Views: 158 Author: Nyatakakadzraɖoƒe ƒe Nuŋlɔla Ta Ɣeyiɣi: 2023-08-09 Dzɔtsoƒe: Teƒe
Le pɔmpiɖoɖowo me la, kadodo ƒomevi si wozãna wɔa akpa vevi aɖe le ɖoɖoa ƒe dɔwɔwɔ kple dɔwɔwɔ nyuie me. Kadodo ƒomevi ɖeka si wozãna le afisiafie nye NPT, si nye dukɔa ƒe pɔmpi si wotsɔa pɔmpi wɔe. Wonya NPT kadodowo ɖe woƒe kakaɖedzi kple alesi woate ŋu awɔ nu vovovowoe ta, si wɔe be wozu tiatia si ame geɖe lɔ̃na le dɔwɔƒe vovovowo. Tso pɔmpiwo ƒe pɔmpiwo dzi va ɖo dɔwɔƒewo ƒe dɔwɔwɔ dzi la, NPT ƒe kadodowo naa nutrenu si le dedie eye tsi megena ɖe eme o, si wɔnɛ be tsi alo ya si le eme la nɔa sisim nyuie.
Le nyati sia me la, míaku nu me le NPT kadodowo ƒe xexeame ŋu, ana nàse woƒe nɔnɔmewo, viɖewo, kple wo zazã gɔme bliboe. Eɖanye aƒetɔe nènye si le didim be yease pɔmpiɖoɖo ƒe ɖoɖo si le wò aƒeme alo pɔmpidɔwɔla bibi aɖe si le didim be yeadzi yeƒe sidzedze ɖe edzi o, wowɔ nyati sia be wòana nyatakaka siwo katã hiã tso NPT kadodowo ŋu la wò. Tso alesi wowɔa nu ɖe ɖoɖo si le sue wu ŋu dzi va ɖo NPT ka ƒomevi vovovoawo me dzodzro dzi la, míaƒo nu tso wo katã ŋu. Eyata, mina míage ɖe NPT kadodowo ƒe xexeame eye míadzro eme be míakpɔ egbɔ be pɔmpiɖoɖo si ŋu kakaɖedzi le eye wòwɔa dɔ nyuie la le eme.
Wozãa NPT (National Pipe tapered) ƒe kadodo ƒomeviwo le dɔwɔƒe vovovowo me geɖe, siwo dometɔ aɖewoe nye pɔmpiwo, ami kple gas, kple ewɔwɔ. Wotrɔ asi le kadodo siawo ŋu be woana nutrenu si ŋu kakaɖedzi le eye tsi si me tsi mele o nanɔ pɔmpiwo kple nusiwo wotsɔna ƒoa nui dome. Amerika Dukɔa ƒe Dzesiwo Ŋuti Nusrɔ̃ƒe (ANSI) ye to NPT ƒe dzidzenu vɛ be woakpɔ egbɔ be pɔmpi ƒe nutunuwo sɔ ɖe wo nɔewo nu eye woate ŋu atrɔ wo ɖe wo nɔewo ŋu.
NPT ƒe kadodoa ƒe nɔnɔme nyea ka ƒe nɔnɔme, si fia be kaawo ƒe didime dzi ɖena kpɔtɔna vivivi le pɔmpia ƒe nuwuwu lɔƒo. Aɖaŋu sia si le sue wu la wɔa akpa vevi aɖe le nutrenu sesẽ aɖe wɔwɔ me le ŋutsu kple nyɔnu ƒe kaawo dome. Wotsoa kaawo le dzogoe si nye dzidzenu 60 dzi, si wɔnɛ be woate ŋu aƒo ƒu nyuie ne wobla kadodoa sesĩe.
NPT kadodowo ƒe nɔnɔme si le sue wu la le vevie ŋutɔ be woawɔ nutrenu si ŋu kakaɖedzi le si ate ŋu anɔ te ɖe nyaƒoɖeamenu gã nu eye wòaxe mɔ na tsi si le dodom. Ne wobla ka siwo nye atsu kple nyɔnu la, woƒe akpa siwo le gbadzaa la va nɔa wo nɔewo ŋu, si wɔnɛ be nutrenu si wotsɔ ga kple ga wɔe la nɔa wo ŋu. Nutrenu sia wɔa dɔ nyuie ŋutɔ le mɔxexe ɖe tsi alo gas ƒe sisi nu me, si wɔe be NPT ƒe kadodowo sɔ na dɔ siwo me wòhiã be woawɔ ƒunukpeƒe si le dedie eye womado le eme o.
Alesi wowɔa nu ɖe ɖoɖo nu hã naa ame ɖokui nu léle ɖe te, si fia be zi alesi wobla kadodoae la, zi nenemae nutrenua le sesẽm ɖe edzii. Esia tso ka siwo le lãkusia me ƒe ƒoƒo ƒe dɔwɔwɔ gbɔ, si ƒoa nuawo nu ƒu eye wòwɔa nutrenu si le sesẽm wu. Gake ele vevie be míade dzesii be kadodoa ƒe sesẽ fũ akpa ate ŋu ana ka nagblẽ alo woagbã gɔ̃ hã, eyata ele vevie ŋutɔ be woawɔ ɖe ɖoɖo nyui siwo wowɔ ɖe wo ɖoɖo ŋu dzi.
