Li-Fire Hydrant Valves li bapala karolo ea bohlokoa ho netefatsa polokeho ea sechaba le ts'ireletso e sebetsang ea mollo. Tlhokomelo ea kamehla eaSephahla sa metsi a mollo, e tataisoang ke litekanyetso tsa NFPA 291, e tiisa ts'ebetso ea eona e nepahetseng nakong ea maemo a tšohanyetso. Ho hlokomoloha likarolo tsena tsa bohlokoa, joalo kaHydrant Valve International Outlet Fitting, e ka lebisa liphellong tse matla, ho kenyeletsa ho fokotsa khatello ea metsi kapa ho hlōleha ha tsamaiso. Tlhokomelo e nepahetseng eaMollo oa Hydrant Valvee netefatsa ho tšepahala le ho latela melao ea polokeho.
Lintlha tsa bohlokoa
- Licheke tsa kamehla le liteko tsa phallo ea metsi li bohlokoa haholo bakeng sali-valve tsa metsi a mollo. Li hlahlobe selemo se seng le se seng 'me u hlahlobe phallo ea metsi lilemo tse ling le tse ling tse hlano ho fihlela melao ea NFPA 291.
- Ho hlokomela li-hydrants, joalo ka ho tšela mafura le ho li hlahloba ka linako tse fapaneng tsa selemo, ho emisa mafome le ho li boloka li sebetsa hantle. Sena se thusa hore li-hydrants li tšoarelle nako e telele le ho boloka batho ba sireletsehile.
- Ho boloka litlaleho tse ntle ho bohlokoa ho latela mosebetsi oa tlhokomelo. Ngola licheke, litokiso, le liphetho tsa liteko ho latela melao le ho etsa bonnete ba hore li-hydrants li sebetsa maemong a tšohanyetso.
NFPA 291 Compliance for Fire Hydrant Valves
Kakaretso ea NFPA 291 le sepheo sa eona.
NFPA 291 Standard e sebetsa e le tataiso ea bohlokoa bakeng sa mafapha a mollo le metsi. E theha mekhoa e metle ea ho lekola phallo ea metsi le ho tšoaea lipompo tsa mollo. Ka ho latela maemo ana, mafapha a netefatsa hore li-hydrants li lula li fumaneha ebile li sebetsa nakong ea maemo a tšohanyetso, 'me qetellong li matlafatsa polokeho ea sechaba. Tekanyetso e boetse e arola li-hydrants ho latela likhahla tsa tsona tsa phallo, tse thusang bo-ralitima-mollo ho hlahloba kapele ho fumaneha ha metsi.
| Mobala oa Hydrant | Phallo Rate Classification | Sekhahla sa Phallo (gpm) |
|---|---|---|
| Khubedu | Sehlopha sa C | Ka tlase ho 500 |
| namunu | Sehlopha sa B | Ho fihla ho 1,000 |
| Botala | Sehlopha sa A | Ho fihlela ho 1,500 |
| Botala bo Khanyang | Sehlopha sa AA | 1,500 le ho feta |
Likarolo tsena li nolofatsa ho tsebahatsa bokhoni ba hydrant, ho netefatsa ts'ebetso e nepahetseng ea ho tima mollo.
Litlhoko tsa bohlokoa tsa ho lumellana le li-valve tsa hydrant ea mollo.
NFPA 291 e laela liprothokholo tse khethehileng tsa tlhahlobo le tlhahlobo ho bolokats'ebetso ea li-valve tsa mochini oa mollo. Liteko tsa phallo li tlameha ho etsoa lilemo tse ling le tse ling tse hlano ho netefatsa hore li-hydrants li ka fana ka metsi a lekaneng tlas'a maemo a fapaneng. Ho phaella moo, tekanyetso e hlalosa mefuta e 'meli ea liteko tsa phallo: e' ngoe e hlahloba phepelo ea metsi ka sehloohong, ha e 'ngoe e hlahloba ho phalla ka har'a hydrant ka boeona. Liteko tsena li netefatsa hore li-valve tsa mollo oa mollo li finyella litekanyetso tse hlokahalang tsa ho phalla le likhatello tse hlokahalang bakeng sa ho tima mollo ka katleho.
