Sehatsetsi sa mollolitsamaiso li bapala karolo ea bohlokoa ho sireletseng libaka tsa litoropo nakong ea maemo a tšohanyetso. Khatello e feteletseng ea metsi e ka beha ts'ebetso ea tsona kotsing, e leng se lebisang ho se sebetseng hantle kapa tšenyo. Li-valve tse thibelang khatello li rarolla bothata bona ka ho netefatsa hore phallo ea metsi e laoloa. Lithuto tsa linyeoe li totobatsa kamoo litharollo tsena li ntlafatsang katengvalve ea metsi a ho tima mollotshebetso,phaephe ea mollobotšepehi, lesekotwana sa phaephe ea mollots'ebetso.

Lintlha tsa Bohlokoa

• Li-valve tse thibelang khatello(li-PRV) li laola khatello ea metsi ho boloka litsamaiso li sireletsehile.
• Ho sebelisa li-PRV ho ka fokotsa ho lutla ha metsi ka ho feta 31%, e leng se bolokang metsi le chelete.
• Litharollo tse ikhethileng bakeng sa metsekapa lifeme li etsa hore lipompo tsa mollo li sebetse hantle.

Mekhoa ea Mocheso oa Mollo le Li-valve tse Thibelang Khatello

Kakaretso ea Mekhoa ea Metsi a Mollo

Litsamaiso tsa lipompo tsa mollo li etsa motheo oa meralo ea motheo ea ho tima mollo litoropong. Litsamaiso tsena li netefatsa phepelo e tšepahalang ea metsi nakong ea maemo a tšohanyetso, e leng se nolofalletsang bo-ralitima-mollo ho loantša mollo ka katleho. Lipompo tsa mollo tsa setso li etsoa liteko tse matla ho boloka ts'ebetso e sebetsa hantle. Mohlala, liteko tse entsoeng nakong ea bonyane ba phallo ea bosiu li senotse sekhahla sa phallo se tlohang ho 9.615 m³/h ho isa ho 10.56 m³/h ka nako ea metsotsoana e 180 ho isa ho e 240. Ho sa tsotellehe mehato ena, liphoso tsa khatello marang-rang a lekanngoang li ntse li ka feta 0.1 kg/cm², e leng se totobatsang tlhoko ea ntlafatso e eketsehileng.

Mathata a Tsamaiso ea Metsi a Mollo

Tikoloho ea litoropo e hlahisa liphephetso tse ikhethang bakeng sa litsamaiso tsa lipompo tsa mollo. Lipatlisiso li totobatsa bohlokoa ba ho beoa ha lipompo tsa metsi ka mokhoa o hlophisitsoeng, kaha sebaka se pakeng tsa lipompo tsa metsi se ama linako tsa karabelo ka kotloloho. Ho beoa ho sa lekaneng ho ka beha boteng ba metsi kotsing, ha fokotsa bokhoni ba ho tima mollo. Ho feta moo, meralo ea motheo e tsofalang le khatello e feteletseng ea metsi hangata li lebisa ho lutla, ho phatloha le litšenyehelo tse eketsehileng tsa tokiso. Litaba tsena li totobatsa tlhoko ea litharollo tse ncha ho ntlafatsa ts'epo ea sistimi le ts'ebetso.

Karolo ea Li-valve tse Thibelang Khatello ho Ntlafatso

Li-valve tse thibelang khatello (li-PRV) li bapala karolo ea bohlokoa ho rarolla mathata a tobaneng le litsamaiso tsa lipompo tsa metsi a mollo. Ka ho laola khatello ea metsi, li-PRV li fokotsa ho lutla le ho thibela tšenyo ea meralo ea motheo. Lithuto li bontša hore ho kenyelletsa li-PRV lits'ebetsong tsa kabo ea metsi ho ka fokotsa ho lutla ka 31.65% le ho ntlafatsa matšoao a ts'ebetso ea tekheniki ho tloha ho 79.81% ho isa ho 97.45%. Ho feta moo, li-PRV li kenya letsoho paballong ea metsi ka ho fokotsa sekhahla sa phallo, e leng se fokotsang ts'ebeliso le ho atolosa nako ea bophelo ea thepa. Ka litšenyehelo tsa ho kenya tse karolelano ea $500,000 le nako ea tefo ea lilemo tse 2-4, li-PRV li fana ka tharollo e theko e tlaase bakeng sa ho ntlafatsa litsamaiso tsa lipompo tsa metsi a mollo.

