Teko ea phallo ea metsi ho li-valve tse otlolohileng, li-valve tse ka lehlakoreng le letona, le li-valve tse lokollang moea li netefatsa hore litsamaiso tsa tšireletso ea mollo li sebetsa hantle nakong ea maemo a tšohanyetso. E netefatsa hore phallo ea metsi le khatello li fihlela maemo a polokeho. Ho ea ka NFPA 25, tlhahlobo le liteko tsa kamehla li khetholla mathata, li thibela ho hloleha, 'me li netefatsa hore li latela melao. Litsamaiso tse tšepahalang li sireletsa maphelo le thepa, li etsa hore liteko tsa kamehla e be mokhoa oa polokeho o ke keng oa buisanoa.

Lintlha tsa Bohlokoa

• Ho leka di-valve tse otlolohileng hangata ho thusa ditsamaiso tsa mollo ho sebetsa hantle maemong a tshohanyetso.
• Sebelisa lisebelisoa tse kang li-flow metres le li-gauge tsa khatello ho hlahloba phallo ea metsi le khatello ka nepo.melao ea polokeho ea lateloa.
• Ngola liphetho tsa liteko le tlhokomelo hohlokomela sistimi'me u fumane mathata esale pele.

Litokisetso le Tlhophiso

Lisebelisoa le Lisebelisoa tsa Teko ea Valve e Otlolohileng

Lisebelisoa le lisebelisoa tse nepahetseng lia hlokahala bakeng sa tlhahlobo e nepahetseng ea phallo ea li-valve tse otlolohileng. Litsebi li lokela ho bokella lintho tsohle tse hlokahalang pele li qala ts'ebetso ho netefatsa katleho le ho nepahala. Lisebelisoa tse hlokahalang hangata li kenyelletsa:

• Methapo ea phallo bakeng sa ho lekanya sekhahla sa phallo ea metsi.
• Litekanyetso tsa khatello ho lekola khatello ea sistimi.
• Li-wrenches le li-screwdriver bakeng sa ho lokisa li-valve.
• Lisebelisoa tsa tšireletso ea botho (PPE) tse kang liatlana, likhalase tsa mahlo le li-respirator.
• Lisebelisoa tsa ho rekota lintlha kapa libuka tsa ho ngola litlaleho bakeng sa ho ngola liphetho tsa liteko.

Litekanyetso tsa indasteri tse kang API 607 ​​le API 6FA li fana ka litataiso tsa ho khetha lisebelisoa tse loketseng bakeng sa tlhahlobo ea li-valve. Litekanyetso tsena li netefatsa hore lisebelisoa tse sebelisoang li fihlela litlhoko tsa polokeho le ts'ebetso. Ho khomarela litekanyetso tsena ho tiisa liphetho tse tšepahalang le ho latela litebello tsa taolo.

Ho hlahloba Valve e Otlolohileng le Likarolo tsa Sistimi

Pele ba qala teko ea phallo, litsebi li tlameha ho hlahlobavalve e otlolohilengle dikarolo tse amanang le sistimi. Mohato ona o netefatsa botšepehi ba sistimi mme o hlwaya mathata a ka bang teng a ka amang diphetho tsa teko. Ts'ebetso ya tlhahlobo e kenyelletsa mesebetsi e latelang:

Mosebetsi oa Tlhahlobo	Tlhaloso
Tlhahlobo ea Kantle	Hlahloba tshenyo ya mmele mme o netefatse hore di-valve tsa ho lokisa di sebakeng se nepahetseng.
Kamore e Mahareng	Netefatsa hore ha ho na ho dutla.
Tlhahlobo ea Ka Hare	Etsa selemo le selemo nakong ea liteko tsa maeto.
Li-strainer le Li-filter	Hlahloba lilemo tse ling le tse ling tse 5 ntle le haeba ho bontšitsoe ka tsela e 'ngoe.

Ho phaella moo, litsebi li lokela ho netefatsa boemo ba li-actuator tsa li-valve tsa letsoho le li-gauge tsa khatello. Ho netefatsa hore likarolo tsohle tse thusang, joalo ka li-valve tsa solenoid le li-switch tsa khatello, li teng ebile lia sebetsa ho bohlokoa ka ho lekana. Mehato ena e tsamaellana le melaoana ea indasteri ho boloka ts'epo ea sistimi.

