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송전철탑 하중설계를 위한 복수 경간 송전선의 갤로핑 시뮬레이션

Galloping Simulation of Plural Spans of the Power Transmission Line for Load Design of Pylon

Journal of the Korean Society for Precision Engineering 2019;36(6):559-565.
Published online: June 1, 2019

1 부경대학교 대학원 기계설계공학과

2 부경대학교 기계설계공학과

3 부경대학교 제어계측공학과

1 Department of Mechanical Design Engineering, Graduate School, Pukyong National University

2 Department of Mechanical Design Engineering, Pukyong National University

3 Department of Control and Measurement Engineering, Pukyong National University

#E-mail: gsbyun@pknu.ac.kr, TEL: +82-51-629-6327
• Received: August 21, 2018   • Revised: December 4, 2018   • Accepted: January 16, 2019

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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  • A Study on Structural Analysis and Design Criteria Improvement for Enhancing Stability of 154kV Transmission Towers in Extreme Environment
    Hyunui Park, Songhee You, Youngsung Kwon
    Journal of Korean Society of Steel Construction.2024; 36(5): 253.     CrossRef

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Galloping Simulation of Plural Spans of the Power Transmission Line for Load Design of Pylon
J. Korean Soc. Precis. Eng.. 2019;36(6):559-565.   Published online June 1, 2019
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Galloping Simulation of Plural Spans of the Power Transmission Line for Load Design of Pylon
J. Korean Soc. Precis. Eng.. 2019;36(6):559-565.   Published online June 1, 2019
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Galloping Simulation of Plural Spans of the Power Transmission Line for Load Design of Pylon
Image Image Image Image Image Image Image Image Image Image Image Image Image
Fig. 1 Definition of PTL coordinate system
Fig. 2 Mass-Spring-Damper
Fig. 3 Plural spans of the PTL system
Fig. 4 Flexible pylon
Fig. 5 Displacement of end of the PTL
Fig. 6 Definition of airforce
Fig. 7 Flow analysis icing section definition
Fig. 8 Lift coefficient
Fig. 9 Drag coefficient
Fig. 10 Force on the PTL
Fig. 11 Force on the pylon
Fig. 12 Den hartog criterion
Fig. 13 Lateral-vertical displacement
Galloping Simulation of Plural Spans of the Power Transmission Line for Load Design of Pylon

Material property of pylon

Density Modulus of
elasticity
Poisons ratio Tensile strength,
ultimate
7850 kg/m3 200 GPa 0.26 400-550 MPa

Icing thickness according to region

Normal Heavy
snowfall
Most heavy
snowfall
Icing thickness 6 20 40
Table 1 Material property of pylon
Table 2 Icing thickness according to region