LI, yuru ;ZHOU, Gangjian ;LI, Xiangwei ;ZHU, Tao ;ZHAO, Shangchao ;ZHAO, Chunlei ;XIE, junke ;XIAO, Shoune . Dynamic performance of C80 railway wagon under the influence of wheel polygons and typical mode shapes of the car body. Articles in Press, [S.l.], v. 0, n.0, p. , september 2025. ISSN 0039-2480. Available at: <https://www.sv-jme.eu/article/dynamic-performance-of-c80-railway-wagon-under-the-influence-of-wheel-polygons-and-typical-mode-shapes-of-the-car-body/>. Date accessed: 21 nov. 2025. doi:http://dx.doi.org/.
li, Y., ZHOU, G., Li, X., Zhu, T., Zhao, S., zhao, C., xie, J., & Xiao, S. (0). Dynamic performance of C80 railway wagon under the influence of wheel polygons and typical mode shapes of the car body. Articles in Press, 0(0), . doi:http://dx.doi.org/
@article{.,
author = {yuru li and Gangjian ZHOU and Xiangwei Li and Tao Zhu and Shangchao Zhao and Chunlei zhao and junke xie and Shoune Xiao},
title = {Dynamic performance of C80 railway wagon under the influence of wheel polygons and typical mode shapes of the car body},
journal = {Articles in Press},
volume = {0},
number = {0},
year = {0},
keywords = {full flexibility; C80 railway wagon; dynamic models; wheel polygons; suspension parameters; },
abstract = {In order to study the influence of typical mode shapes and wheel polygons on the dynamic characteristics of railway freight car body, taking railway freight car C80 as the research object, the finite element model of C80 railway freight at the vehicle level and system level was established by using finite element software, and the calculation results show that the lateral and vertical stiffness of a series of railway freight cars have a significant influence on the system mode. Furthermore, NASTRAN and SIMPACK co-simulation were used to establish a fully flexible C80 railway wagon dynamics model. The influence of typical modal frequencies on the dynamic performance of railway wagons was studied. Based on the dynamic model, the dynamic calculations are carried out based on the typical mode shape of the vehicle, the wheel polygon and the wear parameters. The results show that by suppressing the torsional mode shape of the railway wagon, its influence on the derailment coefficient, wheel weight reduction rate, axle transverse force and overturning coefficient is more than 40%. When the speed is constant with the polygon order of the wheel, the wheel weight reduction rate increases with the increase of polygon wear depth under the 10th-order and 18th-order polygon conditions, especially the 0.05 mm wear depth increases by 14.4% compared with the 0.01 mm wear depth under the 18th-order condition. The wheel weight reduction rate is increased under the 6th-order, 10th-order, 16th-order and 18th-order inhibited torsional mode shape conditions, especially in the 6th-order polygon condition, which indicates that the torsional mode shape has a significant influence on the wheel weight reduction rate of railway wagons. The research in this paper has important reference value for the design of suspension parameters and the control of polygon and wear parameters of railway wagons,.},
issn = {0039-2480}, pages = {}, doi = {},
url = {https://www.sv-jme.eu/article/dynamic-performance-of-c80-railway-wagon-under-the-influence-of-wheel-polygons-and-typical-mode-shapes-of-the-car-body/}
}
li, Y.,ZHOU, G.,Li, X.,Zhu, T.,Zhao, S.,zhao, C.,xie, J.,Xiao, S. 0 September 0. Dynamic performance of C80 railway wagon under the influence of wheel polygons and typical mode shapes of the car body. Articles in Press. [Online] 0:0
%A li, yuru %A ZHOU, Gangjian %A Li, Xiangwei %A Zhu, Tao %A Zhao, Shangchao %A zhao, Chunlei %A xie, junke %A Xiao, Shoune %D 0 %T Dynamic performance of C80 railway wagon under the influence of wheel polygons and typical mode shapes of the car body %B 0 %9 full flexibility; C80 railway wagon; dynamic models; wheel polygons; suspension parameters; %! Dynamic performance of C80 railway wagon under the influence of wheel polygons and typical mode shapes of the car body %K full flexibility; C80 railway wagon; dynamic models; wheel polygons; suspension parameters; %X In order to study the influence of typical mode shapes and wheel polygons on the dynamic characteristics of railway freight car body, taking railway freight car C80 as the research object, the finite element model of C80 railway freight at the vehicle level and system level was established by using finite element software, and the calculation results show that the lateral and vertical stiffness of a series of railway freight cars have a significant influence on the system mode. Furthermore, NASTRAN and SIMPACK co-simulation were used to establish a fully flexible C80 railway wagon dynamics model. The