Fiberglas Ingantattun Sandunan Polymer
Cikakken Gabatarwa
Fiber ƙarfafa composites (FRP) a cikin aikin injiniya na jama'a a cikin mahimmancin "matsalolin dorewa na tsarin da kuma a wasu yanayi na musamman na aiki don kunna nauyinsa, babban ƙarfinsa, halayen anisotropic," hade tare da halin yanzu na fasahar aikace-aikace da yanayin kasuwa, masana masana'antu sun yi imanin cewa aikace-aikacen sa yana da zaɓi. A cikin jirgin karkashin kasa garkuwa yankan kankare tsarin, high-sa high-highway gangara da kuma goyon bayan rami, juriya ga yashwar sinadarai da sauran filayen ya nuna kyakkyawan aikace-aikace aiki, da kuma mafi yarda da ginin naúrar.
Ƙayyadaddun samfur
Nau'in diamita na iya bambanta daga 10mm zuwa 36mm. Shawarar diamita na ƙididdiga don sandunan GFRP sune 20mm, 22mm, 25mm, 28mm da 32mm.
Aikin | GFRP Bars | Sanda mai raɗaɗi (OD/ID) | |||||||
Aiki/Model | BHZ18 | BHZ20 | BHZ22 | BHZ25 | BHZ28 | BHZ32 | BH25 | BH28 | BH32 |
Diamita | 18 | 20 | 22 | 25 | 28 | 32 | 25/12 | 25/12 | 32/15 |
Alamun fasaha masu zuwa ba su da ƙasa | |||||||||
Karfin jijjiga jikin sanda (KN) | 140 | 157 | 200 | 270 | 307 | 401 | 200 | 251 | 313 |
Ƙarfin ɗaure (MPa) | 550 | 550 | 550 | 550 | 500 | 500 | 550 | 500 | 500 |
Ƙarfin ƙarfi (MPa) | 110 | 110 | |||||||
Modulus na elasticity (GPa) | 40 | 20 | |||||||
Ƙarshen juzu'i (%) | 1.2 | 1.2 | |||||||
Ƙarfin ƙwaya (KN) | 70 | 75 | 80 | 90 | 100 | 100 | 70 | 100 | 100 |
Ƙarfin ɗaukar hoto (KN) | 70 | 75 | 80 | 90 | 100 | 100 | 90 | 100 | 100 |
Bayani: Sauran buƙatun yakamata su bi tanadin ma'aunin masana'antu JG/T406-2013 "Glass Fiber Reinforced Plastic for Civil Engineering"
Fasahar Sadarwa
1. Injiniyan Geotechnical tare da fasahar tallafi na GFRP
Tunnel, gangara da jirgin karkashin kasa ayyukan za su unsa geotechnical anchoring, anchoring sau da yawa amfani da high tensile ƙarfi karfe a matsayin anga sanduna, GFRP mashaya a cikin dogon lokaci matalauta geological yanayi da kyau lalata juriya, GFRP bar maimakon karfe anga sanduna ba tare da bukatar lalata magani, high tensile ƙarfi, haske nauyi da kuma sauki yi amfani da, a lokacin da kafuwa da kuma GF. sanduna don ayyukan geotechnical. A halin yanzu, ana ƙara amfani da sandunan GFRP azaman sandunan anga a aikin injiniyan geotechnical.
2. GFRP mashaya mai kaifin basira fasaha sa ido
Fiber grating na'urori masu auna firikwensin suna da fa'idodi da yawa na musamman akan na'urori masu auna firikwensin gargajiya, kamar sauƙi mai sauƙi na kan mai ji, ƙaramin girman, nauyi mai sauƙi, maimaituwa mai kyau, tsangwama mai ƙarfi na lantarki, babban hankali, siffa mai canzawa da ikon dasa a cikin mashaya GFRP a cikin tsarin samarwa. LU-VE GFRP Smart Bar shine haɗuwa da sandunan LU-VE GFRP da na'urori masu auna firikwensin fiber, tare da ɗorewa mai kyau, ƙimar rayuwa mai kyau da halayen canja wuri mai ma'ana, wanda ya dace da aikin injiniyan farar hula da sauran filayen, gami da gini da sabis a ƙarƙashin matsanancin yanayin muhalli.
3. Garkuwa cuttable kankare ƙarfafa fasaha
Domin toshe kutsawar ruwa ko ƙasa a ƙarƙashin aikin matsi na ruwa saboda cirewar wucin gadi na ƙarfafa ƙarfe a cikin siminti a cikin tsarin shingen jirgin karkashin kasa, a wajen bangon da ke tsayawa ruwa, dole ne ma'aikata su cika ƙasa mai yawa ko ma fara'a. Irin wannan aiki ba shakka yana ƙara ƙarfin aiki na ma'aikata da kuma lokacin sake zagayowar rami na karkashin kasa. Magani shine a yi amfani da kejin mashaya na GFRP maimakon kejin ƙarfe, wanda za'a iya amfani dashi a cikin simintin tsarin ƙarshen shingen jirgin karkashin kasa, ba wai kawai ƙarfin ɗaukar nauyi zai iya biyan buƙatun ba, amma kuma saboda gaskiyar cewa GFRP bar kankare tsarin yana da fa'ida cewa ana iya yanke shi a cikin injin garkuwa (TBMs) yana ratsa shingen, yana kawar da buƙatar fitar da ma'aikata da sauri da sauri da sauri don shiga cikin ma'aikata. gini da aminci.
