Blog
Article: Underwater Radiated Noise – What’s Missing for Design
*This article was originally published in The Maritime Executive. We all acknowledge the environmental impact of Underwater Radiated Noise (URN) from ships, and the challenges it poses for shipping companies and shoreside organizations. While noise is produced by...
Small but Mighty: Meet the JaiaBot
HydroComp's role in the creation of this micro-sized AUV Water makes up approximately 71% of the earth’s surface, but there’s still a wide range of questions about it that need to be answered. From environmental and water quality assessments to hazard and channel...
DC Motor Component for NavCad 2021
New electric drive motor feature for Propulsion simulation Development for HydroComp NavCad 2021 offers new features across the range of applications. One specific highlight is NavCad’s new DC motor feature. New DC electric motor Drive option A major update for NavCad...
Article: The New Wave of Surfing
A conversation with Pete Fagan of New Hampshire eFoil Surf’s up – even with no wind or waves. Thanks to Lift Foils’ portable and versatile invention, the eFoil, the next generation of surfers is emerging. To make his dream a reality, founder Nick Leason turned to the...
Article: Thruster Tech – Capturing Performance Data for Design of Unmanned Vehicles
Conducting a sea trial is a necessary step upon delivery of a ship. This activity not only documents and validates anticipated ship speed and power, but if done correctly also provides performance data that can be useful for design purposes. The same holds true for...
Webinar Series
Our webinar platform has moved to myhydrocourses.com! Visit to access our most recent webinars. After-market Modification of Propellers to Achieve Performance Objectives Propeller hydrodynamics can be complicated and messy, and sometimes the combination of...
Article: Propeller Considerations for Inland-River Pushboats
Inland river pushboats operate in a harsh environment. Transiting our rivers, bays, lakes, and inland waterways, these vessels push barges between hubs of commerce. Swift currents, trash and debris, heavy traffic, and narrow waterways are day-to-day realities for...
Article: Trim Optimization – Using NavCad for Prediction Confidence
There are cheaper, less time consuming alternatives to CFD surrogate models, writes HydroComp's Don MacPherson. This article has been reprinted with permission from the October 2020 issue of The Naval Architect. One tool in an operator’s hunt for fuel reduction is...
Article: UV Tail Shape and Vehicle-Propulsor Performance
Successful underwater vehicle (UV) performance is all about a properly functioning system. The components of a UV’s Vehicle-Propulsor-Drive system are not individual performers. They must be in harmony. Often overlooked during system design is the relationship between...
Next Generation of Naval Architects Embracing Software Lease Licenses
A discussion with Josip Andrisic of FLOW Ship Design Ltd. FLOW Ship Design Ltd is an independent ship design company located in Pula, Croatia. The company was founded in 2018 by naval architects Josip Andrišić, Vito Radolović, Igor Lalović, and Obrad Kuzmanović. This...
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