| Essential Question | Level of Thinking |
| What determines the required ampacity of cable, but duct, and bus pipe? | |
What are the factors that determine the ampacity of cables, bus duct, and bus pipe? | |
| What are the impacts of non-fundamental frequency currents, installation details and ambient temperature on ampacity of cables, bus duct, and bus pipe? | |
| How do bus pipe and bus duct installations differ from cable? | |
| How can voltage drop calculations impact the size of cable, bus duct, and bus pipe? | |
Cable, Bus Duct, and Bus Pipe Capacity Sizing ... (docx)
Cable, Bus Duct, and Bus Pipe Capacity Sizing ... (pptx)
I_20241116b Nuclear Ship Savannah Armored Cable
I_20220517a Cable ways on Emerald Princess
I_20260228d USS Alabama (BB 60) Cable
I_20260300b Sapphire Princess Cable Chafing
I_20251025a Insulated Bus Pipe Cross Section
IEEE Std 45.1 IEEE Recommended Practice for Electrical Installations on Shipboard--Design
IEEE Std 45.8 IEEE Recommended Practice for Electrical Installations on Shipboard--Cable Systems
IEEE Std 1580 IEEE Recommended Practice for Marine Cable for Use on Shipboard and Fixed or Floating Facilities
MIL-DTL-917 Electric Power Equipment, Basic Requirements for
MIL-HDBK-299 Cable Comparison Handbook Data Pertaining to Electric Shipboard Cable
MIL-STD-1472 Human Engineering
DPC 310-1 Electric Power Load Analysis (EPLA) for Surface Ships
Doerry, Norbert H., "Impedance of Four-Conductor Cable," Naval Sea Systems Command, Technology Office (SEA 05T), Ser 05T / 011 of 2 Oct 2020. Available from DTIC AD1110943
Doerry, Norbert, "Shipboard power system limiting load flow and load flow analysis", IEEE ESTS 2025, Alexandria VA, August 5-8, 2025.
Doerry, Norbert, "Voltage Drop Calculations on Shipboard Power Systems", presented at 16th International Symposium on Practical Design of Ships and Other Floating Structures PRADS 2025, Ann Arbor, MI, USA, October 19th - 23rd 2025.
(C) Copyright 2024, 2026 Norbert Doerry
This work by Norbert Doerry is licensed under CC BY 4.0