Prediction of the Tensile Load of Drilled CFRP by Artificial Neural Network

The application areas of carbon fiber reinforced plastics (CFRP) have been increasing day by day. The machining of CFRP with incorrect machining parameters leads in huge loss cost and time. Therefore, it is very important that the composite materials are machined with correct machining parameters. T...

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Main Authors: Burak Yenigun, Erol Kilickap
Format: Article
Language:English
Published: MDPI AG 2018-04-01
Series:Applied Sciences
Subjects:
Online Access:http://www.mdpi.com/2076-3417/8/4/549
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author Burak Yenigun
Erol Kilickap
author_facet Burak Yenigun
Erol Kilickap
author_sort Burak Yenigun
collection DOAJ
description The application areas of carbon fiber reinforced plastics (CFRP) have been increasing day by day. The machining of CFRP with incorrect machining parameters leads in huge loss cost and time. Therefore, it is very important that the composite materials are machined with correct machining parameters. The aim of this paper is to examine the influence of drilling parameters on tensile load after drilling of CFRP. The drilling operations were carried out on Computer Numerical Control (CNC) by Tungsten Carbide (WC), High Speed Steel (HSS) and Brad Spur type drill bits with spindle speeds of 1000, 3000 and 5000 rpm and feed rates of 0.05, 0.10 and 0.15 mm/rev. The results indicate that the surface roughness, delamination and thrust force, were affected by drilling parameters therefore tensile load was also affected by the same parameters. It was observed that increase in surface roughness, delamination and thrust force all lead to the decrease of tensile load of CFRP. If the correct drilling parameters are selected; the decrease in tensile load of CFRP can be saved up to 25%. Furthermore, an artificial neural network (ANN) model has been used to predict of tensile load. The results of the ANN model are in close agreement with the experimental results.
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spelling doaj.art-c571b10465fe47288a0dd6f3d8cf53282022-12-22T00:26:32ZengMDPI AGApplied Sciences2076-34172018-04-018454910.3390/app8040549app8040549Prediction of the Tensile Load of Drilled CFRP by Artificial Neural NetworkBurak Yenigun0Erol Kilickap1Department of Mechanical Engineering, Batman University, Batman 72100, TurkeyDepartment of Mechanical Engineering, Dicle University, Diyarbakır 21100, TurkeyThe application areas of carbon fiber reinforced plastics (CFRP) have been increasing day by day. The machining of CFRP with incorrect machining parameters leads in huge loss cost and time. Therefore, it is very important that the composite materials are machined with correct machining parameters. The aim of this paper is to examine the influence of drilling parameters on tensile load after drilling of CFRP. The drilling operations were carried out on Computer Numerical Control (CNC) by Tungsten Carbide (WC), High Speed Steel (HSS) and Brad Spur type drill bits with spindle speeds of 1000, 3000 and 5000 rpm and feed rates of 0.05, 0.10 and 0.15 mm/rev. The results indicate that the surface roughness, delamination and thrust force, were affected by drilling parameters therefore tensile load was also affected by the same parameters. It was observed that increase in surface roughness, delamination and thrust force all lead to the decrease of tensile load of CFRP. If the correct drilling parameters are selected; the decrease in tensile load of CFRP can be saved up to 25%. Furthermore, an artificial neural network (ANN) model has been used to predict of tensile load. The results of the ANN model are in close agreement with the experimental results.http://www.mdpi.com/2076-3417/8/4/549CFRPdrillingsurface roughness tensile load
spellingShingle Burak Yenigun
Erol Kilickap
Prediction of the Tensile Load of Drilled CFRP by Artificial Neural Network
Applied Sciences
CFRP
drilling
surface roughness tensile load
title Prediction of the Tensile Load of Drilled CFRP by Artificial Neural Network
title_full Prediction of the Tensile Load of Drilled CFRP by Artificial Neural Network
title_fullStr Prediction of the Tensile Load of Drilled CFRP by Artificial Neural Network
title_full_unstemmed Prediction of the Tensile Load of Drilled CFRP by Artificial Neural Network
title_short Prediction of the Tensile Load of Drilled CFRP by Artificial Neural Network
title_sort prediction of the tensile load of drilled cfrp by artificial neural network
topic CFRP
drilling
surface roughness tensile load
url http://www.mdpi.com/2076-3417/8/4/549
work_keys_str_mv AT burakyenigun predictionofthetensileloadofdrilledcfrpbyartificialneuralnetwork
AT erolkilickap predictionofthetensileloadofdrilledcfrpbyartificialneuralnetwork