Melemo ea Li-valve tse Thibelang Khatello Mekhoeng ea Metsi a Mollo

Ho Laola Khatello ea Metsi Bakeng sa Polokeho

Li-valve tse thibelang khatelloli phetha karolo ea bohlokoa ho bolokeng maemo a khatello ea metsi a sireletsehileng ka har'a litsamaiso tsa lipompo tsa metsi a mollo. Khatello e feteletseng ea metsi e ka lebisa ho phahama ho kotsi, e leng se ka behang botšepehi ba sistimi kotsing 'me sa baka likotsi ho bo-ralitima-mollo nakong ea maemo a tšohanyetso. Ka ho laola phallo ea metsi, li-valve tsena li netefatsa hore khatello e lula e le maemong a nepahetseng, e fokotsang monyetla oa likotsi kapa ho hloleha ha lisebelisoa.

Libakeng tsa litoropo, moo khatello ea metsi e atisang ho fetoha ka lebaka la tlhoko e phahameng, li-valve tse thibelang khatello li sebetsa e le tšireletso. Li thibela ho phahama ha khatello ka tšohanyetso ho ka senyang lipompo tsa mollo kapa lisebelisoa tse hokahaneng. Molao ona ha o ntlafatse polokeho ea ts'ebetso ea ho tima mollo feela empa hape o netefatsa hore metsi a fanoa ka mokhoa o tsitsitseng le o tšepahalang linakong tsa bohlokoa.

Ho Thibela Tšenyo ea Meralo ea Motheo

Khatello ea metsi e sa laoleheng e ka baka tšenyo meralong ea motheo, ea baka ho lutla ha metsi, ho phatloha ha liphaephe le tšenyo e 'ngoe e turang. Li-valve tse thibelang khatello li fokotsa likotsi tsena ka ho boloka maemo a tsitsitseng a khatello tsamaisong eohle. Lithuto tsa linyeoe li bontšitse ntlafatso e kholo botšepehing ba meralo ea motheo kamora ho kenya tšebetsong li-valve tsena. Melemo ea bohlokoa e kenyelletsa:

• Phokotso ea sekhahla sa ho lutla ha metsi, ho fokotsa tšenyo ea metsi.
• Phokotseho ea ho robeha ha liphaephe, ho fokotsa litšenyehelo tsa tokiso le tsa ho nkela sebaka.
• Thibelo ea libaka tse ncha tsa ho lutla, e leng se eketsang nako ea bophelo ba sistimi.
• Ho ntlafala ha ts'epo ea sistimi ea phepelo ea metsi, ho netefatsa ts'ebeletso e sa sitisoeng.
• Ho fokotsa litšitiso tsa phallo ea sephethephethe tse bakoang ke litokiso tsa tšohanyetso.
• Thibelo ea litšitiso mesebetsing ea khoebo, ho sireletsa botsitso ba moruo.
• Ho qoba tšenyo ea meralo ea motheo e potolohileng, ho boloka tikoloho ea litoropo.

Ka ho rarolla mathata ana, li-valve tse thibelang khatello ha li sireletse feela likarolo tsa 'mele tsa litsamaiso tsa metsi a mollo empa hape li kenya letsoho ho tiiseng ha meralo ea motheo ea litoropo ka kakaretso.

Ho Ntlafatsa Bokgoni ba ho Thibela Mollo

Ho tima mollo ka katleho ho itshetlehile ka phepelo e tsitsitseng le e tshepahalang ya metsi. Di-valve tse thibelang kgatello di ntlafatsa bokgoni bona ka ho fedisa ho phahama ha kgatello le ho netefatsa phallo e tsitsitseng ya metsi. Mahlale a tswetseng pele, a kang di-valve tse fokotsang kgatello le di-valve tsa taolo ya pompo e thibelang ho phahama, a bapala karolo ya bohlokwa ho ntlafatseng tshebetso ya sistimi. Dikarolo tsena di thibela ditlamorao tsa hamore ya metsi, tse ka senyang diphaephe le ho fokotsa katleho ya tshebetso.

