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lahla tšepe diaphragm hydraulic water control valve

Tšebeliso ea lisebelisoa tse thibelang ho khutla ka mokhoa o nepahetseng, tse kentsoeng le tse bolokiloeng li ka qoba kotsi ea liketsahalo tse bakoang ke anti-siphon le khatello ea morao.
Ho phalla ha morao ho tsoela pele ho beha tšokelo e kholo phepelong ea rona ea metsi a hloekileng. Ka lebaka la khokahanyo lipakeng tsa tsamaiso ea metsi a nooang le mohloli oo ho belaelloang hore o na le metsi a sebelisitsoeng, maro a liindasteri, khase, kapa lintho tse ling tse silafatsang, ho thata ho lemoha liketsahalo tsa ho khutlela morao ntle le haeba ho e-na le mefokolo le matšoao a ka bang kotsi. Tšebeliso ea lisebelisoa tse thibelang ho khutla ka mokhoa o nepahetseng, tse kentsoeng le tse bolokiloeng li ka qoba kotsi ea liketsahalo tse bakoang ke anti-siphon le khatello ea morao.
Ho hlalosa tharollo e nepahetseng ea reflow ho itšetlehile ka kopo. Ho bohlokoa ho hlokomela mefokolo e ka bang teng moralong o teng oa sistimi ea liphaephe. Lintlha tse latelang ke tse 10 ha u hlakisa.
Mabapi le ho fokotsa tahlehelo ea khatello ea tsamaiso, ts'ebetso ea phallo e bohlokoa hobane khatello e teng ea tsamaiso eohle e hloka ho baloa nakong ea moralo oa moralo. Haeba tahlehelo ea khatello e le khōlō haholo hore tsamaiso e fane ka khatello e lekaneng bakeng sa likarolo tsa eona, ho ka 'na ha bolela hore pompo ea booster e tlameha ho eketsoa kapa ho lokela ho sebelisoa pipe e kholoanyane ea bophara, e leng ho tla eketsa litšenyehelo tse ngata. Le hoja tahlehelo ea khatello e le karolo ea bohlokoa lits'ebetsong tsohle, e bohlokoa haholo lits'ebetsong tsa ts'ireletso ea mollo.
Baetsi bohle ba reflow ba phatlalatsa likhatello tsa khatello / phallo bakeng sa lisebelisoa tsa bona. Ha u bapisa li-curve tsa phallo, etsa bonnete ba hore kaofela li bontša boemo bo tšoanang-hobane phallo ea phallo e ntseng e eketseha le ho fokotseha ha phallo hangata li fapane haholo.
Kakaretso ea tlhokeho ea theory ea sistimi ea phepelo ea metsi e baloa ka ho eketsa tlhokahalo e kholo e tsebahalang ea lisebelisoa tsohle tsa sistimi. Litšobotsi tsa phallo ea sesebelisoa sa ho khutlisa li ka ama ka kotloloho ts'ebetso ea phallo e akaretsang ea metsi a nooang a moaho kapa sistimi ea ho fafatsa mollo. Ha u khetha, ka kopo ela hloko litlhoko tsa phallo ea moaho.
Ka tekanyo e phahameng ka ho fetisisa ea tšebeliso e tloaelehileng, ha u batle ho feta tekanyo ea phallo e lekantsoeng, ka holimo eo u tla ba le keketseho e kholo ea ho senya le ho senya. Bakeng sa litsamaiso tsa ho loantša mollo, lebelo le feletseng la phallo ea mollo ha lea lokela ho feta tekanyo ea phallo ea UL ea valve.
Ho sa tsotellehe boiteko bo matla, ts'ebetso e tloaelehileng le mehloli ea ka ntle e ke keng ea qojoa (e kang lithōle tse feteletseng ka metsing) li ntse li ka etsa hore thibelo ea backflow e apere. Mothibeli oa ho khutlela morao o hloka tlhokomelo, e lokelang ho etsoa ke setsebi sa plumber.
Ho na le lintlha tse ngata tse lokelang ho nahanoa ha u khetha thibelo ea ho khutlela morao: Ho bonolo hakae ho fumana likarolo tsa ka hare? Na likarolo li ka lokisoa ka thoko? Na lia fumaneha neng kapa neng? Na likarolo tse kang valve ea ho fokotsa khatello kapa valve ea ho koala li ka tlosoa bakeng sa ho lokisoa kapa ho nkeloa sebaka? Ha ho lokisoa ho thata le ho feta, 'me ho nka nako e telele, litšenyehelo tsa tokiso li phahame.