Bohlokoa ba ho hlahlojoa khafetsa le tlhahlobo ea phallo.
Ho hlahlojoa khafetsa le tlhahlobo ea phallo ke tsa bohlokoa bakeng sa ho boloka ho ts'epahala ha li-valve tsa hydrant ea mollo. Litlhahlobo tsa selemo le selemo li netefatsa boemo ba ts'ebetso ea li-hydrants, li sebetsana le tokiso efe kapa efe e hlokahalang, 'me li netefatsa ho tšepahala ha tsona. Liteko tsa phallo, tse etsoang lilemo tse ling le tse ling tse hlano, li fumana hore na metsi a teng ka har'a sistimi ka khatello e setseng ea 20 psi. Tlhahisoleseding ena ke ea bohlokoa ho netefatsa hore li-hydrants li ka tšehetsa boiteko ba ho thibela mollo ka katleho. Ho iphapanyetsa litloaelo tsena ho ka beha polokeho ea sechaba kotsing le ho lebisa ho se lateleng litekanyetso tsa NFPA 291.
Mohato ka Mohato oa Tlhokomelo bakeng sa Li-Valves tsa Mollo oa Mollo
Tlhahlobo ea Li-Valves tsa Mollo oa Mollo
Lisebelisoa tse lokelang ho hlahlojoa: li-valve caps, stems, litiiso le liboutu.
Ho hlahloba li-valve tsa metsi a mollo ho qala ka ho hlahloba ka ho feletseng likarolo tsa bohlokoa. Li-valve caps li lokela ho hlahlojoa hore na li tiile hakae le matšoao a ho senyeha. Li-stems li tlameha ho hlahlobjoa hore li sebetse hantle le hore li tsamaisane hantle. Litiiso li hloka tlhokomelo ho netefatsa hore li tiile ebile ha li na mapetsong kapa ho senyeha. Li-bolt li lokela ho hlahlojoa bakeng sa ho bola kapa ho hlepha, kaha tsena li ka senya botšepehi ba sebopeho sa valve.
Ho hloaea matšoao a ho tsofala, ho rula kapa ho senyeha.
Matšoao a ho tsofala, ho bola, kapa ho senyeha a kenyelletsa mafome likarolong tsa tšepe, mapetsong a litiiso, le bothata ba ho fetola kutu ea valve. Ho fifala kapa ho putlama bokahodimo ho ka bontsha ho bola. Ho lutla hofe kapa hofe ho bonahalang kapa metsi a rothang ho potoloha valve ho fana ka maikutlo a ho hloleha ha tiiso. Ho hlahlojoa khafetsa ho thusa ho tseba lintlha tsena esale pele, ho thibela ho lokisoa ho theko e boima le ho netefatsa hore li-valve tsa metsi a mollo lia tšepahala.
Teko ea Mollo Hydrant Valves
Ho etsa liteko tsa phallo le khatello.
Liteko tsa ho phalla le khatello li tiisa ts'ebetso ea ts'ebetso ea li-valve tsa mollo oa mollo. Liteko tsena li lekanya bokhoni ba phepelo ea metsi le khatello ho netefatsa boikamahanyo le maemo a NFPA 291.
- Khetha sehlopha sa li-hydrants sebakeng se le seng 'me u hlahlobe se seng le se seng bakeng sa tšenyo.
- Hokela mochine oa khatello ho hydrant e tsitsitseng / e setseng 'me u bule valve ho tsitsisa khatello ea khatello.
- Sebelisa tekanyo ea pitot ho lekanya khatello ea lebelo ho tloha ho metsi a phallang ha ka nako e le 'ngoe u hatisa khatello e setseng.
