Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf ·...
Transcript of Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf ·...
![Page 1: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/1.jpg)
Angel Francisco MartinezApplication Engineer
MIDAS NY
Diamond Engineer: Tunnel Series
Training 2
![Page 2: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/2.jpg)
01 Introduction
02 Construction Stages
03 Demo
04 Post -Processing
Content
![Page 3: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/3.jpg)
Introduction
![Page 4: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/4.jpg)
No. 1 in software for civil engineering
650 Developers and Engineers
120 Distribute in 120 countries
10,000 Clients
30,000 Licenses
About MIDAS
![Page 5: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/5.jpg)
2D vs 3D tunnels with soil springs
Structural analysis gives importance to the uncertainty of load, acting on the structure. Hence, it conducts the member design for the largest member force obtained by combining various results systematically
![Page 6: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/6.jpg)
2D vs 3D tunnels w/ ground elements
Ground analysis focuses more on the uncertainty of construction step and material itself, it is important to understand physical state inside the ground. As a result, solid elements need to be used in modeling to reflect the ground shape and construction situation; and non-linear anisotropic materials and in-situ stress states need to be considered to reflect the actual on-site conditions as much as possible.
![Page 7: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/7.jpg)
Ground displacements associated with tunnel excavations occur in vector directions X-Y-Z,
thus to accurately represent ground behavior during tunnel excavation processes, detailed 3D numerical analysis is vital.
WHY model Tunnels in 3D FEM?
Modeling tunnels in 3D is becoming more attractive because of
limitations of the 2D modeling and because it captures the response of tunnel excavations more accurately.
![Page 8: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/8.jpg)
1-8
Define analysis conditions and
run the high performance analysis
자동요소망생성
Modeling Analysis section
Automatic generation of shared
surfaces function
Check shared surfaces
Hybrid Mesh generationCheck results
Work flow for FEM analysis
[Import or automatically generate 3D
layers through actual field data]
![Page 9: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/9.jpg)
Construction stage analysis
Section
Construction Stages
Stage1 Original ground
Stage2 Excavation
Stage3 SIG placing
Stage4 Box Construction
Stage5 Banking
Stage6 Additional Load
Analysis Results
Y-dir. Displacement diagram
Failure Diagram
Vertical Stress Diagram
Axial Force Diagram
3D Analysis considering construction stages when constructing Open Cut Tunnel
Stability during construction stages applying SIG placing method for reviewing the appropriateness and stability of foundation
![Page 10: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/10.jpg)
Model from Training 1
![Page 11: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/11.jpg)
Static to Sequential Excavations
Open static model
Terrain and strata
w/tunnel
4 tunnel lining segments
and rock bolts
![Page 12: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/12.jpg)
1-12
Static Results for ground and support structures
Total Ground Displacements Total Tunnel Displacements
Axial forces on liningAxial forces on rock bolts
![Page 13: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/13.jpg)
Show CS stages of model
![Page 14: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/14.jpg)
Show CS stages of model
The LDF keeps track of the Internal Forces of a deactivated element and loads it in stages according to the factor assigned for each construction stage, rather than loading it all at once.
![Page 15: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/15.jpg)
Show CS stages of model
The ground stress from the non-linear analysis results in the previous stage is coupled and slope stability analysis is conducted.
![Page 16: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/16.jpg)
CS Analysis Case
![Page 17: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/17.jpg)
Construction stage analysis
Excavation 1
Excavation 1
Excavation 2
Excavation 2 Final Stage
Final Stage
![Page 18: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/18.jpg)
Wizards
(Modeling Assistants)
![Page 19: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/19.jpg)
Wizard for easy construction stages set up
Wizard
![Page 20: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/20.jpg)
Wizard
• Use CS wizard to efficiently define the construction stages. • Remove and Activate sets in sequence.
1
2
![Page 21: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/21.jpg)
Wizard
![Page 22: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/22.jpg)
Stage Simulator
Wizard
Check the defined construction stage as a video. It can be used in analyses that incorporate construction stages (Static/Slope analysis, Seepage/Consolidation analysis).
![Page 23: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/23.jpg)
Tunnel Wizard
![Page 24: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/24.jpg)
Tunnel Wizard
![Page 25: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/25.jpg)
Input Mesh Size and soil properties.
Tunnel Wizard
![Page 26: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/26.jpg)
Results
Tunnel Wizard
![Page 27: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/27.jpg)
Demo
![Page 28: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/28.jpg)
3D tunnel connection
![Page 29: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/29.jpg)
Post-Processing
![Page 30: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/30.jpg)
Results
Total Ground Displacements
Total Tunnel Displacements
Mirror Image
![Page 31: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/31.jpg)
Results
Axial forces on liningStresses on lining
Iso- Volume- Max Displacements
![Page 32: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/32.jpg)
Material Status• Plastic Status of Ground Element• Safety Result (Mohr-Coulomb) Calculate Factor of Safety for each element based on MC
failure criteria. In case that Safety Factor is less than 1.2, it can be identical with plastic
failure region.
Results
![Page 33: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/33.jpg)
Results
![Page 34: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/34.jpg)
Results
![Page 35: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/35.jpg)
Results
3D-2D WizardWhen checking the results after 3D analysis, use the cut section & clipping function to check the arbitrary section result contours.
Multi-Stage Animation
![Page 36: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/36.jpg)
Flight Simulation
Results
The Perspective view function from the View toolset below can be used to check the interior information and results of a 3D model.
![Page 37: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/37.jpg)
Time History Probe
![Page 38: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/38.jpg)
Dynamic Report
Results
Save the model information before analysis and the result information after analysis as a 3-dimensional
PDF document. Adjusting the 3D view on the PDF document and checking the cross-section information,
similar to the operations in the program, is possible. Hence, the 3D model/analysis result information can
all be checked on one PDF document without the model/result files.
![Page 39: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/39.jpg)
Conclusions
• Tunnels have wide range of analysis and excavation methods.
• FEM allows for more accurate representation of all local conditions and coupling of multiple types
of analysis.
• 2D is advantageous when terrain is simple and tunnel segment is straight only.
• The 3D FEM allows for accurate simulation of terrain and sequential construction process.
• Modeling in 3D can be more time consuming and should be carried out after it was determined 2D
model has hit limit.
![Page 40: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/40.jpg)
Assignment 2
![Page 41: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/41.jpg)
Tunnel Wizard
Start File
![Page 42: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/42.jpg)
Tunnel Wizard
General
![Page 43: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/43.jpg)
Tunnel Wizard
Shotcrete and Rock Bolts
![Page 44: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/44.jpg)
Tunnel Wizard
Excavation
![Page 45: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/45.jpg)
Tunnel Wizard
Mesh
![Page 46: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/46.jpg)
Tunnel Wizard
Mesh
![Page 47: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/47.jpg)
Tunnel Wizard
Analysis Case
![Page 48: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/48.jpg)
Tunnel Wizard
Results
![Page 49: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/49.jpg)
Review for training 2:
Post Processor & Wizards
http://northamerica.midasuser.com
Send to: [email protected]
3D CS Tunnel
![Page 50: Diamond Engineer: Tunnel Series Training 2northamerica.midasuser.com/web/...2_1521752588.pdf · Diamond Engineer: Tunnel Series Training 2. 01 Introduction 02 Construction Stages](https://reader036.fdocuments.in/reader036/viewer/2022062402/5fc537d31c52ee739e235c7a/html5/thumbnails/50.jpg)
Integrated Solver Optimized for the next generation 64-bit platform
Finite Element Solutions for Geotechnical Engineering
Thanks!http://globalsupport.midasuser.com/helpdesk/