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Post Graduated Master Course TUNNELLING AND TUNNEL BORING MACHINES Subject of the lesson : TBM Sections Concepts Lecturer : René Raúl Ramírez Vázquez Golden.

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Presentation on theme: "Post Graduated Master Course TUNNELLING AND TUNNEL BORING MACHINES Subject of the lesson : TBM Sections Concepts Lecturer : René Raúl Ramírez Vázquez Golden."— Presentation transcript:

1 Post Graduated Master Course TUNNELLING AND TUNNEL BORING MACHINES Subject of the lesson : TBM Sections Concepts Lecturer : René Raúl Ramírez Vázquez Golden Sponsors Sponsors POLITECNICO DI TORINO Academic Year: 2009-10

2 Academic Year: 2009-10 Post Graduate Master Course TUNNELLING AND TUNNEL BORING MACHINES POLITECNICO DI TORINO Cutting headMain DriveScrew ConveyorGround Conditioning SystemSealing SystemGrout InjectionErector and Segment Handling TBM Sections

3 Academic Year: 2009-10 Post Graduate Master Course TUNNELLING AND TUNNEL BORING MACHINES POLITECNICO DI TORINO TBM Requirements User Lovat Needs Design Installation Eng. Specifics

4 Academic Year: 2009-10 Post Graduate Master Course TUNNELLING AND TUNNEL BORING MACHINES POLITECNICO DI TORINO Cuttinghead Section NeedOptions DesignOperation Face Support Soil Cutting Material Inflow Early Soil Conditioning Soil Type Consideration Tunnel Length Face Support Soil Cutting Material Inflow Early Soil Conditioning Soil Type Consideration Tunnel Length Soft/Rock/Mix Face Rippers/Disc Cutters GCS Ports Flood Doors Face Opening Center Nose Cone Soft/Rock/Mix Face Rippers/Disc Cutters GCS Ports Flood Doors Face Opening Center Nose Cone Typical Layouts 1.with Flood Doors 2.Soft Ground 3.Mix Face 4.Rock Face Typical Layouts 1.with Flood Doors 2.Soft Ground 3.Mix Face 4.Rock Face Ripper Tooth Change Disc Cutter Change Wear Indicator Ripper Tooth Change Disc Cutter Change Wear Indicator

5 Academic Year: 2009-10 Post Graduate Master Course TUNNELLING AND TUNNEL BORING MACHINES POLITECNICO DI TORINO Main Drive NeedOptions DesignOperation Requirements: Speed – Torque Ratio Power Geology Knowledge TBM Diameter Requirements: Speed – Torque Ratio Power Geology Knowledge TBM Diameter Bearing Types Gear Box Capacity Hydraulic Drive Electric Drive Bearing Types Gear Box Capacity Hydraulic Drive Electric Drive Large Diameter Rollers High Capacity Gears Torque vs. Speed Curve Layout Large Diameter Rollers High Capacity Gears Torque vs. Speed Curve Layout Thrust Interlock Temperature Control Sealing System Oil Samples Thrust Interlock Temperature Control Sealing System Oil Samples

6 Academic Year: 2009-10 Post Graduate Master Course TUNNELLING AND TUNNEL BORING MACHINES POLITECNICO DI TORINO Screw Conveyor NeedOptions DesignOperation Geology Length Sealing Plug Speed and Power Capacity Wear Ground Conditioning Pressure Monitor Geology Length Sealing Plug Speed and Power Capacity Wear Ground Conditioning Pressure Monitor Location Flexibility Multiple Drives Multiple Injection Ports Emergency Closure Reinforced Auger Tip Case Protection EPB Cells Location Flexibility Multiple Drives Multiple Injection Ports Emergency Closure Reinforced Auger Tip Case Protection EPB Cells Peripheral Central Screw and Belt Screw with Muck Pump Long Screw Conveyor Peripheral Central Screw and Belt Screw with Muck Pump Long Screw Conveyor Extension into Chamber Pressure Monitor Ground Conditioning Caliper Gates Operation Extension into Chamber Pressure Monitor Ground Conditioning Caliper Gates Operation