Sekhahla sa phallo (Q) se ka baloa ho sebelisoa foromo ea Q = 29.84cd²√p, moo 'c' e leng coefficient ea ho tsoa, 'd' ke bophara ba "outlet" ka lisenthimithara, 'me 'p' ke khatello ea pitot ho psi. Palo ena e etsa bonnete ba hore li-hydrants li finyella litekanyetso tse hlokahalang bakeng sa ts'ebetso ea ho tima mollo.
Lisebelisoa tse hlokahalang: li-gauge tsa khatello, li-flow metres, le mafura.
Lisebelisoa tsa bohlokoa bakeng sa tlhahlobo li kenyelletsa litekanyo tsa khatello ho lekanya khatello e tsitsitseng le e setseng, limithara tsa phallo ho bala sekhahla sa phallo ea metsi, le mafura ho netefatsa ts'ebetso ea valve e thellang. Lisebelisoa tsena li thusa ho etsa tlhahlobo e nepahetseng le tlhokomelo, ho netefatsa hore NFPA 291 e lumellana.
Mehato ea ho netefatsa boikamahanyo le NFPA 291.
Ho ipapisa le NFPA 291, etsa liteko tsa phallo lilemo tse ling le tse ling tse hlano 'me u hlahlobe li-hydrants selemo le selemo. Ngola liphetho tsohle tsa liteko le mesebetsi ea tlhokomelo. Rarolla mathata afe kapa afe ka potlako, joalo ka ho lutla kapa khatello e tlase, ho boloka ts'ebetso e itokisitse.
Ho Rarolla Mathata a Tloaelehileng
Ho sebetsana le ho lutla, li-valve tse khomaretsoeng, le khatello e tlase ea metsi.
Hangata ho lutla ho bakoa ke litiiso tse senyehileng kapa liboutu tse hlephileng. Tlosa litiiso ebe u tiisa liboutu ho rarolla bothata. Li-valve tse khomaretsoeng li ka hloka ho tlotsoa kapa ho hloekisoa ho tlosa litšila. Khatello e tlaase ea metsi e ka bakoa ke ho thibela metsi ka har'a hydrant kapa metsi. Ho hlakola litšitiso le ho etsa liteko tsa phallo ho ka khutlisetsa maemo a nepahetseng a khatello.
Nako ea ho lokisa khahlano le likarolo tse ncha.
Lokisa likarolo ha litaba li le nyane, joalo ka ho nkela litiiso kapa likutu tsa ho tlotsa. Tlosa likarolo haeba ts'enyehelo e le ngata kapa haeba litokiso li hloleha ho khutlisetsa ts'ebetso. Ka mohlala, liboutu tse senyehileng kapa li-stems tse senyehileng haholo li ka hloka ho nkeloa sebaka ho netefatsa hore valve e sebetsa hantle.
Tlhokomelo ea Nako ea Li-Valves tsa Mollo oa Mollo
Ho itokisetsa mariha ho thibela serame.
Tlhokomelo ea mariha e shebane le ho thibela serame, se ka senyang li-valve tsa hydrant ea mollo. Hlakola lipompo ho tlosa metsi a setseng, u kenyetse likarolo tse pepenene, 'me u tšele litharollo tsa antifreeze. Hlahloba li-caps le li-valve bakeng sa ho tiea 'me u tlose lehloa kapa leqhoa ho pota-potile hydrant ho etsa bonnete ba hore lia fumaneha.
Tlhokomelo ea lehlabula bakeng sa ts'ebetso e nepahetseng.
Tlhokomelo ea lehlabula e kenyelletsa ho hlahloba ho lutla, ho bola, le kholo ea limela ho potoloha lipompo tsa metsi. Lubricate likarolo tse tsamaeang ho netefatsa ts'ebetso e bonolo. Etsa liteko tsa phallo ho netefatsa matla a phepelo ea metsi le ho penta li-hydrants ho itšireletsa khahlano le ho senyeha ha tikoloho.
