MIDAS GTS NX

MIDAS GTS NX background

MIDAS GTS NX

Main Features

Discover the main features of MIDAS GTS NX. Explore the content and product demonstration videos.

Simple Modeling, Accurate Simulation

Easy Modeling and Accurate Simulation CAD-Based Versatile Geometry Modeling Functions
GTS NX provides CAD-based 2D and 3D geometry modeling capabilities. It allows for the creation of basic shapes using points and lines, as well as the design of complex forms such as arcs, circles, polygons, and spirals. Surface and solid modeling functions enable easy implementation of 3D shapes like cylinders, cones, and boxes, and detailed design elements such as fillets and chamfers can be added. Boolean operations allow for the union, difference, and intersection of multiple shapes, while splitting and extraction functions can divide or modify geometric shapes.
Automated Geometric Operations
GTS NX offers automated geometric operations to streamline complex 3D modeling tasks. The auto-connection feature generates necessary shared faces for 3D models automatically, and the imprint auto-generation feature simplifies the creation of shared lines and nodes through solids. It can automatically detect and remove or correct common issues like micro-surfaces and micro-lines, and it includes functions for automatic error detection and duplicate geometry inspection, effectively handling various errors that may occur during the modeling process.
Optimized High-Quality Meshing
GTS NX provides optimized high-quality meshing functions, ensuring high efficiency and accuracy in geotechnical engineering. The Auto Meshing feature automates mesh generation, primarily using hexahedral elements to deliver reliable results. The interaction between structural and geotechnical meshes is accurately simulated through shared nodes. Users can adjust mesh density as needed to maintain analysis accuracy while reducing computational costs and time.
Comprehensive Element Library for Geotechnical and Structural Analysis
GTS NX includes an extensive element library for simulating various geotechnical and structural behaviors. Geotechnical elements include solid elements, plane strain elements, and axisymmetric elements, while structural elements encompass truss elements, embedded truss elements, beam elements, plane-stress elements, and shell elements. Specialized elements such as interface elements, pile and pile-tip elements, geogrid (1D/2D) elements, gauging shell elements, point spring/area spring elements, matrix spring elements, elastic link elements, and forced link/interpolation elements are also available. This extensive library supports precise analysis and simulation of complex geotechnical and structural behaviors.
Practical Material Models Reflecting Ground Characteristics
GTS NX offers practical material models reflecting various ground characteristics, providing a range of linear and nonlinear material models. This enables accurate analysis of ground structures' behavior under load and water level (saturation) changes. Material models are categorized by elasticity, plasticity, drainage/undrained conditions, and permeability, with the ability to implement equivalent linear and nonlinear properties through functions. These features allow for a precise understanding and simulation of the interaction between complex ground conditions and structures.
Load Conditions Reflecting Field Situations
GTS NX can accurately simulate various load conditions to reflect real-world field scenarios. It supports a wide range of static loads such as self-weight, concentrated loads, moment loads, forced displacements, pressure, and hydrostatic pressure, as well as dynamic loads like response spectrum and ground acceleration. Dynamic load definition features, such as automatic generation of train loads, blasting loads, and synthetic seismic waves, enable precise analysis results while minimizing design time. These capabilities significantly enhance the accuracy and efficiency of engineering designs by accurately reflecting complex field conditions.

