摘要
为满足高速铁路提质增速目标需求,提高接触网运行品质,保障弓网安全可靠受流,针对提质增速工程设计与施工阶段,利用有限元方法、空间建模与力学计算等方法,提出接触网提质增速设计方案与性能提升技术、接触网提质增速施工调整方法与质量控制技术。在设计阶段,采用仿真数字孪生技术对接触网的既有状态进行评估,对提质增速系统方案进行优化;在施工阶段,结合线路参数建模与测量采集实现精确预配计算建模,通过预配计算精度的提高实现吊弦安装一步到位。本研究提出的关键技术通过成渝高铁提质增速达标工程验证了实施效果,并得到全面成功应用。
In order to meet the requirements of target of quality improvement and speed raising of high-speed railway,heighten the OCL operation quality and ensure the safe and reliable current collection of pantograph and OCL,and with regard to the design and construction stage of project of quality improvement and speed raising,the design scheme and performance improvement technology of OCL quality improvement and speed raising,construction adjustment method and quality control technology of OCL quality improvement and speed raising are proposed by using finite element method,spatial modeling and mechanical calculation methods.In the design stage,the existing state of the OCL is evaluated by using the simulation digital twin technology,and the systematic scheme for quality improvement and speed raising is optimized.In the construction stage,the accurate pre configuration calculation modeling is realized by combining the line parameter modeling and measurement acquisition,and the dropper installation is achieved in one step by improving the pre-configuration calculation accuracy.The key technologies proposed in this study have been verified by the Chengdu-Chongqing high speed railway quality improvement and growth compliance project,and have been successfully applied in an all-round way.
出处
《电气化铁道》
2022年第S01期66-70,共5页
Electric Railway
基金
P2021G053-时速400公里高速铁路基础设施适应性关键技术研究-中国铁道科学研究院集团有限公司
2022NSFSC1883-四川省自然科学基金项目-四川省科学技术厅。
关键词
高铁接触网
提质增速
数字化
设计方案
技术路线
OCL of high-speed railway
quality improvement and speed raising
digitalization
design scheme
technical route