Maemo a kopo a tla ba le tšusumetso e kholo ho moralo, ho kenya le tekanyetso ea tsamaiso. Ba boholong sebakeng sena ba na le matla a ho laola mefuta ea li-valve tse sebelisoang mofuteng o mong le o mong oa kopo. Bolelele bohle ba valve hangata bo ka fumanoa ka pampiri ea data ea theknoloji e fanoeng ke moetsi, e leng ea bohlokoa ha ho nkeloa sebaka sa kopo e teng. Haeba sebaka se lefshoa, se ka boela sa ama lits'ebetso tse ncha.
Sesebediswa se tla be se le sebakeng sa mofuta ofe? Mohlala, likaroloana tsa "decompression zone" li kanna tsa se sebelisoe ka har'a litanka kapa likoting tse ka tlas'a lefatše hobane li ka qoelisoa. Hape nahana ka boemo ba leholimo bo tla pepeseha valve le hore na e tla ama likarolo tse pepenene joang.
Ntho e boima ea khetho ea lisebelisoa ke haholo-holo litšenyehelo tsa basebetsi tse amanang le ho sebetsana le ho kenya. Ho phaella moo, ka kōpo nahana hore na e entsoe ka boitsebiso bofe. Lisebelisoa tse kopantsoeng le tšepe e sa hloekang hangata li bobebe ho feta tšepe e entsoeng ka tšepe kapa tšepe ea ductile. E nyenyane e molemo, hobane e ka siea sebaka se eketsehileng bakeng sa li-valve tse hlokahalang haholo tsamaisong le ho nka sebaka se senyenyane ka kamoreng ea mochine.
Lisebelisoa tsa ho thibela ho khutlela morao li kenngoa libakeng tse sa tšoaneng, ho tloha libakeng tse kholo tse bulehileng ho ea ho likamore tse nyenyane tsa k'homphieutha. Li etselitsoe ho lumella litlhophiso tse ngata tsa ho kenya, ho nolofalletsa baenjiniere ba meralo ho kenya lisebelisoa sebakeng. Likhetho tsa ho kenya li rapame [tse tloaelehileng haholo], tse theohileng, mofuta oa "N" le mofuta oa "Z".
Ka kakaretso, ts'ebetso ea valve e batla e sa fetohe ho latela tlhophiso ea eona ea ho kenya; leha ho le joalo, ka linako tsohle u lokela ho bala lintlha tsa tekheniki tsa moetsi le ho buisana le ofisiri ea lehae ea khoutu ea lipeipi pele u etsa qeto ea ho reka.
Tsela ea ho hlahloba valve e itšetlehile ka litlhoko tsa lefapha la metsi a sebakeng seo, empa valve ka boeona e tla ama bothata ba tlhahlobo ea valve le ho rarolla mathata. Mohlahlobi o hloka ho sebelisa mokoko oa teko e le hore a leke ka katleho mosebetsi oa thepa. Haeba valve e na le tumello e lekaneng ka mahlakoreng 'ohle, hangata sena ha se bothata, empa ha sena se sa khonehe (ho tlōla litlhahiso tsa moetsi) kapa ha valve e fetoloa, lerako kapa liphaephe tse teng li ka etsa hore ho be thata kapa ho se khonehe ho kena Test. mokoko-sena se tla fella ka ho penta hape kapa phetoho e felletseng ea valve.
Ntle le ho hlahloba valve, tšebeliso e 'ngoe ea mokoko oa teko ke ho ntša valve ka boiteko ba ho tlosa litšila tse ka silafatsang tlhahlobo. Mokoko o moholo oa teko o tla lumella ho phalla ho eketsehileng, kahoo ho eketsa menyetla ea hau ea ho tlosa litšila. E le hore u leke le ho rarolla bothata, ke habohlokoa hore bonyane valve ea ho koala e koaletsoeng ka thata 'me e se ke ea lutla. Ka lebaka lena, ho koaloa ha boleng bo phahameng ke karolo ea bohlokoa ea likarolo tsa ho khutlisa, 'me bokhoni ba ho li lokisa ho etsa hore valve e hlahlojoe hape ke ea bohlokoa.
