Li-sensor tsa boemo ba metsi tse sebelisang piezoresistive li fetohile karolo ea bohlokoa ea leano le felletseng la tsamaiso ea metsi la Singapore, tse tšehetsang phetoho ea sechaba ho ea ho "Smart Water Grid." Sengoloa sena se hlahloba lits'ebetso tse fapaneng tsa li-sensor tsena tse matla le tse nepahetseng ho pholletsa le litsamaiso tsa metsi tsa litoropo tsa Singapore, ho tloha thibelong ea likhohola ho ea tsamaisong ea matamo le marang-rang a metsi a bohlale. Jwalo ka theknoloji e fetolang khatello ea metsi hore e be matšoao a motlakase ka likarolo tsa piezoresistive, li-sensor tsena li fa Boto ea Litšebeletso tsa Sechaba ea Singapore (PUB) lintlha tse tšepahalang le tsa nako ea sebele ho ntlafatsa ts'ebetso, ho ntlafatsa ho tiea ha sistimi, le ho ntlafatsa phano ea litšebeletso meralong ea motheo ea metsi e rarahaneng ea naha.
Selelekela sa ho Utloisisa ho Hlokahala ha Metsi Lefapheng la Metsi la Singapore
Leeto la Singapore la ho ba moetapele oa lefats'e tsamaisong ea metsi le susumelitsoe ke tlhokahalo. Jwalo ka naha e nyane ea sehlekehleke e nang le mehloli e fokolang ea metsi a tlhaho le kotsing e kholo ea litlamorao tsa phetoho ea tlelaemete joalo ka pula e matla le ho phahama ha boemo ba leoatle, Singapore e tsetetse haholo mahlaleng a macha a metsi. Har'a tsena, li-sensor tsa boemo ba metsi tse nang le piezoresistive li hlahile e le karolo ea bohlokoa ea meralo ea motheo ea tlhokomelo ea metsi naheng, e fanang ka ts'epo e sa bapisoeng le ho nepahala libakeng tse fapaneng tsa metsing.
Li-sensor tsa piezoresistive li sebetsa ka molao-motheo oa hore thepa e itseng e fetole khanyetso ea eona ea motlakase ha e le tlas'a khatello ea mechine. Litšebelisong tsa boemo ba metsi, li-sensor tsena li lekanya khatello ea hydrostatic e hlahisoang ke kholomo ea metsi, e leng se lekanang ka ho toba le bophahamo ba metsi. Kamano ena ea 'mele e lumella ho fumana boemo ba metsi ka nepo ho sa tsotelehe ho hlaka ha metsi, ho fifala ha metsi, kapa boteng ba lintho tse tiileng tse emisitsoeng—lintlha tse atisang ho phephetsa mahlale a mang a kang li-sensor tsa ultrasonic kapa tsa optical.
Boto ea Litšebeletso tsa Sechaba (PUB), e leng setsi sa naha sa metsi sa Singapore, e kentse li-sensor tsa piezoresistive ka leano libakeng tse ngata tsa taolo ea metsi. Litšebeletso tsena li sebetsana le liphephetso tse 'maloa tse ikhethang tsa Singapore: tlhoko ea ho bolela esale pele likhohola ka nepo tlelaemeteng ea tropike e nang le monyetla oa pula e matla, tlhoko ea tsamaiso e nepahetseng ea matamo naheng e haellang naha e entseng matamo a mangata a litoropo, le tlhoko ea data e tšepahalang ho sebelisa marang-rang a phepelo ea metsi a rarahaneng le a hokahaneng.
Pale ea metsi ea Singapore ke ea phetoho—ho tloha khaellong ea metsi ho ea tšireletsong ea metsi. Lipompo tse 'ne tsa naha (metsi a khaotsoeng sebakeng seo, metsi a tsoang linaheng tse ling, NEWater, le metsi a ntšitsoeng letsoai) li emela leano le fapaneng la phepelo ea metsi moo karolo ka 'ngoe e hlokang tlhokomelo e hlokolosi. Li-sensor tsa piezoresistive li kenya letsoho leanong lena ka ho fana ka lintlha tse nepahetseng, tsa nako ea sebele tse hlokahalang ho ntlafatsa ts'ebetso ho pholletsa le lipompo tsohle tse 'ne, haholo-holo litsamaisong tsa khaotsoeng sebakeng seo hona joale se bokellang metsi ho tsoa ho karolo ea bobeli ho tse tharo ea sebaka sa naha sa Singapore.
