T/GRM 057.2-2025 Active Group standards

T/GRM 057.2-2025 Non-coal rock burst tendency evaluation specification Part 2: Numerical simulation methods and material model parameter calibration

Publish Date: 2025-02-24 Implement Date: 2025-02-25 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/GRM 057.2-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Mining and excavation

Publish Date: 2025-02-24

Implement Date: 2025-02-25

Scope

Scope: This document specifies the numerical simulation methods and material model parameter calibration for the evaluation of rock burst susceptibility in non-coal rock masses, including analysis of rock burst simulation issues, geometric analysis of numerical models, numerical simulation methods, numerical simulation software, modeling and mesh division, constitutive models and parameter calibration, initialization and boundary conditions, model validation, and rock burst susceptibility prediction simulation, etc. This document is applicable to numerical simulations of rock burst susceptibility in non-coal underground mines and other non-coal underground projects, covering the preparation and implementation stages; Main technical contents: 1. Terms and definitions; 2. General principles; 3. Analysis of rock burst simulation issues; 4. Geometric analysis of numerical models; 5. Numerical simulation methods and software; 6. Modeling and mesh division; 7. Constitutive models and parameter calibration; 8. Initialization and boundary conditions; 9. Model validation; 10. Rock burst susceptibility prediction simulation