Mekhoa e meng e mecha, e kang li-valve tsa taolo ea pompo ea mollo le litanka tse thibelang ho phahama ha sekho, li tšehetsa boiteko ba ho tima mollo. Li-valve tsa taolo ea pompo ea mollo li laola ho lokolloa ha metsi, li boloka maemo a khatello a sebetsang nakong ea maemo a tšohanyetso. Litanka tse thibelang ho phahama ha sekho li monya maqhubu a khatello, li eketsa bokhoni ba sistimi le ho thibela tšenyo. Hammoho, mahlale ana a theha meralo ea motheo ea ho tima mollo e matla le e sebetsang hantle, e nolofalletsang karabelo e potlakileng le ho fokotsa tšenyo e amanang le mollo.

Ho kopanngoa ha li-valve tse thibelang khatello lits'ebetsong tsa lipompo tsa mollo ha ho ntlafatse feela katleho ea ts'ebetso empa hape ho netefatsa hore bo-ralitima-mollo ba ka etsa mesebetsi ea bona ntle le litšitiso tse sa hlokahaleng. Ntlafatso ena qetellong e pholosa maphelo le ho sireletsa thepa nakong ea maemo a tšohanyetso.

Lithuto tsa Nyeoe: Ho Ntlafatsa Mekhoa ea Metsi a Mollo

Setereke sa Metse se Phahameng ka ho Fetisisa se nang le Khatello e Feteletseng ea Metsi

Litereke tse telele tsa litoropo hangata li tobana le liphephetso tse amanang le khatello e feteletseng ea metsi. Libaka tsena li hloka mekhoa e tsoetseng pele ea taolo ea khatello ho netefatsa polokeho le katleho ea litsamaiso tsa metsi a mollo. Tlhahlobo ea lipalo-palo e senola hore ho fokotsa khatello ea metsi ka 60 psi ho ka fokotsa haholo ho lutla ha selemo le selemo, ho tloha ho lilithara tse limilione tse 189 ho isa ho lilithara tse limilione tse 80. Phokotso ena ha e boloke metsi feela empa hape e fokotsa kotsi ea tšenyo ea meralo ea motheo.li-valve tse fokotsang khatello(li-PRV) literekeng tse joalo li ipakile e le tharollo e theko e tlaase, ka nako ea puseletso ea lilemo tse peli ho isa ho tse 'ne.

Li-valve tse thibelang khatello le tsona li ntlafatsa ts'ebetso ea ho tima mollo mehahong e meholo ka ho boloka phallo ea metsi e tsitsitseng. Ntle le li-valve tsena, khatello e feteletseng e ka lebisa ho hloleheng ha lisebelisoa kapa ho phahama ho kotsi nakong ea maemo a tšohanyetso. Ka ho tsitsisa khatello, li-PRV li netefatsa hore li-hydrant tsa mollo li fana ka metsi ka mokhoa o tšepahalang, esita le libakeng tse nang le tlhoko e feto-fetohang.

Sechaba sa Metseng e Meholo se nang le Meralo ea Motheo ea Botsofali

Metse ea litoropo tse ka thoko e nang le meralo ea motheo e tsofetseng hangata e ba le ho lutla khafetsa le ho phatloha ha liphaephe. ​​Mathata ana a hlaha ka lebaka la thepa e senyehang le khatello e sa tsitsang ea metsi. Li-valve tse thibelang khatello li sebetsana le liphephetso tsena ka ho boloka maemo a tsitsitseng a khatello, e leng se fokotsang khatello tsamaisong.

