Marine Electrical Power Systems:
Shipboard Power System Fundamentals:
Architectures

Last Update: August 20, 2025

Essential Questions

Essential Question Level of Thinking
What is an architecture and what are the architectural modules (building blocks) of ship's electrical power and propulsion architectures?
Understand
What are implications of a radial architecture, zonal architecture, and ring bus architecture?
Understand
What are implications of a mechanical drive ship design, a hybrid drive ship design, and an integrated electric drive ship design?
Understand
What are implications of current type (a.c. and d.c.) and voltage level (Low voltage and medium voltage) buses?
Understand

Text Material

Architectures

Presentation Material

Images

I_20250820a Architecture figures

Video Material

References

IEEE Std 45.1 IEEE Recommended Practice for Electrical Installations on Shipboard--Design

IEEE Std 45.3 IEEE Recommended Practice for Electrical Installations on Shipboard--Systems Engineering

Doerry, LCDR Norbert and LCDR James C. Davis, " Integrated Power System for Marine Applications", Naval Engineers Journal, May 1994.

Doerry, LCDR Norbert, Henry Robey, LCDR John Amy, and Chester Petry, " Powering the Future with the Integrated Power System", Naval Engineers Journal, May 1996.

McCoy, Timothy J., "Integrated Power Systems - An Outline of Requirements and Functionalities for Ships," in Proceedings of the IEEE, vol. 103, no. 12, pp. 2276-2284, Dec. 2015,


(C) Copyright 2024-2025 Norbert Doerry

This work by Norbert Doerry is licensed under CC BY 4.0

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