30% Theko e Fokotsoeng Li-valve tsa ho lokolla moea Ductile Iron ggg40 DN50-DN300
Setho se seng le se seng se tsoang sehlopheng sa rona se seholo sa phaello se ananela litlhoko tsa bareki le puisano ea mokhatlo bakeng sa 2019 ea theko e phahameng ea ductile ironSephahla sa Phallo ea Moea, Ho ba teng ho tsoelang pele ha litharollo tsa boemo bo holimo hammoho le lits'ebeletso tsa rona tse ntle tsa pele le ka morao ho thekiso ho netefatsa tlholisano e matla 'marakeng o ntseng o eketseha oa lefatše.
Setho se seng le se seng se tsoang sehlopheng sa rona se seholo sa phaello se ananela litlhoko tsa bareki le puisano ea mokhatlo bakeng saSephahla sa Phallo ea Moea, Re fumane botumo bo botle har'a bareki ba mose ho maoatle le ba malapeng. Ka ho khomarela molao-motheo oa tsamaiso ea "mekoloto e sekametseng, moreki pele, katleho e phahameng le litšebeletso tse hōlileng tsebong", re amohela ka mofuthu metsoalle e tsoang likarolong tsohle tsa bophelo ho sebelisana le rona.
Tlhaloso:
Li-valve tsa ho lokolla moea ka lebelo le phahameng li kopantsoe le likarolo tse peli tsa "diaphragm air valve" tse nang le khatello e phahameng ea khatello le "valve ea ho tsoa" e nang le khatello e tlase, E na le mesebetsi ea ho tsoa le ea ho kenya letsoho.
Belofo e lokollang moea oa diaphragm e nang le khatello e phahameng e ntša ka bo eona moea o monyenyane o bokeletsoeng phapeng ha phaephe e le tlas'a khatello.
Motlakase o tlaase oa ho kenya le ho qeta valve o ke ke oa ntša moea feela ka phala ha phala e se nang letho e tletse metsi, empa hape le ha phala e tšolloa kapa khatello e mpe e etsahala, joalo ka tlas'a boemo ba karohano ea metsi, e tla ka tsela e iketsang. bula le ho kenya phala ho felisa khatello e mpe.
E 'ngoe ea mesebetsi ea mantlha ea valve ea moea ke ho lokolla moea o qabeletsoeng ho tsoa ho sistimi. Ha mokelikeli o kena liphaepheng, moea o ka qabelloa libakeng tse phahameng, tse kang moo ho kobehang, libaka tse phahameng le litlhōrō tsa lithaba. Ha mokelikeli o ntse o phalla liphaepheng, moea o ka bokellana 'me oa etsa mekotla ea moea, e leng se ka lebisang ho fokotseng katleho le khatello e eketsehileng.
Li-valve tsa ho lokolla moea, joalo ka tse ling tsa TWS Valveli-valve tsa serurubele tse lutseng rabara, hape e phetha karolo ea bohlokoa ho bolokeng tšebetso e sebetsang hantle le e thellang ea liphaephe le litsamaiso tse tsamaisang maro. Bokhoni ba bona ba ho lokolla moea o koaletsoeng le ho thibela maemo a vacuum ho netefatsa ts'ebetso e nepahetseng ea sistimi, ho thibela litšitiso le tšenyo. Ka ho utloisisa bohlokoa ba li-valve tsa moea le ho nka mehato e nepahetseng ea ho kenya le ho e lokisa, basebelisi ba sistimi ba ka netefatsa nako e telele le ts'epahalo ea liphaephe le litsamaiso tsa bona.
Litlhoko tsa ts'ebetso:
Valve e lokollang moea o tlase (mofuta oa float + float) kou e kholo ea mouoane e etsa bonnete ba hore moea o kena le ho tsoa ka lebelo le phahameng le phallo e phahameng ea moea, esita le phallo ea moea e potlakileng e kopantsoeng le moholi oa metsi, e ke ke ea koala exhaust port esale pele .Boema-fofane bo tla koaloa feela ka mor'a hore moea o lokolloe ka ho feletseng.
Ka nako leha e le efe, hafeela khatello ea ka hare ea tsamaiso e le tlase ho feta khatello ea sepakapaka, mohlala, ha ho arohana ha karolo ea metsi ho etsahala, valve ea moea e tla buleha hang-hang moeeng ka har'a tsamaiso ho thibela moloko oa vacuum tsamaisong. . Ka nako e ts'oanang, ho kenngoa ha moea ka nako ha tsamaiso e ntse e tsoa ho ka potlakisa lebelo la ho ntša metsi. Karolo e ka holimo ea valve ea ho qeta e na le poleiti e thibelang ho halefisa ho boreleli mokhoa oa ho qeta, o ka thibelang ho fetoha ha khatello kapa lintho tse ling tse senyang.
