Section 15 Podded propulsion units
Clasification Society 2024 - Version 9.40
Clasifications Register Rules and Regulations - Rules and Regulations for the Classification of Naval Ships, January 2023 - Volume 2 Machinery and Engineering Systems - Part 1 General Requirements - Chapter 3 Requirements for Design, Construction, Installation and Sea Trials of Engineering Systems - Section 15 Podded propulsion units

Section 15 Podded propulsion units

15.1 Design

15.1.1 For details of design requirements, see Vol 2, Pt 4, Ch 4 Podded Propulsion Units.

15.2 Testing and trials

15.2.1 The following requirements are to be complied with:

In addition, the functional capability specified in Vol 2, Pt 1, Ch 3, 3.1 Submission of information is to be demonstrated to the Surveyor’s satisfaction.

15.2.2 The actual values of steering torque are to be verified during sea trials to confirm that the design maximum dynamic duty torque has not been exceeded.

15.2.3 Electric motor cooling systems are to be verified, as far as possible, to ensure that they are capable of limiting the extremes of ambient temperature to those specified in Vol 2, Pt 4, Ch 4, 2.3 Pod internal atmospheric conditions 2.3.1.

15.2.4 Any trials and testing identified from the Risk Assessment report, see Vol 2, Pt 1, Ch 3, 18 Risk Assessment (RA), are also to be carried out.


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