uruganda rukora valve mu nganda

Ibicuruzwa

Valve y'umupira w'ubushyuhe bwinshi - Ifite icyuma n'amahitamo ya PPL

Ibisobanuro bigufi:

Amavali y'umupira y'inganda ashyushye cyane arimo PPL (kugeza kuri 300°C) n'igishushanyo cy'icyuma (kugeza kuri 650°C). Nta gusohora kw'amazi ku mwuka w'umwuka, amavuta ashyushye, n'ibirungo bitera ubushyuhe bwinshi. API 6D, API 607 ​​na API 641 byemejwe. Saba ikiguzi uyu munsi!


Ibisobanuro birambuye ku gicuruzwa

Ibirango by'ibicuruzwa

Byagenewe serivisi zishyushye cyane, umwuka ushyushye cyane n'ibinure bikabije | Ingano y'ubushyuhe: -29°C kugeza 650°C (-20°F kugeza 1202°F)

• PPL Icaro:Gufunga neza ku giciro gito kugeza kuri 300°C (572°F) ku mavuta ashyushye, umwuka n'ibikoresho bisukuye.
Icyuma Gifite Imyanya (HVOF):Serivisi ikora neza cyane kugeza kuri 650°C (1202°F) ku ivu risanzwe, gucikamo ibice no gutanga amashanyarazi.
Kugabanuka kw'amazi mu cyiciro cya V / Icyiciro cya VI:ANSI/FCI 70-2 ifite icyemezo cy’ubushobozi bwo kutagira amazi.
Gupakira bikozwe mu buryo bwa Live-Looded:Gupfunyika ibiti bya Belleville hakoreshejwe ingufu z'impeshyi birinda imyuka ihumanya ikirere ituruka mu gihe cy'ubushyuhe.
Ingano:DN15 - DN600 (1/2 ″ - 24 ″)
Igipimo:Icyiciro cya 150 – 2500 / PN16 – PN420
Kwirinda inkongi y'umuriro:API 607 ​​/ ISO 10497
Low-E:API 641 / ISO 15848-1

1. Guhitamo intebe nziza: PPL vs. Icyuma

Guhitamo hagati ya PPL (Polyparaphenylene) na Metal-Seat trims biterwa ahanini n'ubushyuhe bw'akazi, urwego rw'uduce tw'inyuma, n'ubwoko bw'ingufu zikenewe.

Uburyo bwo guhitamo PPL Ifite Imyanya (Polymer ifite Ubushyuhe Bunini) Ifite icyicaro cy'icyuma (HVOF ikoreshwa cyane)
Ubushyuhe Bunini bwo Gukora KugezaUbushyuhe bugera kuri 300°C (572°F)gikomeza KugezaUbushyuhe bugera kuri 650°C (1202°F)bikomeza (Byongeweho iyo ubisabye)
Ubushobozi bwo Gufunga ANSI/FCI 70-2Icyiciro cya VI (Ifite Ubushobozi bwo Gufata Amabara) ANSI/FCI 70-2Icyiciro cya V cyangwa Icyiciro cya VI(Byakuweho neza)
Itangazamakuru Rikwiriye Umwotsi usukuye, amazi ashyushye, amavuta ashyushye, ibinyabutabire bidahumanya, umwuka ushyushye cyane. Uduce duto tw’amazi, ivu ry’umukungugu, uduce twa katalyst, serivisi yo guteka, umwuka ushyushye cyane, umunyu washongeshejwe.
Ikoranabuhanga rikora ibintu bikomeye Ntacyo (Solid PPL / Modified PTFE insert) Gutera HVOF: Tungsten Carbide (TC), Chromium Carbide (CC), cyangwa Stellite #6 PTA.
Torque yo Gukora Uguhuzagurika kw'intebe hasi; ingano nto y'icyuma gikoresha actuator. Isaba imbaraga nyinshi zo kwicaraho; intebe z'icyuma zikoresha ingufu z'impeshyi.
Igipimo cy'inyungu ku kiguzi Birahendutse cyane ku miyoboro idakonjesha ikoresha ubushyuhe buri hagati kugeza kuri buri hejuru. Kuramba ntarengwa kandi nta kwangirika k'ubushyuhe mu bidukikije bikomeye.

2. Ibiranga Ubuhanga mu Bidukikije Bishyushye Cyane

Igishushanyo mbonera cya Bonnet cyagutseKuramo icyumba cyo gupakiramo igiti kure y’aho umubiri uherereye hashyuha cyane. Amababa yo gukonjesha ashyushye yubatswemo arinda ibikoresho byo gupakiramo igiti (grafiti/impeta ya V) n’ibikoresho bikora mu ntoki/imashini bikora mu buryo bwikora ku bushyuhe bw’imiyoboro, bigatuma biramba.
Amapaki yo gupakira ya Belleville yuzuyemo ibintu bizimaKwaguka no gufungana kw'ubushyuhe bishobora gutuma gupakira bigabanuka. Imigozi yacu ya Belleville disc spring igumana umuvuduko uhoraho w'imirasire ku gice cyo gupakira, bikuraho amazi y'ubushyuhe kandi bikubahiriza amabwiriza ya API 641 / ISO 15848-1 yo mu kirere gito.
Gufasha mu kwagura ubushyuhe no kwisukuraIntebe z'icyuma zifite ibikoresho bikomeye byo mu mpeshyi bikurura ubushyuhe buterwa n'amazi nta gufunga umupira. Igishushanyo mbonera cya scraper gifite impande zirenga gikuraho uduce twinshi tw'umupira mu gihe cyo kuzunguruka igice cya kane cy'umupira.
Amakoti akomeye ya HVOFIkoranabuhanga rya Oxygen-Fuel (HVOF) rikoresha Tungsten Carbide cyangwa Chrome Carbide ku mupira no ku mpeta z'intebe zifite imbaraga zirenga 10.000 PSI, zigira ubushobozi bwo gukomera kugeza kuri HRC 70 mu kurwanya cyane kwangirika.