The high-pressure trace exhaust valve e ka ntša moea o bokelletsoeng libakeng tse phahameng tsamaisong ka nako ha tsamaiso e le tlas'a khatello ea ho qoba liketsahalo tse latelang tse ka 'nang tsa baka kotsi ho tsamaiso: ho koala moea kapa ho thibela moea.
Ho eketsa tahlehelo ea hlooho ea tsamaiso ho fokotsa sekhahla sa phallo esita le maemong a feteletseng ho ka lebisa ho sitisoeng ka ho feletseng ha phallo ea metsi. Eketsa tšenyo ea cavitation, potlakisa ho bola ha likarolo tsa tšepe, eketsa ho fetoha ha khatello tsamaisong, ho eketsa liphoso tsa lisebelisoa tsa metering, le ho phatloha ha khase. Ntlafatsa ts'ebetso ea phepelo ea metsi ts'ebetsong ea lipeipi.
Molao-motheo oa ts'ebetso:
Ts'ebetso ea valve e kopantsoeng ea moea ha phala e se nang letho e tletse metsi:
1. Hlakola moea ka phala ho etsa hore ho tlatsoa ha metsi ho tsoele pele hantle.
2. Ka mor'a hore moea o ka pipeline o tšolloe, metsi a kena ka har'a valve e kenang ka tlas'a khatello e tlaase, 'me float e phahamisoa ke buoyancy ho tiisa likou tsa ho kena le ho ntša metsi.
3. Moea o tsoang metsing nakong ea ts'ebetso ea ho fana ka metsi o tla bokelloa sebakeng se phahameng sa tsamaiso, ke hore, ka valve ea moea ho nka sebaka sa metsi a pele 'meleng oa valve.
4. Ka ho bokellana ha moea, boemo ba mokelikeli ka har'a khatello e phahameng ea "micro automatic exhaust valve" e theoha, 'me bolo ea float e boetse e theoha, e hula diaphragm ho tiisa, ho bula sekepe sa ho ntša metsi, le ho ntša moea.
5. Ka mor'a hore moea o lokolloe, metsi a kena ka har'a valve ea ho ntša metsi ka mokhoa o phahameng oa khatello e phahameng ea micro-automatic exhaust hape, a phaphametse bolo e phaphametseng, ebe o tiisa kou ea ho ntša metsi.
Ha sistimi e ntse e sebetsa, mehato e kaholimo ea 3, 4, 5 e tla tsoela pele ho potoloha
Ts'ebetso ea valve ea moea e kopaneng ha khatello ea sistimi e le khatello e tlase le khatello ea sepakapaka (e hlahisang khatello e mpe):
1. Bolo e phaphametseng ea khatello e tlase e kenang le valve ea ho qeta e tla theoha hang-hang ho bula likou tsa ho kenya le ho ntša metsi.
2. Moea o kena tsamaisong ho tloha ntlheng ena ho felisa khatello e mpe le ho sireletsa tsamaiso.
Boholo:
Mofuta oa Sehlahisoa | Tlhaloso: TWS-GPQW4X-16Q | |||||
DN (mm) | DN50 | DN80 | DN100 | DN150 | DN200 | |
Boholo(mm) | D | 220 | 248 | 290 | 350 | 400 |
L | 287 | 339 | 405 | 500 | 580 | |
H | 330 | 385 | 435 | 518 | 585 |
Setho se seng le se seng se tsoang sehlopheng sa rona se seholo sa phaello se ananela litlhoko tsa bareki le puisano ea mokhatlo bakeng sa 2019 ea theko e phahameng ea ductile ironSephahla sa Phallo ea Moea, Ho ba teng ho tsoelang pele ha litharollo tsa boemo bo holimo hammoho le lits'ebeletso tsa rona tse ntle tsa pele le ka morao ho thekiso ho netefatsa tlholisano e matla 'marakeng o ntseng o eketseha oa lefatše.
Theko ea 2019 ka kakaretsoChina Air Release Valvele Betterfly Valve, Re fumane botumo bo botle har'a bareki ba mose ho maoatle le ba malapeng. Ka ho khomarela molao-motheo oa tsamaiso ea "mekoloto e sekametseng, moreki pele, katleho e phahameng le litšebeletso tse hōlileng tsebong", re amohela ka mofuthu metsoalle e tsoang likarolong tsohle tsa bophelo ho sebelisana le rona.