Makambani emvura ekuAmerica ari kupera vashandi. Avhareji yezera remushandi wefekitori yekuchenesa mvura ane hunyanzvi muUnited States inopfuura makore makumi mashanu, uye American Water Works Association yakanyora nezvevaya vakarega basa kupfuura vamwe vakatsiva kwemakore gumi. Izvi zvinoita kuti nhamba imwe chete yenzvimbo dzekugovera, nzvimbo dzekusimudzira, nenzvimbo dzekurapa dzifanirwe kuchengetwa nevanhu vashoma, vakuru, uye vanodhura.
Kutarisa chlorine kwagara kuri rimwe remabasa anonyanya kushanda nesimba mugadziriro yemvura. Muchina wekuongorora mvura unoshandiswa neDPD unotsvaga mvura uchishandisa tekinoroji yemagetsi (DPD) unoshandisa tekinoroji yemagetsi (technician) kuti uzadze ma reagents vhiki imwe kusvika ina yega yega, zvichienderana nekuti mvura inoshandiswa sei. Sensor ye amperometric inofukidza membrane inoda electrolyte refills uye nguva nenguva inotsiva membrane. Mukambani inoshandisa nzvimbo makumi mana dzinopa chlorination munzvimbo yeguta, mutoro wekugadzirisa uyu unoita kuti tekinoroji imwe chete ipedze mazuva maviri pasvondo ichityaira pakati penzvimbo - ichichinja ma reagents, ichitsiva ma membranes, ichigadzirisa patsva.
Mazuva maviri pasvondo enguva yemushandi we $45 paawa, vhiki rega rega, muhupenyu hwese hwesystem. Ndiwo mutengo usingashandiswe neEPA's Method 334.0-compliance environment. Uye ndicho chikonzero chiri kuramba chichikura chemakambani emagetsi ekuAmerica ari kuchinja kuenda kune sensor ye chlorine isina reagent, isina membrane.
1Pfungwa yeChigadzirwa: Bvisa Zvinoshandiswa, Bvisa Kushanya
Sensor yeHonde online residual chlorine inoshandisa voltage isingachinji pama platinum rings maviri akanyudzwa zvakananga mumvura. Iyo chlorine yakasununguka ichiita basa pamusoro pe electrode inogadzira current inoenderana nehuwandu hwayo. Sensor iyi inoshandura izvi kuita kuverenga mu mg/L, yozviburitsa pamusoro peRS485 Modbus-RTU, uye inogadzirisa tembiricha yega.
- Hapana reagent yekuzadzazve
- Hapana membrane yekutsiva
- Hapana electrolyte yekuwedzera
- Kushanya kwekota kana kwevhiki nevhiki
- Mari inochengeterwa madhora mazana matanhatu pagore pachiteshi chimwe nechimwe
- Maawa chiuru emushandi akadzoserwa nguva
Munzvimbo ine nzvimbo makumi mana dzekugovera zvinhu, zvinoreva $24,000 pagore muzvinhu zvinobviswa uye maawa anofungidzirwa kuva chiuru pagore enguva yemushandisi akadzorerwa.
2Chiitiko 1: Kuwedzerwa kweChlorini muManispaa
Masisitimu ekugovera eUS anofanirwa kuchengetedza chlorine inosara inogona kuonekwa panzvimbo dzese dziri munetwork - Mutemo weEPA weTotal Coliform unoda kuti pave nekuongororwa kwechinhu chinosara panzvimbo yega yega yemuenzaniso, uye Mutemo weStage 2 Disinfectants and Disinfection Byproducts unoisa huwandu hwe4.0 mg/L. Pakati pe "inoonekwa" ne "4.0 mg/L" pane bhendi rekushanda uko makambani anotarisira: kazhinji 0.5 kusvika 1.2 mg/L, inogadziriswa nemwaka.
Nzvimbo dzekuwedzera chlorination ndidzo dzinotarisirwa nebhendi iyi. Nzvimbo yekuwedzera inowedzera chlorine mumvura yakafamba maawa akawanda kubva papurazi rekurapa uye yakarasikirwa neyakasara nekuda kwekuda kwepombi nemadziro emvura. Sensor yechiteshi ichi inoyera yasara nguva dzose uye inotyaira pombi yedosing kuti ibatisise nzvimbo yakatarwa.
Chinodiwa cheEPA Method 334.0 ndicho gedhi rekutevedzera mitemo: ma analyzer e chlorine epamhepo anoshandiswa pakutevedzera mitemo anofanira kusangana nezvinodiwa nemutemo uyu. Nheyo yekuyera amperometric ye sensor yeHonde uye kururama kwakanyorwa (±1% FS) zvinoiisa panzvimbo dzinoenderana neMethod 334.0 pamiti yekurapa uye nzvimbo dzekugovera.
Sensor iyi inobatanidza zvakananga neSCADA yechiteshi ichi kuburikidza neRS485 Modbus interface — kambani yega yega yemvura yekuAmerica inoshandisa SCADA, uye Modbus ndiwo mutauro weRTU nePLC dzese dziri muindasitiri iyi.