Simple Modeling, Accurate Simulation

Easy Modeling and Accurate Simulation CAD-Based Versatile Geometry Modeling Functions
GTS NX provides CAD-based 2D and 3D geometry modeling capabilities. It allows for the creation of basic shapes using points and lines, as well as the design of complex forms such as arcs, circles, polygons, and spirals. Surface and solid modeling functions enable easy implementation of 3D shapes like cylinders, cones, and boxes, and detailed design elements such as fillets and chamfers can be added. Boolean operations allow for the union, difference, and intersection of multiple shapes, while splitting and extraction functions can divide or modify geometric shapes.
Automated Geometric Operations
GTS NX offers automated geometric operations to streamline complex 3D modeling tasks. The auto-connection feature generates necessary shared faces for 3D models automatically, and the imprint auto-generation feature simplifies the creation of shared lines and nodes through solids. It can automatically detect and remove or correct common issues like micro-surfaces and micro-lines, and it includes functions for automatic error detection and duplicate geometry inspection, effectively handling various errors that may occur during the modeling process.
Optimized High-Quality Meshing
GTS NX provides optimized high-quality meshing functions, ensuring high efficiency and accuracy in geotechnical engineering. The Auto Meshing feature automates mesh generation, primarily using hexahedral elements to deliver reliable results. The interaction between structural and geotechnical meshes is accurately simulated through shared nodes. Users can adjust mesh density as needed to maintain analysis accuracy while reducing computational costs and time.
Comprehensive Element Library for Geotechnical and Structural Analysis
GTS NX includes an extensive element library for simulating various geotechnical and structural behaviors. Geotechnical elements include solid elements, plane strain elements, and axisymmetric elements, while structural elements encompass truss elements, embedded truss elements, beam elements, plane-stress elements, and shell elements. Specialized elements such as interface elements, pile and pile-tip elements, geogrid (1D/2D) elements, gauging shell elements, point spring/area spring elements, matrix spring elements, elastic link elements, and forced link/interpolation elements are also available. This extensive library supports precise analysis and simulation of complex geotechnical and structural behaviors.
Practical Material Models Reflecting Ground Characteristics
GTS NX offers practical material models reflecting various ground characteristics, providing a range of linear and nonlinear material models. This enables accurate analysis of ground structures' behavior under load and water level (saturation) changes. Material models are categorized by elasticity, plasticity, drainage/undrained conditions, and permeability, with the ability to implement equivalent linear and nonlinear properties through functions. These features allow for a precise understanding and simulation of the interaction between complex ground conditions and structures.
Load Conditions Reflecting Field Situations
GTS NX can accurately simulate various load conditions to reflect real-world field scenarios. It supports a wide range of static loads such as self-weight, concentrated loads, moment loads, forced displacements, pressure, and hydrostatic pressure, as well as dynamic loads like response spectrum and ground acceleration. Dynamic load definition features, such as automatic generation of train loads, blasting loads, and synthetic seismic waves, enable precise analysis results while minimizing design time. These capabilities significantly enhance the accuracy and efficiency of engineering designs by accurately reflecting complex field conditions.

Clear Analysis, Easy Reporting

Comprehensive Reporting for Geotechnical Analysis Models
Using the report generation feature of GTS NX, users can consolidate all necessary input data and analysis results for 2D and 3D geotechnical and structural analysis/design into an Excel format. The feature automatically generates material and property images, unsaturated function images, analysis models, construction stage information, and images. It outputs results for wall horizontal displacement, vertical displacement behind walls, and all structural elements, including settlement and differential settlement of adjacent structures/underground utilities. Post-penetration analysis provides water level changes over time, and tables and graphs of wall and excavation bottom outflows are generated automatically. The track inspection model allows for railway track inspection, facilitating easy project management and output during design changes.
Arbitrary Section Cutting Result Output
GTS NX is designed for easy use of core functions required in 3D ground structure modeling. The arbitrary section cutting result output feature allows users to set multiple arbitrary sections to analyze various cross-sections within the model simply. This enables effective visualization of internal forces, stresses, and strains within the structure through intuitive diagrams, aiding better analysis and design decisions in the geotechnical and structural engineering fields.
Real-Time Streamline Animation
GTS NX's latest penetration analysis feature allows for precise expression of streamlines in a 3D environment. Users can visualize groundwater flow paths in detail, dynamically analyzing the behavior and impact of groundwater in real-time. This advanced feature provides a deep understanding of complex underground conditions, essential for designing effective geotechnical solutions. It offers an innovative approach in geotechnical engineering, enabling experts to make more precise analyses and reliable design decisions.
Combined Vector and Contour Output Using Clipping
The analysis result representation feature in GTS NX combines contour and vector forms, providing users with powerful analytical tools. Contour representation visualizes stress, strain, groundwater level, and other data as color-coded contours, facilitating an intuitive understanding of distribution within the analysis area. Vector representation displays forces, velocities, and groundwater flows as arrows, clearly indicating direction and magnitude. This combination helps experts in geotechnical and structural engineering interpret data comprehensively and derive effective design and solution strategies.
Split Output Based on Isosurface Criteria
The split output feature based on isosurface criteria in GTS NX enables precise visualization of analysis results, allowing for quick and clear identification of critical information. It simplifies complex data analysis and provides essential information for design optimization, helping experts identify key stress points or problem areas easily for accurate analysis and reliable design decisions.
Design-Ready Result Summarization and Output
GTS NX can analyze and summarize complex model analysis results in a design-ready format. The UMD (Unit Member Design) integration outputs structural member design calculation reports reflecting the latest design standards and automatically converts dynamic analysis results (displacement, velocity, acceleration) into decibels. The result combination feature allows multiple analysis results to be output as design-ready outcomes. The 3D PDF output function enables viewing 3D models and analysis results without the model file, ensuring easy sharing and review of analysis outcomes.

