Specifications
Double Packing Unit Rotary BOP1) Manufacture following as per SY/T6730
2) Seal Pressure: 3000psi
3) Rotational Speed:120rpm
Double Packing Unit Rotary BOP
13 5/8” – 1500psi/3000psi rotary BOP is a type of well control equipment used in underbalanced drilling.
The major parts include: shell, locking assembly, rotary assembly and drill pipe actuator assembly. They fall into two types: BOPs with single packing unit and double packing unit respectively.
Structural characters
It adopts double packing unit or single packing unit
The rotary dynamic sealing part adopts quick stripper cases
Bearing are lubricated by force.
The cooling system realizes circular cooling to the upper dynamic parts
It adopts modular designs
specification
maximum static seal pressure 21Mpa(3000psi)
maximum dynamic seal pressure 10.5Mpa(1500psi)
maximum rotational speed 120rpm
base pipe bore size φ179.4mm(7 1/16”)
outer diameter of rotary assemble φ456mm(17 19/20”)
maximum seal size 5 1/4”hexagonal drilling pipe+ 5” drill pipe(with 18°/35°joint)
work medium drilling fluid, crude oil, natural gas
temperature rating for metallic material To(-18°~121°)
bottom connection 13 5/8”-5000psi 6B BX160flanged
side outlet connection 7 1/16”-5000psi 6B R46 flanged
21/16”-5000psi 6B R24flanged
Lubrication system maximum working pressure 16Mpa(2300psi)
Locking system rated working pressure 4Mpa(580psi)
Cooling circulation system working pressure 0.8Mpa(110psi)
Power 380V/50HZ
Note : all BOPs are designed and manufactured in accordance with SY/T6730. The resistance to stress corrosion by Hydrogen Sulphide at BOP positions in contact with fluide in the well meets relevant requirements as specified in NACE MR-0175.
