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크레인 붐의 형상 최적화

Shape Optimization of a Hydraulic Crane Boom

Journal of the Korean Society for Precision Engineering 2018;35(4):427-432.
Published online: April 1, 2018

1 한국산업기술대학교 대학원 기계설계공학과

2 한국산업기술대학교 기계설계공학과

1 Department of Mechanical Design Engineering, Graduate School, Korea Polytechnic University

2 Department of Mechanical Design Engineering, Korea Polytechnic University

#E-mail: jhlee@kpu.ac.kr, TEL: +82-31-8041-0425
• Received: November 2, 2016   • Revised: December 15, 2017   • Accepted: January 4, 2018

Copyright © The Korean Society for Precision Engineering

This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Citations

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  • Optimal Design of 50 ton Hydraulic Breaker Housing
    Jai Hak Lee, Dong Ju Lee, Jun Young Choi
    Journal of the Korean Society for Precision Engineering.2022; 39(4): 269.     CrossRef
  • Customized Non-uniform Discrete Variables Coordinated Optimization Coupling Nonlinear Mechanical Analysis on Complex Truss Structure
    Yi-xiao Qin, Zhi-qiang Zhang, Jin-peng Gu, Qian-qian Jiao, Zhen-shan Guo, Yang-yang Zhang, Feng Wang, Hao Zhang
    Iranian Journal of Science and Technology, Transactions of Mechanical Engineering.2022; 46(3): 617.     CrossRef

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Shape Optimization of a Hydraulic Crane Boom
J. Korean Soc. Precis. Eng.. 2018;35(4):427-432.   Published online April 1, 2018
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Shape Optimization of a Hydraulic Crane Boom
J. Korean Soc. Precis. Eng.. 2018;35(4):427-432.   Published online April 1, 2018
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Shape Optimization of a Hydraulic Crane Boom
Image Image Image Image Image Image Image Image Image Image Image
Fig. 1 Crane structure
Fig. 2 Boundary conditions
Fig. 3 Stress and deformation results (initial)
Fig. 4 Modified design
Fig. 5 Stress and deformation results (improved)
Fig. 6 Factors for design of experiment
Fig. 7 Main effect plot
Fig. 8 Interaction plot
Fig. 9 Main effect plot
Fig. 10 Interaction effect plot
Fig. 11 Optimization plot from MINITAB
Shape Optimization of a Hydraulic Crane Boom
Run L (mm) O (mm) T (mm) Y (MPa)
1 60 20 3 334.5
2 80 40 9 225.58
3 60 20 9 311.23
4 80 20 9 245.84
5 80 20 3 267.59
6 80 40 3 222.18
7 60 40 9 279.3
8 60 40 3 274.8
9 70 30 6 262.97
Term Coefficient T-Value P-Value
Constant 655.775 824.82 0.001
L -3.967 -91.08 0.007
O -5.561 -60.04 0.011
T -8.248 -14.17 0.045
L*O 0.032 9.91 0.064
L*T 0.002 0.16 0.899
O*T 0.220 20.20 0.031
Term Coefficient T-Value P-Value
Constant 655.0400 1151.76 0.000
L -3.9565 -127.19 0.000
O -5.5610 -83.84 0.000
T -8.1620 -19.78 0.003
L*O 0.0324 13.84 0.005
O*T 0.2205 28.20 0.001
Run L (mm) O (mm) T (mm) Y (MPa)
1 70 30 6 262.98
2 60 30 6 293.56
3 60 20 3 334.40
4 60 20 9 331.23
5 80 20 3 264.91
6 70 20 6 269.69
7 80 30 6 234.31
8 60 40 3 273.94
9 60 40 9 279.24
10 80 20 9 245.91
11 80 40 9 224.62
12 70 30 9 259.39
13 80 40 3 222.55
14 70 30 3 267.76
15 70 40 6 260.77
Term Coefficient T-Value P-Value
Constant 637.4 306.82 0.000
L -1.28 -37.89 0.000
O -11.79 -23.61 0.000
T -4.73 -5.45 0.000
L*L -0.0202 -1.34 0.211
O*O 0.1028 6.8 0.000
T*T -0.264 -1.58 0.146
L*O 0.03600 4.07 0.002
L*T 0.0039 0.13 0.897
O*T 0.2064 6.99 0.000
Term Coefficient T-Value P-Value
Constant 719.6000 292.21 0
L -4.0810 -33.30 0
O -10.2100 -20.76 0
T -7.6300 -4.79 0
O*O 0.0764 5.99 0
L*O 0.0360 3.57 0.003
O*T 0.2064 6.15 0
L (mm) O (mm) T (mm) Y (MPa)
80 40 3 223.9415
Table 1 Full factorial design of 2-level 3-factor
Table 2 Results of DOE of 2-level 3-factor
Table 3 Pooling results of DOE for 2-level 3-factor
Table 4 Central composite design
Table 5 Results of central composite design
Table 6 Pooling results
Table 7 Results of the optimization