Clear Analysis, Easy Reporting

Comprehensive Reporting for Geotechnical Analysis Models
Using the report generation feature of GTS NX, users can consolidate all necessary input data and analysis results for 2D and 3D geotechnical and structural analysis/design into an Excel format. The feature automatically generates material and property images, unsaturated function images, analysis models, construction stage information, and images. It outputs results for wall horizontal displacement, vertical displacement behind walls, and all structural elements, including settlement and differential settlement of adjacent structures/underground utilities. Post-penetration analysis provides water level changes over time, and tables and graphs of wall and excavation bottom outflows are generated automatically. The track inspection model allows for railway track inspection, facilitating easy project management and output during design changes.
Arbitrary Section Cutting Result Output
GTS NX is designed for easy use of core functions required in 3D ground structure modeling. The arbitrary section cutting result output feature allows users to set multiple arbitrary sections to analyze various cross-sections within the model simply. This enables effective visualization of internal forces, stresses, and strains within the structure through intuitive diagrams, aiding better analysis and design decisions in the geotechnical and structural engineering fields.
Real-Time Streamline Animation
GTS NX's latest penetration analysis feature allows for precise expression of streamlines in a 3D environment. Users can visualize groundwater flow paths in detail, dynamically analyzing the behavior and impact of groundwater in real-time. This advanced feature provides a deep understanding of complex underground conditions, essential for designing effective geotechnical solutions. It offers an innovative approach in geotechnical engineering, enabling experts to make more precise analyses and reliable design decisions.
Combined Vector and Contour Output Using Clipping
The analysis result representation feature in GTS NX combines contour and vector forms, providing users with powerful analytical tools. Contour representation visualizes stress, strain, groundwater level, and other data as color-coded contours, facilitating an intuitive understanding of distribution within the analysis area. Vector representation displays forces, velocities, and groundwater flows as arrows, clearly indicating direction and magnitude. This combination helps experts in geotechnical and structural engineering interpret data comprehensively and derive effective design and solution strategies.
Split Output Based on Isosurface Criteria
The split output feature based on isosurface criteria in GTS NX enables precise visualization of analysis results, allowing for quick and clear identification of critical information. It simplifies complex data analysis and provides essential information for design optimization, helping experts identify key stress points or problem areas easily for accurate analysis and reliable design decisions.
Design-Ready Result Summarization and Output
GTS NX can analyze and summarize complex model analysis results in a design-ready format. The UMD (Unit Member Design) integration outputs structural member design calculation reports reflecting the latest design standards and automatically converts dynamic analysis results (displacement, velocity, acceleration) into decibels. The result combination feature allows multiple analysis results to be output as design-ready outcomes. The 3D PDF output function enables viewing 3D models and analysis results without the model file, ensuring easy sharing and review of analysis outcomes.

Integrated Geotech Solution

Comprehensive Tunnel Design and Analysis
GTS NX offers extensive analysis capabilities in tunnel applications. It supports automated modeling and analysis processes for road and railway tunnels and precise analysis of various tunnel elements (tunnel portals, vertical shafts, ventilation shafts, fault zones, etc.) and construction methods (Shield TBM, TRcM/CAM, steel pipe grouting, etc.). This allows for optimal prediction of construction methods and techniques, significantly enhancing the efficiency and safety of tunnel construction.
Precise Slope Stability Analysis
GTS NX performs precise 2D/3D slope stability analysis using the strength reduction method (SRM) and stress analysis method (SAM) based on limit equilibrium. It provides detailed analysis of slope failure behavior per time step following dynamic analysis and evaluates short-term and long-term slope stability through construction stage stress and penetration analysis. Nonlinear time history analysis results enable slope evaluation considering seismic stability, offering various analyses and reliability.
Detailed Ground-Foundation Structure Analysis
GTS NX provides robust features for foundation analysis. It allows for stability assessment of lateral flow and differential settlement due to embankment and precise analysis of the bearing capacity of pile foundations under various materials and construction methods. It supports shallow foundations (direct/vibrational) and deep foundations (abutments/piers) in complex ground conditions, and reviews pile foundations (steel pipe, PHC, cast-in-place), caissons, full foundations, etc.
Excavation Support and Underground Safety Analysis
GTS NX offers highly accurate analysis in excavation and support areas. It models the installation of retaining walls, ground excavation, soldier piles, tie beams, struts, and earth anchors during subway and high-rise building foundation construction stages, simulating real conditions. It effectively analyzes the impact of excavation, complex strata, and groundwater level fluctuations. Various retaining wall and support systems can be analyzed, and the stability of adjacent structures can be precisely assessed, significantly enhancing safety and efficiency in excavation and support analysis, especially in underground safety evaluations.
Stability Assessment for Soft Ground and Port Projects
GTS NX’s soft ground and port analysis precisely calculates excess pore water pressure dissipation and consolidation settlement over time through step-by-step consolidation analysis. It considers water level changes (hydrostatic pressure) over time along with excess pore water pressure changes using full coupling penetration-stress analysis. This feature is crucial for evaluating the stability and durability of soft ground and port structures, significantly improving design reliability through analysis close to real conditions.
Comprehensive Analysis of Hydraulic and Underground Structures
GTS NX’s hydraulic and underground structure analysis approaches groundwater penetration phenomena through steady and unsteady flow analysis. It uses Darcy's law to analyze penetration phenomena in saturated and unsaturated zones in detail. In underground structure analysis, it considers interface elements to accurately grasp the interaction between ground and related structures. It enables the stability assessment of hydraulic structures like dams, embankments, water supply and sewage facilities, and underground structures like box culverts and underground passages.
Soil-Structure Interaction Analysis Considering Dynamic Loads
GTS NX provides dynamic analysis capabilities that include eigenvalue/response spectrum analysis and time history analysis considering various dynamic loads over time. The software offers tools to easily calculate specific loads such as response spectrum loads, artificial earthquakes, blast loads, and train vibration loads using various databases and formulas. It supports interaction analysis between soil and structures. The nonlinear time history analysis in GTS NX accounts for soil nonlinearity, simulates construction stages, and links results from stress analysis for detailed examination. This includes simulating the generation and dissipation of pore water pressure, faithfully replicating soil behavior. Additionally, GTS NX is equipped with 1D free field analysis and 2D equivalent linear analysis, making it a comprehensive program.