Ha u hlakisa se thibelang ho phalla ha morao, ho na le likhetho tse ngata tsa li-valve tse koalang tse fumanehang, ho kenyelletsa: Li-valve tsa li-ball-hangata li sebelisetsoa likopano tsa 2-inch. E lumella ho bula kapa ho koala habonolo ha ¼ gear; serurubele valve-ha ho hlokahala ho sotha ho khuts'oanyane, e ka koaloa butle-butle ka ts'ebetso ea lisebelisoa ho qoba hamore ea metsi (tlhoko ea tsamaiso ea mollo), kapa taolo ea elektronike; NRS [thito e sa emeng ] Belofo ea heke e loketse ha u se na lekhalo ka holim'a lebili la letsoho 'me u sa hloke pontšo ea pono ea boemo (ho buloa / ho koala); OSY [thiba e ka ntle le joko] valve ea heke-sebopeho se tloaelehileng sa li-valve tsa mollo tse nang le bophara bo boholo, hobane Sekhahla sa valve se ntseng se phahama se fana ka pontšo ea pono ea boemo 'me e ka kenngoa ka sesebelisoa sa tamper; PIV [Column Indicator Valve] -hangata e le khetho bakeng sa li-valve tsa heke tsa NRS, li-valve tsena li etselitsoe hore li hokahane le kholomo e tla bonts'a ka pono ” "Bula" kapa "e koetsoe" 'me hangata e sebelisoa lits'ebetsong tsa ts'ireletso ea mollo ha valve e sa sebetse. ho fihlelleha, joalo ka ka tlasa lefatshe kapa ka mora lebota.
Ke habohlokoa ho utloisisa melao le litlhoko tsa sebaka sa hau, hobane sesebelisoa se ka lumelloa ho sebelisoa ts'ebetsong sebakeng se le seng, empa se nkoa se sa lekana sebakeng se latelang. Ho khothalletsoa ho boloka likamano le mohlahlobi oa lipeipi tsa sebaka sa heno le lefapha la metsi e le hore u ka qoba ho hloleha ha tlhahlobo kapa ho kenya lisebelisoa tse theko e boima haholo ha lisebelisoa tse ngata tsa moruo li fihlela litlhoko.
Ho na le lisebelisoa tse fumanehang ho fana ka tlhahisoleseling, thuto, tlhahlobo ea sehlahisoa le setifikeiti, ho aha tlhahlobo ea sehlahisoa, le thuso ea ntlafatso ea khoutu. Mekhatlo ena e ka thusa: IAPMO-International Association of Plumbing and Machinery Officials (IAPMO) iapmo; USC Cross-Connect Control le Hydraulic Research Foundation, fccchr.usc.edu; le American Society of Sanitary Engineers (ASSE), asse-plumbing.org.
Li-plumbers, likonteraka le baenjiniere ba na le mekhoa e mengata ea ho khetholla, ho rera le ho thibela litšokelo tse ka 'nang tsa e-ba teng pele li etsahala, empa ho fetola litlhaloso tsa lipeipi le mekhoa e rarahaneng ea lipeipi ho etsa hore ho be thata ho tsamaea. Ho hlalosa mokhoa o nepahetseng oa ho thibela metsi ke mohato oa pele oa phepelo ea metsi e bolokehileng le e tšepahalang.
Lekhotla la Toropo ea Toronto le nahana ka leano le potlakileng la boemo ba leholimo. https://www.hpacmag.com/green-technology/toronto-city-council-to-think-accelerated-climate-strategy/1004133508/
Melao e ncha ea thibelo ea oli ea Quebec ea bolulo. https://www.hpacmag.com/construction/new-residential-fuel-oil-ban-regulation-in-quebec/1004133504/
Manitoba e tla aba lichelete ho ntlafatsa tsamaiso ea moea ea sekolo. https://www.hpacmag.com/human-resources/manitoba-to-dedicate-funding-towards-upgrading-ventilation-systems-in-schools/1004133501/
Ontario e tsetela ho hohela bacha mesebetsing ea mahlale a theknoloji. https://www.hpacmag.com/construction/ontario-makes-investment-to-attract-young-people-to-skilled-trades-careers/1004133485/
Video: ASHRAE e sebetsana le mathata a phetoho ea maemo a leholimo ho COP26 https://www.canadianconsultingengineer.com/?p=1003413735


Nako ea poso: Dec-01-2021

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