NPT ƒe kadodo nye nu vevi eve: ŋutsu kple nyɔnu ƒe kaawo. Wokpɔa ŋutsu ƒe ka la le pɔmpia ƒe gota gome alo nusi wotsɔna ƒoa ka la, gake ka la le eme. Ŋutsu ƒe ka la ƒe nugbɔ le sue, gake ʋuƒo si sɔ kple wo nɔewo si sɔ kple wo nɔewo le nyɔnu ƒe ka la ŋu.
Be woawɔ kadodo si le dedie la, wotsɔa ŋutsu ƒe ka la dea nyɔnu ƒe ka la me eye woblanɛ ɖe edzi to eƒe tɔtrɔ ɖe gaƒoɖokui ƒe mɔ nu me. Ne kaawo le ƒoƒom la, anyigba siwo le gbadzaa la va nɔa kadodo me, si wɔnɛ be nutrenu nɔa wo ŋu. Ele vevie be woakpɔ egbɔ be kaawo le ɖoɖo nu nyuie hafi wobla wo sesĩe be woaƒo asa na ka siwo wotsɔna ƒoa ka la, si ate ŋu ana kadodo si me gblẽ la nado.
Mɔnu nyuiwo le vevie ŋutɔ be woakpɔ egbɔ be NPT kadodowo ƒe blibonyenye kple agbenɔƒe didi. Nu vevi siwo le eɖoɖo me dometɔ ɖekae nye be woazã torque agbɔsɔsɔme si sɔ ne wole kadodoa me sesĩe. Ne mede o la, ate ŋu ana kadodo si me mekɔ o kple nusiwo ate ŋu ado le eme la nado, gake ne wobla nu wòagbɔ eme la, ate ŋu agblẽ nu le kaawo ŋu eye wòagblẽ nu le nutrenua ŋu.
Nu vevi bubu si ŋu woabu enye be woazã ka siwo wotsɔ blaa nu alo kasɛt. Atike siawo kpena ɖe ame ŋu be nutrenua nanyo ɖe edzi to dometsotso alo blibomademade ɖesiaɖe si le kaawo me la me. Ele vevie be woatia nutrenu alo kasɛt si sɔ kple tsi alo gas si wotsɔ le tsɔtsɔm eye woatsɔe awɔ dɔe nyuie le mɔ̃a wɔla ƒe mɔfiamewo nu.
NPT ƒe kadodowo me toto kple wo dzi kpɔkpɔ edziedzi hã le vevie be woatsɔ ade dzesi dzesi ɖesiaɖe si fia be evuvu, xɔa dzo, alo gblẽ. Ele be woaɖɔli kadodo ɖesiaɖe si gblẽ alo esi gblẽ la enumake be wòagage ɖe eme o eye woakpɔ egbɔ be ɖoɖoa le dedie.
Wozãa NPT (National Pipe tapered) kadodowo le dɔwɔƒe vovovowo le woƒe viɖe gbogboawo ta. Viɖe vevi siwo le NPT kadodowo ŋu dometɔ ɖekae nye woƒe ŋutete be woana ƒunukpeƒe si le dedie eye tsi si me tsi mele o. NPT ƒe kadodowo ƒe ka siwo le sue la nana nutrenu si me kɔ la nɔa wo ŋu, si wɔnɛ be tsi alo ya aɖeke megena ɖe eme o. Esia na NPT kadodowo sɔ nyuie na dɔ siwo me kakaɖedzi kple dedienɔnɔ nye nu vevitɔ le, abe le pɔmpiwo, ami kple gas, kple atikewɔƒewo ene.
Viɖe bubu si le NPT ƒe kadodowo ŋue nye alesi woate ŋu awɔ nu vovovowoe kple woƒe wɔwɔ ɖekae kple pɔmpinu vovovowo. Woate ŋu azã NPT ƒe kadodowo kple nu vovovowo, siwo dometɔ aɖewoe nye gakpo, akɔbli, kple plastic. Alesi woate ŋu atrɔ ɖe nɔnɔmewo ŋu alea la ɖea mɔ be woatsɔ NPT kadodowo aƒo ƒu ɖe pɔmpi ƒe ɖoɖo siwo li fifia me nyuie, eɖanye nuka kee wozã o. Eɖanye hadrolik-mɔ̃ si me tsi sesẽ le alo tsi si me tsi si me mekɔna o le o, woate ŋu aɖo ŋu ɖe NPT ƒe kadodowo ŋu be wòana ƒunukpeƒe si le dedie eye wòanɔ anyi eteƒe nadidi.
Wonya NPT ƒe kadodowo ɖe woƒe ŋutete be woanɔ te ɖe nyaƒoɖeamenu gã kple dzoxɔxɔ ƒe nɔnɔmewo nu ta. NPT ƒe kadodowo ƒe ka siwo le fli me la naa ƒunukpeƒe sesẽ si ŋu kakaɖedzi le si ate ŋu akpɔ dɔwɔwɔ ƒe nɔnɔme siwo gbɔ eme gbɔ. Esia na be NPT kadodowo sɔ na dɔ siwo me wòhiã be woatsɔ tsi alo gas ƒe tsɔtsɔ yi teƒe bubu hiãe, abe le dzoxɔxɔnamɔ̃wo alo amiɖaƒewo ene. NPT ƒe kadodowo ƒe sesẽme kpɔa egbɔ be woate ŋu anɔ te ɖe nɔnɔme siwo bia nu geɖe ƒe sesẽ nu evɔ womagblẽ nu le ƒunukpeƒea ƒe fɔmaɖimaɖi ŋu o.
