水下采油树介绍12.02.06

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水下采油树的组成（典型）
采油树连接器 采油树本体 采油树阀门 阀门执行器 和脐带缆连接的控制面板 控制系统 油嘴 管道、转换接头、加注等 导向架 采油树帽 捞拖网保护
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3.1.1 XT Assembly
General
南海深水天然气开发项目
South China Sea Deepwater Gas Development Project
水下采油树介绍
2012年02月06日
主要内容
采油树的定义及作用 采油树的分类
采油树的组成
PY35 的采油树 采油树的安装
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结构 操作 安装
环空筒
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Methanol (1x1”) Annulus Pressure Vent Line (1x1”)
PT
Tree Block TCP XOV THP AAV
Choke Choke PositionPosition Indicator
Choke Bridge
MIV
CHOKE BRIDGE
多相流量计 MEG(2x1.25”)
Horizontal XT (5-1/8’’ x 2-1/16’’ )
10K PSI Temp. U (-18 to +121℃) Temp. L (-40 to +82℃) HH ( Wetted Area) + FF (Annulus) PSL 3G PR2
API 17D API 6A
Fishing Friendly Structure 30’’ x 13-3/8’ ’x 9-5/8’’ CSG
3.1.1 XT Assembly
General
18 ¾” H4 Mandrel
Specifications
Max Single Lift (supply vessel) 40 tons Max Plan Area (moon pool) 6m x 6m
Fra Baidu bibliotek
Limitation:
Max Height 4m
Cathodic Protection
Hydraulic Fluid Requirement
SAE AS4059 Standard ( refer to Umbilical Section) + Mixing of fluids not allowed
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3.1.1 XT Assembly - XT P&ID
AWV
AMV
PMV
PT T
PWV
CIV
SP TT
CIMV
PIV
10000 psi
SCSSV
6000 psi JUMPER Jumper
To PLEM
CIV
CIMV Scale Inhibitor (1x3/8”)
Annulus
DH PT
AS D
Thank You
Max Valve Closure Time 25-30 Seconds XT c/w 18-3/4’’ H4 Profile XT c/w 18-3/4’’ H4 profile XT connector
Corrosion Protection
Tree Connector (HT-H4)
Surface Coating (f/ permanent installed items RAL 1004 Yellow)
Design Life:
Specifications
20 Years
Configuration :
Working Pressure : Temp. Class (XT) : Temp. Class (Down Stream of XT, including Choke Body): Material Class : Product Specification Level : Performance Requirement : Protection Structure : Casing Program