Part 3 Structures, equipment - Chapter 5 Equipment, steering and appendages

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DNV

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Active

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Electronic (PDF)

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10 minutes

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Introduction

The requirements in this section apply to hull appendages necessary for satisfactory performing of the following functions:

— propulsion

— steering

— dynamic lift.

Such appendages are:

— rudders

— rudder posts

— shaft brackets

— foils.

Further, the requirements will include structural strength of hull foundations of above items, and appended propulsion units such as waterjets.

Requirements for steering arrangement are given in Sec.2.

Requirements for steering gear, hydraulic cylinders, rotating parts, propellers and impellers with shafting bearings for such are given in Pt.4.

Requirements for side thrusters and other appliances intended for manoeuvring or positioning purposes are given in Pt.4.

DNV DNVGL-RU-HSLC PART 3 CHAPTER 5 PDF