Chapter 22
Subsea Wellheads and Trees
Contents
22.1. Introduction
22.2. Subsea Completions Overview
22.3. Subsea Wellhead System
22.3.1. Function Requirements
22.3.2. Operation Requirements
22.3.3. Casing Design Program
22.3.4. Wellhead Components
22.3.4.1. Wellhead Housing
22.3.4.2. Intermediate Casing Hanger
22.3.4.3. Production Casing Hanger
22.3.4.4. Lockdown Bushing
22.3.4.5. Metal-to-Metal Annulus Seal Assembly
22.3.4.6. Elastomeric Annulus Seal Assembly
22.3.4.7. Casing Hanger Running Tools
22.3.4.8. BOP Test Tool
22.3.4.9. Isolation Test Tool
22.3.4.10. OD Wear Bushing and OD BOP Test Tool
22.3.5. Wellhead System Analysis
22.3.5.1. Basic Theory and Methodology
22.3.5.2. Static Wellhead Loading
22.3.5.3. Thermal Induced Loading
22.3.5.4. ...
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