75 Ton Tensioner System
75 Ton four (4) track Tensioner
Tensioner
- Capacity 750 kN
- Speed at maximum tension
- pipe lowering 20 m/min
- pipe retrieval 10 m/min
- Speed at small load (pipe retrieval) 20 m/min
- Maximum friction coefficient 0.1
- Maximum opening 1200 mm
- Total weight 50 ton
Tensioner geometry
- Number of tracks 4
- Contact length 3.8 m
- Pads cast iron / V-shaped
- Rollers not spring mounted
- Mounting on substructure with pins
Pipe data
- Pipe diameter
- Minimum 50 mm
- Maximum 600 mm
- Clamping force on pipe (per track) 360 kN/m
- (Maximum force on 2 track only also possible)
Drive system
- Type of drive hydraulic
- Control speed / tension
- Power per track maximum (pipe retrieval) 45 kW
Power pack
- Maximum working pressure 300 bar
- Power consumption (maximum) 240 kW
- Power supply (3 phase AC) 440 V 60 Hz
General
- Ambient temperatures (operating)
- Minimum -10 °C
- Maximum +40 °C
- Vessel motions – operating (Hs=2.5m)
- X-dir 1.5 m/s2
- Y-dir 1.8 m/s2
- Z-dir 2.0 m/s2
- Roll 7°
- Vessel motions – survival (Hs=10m)
- X-dir 3.0 m/s2
- Y-dir 3.0 m/s2
- Z-dir 4.0 m/s2
- Roll 15°
- Design code