3. Ibisobanuro bya tekiniki n'uburyo bwo guhitamo ibikoresho

Amahame ngenderwaho y'igishushanyo mbonera:API 6D, API 608, ASME B16.34, ISO 17292, BS 5351
Ingano:DN15 kugeza DN600 (1/2″ kugeza 24″) — Amahitamo yo gupfunyika hejuru no hejuru
Amasomo y'igitutu:ASME Class 150, 300, 600, 900, 1500, 2500 / PN16 kugeza PN420
Ibikoresho by'umubiri:Icyuma cya karuboni (A216 WCB/WCC), Aloyi y'ubushyuhe bwinshi (A217 WC6, WC9, C5), Icyuma kitagira umugese (A351 CF8M, CF3M), Duplex/Super Duplex, Inconel, Hastelloy
Ibikoresho byo Gukata:316SS, 316L, 17-4PH, Inconel 718, Monel + Hardfacing (Stellite, Tungsten Carbide, Chrome Carbide)
Ibyumba byo kwiyandikishamo:Amahitamo ya PPL:Polyparaphenylene (Kugeza kuri 300°C) |Amahitamo y'icyuma:Intebe y'icyuma ya Stellite #6 / TC / CC HVOF ifite imiterere ikomeye (Kugeza kuri 650°C)
Guhagarika guhuza:RF, RTJ Flanged (ASME B16.5), Butt-Weld BW (ASME B16.25), Socket Weld SW, NPT Threaded
Ibizamini n'Impamyabumenyi:API 598 (Isuzuma ry'amavalufu), API 607 ​​/ ISO 10497 (Ikizamini cy'umutekano mu muriro), API 641 / ISO 15848-1 (Imyuka ihumanya ikirere ituruka ku guhunga), SIL 3 Ishobora, CE/PED
Amahitamo yo gukoresha:Umugozi Udafite Imbobo, Imashini Ikoresha Amaboko, Isanduku y'Ingufu, Igikoresho cy'Ingufu n'Umugozi / Igikoresho cy'Ingufu, Igikoresho cy'Ingufu z'Amashanyarazi, Igikoresho cy'Ingufu z'Amashanyarazi

4. Porogaramu zigamije inyungu rusange n'uburyo bwo gukoresha urwego rw'inganda

Gutunganya no gukoresha peteroli

Ibice byo gukamura amazi mu buryo bwa FCC (FCC)
Guteka no Kugabanya Ibinure mu Gifu
Imiyoboro yo gutunganya amazi n'abavugurura
Imashini zihindura ubushyuhe bw'amavuta y'ubushyuhe bwinshi

Kubyaza Ingufu

Imiyoboro y'umwuka ishyushye cyane kandi ishyushye
Valves zo gusohora amazi no gusohora amazi mu imashini
Ingufu z'izuba zivanze (Umunyu washongeshejwe)
Ubwikorezi bw'ivu n'ivu ryo hasi

Ubutabire n'Ubucukuzi bw'amabuye y'agaciro

Imirongo y'amazi ya Polysilicon ifite ubushyuhe bwinshi
Gukuramo ibinure bya Autoclave
Sulfure Ishongeshejwe Ifite Ubushyuhe Bukabije
Gutunganya kaburimbo ya Asphalt na Caramel

5. Ibibazo Bikunze Kubazwa (Ibibazo Bikunze Kubazwa mu Buhanga)

Q1: Ni ubuhe bushyuhe ntarengwa bwo gukora kuri valve za PPL zicaye ugereranyije na valve za metal zicaye?

Intebe za PPL (Polyparaphenylene) zikora neza kugeza kuri 280°C–300°C (536°F–572°F) ku binyobwa bisukuye n'umwuka. Valve z'umupira zicarwa mu byuma zifite HVOF hardfacing (Tungsten Carbide, Chrome Carbide, cyangwa Stellite) zakozwe kugira ngo zikoreshwe mu buryo budasanzwe kugeza kuri 550°C–650°C (1022°F–1202°F) n'ibikoresho byo gukurura.

Q2: Kuki iboneti ndende ikenewe kuri valve z'umupira zishyuha cyane?

Agasanduku kanini kavana agasanduku k'imiti kure y'aho umuyoboro ushyushye uherereye, kagakuraho ubushyuhe bwinshi. Ibi bituma imiyoboro y'imiti (nk'imashini ya grafiti) iguma mu bushyuhe bwayo butekanye, bikarinda kwangirika k'ubushyuhe, kandi bikarinda ibikoresho by'amashanyarazi cyangwa iby'umwuka gushyuha cyane.

Q3: Ni gute wakwirinda ko umupira ufungana/ucika intege ku bushyuhe buri hejuru?

Kwagura ubushyuhe bigengwa binyuze mu guhitamo neza ibikoresho bitandukanye (guhuza ibipimo by'ubushyuhe bw'umubiri, umupira, n'igiti) no gushyiramo ibikoresho by'impeta byuzuye inyuma y'impeta z'intebe. Izi mpeta zitsindagira kugira ngo zifate ubushyuhe bwinshi butarimo kongera imbaraga cyangwa ngo butume habaho gufatana kwa mashini.

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