Bohlokoa ba licheke tsa selemo.
Litlhahlobo tsa nako ea selemo li netefatsa hore li-valve tsa hydrant li lula li sebetsa selemo ho pota. Ho itokisetsa mariha ho thibela tšenyo e amanang le serame, ha tlhokomelo ea lehlabula e sebetsana le ho senyeha ha mocheso le mongobo. Tlhokomelo ea nako le nako ea selemo e matlafatsa ts'epo le ho lelefatsa bophelo ba li-hydrants.
Ho sebetsana le Mathata a Tloaelehileng ka Li-Valves tsa Fire Hydrant
Lisosa le tharollo ea li-valve tse lutlang kapa tse rothang
Li-valve tsa metsi tse lutlang kapa tse rothang hangata li bakoa ke meaho ea khale, litiiso tse senyehileng, kapa liboutu tse hlephileng. Lithuto, tse kang tse entsoeng ke Utah State University le EPA, li totobatsa karolo ea mekhoa ea botsofali ho eketsa khefu ea metsi le ho lutla. Tafole e latelang e akaretsa liphetho tsa bohlokoa:
| Thuto/Mohloli | Liphuputso | Litlhaloso tsa Bohlokoa |
|---|---|---|
| Univesithi ea Utah State | Likheo tse kholo tsa metsi li eketsehile ka 27% nakong ea lilemo tse tšeletseng | Lisebelisoa tsa botsofali ke sesosa se seholo sa ho lutla; lits'ebeletso tse nyane li tobane le litheko tse phahameng tsa khefu. |
| Lithuto tsa AWWA | Mafaratlhatlha a botsofe a sa ntse a tshwenyegile; litefiso tse sa lekaneng tsa phalliso | Tlhokomelo e matla ea tsamaiso ea metsi e bohlokoa ho thibela ho lutla. |
| Thuto ea EPA (2002) | Ke 0.8% feela ea lipeipi tse kentsoeng tse nchafatsoang selemo le selemo | E totobatsa palo e ntseng e eketseha ea lipeipi tse hlokang ho nchafatsoa hang-hang. |
| Litlhaloso tsa Kelly Olson | Ho lemoha ho lutla ha dijithale ho bohlokoa bakeng sa taolo e sebetsang | Theknoloji e thusa ho tseba le ho ngola lintlha tse lutlang bakeng sa tlhahlobo e tlang. |
E le ho sebetsana le ho lutla ha metsi, litsebi li lokela ho hlahloba litiiso hore na ha li na mapetsong kapa ha lia senyeha ebe li li khutlisa ha ho hlokahala. Ho tiisa liboutu ho ka rarolla mathata a manyane, athe linyeoe tse matla le ho feta li ka hloka ho nkela likarolo tse senyehileng sebaka. Tlhokomelo e tsoelang pele, ho kenyeletsoa le tlhahlobo ea kamehla, e ka thibela ho lutla le ho lelefatsa nako ea bophelo ea li-valve tsa hydrant ea mollo.
Ho thibela le ho alafa kutu le mafome
Corrosion le mafome lilitaba tse tloaelehileng tse sekisetsangts'ebetso ea li-valve tsa hydrant ea mollo. Ho pepesetsoa mongobo, oksijene le litšila tsa tikoloho ho potlakisa ts'ebetso ea kutu. Mehato e thibelang e kenyelletsa ho sebelisa litlolo tse thibelang ho bola le ho sebelisa lisebelisoa tse thibelang mafome nakong ea tlhahiso. Ho hloekisa kamehla le ho hlahloba le hona ho thusa ho lemoha matšoao a pele a mafome.