Ho amohelwa ha theknoloji ya piezoresistive ho tsamaellana le morero o pharaletseng wa Singapore wa Smart Nation, o totobatsang ho etsa diqeto tse tsamaiswang ke data makaleng ohle. Tsamaisong ya metsi, sena se fetolela ho di-sensor tse sa faneng ka ditekanyo feela empa hape di kopanngwa ka ho se tsitse le di-platform tse tswetseng pele tsa tlhahlobo, tse nolofalletsang tlhokomelo ya ho bolela esale pele, ditsamaiso tsa taolo tse iketsahallang, le bokgoni ba temoso ya pele. Ho tiya ha di-sensor tsa piezoresistive—bokgoni ba tsona ba ho boloka ho nepahala ho sa tsotellehe ho bola ha dimela, ho fetofetoha ha mocheso, le ho sebediswa ha nako e telele—ho etsa hore di tshwanelehe haholo tikolohong ya tropike ya Singapore le maemo a tiileng a PUB bakeng sa boleng ba data le botshepehi ba sistimi.
Tlhokomelo ea Moroallo le Mekhoa ea Temoso ea Pele ho Nako
Tlelaemete ea tropike ea Singapore e tlisa pula e matla e ka sitisang litsamaiso tsa metsi ka potlako, e leng se etsang hore ho beha leihlo likhohola ka matla ho be bohlokoa bakeng sa ho mamella maemo a litoropo. Boto ea Litšebeletso tsa Sechaba (PUB) e kentse tšebetsong marang-rang a pharaletseng a li-sensor tsa boemo ba metsi tsa piezoresistive e le karolo ea leano la eona la taolo ea likotsi tsa likhohola, e leng se hlahisang e 'ngoe ea litsamaiso tse tsoetseng pele ka ho fetisisa tsa temoso ea likhohola tsa litoropo lefatšeng. Li-sensor tsena li fana ka lintlha tsa bohlokoa tse hlokahalang ho bolela esale pele, ho beha leihlo le ho arabela liketsahalong tsa likhohola ho pholletsa le sebaka se teteaneng sa litoropo sehlekehlekeng.
Ho Romelloa ha Sensor Libakeng tse Kotsing e Kholo
PUB e kentse di-sensor tsa piezoresistive ka leano libakeng tse ka bang 200 tsa bohlokoa ho pholletsa le marang-rang a metsi a Singapore, ka ho khetheha libakeng tse tlaase le libakeng tse nang le likhohola tsa nalane57. Di-sensor tsena li lula li lekola maemo a metsi likanaleng, likhoerekhoereng le linokeng, li fepa lintlha tsa nako ea sebele lits'ebetsong tsa taolo ea bohareng ba PUB. Theknoloji ea piezoresistive e khethiloe bakeng sa lits'ebetso tsena ka lebaka la botšepehi ba eona bo ikhethang maemong a thata a tikoloho a Singapore - mongobo o phahameng, lipula tse matla tse atisang ho ba teng, le monyetla oa metsi a likhohola a tletseng lithōle a ka silafatsang mefuta e meng ea li-sensor.
Li-sensor tsena li etsa karolo ea sistimi e kopaneng ea ho beha leihlo moroallo e kenyeletsang radar ea pula, lik'hamera tsa CCTV, le li-monitor tsa boleng ba metsi. Leha ho le joalo, li-sensor tsa boemo ba metsi tsa piezoresistive li sebetsa e le karolo ea motheo, li fana ka tekanyo e tobileng ka ho fetisisa ea kotsi ea moroallo ea 'nete libakeng tse itseng. Litekanyo tsa tsona li bohlokoa haholo hobane li hapa sephetho se kopaneng sa lits'ebetso tsohle tsa metsi tse holimo - matla a pula, litšobotsi tsa metsi a phallang, le ts'ebetso ea sistimi ea drainage - ka paramethara e le 'ngoe, e ka hlalosoang habonolo: botebo ba metsi.
Mekhoa ea Tlhokomeliso e Iketsang
Sistimi ea ho beha leihlo likhohola ea Singapore e sebelisa data ea sensor ea piezoresistive ho hlahisa litemoso tse iketsang ka likanale tse ngata. Ha maemo a metsi a nyolohela meeling e reriloeng esale pele (hangata ho 50%, 75%, 90%, le 100% ea botebo bo tebileng), sistimi e qala litsebiso ka SMS, sesebelisoa sa mohala sa MyWaters, le lipontšo tsa kamore ea taolo ea PUB ea ka hare7. Mokhoa ona oa temoso ea maemo o lumella likarabo tse felletseng, ho tloha tlhokomelong ea kamehla ho ea ho mekhoa ea tšohanyetso.
