prediction of wear of roadheader picks using numerical

prediction of wear of roadheader picks using numerical

Prediction of Wear of Roadheader Picks Using Numerical ...

The paper presents prediction of wear of roadheader picks using numerical simulations. Estimation of wear has been included into the numerical model of rock cutting based on the discrete element method. The amount of wear is calculated using the classical formula of Archard.

Prediction of Wear of Roadheader Picks Using Numerical ...

Request PDF on ResearchGate | Prediction of Wear of Roadheader Picks Using Numerical Simulations | The paper presents prediction of wear of roadheader picks using numerical simulations.

Prediction of Wear of Roadheader Picks Using Numerical ...

Journal article written by J. Rojek, E. Oñate, H. Kargl, C. Labra, J. Akerman, U. Restner, E. Lammer and F. Zarate and published in the journal Geomechanik und ...

research article study on roadheader cutting

Prediction of Wear of Roadheader Picks Using Numerical ... The paper presents prediction of wear of roadheader picks using numerical simulations. ... of cutting process with a roadheader pick ... study of different ... Get A Free Quote

Discrete element simulation of rock cutting | Request PDF

The paper presents prediction of wear of roadheader picks using numerical simulations. Estimation of wear has been included into the numerical model of rock cutting based on the discrete element ...

Research on the Strength of Roadheader Conical Picks Based ...

the strength characteristics of cutting picks with various shapes by using LS-DYNA. Li et al. [5, 6] studied the impact of point-attack pick shapes on picks’ strength, and analyzed the stress of picks by using ANSYS software and experimental researches. O Su et al. [7] and J Rojek et al. [8] researched on the rock cutting process by numerical ...

cutting process of roadheader - Roadheader Cutting Machine

Study on Roadheader Cutting Load at Different Properties of ... The mechanism of cutting process of roadheader with cutting head was researched, and the influences of properties of coal and rock on cutting load were deeply analyzed.

Francisco Zarate - Academia.edu

Prediction of Wear of Roadheader Picks Using Numerical Simulations more by Francisco Zarate The paper presents prediction of wear of roadheader picks using numerical simulations.

carlos labra | University of Edinburgh - Academia.edu

Prediction of Wear of Roadheader Picks Using Numerical Simulations more by carlos labra The paper presents prediction of wear of roadheader picks using numerical simulations.

Quantifying Degradation of Railway Ballast Using Numerical ...

The simulation has been performed with a time step of 2·10-4 s and data has been written with a time step of 10-3 s (every 5 time steps). Figure 1: a) Snapshot of the Micro-Deval simulation. b) Snapshot of the track simulation. Quantifying Degradation of Railway Ballast Using Numerical Simulations ...

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About KAMY

KAMY series of Roadheaders offers the best cutting performance in a wide range of rock formations. Equipped with geometrically optimized transverse or longitudinal cutter heads, these flexible machines can be used to excavate subway tunnels, road tunnels, railway tunnels and water tunnels without using explosives.