Ha litsebi tsa theknoloji li phekola ho bola, li ka sebelisa borashe ba terata kapa ka sandblasting ho tlosa mafome. Ho sebelisa rust inhibitor kapa primer ka mor'a moo ho sireletsa valve hore e se ke ea senyeha hape. Bakeng sa linyeoe tse matla, ho ka 'na ha hlokahala hore ho nkeloe likarolo tse senyehileng sebaka. Tlhokomelo e tsitsitseng e tiisa hore li-valve li lula li sebetsa 'me li lumellana le litekanyetso tsa NFPA 291.
Ho lokisa li-valve tse khomaretsoeng kapa tse thata ho fetola
Li-valve tsa hydrant tse khomaretsoeng kapa tse thata ho fetola mollo hangata li bakoa ke ho se be le lubrication e sa lekaneng, likutu tse kobehileng, kapa ho bola ha valve e kholo. Mehato e latelang e ka thusa ho rarolla mathata ana:
- Kenya oli ka polaka ea ho tlatsa oli ho etsa bonnete ba hore ho na le lubrication e nepahetseng.
- Lekola kutu bakeng sa ho kobeha ho bakoang ke ho tiea ho feta tekano. Tlosa stem haeba ho hlokahala.
- Bakeng sa li-hydrants tsa khale, hlahloba hore na ha ho na kutu kapa li-deposit ka har'a valve e kholo. Ho sebeletsa valve ho ka tsosolosa tshebetso.
- Maemong ao hydrant e fetang lilemo tse mashome a mahlano, ho nkeloa sebaka e ka ba tharollo e sebetsang ka ho fetisisa.
Ho buisana le litataiso tsa ho rarolla mathata bakeng sa lipompo tsa mollo le li-valve tsa heke ho fana ka ts'ehetso e eketsehileng ho khetholla le ho rarolla mathata ana. Ho tlotsa le ho hlahlojoa khafetsa ho ka thibela li-valve hore li se ke tsa khomarela, ho etsa bonnete ba hore li sebetsa hantle nakong ea maemo a tšohanyetso.
Ho hlahloba le ho rarolla khatello e tlaase ea metsi
Khatello e tlase ea metsi ka li-valve tsa hydrant ea mollo e ka sitisa boiteko ba ho tima mollo. Lisosa tse tloaelehileng li kenyelletsa li-blockages tsa hydrant, li-valve tse koetsoeng ka har'a metsi, kapa mathata a tsamaiso ka bophara. Tlhahlobo e nepahetseng e hloka ho lekanya khatello ea metsi le litekanyetso tsa phallo ho sebelisa lisebelisoa tse khethehileng. Tafole e ka tlase e bontša lintlha tsa bohlokoa tsa ts'ebetso:
| Mofuta oa Tekanyo | Tlhaloso |
|---|---|
| Khatello ea Metsi | E lekanya khatello ea li-hydrants tsa mollo ho lekola ts'ebetso ea sistimi. |
| Sekhahla sa Phallo | E lekola palo ea metsi a phallang ka har'a li-hydrants nakong ea tlhahlobo. |
| Thepa Tse Sebelisitsoeng | E kenyelletsa li-press logger, li-pitot gauge, le mag metres bakeng sa lintlha tse nepahetseng. |
| Tlhahlobo ea Tsamaiso | E lekola tšebetso ea li-valve ebe e hlwaya li-valve tse koetsoeng kapa tse fosahetseng. |
To rarolla khatello e tlase, litsebi li lokela ho hlakola litšitiso leha e le life tsa hydrant kapa tse tsamaisang metsi. Haeba li-valve tse koetsoeng li tsejoa, ho li bula hape ho ka khutlisetsa khatello e tloaelehileng. Teko ea khafetsa ea phallo e netefatsa hore sistimi e fihlela litlhoko tsa NFPA 291 mme e boloka ts'ebetso e nepahetseng.