Lithuto tsa linyeoe li totobatsa melemo e 'maloa ea ho kenya tšebetsong li-PRV libakeng tsa litoropo:

• Phokotso e kholo ea sekhahla sa ho lutla ha metsi, e leng se lebisang paballong ea metsi.
• Liphaephe lia robeha hanyane, e leng se fellang ka litšenyehelo tse tlase tsa tokiso.
• Nako e teletsana ya bophelo ba meralo ya motheo e teng.

Ka ho kenyelletsa li-PRV lits'ebetsong tsa lipompo tsa mollo, metse ea litoropong e ka ntlafatsa ts'epo le ho fokotsa litšenyehelo tsa tlhokomelo. Ntlafatso ena e netefatsa hore baahi ba na le phihlello ea metsi a tšepahalang nakong ea maemo a tšohanyetso.

Sebaka sa Liindasteri se nang le Tlhoko ea Metsi e Feto-fetohang

Libaka tsa indasteri li hlahisa liphephetso tse ikhethang ka lebaka la tlhoko ea tsona ea metsi e feto-fetohang. Li-valve tse thibelang khatello, tse kang GVS le li-PRV tse tsamaisoang ke pilot, li laola liphetoho tsena ka katleho. Lithuto li bontša hore li-valve tsa GVS li boloka phapang ea khatello ka tlase ho 0.1 bar ho pholletsa le mefuta e mengata ea sekhahla sa phallo. Botsitso bona bo netefatsa ts'ebetso e tsitsitseng, esita le nakong ea liphetoho tse kholo tsa ho ntša metsi.

Liphihlelo tsa bohlokoa tse tsoang lits'ebetsong tsa indasteri li kenyelletsa:

• Li-valve tsa GVS li fokotsa litlhōrō tsa khatello ho fihlela ka tlase ho 0.6 bar, e leng ho thibelang tšenyo nakong ea tlhokahalo e phahameng.
• Li-PRV tse tsamaisoang ke mofofisi li sebetsa hantle tlas'a maemo a tlase a ho ntša metsi empa li ka ba le phapang e phahameng ea khatello nakong ea tlhoko e phahameng.
• GVS e fokotsa mefuta e fapaneng ea taolo ea khatello ea interquartile ka 38%, e leng se bontšang botsitso bo phahameng.

Liphetho tsena li bontša bohlokoa ba ho khetha mofuta o nepahetseng oa valve bakeng sa libaka tsa indasteri. Ka ho ntlafatsa taolo ea khatello, litsamaiso tsa metsi a mollo libakeng tsena li ka tšehetsa ts'ebetso ea kamehla le likarabo tsa maemo a tšohanyetso ka katleho.

Lithuto Tse Ithutiloeng Lithutong tsa Nyeoe

Lithuto tsa nyeoe li totobatsa ho tenyetseha le katleho ea li-valve tse thibelang khatello maemong a fapaneng. Lintlha tsa bohlokoa li kenyelletsa:

• Litharollo tse IkhethilengTikoloho e 'ngoe le e 'ngoe, ebang ke ea litoropong, ea litoropong, kapa ea indasteri, e hloka maano a taolo ea khatello a ikhethileng.
• Ho Sebetsa ka Botlalo LitšenyeheloLi-PRV li fana ka poloko e kholo ea ts'ebetso, ka linako tse khutšoane tsa tefo.
• Tšepo e Ntlafalitsoeng: Maemo a tsitsitseng a kgatello a fokotsa kgatello ya meralo ya motheo, e leng se eketsang nako ya bophelo ba ditsamaiso tsa diphaephe tsa metsi a mollo.
• Polokeho e Ntlafetseng: Phallo e tsitsitseng ea metsi e netefatsa hore mesebetsi ea ho tima mollo e lula e sebetsa hantle ebile e sebetsa hantle.

Lithuto tsena li totobatsa karolo ea bohlokoa ea li-valve tse thibelang khatello ho ntlafatsenglitsamaiso tsa metsi a ho tima molloKa ho sebetsana le diphephetso tse itseng, di-valve tsena di kenya letsoho ho metseng e bolokehileng le e mamellang mathata haholoanyane.

