Ọmụmụ na Àgwà Mgbasawanye Layered nke Carbon Fiber Reinforced Composite Laminates Sheet

Usoro na injinia - Ngụkọta ọnụọgụ na nyocha data
Mekaniki na injinia - Ngụkọta ọnụọgụ na nyocha data 2019 Ọzụzụ Ọmụmụ, Eprel 19-21, 2019, Beijing
Eprel 19-21, 2019, Beijing, China

Ọmụmụ na Àgwà Mgbasawanye Layered nke Carbon Fiber Reinforced Composite Laminates Sheet

Gong Yu^1*, Wang Yana², Peng Lei³, Zhao Libin⁴, Zhang Jianyu¹

¹Mahadum Chongqing, Chongqing, 400044, China
²Ụlọ ọrụ nyocha nke ụgbọ elu nke China, ụlọ ọrụ nyocha ihe gbasara ikuku, Beijing, 100095, China
³China Commercial Aircraft Beijing Civil Aircraft Technology Research Center, Beijing, 102211, China
⁴Mahadum Beijing nke Aeronautics na Astronautics, Beijing, 100191, China

AbstractNhazi laminate bụ otu n'ime nhazi ngwakọta nke a na-ejikarị eme ihe maka ihe mejupụtara, mana delamination na-aghọ ọnọdụ ọdịda ya bụ isi n'ihi njirimara interlaminar na-adịghị ike. Nchọpụta banyere multi-layer laminate stratification na omume mgbasawanye nke a na-ejikarị eme ihe na injinịa bụ isiokwu na-ekpo ọkụ mgbe niile maka ndị ọkà mmụta. N'ime akwụkwọ a, a na-ewebata nsonaazụ nyocha nke eriri carbon na-emesi ike delamination mejupụtara na Mahadum Chongqing na Mahadum Beijing nke Aeronautics na Astronautics Fatigue Fracture Laboratory sitere n'akụkụ abụọ nke nyocha nnwale na simulation ọnụọgụ. N'ikpeazụ, a na-atụ anya ntụziaka mmepe nke ubi.

Okwu:eriri carbon mesiri ike mejupụtara, laminate, delamination, ike ọgwụgwụ stratification

okwu mmeghe

Ngwakọta ngwakọta nwere ihe ndị mara mma dị ka ike dị elu dị elu na isi ike dị elu, ma ejiriwo ya mee ihe na mbara igwe, nkà na ụzụ ike, na njem obodo na ihe owuwu. N'oge nhazi na iji ihe mejupụtara, eriri na matriks ga-enweta ogo dị iche iche nke mmebi n'okpuru ibu. Ụdị ọdịda a na-ahụkarị maka laminates mejupụtara gụnyere mmebi interlayer na mmebi n'ime ọkwa. N'ihi enweghị mkwado na ọkpụrụkpụ direction, mpụta n'ibu akụrụngwa nke laminate adịghị mma, na delamination mebiri emebi nke ukwuu nwere ike ime n'okpuru ibu mmetụta mpụga. Ihe omume na mgbasawanye nke mmebi mebiri emebi ga-eduga n'ịbelata nkwụsi ike na ike nhazi, na ọbụna kpatara ọdachi dị egwu.^[1-3]. Ya mere, nsogbu nke delamination na-enwekwu nchegbu site na nhazi nhazi na ike nyocha nke ihe ndị mejupụtara, ọ dịkwa mkpa ka ị mụọ omume mgbasawanye nke oyi akwa nke ihe ndị mejupụtara.^[4].

