Ha baenjiniere ba limela ba hlakisa li-nozzles tsa denitrification bakeng sa lits'ebetso tsa SCR kapa SNCR, ha ba reke lisebelisoa tsa thepa - ba boloka ts'ebetso e tsoelang pele. Ho hloleha ha nozzle e le 'ngoe ho ka etsa hore ammonia e thelle, NOx tlolo ea molao, kapa ho koala ho sa reroang ho bitsa $50,000+ ka hora. Ke ka lebaka leo lihlopha tsa ho reka thepa li ntseng li feta ho barekisi ba lihlahisoa tse tloaelehileng ebe li ea ka kotloloho ho denitrification nozzle feme ka taeo e netefalitsoeng ea metallurgic - eseng feela bokhoni ba ho sebetsa.
Li-nozzles tsa Cobalt Alloy Ha li "Entsoe Feela" - li entsoe ka Metallurgically
Re bone liphoso tse tharo tse tloaelehileng ho li-nozzles tsa denitrification tse sebelisoang tšimong: ho phatloha ha mocheso ka mor'a lihora tse 4,000 tsa ts'ebetso, khoholeho ea molomo orifice nakong ea likhoeli tse 6, le ho hoholeha ha sekhahla nakong ea ho palama baesekele khafetsa. Tsohle li khutlela morao ho sesosa se le seng—ho se tsamaisane ha lintho tse bonahalang, eseng bofokoli ba moralo. Litšepe tse tloaelehileng tse sa hloekang (316L, 2205) li nolofala ka holimo ho 650°C. Khase e kenang ka har'a liotlolo tsa samente kapa liboiler tse fehlang litšila ho ea ho eneji hangata e otla 850–1,100°C. Ke ka lebaka leo AMS 5387 cobalt alloy e seng ea boikhethelo - e ke ke ea buisanoa.
Ho QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., molomo o mong le o mong oa motsoako oa cobalt o qala ka engot e tiisitsoeng ea T800-grade, e phekotsoeng ka mocheso ho latela AMS 2750E, ebe e kenngoa litsing tsa 5-axis CNC ka matšeliso a nako ea sebele. Ha re "ekkelle" boima - rea bo boloka. Li-nozzles tsa rona li na le mamello ea ± 0.015 mm ho li-angles tse bohlokoa tsa ho fafatsa le kamora lihora tse 12,000 ho 920 ° C. Seo ha se data ea lab. Ke lintlha tsa tšimo tse tsoang ho limela tse tharo tsa biomass tsa Amerika Leboea tse ntseng li sebetsa ho tloha Q3 2022.
Liphapang tsa bohlokoa ha li teng ka har'a libukana - li taolong ea ts'ebetso:
- Raw material traceability ho fihlela ho qhibiliha batch le tlaleho ea spectrographic
- Netefatso ea CMM e ntseng e tsoela pele libakeng tse tharo tsa mocheso (joalo ka mochini, ka mor'a mocheso, kamora ho qeta)
- Teko ea phallo e sebetsang ho 120% e lekantsoe khatello e sebelisa li-calibrated ultrasonic Doppler metres
- Ha ho na li-loops tsa rework-poelo ea pele e fetang 98.7% bakeng sa lijeometri tsa AMS 5387
Hobaneng ha Vertical Integration e Beta "Best-in-Class" Subcontracting
Barekisi ba bang ba fana ka lisebelisoa, ho etsa machining le ho qeta ho arola barekisi. Seo se theha lintlha tse tharo tsa letsoho-le menyetla e meraro ea ho sekisetsa ha microstructural. Tekanyo e fosahetseng ea moeli oa lijo-thollo lipakeng tsa sebopeho sa cast le bokaholimo bo entsoeng ka mochini? Hlahloba. Khatello e setseng ho tsoa ho pholiso e sa lekaneng ho tsoa ho barekisi? Guaranteed. Ho se lumellane ha sefahleho ho ama karohano ea marotholi? E lebelletsoeng.
Ke rona re nang le ketane e felletseng: ts'ebetso ea matsete ea li-nozzles tsa cobalt tse haufi-ufi, ho phethoha ha CNC ka nepo le ho sila ka li-alloys tse thata, kalafo ea mocheso oa vacuum, le libore tse ka hare tsa motlakase. Sena ha se bonolo - ke fisiks. Ha o kenya mochini ka kotloloho ka har'a substrate e laoloang-thollo, o boloka matla a tataiso. Ha phekolo ea mocheso e latela machining-eseng pele ho eona-o felisa liphoso tsa ho lokisoa tse bakoang ke ho khopama ka mekhoa e mengata ea li-orifice.