Tsɔ kpe ɖe woƒe dɔwɔwɔ ƒe ŋutetewo ŋu la, NPT kadodowo naa gazazã nyuie kple eɖoɖo bɔbɔe ne wotsɔe sɔ kple kadodo ƒomevi bubuwo. NPT kadodowo ɖoɖo le bɔbɔe vie, eye dɔwɔnu veviwo kple aɖaŋuwo koe hiã. Alesi wòle bɔbɔe alea la ɖea ɣeyiɣi kple gazazã dzi kpɔtɔna na wo ɖoɖo gbãtɔ kple beléle na wo siaa. Gakpe ɖe eŋu la, NPT kadodowo le asi me bɔbɔe, si wɔe be wonye tiatia si me ga geɖe mele o na dɔ vovovowo wɔwɔ.
Viɖe le NPT kadodowo hã ŋu be woate ŋu azã wo ake. To vovo na kadodo ƒomevi bubu aɖewo siwo hiã be woaɖɔli wo le wo ɖeɖeɖa vɔ megbe la, woate ŋu agbugbɔ aƒo NPT kadodowo nu ƒu bɔbɔe eye woagazã wo evɔ womagblẽ woƒe nutrenu ƒe ŋutetewo me o. Menye ɖeko esia ɖea ga si wozãna ɖe ɖoɖoa ŋu bliboa dzi kpɔtɔna ko o, ke ekpena ɖe agbagba siwo dzem wole be woanɔ anyi ɖaa ŋu hã to gbeɖuɖɔ dzi ɖeɖe kpɔtɔ me.
Wozãa NPT (National Pipe tapered) kadodowo le dɔwɔƒe vovovowo kple ɖoɖowo me le woƒe ŋutete be woate ŋu awɔ dɔ le wo ŋu le mɔ vovovowo nu eye kakaɖedzi le wo ŋu ta. Dɔwɔƒe vevi siwo ɖoa ŋu ɖe NPT kadodowo ŋu vevie dometɔ ɖekae nye pɔmpiwo. Eɖanye aƒewo alo asitsaƒewo o, NPT kadodowo bɔ ɖe pɔmpimɔ̃wo me hena tsidzɔƒewo, tsidzɔƒewo, kple tsi gbegblẽwo. NPT ƒe kadodowo ƒe ka siwo le fli me la naa ƒunukpeƒe si le dedie eye tsi megena ɖe eme o, si wɔe be wosɔ nyuie be woakpɔ egbɔ be tsi si le sisim le pɔmpidɔwɔnuwo me la nayi nyuie.
Dɔwɔƒe bubu si me wozãa NPT kadodowo zi geɖe le enye gas dɔwɔƒewo. Wozãa NPT ƒe kadodowo zi geɖe le gas-mɔ̃wo, gas mitawo, kple gas-mɔ̃wo me. NPT ƒe kadodowo ƒe ka siwo le fli me la kpena ɖe ame ŋu be woawɔ nutrenu si le sesẽm, si xea mɔ na gas ƒe sisi ɖesiaɖe eye wòkpɔa egbɔ be ɖoɖoa le dedie. Kadodo siawo hã bɔ ɖe dzɔdzɔme gas mama ƒe ɖoɖowo me, afisi wonaa egbɔkpɔnu si ŋu kakaɖedzi le eye wònɔa anyi didina na pɔmpiwo kple nusiwo wotsɔna ƒoa ka na wo nɔewo.
Amidɔwɔƒea nye dɔwɔƒe bubu si me NPT ƒe kadodowo kpɔa zazã le teƒe geɖe le. Tso amiɖaƒewo dzi va ɖo amikuƒewo dzi la, wozãa NPT ƒe kadodowo zi geɖe hena woƒe ŋutete be woawɔ dɔ le teƒe siwo ya ƒona le ŋutɔ ŋu. Wozãa kadodo siawo le amidɔwɔƒewo ƒe dɔ vovovowo me, siwo dometɔ aɖewoe nye amidowo, vudowo, kple amidzraɖoƒewo. NPT ƒe kadodowo ƒe ka siwo le fli me la ɖea mɔ be woate ŋu ade wo wo me bɔbɔe eye wonaa ƒunukpeƒe si sesẽ eye tsi megena ɖe eme o, si wɔe be wosɔ na amidɔwɔƒewo ƒe nɔnɔme siwo biaa nu geɖe.
NPT kadodowo sɔ ŋutɔ na aƒewo kple asitsaƒewo siaa ƒe dɔwɔwɔ le woƒe viɖe gbogboawo ta. Le nɔƒewo la, wozãa NPT kadodowo zi geɖe le pɔmpiɖoɖowo me hena pɔmpiwo, nusiwo wotsɔna ƒoa nu, kple nusiwo wotsɔna ƒoa ka na wo nɔewo ƒe kadodo. NPT ƒe kadodo ƒe ka siwo le sue la ɖea mɔ na ƒunukpeƒe si le sesẽm eye wòle dedie, si wɔnɛ be tsi alo tsi gbegblẽ aɖeke mele eme o. Esia le vevie ŋutɔ le aƒewo me dɔwo wɔwɔ me afisi tsi takpɔkpɔ nye nu vevitɔ le. NPT ƒe kadodowo hã naa woate ŋu aɖoe bɔbɔe, si wɔe be wonye tiatia si wodi wu na aƒetɔwo kple pɔmpidɔwɔlawo siaa.