Nyocha banyere omume mgbasawanye oyi akwa nke laminate
1. Ọmụmụ nnwale

Ịdị ike mgbaji interlaminar bụ njirimara njirimara nke akụrụngwa n'etiti akwa ndị mejupụtara. E hiwela ụkpụrụ ule dabara adaba maka mkpebi siri ike mgbaji interlaminar nke Ụdị I, Ụdị II na I/II ngwakọ unidirectional laminates. A na-egosipụta ngwa ule kwekọrọ na Figure 1. Otú ọ dị, a na-ejikarị laminates multi-directional nke ihe mgbagwoju anya eme ihe na nhazi nhazi n'ezie. Ya mere, ihe omumu ihe omumu banyere stratification na mmebawanye omume nke multi-directional laminates nwere ihe omuma ihe omuma na uru injinia. Mmalite na mgbasawanye nke oyi akwa nke multi-layer na-eme n'etiti oghere ndị nwere akụkụ nkuku aka ike, na omume mgbasawanye nke oyi akwa dị nnọọ iche na nke laminates unidirectional, na usoro mgbasawanye dị mgbagwoju anya. Ndị na-eme nchọpụta enwebeghị ọmụmụ nnwale ole na ole na laminates multidirectional, na mkpebi siri ike nke interlaminar eguzobebeghị ụkpụrụ mba ụwa. Ndị otu nyocha ahụ jiri T700 na T800 carbon fiber chepụta ụdị laminates dị iche iche nwere akụkụ okirikiri dị iche iche, wee mụọ mmetụta nke akụkụ okirikiri nhọrọ ukwuu na njikọ eriri na omume delamination static na ike ọgwụgwụ. Achọpụtala na eriri eriri nke e hibere site na nsọtụ nke oyi akwa na-enwe mmetụta dị ukwuu na ike mgbaji interlaminar. Ka stratification na-agbasawanye, ike mgbaji interlaminar ga-eji nwayọọ nwayọọ na-abawanye site na uru mbụ dị ala, na mgbe stratification ahụ ruru ogologo ogologo, ọ na-erute uru kwụsiri ike, ya bụ, ihe mgbagwoju anya R na-eguzogide. Ihe ike mgbaji mbụ nke interlayer fọrọ nke nta ka ọ hà nhata na ihe dịka mgbaji siri ike nke resin, nke dabere na mgbaji siri ike nke matriks n'onwe ya.^{[5, 6]}. Agbanyeghị, ụkpụrụ ndọtị ịdị ike nke interlaminar dị iche iche dị iche iche dị iche iche. A na-ewepụta ndabere akụkụ oyi akwa interface dị mkpa. Na nzaghachi na ndabere a, Zhao et al.^[5]dabere na usoro anụ ahụ nke stratified eguzogide isi iyi, a na-ewere na interlaminar mgbaji siri ike kwụsie ike uru mejupụtara akụkụ abụọ, otu akụkụ bụ mgbaji ọrụ nke na-enweghị njikọ oyi akwa interface, na akụkụ nke ọzọ bụ intralayer mmebi na eriri. Ọrụ mgbaji na-akpata site na ijikọta. Site na njedebe njedebe nke mpaghara nrụgide n'ihu nke Layered n'ihu, a na-achọpụta na akụkụ nke abụọ nke ọrụ mgbaji na-adabere na omimi nke mpaghara mmebi n'ihu delamination (dị ka e gosiri na Figure 3), na omimi nke mpaghara mmebi ahụ bụ nke kwekọrọ na interface layup angle. A na-ewepụta ihe atụ nke ụdị mgbaji siri ike nke uru nkwụsi ike nke arụrụ arụ ọrụ nke akụkụ oyi akwa interface gosipụtara.
Gong et al.^[7]Emere ule I/II ngwakọ stratification n'okpuru oke ngwakọta dị iche iche, wee chọpụta na stratification nke I/II na laminate nwekwara njirimara mgbochi mgbochi R. Site na nyocha nke mgbawa siri ike n'etiti mpempe ule dị iche iche, a na-achọpụta na uru mbụ na uru kwụsiri ike nke mgbagwoju anya interlaminar nke mpempe ule na-abawanye nke ukwuu na mmụba nke ngwakọta ngwakọta. Na mgbakwunye, ike mgbaji mbụ na kwụsiri ike nke interlayer n'okpuru oke agwakọta dị iche iche nwere ike ịkọwa site na akara BK.
N'ihe gbasara ike ọgwụgwụ ike ọgwụgwụ, a hụkwara nnukwu eriri eriri n'oge ule ahụ. Site na nyocha nke data ule, achọpụtara na ike ọgwụgwụ delamination mgbasa nke ihe mejupụtara na-emetụta "mgbochi mgbochi", nke mere na omenala ike ọgwụgwụ stratification ọnụego ọnụego na ọnụ ahịa adịghịzi ọdabara. Na ndabere nke usoro nyocha, Zhang na Peng^[4,8,9]webatara mgbaba nkwụsi ike ike ọgwụgwụ iji gosipụta ike a chọrọ maka mgbasawanye ike ọgwụgwụ nke ihe ndị mejupụtara, ma tụpụtakwa n'ihu n'ịtụle ike nhịahụ ahụ. Ọnụego ntọhapụ bụ ụdị ọnụego mgbasawanye ike ọgwụgwụ na uru ọnụ ụzọ nke akara njikwa. Nnwale enyochala ịdị adị nke ihe nlere ahụ na oke ọnụ ụzọ ahaziri ahazi. Ọzọkwa, Zhao et al.^[3]nke a tụlere nke ọma mmetụta nke eriri eriri eriri, oke nrụgide na oke ngwakọta ibu na ike ọgwụgwụ na omume mgbasawanye, wee guzobe ụdị ike ọgwụgwụ na-eme ka ọ dị mma na-elele ọnụego mmụba n'ịtụle mmetụta nke oke nrụgide. Achọpụtara izi ezi nke ihe nlereanya ahụ site na nnwale stratification ike ọgwụgwụ nwere oke nrụgide dị iche iche yana oke agwakọta. Maka ọnụọgụ anụ ahụ nke ike ọgwụgwụ gbatịrị agbatị mgbasawanye n'ụdị ọnụego mgbasawanye nke ike ike nkịtị, Gong et al.^[1]merie adịghị ike nke usoro ngụkọ nke nwere ike nweta naanị mmachi discrete data site nnwale, na guzosie ike ike ọgwụgwụ si ike ele. Nlere nyocha maka ngụkọ nke nguzogide agbatị ogologo. Ihe nlereanya ahụ nwere ike ịghọta ọnụọgụ ọnụọgụ ike nke ike ọgwụgwụ na nguzogide mgbasa, ma nye nkwado echiche maka itinye n'ọrụ nke a na-atụ aro ka ike gwụ ike agwụ agwụ.

