Chapter 8

Subsea Power Supply

Contents

8.1. Introduction

8.2. Electrical Power System

8.2.1. Design Codes, Standards, and Specifications

8.2.2. Electrical Load Calculation

8.2.3. Power Supply Selection

8.2.3.1. Power Supply from Topside UPS

8.2.3.2. Power Supply from a Subsea UPS

8.2.3.3. Power Supply from Subsea Generators

8.2.4. Electrical Power Unit (EPU)

8.2.5. Electrical Power Distribution

8.3. Hydraulic Power System

8.3.1. Hydraulic Power Unit (HPU)

8.3.1.1. Accumulators

8.3.1.2. Pumps

8.3.1.3. Reservoir

8.3.1.4. Control and Monitoring

References

8.1 Introduction

The power supply for a subsea production system is designed according to the subsea control system (Chapter 7). Different control system types (direct hydraulic, electrohydraulic, ...

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