Le asitsatsa ƒe dɔbiagbalẽviwo me la, NPT ƒe kadodowo naa viɖe mawo tɔgbe. Eɖanye asitsaxɔwo, dɔwɔƒewo, alo dukɔa ƒe xɔtuɖoɖowo mee wòle o, wozãa NPT kadodowo le pɔmpiwo ƒe ɖoɖowo me le teƒe geɖe. Kadodo siawo nyea egbɔkpɔnu si ŋu kakaɖedzi le eye wònɔa anyi didina na pɔmpiwo kple nusiwo wotsɔna ƒoa nui ƒe kadodo, le nɔnɔme siwo me nyaƒoɖeamenu geɖe le gɔ̃ hã me. NPT ƒe kadodowo ƒe ka siwo le fli me la naa nutrenu sesẽ aɖe nɔa anyi, si wɔnɛ be tsi alo tsi bubuwo ƒe sisi nyuie ƒe afɔkua dzi ɖena kpɔtɔna. Gawu la, NPT ƒe kadodowo le bɔbɔe eye womexɔa ga geɖe o, si wɔe be wonye tiatia nyui aɖe na asitsatsa ƒe dɔwɔɖoɖowo.
NPT Connections bi ɖe zazã ƒe nɔnɔme vovovowo kple nɔnɔmewo me, akpe ɖe woƒe nɔnɔme tɔxɛ kple dɔwɔwɔ ta. Zãzã ƒe nɔnɔme tɔxɛ ɖeka si me NPT ƒe kadodowo wɔa dɔ nyuie ŋutɔ le lae nye le hadrolik-mɔ̃wo me. Wozãa kadodo siawo zi geɖe le tsi siwo me tsi le ƒe fliwo me, afisi wonaa ƒunukpeƒe si le dedie eye tsi megena ɖe eme o. NPT ƒe kadodowo ƒe ka siwo le fli me la kpena ɖe ame ŋu be tsi aɖeke nagage ɖe eme o, si wɔnɛ be tsi ƒe ɖoɖoa wɔa dɔ nyuie wu. Eɖanye mɔ̃ sesẽwo alo ʋuwo ƒe dɔwɔwɔ mee wòle o, NPT kadodowo wɔa akpa vevi aɖe le hadrolik-mɔ̃wo ƒe blibonyenye me léle ɖe asi me.
Nɔnɔme bubu si me NPT ƒe kadodowo Excel le la le ya ƒe ɖoɖowo me. Wozãa NPT ƒe kadodowo zi geɖe le yaƒoƒomɔ̃wo, yaƒomɔ̃wo, kple ya ƒe mɔ̃ siwo kpɔa ya dzi me. NPT ƒe kadodowo ƒe ka siwo le sue la nana nutrenu sesẽ aɖe nɔa anyi, si wɔnɛ be ya aɖeke megena ɖe eme o eye wòléa nyaƒoɖeamenu ƒe agbɔsɔsɔ si wodi la me ɖe asi. Kadodo siawo ɖea vi ŋutɔ le dɔwɔƒewo abe adzɔnuwo wɔwɔ, xɔtutu, kple ʋuwo ene me, afisi wozãa ya ƒe ɖoɖowo le vevie. NPT kadodowo naa egbɔkpɔnu si ŋu kakaɖedzi le eye wòwɔa dɔ nyuie hena ya ƒe ɖoɖo ƒe akpa vovovowo ƒe kadodo.
Gakpe ɖe eŋu la, wozãa NPT kadodowo zi geɖe le tsidede agble ƒe ɖoɖowo me. Eɖanye agbledede alo anyigbatata o, NPT kadodowo naa egbɔkpɔnu nyui aɖe na pɔmpiwo kple nusiwo wotsɔna ƒoa tsii ƒe kadodo le tsidede agble ƒe ɖoɖowo me. NPT ƒe kadodowo ƒe ka siwo le fli me la ɖea mɔ be woate ŋu aɖo wo bɔbɔe eye woana ƒuƒoƒo si le dedie si ate ŋu anɔ te ɖe tsi ƒe nyaƒoɖeamenu gã si hiã zi geɖe le tsidede agble ƒe dɔwɔnuwo me nu. Kadodo siawo nana tsiwo alo abɔwo nɔa anyi ɖaa, si doa tsitsi nyuie kple tsi ƒe mama nyuie ɖe ŋgɔ.
Ne míeƒo nu tso NPT kadodowo dede ŋu la, afɔɖeɖe siwo sɔ dzi wɔwɔ le vevie ŋutɔ be woakpɔ egbɔ be kadodo si le dedie eye tsi aɖeke mele eme o. Mɔfiame aɖe si akpe ɖe ŋuwò nàde NPT kadodowo nyuie lae nye esi:
Hafi nàdze eɖoɖo gɔme la, ele vevie be nàdzra pɔmpia ɖo ahade nu eme nyuie. Kpɔ egbɔ be pɔmpia kple eƒe akpa si le eme siaa le dzadzɛ eye ɖiƒoƒo, gbeɖuɖɔ, alo gbeɖuɖɔ aɖeke mele eme o. Zã ka ƒe brɔs alo sandpaper nàtsɔ aɖe nusiwo susɔ ɖe eme la ɖa eye nàwɔ anyigba si le gbadzaa na kadodoa.