Onyonyo 1 eserese ngwaọrụ ule agbadoro anya

Ọgụgụ 2 Mgbaji n'etiti oyi akwa siri ike R mgbochi mgbochi^[5]


Ọgụgụ 3 Mpaghara mmebi akụkụ na-eduga n'ihu yana morphology gbatịrị agbatị^[5]

2. Ọmụmụ ịme anwansị ọnụọgụgụ

Ntugharị ọnụọgụgụ nke mgbasawanye oyi akwa bụ ọdịnaya nyocha dị mkpa n'ọhịa nhazi nhazi ihe mejupụtara. Mgbe ị na-ebu amụma ọdịda nke delamination nke ihe mejupụtara unidirectional laminates, usoro mgbasawanye stratification dị adị na-ejikarị ike mgbaji interlaminar mgbe niile dị ka ihe njiri arụ ọrụ bụ isi.^[10], site n'ịtụle mgbawa n'ọnụ ume ntọhapụ ọnụego na interlaminar mgbaji siri ike. Ogo iji chọpụta ma ọ bụrụ na oyi akwa na-agbasa. Usoro ọdịda nke laminates multidirectional dị mgbagwoju anya^[11,12], nke a na-eji ihe mgbagwoju anya R dị ịrịba ama^[5,13]. Usoro mgbasawanye nke dị ugbu a anaghị eburu n'uche njirimara a ma ghara itinye aka na ịme anwansị nke omume delamination nke eriri nwere eriri multidirectional bridged. Gong et al.^{[10, 13]}kwalitere njirisi mgbasawanye nke dị adị ma tụpụta iwebata usoro nguzogide R n'ime njirisi, ma dabere na nke a, guzobe ụkpụrụ mgbasawanye nke ọma na-atụle mmetụta nke ijikọ eriri. A na-enyocha nkọwapụta na ojiji nke otu bilinear constitutive cohesive unit n'usoro site na usoro ọnụọgụgụ, gụnyere isi ike interface nke mbụ, ike interface, ọnụọgụ viscosity na ọnụ ọgụgụ kacha nta nke ihe ndị dị na mpaghara ike jikọtara ọnụ. E hiwere ihe nlere anya otu ihe jikọrọ ọnụ. N'ikpeazụ, a na-enyocha ịdị irè na itinye n'ọrụ nke njirisi mgbasawanye oyi akwa ka mma yana ụdị paramita otu nkeji jikọtara ọnụ site na nnwale stratification static. Agbanyeghị, enwere ike iji njirisi emelitere emelitere naanị maka ịme anwansị nwere otu akụkụ n'ihi ndabere ọnọdụ ọ bụghị maka ndọtị ọkwa abụọ ma ọ bụ atọ. Iji dozie nsogbu a, onye odee ahụ tụpụtara n'ihu n'ihu na-atụpụta ike ọhụrụ trilinear cohesive constitutive na-atụle eriri eriri.^[14]. Mmekọrịta mejupụtara dabara n'usoro mgbagwoju anya nke mgbasawanye oyi akwa site na nlegharị anya n'ile anya, ma nwee uru nke paramita dị mfe na nkọwa anụ ahụ doro anya.
Tụkwasị na nke ahụ, iji mee ka ọ dị mma n'ụzọ ziri ezi ihe omume ọpụpụ nke na-emekarị na usoro stratification nke multi-directional laminates.^[11,12], Zhao et al.^[11,12]tụpụtara ụkpụrụ nduzi ụzọ mgbape nke dabere na mmewere nwere njedebe agbatịkwuru, na-eme ka atụmatụ pụrụ iche. Mbugharị ọkwa ọkwa n'ule stratification mejupụtara. N'otu oge ahụ, a na-atụpụta ụdị mgbasawanye nke oyi akwa maka omume mgbasawanye nke zigzag n'akụkụ 90°/90° Layered interface, nke na-egosipụta nke ọma omume mgbasawanye oyi akwa nke interface 90°/90°.

