?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ANALISIS+TEGANGAN+PADA+SILINDER+FGM+BERLAPIS+DENGAN+PENDEKATAN%0D%0ANUMERIK+MENGGUNAKAN+FUNGSI+STEP+UNTUK+PERSAMAAN+BERPANGKAT&rft.creator=Andrian+%2C+Hasbi+Pratama&rft.subject=600+Teknologi+(ilmu+terapan)&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=Silinder+komposit+berlapis+dikategorikan+sebagai+functionally+gradded+material+(FGM)%2C+bahan%0D%0Ayang+modulus+elastisitasnya+berubah+secara+bertahap+sebagai+fungsi+dari+ketebalannya.%0D%0AMenggunakan+bahan+berlapis-lapis%2C+setiap+bahan+kompiler+yang+digabungkan+menciptakan+bahan%0D%0Aberkualitas+tinggi+yang+memberikan+berbagai+keunggulan%2C+seperti+ketahanan+termal%2C+kekuatan%2C+dan%0D%0Aanti+karat.+Berbeda+dengan+bambu%2C+yang+mengubah+modulus+elastisitasnya+secara+terus+menerus%2C%0D%0AFGM+berlapis+memiliki+pola+gradien+terputus-putus+(langkah).+Penelitian+sebelumnya+sering%0D%0Amembahas+FGM+gradien+kontinu%2C+sementara+penelitian+yang+jarang+tentang+FGM+gradien+yang%0D%0Adiskontinu.+Penelitian+ini+bertujuan+untuk+meningkatkan+teknologi+silinder+berlapis+yang+meliputi%0D%0Adesain%2C+model+matematika%2C+dan+proses+fabrikasi+Model+matematika+yang+diperoleh+akan+divalidasi%0D%0Adengan+Finite+Element+Analysis+(FEM).+Hasil+penelitian+ini+adalah+nilai+%CE%B2+dipengaruhi+oleh+2%0D%0Afaktor%2C+yaitu+rasio+titik+tinjauan+terhadap+titik+terluar+(RP%2FRO)+dan+perbedaan+modulus+elastisitas%0D%0Amasing-masing+material.+Semakin+tipis+ketebalan+pipa+FGM%2C+itu+akan+meningkatkan+garis+grafis%2C%0D%0Adan+sebaliknya.+Nilai+%CE%B2+juga+dipengaruhi+oleh+perbedaan+modulus+elastisitas%2C+dimana+semakin+jauh%0D%0Aperbedaan+modulus+elastisitas%2C+semakin+curam+garis+grafiknya.+Tes+ini+dikembangkan+secara%0D%0Aanalitik+menggunakan+persamaan+berdasarkan+penelitian+sebelumnya+dan+divalidasi+menggunakan%0D%0AFEM.+Dalam+uji+FEM%2C+pipa+dianalisis+untuk+mendapatkan+susunan+material+berlapis-lapis.%0D%0ABerdasarkan+perbandingan+analisis+dan+FEM%2C+nilai+yang+diperoleh+tidak+jauh+berbeda+sehingga%0D%0Apersamaan+FGM+kontinu+dapat+diterapkan+dalam+proses+desain+dan+produksi+silinder+FGM%0D%0Aberlapis.%0D%0A%0D%0AKata+kunci+%3A+FGM%2C+Silinder+komposit+berlapis%2C+Model+matematika%2C+FEM.%0D%0ALayered+composite+cylinders+are+categorized+as+functionally+gradded+materials+(FGMs)%2C+materials%0D%0Awhose+modulus+of+elasticity+changes+gradually+as+a+function+of+their+thickness.+Using+multi-layered%0D%0Amaterials%2C+each+combined+compiler+material+creates+a+high-quality+material+that+provides+a+variety%0D%0Aof+advantages%2C+such+as+thermal+resistance%2C+strength%2C+and+anti-rust.+In+contrast+to+bamboo%2C+which%0D%0Achanges+its+modulus+of+elasticity+continuously%2C+layered+FGM+has+an+intermittent+gradient+pattern%0D%0A(steps).+Previous+research+has+often+discussed+continuous+gradient+FGM%2C+while+rare+research+has%0D%0Afocused+on+discontinuous+gradient+FGM.+This+research+aims+to+improve+the+layered+cylinder%0D%0Atechnology+which+includes+design%2C+mathematical+model%2C+and+fabrication+process+The+obtained%0D%0Amathematical+model+will+be+validated+by+Finite+Element+Analysis+(FEM).+The+result+of+this+study%0D%0Ais+that+the+value+of+%CE%B2+is+influenced+by+2+factors%2C+namely+the+ratio+of+the+review+point+to+the+outermost%0D%0Apoint+(RP%2FRO)+and+the+difference+in+the+modulus+of+elasticity+of+each+material.+The+thinner+the%0D%0Athickness+of+the+FGM+pipe%2C+it+will+improve+the+graphic+line%2C+and+vice+versa.+The+%CE%B2+value+is+also%0D%0Ainfluenced+by+the+difference+in+the+modulus+of+elasticity%2C+where+the+further+the+difference+in%0D%0Amodulus+of+elasticity%2C+the+steeper+the+graph+line.+The+test+was+developed+analytically+using%0D%0Aequations+based+on+previous+research+and+validated+using+FEM.+In+the+FEM+test%2C+the+pipe+is%0D%0Aanalyzed+to+obtain+a+multi-layered+arrangement+of+materials.+Based+on+the+comparison+of+analysis%0D%0Aand+FEM%2C+the+values+obtained+are+not+much+different+so+that+the+continuous+FGM+equation+can+be%0D%0Aapplied+in+the+design+and+production+process+of+layered+FGM+cylinders.%0D%0AKeywords%3A+FGM%2C+Layered+composite+cylinder%2C+Mathematical+model%2C+FEM.&rft.publisher=FAKULTAS+TEKNIK&rft.date=2024-07-08&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F82255%2F1%2F2.%2520Abstrak%2520Skripsi%2520-%2520Andrian%2520Hasbi.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F82255%2F2%2FSkripsi%2520Full%2520-%2520Andrian%2520Hasbi.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F82255%2F3%2FSkripsi%2520Tanpa%2520Bab%2520Pembahasan%2520-%2520Andrian%2520Hasbi.pdf&rft.identifier=++Andrian+%2C+Hasbi+Pratama++(2024)+ANALISIS+TEGANGAN+PADA+SILINDER+FGM+BERLAPIS+DENGAN+PENDEKATAN+NUMERIK+MENGGUNAKAN+FUNGSI+STEP+UNTUK+PERSAMAAN+BERPANGKAT.++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F82255%2F