Be woaɖo kadodo si me tsi mele o gbɔ la, ele vevie be woatsɔ nutrenu si sɔ la asisi ɖe eŋu. Wozãa Teflon tape zi geɖe na NPT kadodowo elabena enaa nutrenu si ŋu kakaɖedzi le. Dze egɔme kple kaawo xatsa ɖe kaawo ƒe akpa si tsi tre ɖe wo nɔewo ŋu, eye nàkpɔ egbɔ be nuawo katã ƒo xlãe. Tsɔ kasɛt eve va ɖo etɔ̃ de eme, eye nàzi edzi sesĩe ɖe kaawo me.
Ne wonya tsɔ nutrenu la de eme ko la, tsɔ asi bla kadodoa. Dze egɔme kple kaawo ɖoɖo ɖe ɖoɖo nu eye nàdze asitɔtrɔ le gaƒoɖokui ƒe mɔ̃a ŋu ɖe pɔmpia dzi. Zã wò asi nàtsɔ abla kadodoa sesĩe alesi nàte ŋui. Kpɔ egbɔ be woɖo nusi wotsɔ blae la ɖe ɖoɖo nu nyuie eye wòbɔbɔ nɔ pɔmpia dzi.
Be woate ŋu aɖo xaxa si wokafu gbɔ la, ele vevie be woazã dɔwɔnu siwo sɔ na ƒoƒo mamlɛtɔa. Woate ŋu azã pɔmpi ƒe safui alo safui si woate ŋu atrɔ asi le atsɔ abla kadodoa ɖe edzi. Gake ɖɔ ŋu ɖo be màgabla nu wòagbɔ eme o, elabena ate ŋu agblẽ nu le kaawo ŋu alo ana nusi wotsɔ blae la nagbã.
Dɔwɔnu kple nutrenu siwo sɔ zazã le vevie ŋutɔ ne wole NPT ƒe kadodo si me tsi mele o si me tsi mele o la gbɔ ɖom. Nusita wòle vevie enye si:
Ne èzã dɔwɔnu nyuiwo kple nutrenuawo la, àte ŋu aɖe afɔku si le tsi siwo le dodom kple esiwo me gblẽ le NPT ƒe kadodowo me dzi akpɔtɔ ŋutɔ. Nutrenu la naa nutrenu si me kɔ la nɔa kaawo dome, si wɔnɛ be tsi alo gas aɖeke meganɔa anyi o. Tsɔ kpe ɖe eŋu la, dɔwɔnu siwo sɔ zazã kpɔa egbɔ be wobla kadodoa nyuie, si ɖea mɔnukpɔkpɔ si li be tsi nado le eme dzi kpɔtɔna.
NPT kadodo siwo woda ɖe wo me nyuie la le vevie ŋutɔ na ɖoɖo bliboa ƒe dedienɔnɔ kple kakaɖedzi. Nusiwo dona tso eme ate ŋu ana nɔnɔme siwo me afɔku le nado mo ɖa, vevietɔ le dɔwɔƒe siwo me tsi alo ya siwo wotsɔna yia teƒe bubuwo ate ŋu axɔ dzo alo aɖi le. Ne èzã dɔwɔnu kple nutrenu siwo sɔ la, àte ŋu akpɔ egbɔ be kadodoa ƒe nuteƒewɔwɔ, si doa dedienɔnɔ kple kakaɖedzi ɖe ŋgɔ.
Menye ɖeko dɔwɔnu siwo sɔ kple nutrenu zazã xea mɔ na tsi si le dodom ko o, ke enaa NPT ƒe kadodoa ƒe agbenɔƒe didi hã. Mɔnu nyuiwo ɖoɖo kple wo dzi kpɔkpɔ ƒe mɔnuwo kpena ɖe ame ŋu be woaɖe kaawo ƒe vuvu dzi akpɔtɔ, si ɖea afɔku si le nusiwo gblẽ alo gblẽna le wo ŋu le ɣeyiɣi aɖe megbe dzi kpɔtɔna. Esia nana be kadodoa nɔa dedie eye wònɔa dɔ wɔm hena ɣeyiɣi didi aɖe.
Be woakpɔ egbɔ be NPT kadodowo ƒe agbenɔƒe didi la, ele vevie be woawɔ ɖe mɔnu nyuitɔ siwo dzi woato alé be na wo ahalé ŋku ɖe wo ŋu la dzi. Nuwɔna vevi aɖewo siwo ŋu wòle be woabu enye si:
NPT ƒe kadodowo me toto edziedzi le vevie ŋutɔ be woade dzesi dzesi ɖesiaɖe si fia be wovuvu, wogblẽa nu, alo le dodom le wo me. Nukpɔkpɔ kple ŋku ate ŋu akpe ɖe ame ŋu wòade dzesi nyawo abe nusiwo me mekɔ o, nusiwo gblẽa nu le ame ŋu, alo gbagbãƒewo ene. Wokafui be woawɔ nuwo me dzodzro ɣeaɖewoɣi alo abe beléle na wo ƒe ɖoɖowɔɖi si wowɔna edziedzi ƒe akpa aɖe ene.
NPT kadodowo ŋu kɔklɔ kple amisisi ate ŋu akpe ɖe wo ŋu be woalé woƒe dɔwɔwɔ me ɖe asi eye woaxe mɔ ɖe nyawo abe xɔxlɔ̃ alo galling ene nu. Zã atike siwo sɔ nàtsɔ aɖe ɖi alo gbeɖuɖɔ ɖesiaɖe si le kaawo me la ɖa. De ami si sɔ la eme be nàkpɔ egbɔ be kadodoawo ƒo ƒu nyuie eye woɖe wo ɖa.
