MINEDW 3.06
USER MANUAL
1.0 Introduction
2.0 Features of MINEDW
3.0 MINEDW Interface
3.1 View Pane
3.2 Main Menu
3.2.1 The File Menu
3.2.2 The Project Menu
3.2.3 The Mesh Menu
3.2.4 The BCs Menu
3.2.5 The Mining Menu
3.2.6 The Run Menu
3.2.7 The Results Menu
3.2.8 The View Menu
3.2.9 The Tools Menu
3.2.10 The Windows Menu
3.2.11 The Help Menu
3.3 Toolbar
3.4 Control Panel Pane
3.4.1 Plot Items
3.4.1.1 Legend
3.4.1.2 Display Settings
3.4.1.3 Global Settings
3.4.1.4 Axes
3.4.1.5 Observation
3.4.1.6 Boundary Conditions
3.4.1.7 Element
3.4.1.8 File Data
3.4.1.9 Node
3.4.1.10 Post Processing
3.4.1.11 Cutting Planes
3.4.1.12 Clip Box
3.4.2 View
3.4.3 Information
4.0 Importing Data Sets
4.1 Importing Earlier Versions of
MINEDW
Model Data Sets
4.2 Display the Imported Model
5.0 Mesh Generator
5.1 Creating a Mesh
5.2 The Mesh Components
5.2.1 The “Domain” Component
5.2.2 The “Mining Area,” “Mining,” and “Fine Area” Components
5.2.3 The “Fault” Component
5.2.4 The “Points” Component
5.2.5 The “Polylines” Component
5.2.6 The “Regions” Component
5.2.7 The “All Faults” Component
5.2.8 The “MMesh” Component
5.2.9 The “Toggle” Component
5.2.10 The “Area Tolerance” Component
5.3 Exporting a Completed Mesh
5.4 The Rhino “Drop” Command
6.0 Nodes and Elements
6.1 Selecting Elements
6.1.1 Selecting Elements in 2-D
6.1.2 Selecting Elements in 3-D
6.2 Selecting Nodes
7.0 Model Input Data
7.1 Project Definition
7.1.1 Project Properties
7.1.2 Time Steps
7.2 Model Geometry
7.2.1 Generating the Mesh
7.2.2 Adding Main Model Layers
7.2.3 Using Topography Data
7.2.4 Importing Node Elevations
7.2.5 Defining a Pinch-Out
7.2.6 Modifying the Mesh
7.3 Zone Properties – Hydraulic Parameters
7.3.1 Zone Distributions (para.fem)
7.3.2 Zone Properties (kfile.dat)
7.4 Boundary Conditions
7.4.1 Time-Series Data
7.4.2 Constant Head
7.4.3 Variable-Flux
7.4.4 Pumping Well
7.4.5 Rivers
7.4.6 Recharge
7.4.7 Evaporation
7.5 Initial Conditions
7.6 Mining Plan
7.6.1 Creating a Mining Plan
7.6.1.1 Converting .DXF to .DAT files
7.6.1.2 Creating a Mining Plan from Pit Topography files
7.6.1.3 Creating a Mining Plan from Final-Pit Topography
7.6.2 Importing a Mine Plan into MINEDW
7.6.3 Pit Lake
7.6.4 Zone of Relaxation for Pit
7.6.5 Open-Pit Backfilling
7.6.5 Zone of Relaxation for Caving
7.6.6 Dewatering and Underground Mining
8.0 Model Execution
8.1 Validate
8.2 Create Data Set
8.3 Execute
9.0 Model Output
9.1 Read Results and Export Results as Text File
9.2 Observations
9.3 Hydrograph
9.4 Particle Tracking
9.5 Section Flux
9.6 Seepage Component to Pit
9.6.1 Calculating Seepage to the Pit
9.6.2 Visualizing Seepage and Drains
9.7 Pit Node Elevation and Water Table
9.8 Export State
9.9 Exporting Pore Pressure
9.10 Export Cross-Section Pore Pressure
9.11 Drawdown-Base Time Step
9.12 Visualizing the Results
9.13 Cross Sections
9.14 Pit Lake – Water Level vs. Time
9.15 Pumping Well – Discharge vs. Time
References
Acronyms and Abbreviations
TUTORIAL
Tutorial 1 - Initial Condition
1.1 Problem Description
1.2
MINEDW
Model Construction
Step 1. Generating a Mesh
1.3 Building the model in
MINEDW
Step 2. Defining Project Properties
Step 3. Defining Time Steps
Step 4. Importing Ground-Surface Elevation
Step 5. Adding Layers
Step 6. Defining Zone Properties
Step 7. Assigning Hydraulic Zones to Elements
Step 8. Defining “Pinch-Outs”
Step 9. Defining Initial Heads
Step 10. Assigning the Boundary Conditions
Constant-Head Boundary
River Boundary Condition
No-Flow Boundary
Step 11. Assigning Recharge
Step 12. Adding Evaporation
Step 13. Saving the Project
1.4 Running the Model
1.5 Results
Tutorial 2 - Open Pit Mining
2.1 Problem Description
Step 1. Opening the Project File
Step 2. Defining Project Properties
Step 3. Defining Model Time Steps
Step 3. Defining Initial Heads
Step 4. Creating a Mining Plan for an Open Pit
Step 5. Creating a Zone of Relaxation for an Open Pit
Step 6. Open-Pit Backfilling
Step 7. Creating a Pit Lake
Step 8. Adding Pumping Wells
Step 9. Defining the Boundary Conditions
2.2 Running the Model
2.3 Results
Creating Monitoring Points
Creating Hydrographs
Pit-Node Elevation and Water Table
Head Distribution in 3-D
Head Distribution Cross Section
Exporting Pore Pressures to a Different Grid in 2-D
Exporting Pore Pressures to a Different Grid in 3-D
Seepage Component to Pit
Pit Lake – Water Level vs. Time
Pumping Wells – Discharge vs. Time
Particle Tracking
Tutorial 3 - Underground Mining
3.1 Problem Description
3.2 Transient Simulation
Step 1. Opening the Project File
Step 2. Defining Project Properties
Step 3. Defining Initial Heads
Step 4. Creating the ZOR file for Caving
Step 5. Adding the ZOR for Caving to the Model
Step 6. Adding the Drain Nodes for the Cave Zone
3.5 Running the Model
3.6 Results
Tutorial Downloads
TUTORIAL VIDEOS
1.0 Menu Options
2.0 Visualization Options
3.0 Boundary Conditions
4.0 Mesh Generation
5.0 Hydrogeological Units
6.0 Drains
ABOUT ITASCA
MINEDW
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Itasca Chile
MINEDW 3.06
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3.0 Boundary Conditions
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3.0 Boundary Conditions
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