Ho nepahala ho hoholo ha disensor tsa piezoresistive (± 0.1% ya tekanyo e felletseng dibakeng tse ngata) ho netefatsa hore ditemoso di itshetlehile hodima ditekanyo tse nepahetseng, ho fokotsa dialamo tsa bohata ha ka nako e tshwanang ho fana ka nako e lekaneng ya temoso. Baahi le dikgwebo ba ka ingodisa ho fumana ditemoso bakeng sa dibaka tse tharo tse ikgethang tsa disensor, ho nolofalletsa ditemoso tsa moroallo tse ikgethang bakeng sa dibaka tse amehang ka ho kgetheha7. Boemo bona ba ho iketsetsa bo kgoneha feela hobane disensor tsa piezoresistive di fana ka data e tshepahalang ka ho tswela pele eo PUB le setjhaba ba ka e tshepang.
Kopanyo le Meralo ea Motheo ea Taolo ea Likhohola
Ka nqane ho ditsamaiso tsa temoso, data ya sensor ya piezoresistive e laola ka ho toba meralo ya motheo ya ho fokotsa dikgohola ka boiketsetso dibakeng tse mmalwa ho pholletsa le Singapore. Dibakeng tse kang Orchard Road—sebaka sa mabenkele se ileng sa ba le dikgohola tse kgolo ka 2010 le 2011—data ya sensor e qala tshebetso ya dithibelo tsa dikgohola tsa nakwana mme e kenya tshebetsong dipompo tse matla ho kgelosa metsi a dikgohola5. Nako ya karabelo e potlakileng ya di-sensor (hangata e ka tlase ho motsotsoana o le mong) e bohlokwa bakeng sa ditshebediso tsena, e leng se dumellang ditsamaiso tsa taolo ho arabela pele maemo a dikgohola a eba mabe.
Tšebeliso e 'ngoe e hlokomelehang ke lenaneo la "ho thibela likhohola" bakeng sa mehaho libakeng tse kotsing ea likhohola. Mona, li-sensor tsa piezoresistive tse kentsoeng libakeng tsa ho paka likoloi tse ka tlas'a lefatše li hokahana le litsamaiso tsa alamo ea meaho, li fana ka litemoso tse tobileng ho batsamaisi ba meaho le baahi ha metsi a likhohola a sokela5. Kaho e matla ea li-sensor e netefatsa ts'ebetso e tšepahalang leha e qoelitsoe ka karolo e itseng, e leng ntlha e tloaelehileng ea ho hloleha bakeng sa mahlale a sa tieang haholo.
Tshebetso Nakong ea Liketsahalo tse Matla tsa Boemo ba Leholimo
Marangrang a sensor a piezoresistive a Singapore a ipakile e le a bohlokoa nakong ea liketsahalo tse ngata tsa pula e matla. Mohlala, nakong ea sefefo sa 2018 se ileng sa theola pula e ka bang 160mm ka lihora tse 'ne—e 'ngoe ea lipula tse matla ka ho fetisisa historing ea Singapore—marangrang a sensor a file PUB lintlafatso tsa motsotso ka motsotso mabapi le maemo a metsi ho pholletsa le sehlekehleke. Lintlha tsena li lumelletse ho romelloa ha lihlopha tsa karabelo ea likhohola tse reriloeng ka kotloloho le puisano e nepahetseng ea sechaba mabapi le libaka tse kotsing e kholo.
Tlhahlobo ea data ea sensor kamora ketsahalo e boetse e thusitse PUB ho tseba mathata a sistimi ea drainage le ho ntlafatsa matsete a meralo ea motheo ea nakong e tlang. Bokhoni ba li-sensor tsa piezoresistive ba ho fana ka litekanyo tse nepahetseng esita le nakong ea maemo a feteletseng bo etsa hore li be bohlokoa haholo bakeng sa lipatlisiso tsena tsa forensic, kaha li hapa hydrograph e felletseng ea liketsahalo tsa likhohola ntle le likheo tsa data nakong ea phallo e phahameng.
Taolo ea Tanka le Polokelo ea Metsi
Mokhoa o mocha oa Singapore oa ho boloka metsi le taolo ea matamo o itšetlehile haholo ka ho beha leihlo boemo ba metsi ka nepo, 'me li-sensor tsa piezoresistive li bapala karolo ea bohlokoa ho netefatseng katleho le polokeho ea thepa ena ea bohlokoa ea metsi. Jwalo ka toropo ea sehlekehleke e nang le mehloli e fokolang ea metsi a tlhaho, Singapore e fetotse sebaka sa eona sa litoropo hore se sebetse e le sebaka sa ho bokella metsi, e leng se entseng marang-rang a maholo a matamo a bokellang metsi ho tsoa ho karolo ea bobeli ho tse tharo ea mobu oa naha. Tsamaiso ea matamo ana e hloka data e nepahetseng, ea nako ea sebele ea boemo ba metsi - tlhoko e fihlellehang ka botlalo ke theknoloji ea sensor ea piezoresistive.
