Marine Electrical Power Systems:
Electric Power Load Analysis (EPLA):
Pulsed load analysis

Last Update: July 31, 2026

Essential Questions

Essential Question Level of Thinking
What are the characteristics of pulsed loads?
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What are system implications of pulsed loads on ac systems powered by generators? Powered by transformers?
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What are system implications of pulsed loads on systems powered by power electronic converters?
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What can be done to mitigate the impact of pulsed loads on system performance?
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How is pulsed load analysis performed?
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Text Material

Pulsed Load Analysis (docx)

Presentation Material

Pulsed Load Analysis Presentation ... (pptx)

Images

I_20080131a U.S. Navy Railgun Test

I_20180227a U.S. Navy Railgun Prototype

I_20141211a U.S. Navy Laser Weapon System

I_20200128a USS Gerald R. Ford (CVN 78) Advanced Arresting Gear

I_20191115a USS Gerald R. Ford (CVN 78) Electromagnetic Aircraft Launch System (EMALS)

I_20230926a Jack Lucas (DDG 125) with AN/SPY-6(V)1 Air and Missile Defense Radar

Video Material

References

MIL-STD-1399-300-1 Low Voltage Electric Power, Alternating Current

MIL-STD-1399-300-2 Medium Voltage Electric Power, Alternating Current

NATO ANEP-100 (STANAG 1008) NATO Standard, Characteristics of Shipboard 440V/230V/115V 60Hz, 440V/115V 400 Hz and 24/28VDC Electrical Power Systems in Warships of the NATO Navies.

Andrus, Mike, Matthew Bosworth, Jonathan Crider, Hamid Ouroua, Enrico Santi, and Scott Sudhoff, "Notional System Models", Electric Ship Research and Development Consortium Technical Report, Dec 2013.

Boehmer, Tyler and Deanna Temkin, "Power-Specification Frequency-Domain Test and Analysis Methodology for Large Dynamic Loads", Johns Hopkins University Applied Physics Laboratory, Laurel, MD, Rev 0, January 2, 2018.

Doerry, Norbert, and John Amy Jr., "MVDC Shipboard Power System Considerations for Electromagnetic Railguns," 6th DoD Electromagnetic Railgun Workshop, Laurel MD, Sept 15-16, 2015

Doerry, Norbert, "Preliminary Interface Standard, Medium Voltage Electric Power, Direct Current," Naval Sea Systems Command, Technology Office (SEA 05T), Ser 05T / 002 of 16 January 2020. Also available from DTIC AD1090170

Kanellos, F.D., I.K. Hatzilau, J. Prousalidis, E. Styvaktakis, "Simulation of a Shipboard Electrical Network (AES) comprising Pulsed Loads", Engine as a Weapon II, IMarEST, Dec. 2006, London.

Kanellos, F., I. K. Hatzilau, and J. Prousalidis, "Investigation of voltage-frequency modulation in ship electric networks with pulsed loads according to STANAG 1008 design constraints", Proceedings of All Electric Ship 2007, IMarEST and SEE, London UK, 25-26 September 2007.

Steurer M.; M. Andrus; J. Langston; L. Qi; S. Suryanarayanan; S. Woodruff; P.F. Ribeiro; "Investigating the Impact of Pulsed Power Charging Demands on Shipboard Power Quality", 2007 IEEE Electric Ship Technologies Symposium, Arlington VA, 21-23 May 2007, DOI: 10.1109/ESTS.2007.372104

Tsekouras, George J., Fotis D. Kanellos, John M. Prousalidis and Ioannis K. Hatzilau, "Implementation Limitations of STANAG 1008 Design Constraints for Pulsed Loads", Nausivios Chora, A Journal in Naval Sciences and Technology, pp. 110-135, ISSN: 1791-4469, 2012 Hellenic Naval Academy.


(C) Copyright 2024,2026 Norbert Doerry

This work by Norbert Doerry is licensed under CC BY 4.0

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