetedzwa kunoramba kuripo kubva pakudzokera kumashure pasi pemamiriro ekushanda akasiyana.

Zvakanakira Backflow Preventers

Backflow preventerskuita basa rakakosha mukuchengetedza masisitimu emvura, kunyanya emvura inonwiwa, nekudzivirira kuyerera kwezvinobuda kwenhau dzakasvibiswa kana dzisingadiwe. Mabhenefiti avo akakosha anosanganisira:

1. **Kuchengetedzwa Kwemhando Yemvura**

Chakanyanya kunaka ndechekudzivirira kusvibiswa pakati pemvura inonwiwa uye isiri-inonwiwa masosi (semuenzaniso, tsvina yemumaindasitiri, mvura yekudiridza, kana suweji). Izvi zvinoita kuti mvura yekunwa kana zvinwiwa zvakachena zvirambe zvisina kusvibiswa, zvichideredza njodzi dzeutano dzine chekuita nekushandiswa kwemvura ine tsvina.

2. **Regulatory Compliance**

Mumatunhu mazhinji, vadziviriri vekudzokera shure vanorairwa nemakodhi epombi uye mitemo yehutano (seyakaiswa nemasangano akaita seEPA kana zviremera zvemvura zvemuno). Kudziisa kunobatsira zvivakwa uye masisitimu kusangana nemutemo, kudzivirira faindi kana kuvharika kwekushanda.

3. **Redundancy uye Reliability**

Zvizhinjibackflow preventersinoratidzira maviri maviri ekutarisa mavharuvhu uye yekuyamura vharafu, ichigadzira yakawandisa yekuchengetedza system. Kana chimwe chikamu chikatadza, vamwe vanoita semabhapu, vachideredza njodzi yekudzokera shure. Iyi dhizaini inogonesa kuita kwakafanana kunyangwe pasi pekuchinja-chinja kwekumanikidza kana kuyerera mamiriro.

4. **Kusiyana-siyana Pakati PemaApplication**

Iwo anochinjika kune akasiyana marongero, anosanganisira ekugara, ekutengesa, maindasitiri, uye masisitimu masisitimu. Ingave yakashandiswa mumambure emvura, masisitimu ekudiridza, kana mitsara yekugadzira maindasitiri, vadziviriri vekudzokera kumashure vanodzivirira zvinobudirira kudzoka zvisinei nerudzi rwemvura (mvura, makemikari, nezvimwewo) kana saizi yehurongwa.

5. **Kuderedza Kukuvadzwa Kwemidziyo **

Nekumisa reverse kuyerera, vadziviriri vekudzokera shure vanodzivirira pombi, mabhailers, hita dzemvura, uye zvimwe zvikamu zvehurongwa kubva mukukuvadzwa kunokonzerwa nekudzoreredza kana nyundo yemvura (kamwe-kamwe kumanikidza kusimuka). Izvi zvinowedzera hupenyu hwemichina uye zvinoderedza mari yekugadzirisa.

6. **Automatic Operation**

Backflow preventersshanda pasina kupindira kwemaoko, kupindura pakarepo kune shanduko yekuchinja kana kuyerera kwekuchinja. Izvi zvinova nechokwadi chekuchengetedzwa kunoramba kuripo pasina kuvimba nekutariswa kwevanhu, zvichiita kuti ive yakakodzera kune isina munhu kana kure masisitimu.

7. **Mutengo-Kushanda**

Nepo mari yekutanga yekuisa iripo, kuchengetedza kwenguva refu kwakakosha. Vanoderedza mari inobhadharwa ine chekuita nekucheneswa kwetsvina yemvura, kugadzirisa midziyo, zvirango zvemitemo, uye mutoro unobvira kubva muzviitiko zvehutano zvine chekuita nemvura ine tsvina. Muchidimbu, vadziviriri vekudzokera kumashure vakakosha kuchengetedza kutendeseka kwehurongwa, hutano hweveruzhinji, uye kushanda zvakanaka mumhando dzakasiyana dzemvura-based application.