Isiqulatho
1. Imvelaphi yeshishini kunye nemfuno yemfuno
2. Ukuhlelwa kwezinto ezingundoqo kunye neempawu zobugcisa ze-valve handwheels zesango
● I-cast iron handwheel: ukusebenza kakuhle kwezoqoqosho kunye nokulinganiselwa
● I-handwheel yensimbi engenasici: i-benchmark kwintsimi ye-corrosion resistance
● Isondo lesandla sobhedu: isisombululo esithandwayo semiboniso echanekileyo
● I-Titanium alloy handwheel: impumelelo yobuchwepheshe phantsi kweemeko zokusebenza ezigqithisileyo
3. Ukuthelekisa ukusebenza kunye nedatha elinganisiweyo
4.-Uhlalutyo olunzulu lweemeko zesicelo soshishino
5. Ubume bemarike yehlabathi kunye neendlela zophuhliso
6. Isikhokelo sokuthenga kunye neengcebiso zokugcina
1. Imvelaphi yeshishini kunye nemfuno yemfuno
Ngophuhliso olukhawulezayo lwamandla ehlabathi, imichiza, unyango lwamanzi kunye namanye amashishini,Ivili leSango leValve yesandla Szizinto ezingundoqo zolawulo lweenkqubo zemibhobho, kunye nokukhethwa kwezinto eziphathekayo zamavili abo okulinganisa okuchaphazela ngokuthe ngqo ukusebenza kunye nokhuseleko lwezixhobo zokusebenza kunye nokugcinwa. Ngokwengxelo ye-2024 ye-International Valve Association (IVA), imarike yevalve yesango yehlabathi ifikelele kwi-US $ 62 yebhiliyoni, apho ixabiso elongezelelweyo eliziswe kuphuculo lwezixhobo ze-handwheel liye lanyuka laya kwi-18%.
Ishishini langoku lijongene nemingeni emithathu emikhulu:
1. Iimeko zokusebenza ezigqwesileyo: Uphononongo olunzulu- lwe-oyile yolwandle kunye nerhasi, amaziko amandla enyukliya kunye nezinye iimeko zongezelele iimfuno zokumelana noxinzelelo oluphezulu kunye nokuxhathisa umhlwa.
2. Utshintsho olukrelekrele: Iimfuno zokuhambelana phakathi kombane / izixhobo zokuqhuba umoya kunye nezixhobo zesondo
3. Iindleko zomjikelo wobomi obugcweleyo: Ukusuka kwiindleko zokuthengwa kweempahla neenkonzo ukuya kuqwalaselo lweendleko eziquka ukulungiswa nokutshintshwa.
2. Ukuhlelwa kwezinto ezingundoqo kunye neempawu zobugcisa ze-valve handwheels zesango
● Ivili lesandla sentsimbi: linoqoqosho kwaye lilinganiselwe
Iimpawu zezinto eziphathekayo:
(1.) Intsimbi ye-Grey cast (HT200 / 250): amandla okucindezela i-200-250MPa, ixabiso eliphantsi kwe-30% ngaphantsi kwe-carbon steel
(2.) Intsimbi ye-Ductile (QT400-18): ukunyusa kwanda ukuya kwi-18%, ukuchasana kwempembelelo kuphuculwe
Ukusebenza:
Ezoqoqosho: 70% isabelo semarike kwiinkqubo eziphantsi zoxinzelelo-zamanzi (Ngaphantsi okanye ilingana ne-1.6MPa)
Imida:
(1.) Ukumelana nomhlwa okumbi: izinga lokubola kwe-0.5mm/ngonyaka kwiindawo ezine-pH<4 or Cl⁻>200ppm
(2.) Ubushushu obuphantsi{1}}bubuthathaka: amandla empembelelo ehla nge-40% ngaphantsi -20 idigri 3
(3.) Usetyenziso oluqhelekileyo: unikezelo lwamanzi lukamasipala kunye ne drainage, iinkqubo zomphunga ophantsi{1}
● I-handwheel yentsimbi engenasici: i-benchmark kwintsimi ye-corrosion resistance
Indlela yokuphucula izinto:
(1.) 304 steel stainless: Ni umxholo 8-10.5%, ilungele indawo umhlwa jikelele
(2.) I-316L insimbi engenasici: yongeza i-2-3% Mo, ukuchasana kwe-pitting ukulingana kwexabiso le-PREN lifikelela kwi-281
(3.) Super duplex steel: Ixabiso le-PREN lidlula i-40, amandla aphindwe kabini kunentsimbi eqhelekileyo engenasici.