Ọgụgụ 4 Ntugharị ọnụọgụgụ nke mbugharị oyi akwa yana nsonaazụ nnwale^[15]

Mmechi

Akwụkwọ a na-elekwasị anya na nsonaazụ nyocha nke otu a na ngalaba nke ihe mejupụtara laminate delamination. Akụkụ nnwale ndị a na-agụnyekarị mmetụta nke akụkụ okirikiri nhọrọ ukwuu yana njikọ eriri na omume mgbasawanye nke ike ọgwụgwụ na static. Site na ọnụ ọgụgụ dị ukwuu nke nyocha nyocha, a na-achọpụta na usoro nkwụsị nke laminate multi-directional nke ihe ndị mejupụtara dị mgbagwoju anya. Mkpịsị eriri eriri bụ usoro siri ike na-emekarị nke laminates multidirectional, nke bụ isi ihe kpatara mgbaji R-resistance nke ike mgbaji interlaminar. Ka ọ dị ugbu a, ọmụmụ ihe nguzogide R n'okpuru stratification II adịchaghị ụkọ ma chọọ nyocha ọzọ. Malite site na usoro ọdịda, a na-atụpụta ụdị ike ọgwụgwụ nke ike ọgwụgwụ gụnyere ihe dị iche iche na-emetụta, nke bụ ntụziaka nke nchọpụta ike ọgwụgwụ. N'ihe gbasara ịme anwansị ọnụọgụgụ, ndị otu nyocha ahụ tụpụtara ụkpụrụ mgbasawanye ọkwa ọkwa ka mma yana ụdị nchikota ọnụ iji tụlee mmetụta nke njide eriri na omume mgbasawanye agbapụrụ agbachapụ. Tụkwasị na nke ahụ, a na-eji mmewere njedebe gbatịrị agbatị iji mee ka ọ dị mma ịmegharị ihe ngosi mbugharị ọkwa ọkwa. Usoro a na-ewepụ mkpa nkewa nke ọma nke cell, na-ewepụ nsogbu ndị metụtara mesh re-nkewa. Ọ nwere uru pụrụ iche na ịmegharị stratification nke ụdị aka ike, yana nyocha ngwa injinia ọzọ nke usoro a chọrọ n'ọdịnihu.^[16].

