Lokacin da injiniyoyin shuka suka ƙididdige nozzles don tsarin SCR ko SNCR, ba sa siyan kayan masarufi-suna tabbatar da ci gaban tsari. Rashin bututun ƙarfe guda ɗaya na iya haifar da zamewar ammonia, NOx sabawa bin doka, ko rufewar da ba a shirya ba wanda ke kashe $50,000+ a awa daya. Shi ya sa ƙungiyoyin sayayya ke ƙara ketare masu samar da kayayyaki kuma suna tafiya kai tsaye zuwa a denitrification bututun ƙarfe factory tare da ingantattun horo na ƙarfe-ba kawai iyawar injina ba.
Cobalt Alloy Nozzles Ba "Kawai Na'ura Ba" - Injin Ƙarfe Ne
Mun ga gazawar gama gari guda uku a cikin nozzles da aka tura filin: fashewar zafi bayan sa'o'in aiki 4,000, yashewar leɓe a cikin watanni 6, da juzu'i mai girma yayin hawan keke mai maimaitawa. Duk suna komawa zuwa tushen tushen guda ɗaya - rashin daidaituwa na kayan abu, ba kuskuren ƙira ba. Daidaitaccen bakin karfe (316L, 2205) suna yin laushi sama da 650°C. Iskar gas mai busar ƙanƙara a cikin kiln siminti ko tukunyar jirgi mai sharar wutar lantarki yakan kai 850-1,100°C. Abin da ya sa AMS 5387 cobalt alloy ba na zaɓi ba ne - ba za a iya sasantawa ba.
A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., Kowane cobalt gami bututun ƙarfe fara da bokan T800-sa ingot, zafi-bi da AMS 2750E, sa'an nan machined a kan 5-axis CNC cibiyoyin da real-lokaci thermal diyya. Ba mu "ƙara" taurin - muna adana shi. Nozzles ɗinmu suna riƙe da ± 0.015 mm haƙuri akan mahimman kusurwoyin fesa koda bayan awanni 12,000 a 920°C. Wannan ba bayanan lab bane. Wannan bayanan filin ne daga tsire-tsire masu biomass uku na Arewacin Amurka waɗanda ke gudana tun Q3 2022.
Maɓallin bambance-bambance ba a cikin ƙasidu ba - suna cikin sarrafa tsari:
- Raw kayan ganowa ƙasa don narkar da tsari da rahoton bayyani
- Tabbacin CMM a cikin tsari a jihohi uku na thermal (as-machined, bayan-zafi, bayan kammalawa)
- Gwajin kwararar aiki a 120% kimanta matsa lamba ta amfani da mitoci na Doppler ultrasonic calibrated
- Babu madaukai na sake yin aiki - yawan amfanin ƙasa na farko ya wuce 98.7% don AMS 5387 geometries
Me yasa Haɗin Kai Tsaye ya doke "Mafi kyawun-in-Class" Kwangilar Kwangilar
Wasu masu samarwa suna fitar da simintin gyare-gyare, injina, da gamawa don raba masu siyarwa. Wannan yana haifar da maki uku-da kuma dama guda uku don daidaitawar ƙananan tsarin. Rashin daidaituwar iyakar hatsi tsakanin simintin simintin gyare-gyare da saman injina? Duba Ragowar damuwa daga rashin daidaituwar sanyaya a tsakanin dillalai? Garanti. Rashin daidaiton ƙarewar saman saman yana shafar fashewar droplet? Wanda ake tsammani.
Mun mallaki cikakken sarkar: saka hannun jari na kusa-net-siffar cobalt nozzles, daidaitaccen CNC juya da niƙa a kan taurare gami, injin zafi magani, da electropolished ciki bores. Wannan ba dadi ba ne - kimiyyar lissafi ce. Lokacin da kuka na'ura kai tsaye cikin simintin simintin simintin hatsi, kuna riƙe ƙarfin jagora. Lokacin da magani mai zafi ya biyo baya-ba a gabace shi ba - kuna kawar da kurakuran daidaitawa da ke haifar da ɓarna a cikin alamu iri-iri.
