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DTF- (R) nau'in mai canzawa mai canzawa na metro tunnel shaft
DTF- (R) nau'in mai canzawa mai canzawa na metro tunnel shaft
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A. Bayani na samfurin
DTF-(R) nau'in mai canzawa mai fuska na metro tunnel axial iska gabatar da ci gaban fasahar kasa da kasa, tare da shekaru da yawa na kwarewar ci gaban fasahar iska, haɗin gwiwar jami'o'in bincike na kimiyya kamar Jami'ar Shanghai Jiaotong da Jami'ar Xi'an Jiaotong, sha, narkewa da fasahar kirkire-kirkire, amfani da ci gaban fasahar CFD, ya kai matakin jagorancin gida a cikin binciken ka'idar iska, ƙirar ƙirar ƙirar iska, rage hayar rawar jiki da sauransu Kayayyakin iya ci gaba da aiki a 280 ℃ high zafin jiki yanayi fiye da mintuna 60, da kuma kasa wuta kayan aiki ingancin kula da bincike cibiyar gwaji cancanta, za a iya amfani da shi a lokacin wuta iska ko fitar da taba, da kuma bisa ga aiki yanayin bukatun don juyawa ko juyawa aiki, don cimma zuwa isar da kaya ko fitar da iska ko fitar da taba manufa, yanzu da yawa amfani a cikin metro, rami, wutar lantarki tashar, filin jirgin sama da sauran manyan aiki.
Wannan jerin fan yana da jimlar nau'ikan lambobin inji 14, wato, 12.5 #, 14 #, 16 #, 18 #, 19 #, 20 #, 21 #, 22 #, 23 #, 24 #, 25 #, 26 #, 28 #, kuma an raba su zuwa 10 fata, 12 fata, 14 fata, 16 fata da kuma daban-daban bayanan juyawa. Jigilar iska yawan daga 35000 ~ 750000m3 / h, iska matsin lamba 300 ~ 2000Pa, mafi girma ganye tip layi gudun 136.5m / s.
Wannan jerin fan ba tare da la'akari da diamita girman, suna amfani da injin kai tsaye, a lokacin shigarwa muddin kai tsaye haɗa iska bututun da kuma tabbatar da kasa kusurwa bolt shell. Wannan jerin fan bisa ga abubuwan da ake buƙata don amfani da lokacin da ake buƙata, shi na iya canza saurin juyawa, da ƙididdigar ƙididdigar layi na ƙididdigar ≤136.5m / s a cikin 1485, 985, 745, 585rpm gudun juyawa gudu huɗu.
2. Kayayyakin Features
1, High inganci: Amfani da ci-gaba aerodynamics zane fasaha da kuma kasa da kasa masana kimiyya gane Wu shi uku motsi ra'ayi, ta hanyar kwamfuta kwaikwayon metro, rami yanayi (gudun, gudun, matsin lamba, da dai sauransu) kwaikwayon zane, sau da yawa maimaita gwaji tabbatarwa da kuma mai amfani da tabbatarwa, tare da manyan halaye na inganci da kuma inganci yanki fadi, m reversal da sauran inganci.
2, low amo: daga amo iko a kan tayi iska, dauki daga sauti tushen da kuma karkashin kasa rami yanayi na musamman, dauki dacewa matakai a lokacin pneumatic tsarin zane:
- Tabbatar da daidaito na iska kwarara daga fan tsabar zane, tsabar shigarwa kusurwa, tsabar lambar, da kuma sa tsabar tashar a layi iri.
- A tsarin zane, saboda goyon bayan mota da kuma a kan ciki cylinder da tsayayye mai gudanarwa a lokacin da impeller juyawa zai samar da tsangwama mita, da kuma tsangwama amo da ya haifar da haka, don rage m sauti matakin tsangwama amo, zaɓi goyon baya da kuma lambar fata da kuma ƙayyade wani dacewa nesa tsakanin mai gudanarwa da impeller.
3, High zafin jiki juriya aiki: Dangane da bukatun amfani da metro rami, kamfanin ya yi amfani da lalacewa, zafi juriya, high rufi grade, ruwa zafi irin high zafin jiki juriya mota, tsara daidaitaccen tsari bisa ga 280 ℃ / 1h misali (sama da kasa misali 250 ℃ / 1h).
4, High ƙarfi: Jigilar injin impeller ya yi amfani da ci gaba da fasahar data mutuwa, kayan ya yi amfani da ZL114 mai ƙarfi mai inganci na aluminum don mutuwa, ta hanyar binciken X-ray, zafi, gwajin zafi, don tabbatar da ingantaccen aikin jigilar a lokacin zafi mai zafi saboda ƙididdigar zafi na kayan aiki.
5, ƙaramin rawar jiki: Jigon da aka tsara da tsari mai tsauri, kuma kowane tsari yana amfani da ingantattun kayan aiki don rage tarawa da ragowar rashin daidaituwa zuwa mafi ƙarancin, sa'an nan kuma bayan tsauri tsayayye da daidaituwa, daidaituwa daidaituwa ya kai matakin ISO 2.5 don tabbatar da saurin rawar jiki na jigon da aka yi ≤1.8mm / s.
3. kayayyakin aiki
1, Wheels: Wheels ya ƙunshi hub da daban-daban adadin fata, haɗi tare da anti-sassauƙa high karfi dunƙule. Hub da fata da aka yi da ZL114 high quality high karfi aluminum gami mutuwa gyara, tsayayye, motsi daidaitawa dubawa ta hanyar X-ray bincike rauni, lokaci magani, yanka gwajin da zinariya aiki. Daidaitaccen matakin ya kai matakin ISO 2.5
2, shell, anti-asthma vibration na'urar, m ganye goyon baya: duk uku sassa da aka yi da ingancin karfe farantin walda, anti-asthma vibration na'urar ne mai cirewa. An sarrafa sassan kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aikin kayan aik
3, rectification rufi: rectification rufi amfani da LF21 aluminum gami farantin kayan yanka a cikin parabolic siffar, sa impeller da kyau iska shiga yanayi. The rectifier cover haɗi tare da shaft tare da bolt, sauki cirewa.
4, Motor: Motor ne iska sanyi kwamfuta cage irin cikakken rufe m zafi irin kayayyakin. Mota da fan impeller kai tsaye tuki, mota tsirara a cikin iska, rufi matakin F, kariya matakin IP55, mota bearing ne Sweden SKF bearing (ko NSK). Na farko kulawa lokaci ≥1 × 104h, da tara aiki lokaci ≥7.5 × 104h.
5, tarawa: bayan da fan tarawa, X, Y, Z axis rawar jiki gudun ne kasa da 1.8mm / s.
6, High zafin jiki juriya aiki: iska ikon aiki al'ada a 280 ℃ high zafin jiki yanayi sama da 60 mintuna, cikakken cika da kasa wuta ka'idodi.
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