Utshintsho lwetekhnoloji:
Inkqubo yonyango lomphezulu:
(1.) Ukupholiswa kwe-Electrolytic: uburhabaxa Ra Ngaphantsi okanye ilingana ne-0.4μm, izinga lokuncamatheliswa kwe-microbial lincitshiswe ngama-80%
(2.) Ukugquma kwe-PVD: ubunzima bunyuke ukuya kwi-2000HV, ilungele imidiya equkethe amasuntswana aqinileyo
(3.) Imeko yoshishino: Emva kokuba umzi-mveliso wekhemikhali oselunxwemeni utshintshe ivili lesandla sentsimbi yekhabhoni nge316L imathiriyeli, umjikelo wolondolozo wandiswa ukusuka kwiinyanga ezi-3 ukuya kwiminyaka emi-2.
● Isondo lesandla sobhedu: isisombululo esithandwayo semiboniso echanekileyo
Izinto eziluncedo:
1
(2.) Ukuphoswa ngokuchanekileyo: ukunyamezela kwe-dimensional kunokufikelela kwinqanaba le-CT6, lilungele phezulu{2}}iivalvu ezichanekileyo.
Uthelekiso lweparameter yokusebenza:
| Iimpawu | Ubhedu lwetin (C83600) | Ubhedu lweAluminiyam (C95400) |
| Amandla okuqina (MPa) | 310 | 585 |
| I-Thermal conductivity (W/m·K) | 50 | 70 |
| Ubushushu obusebenzayo ( isidanga ) | -50~200 | -100~400 |
Indawo yesicelo: Iinkqubo ze-Aseptic kumashishini okutya kunye namayeza, iinqanawa ze-ballast water systems
● I-Titanium alloy handwheel: Ukuphumelela kwezobuchwepheshe phantsi kweemeko zokusebenza ezigqithisileyo
(1.) Ukuguqulwa kwezinto:
I-Ti-6Al-4V ingxubevange: amandla athile afikelela ku-285MPa·cm³/g, eyi-1.8 umphinda-phinde ngentsimbi
Ukumelana nokubola: izinga lokubola kwi-10% ebilayo ye-hydrochloric acid<0.025mm/year
(2.) Inkqubo ekhethekileyo:
Ukunyibilika kwe-Electron beam (EBM) ekubumbeni: qaphela ukwenziwa okudityanisiweyo kwemijelo entsonkothileyo yokuhamba kwangaphakathi
Micro{0}}i-arc oxidation unyango: 10-50μm umaleko ceramic uveliswa phezu komhlaba, kunye nobunzima 2000HV
(3.) Uhlalutyo lweendleko:
Ixabiso lezinto ezibonakalayo: malunga ne-$ 50-80 / kg, i-8-10 amaxesha e-316 yensimbi engenasici.
Iindleko zomjikelo opheleleyo: iindleko zolondolozo zinokuncitshiswa ngama-60% kwiimeko ezifana namaqonga anzulu-olwandle.