Integrated Geotech Solution

Comprehensive Tunnel Design and Analysis
GTS NX offers extensive analysis capabilities in tunnel applications. It supports automated modeling and analysis processes for road and railway tunnels and precise analysis of various tunnel elements (tunnel portals, vertical shafts, ventilation shafts, fault zones, etc.) and construction methods (Shield TBM, TRcM/CAM, steel pipe grouting, etc.). This allows for optimal prediction of construction methods and techniques, significantly enhancing the efficiency and safety of tunnel construction.
Precise Slope Stability Analysis
GTS NX performs precise 2D/3D slope stability analysis using the strength reduction method (SRM) and stress analysis method (SAM) based on limit equilibrium. It provides detailed analysis of slope failure behavior per time step following dynamic analysis and evaluates short-term and long-term slope stability through construction stage stress and penetration analysis. Nonlinear time history analysis results enable slope evaluation considering seismic stability, offering various analyses and reliability.
Detailed Ground-Foundation Structure Analysis
GTS NX provides robust features for foundation analysis. It allows for stability assessment of lateral flow and differential settlement due to embankment and precise analysis of the bearing capacity of pile foundations under various materials and construction methods. It supports shallow foundations (direct/vibrational) and deep foundations (abutments/piers) in complex ground conditions, and reviews pile foundations (steel pipe, PHC, cast-in-place), caissons, full foundations, etc.
Excavation Support and Underground Safety Analysis
GTS NX offers highly accurate analysis in excavation and support areas. It models the installation of retaining walls, ground excavation, soldier piles, tie beams, struts, and earth anchors during subway and high-rise building foundation construction stages, simulating real conditions. It effectively analyzes the impact of excavation, complex strata, and groundwater level fluctuations. Various retaining wall and support systems can be analyzed, and the stability of adjacent structures can be precisely assessed, significantly enhancing safety and efficiency in excavation and support analysis, especially in underground safety evaluations.
Stability Assessment for Soft Ground and Port Projects
GTS NX’s soft ground and port analysis precisely calculates excess pore water pressure dissipation and consolidation settlement over time through step-by-step consolidation analysis. It considers water level changes (hydrostatic pressure) over time along with excess pore water pressure changes using full coupling penetration-stress analysis. This feature is crucial for evaluating the stability and durability of soft ground and port structures, significantly improving design reliability through analysis close to real conditions.
Comprehensive Analysis of Hydraulic and Underground Structures
GTS NX’s hydraulic and underground structure analysis approaches groundwater penetration phenomena through steady and unsteady flow analysis. It uses Darcy's law to analyze penetration phenomena in saturated and unsaturated zones in detail. In underground structure analysis, it considers interface elements to accurately grasp the interaction between ground and related structures. It enables the stability assessment of hydraulic structures like dams, embankments, water supply and sewage facilities, and underground structures like box culverts and underground passages.
Soil-Structure Interaction Analysis Considering Dynamic Loads
GTS NX provides dynamic analysis capabilities that include eigenvalue/response spectrum analysis and time history analysis considering various dynamic loads over time. The software offers tools to easily calculate specific loads such as response spectrum loads, artificial earthquakes, blast loads, and train vibration loads using various databases and formulas. It supports interaction analysis between soil and structures. The nonlinear time history analysis in GTS NX accounts for soil nonlinearity, simulates construction stages, and links results from stress analysis for detailed examination. This includes simulating the generation and dissipation of pore water pressure, faithfully replicating soil behavior. Additionally, GTS NX is equipped with 1D free field analysis and 2D equivalent linear analysis, making it a comprehensive program.