板式无砟轨道
- 网络slab ballastless track
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严寒地区CRTSⅠ板式无砟轨道板制造工艺
The fabrication process of CRTS ⅰ slab ballastless track board in heavy cold area
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水泥乳化沥青砂浆(简称CA砂浆)是板式无砟轨道结构中的关键材料之一,由水泥、乳化沥青、砂、添加剂和水等组成,经搅拌、灌注形成砂浆充填层。
Cement and emulsified asphalt mortar ( CA mortar ), which consists of cement , emulsified asphalt , sand , water and other admixtures , is one of the key materials of the slab ballastless track structure .
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桥上CRTSⅠ型板式无砟轨道纵向力分析
Study on the Longitudinal Forces of CRTS ⅰ Ballastless Track Slab on Bridge
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CA砂浆是CRTS-Ⅱ型板式无砟轨道的一种关键材料,其应用技术研究已成为铁路建设中所关注的一个热点问题。
Cement asphalt mortar ( hereinafter abbreviated to CA mortar ) is a key material of CRTS - ⅱ - type non-ballasted track construction , which application technology has become a hot issues in the railway construction .
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客运专线桥梁挠曲变形对CRTSⅠ型板式无砟轨道结构受力影响分析
Analysis on Bridge Deflection Influence on the Force of CRTS ⅰ Slab Ballastless Track Structure on Passenger Dedicated Line
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研究结果表明,行车速度的增加对车辆和CRTSⅠ型板式无砟轨道结构的影响非常显著。
The researches indicate that the increase of the traffic speed has very significant effects on the vehicle and track structure .
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CRTSⅡ型板式无砟轨道是我国近几年通过引进、消化、吸收及再创新而研制出的一种新型无砟轨道结构。
CRTS ⅱ type slab ballastless track is a new type of ballastless track structure which is introduced , digested , absorbed and re-innovation by our country in recent years .
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主要包括以下内容:收集、整理了国内外有关板式无砟轨道的应用现状,并介绍CRTSⅢ型板式无砟轨道的结构特点。
Mainly include the following : Collect , collate the relevant domestic and international research of slab track the status quo , and introduced the CRTS III slab ballastless track structure characteristics .
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桥上纵连板式无砟轨道底座板耐久性研究
Research on the Durability of Foundation Plate in Continuous-Slab-Track on Bridge
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板式无砟轨道结构在温度变化的影响下会产生应力和变形。
The change of temperature will cause stress and deformation in slab ballastless track structure .
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石太客运专线特长隧道Ⅰ型板式无砟轨道施工与造价
Construction and Cost of ⅰ - Type Slab Ballastless Track in Extra-long Tunnels on Shijiazhuang-Taiyuan Passenger-dedicated Railway
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通过建模计算,验证了单元板式无砟轨道在列车荷载和温度荷载作用下轨道结构均能满足要求。
By the model calculation , it is tested and verified that the element slab ballastless track can meet the requirements under the effect of train load and temperature load .
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在我国修建客运专线的过程中,以板式无砟轨道为主,如何在现有的板式无砟轨道的基础上进一步的改善提高,更好的应用于我国铁路的建设中已显得迫在眉睫。
Slab track is the main form in the construction of passenger line in China . It is imminent to improve the now existing slab track form to make it better used in the future construction .
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对于速度目标值200km/h的城际铁路,认为路基上纵连板式无砟轨道施工复杂,维修不便,造价较高。
For the target speed 200km / h , it is complex for longitudinal connected slab ballastless track on the subgrade to construct and inconvenient to maintain , at the same time , it costs a lot .
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板式无砟轨道是我国无砟轨道中常用的结构形式之一,设计施工技术都较为成熟,在我国秦沈客运专线、遂渝线铺设了试验段。
Slab ballastless track is one of the commonly used forms of the ballastless track in our country , the design and construction technology is more mature , have paved the testing line in the Qinhuangdao-Shenyang PDL and Suining-Chongqing railway .
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充填层是高速铁路板式无砟轨道结构的重要组成部件,起调整、支撑及传力等作用,充填层材料的研究已成为国内外相关学者关注的重点之一。
Filling layer is an important component of ballastless track of the high-speed railway , which plays the role of bracing and transfering force . Engineering Material for filling layer has become one of the most important fields focused by scholars all over the world .
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针对该问题提出了取消轨道板纵连,取消板间树脂砂浆,板下填充自密实混凝土,底座设置限位凹槽的路基地段单元板式无砟轨道结构。
Aimed at these defects , this thesis puts forward element slab ballastless track , which cancels the longitudinal connected slab and the resin mortar between slabs , but fills up self-compacting concrete under the slab , and sets up the limiting grooves on the base plate .