NPT kadodowo ƒe torque me dzodzro ɣeaɖewoɣi le vevie be woakpɔ egbɔ be wobla wo nyuie. Le ɣeyiɣi aɖe megbe la, ʋuʋudedi alo dzoxɔxɔ ƒe tɔtrɔ ate ŋu ana kadodowo naɖiɖi. Ne èwɔa torque checks la, àte ŋu ade dzesi nusiwo le gbadzaa ɖesiaɖe eye nàsẽ wo me kaba be nàxe mɔ ɖe tsi si le dodom alo esiwo do kpo nu nu.
Ne NPT ƒe kadodoa ƒe akpa aɖewo, abe pɔmpi alo nusi wotsɔ blaa nu ene, ɖe dzesi siwo fia be wovuvu alo gblẽ vevie la fia la, ele vevie ŋutɔ be woaɖɔli wo enumake. Akpa siwo vuvu zazã dzi yiyi ate ŋu agblẽ nu le kadodoa ƒe blibonyenye ŋu eye wòana afɔku si le tsi si le dodom alo eƒe kpododonuwo me nadzi ɖe edzi.
Wozãa NPT (National Pipe Tapered) ƒe kadodo ƒomeviwo le dɔwɔƒe vovovowo me le teƒe geɖe hena ƒoƒo ɖe pɔmpiwo kple nusiwo wotsɔna ƒoa ka na wo me. Togbɔ be wonya kadodo siawo be kakaɖedzi le wo ŋu eye wonɔa anyi didina hã la, nya aɖewo kple kuxi aɖewo li siwo ate ŋu ado mo ɖa. Nya ɖeka si bɔ enye be tsi si dona le eme, si ate ŋu adzɔ le susu vovovowo abe eɖoɖo ɖe teƒe si mesɔ o, ka siwo vuvu, alo nutrenu siwo gblẽ ta. Kuxi bubue nye ka ƒe nugbegblẽ, si ate ŋu ado tso nusiwo mesẽ akpa, nusiwo gblẽ, alo nusiwo mewɔ ɖeka o zazã me. Tsɔ kpe ɖe eŋu la, kuxi bubuwo abe thread galling, misalignment, alo assot sealling ene hã ate ŋu akpɔ ŋusẽ ɖe NPT kadodowo ƒe dɔwɔwɔ dzi.
Be woakpɔ nusiwo do go le NPT ƒe kadodowo me gbɔ la, ele vevie be woade dzesi afisi tsi si le dodom tso la tso gbã. Dze egɔme nàtsɔ ŋku alé ɖe kadodoa ŋu be nàkpɔ dzesi ɖesiaɖe si woate ŋu akpɔ be tsi le dodom le eme hã. Ne dzesi aɖeke mele afima o la, àte ŋu azã tsi si me tsi le alo tsi si me adzalẽ le atsɔ akpɔe ɖa be tsi suesuesue siwo le dodom hã le eme hã. Ne wonya de dzesi dzɔtsoƒea ko la, àte ŋu awɔ afɔɖeɖe siwo sɔ abe kadodoa me toto, ka siwo gblẽ la ɖɔliɖɔli, alo nutrenu si wotsɔ xea mɔ na nu ene. Ele vevie ŋutɔ be woakpɔ egbɔ be kaawo le ɖoɖo nu nyuie eye nutrenuawo le dzadzɛ eye gbeɖuɖɔwo mele wo me o hafi woagaƒo kadodoa nu ƒu.
Ne míeƒo nu tso thread ƒe nugbegblẽ ŋu la, mɔxexe ɖe enu nye nu vevitɔ. Ƒo asa na kadodoa ƒe sesẽ akpa elabena ate ŋu ahe ka ƒe tɔtrɔ alo eƒe ɖeɖeɖa vɛ. Zã torque wrench nàtsɔ abla kadodoa ɖe adzɔnuwɔƒea ƒe nɔnɔme siwo wokafu ŋu. Ne ka ƒe gbegblẽ dzɔ xoxo la, ate ŋu ahiã be woazã ka siwo wotsɔ ɖɔa ka ɖo alo aɖɔli akpa si gblẽ la. Ele vevie be woazã nusiwo sɔ eye woaƒo asa na ga ƒomevi vovovowo tsakatsaka be woatsɔ axe mɔ ɖe galvanic ƒe xɔxlɔ̃ nu, si ate ŋu ana kaawo nagbɔdzɔ eye woaɖe asi le kadodoa ƒe blibonyenye ŋu.
Tsɔ kpe ɖe tsi si le dodom kple ka ƒe gbegblẽ ŋu la, kuxi bubuwo abe ka ƒe ʋuʋu, masɔmasɔ, alo nutrenu si mesɔ o hã ate ŋu akpɔ ŋusẽ ɖe NPT kadodowo dzi. Thread galling, si wogayɔna be cold welding, ate ŋu adzɔ ne kaawo lé alo ƒo wo nɔewo le kpekpea me. Be nàxe mɔ ɖe esia nu la, tsɔ atike si tsia tre ɖe tsinyenye ŋu alo ami si wotsɔna tsia kaawo nu la de kaawo me hafi nàƒo wo nu ƒu. Woate ŋu akpɔ masɔmasɔ gbɔ to egbɔkpɔkpɔ be woɖo pɔmpiawo kple nusiwo wotsɔ blae la ɖe ɖoɖo nu nyuie hafi woabla kadodoa me. Woate ŋu akpɔ nutrenu si mesɔ o gbɔ to nutrenu alo nutrenu si sɔ zazã me eye woakpɔ egbɔ be wozãe nyuie.
