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Standard Horizontal Intervention System

Workover Control System

I.D. NO. 9802-1 Workover Control System

The control system consists of:

  • An integrated control console

The system has:

  • Skid mounting for ease of shipping and handling
  • Free standing specification accumulator package

Technical Details

Unit dimensions  4.15 m L x 2.25 m W x 3.25 m H
Weight 11,000 kg
LP accum usable volume 19 liters @ 276 Bar (4,000 psi)
  2 x 28 liter accumulator
HP accum usable volume 3 liters @ 552 Bar (8,000 psi)
  1 x 12 liter accumulator

Umbilical Details

  1. 7 off 1/4" NB 12,500 psi WP hydraulic hoses (color orange)
  2. 2 off 1/4" NB 12,500 psi WP chemical injection hoses (color red)
  3. 1 off 3/8" NB 5,000 psi WP chemical injection hoses (color red)
  4. 4 off 3/8" NB 5,000 psi WP hydraulic hoses (color orange)
  5. 2 off signal cables each comprising:
    • 1 x 2.5 mm2 STP
    • Polyurethane inner sheath
    • GSW cut through protection braid
    • Polyurethane outer sheath (color black)
  6. Aramid strength member suitable for 1 tonne SWL
  7. Polyurethane inner sheath 2.5 mm RT
  8. Polyurethane outer sheath 3.1 mm RT (color orange)
  9. Various fibre fillers to be added or omitted at the discretion of NDR Cable Systems Ltd.
  10. Finished diameter: - 85 mm nominal
  11. Length: - 305 meters
  12. Reel supplied c/w 14 core 31 meter jumper c/w stab plates
  • Built to Lloyds BS7072/IEE Recommendations
  • Suitable for Zone 1 Rated Areas

Mechanical properties

Breaking Load Bending Radius Weight
Calculated Recommended Min Calculated
  Static Dynamic Air Seawater
kN mm mm kg / km kg / km
49 555 830 4,990 613
      Notes 1
Notes:
  1. Assumes sea water density of 1,026 kg/m2
  2. Weight calculated assuming hoses fluid filled (fluid SG: 1.055 kg/m2 )

Accumulator Rack

Accumulator Rack

I.D. NO.  9802/2

Accumulator Rack complete with isolation valve, pressure gauge and relief valves HP and LP.

  • Built to Lloyds BS7072/IEE Recommendations
  • Suitable for Zone 1 Rated Areas

Technical Details

Manufacturer Weatherford
Unit dimensions Length 1.21 meters
Width 0.47 meters        
Height 1.18 meters
Weight Gross 500 kg

Accumulator Details

Accumulator volume 28 liter
Accumulator part number 200-A-CZ-391
Serial no M5 138
M.W.P 390 Bar
Nitrogen-pre charge 186 Bar

Accumulator volume 28 liter
Accumulator part number 200-A-CZ-391
Serial no M5 139
M.W.P 390 Bar
Nitrogen-pre charge 186 Bar

Accumulator volume 12 liter
Accumulator part number 1205-K-DC-691
Serial no 80665511
M.W.P 690 Bar
Nitrogen-pre charge 276 Bar
© 2010 Weatherford International Ltd.