Ho netefatsa Polokeho le ho Latela Melao Pele ho Teko

Polokeho le ho latela melaoLi bohlokoa haholo ha ho etsoa liteko tsa phallo holim'a li-valve tse otlolohileng. Litsebi li tlameha ho latela litataiso tse behiloeng ho itšireletsa le ho itšireletsa le ba bang nakong ea ts'ebetso. Litekanyetso tsa polokeho tsa OSHA li totobatsa bohlokoa ba tlhahlobo e nepahetseng ea ho lekana ha ho hema, e kenyeletsang:

• Ho khetha mohlala o loketseng oa ho hema.
• Ho fana ka litaelo tsa ho kenya le ho lokisa.
• Ho etsa liteko tsa tiiso ea mosebelisi ho netefatsa hore e lekane hantle.
• Ho thibela tlhahlobo haeba moriri oa sefahleho o sitisa sekwahelo sa ho hema.

Litsebi li lokela ho apara PPE, ho kenyeletsoa liatlana le likhalase tsa mahlo, ho fokotsa ho pepesehela likotsi tse ka bang teng. Ho latela mehato ena ea polokeho ho netefatsa tikoloho e sireletsehileng ea liteko le ho latela litlhoko tsa taolo.

Mokhoa oa Teko ea Mohato ka Mohato

Ho Bula Valve e Otlolohileng bakeng sa Phallo ea Pele

Ho bulavalve e otlolohilengke mohato oa pele ts'ebetsong ea teko ea phallo. Litsebi li lokela ho netefatsa hore valve e sebetsa ka botlalo 'me ha e na litšitiso pele li tsoela pele. Qala ka ho retelehela butle-butle mohele oa valve sebakeng sa eona se bulehileng. Mokhoa ona o butle-butle o thibela ho phahama ha khatello ka tšohanyetso ho ka senyang sistimi kapa ho baka lipalo tse fosahetseng. Ho shebella phallo ea pele ea metsi ho thusa ho khetholla liphoso leha e le life, tse kang ho thibana kapa ho lutla, tse ka hlokang tlhokomelo e potlakileng.

Nakong ena, litsebi li lokela ho beha leihlo tsamaiso eatekanyo ea khatelloho netefatsa hore khatello e ntse e le ka har'a tekanyo e lebelletsoeng. Haeba khatello e kheloha haholo, e ka 'na ea bontša ho se sebetse hantle ha valve kapa likarolo tse ling tsa sistimi. Ho sebetsana le mathata ana esale pele ho netefatsa ho nepahala ha litekanyo tse latelang.

Keletso:Kamehla apara lisebelisoa tse loketseng tsa tšireletso ea botho (PPE) ha u sebetsana le li-valve tse otlolohileng ho fokotsa ho pepesehela likotsi tse ka bang teng.

Ho Lekanya Sekhahla sa Phallo le Khatello ka Nepo

Tekanyo e nepahetseng ea sekhahla sa phallo le khatello ke ea bohlokoa bakeng sa ho lekola ts'ebetso ea valve e otlolohileng. Litsebi li lokela ho sebelisa lisebelisoa tse leka-lekaneng ho netefatsa ho nepahala. Tafole e latelang e hlalosa lisebelisoa tse sebelisoang hangata le mefuta ea tsona ea ho nepahala:

Mofuta oa Seletsa	Sebaka sa ho nepahala	Mokhoa oa ho Lekanya
Teko ea Boima ba 'Mele	Ho nepahala ha 99.9%	E sebelisa litekanyo tsa boima ba mantlha tse thehiloeng ho data ea NBS; e loketse liteko tsa laboratori.
Teko ea Gauge e nkehang habobebe	Phoso ea 0.25% ho isa ho 0.5%	E sebelisa tekanyo ea teko ho fapana le boima; e loketse lits'ebetso tsa tšimo.
Tekanyo ea ho theola mokoti (Banab'eso ba Ball)	Ho nepahala ha 0.2%	Di-telemeter di fetisetsa data ho chate/rekoto; ho nepahala ho angwang ke mokhoa wa phetisetso ya data.
Lirekoto tsa Elektroniki	Ho nepahala ha 1.0%	E lekanya ho fapoha ha tube ea Bourdon ka mokhoa oa mechine; e loketse lits'ebetso tsa khatello e phahameng.
Tanka ea Prover ea Volumetric	Ha e eo	E lekanya phallo ka ho lekanya nako ea phallo ea metsi ka tankeng e tšoailoeng hantle; e sa angoe ke ho teteana ha metsi.
Li-prover tsa Piston/Ball	Ha e eo	E tlosa mokelikeli o tsejoang sebakeng sa oona; e hlahisa li-pulse tsa motlakase bakeng sa tekanyo e nepahetseng.