Togbɔ be woate ŋu akpɔ nya geɖe siwo bɔ ɖe NPT kadodowo ŋu gbɔ to kuxiwo gbɔ kpɔkpɔ ƒe aɖaŋuɖoɖo siwo míeyɔ ɖe etame zazã me hã la, ele vevie be woade dzesi seɖoƒe siwo le DIY ƒe kuxiwo gbɔ kpɔnu ŋu. Ele be nya sesẽwo abe ka ƒe nugbegblẽ vevie, tsi si le dodom le ame ŋu geɖe, alo nya siwo ku ɖe ɖoɖo veviwo ŋu la nanye esiwo ŋu dɔwɔla bibi siwo bi ɖe pɔmpiwo ƒe kadodowo me le gbɔ. Dɔnyala ƒe kpekpeɖeŋu didi kpɔa egbɔ be wokpɔ kuxia nyuie eye wokpɔ egbɔ, si ɖea afɔku si le nusiwo gblẽ le wo ŋu alo dedienɔnɔ ƒe afɔkuwo dzi kpɔtɔna. Dɔnyala bibiwo ate ŋu ana mɔfiame hã le beléle na beléle na ame ƒe nuwɔnawo ŋu eye woakafu nuwo alo akpa siwo sɔ na dɔ aɖewo koŋ wɔwɔ.
Ne míeƒo nu tso NPT (Dukɔa ƒe pɔmpi tapered) kadodo ƒomeviwo ŋu la, ele vevie ŋutɔ be woase afɔku siwo ate ŋu ado mo ɖa ne womeɖo wo alo lé be na wo nyuie o la gɔme. Nusiwo ŋu wotsi dzi ɖo vevie dometɔ ɖekae nye afɔku si le tsi si le dodom le eme la me. Le NPT ƒe kadodowo ƒe ɖoɖo si le tapered ta la, mɔnukpɔkpɔ geɖe wu li be woaɖe asi le wo ŋu ne wotsɔe sɔ kple kadodo ƒomevi bubuwo. Esia ate ŋu ahe dedienɔnɔ ŋuti nya vovovowo vɛ, siwo dometɔ aɖewoe nye ɖiƒoƒo nutome, dɔwɔnuwo ƒe gbegblẽ, kple ame ŋutɔ ƒe nuveviwɔame gɔ̃ hã.
NPT ƒe kadodowo ɖoɖo ɖe mɔ gbegblẽ nu ate ŋu ana ka nagblẽ alo nutrenu si mesɔ o, si ate ŋu ana tsi nado le eme. NPT kadodowo ƒe kaawo te ŋu gblẽna bɔbɔe ne wozã ŋusẽ si gbɔ eme le eɖoɖo me. Ele vevie be woazã dɔwɔnu kple aɖaŋu siwo sɔ atsɔ akpɔ egbɔ be wosɔ nyuie eye woaƒo asa na ka ƒe gbegblẽ. Tsɔ kpe ɖe eŋu la, thread sealants alo tape si wowɔ koŋ na NPT ƒe kadodowo zazã ate ŋu akpe ɖe ame ŋu be wòaxe mɔ ɖe tsi si le dodom nu eye wòakpɔ egbɔ be kadodo si le dedie la nanɔ anyi.
Afɔku bubu si do ƒome kple NPT ƒe kadodowoe nye alesi wòate ŋu adzɔe be wòaxɔ dzo. Ne wotsɔ nusiwo mewɔ ɖeka o wɔ pɔmpiwo alo nusiwo wotsɔ bla woe alo ne wodo wo ɖe nusiwo gblẽa nu le wo ŋu me la, ate ŋu ana kadodoa nagblẽ le ɣeyiɣi aɖe megbe. Gbegblẽ nana kadodoa ƒe fɔmaɖimaɖi gbɔdzɔna, si wɔnɛ be tsi si dona le eme kple kpododonuwo te ŋu dzea edzi bɔbɔe wu. Ehiã be woalé ŋku ɖe nu ŋu edziedzi ahalé be nɛ be woade dzesi dzesi ɖesiaɖe si fia be xɔmetsovɔwo le wo ŋu eye woawɔ afɔɖeɖe siwo sɔ atsɔ axe mɔ ɖe nu bubu siwo agblẽ nu le wo ŋu nu.
Dɔwɔwɔ kple NPT ƒe kadodowo bia be woakpɔ nyaƒoɖeamenu gã ƒe ɖoɖowo gbɔ, si bia be woawɔ ɖe dedienɔnɔ ŋuti mɔfiamewo dzi pɛpɛpɛ. Gbãtɔ kple vevitɔe nye be ele vevie ŋutɔ be woakpɔ egbɔ be woɖe mɔ̃a dzi kpɔtɔ hafi ate eɖoɖo, beléle nɛ, alo edzadzraɖodɔ ɖesiaɖe kpɔ. Woate ŋu awɔ esia to ʋuƒo siwo sɔ la nu tsitsi kple nyaƒoɖeamenu ɖesiaɖe si woɖe ɖe mɔ̃ me la ɖeɖe ɖe go me. Ne womete ŋu ɖe ɖoɖoa dzi kpɔtɔ o la, ate ŋu ana tsi siwo me tsi sina tona la naɖe asi le wo ŋu kpata, si ahe afɔku gã aɖe vɛ na dɔwɔla siwo ŋu nyaa ku ɖo ƒe dedienɔnɔ.
