The following table provides a brief technical feature comparison of HydroComp’s three speed & power design and analysis software – PropExpert , SwiftCraft and NavCad (Standard and Premium Editions).

= full feature set
= limited feature set

 

Program PropExpert SwiftCraft NavCad [Standard] NavCad [Premium]
 Typical user Propulsion vendors Designers & builders All vessels All vessels
 General vessel size (for guidance only) < 50 m (150 ft) < 75 m (250 ft) Unlimited Unlimited
 Displacement and planing monohulls Full Full Full Full
 Catamarans Reduced Full Full
 Barges Reduced Full Full
 Submarines, SWATH Full Full
 Resistance prediction Full Full Full
 Propulsion sizing Full Full Full Full
 Propulsion analysis Reduced Full Full Full
 Bare-hull drag prediction methods N/A 27 40 41
 Resistance prediction options Reduced Full Full
 Correlation to sea trials or model tests Reduced Full Full
 Added environmental drag prediction Reduced Full Full
 Drag of towed objects Full Full
 Analytical wave-making drag Full
 Wave pattern elevation Full
 Propulsion system sizing Full Full Full Full
 Size diameter, pitch, BAR Full Full Full Full
 Size gear ratio Full Full Full Full
 Sizing by thrust Full Full Full
 Sizing by power Full Full Full Full
 Propulsive coefficient prediction Reduced Reduced Full Full
 Propulsor types 6 3 12 12
 Open propellers Full Full Full Full
 Ducted propellers Full Full Full
 Surface-piercing propellers Full Full
 Cycloidal propellers Full Full
 Controllable-pitch propellers Full Full
 Contra-rotating propellers Full Full
 Waterjets Full Full
 Correlation to propeller model tests Full Full
 Free-run analysis Full Full Full Full
 Towing analysis Full Full Full
 Acceleration analysis Full Full
 Compound gearbox Full Full
 Operating modes analysis Full
 Multi-fuel analysis Full
 CO2 emissions Full
 Model test data management Full Full
 Engine data management Full Full Full Full
 Propeller data management Full Full Full Full
 Gear data management Full
 Waterjet data management Full Full
 Confidence plots Full Full
 Benchmark vessels Full Full
 Comparison plots Full Full
 Spreadsheet revision Full Full
 Hull form drag reduction guidance Full Full Full
 Initial trim guidance Full Full
 Tunnel thruster sizing Full Full
 Scripting Full
 Connectivity to third-party software Full