Ho boloka Rekoto bakeng sa Tlhokomelo ea Valve ea Mollo oa Mollo
Bohlokoa ba litokomane tse nepahetseng bakeng sa ho lumellana
Ho boloka lirekoto ka nepo ho phetha karolo ea bohlokoa ho ts'ehetsa melao ea NFPA 291 ea hydrant valve. Bomasepala ba itšetlehile ka lintlha tse qaqileng ho latela litokiso, litlhahlobo le linako tsa tlhokomelo. Litokomane tse nepahetseng li tiisa ho lokisoa ka nako bakeng sa litaba tse khethiloeng nakong ea tlhahlobo, ho thibela ho hlōleha ha ts'ebetso. E boetse e thusa ho tseba li-hydrants tse sa sebetseng, tse tlamehang ho tšoauoa ka ho hlaka ho qoba tšebeliso ea kotsi nakong ea maemo a tšohanyetso.
| Molemo | Tlhaloso |
|---|---|
| Tracking Litokiso | Ho tseba hore na ke li-hydrants life tse lokisitsoeng kapa tse hlahlobiloeng ke habohlokoa bakeng sa mananeo a tlhokomelo. |
| Litokiso ka Nako | Litaba tse fumanoeng nakong ea tlhahlobo li lokela ho rarolloa kapele ho netefatsa hore li-hydrants lia sebetsa. |
| Ho Thibela Tšebeliso ea Kotsi | Li-hydrants tse sa sebetseng li lokela ho tšoauoa ka ho hlaka ho qoba tšebeliso ea kotsi, ho netefatsa polokeho. |
Ka ho boloka direkoto tse felletseng, bomasepala ba ka matlafatsa polokeho ya setjhaba, ba nolofatsa matsapa a tokiso, le ho netefatsa boikamahanyo le maemo a taolo.
Seo u lokelang ho se kenyelletsa litsing tsa tlhokomelo
Litsi tsa tlhokomelo li lokela ho hapa lintlha tsa bohlokoa ho fana ka setšoantšo se feletseng sa boemo ba valve ea hydrant. Lintlha tsa bohlokoa li kenyelletsa:
- Matsatsi a Tlhahlobo: Ngola letsatsi le nako ea tlhahlobo ka 'ngoe.
- Boemo ba Ts'ebetso: Hlokomela hore na hydrant e sebetsa kapa e hloka ho lokisoa.
- Litokiso li Entsoe: Ngola mofuta oa tokiso e phethiloeng, ho kenyelletsa le likarolo tse nchafalitsoeng.
- Liphetho tsa Tlhahlobo ea Phallo: Kenyelletsa lipalo tsa khatello le litefiso tsa phallo ho netefatsa boikamahanyo le NFPA 291.
- Boitsebiso ba Setsebi: Ngola lebitso le litokomane tsa basebetsi ba etsang tlhahlobo kapa tokiso.
Lintlha tsena li netefatsa hore lihlopha tsa tlhokomelo li khona ho latela ts'ebetso ea hydrant ha nako e ntse e ea le ho rarolla mathata a hlahang khafetsa.
Lisebelisoa le software bakeng sa ho boloka rekoto hantle
Lisebelisoa le lisebelisoa tsa sejoale-joale li nolofatsa ho boloka rekoto ea hydrant valve, ho ntlafatsa ts'ebetso le ho nepahala. Lisebelisoa tse kang Hydrant Inspector li sebelisa theknoloji ea barcode bakeng sa ho khutlisa data ka potlako, ha lisebelisoa tse tšoaroang ka letsoho li thusa ho ntlafatsa nako ea sebele tšimong. Ho kopanngoa le mekhoa ea GIS ho fana ka 'mapa oa pono oa libaka tsa metsi, ho thusa ba arabelang maemo a tšohanyetso le basebetsi ba tlhokomelo.