'Mele oa rona oa tšepe o entsoeng ka lehlabathe o hokahana hantle le malebela a ho fafatsa alloy ea cobalt ka brazing e lekanang, eseng ka likhoele. Hobaneng? Hobane katoloso ea mocheso e sa tsamaisaneng lipakeng tsa 'mele oa 304SS le ntlha ea Stellite 6 e baka mokhathala o kopaneng ho maqhubu a 3–5 Hz a thothomelang a tloaelehileng likotopong tsa boiler. Re rarolla seo pele setšoantšo se phethoa.
Tloaelo ha e Ts'oane le ho Sekisetsa - Ke ho tsamaisana ka nepo
"Tloaelo" e bolela lintho tse fapaneng ho bareki ba fapaneng. Ho ba bang, e fetola molumo oa 'mele. Ho rona, e ntse e hlophisa bocha profil eohle e matla ea mokelikeli ho tsamaisana le boemo ba hau ba lebelo la khase ea flue, ho kenya likaroloana, le sepheo sa phepelo ea ammonia. Re fane ka li-nozzles tse nang le li-asymmetric orifice arrays bakeng sa ente ea li-cross-duct, li-cones tse kentsoeng bakeng sa libaka tse lebelo le tlase, le 'mele ea lintho tse peli moo sebaka sa spray se bonang cobalt feela - ho fokotsa litšenyehelo ntle le ho tela bophelo.
Litšitiso tsa 'nete tsa lefats'e li tsamaisa boenjiniere ba rona:
- U hloka litokomane tse netefalitsoeng tsa ISO 9001 empa li sebetsa tlasa ASME BPVC Karolo ea VIII Div. 2? E phethiloe - re hatakela nozzle e 'ngoe le e' ngoe ka nomoro ea mocheso, tlaleho ea NDE, le log ea PWHT
- Na e hloka ho nkela sebaka sa li-nozzles tsa Babcock & Wilcox SNCR tse nang le likhoele tse sa tloaelehang tsa 1.25'-12 UNJ? Re fetola boenjiniere le ho netefatsa li-coefficients tsa phallo khahlano le motheo oa OEM
- Na o tlameha ho feta tlhahlobo ea sekhechana sa letsoai sa motho oa boraro ka ASTM B117 bakeng sa ho kenya mabopo? Libaka tsa rona tsa electropolished cobalt li fihlella> lihora tse 1,500 ho ea ho mafome a masoeu
Ha re botse "U batla eng?" Rea botsa “See se tlameha ho pholoha eng—’me ka nako e kae?” Ebe re haha ho ea moo, eseng leqephe la lethathamo.
Ho tšepahala ho Qala Nako e telele Pele ho Thomelloa
E ka tšeptjoang denitrification nozzle feme ha e felle boema-kepe. E qala ka tlhahlobo ea GD&T — ho ts'oara liphoso tsa ho bokella li-callouts tsa concentricity pele lisebelisoa li qala. E tsoela pele ka netefatso ea sefofane: li-nozzles tse tharo tse lekiloeng mochining oa hau oa khase ea flue (re romella lisebelisoa tsa liteko ha ho hlokahala). E phethela ka ho latedisa thepa e kenyeletsang ditifikeiti tsa thepa, ditlaleho tsa CMM, le lefahla la dijithale le amanang le QR le bontshang boholo bo bong le bo bong bo lekantsweng.
QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. likepe ho ea linaheng tsa 27 hobane ho tšepahala ho kopanya. Moreki e mong oa Jeremane o ile a odara li-nozzles tse 142 bakeng sa ho khutlisa mashala. Ka mor'a likhoeli tse 18, ho nkeloa sebaka ke zero. Sehlopha sa bona sa tlhokomelo se ile sa emisa ho hlophisa tlhahlobo ea selemo le selemo ea li-nozzle - 'me sa abela lihora tseo tsa mosebetsi ho ntlafatsa litlhahlobo. Eo ke ROI ea taeo ea metallurgical.
Haeba odara ea hau e latelang ea denitrification ea nozzle e itšetleha ka nako - eseng feela theko ea unit - o hloka ho feta morekisi. U hloka molekane ea tšoarang cobalt joalo ka thepa e phelang, eseng thepa. Qala ka traceability ea lintho tse bonahalang. Batla metrology ea boemo ba mocheso. E hloka ho netefatsoa ha phallo e sebetsang. Ebe u khetha ho latela seo.
