Sandunan Polymer Masu Ƙarfafawa na Fiberglass
Gabatarwa Cikakkiya
Haɗaɗɗun kayan haɗin fiber (FRP) a cikin aikace-aikacen injiniyan jama'a a cikin mahimmancin "matsalolin dorewar tsari da kuma a wasu yanayi na musamman na aiki don yin wasa da halayensa masu sauƙi, ƙarfi mai yawa, da kuma anisotropic," tare da matakin fasahar aikace-aikace na yanzu da yanayin kasuwa, ƙwararrun masana masana'antu sun yi imanin cewa aikace-aikacensa zaɓi ne. A cikin tsarin simintin ƙarfe na shingen shinge, gangaren babban titin mota da tallafin rami, juriya ga zaizayar sinadarai da sauran fannoni ya nuna kyakkyawan aikin aikace-aikace, wanda sashin ginin ya karɓa da yawa.
Bayanin Samfuri
Diamita na asali ya kama daga 10mm zuwa 36mm. Ana ba da shawarar diamita na asali ga sandunan GFRP su ne 20mm, 22mm, 25mm, 28mm da 32mm.
| Aiki | Sandunan GFRP | Sanda mai rami (OD/ID) | |||||||
| Aiki/Samfuri | BHZ18 | BHZ20 | BHZ22 | BHZ25 | BHZ28 | BHZ32 | BH25 | BH28 | BH32 |
| diamita | 18 | 20 | 22 | 25 | 28 | 32 | 25/12 | 25/12 | 32/15 |
| Alamomin fasaha masu zuwa ba su ƙasa da haka ba | |||||||||
| Ƙarfin juriya na sanda (KN) | 140 | 157 | 200 | 270 | 307 | 401 | 200 | 251 | 313 |
| Ƙarfin taurin kai (MPa) | 550 | 550 | 550 | 550 | 500 | 500 | 550 | 500 | 500 |
| Ƙarfin yankewa (MPa) | 110 | 110 | |||||||
| Modulus na elasticity (GPa) | 40 | 20 | |||||||
| Mafi girman nauyin taurin kai (%) | 1.2 | 1.2 | |||||||
| Ƙarfin gyada mai ƙarfi (KN) | 70 | 75 | 80 | 90 | 100 | 100 | 70 | 100 | 100 |
| Ƙarfin ɗaukar faletin (KN) | 70 | 75 | 80 | 90 | 100 | 100 | 90 | 100 | 100 |
Bayani: Sauran buƙatu ya kamata su bi tanadin ma'aunin masana'antu na JG/T406-2013 "Flastik ɗin Gilashin da aka ƙarfafa don Injiniyan Jama'a"
Fasahar Aikace-aikace
1. Injiniyan ƙasa tare da fasahar tallafawa GFRP
Ayyukan rami, gangara da kuma ayyukan jirgin ƙasa na ƙarƙashin ƙasa za su haɗa da anga na ƙasa, anga galibi ana amfani da ƙarfe mai ƙarfi a matsayin sandunan anga, sandar GFRP a cikin mummunan yanayin ƙasa na dogon lokaci tana da juriya mai kyau ga tsatsa, sandar GFRP maimakon sandunan anga na ƙarfe ba tare da buƙatar maganin tsatsa ba, ƙarfin tazara mai yawa, nauyi mai sauƙi da sauƙin ƙera, fa'idodin sufuri da shigarwa, a halin yanzu, ana ƙara amfani da sandar GFRP a matsayin sandunan anga don ayyukan fasaha na ƙasa. A halin yanzu, ana amfani da sandunan GFRP a matsayin sandunan anga a injiniyan fasaha na ƙasa.
2. Fasaha mai sa ido ta GFRP mai amfani da kanta
Na'urorin firikwensin firikwensin suna da fa'idodi da yawa na musamman fiye da na'urorin firikwensin ƙarfi na gargajiya, kamar tsarin mai sauƙi na kan abin ji, ƙaramin girma, nauyi mai sauƙi, maimaituwa mai kyau, tsangwama ta hana lantarki, babban ji, siffar da ba ta canzawa da kuma ikon dasawa cikin sandar GFRP a cikin tsarin samarwa. LU-VE GFRP Smart Bar haɗin sandunan LU-VE GFRP ne da na'urori masu firikwensin firikwensin firikwensin firikwensin firikwensin, tare da kyakkyawan juriya, kyakkyawan ƙimar rayuwa ta turawa da halayen canja wurin damuwa mai mahimmanci, wanda ya dace da injiniyan farar hula da sauran fannoni, da kuma gini da sabis a ƙarƙashin mawuyacin yanayi na muhalli.