Tlhokomelo ea Sistimi ea Letamo la Marina
Letangoana la Marina, sebaka se nang le metsi a mangata ka ho fetisisa motseng oa Singapore, le bontša ts'ebeliso e rarahaneng ea li-sensor tsa piezoresistive libakeng tse kholo tsa polokelo ea metsi. Li-sensor tse ngata li behiloe ka mokhoa o bohlale botebong le libakeng tse fapaneng ho pholletsa le letamo ho lekola eseng feela maemo a metsi ka kakaretso empa hape le litlamorao tsa karohano le liphetoho tsa libaka tse fapaneng3. Litekanyo tsena li bohlokoa bakeng sa likarolo tse 'maloa tsa ts'ebetso:
- Tsamaiso ea Phepelo ea Metsi: Lintlha tse nepahetseng tsa boemo li netefatsa sekhahla se setle sa ho ntša metsi se bolokang phepelo ha ho ntse ho qoba ho hula metsi ho sa hlokahaleng.
- Ho Tšoasoa ha Metsi a Sefefo: Nakong ea lipula, li-sensor li thusa ho fumana hore na metsi a mang a eketsehileng a ka monngoa ke letamo ka mokhoa o sireletsehileng hakae.
- Taolo ea Letsoai: Marina Barrage, data ea sensor e tsebisa ts'ebetso ea heke ho thibela ho kenella ha metsi a leoatle ha ka nako e ts'oanang e lumella ho ntšoa ha metsi ka nepo.
Li-sensor tsa piezoresistive tse Marina Reservoir li etselitsoe ka ho khetheha ho mamella maemo a metsi a letsoai moo metsi a hloekileng a kopanang le leoatle, ka thepa e khethiloeng ho thibela ho bola tikolohong ena e thata. Kaho ea tsona e matla e lumella ts'ebetso e tsoelang pele ka tlhokomelo e fokolang, ho sa tsotellehe ho qoelisoa khafetsa le ho pepesehela lik'hemik'hale tse fapaneng tsa metsi.
Tlhokomelo ea Tanka ea Polokelo e Arohantsoeng
Ka nqane ho matamo a maholo, disensara tsa piezoresistive di lekola maemo a metsi ditankeng tse ngata tsa polokelo tse arotsweng ka thoko tsa Singapore—metheo ya bohlokwa bakeng sa ho boloka kgatello ya metsi le dipolokelo tsa tshohanyetso ho pholletsa le marangrang a kabo ya metsi a sehlekehleke37. Ditshebediso tsena di bontsha ho tenyetseha ha disensara:
- Litanka tsa Marulelo a Metseng: Meahong e melelele, li-sensor li netefatsa phepelo e lekaneng ea metsi ho ea mekatong e ka holimo ha ka nako e ts'oanang li thibela ho tlala.
- Matamo a Litšebeletso: Libaka tsena tsa polokelo tse mahareng li sebelisa data ea sensor ho ntlafatsa kemiso ea ho pompa le tšebeliso ea matla.
- Polokelo ea Maemo a Tšohanyetso: Lipolokelo tsa bohlokoa tse bolokiloeng bakeng sa maemo a komello kapa a ho hloleha ha meralo ea motheo li hlahlojoa ka hloko bakeng sa ho itokisetsa.
PUB e na le di-sensor tse tloaelehileng tsa piezoresistive bakeng sa lits'ebetso tsena ka lebaka la ts'ebetso ea tsona e tsitsitseng ho pholletsa le li-geometri tse fapaneng tsa litanka le bokhoni ba tsona ba ho hokahana ka kotloloho le litsamaiso tsa SCADA tse iketsang marang-rang a kabo ea metsi a Singapore.
Re ka boela ra fana ka ditharollo tse fapaneng bakeng sa
1. Methara e tšoaroang ka letsoho bakeng sa boleng ba metsi ba liparamente tse ngata
2. Sistimi ea phaphametseng ea Buoy bakeng sa boleng ba metsi ba liparamente tse ngata
3. Borashe ba ho itlhoekisa ka boiketsetso bakeng sa sensor ea metsi ea liparamente tse ngata
4. Sete e felletseng ea li-server le module ea waelese ea software, e tšehetsa RS485 GPRS /4g/WIFI/LORA/LORAWAN
Bakeng sa sensor e eketsehileng ea metsi tlhahisoleseling,
ka kopo ikopanye le Honde Technology Co., LTD.
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