| Sebopeho | Tlhaloso |
|---|---|
| Litlhahlobo | E nolofatsa ho boloka lirekoto tsa mochini oa mollo, ho ngola liphetho tsa tlhahlobo le boemo ba ts'ebetso. |
| Litlhokomeliso tsa Mobile | E fana ka litsebiso tsa hang-hang ha hydrant e sa sebetse, e netefatsa hore ho nka khato kapele. |
| Khokahano ea GIS | E fana ka ponahalo ea libaka tsa hydrant bakeng sa ho tsamaea hantle ke ba arabelang maemong a tšohanyetso. |
| Litsebiso tse Ikemetseng | E romela litlhokomeliso bakeng sa liphetoho boemong ba hydrant kapa litlhoko tse tlang tsa tlhokomelo. |
| Historical Analytics | E sebelisa lintlha tsa histori bakeng sa tlhahlobo ea mekhoa, e thusa ho etsa liqeto tse nang le tsebo. |
Li-platform tse kang Sentryx li tsoela pele ho ntlafatsa tsamaiso ea mehaho ka ho kopanya lintlha tsa hydrant le mekhoa e teng ea metsi. Mokhoa ona o fokotsa litšenyehelo tsa ts'ebetso ha o ntse o ntlafatsa ho etsa liqeto bakeng sa botšepehi ba nako e telele. Bomasepala ba rua molemo ho phallo e hlophisitsoeng ea mosebetsi le taolong e ntlafalitsoeng ea thepa, ho netefatsa hore li-hydrants li lula li latela melao le ho itokisetsa maemo a tšohanyetso.
Malebela a Tšepahalang ea Nako e Telele ea Li-Valves tsa Mollo oa Hydrant
Ho theha kemiso ea kamehla ea tlhokomelo
Kemiso ea tlhokomelo e tsitsitseng e tiisa horebotshepehi ba nako e teleleea li-valve tsa mochini oa mollo. Litekanyetso tsa indasteri li khothaletsa mananeo a habeli kapa a selemo le selemo a tlhahlobo le tlhokomelo. Khafetsa e itšetlehile ka mofuta oa hydrant le maemo a leholimo a sebaka seo. Mekhoa e metle ka ho fetisisa e kenyelletsa ho sebelisa hydrant, ho tlotsa likarolo tse tsamaeang, ho hlatsoa sistimi, le ho hlahloba ho lutla ha metsi kapa metsi a emeng. Litsebi li boetse li lokela ho hlahloba li-nozzle caps, likarolo tsa sephethephethe le bophahamo ba metsi. Ho boloka rekoto e nepahetseng ea mesebetsi ena ho thusa ho latela ts'ebetso le ho tseba litaba tse hlahang khafetsa. Tlhokomelo ea kamehla e ka eketsa nako ea bophelo ea lipompo tsa mollo, tseo hangata li fetang lilemo tse 50 ha li hlokometsoe hantle.
Ho koetlisa basebetsi ka mekhoa ea tlhahlobo le tlhahlobo
Basebeletsi ba koetlisitsoeng hantle ba phetha karolo ea bohlokoa ho bolokeng li-valve tsa metsi a mollo. Basebeletsi ba lokela ho fumana koetliso ea matsoho ho tseba ho khathala, ho bola le mathata a ts'ebetso. Hape ba tlameha ho ithuta ho etsa liteko tsa phallo le khatello ka nepo. Mananeo a koetliso a lokela ho totobatsa bohlokoa ba ho khomarela litekanyetso tsa NFPA 291. Ho fa basebetsi lisebelisoa le lisebelisoa tse nchafalitsoeng ho netefatsa hore ba ka etsa tlhahlobo le litokiso ka nepo. Lithupelo tsa khafetsa le litifikeiti li thusa ho tsebisa lihlopha ka mekhoa ea morao-rao ea indasteri, ho matlafatsa ts'epo ea kakaretso ea li-hydrants.