Mekhoa e Metle ea ho Kenya Ts'ebetsong Li-valve tse Thibelang Khatello

Tlhahlobo le Moralo oa Sistimi

Ho kenngwa tshebetsong ha di-valve tse thibelang kgatello ka katleho ho qala ka tlhahlobo e tebileng ya sistimi. Baenjiniere ba tlameha ho lekola meralo ya motheo e teng ho hlwaya diphephetso tse amanang le kgatello. Tshebetso ena e kenyeletsa ho sekaseka dipaterone tsa phallo ya metsi, ho fetofetoha ha kgatello, le boemo ba diphaephe le di-hydrant. Ho rala ho lokela ho beha pele dibaka tse nang le tlhokeho e hodimo ya metsi kapa meralo ya motheo e tsofetseng. Ka ho sebetsana le mabaka ana, bankakarolo ba ka netefatsa hore sistimi e sebetsa ka bokgabane le ka botshepehi.

Ho Khetha Mofuta o Nepahetseng oa Valve

Ho khetha mofuta o nepahetseng oa valve ho bohlokoa bakeng sa ho fihlela ts'ebetso e ntle ka ho fetisisa. Litikoloho tse fapaneng li hloka meralo e itseng ea valve ho fihlela litlhoko tse ikhethang. Mohlala, litereke tse phahameng tsa litoropo li rua molemo ho li-valve tse fokotsang khatello tse tsitsisang khatello e feteletseng ea metsi. Libaka tsa indasteri tse nang le tlhoko e feto-fetohang ea metsi hangata li hloka li-valve tse tsamaisoang ke mofofisi bakeng sa taolo e nepahetseng. Ho buisana le bahlahisi, joalo ka Yuyao World Fire Fighting Equipment Factory, ho netefatsa hore li-valve tse khethiloeng li lumellana le litlhoko tsa sistimi le lipheo tsa ts'ebetso.

Tataiso ea ho Kenya le Tlhokomelo

Ho kenya le ho hlokomela hantle ho bohlokoa bakeng sa ts'ebetso ea nako e telele ea li-valve tse thibelang khatello. Tataiso ea bohlokoa e kenyelletsa:

• Kenya di-valve ka har'a meeli ea tsona ea mocheso le khatello.
• Fana ka sebaka se lekaneng bakeng sa phihlello ea tlhokomelo.
• Kenya li-valve ka mokhoa o sireletsehileng ho fokotsa ho thothomela.
• Tsamaisa li-valve hantle ho netefatsa hore mecha ea phatlalatso e phalla hantle.
• Hlahloba ho dutla ha metsi kamora ho e kenya.
• Sebelisa li-filter ho thibela litšila hore li se ke tsa ama ts'ebetso ea li-valve.

Ho theha kemiso ea tlhokomelo ea thibelo ho ntlafatsa ts'epo ea sistimi haholoanyane. Merero ea tlhokomelo e lokela ho nahana ka lintlha tse kang khatello, mocheso le lipotoloho tsa ts'ebetso. Ho sebelisana 'moho le bafani ba li-valve bakeng sa likhothaletso tse ikhethileng ho netefatsa ts'ebetso e ntle ka ho fetisisa.

Tšebelisano-'moho le Bankakarolo

Tšebelisano-'moho har'a baenjiniere, baqapi ba litoropo le mekhatlo ea polokeho ea mollo e bapala karolo ea bohlokoa ntlafatsong ea sistimi. Mohlala, tšebelisano-'moho pakeng tsa mafapha a mollo le bo-rasaense ba data e lebisitse ho mehlala ea ho bolela esale pele e khethollang libaka tse kotsing e kholo ea mollo. Mefuta ena e nolofalletsa matšolo a thibelo a reretsoeng, e fokotsang likotsi tsa mollo. Ka mokhoa o ts'oanang, boiteko bo kopanetsoeng pakeng tsa baeletsi ba polokeho ea mollo le merero e bohlale ea toropo bo felletse ka meaho e nang le lisebelisoa tsa sensor e lemohang mosi le mekhoa ea ho ntša batho ka bohona. Tšebelisano-'moho e joalo e khothalletsa litharollo tse ncha le ho ntlafatsa bokhoni ba karabelo ea maemo a tšohanyetso.