4. Fasahar aikace-aikacen layin GFRP mashaya ETC
Hanyoyin ETC da suka wanzu suna wanzuwa a cikin asarar bayanan fasfo, har ma da cirewa akai-akai, tsangwama maƙwabta, yawan loda bayanan ciniki da gazawar ciniki, da dai sauransu, yin amfani da sandunan GFRP maras maganadisu da mara amfani maimakon ƙarfe a cikin pavement na iya rage wannan al'amari.
5. GFRP mashaya ci gaba da ƙarfafa shingen kankare
Ci gaba da ƙarfafa pavement na kankare (CRCP) tare da tuƙi mai daɗi, ƙarfin ɗaukar nauyi, dorewa, sauƙi mai sauƙi da sauran fa'idodi masu mahimmanci, amfani da sandunan ƙarfafa fiber na gilashin (GFRP) maimakon ƙarfe da aka yi amfani da shi zuwa wannan tsarin shimfidar wuri, duka biyu don shawo kan rashin lahani na sauƙi lalata na ƙarfe, amma kuma don kula da fa'idodin ci gaba da ƙarfafa shingen kankare a cikin tsarin, amma kuma yana rage fa'idodin da ke cikin ginin.
6. Fall da hunturu GFRP mashaya anti-CI kankare fasahar aikace-aikace
Saboda abin da ya zama ruwan dare gama gari na kankara a lokacin hunturu, cire ƙanƙara daga gishiri yana ɗaya daga cikin mafi tattalin arziki da inganci, kuma ions chloride sune manyan abubuwan da ke haifar da lalata ƙarfin ƙarfe a cikin shingen siminti. Yin amfani da kyakkyawan juriya na lalata sanduna na GFRP maimakon karfe, na iya ƙara rayuwar shimfidar.
7. GFRP mashaya marine kankare fasahar ƙarfafawa
Lalacewar chloride na ƙarfafa ƙarfe shine mafi mahimmancin al'amari da ke shafar dorewar sifofin simintin gyare-gyare a cikin ayyukan teku. Tsarin katako mai girma-span da aka saba amfani da shi a tashar tashar jiragen ruwa, saboda nauyin kansa da kuma babban nauyin da yake ɗauka, yana fuskantar manyan lokuta masu lanƙwasa da ƙarfi a cikin ɓangarorin tsayin daka da kuma tallafi, wanda hakan ke haifar da tsagewa. Sakamakon aikin ruwan teku, waɗannan sandunan ƙarfafawa na gida za a iya lalata su cikin ɗan gajeren lokaci, wanda ke haifar da raguwar ƙarfin ɗaukar nauyin tsarin gaba ɗaya, wanda ke shafar yadda ake amfani da ruwa na yau da kullun ko ma faruwar haɗari na aminci.
Aiwatar da aikace-aikacen: bangon teku, tsarin ginin bakin ruwa, tafkin ruwa, ruwa na wucin gadi, tsarin karya ruwa, tashar ruwa mai iyo
da dai sauransu.
8. Sauran aikace-aikace na musamman na sandunan GFRP
(1) Anti-electromagnetic tsoma baki aikace-aikace na musamman
Filin jirgin sama da kayan aikin soja na na'urori masu tsangwama na radar, wuraren gwajin kayan aikin soja masu mahimmanci, bangon kankare, sashin kiwon lafiya na kayan aikin MRI, geomagnetic observatory, gine-ginen makaman nukiliya, hasumiya na umarni na filin jirgin sama, da sauransu, ana iya amfani da su maimakon sandunan ƙarfe, sandunan tagulla, da dai sauransu GFRP sanduna azaman kayan ƙarfafawa don kankare.
(2) Masu haɗin bangon Sandwich
Fannin bangon bangon sanwici da aka riga aka rigaya ya ƙunshi siminti na gefen siminti guda biyu da wani rufin insulating a tsakiya. Tsarin ya ɗauki sabon ƙaddamar da OP-SW300 gilashin fiber fiber ƙarfafa abubuwan haɗakarwa (GFRP) ta hanyar allon rufewa na thermal don haɗa bangarorin simintin gefe guda biyu tare, yin bangon rufin thermal gaba ɗaya kawar da gadoji masu sanyi a cikin ginin. Wannan samfurin ba wai kawai yana amfani da ƙarancin zafin jiki na tendons na LU-VE GFRP ba, har ma yana ba da cikakkiyar wasa ga tasirin haɗin bangon sanwici.