Methapo ea phallo, joalo ka lipeipi tsa Venturi kapa li-ultrasound, le tsona lia hlokahala bakeng sa ho lekanya phallo ea metsi. Ho lekanngoa khafetsa ha lisebelisoa tsena ho netefatsa liphetho tse tšepahalang. Mohlala, lipeipi tsa Venturi li hloka liteko tsa nako le nako ho sebelisoa manometer ho netefatsa lipalo tsa khatello. Lipeipi tsa Ultrasonic li ka hloka ho lekanngoa hape ka elektroniki ho ikarabella bakeng sa liphetoho tsa ka hare tse bakoang ke ho bola kapa ho beoa.

Litsebi tsa theknoloji li lokela ho ngola litekanyo tsohle bukeng ea litlaleho kapa sesebelisoa sa dijithale bakeng sa tlhahlobo ea morao. Litokomane tse tsitsitseng li thusa ho latela ts'ebetso ea sistimi ha nako e ntse e ea le ho netefatsa ho latela maemo a indasteri.

Ho Fetola le ho Pheta-pheta bakeng sa Liphetho tse Tsitsitseng

Ho fihlela liphetho tse tsitsitseng hangata ho hloka liphetoho ho litlhophiso tsa valve. Litsebi li lokela ho etsa liphetoho tse eketsehileng boemong ba valve ha li ntse li shebile sekhahla sa phallo le khatello. Ts'ebetso ena ea ho pheta-pheta e netefatsa hore sistimi e sebetsa ka har'a sebaka sa eona se setle ka ho fetisisa. Mekhoa e latelang e metle e tšehetsa liphetho tse tsitsitseng:

• Lekanya lisebelisoa tsa liteko khafetsa ho boloka ho nepahala.
• Netefatsa tshebetso ya disebediswa pele ho teko e nngwe le e nngwe.
• Hloekisa le ho hlahloba lisebelisoa ho thibela liphoso tsa tekanyo.

Haeba ho se lumellane ho ntse ho tsoela pele, litsebi li lokela ho hlahloba hape valve e otlolohileng le likarolo tse amanang le eona bakeng sa mathata a ka bang teng. Mohlala, litiiso tse tsofetseng kapa ho bokellana ha litšila ho ka ama ts'ebetso ea valve. Ho rarolla mathata ana kapele ho netefatsa hore sistimi e sebetsa kamoo ho reriloeng kateng.

Hlokomela:Ho tsitsa ha mekhoa ea liteko ha ho ntlafatse botšepehi feela empa hape ho ntlafatsa polokeho ka ho khetholla ho hloleha ha sistimi esale pele.

Liketso tsa Kamora Teko

Ho Rekota le ho Hlahloba Lintlha tsa Teko

Ho rekota le ho sekaseka lintlha tsa liteko ho netefatsa ho tšepahala ha litsamaiso tsa tšireletso ea mollo. Litsebi li lokela ho ngola sekhahla sa phallo, lipalo tsa khatello, le ts'ebetso ea li-valve nakong ea liteko. Lintlha tsena li sebetsa e le litšupiso bakeng sa ho khetholla mekhoa le mathata a pheta-phetoang. Litlhoko tsa tlhokomelo hangata lia eketseha ha litsamaiso li ntse li tsofala, e leng se etsang hore litokomane tse qaqileng tsa kamora tlhahlobo li be bohlokoa. Ho hlokomoloha mohato ona ho ka lebisa ho hloleheng ha sistimi, joalo ka ha ho senotsoe litlhahlobong tsa kamora lefu la litsamaiso tse hlōlehileng.

Mekhoa e tloaelehileng ea tlhahlobo ea data e ntlafatsa ho nepahala le ho tsitsa. Merero e kang FlowCAP e bontša bohlokoa ba tlhahlobo ea data e iketsahallang ka ho e bapisa le ho kenya ka letsoho ka litsebi. Mekhoa ena e tiisa tlhoko ea ho rekota le ho hlalosa liphetho tsa liteko tsa phallo ka nepo. Litsebi li lokela ho sebelisa lisebelisoa tsa dijithale kapa libuka tsa ho ngola ho boloka lirekoto tse hlophisitsoeng, ho netefatsa hore li latela maemo a indasteri.