Ntụaka

[1] Y Gong, L Zhao, J Zhang, N Hu. Ihe atụ ọhụrụ maka ịchọpụta ike ọgwụgwụ delamination ike ọgwụgwụ na ihe mejupụtara laminates site n'echiche nke ike. Compos Sci Technol 2018; 167: 489-96 .
[2] L Zhao, Y Wang, J Zhang, Y Gong, N Hu, N Li. Ihe nlereanya dabere na XFEM maka ịmegharị uto zigzag delamination n'ime ihe ndị nwere laminated n'okpuru ọnọdụ m na-ebu. Compos Struct 2017; 160: 1155-62 .
[3] L Zhao, Y Gong, J Zhang, Y Wang, Z Lu, L Peng, N Hu. Nkọwa ọhụụ nke omume uto ike ọgwụgwụ na CFRP multidirectional laminates. Compos Sci Technol 2016; 133:79-88.
[4] L Peng, J Zhang, L Zhao, R Bao, H Yang, B Fei. Mode I delamination uto nke multidirectional composite laminates n'okpuru loading ike ọgwụgwụ. J Compos Mater 2011; 45: 1077-90.
[5] L Zhao, Y Wang, J Zhang, Y Gong, Z Lu, N Hu, J Xu. Ihe nlere dabere na interface nke mgbaji mgbaji dị larịị na multidirectional CFRP laminates n'okpuru ọnọdụ m na-ebu. Ihe mejupụtara Nkebi B: Injinia 2017; 131: 196-208.
[6] L Zhao, Y Gong, J Zhang, Y Chen, B Fei. Ịme anwansị nke uto delamination na multidirectional laminates n'okpuru ọnọdụ I na ọnọdụ agwakọta I/II na-eji ihe jikọrọ ọnụ. Compos Struct 2014; 116: 509-22.
[7] Y Gong, B Zhang, L Zhao, J Zhang, N Hu, C Zhang. Omume R-curve nke ụdị agwakọta I/II delamination na carbon/epoxy laminates nwere unidirectional na multidirectional interfaces. Compos Struct 2019. (N'okpuru Nyochaa).
[8] L Peng, J Xu, J Zhang, L Zhao. Ngwakọta ụdị delamination uto nke multidirectional composite laminates n'okpuru loading ike ọgwụgwụ. Eng Fract Mech 2012; 96: 676-86 .
[9] J Zhang, L Peng, L Zhao, B Fei. Ọnụego uto delamination ike ọgwụgwụ na ọnụ ụzọ nke laminates mejupụtara n'okpuru nbudata ụdị agwakọtara. Int J ike ọgwụgwụ 2012; 40:7-15.
[10] Y Gong, L Zhao, J Zhang, Y Wang, N Hu. Nka ntọlite ​​mgbasa ozi nke gụnyere mmetụta nke eriri eriri maka delamination nke ụdị I/II agwakọtara na CFRP multidirectional laminates. Compos Sci Technol 2017; 151: 302-9.
[11] Y Gong, B Zhang, SR Hallett. Mbugharị nke delamination na multidirectional composite laminates n'okpuru ọnọdụ m quasi-static na ike ọgwụgwụ loading. Compos Struct 2018; 189: 160-76 .
[12] Y Gong, B Zhang, S Mukhopadhyay, SR Hallett. Nleba anya na-akwagharị delamination na multidirectional laminates n'okpuru ọnọdụ II static na ike ọgwụgwụ loading, na tụnyere mode I. Compos Struct 2018; 201: 683-98 .
[13] Y Gong, L Zhao, J Zhang, N Hu. Ụkpụrụ iwu ike emelitere maka mgbasawanye nke delamination na-enwe mmetụta nke nnukwu eriri eriri n'ime laminates multidirectional mejupụtara. Compos Struct 2018; 184: 961-8 .
[14] Y Gong, Y Hou, L Zhao, W Li, G Yang, J Zhang, N Hu. Ihe atụ mpaghara jikọrọ ọnụ ọnụ ụzọ atọ kwụ ọtọ maka uto delamination na DCB laminates nwere mmetụta nke eriri eriri. Compos Struct 2019. (A ga-edozi)
[15] L Zhao, J Zhi, J Zhang, Z Liu, N Hu. XFEM simulation nke delamination na laminates mejupụtara. Ihe mejupụtara akụkụ A: Sayensị etinyere na nrụpụta 2016; 80: 61-71 .
[16] Zhao Libin, Gong Yu, Zhang Jianyu. Ọganihu nyocha na omume mgbasawanye nke ọma nke laminates mejuputara eriri. Akwụkwọ akụkọ Sayensị Aeronautical 2019: 1-28.

Isi mmalite:Gong Yu, Wang Yana, Peng Lei, Zhao Libin, Zhang Jianyu.Study on stratified mgbasa omume nke elu carbon eriri mesikwuru composite laminates[C]. Mekaniki na Injinia - Mgbakọ ọnụọgụ na nyocha data 2019 Ọgbakọ Ọmụmụ. Otu ndị China nke Mechanics, Beijing Mechanics Society, 2019. site na ixueshu