influence of typical modal frequencies on the dynamic performance of railway wagons was studied. Based on the dynamic model, the dynamic calculations are carried out based on the typical mode shape of the vehicle, the wheel polygon and the wear parameters. The results show that by suppressing the torsional mode shape of the railway wagon, its influence on the derailment coefficient, wheel weight reduction rate, axle transverse force and overturning coefficient is more than 40%. When the speed is constant with the polygon order of the wheel, the wheel weight reduction rate increases with the increase of polygon wear depth under the 10th-order and 18th-order polygon conditions, especially the 0.05 mm wear depth increases by 14.4% compared with the 0.01 mm wear depth under the 18th-order condition. The wheel weight reduction rate is increased under the 6th-order, 10th-order, 16th-order and 18th-order inhibited torsional mode shape conditions, especially in the 6th-order polygon condition, which indicates that the torsional mode shape has a significant influence on the wheel weight reduction rate of railway wagons. The research in this paper has important reference value for the design of suspension parameters and the control of polygon and wear parameters of railway wagons,. %U https://www.sv-jme.eu/article/dynamic-performance-of-c80-railway-wagon-under-the-influence-of-wheel-polygons-and-typical-mode-shapes-of-the-car-body/ %0 Journal Article %R %& %P 1 %J Articles in Press %V 0 %N 0 %@ 0039-2480 %8 2025-09-11 %7 2025-09-11
li, yuru, Gangjian ZHOU, Xiangwei Li, Tao Zhu, Shangchao Zhao, Chunlei zhao, junke xie, & Shoune Xiao. "Dynamic performance of C80 railway wagon under the influence of wheel polygons and typical mode shapes of the car body." Articles in Press [Online], 0.0 (0): . Web. 21 Nov. 2025
TY - JOUR AU - li, yuru AU - ZHOU, Gangjian AU - Li, Xiangwei AU - Zhu, Tao AU - Zhao, Shangchao AU - zhao, Chunlei AU - xie, junke AU - Xiao, Shoune PY - 0 TI - Dynamic performance of C80 railway wagon under the influence of wheel polygons and typical mode shapes of the car body JF - Articles in Press DO - KW - full flexibility; C80 railway wagon; dynamic models; wheel polygons; suspension parameters; N2 - In order to study the influence of typical mode shapes and wheel polygons on the dynamic characteristics of railway freight car body, taking railway freight car C80 as the research object, the finite element model of C80 railway freight at the vehicle level and system level was established by using finite element software, and the calculation results show that the lateral and vertical stiffness of a series of railway freight cars have a significant influence on the system mode. Furthermore, NASTRAN and SIMPACK co-simulation were used to establish a fully flexible C80 railway wagon dynamics model. The influence of typical modal frequencies on the dynamic performance of railway wagons was studied. Based on the dynamic model, the dynamic calculations are carried out based on the typical mode shape of the vehicle, the wheel polygon and the wear parameters. The results show that by suppressing the torsional mode shape of the railway wagon, its influence on the derailment coefficient, wheel weight reduction rate, axle transverse force and overturning coefficient is more than 40%. When the speed is constant with the polygon order of the wheel, the wheel weight reduction rate increases with the increase of polygon wear depth under the 10th-order and 18th-order polygon conditions, especially the 0.05 mm wear depth increases by 14.4% compared with the 0.01 mm wear depth under the 18th-order condition. The wheel weight reduction rate is increased under the 6th-order, 10th-order, 16th-order and 18th-order inhibited torsional mode shape conditions, especially in the 6th-order polygon condition, which indicates that the torsional mode shape has a significant influence on the wheel weight reduction rate of railway wagons. The research in this paper has important reference value for the design of suspension parameters and the control of polygon and wear parameters of railway wagons,. UR - https://www.sv-jme.eu/article/dynamic-performance-of-c80-railway-wagon-under-the-influence-of-wheel-polygons-and-typical-mode-shapes-of-the-car-body/
@article{{}{.},
author = {li, Y., ZHOU, G., Li, X., Zhu, T., Zhao, S., zhao, C., xie, J., Xiao, S.},
title = {Dynamic performance of C80 railway wagon under the influence of wheel polygons and typical mode shapes of the car body},
journal = {Articles in Press},
volume = {0},
number = {0},
year = {0},
doi = {},
url = {https://www.sv-jme.eu/article/dynamic-performance-of-c80-railway-wagon-under-the-influence-of-wheel-polygons-and-typical-mode-shapes-of-the-car-body/}