Ho Khutlisetsa Sistimi Boitokisetsong ba Ts'ebetso

Ho tsosolosa litsamaiso tsa tšireletso ea mollo boemong ba ho sebetsa ho kenyelletsa mesebetsi e 'maloa ea tlhokomelo. Litsebi li tlameha ho netefatsa hore likarolo tsohle li sebetsa hantle kamora liteko. Tafole e latelang e hlalosa liprothokholi tse khothaletsoang tse thehiloeng ho litekanyetso tsa NFPA 25:

Mosebetsi oa Tlhokomelo	Maqhubu	Referense ho tsoa ho NFPA 25
Leka lisebelisoa tsa matšoao a tlhokomelo	Selemo le selemo	13.2.8.2
Sebelisa li-valve tsa taolo ka mefuta eohle	Selemo le selemo	13.3.3.1
Li-switch tsa taolo ea li-valve tsa taolo ea liteko	Selemo le selemo	13.3.3.3.5.1
Liteko tsa ho thibela phallo ea mali morao	Selemo le selemo	13.7.2.1
Teko ea liphaephe ka metsi	Lilemo tse ling le tse ling tse 5	6.3.2.1

Litsebi li lokela ho hlahloba li-valve tsa taolo, ho hloekisa likarolo tsa sistimi, le ho lokisa lisebelisoa hape ho netefatsa ts'ebetso e ntle ka ho fetisisa. Mehato ena e khutlisetsa sistimi boemong ba eona ba pele, e loketse ho arabela ka katleho nakong ea maemo a tšohanyetso.

Ho Hlophisa Liteko tsa Phallo ea Kamehla bakeng sa Li-valve tse Otlolohileng

Liteko tsa khafetsa tsa phallo holim'a li-valve tse otlolohileng li bohlokoa bakeng sa ho boloka ts'epo ea sistimi. Mekhoa e metle ea indasteri e khothaletsa maano a latelang:

1. Etsa tlhahlobo nako le nako ho fumana tshenyo kapa ho tsofala.
2. Kenya tshebetsong mekgwa ya ho hlwekisa ho thibela ho bokellana ha ditshila.
3. Nkela diaphragm sebaka ho latela maemo a tshebetso le tataiso ya moetsi.
4. Lekanya mekhoa e iketsang bakeng sa taolo e nepahetseng ea phallo.
5. Boloka litlaleho tse qaqileng tsa mesebetsi ea tlhokomelo le litlhahlobo.

Maano ana a netefatsa tshebetso e tsitsitseng mme a atolosa nako ya bophelo ba di-valve tse otlolohileng. Ho hlophisa diteko ka dinako tse tlwaelehileng ho thusa ditheknishiene ho lemoha mathata esale pele, ho fokotsa kotsi ya ho hloleha ha sistimi. Fektheri ya Disebediswa tsa ho Lwantsha Mollo ya Lefatshe ya Yuyao e totobatsa bohlokwa ba tlhokomelo e potlakileng ho sireletsa maphelo le thepa.

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Teko ea phallo e bapala karolo ea bohlokoa ho bolokeng botšepehi ba litsamaiso tsa tšireletso ea mollo. Teko ea kamehla e netefatsa ho latela maemo a polokeho 'me e khetholla mathata a ka bang teng esale pele. Mehato ea bohlokoa e kenyelletsa ho hlahloba li-valve, ho lekanya sekhahla sa phallo le ho tsosolosa litsamaiso. Tafole e latelang e totobatsa maqhubu a liteko a khothaletsoang ke maemo a indasteri:

E tloaelehileng	Khafetsa ea Teko
AWWA	Lilemo tse ling le tse ling tse 10
NFPA	Lilemo tse ling le tse ling tse 5

Teko ea kamehla e sireletsa maphelo le thepa ka katleho.

LBH

Ke maqhubu afe a khothaletsoang bakeng sa li-valve tse otlolohileng tsa ho leka phallo?

Maemo a indasteri a fana ka maikutlo a ho leka di-valve tse otlolohileng dilemo tse ding le tse ding tse 5 bakeng sa ho latela melao. Leha ho le jwalo, Yuyao World Fire Fighting Equipment Factory e kgothaletsa ho etsa diteko tse ngata kgafetsa ho latela tshebediso ya sistimi le maemo a yona.

Ke hobane'ng ha tekanyo e nepahetseng ea sekhahla sa phallo e le ea bohlokoa?

Tekanyo e nepahetseng ea sekhahla sa phalloe netefatsa hore sistimi ea tšireletso ea mollo e fana ka metsi a lekaneng nakong ea maemo a tšohanyetso. E boetse e thusa ho tseba mathata a ka bang teng, ho netefatsa botšepehi ba sistimi le ho latela maemo a polokeho.

Na litsebi tsa theknoloji li ka etsa liteko tsa phallo ntle le lisebelisoa tse khethehileng?

Tjhe, litsebi li hloka lisebelisoa tse leka-lekaneng tse kang li-flow metres le li-gauge tsa khatello. Lisebelisoa tsena li netefatsa litekanyo tse nepahetseng, tse bohlokoa bakeng sa ho boloka ts'ebetso ea sistimi le ho latela melao ea polokeho.