Transcript Slides Presentation PoliTo 3

POLITECNICO DI TORINO
Post Graduated Master Course
TUNNELLING AND TUNNEL BORING MACHINES
Subject of the lesson : RME238 series 21300 Metro Seville
Lecturer : René Raúl Ramírez Vázquez
Golden Sponsors
Sponsors
Academic Year: 2009-10
POLITECNICO DI TORINO
Presentation Overview
Tunnel Alignment
Geology
General Specifications
Site Assembly Challenge
Risks
Difficulties Encountered
Production
Cuttinghead Modification
TBM Assembly, Short Movie
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Presentation Overview
Tunnel Alignment
Geology
General Specifications
Site Assembly Challenge
Risks
Difficulties Encountered
Production
Cuttinghead Modification
TBM Assembly, Short Movie
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Tunnel Alignment
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Tunnel Alignment
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Tunnel Alignment
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Geology Overview
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Presentation Overview
Tunnel Alignment
Geology
General Specifications
Site Assembly Challenge
Risks
Difficulties Encountered
Production
Cuttinghead Modification
TBM Assembly, Short Movie
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
RME238 Series 21300 Seville
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
General Specifications
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Mixed Face EPB
Cut Diameter:
TBM Length:
Overall Length:
Installed Power:
Design Operating Pressure:
Min Radius of Curvature:
Electric Drive
Maximum Continuous Torque
Drive Maximum Speed
Propulsion Cylinders
Total Maximum Thrust
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
6.064 m
9m
93 m
2107 kW
4 bar
200 m
534 Tm
3.8 RPM
24
4320 Tonne
POLITECNICO DI TORINO
Site Assembly
• Shaft Assembly With Tail Tunnel
• Full TBM Assemble Before Launch
• In The Heart of Residential District.
• In The Heat of The Summer
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Presentation Overview
Tunnel Alignment
Geology
General Specifications
Site Assembly Challenge
Risks
Difficulties Encountered
Production
Cuttinghead Modification
TBM Assembly, Short Movie
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Areas of Potential Problems
• Jet Grout Consolidation Not Fully Set
• Abrasive Silty Sand And Gravel
• Water Along Entire Alignment
• Cutting Tools Change In Hyperbaric
• Stations Up To 800m Apart
• Triple Concrete Walls At Stations
• Water Ingress At Stations
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Difficulties Encountered
• Extensive Wear On Tools
• Abrasive Ground Conditions
• Coarse Material
• Loss Of Conditioning Agents
• Material Difficult To Control
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Presentation Overview
Tunnel Alignment
Geology
General Specifications
Site Assembly Challenge
Risks
Difficulties Encountered
Production
Cuttinghead Modification
TBM Assembly, Short Movie
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Production Rates
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Advance Rate:
Best Production day:
Best week:
Best month:
Average Torque:
EPB Pressure:
Average Thrust:
GCS Injection Rate:
30 to 44 mm/min
24 Rings (33.6M)
93 Rings (130M)
320 Rings (448M)
209 Tm
2.53 to 2.67 bar
1607 Tonne
4425 litre/min
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
“Learning Curve”
Rings
100
89
88
79
80
79
Drive 2
60
44
44
Drive 1
40
20
8
8
0
1
11
21
31
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
41
Days
POLITECNICO DI TORINO
Presentation Overview
Tunnel Alignment
Geology
General Specifications
Site Assembly Challenge
Risks
Difficulties Encountered
Production
Cuttinghead Modification
TBM Assembly, Short Movie
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Original Cuttinghead Design
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Mixed Face Design
Interchangeable Rippers and 15.5” Disc Cutters
6 Independent Injection Ports
8 Face Isolation Doors
Opening area 30%
Chromium Carbide wear plate
2 Hydraulic Copy Cutters
45 Rippers
Standard 150mm scrapers
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Original Cuttinghead Wear on Tools
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Modified Cuttinghead Design
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Interchangeable Rippers And 17” Disc Cutters
59 Rippers
14 No. Additional Rippers Outer 1.5m
6 New Outer Tool Paths
Up To 4 No. Rippers Per Path
Wide Format Scrapers
6 No. Independent Injection Ports
Opening Area Of 33%
2 No. Hydraulic Copy Cutters
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Original vs. Modified Cuttinghead
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Original vs. Modified Tools
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Cutting Tools Change in Hyperbaric
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
New Cutting Tools Performance
• 490 m of tunnel
• 3 Concrete Walls at 35Mpa
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
Presentation Overview
Tunnel Alignment
Geology
General Specifications
Site Assembly Challenge
Risks
Difficulties Encountered
Production
Cuttinghead Modification
TBM Assembly, Short Movie
Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES
POLITECNICO DI TORINO
www.
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Academic Year: 2009-10
Post Graduate Master Course
TUNNELLING AND TUNNEL BORING MACHINES