Jikunan mu da aka yi da yashi na bututun ƙarfe suna haɗawa ba tare da ɓata lokaci ba tare da tukwici na fesa cobalt ta hanyar tsangwama-daidai brazing, ba taron zare ba. Me yasa? Saboda rashin daidaituwa na haɓakar thermal tsakanin 304SS jiki da Stellite 6 tip yana haifar da gajiyar haɗin gwiwa a mitocin girgiza 3-5 Hz gama gari a cikin bututun tukunyar jirgi. Mun warware hakan kafin a kammala zane.
Al'ada Ba Daidai Ba Tare Da Rarraba - Daidaitaccen Daidaitawa ne
"Custom" yana nufin abubuwa daban-daban ga masu siye daban-daban. Ga wasu, yana canza launin launi. A gare mu, yana sake fasalta gabaɗayan bayanin martaba mai ƙarfi don dacewa da bayanin saurin iskar gas ɗin ku, lodin ɓangarorin, da maƙasudin rarraba ammonia. Mun isar da nozzles tare da tsararrun orifice na asymmetric don allurar bututun giciye, madaidaicin magudanar ruwa don yankuna masu saurin gudu, da gawawwakin abubuwa biyu inda kawai yankin fesa ke ganin cobalt — yanke farashi ba tare da sadaukar da rayuwa ba.
Matsalolin duniya na gaske suna haifar da aikin injiniyanmu:
- Bukatar takaddun shaida na ISO 9001 amma aiki a ƙarƙashin ASME BPVC Sashe na VIII Div. 2? Anyi-mun buga kowane bututun ƙarfe tare da lambar zafi, rahoton NDE, da log PWHT
- Ana buƙatar maye gurbin gadon Babcock & Wilcox SNCR nozzles tare da madaidaicin zaren UNJ 1.25'-12? Muna jujjuya-injiniya da ingantattun ƙididdiga masu gudana akan tushen OEM
- Dole ne ya wuce gwajin gishiri-gishiri na ɓangare na uku ta ASTM B117 don shigarwar bakin teku? Fuskokin cobalt ɗin mu na lantarki sun cimma> 1,500 hours zuwa farar tsatsa
Ba mu tambayi "Me kuke so?" Muna tambaya "Mene ne wannan zai rayu - kuma har tsawon yaushe?" Sa'an nan kuma mu gina zuwa wannan ƙayyadaddun, ba shafin kasida ba.
Dogaro Yana Fara Tun Kafin Aikewa
A dogara denitrification bututun ƙarfe factory baya ƙarewa a tashar jirgin ruwa. Yana farawa da bita na GD&T - kama kurakuran tattara bayanai a cikin kiraye-kirayen tattara hankali kafin fara kayan aiki. Yana ci gaba tare da ingantaccen aikin matukin jirgi: nozzles guda uku da aka gwada a ainihin na'urar na'urar busar hayaki (muna jigilar kayan gwajin idan an buƙata). Yana ƙarewa tare da bin diddigin isarwa wanda ya haɗa da takaddun shaida, rahotannin CMM, da tagwayen dijital mai alaƙa da QR waɗanda ke nuna kowane ma'auni.
QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. jiragen ruwa zuwa kasashe 27 saboda amintattun mahadi. Wani abokin ciniki a Jamus ya ba da umarnin nozzles 142 don sake fasalin kwal. Bayan watanni 18, sifili maye. Ƙungiyar kula da su ta dakatar da tsara jadawalin binciken bututun ƙarfe na shekara-shekara-kuma sun mayar da waɗancan sa'o'in aiki don haɓaka ƙididdiga. Wannan shine ROI na horon ƙarfe.
Idan odar nozzle ɗin ku na gaba ya ta'allaka akan lokacin aiki - ba kawai farashin raka'a ba - kuna buƙatar fiye da mai kaya. Kuna buƙatar abokin tarayya wanda ke ɗaukar cobalt kamar kayan rayuwa, ba kayayyaki ba. Fara da gano kayan abu. Neman yanayin yanayin zafi-jihar. Bukatar tabbatar da kwararar aiki. Sannan zaɓi daidai.