3Muenzaniso wechipiri: Zvivako zveMabhizimisi Zvinotonhodza Shongwe
Kureba kweLegionella ndiko kuri kukura nekukurumidza. ASHRAE Standard 188-2021 inoda kuti varidzi vezvivakwa vashandise Chirongwa cheKutarisira Mvura cheTower dzinotonhodza — uye matunhu akati wandei emuUS, kusanganisira New York City, akaenderera mberi nemitemo yemuno ichiraira kunyoreswa kweTower dzinotonhodza uye kutarisa hunhu hwemvura.
Nzvimbo yekutonhodza inharaunda yakanaka yeLegionella: mvura inodziya, 30–40°C, ine zvinovaka muviri zvakawanda kubva muguruva remhepo, uye kugadzirwa kweaerosol kunoparadzira chero kusvibiswa munharaunda. Nzira yekudzora ndeyekuyera chlorine kana bromine kuti irambe yakasara mugomba, pamwe nekutarisa nguva dzose.
Musika weinjiniya yekuvaka wagara uchishandisa bvunzo dziri nyore dzekuedza kana DPD-kit — maneja wezvivakwa anonyudza strip vhiki rega rega onyora ruvara rwacho pa clipboard. Maitiro iwayo anokundikana kana zvichikosha zvikuru: pakati pebvunzo yevhiki nevhiki neinotevera, shongwe inogona kusvetuka kubva pa0.3 mg/L (yakachengeteka) kuenda ku0.0 mg/L (isingadzoreki) panguva yekupisa kunowedzera kudiwa kwemvura uye kushandiswa kwechlorine.
Sensor isina reagent inoshandura hupfumi hwechivako. Yakaiswa mumutsara wekudzokorora kwesimba reshongwe, yakabatana nesystem yekutarisira chivako kuburikidza neRS485, sensor inoshuma chlorine yakasara nguva dzose. BMS inovhundutsa kana yasara yaderera pasi pezvinodiwa neASHRAE.
Maitiro Ekugadzirisa Matambudziko Ekuendesa Zvinhu kuUS
Sensor inoiswa muchikamu che bypass panzvimbo ye chlorination. Data logger ine skrini pachiteshi chimwe nechimwe inoratidza zvasara zviripo uye mafambiro emaawa makumi maviri nemana. Rabhoritari yekambani inoshandisa Handmeter panguva yekuongorora kwekota - sampuli yekutora yakaongororwa ne portable reference uye yakaenzaniswa nesensor yakaiswa.
RS485 Modbus-RTU output inobatana zvakananga nePLC kana RTU yechiteshi. Kune zvinhu zvakagoverwa, masensa anotumira kuburikidza neGPRS, 4G, WIFI, LoRa, kana LoRaWAN wireless modules, dzakaiswa muMQTT Json format, kuenda kuSCADA kana building management system.
Cloud server nesoftware zvinobatanidza data rechlorine kubva panzvimbo dzese dzinotariswa. Sisitimu yeAlarm relay inoshandisa control loop: kana zvasara zvikawira pasi pe0.5 mg/L, relay inogadzirisa pombi yedosing uye inokwidza maalamu kune operator ari on-call kana zvichidikanwa.
Mhedzisiro Yemumunda: Southeastern US Water Utility, 2026
Kambani yekanzuru yepakati iri kumaodzanyemba kwakadziva kumabvazuva kweUnited States, ichishandira vatengi vanosvika 380,000 mumadunhu matatu, yakatsiva DPD-reagent analyzers nemaHonde reagent-free sensors panzvimbo makumi maviri nemasere dze booster chlorination uye nzvimbo mbiri dzekurapa dzakapedzwa mvura.
Mhedzisiro yekushanda mushure memwedzi mina:
- Nzvimbo dzekusimudzira magetsi makumi maviri nemasere dzakabvisa kushanya kwadzo kwevhiki nevhiki kwekuzadza ma reagent, zvikaita kuti dziongororwe kota yega yega. Kambani iyi yakadzosa maawa aifungidzirwa 880 ekushanda.
- Mari inoshandiswa pakushandisa zviteshi zvakachinjwa yakadzikira kubva pamadhora zviuru gumi nematanhatu nemazana masere ($16,800) kusvika pazero panguva iyoyo.
- Sisitimu yeAlarm relay yakaona kutadza kwepombi yedosing kanomwe mukati memaminitsi ekudonha kwasara - kare, kutadza uku kwaizoonekwa pakushanya kwechiteshi vhiki nevhiki kwaitevera.
- Hapana kutyorwa kwemitemo kwakanyorwa. Chikwata chekambani iyi chakaratidza kuti data rekuchengetedza rinoenderera mberi ndiro rakasimba kupfuura mamwe ese akambogadzirwa kuti aongororwe nehurumende.
- Masensa maviri emiti yekurapa akapasa ongororo yekutanga yekugamuchirwa kwenyika pasina kusiya.
Bata Honde Technology yeUtility and Building Water Monitoring
Honde Technology ikambani yeGerman TUV & Alibaba yakavimbiswa. Isu tinopa michina yekutarisa chlorine isina reagent, interface yeSCADA-native RS485, uye automated dosing-control logic inodiwa nemakambani emagetsi nevaridzi vezvivakwa.
- WhatsApp: +86-15210548582
- Tsamba yemagetsi: info@hondetech.com
- Webhusaiti: www.hondetechco.com
Nguva yekutumira: Nyamavhuvhu-10-2026