Ho sebelisana le litsebi tse netefalitsoeng joalo ka Yuyao World Fire Fighting Equipment Factory
Ho sebelisana 'moho le litsebi tse netefalitsoeng ho netefatsa hore li-valve tsa hydrant li amohelatlhokomelo ea litsebi. Yuyao World Fire Fighting Equipment Feme e fana ka lits'ebeletso tse ikhethileng, tse kenyelletsang tlhahlobo, litokiso le liteko tsa ho latela melao. Boitseanape ba bona bo tiisa ho latela litekanyetso tsa NFPA 291 le ho ntlafatsa ts'ebetso ea li-hydrants. Ho sebelisana le litsebi tse joalo ho fokotsa kotsi ea ho hlōleha ha ts'ebetso le ho netefatsa tlhokomelo e nakong. Bomasepala le mekhatlo ba rua molemo ho lisebelisoa tsa bona tse tsoetseng pele, tsebo ea indasteri, le boitlamo ba polokeho.
Ho lula u nchafalitsoe ho litekanyetso tsa NFPA 291
Ho lula u tseba ka lintlafatso tsa NFPA 291 ho bohlokoa bakeng sa ho boloka boikamahanyo. Mokhatlo oa Naha oa Tšireletso ea Mollo nako le nako o ntlafatsa litekanyetso tsa oona ho sebetsana le liphephetso le mahlale a hlahang. Mekhatlo e lokela ho beha leihlo liphetoho tsena 'me e lokise mekhoa ea eona ea tlhokomelo ka nepo. Ho ingolisa ho likoranta tsa indasteri, ho ea lithupelong, le ho buisana le litsebi tse netefalitsoeng ho ka thusa lihlopha ho lula li le teng. Ho khomarela litekanyetso tse nchafalitsoeng ho netefatsa hore li-hydrants li lula li sebetsa 'me li itokiselitse maemo a tšohanyetso, ho sireletsa tšireletso ea sechaba.
Ho boloka li-valve tsa metsi a mollo ho netefatsa polokeho le ho latela litekanyetso tsa NFPA 291. Ho hlahlojoa khafetsa, ho etsa liteko, le ho boloka lirekoto li bohlokoa bakeng sa ho ts'epahala.
- Lubrication e nepahetseng e thibela kutu.
- Flushing e tlosa litšitiso.
- Litlhahlobo li netefatsa botšepehi ba tsamaiso le khatello ea metsi.
Ho sebelisana le litsebi tse kang Yuyao World Fire Fighting Equipment Factory e tiisa tlhokomelo ea litsebi le ts'ebetso ea nako e telele. Rulahanya tlhahlobo kajeno!
LBH
Ke makhetlo a fe a khothaletsoang bakeng sa tlhahlobo ea li-valve tsa hydrant?
NFPA 291 e khothaletsa tlhahlobo ea selemo le selemo bakeng sa li-valve tsa metsi a mollo. Ho hlahlojoa khafetsa ho netefatsa ho itokisetsa ts'ebetso le ho latela litekanyetso tsa polokeho, ho fokotsa kotsi ea ho hloleha ha sistimi.
Bomasepala ba ka etsa bonnete ba hore NFPA 291 e ba latela joang?
Bomasepala ba lokela ho etsa liteko tsa phallo ea metsi ka mor'a lilemo tse ling le tse ling tse hlano, ba boloke litlaleho tse nepahetseng, 'me ba sebelisane le bonalitsebi tse netefalitsoengjoalo ka Yuyao World Fire Fighting Equipment Factory bakeng sa lits'ebeletso tsa tlhokomelo ea litsebi.
Keletso: Sebelisa lisebelisoa tsa sejoale-joale joalo ka software e kopantsoeng ea GIS ho nolofatsa litlhahlobo le ho boloka lirekoto bakeng sa taolo e betere ea ho latela melao.
Ke lisebelisoa life tse hlokahalang bakeng sa tlhokomelo ea li-valve tsa hydrant?
Litsebi li hloka li-gauge tsa khatello, li-flow metres, lubricant, le li-rust inhibitors. Lisebelisoa tsena li thusa ho tseba mathata, ho etsa liteko, le ho boloka tšebetso ea li-valve ka katleho.
Nako ea poso: May-03-2025