Tlhaloso ea Mohlala	Melemo ea Tšebelisano-'moho
Lebala la liketsahalo la nalane le kentse tšebetsong ntlafatso ea polokeho ea mollo, ho kenyeletsoa le litsamaiso tsa ho fafatsa le likharetene tse sa cheng. Nakong ea mollo o monyenyane, karabelo e potlakileng e ile ea thibela tšenyo e kholo.	Mehato e ntlafalitsoeng ea polokeho ea mollo e lebisang karabelong e atlehang ea maemo a tšohanyetso.
Tšebelisano-'moho pakeng tsa mafapha a mollo le bo-rasaense ba data ba thehile mehlala ea ho bolela esale pele ho khetholla libaka tse kotsing e kholo.	Maano a thibelo a tsamaisoang ke data ho fokotsa likotsi tsa mollo.

Karolo ea Fektheri ea Lefatše ea Lisebelisoa tsa ho Loantša Mollo ea Yuyao ho Faneng ka Litharollo

Fektheri ea Lisebelisoa tsa ho Loantša Mollo ea Lefatše ea Yuyao e ipakile e le mofani ea tšepahalang oa li-valve tse thibelang khatello. Khamphani e fana ka mefuta e mengata ea li-valve tsa boleng bo holimo tse etselitsoeng ho fihlela litlhoko tse fapaneng tsa ts'ebetso. Bokhoni ba bona bo netefatsa hore bareki ba fumana litharollo tse etselitsoeng uena, ebang ke bakeng sa lits'ebetso tsa litoropong, tsa litoropong, kapa tsa indasteri. Ka ho beha pele boqapi le botšepehi, Fektheri ea Lisebelisoa tsa ho Loantša Mollo ea Lefatše ea Yuyao e kenya letsoho lits'ebetsong tsa lipompo tsa mollo tse sireletsehileng le tse sebetsang hantle lefatšeng ka bophara.

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Li-valve tse thibelang khatello li ntlafatsa haholo litsamaiso tsa metsi a ho tima mollo ka ho ntlafatsa polokeho, ho fokotsa tšenyo ea meralo ea motheo, le ho ntlafatsa bokhoni ba ho tima mollo.

Lithuto tsa mehlala li bontša bohlokoa ba litharollo tse etselitsoeng libaka tsa litoropo, tsa litoropo le tsa indasteri. Litemo tsena li totobatsa ho feto-fetoha ha maano a taolo ea khatello.

LBH

Li-valve tse thibelang khatello ke eng, hona li sebetsa joang?

Li-valve tse thibelang khatellolaola khatello ea metsi lits'ebetsong tsa lipompo tsa metsi a mollo. Li laola sekhahla sa phallo, li netefatsa maemo a khatello a tsitsitseng le a sireletsehileng ho thibela tšenyo le ho ntlafatsa bokhoni ba ho tima mollo.

Na li-valve tse thibelang khatello li ka sebelisoa mefuteng eohle ea litsamaiso tsa metsi a mollo?

E, li-valve tse thibelang khatello lia tšoanelehalitsamaiso tse fapaneng, ho kenyeletsoa le dibaka tsa ditoropong, tsa ditoropong le tsa diindasteri. Ho ikamahanya le maemo ha tsona ho netefatsa tshebetso e ntle ka ho fetisisa dibakeng tse fapaneng tsa tshebetso.

Fektheri ea Lisebelisoa tsa ho Loantša Mollo ea Lefatše ea Yuyao e tšehetsa ts'ebetsong ea li-valve joang?

Fektheri ea Lefatše ea Lisebelisoa tsa ho Loantša Mollo ea Yuyao e fana ka li-valve tsa boleng bo holimo tse etselitsoeng ho thibela khatello. Tsebo ea bona e netefatsa litharollo tse tšepahalang tsa ho ntlafatsa litsamaiso tsa lipompo tsa mollo maemong afe kapa afe.

Keletso: Buisana le litsebi ho khetha mofuta o nepahetseng oa valve bakeng sa litlhoko tsa hau tse ikhethileng tsa sistimi.