3. Ukuthelekisa ukusebenza kunye nedatha elinganisiweyo
Idata evela{0}}kwiqela lesithathu kwiiarhente zovavanyo
| Izinto eziphathekayo | Ukusebenza kakuhle kokuhanjiswa kweTorque | Ixesha lokumelana nokutshizwa kwetyuwa (h) | Iqondo lobushushu obuphezulu lokuhamba (300 degrees) |
| Jula i-ayini | 82% | 120 | 0.15%/100h |
| 316 intsimbi engatyiwayo | 89% | 2000 | 0.08%/100h |
| Ingxubevange ye-Titanium | 93% | 10000 | 0.03%/100h |
4.-Uhlalutyo olunzulu lweemeko zesicelo soshishino
1. Ukuhlola i-oyile negesi
-iqonga elinzulu lolwandle: Amavili ezandla e-Titanium alloy agcinwa{1}}simahla iminyaka eli-10 kwindawo enobunzulu bamanzi obuyi-1500m kunye nomxholo we-H₂S oyi-300ppm.
Ukutsalwa kwerhasi ye-Shale: amavili e-nickel{0}esekelwe kwi-alloy asetyenziselwa ukujongana nokunxitywa kwesanti yequartz kulwelo oluqhekezayo.
2. Iinkqubo zamandla amatsha
Ukugcinwa kobushushu betyuwa enyibilikisiweyo: Amavili ezandla angama-316H ensimbi engenasici agcina uzinzo kwindawo yetyuwa enyibilikisiweyo yama-565 degree.
Umbhobho wamandla e-Hydrogen: Amavili esandla entsimbi ye-Austenitic engenasici aphumelele uvavanyo lwe-hydrogen embrittlement eyi-140MPa
5. Ubume bemarike yehlabathi kunye neendlela zophuhliso
1. Uhlalutyo lwemarike yommandla:
I-Asia Pacific: i-55% yesabelo semakethi, inkqubo yokuphucula i-China iqhuba iindleko zehla nge-20%
Imakethi yaseMntla Melika: Umgangatho ongqongqo we-ASME B16.34 udala imfuno ephezulu{1}}yamavili ezandla ealloy
2. Uqikelelo lwentsingiselo yetekhnoloji:
Ukudityaniswa kwenzwa ekrelekrele: I-30% yamavili esandla aya kufakwa kunye ne-torque sensors ngo-2026.
Imathiriyeli ezinzileyo: Ixabiso lemathiriyeli{0}esekelwe kwibhayoloji edityanisiweyo lilindeleke ukuba lihambelane nesinyithi semveli ngo-2030.
6. Isikhokelo sokuthenga kunye neengcebiso zokugcina
Ukhetho lweMatrix:
| Iiparamitha zokusebenza | Izixhobo ezicetyiswayo | Iingqwalasela eziphambili |
| Temperature>400 degree | I-Nickel{0}esekelwe kwi-alloy | Amandla aphezulu obushushu, ukumelana ne-oxidation |
| Cl⁻ concentration>5000ppm | Super duplex steel | Ukugqobhoza ubushushu obubalulekileyo |
| Ukusebenza rhoqo | Ubhedu + ukuthanjiswa kwegraphite | Nxiba ukumelana kunye nokuvula kunye nokuvala i-torque |
Iindawo zokugcina:
(1.) Ivili lesandla sentsimbi: Jonga umhlwa rhoqo emva kweenyanga ezi-6 kwaye usebenzise i-WD-40 yokukhusela.
(2.) I-handwheel yentsimbi: Gwema ukudibana ngokuthe ngqo kunye nezixhobo zentsimbi ye-carbon ukukhusela ukungcoliseka kwe-iron ion.
Isiphelo:
Ngempumelelo kwisayensi yezinto kunye neteknoloji yokuvelisa,ivalve yesango ii-handwheelsziyaguquka ukusuka kumacandelo asebenzayo ukuya kwixabiso eliphezulu{0}}izinto ezongeziweyo. Abathathi-nxaxheba kwimizi-mveliso kufuneka bahambisane nohlaziyo lwe-ASTM, ISO kunye neminye imigangatho, kwaye banike ingqwalasela kwiimfuno zeemakethi ezisahlumayo kwizisombululo ezikhethekileyo zeemeko zokusebenza, ukuze bafumane inzuzo kwintengiso yehlabathi ekhuphisana ngokuqatha.