3. Fasahar ƙarfafa siminti mai iya yanke garkuwa
Domin toshe shigar ruwa ko ƙasa ƙarƙashin matsin lamba na ruwa saboda cire ƙarfen ƙarfe da aka yi da siminti a cikin tsarin kewayen jirgin ƙasa, a wajen bangon da ke hana ruwa shiga, dole ne ma'aikatan su cika wani ƙasa mai yawa ko ma siminti mai sauƙi. Babu shakka irin wannan aikin yana ƙara ƙarfin aiki ga ma'aikata da lokacin zagayowar haƙa ramin ƙarƙashin ƙasa. Mafita ita ce amfani da kejin sandar GFRP maimakon kejin ƙarfe, wanda za a iya amfani da shi a cikin tsarin siminti na ƙarshen katangar jirgin ƙasa, ba wai kawai ƙarfin ɗaukar kaya zai iya cika buƙatun ba, har ma saboda gaskiyar cewa tsarin simintin sandar GFRP yana da fa'idar cewa ana iya yanke shi a cikin injin garkuwa (TBMs) da ke ratsa katangar, wanda hakan ke kawar da buƙatar ma'aikata su shiga da fita daga katangar aiki akai-akai, wanda zai iya hanzarta saurin gini da aminci.
4. Fasahar aikace-aikacen layin GFRP da sauransu
Akwai layukan ETC da ke akwai a cikin asarar bayanan wucewa, har ma da raguwa akai-akai, tsangwama a kan hanya, loda bayanan ciniki akai-akai da gazawar ciniki, da sauransu, amfani da sandunan GFRP marasa maganadisu da marasa jagoranci maimakon ƙarfe a kan titin jirgin ƙasa na iya rage wannan lamari.
5. Titin siminti mai ƙarfi mai ci gaba da GFRP
Layin siminti mai ƙarfi akai-akai (CRCP) tare da sauƙin tuƙi, ƙarfin ɗaukar kaya mai yawa, mai ɗorewa, sauƙin gyarawa da sauran fa'idodi masu mahimmanci, amfani da sandunan ƙarfafa zare na gilashi (GFRP) maimakon ƙarfe da aka shafa wa wannan tsarin shimfidar bene, duka don shawo kan rashin amfanin sauƙin tsatsa na ƙarfe, amma kuma don kiyaye fa'idodin shimfidar siminti mai ƙarfi akai-akai, amma kuma don rage damuwa a cikin tsarin shimfidar bene.
6. Fasahar amfani da siminti ta GFRP ta kaka da hunturu
Saboda yadda ake yawan samun ƙanƙarar kan hanya a lokacin hunturu, rage gishiri yana ɗaya daga cikin hanyoyin da suka fi araha da inganci, kuma ions na chloride sune manyan abubuwan da ke haifar da tsatsa ta ƙarfe mai ƙarfi a cikin shimfidar siminti mai ƙarfi. Amfani da kyakkyawan juriya ga tsatsa na sandunan GFRP maimakon ƙarfe, na iya ƙara tsawon rayuwar shimfidar.
7. Fasahar ƙarfafa siminti ta GFRP ta ruwa
Tsatsar ƙarfe mai ƙarfi da sinadarin chloride ke yi shi ne babban abin da ke shafar dorewar gine-ginen siminti masu ƙarfi a ayyukan ƙasashen waje. Tsarin girder-slab mai girman faɗi wanda galibi ake amfani da shi a tashoshin jiragen ruwa, saboda nauyinsa da kuma babban nauyin da yake ɗauka, yana fuskantar manyan lokutan lanƙwasawa da ƙarfin yankewa a cikin tsawon girder mai tsayi da kuma a kan tallafi, wanda hakan ke haifar da fashewar abubuwa. Saboda aikin ruwan teku, waɗannan sandunan ƙarfafawa na gida za su iya lalacewa cikin ɗan gajeren lokaci, wanda ke haifar da raguwar ƙarfin ɗaukar kaya na tsarin gabaɗaya, wanda ke shafar amfani da tashar jiragen ruwa na yau da kullun ko ma faruwar haɗurra na aminci.
Tsarin aikace-aikacen: bangon teku, tsarin ginin bakin teku, tafkin kamun kifi, reef na wucin gadi, tsarin hutun ruwa, tashar jiragen ruwa mai iyo
da sauransu.
8. Sauran aikace-aikace na musamman na sandunan GFRP
(1) Aikace-aikacen musamman na tsangwama na lantarki
Ana iya amfani da na'urorin hana tsangwama a filin jirgin sama da na sojoji, wuraren gwajin kayan aikin soja masu mahimmanci, bangon siminti, sashin kula da lafiya kayan aikin MRI, wurin lura da geomagnetic, gine-ginen haɗakar makaman nukiliya, hasumiyoyin umarnin filin jirgin sama, da sauransu, maimakon sandunan ƙarfe, sandunan tagulla, da sauransu. Sandunan GFRP a matsayin kayan ƙarfafawa don siminti.
(2) Haɗa bangon sanwic ɗin
Bangon bangon da aka yi wa ado da sanwic mai rufi ya ƙunshi bangarori biyu na siminti da kuma wani Layer mai rufi a tsakiya. Tsarin ya ɗauki sabbin haɗin OP-SW300 na gilashin fiber mai ƙarfafawa (GFRP) ta hanyar allon rufin zafi don haɗa bangarorin gefen siminti guda biyu tare, wanda hakan ke sa bangon rufin zafi ya kawar da gadoji masu sanyi gaba ɗaya a cikin ginin. Wannan samfurin ba wai kawai yana amfani da yanayin da ba ya haifar da zafi na jijiyoyin LU-VE GFRP ba, har ma yana ba da cikakken tasiri ga haɗin bangon sandwich.