7 Academic Year: 2009-10 Post Graduate Master Course TUNNELLING AND TUNNEL BORING MACHINES POLITECNICO DI TORINO Ground Conditioning NeedOptions DesignOperation Reduce Cutting Friction Power Reduction any ROA Minimize Tools Wear Prevention of Clogging Pressure Balance at Face Rapid Response Reduce Cutting Friction Power Reduction any ROA Minimize Tools Wear Prevention of Clogging Pressure Balance at Face Rapid Response Injection points: Cuttinghead Face Cuttinghead Chamber Spoil Removal System Outside Tunnel Shield Water High Pressure Injection points: Cuttinghead Face Cuttinghead Chamber Spoil Removal System Outside Tunnel Shield Water High Pressure Maximum Capacity Min & Max Rate Number of Lines Dosing Pumps Tanks Air Compressor Capacity Transfer Pumps Maximum Capacity Min & Max Rate Number of Lines Dosing Pumps Tanks Air Compressor Capacity Transfer Pumps Additives Selection Operation Parameters Control Selection Total Usage Additives Selection Operation Parameters Control Selection Total Usage

8 Academic Year: 2009-10 Post Graduate Master Course TUNNELLING AND TUNNEL BORING MACHINES POLITECNICO DI TORINO Sealing Systems NeedOptions DesignOperation Elements to be controlled: Ground water Surrounding ground Ground Conditioning Grout Elements to be controlled: Ground water Surrounding ground Ground Conditioning Grout Main Drive Sealing Active Articulation Seal Passive Articulation Seal Trailing Shield Sealing Main Drive Sealing Active Articulation Seal Passive Articulation Seal Trailing Shield Sealing Multiple Stage Bearing Sealing Positively Pressurized Automatic Sealing Profile Rubber Seals Emergency Seal Systems Multiple Rows Wire Brush Tail Seals Multiple Stage Bearing Sealing Positively Pressurized Automatic Sealing Profile Rubber Seals Emergency Seal Systems Multiple Rows Wire Brush Tail Seals Main Drive Pressurized Seal Automatic Tail Seal Grease Injection Main Drive Pressurized Seal Automatic Tail Seal Grease Injection Active Articulation Passive Articulation Trailing Shield Main Drive Seal v v

9 Academic Year: 2009-10 Post Graduate Master Course TUNNELLING AND TUNNEL BORING MACHINES POLITECNICO DI TORINO Grout Injection NeedOptions DesignOperation Lining Support Minimize Settlements Improve Lining Sealing Transfer Storage Capacity Lining Support Minimize Settlements Improve Lining Sealing Transfer Storage Capacity Trailing Shield Injection Segment Injection Multiple Injection Points Volume Controlled Pressure Controlled Grout Transfer Pumps Deposits with Agitators Trailing Shield Injection Segment Injection Multiple Injection Points Volume Controlled Pressure Controlled Grout Transfer Pumps Deposits with Agitators Typical Setups: Peristaltic Pumps Piston Pumps Two Part Injection Typical Setups: Peristaltic Pumps Piston Pumps Two Part Injection Segments Grout Injection Tail Shield Gout Injection Segments Grout Injection Tail Shield Gout Injection

10 Academic Year: 2009-10 Post Graduate Master Course TUNNELLING AND TUNNEL BORING MACHINES POLITECNICO DI TORINO Erector and Segment Handling NeedOptions DesignOperation Storage Area Loading Sequence Segment Design Optimal Key Position Capacity Ring Build Cycles Storage Area Loading Sequence Segment Design Optimal Key Position Capacity Ring Build Cycles 1 or 2 Full Rings Storage Autorotation Segment Cars Various Pick-Up Methods Guidance System Interface Multiple Ring Build Stations Electro-Hydraulic Controls Remote Radio Controls 1 or 2 Full Rings Storage Autorotation Segment Cars Various Pick-Up Methods Guidance System Interface Multiple Ring Build Stations Electro-Hydraulic Controls Remote Radio Controls Ring Type Erector Arm Type Erector Bulkhead Supported Ball and Cup Pick-Up Vacuum Pick-Up Ring Type Erector Arm Type Erector Bulkhead Supported Ball and Cup Pick-Up Vacuum Pick-Up Erector Movements: Translation Radial Rotation Pitch Roll Yaw Erector Movements: Translation Radial Rotation Pitch Roll Yaw

11 Academic Year: 2009-10 Post Graduate Master Course TUNNELLING AND TUNNEL BORING MACHINES POLITECNICO DI TORINO www..com


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