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ABSTRACT This paper aims to clarify the mechanisms and driving factors of subgrade mud pumping for ballastless track in high-speed railway. A full-scale model test …
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According to relevant literature, for the raw materials and energy consumption during construction, it is about 840 MJ/t, 460 MJ/t, and 180 MJ/t for the asphalt concrete, the semirigid materials, and the graded crushed stone, respectively.
WhatsApp: +86 18221755073
Graded crushed stone (GCS), as a cheap and essential component, is of great importance in road construction. The irregularity and variability of particle shape is known to affect the packing characteristics of GCS, such as compactness and void ratio.
WhatsApp: +86 18221755073
This paper aims to analyse the static and dynamic characteristics of the sandwich structure consisted of an upper ballastless track structure layer, middle graded crushed stone interlayer, and lower ed concrete subgrade layer, and clarifies its long-term dynamic stability.
WhatsApp: +86 18221755073
Plastic deformation behaviour of graded crushed stone (GCS) base affects the service life of flexible pavement. This paper presents a simple prediction model to characterize the plastic deformation behaviour of GCS base.
WhatsApp: +86 18221755073
Graded crushed stone (GCS) is an integral part of pavement materials. The morphology of aggregate particles has an essential influence on the mixture (Moaveni et al., 2014; Wu et al., 2023a, 2023b).
WhatsApp: +86 18221755073
In ballasted tracks, coarse sand or crushed stone is usually used as the roadbed material. Crushed stone aggregates have multiple functions in railway construction, including …
WhatsApp: +86 18221755073
Plastic deformation behaviour of graded crushed stone (GCS) base affects the service life of flexible pavement. This paper presents a simple prediction model to characterize the plastic …
WhatsApp: +86 18221755073
According to relevant literature, for the raw materials and energy consumption during construction, it is about 840 MJ/t, 460 MJ/t, and 180 MJ/t for the asphalt concrete, the semirigid materials, and the graded crushed stone, …
WhatsApp: +86 18221755073
Graded crushed stone (GCS), as a cheap and essential component, is of great importance in road construction. The irregularity and variability of particle shape is known to …
WhatsApp: +86 18221755073
In ballasted tracks, coarse sand or crushed stone is usually used as the roadbed material. Crushed stone aggregates have multiple functions in railway construction, including effectively dispersing the vibration and heat generated …
WhatsApp: +86 18221755073
Aiming at the composition structure of graded crushed stone material, the PFC3D simulation software is used to construct the test model, and the process of constructing the virtual …
WhatsApp: +86 18221755073
In this study, a meso finite element model is established to explore the influence of the matrix polymer, interfacial transition zone (ITZ), and crushed stone on the mechanical …
WhatsApp: +86 18221755073
ABSTRACT This paper aims to clarify the mechanisms and driving factors of subgrade mud pumping for ballastless track in high-speed railway. A full-scale model test system in which the train dynamic… ...
WhatsApp: +86 18221755073
In this study, a meso finite element model is established to explore the influence of the matrix polymer, interfacial transition zone (ITZ), and crushed stone on the mechanical properties of crushed-stone-reinforced polymer (CSRP) composites, and analyze the failure mechanism of CSRP.
WhatsApp: +86 18221755073
Aiming at the composition structure of graded crushed stone material, the PFC3D simulation software is used to construct the test model, and the process of constructing the virtual specimen model...
WhatsApp: +86 18221755073
This paper aims to analyse the static and dynamic characteristics of the sandwich structure consisted of an upper ballastless track structure layer, middle graded crushed stone …
WhatsApp: +86 18221755073
Aiming at the composition structure of graded crushed stone material, the PFC3D simulation software is used to construct the test model, and the process of constructing the virtual specimen model of the graded crushed stone discrete element model is discussed in detail.
WhatsApp: +86 18221755073
Aiming at the composition structure of graded crushed stone material, the PFC3D simulation software is used to construct the test model, and the process of constructing the virtual specimen model...
WhatsApp: +86 18221755073
Graded crushed stone (GCS) is an integral part of pavement materials. The morphology of aggregate particles has an essential influence on the mixture (Moaveni et al., …
WhatsApp: +86 18221755073