}
TY - JOUR AU - li, yuru AU - ZHOU, Gangjian AU - Li, Xiangwei AU - Zhu, Tao AU - Zhao, Shangchao AU - zhao, Chunlei AU - xie, junke AU - Xiao, Shoune PY - 2025/09/11 TI - Dynamic performance of C80 railway wagon under the influence of wheel polygons and typical mode shapes of the car body JF - Articles in Press; Vol 0, No 0 (0): Articles in Press DO - KW - full flexibility, C80 railway wagon, dynamic models, wheel polygons, suspension parameters, N2 - In order to study the influence of typical mode shapes and wheel polygons on the dynamic characteristics of railway freight car body, taking railway freight car C80 as the research object, the finite element model of C80 railway freight at the vehicle level and system level was established by using finite element software, and the calculation results show that the lateral and vertical stiffness of a series of railway freight cars have a significant influence on the system mode. Furthermore, NASTRAN and SIMPACK co-simulation were used to establish a fully flexible C80 railway wagon dynamics model. The influence of typical modal frequencies on the dynamic performance of railway wagons was studied. Based on the dynamic model, the dynamic calculations are carried out based on the typical mode shape of the vehicle, the wheel polygon and the wear parameters. The results show that by suppressing the torsional mode shape of the railway wagon, its influence on the derailment coefficient, wheel weight reduction rate, axle transverse force and overturning coefficient is more than 40%. When the speed is constant with the polygon order of the wheel, the wheel weight reduction rate increases with the increase of polygon wear depth under the 10th-order and 18th-order polygon conditions, especially the 0.05 mm wear depth increases by 14.4% compared with the 0.01 mm wear depth under the 18th-order condition. The wheel weight reduction rate is increased under the 6th-order, 10th-order, 16th-order and 18th-order inhibited torsional mode shape conditions, especially in the 6th-order polygon condition, which indicates that the torsional mode shape has a significant influence on the wheel weight reduction rate of railway wagons. The research in this paper has important reference value for the design of suspension parameters and the control of polygon and wear parameters of railway wagons,. UR - https://www.sv-jme.eu/article/dynamic-performance-of-c80-railway-wagon-under-the-influence-of-wheel-polygons-and-typical-mode-shapes-of-the-car-body/
li, yuru, ZHOU, Gangjian, Li, Xiangwei, Zhu, Tao, Zhao, Shangchao, zhao, Chunlei, xie, junke, AND Xiao, Shoune. "Dynamic performance of C80 railway wagon under the influence of wheel polygons and typical mode shapes of the car body" Articles in Press [Online], Volume 0 Number 0 (11 September 2025)
Articles in Press
In order to study the influence of typical mode shapes and wheel polygons on the dynamic characteristics of railway freight car body, taking railway freight car C80 as the research object, the finite element model of C80 railway freight at the vehicle level and system level was established by using finite element software, and the calculation results show that the lateral and vertical stiffness of a series of railway freight cars have a significant influence on the system mode. Furthermore, NASTRAN and SIMPACK co-simulation were used to establish a fully flexible C80 railway wagon dynamics model. The influence of typical modal frequencies on the dynamic performance of railway wagons was studied. Based on the dynamic model, the dynamic calculations are carried out based on the typical mode shape of the vehicle, the wheel polygon and the wear parameters. The results show that by suppressing the torsional mode shape of the railway wagon, its influence on the derailment coefficient, wheel weight reduction rate, axle transverse force and overturning coefficient is more than 40%. When the speed is constant with the polygon order of the wheel, the wheel weight reduction rate increases with the increase of polygon wear depth under the 10th-order and 18th-order polygon conditions, especially the 0.05 mm wear depth increases by 14.4% compared with the 0.01 mm wear depth under the 18th-order condition. The wheel weight reduction rate is increased under the 6th-order, 10th-order, 16th-order and 18th-order inhibited torsional mode shape conditions, especially in the 6th-order polygon condition, which indicates that the torsional mode shape has a significant influence on the wheel weight reduction rate of railway wagons. The research in this paper has important reference value for the design of suspension parameters and the control of polygon and wear parameters of railway wagons,.