Ame ŋutɔ ƒe ametakpɔnu (PPE) wɔa akpa vevi aɖe le ame ɖekaɖeka siwo le dɔ wɔm kple NPT ƒe kadodowo ƒe dedienɔnɔ dzi kpɔkpɔ me. Ne wole nu wɔm kple mɔ̃ siwo me woɖea nyaƒoɖeamenu geɖe le la, ele vevie be woado PPE si sɔ, abe dedienɔnɔ ƒe ŋkumewu, asigɛ, kple awu siwo woatsɔ akpɔ ame ta ene. Dedienɔnɔ ƒe ŋkumeɖobolo kpɔa ŋkuwo ta tso tsi si ate ŋu ado alo atike siwo wotsɔna ƒua gbe me, gake asigɛwo naa asi kpɔa nu ɖaɖɛwo alo nusiwo gblẽa nu le wo ŋu la ta. Ametakpɔnu, abe nutsyɔnu alo apron ene, ate ŋu akpɔ ŋutilã ta tso nusiwo ate ŋu atutu alo akɔ ɖe anyi me.
Tsɔ kpe ɖe PPE ŋu la, ele vevie be woawɔ ɖe asiléle ɖe nu ŋu ƒe mɔnu nyuiwo dzi ne wole dɔ wɔm kple NPT kadodowo. Esia lɔ dɔwɔnu siwo sɔ zazã ɖe dɔa ŋu kple torque agbɔsɔsɔme si sɔ zazã le eɖoɖo me ɖe eme. Sesẽ si gbɔ eme ate ŋu agblẽ nu le kaawo ŋu, gake ne womete ŋu sesẽ o la, ate ŋu ana tsi nado le eme. Ele vevie ŋutɔ be woaƒo ga si sɔ be woakpɔ egbɔ be kadodo si le dedie eye tsi aɖeke mele eme o la nasu ame si.
Ele vevie be woalé ŋku ɖe dedienɔnɔ ƒe afɔku ɖesiaɖe si ate ŋu ado tso NPT ƒe kadodowo me ŋu edziedzi ahalé be nɛ. Esia lɔ dzesi siwo fia be tsi si le dodom le eme, xɔdzowo, alo nusiwo gblẽ le kaawo ŋu la me dzrom ɖe eme. Ele be woakpɔ nya ɖesiaɖe gbɔ kaba be woaxe mɔ ɖe gbegblẽ ɖe edzi eye woakpɔ egbɔ be ɖoɖoa le dedie eye kakaɖedzi le eŋu.
Le nyataƒoƒo me la, wozãa NPT kadodowo le dɔwɔƒe vovovowo kple ɖoɖo vovovowo me na woƒe ƒunukpeƒe siwo le dedie eye womele tsia dzi o. Wonaa viɖewo abe alesi woawɔ ɖeka kple pɔmpi me nu vovovowo, tsitretsitsi ɖe nyaƒoɖeamenu gã kple dzoxɔxɔ ƒe nɔnɔmewo ŋu, kple gazazã nyuie ene. Eɖoɖo nyuie kple edzikpɔkpɔ le vevie ŋutɔ be woate ŋu aɖo kadodo siwo ŋu kakaɖedzi le gbɔ, eye kuxiwo gbɔ kpɔkpɔ ƒe aɖaŋuɖoɖowo ate ŋu akpe ɖe ame ŋu woakpɔ nya siwo bɔ gbɔ. Dedienɔnɔ ŋuti nukpɔsusu siwo do ƒome kple NPT kadodowo gɔmesese hã le vevie be woakpɔ egbɔ be ɖoɖowo le dɔ wɔm dedie.
Q: Vovototo kae le NPT kple NPTF ƒe kadodowo dome?
A: NPT (Dukɔa ƒe pɔmpi ƒe ka) kple NPTF (Dukɔa ƒe pɔmpi ƒe ka ƒe ami) Kadodowo nye pɔmpi ƒe ka siwo le tapered. Vovototo vevitɔ enye be NPTF ƒe ka ƒe ke ƒe didime lolo wu eye ka ƒe ta ƒe didime le sue wu ne wotsɔe sɔ kple NPT. Vovototo sia ɖea mɔ na NPTF ƒe kadodowo be woawɔ nutrenu si le sesẽm wu, si wɔe be wosɔ nyuie wu na dɔ siwo hiã kadodo si me tsi mele o.
Q: Ðe woate ŋu azã NPT kadodowo na gas kple tsi siaa ƒe dɔwɔwɔa?
A: Ɛ̃, woate ŋu azã NPT kadodowo na gas kple tsi siaa zazã. Gake ele vevie be woabu nudidi tɔxɛ siwo le dɔbiagbalẽvia me ŋu eye woakpɔ egbɔ be nusiwo wotia kple nutrenuawo sɔ kple tsi alo gas si woɖo be woawɔ.
Q: Ðe NPT ƒe kadodowo sɔ kple plastik pɔmpiwoa?
A: Zi geɖe la, NPT ƒe kadodowo sɔna kple plastik pɔmpiwo. Gake ele vevie be woabu plastik ƒomevi tɔxɛ si wozãna ŋu eye woakpɔ egbɔ be NPT ƒe kadodo si wotia la sɔ kple nu ma koŋ. Plastik aɖewo ate ŋu abia be woatsɔ adapter alo nusiwo wotsɔ blaa woe etɔxɛe be woakpɔ egbɔ be kadodoa sɔ eye wòle dedie.
