HydroComp also publishes an email technical newsletter - the Marine Performance Technology Exchange - with small articles on various topics, many of which introduced the publications shown here. Please contact us if you would like to receive these periodic newsletters by email.
    

 
The following HydroComp technical articles have appeared in academic and industry publications.

• MacPherson, D.M., Puleo, V.R, and Packard, M.B., "Estimation of Entrained Water Added Mass Properties for Vibration Analysis", SNAME New England Section, Jun 2007 [PDF]
   
• MacPherson, D.M., "Reliable Speed Prediction: Propulsion Analysis and a Calculation Example", International Boatbuilders' Exhibition & Conference (IBEX), 2004 [PDF]
   
• MacPherson, D.M., "Sea Trial Analysis: The Value in the Data", International Boatbuilders' Exhibition & Conference (IBEX), 2003 [PDF]
   
• MacPherson, D.M., "Case Study: Application of NavCad to the Design and Optimization of a Waterjet-Driven Patrol Boat", HydroComp Report, Nov 2002 [PDF]
   
• MacPherson, D.M., "Special Performance Considerations for Boats with Electronic Control Engines", International Boatbuilders' Exhibition & Conference (IBEX), 2001 [PDF]
   
• HydroComp, Commercial Propeller Specifications, compiled 2001 [PDF]
   
• MacPherson, D.M., "Selection of Commercial Waterjets: New Performance Coefficients Point the Way", SNAME New England Section, Feb 2000 [PDF]
   
• MacPherson, D.M., "The Implications of Adaptive Speed Management (ASM) for Fast Ferries", 15th Fast Ferry International Conference, Boston, 1999 [PDF]
   
• MacPherson, D.M., "Small Propeller Cup: A Proposed Geometry Standard and a New Performance Model", SNAME Propellers/Shafting '97 Symposium, 1997 [PDF]
   
• MacPherson, D.M., "Ten Commandments of Reliable Speed Prediction", Small Craft Symposium, Univ. of Michigan, May 15-17, 1996 [PDF]

• November 2008 [PDF]
  Contribution of a nozzle in ducted propeller performance
  Magazine article: Applied hydrodynamics
  IBEX 2008 technical presentation - Chronic Propeller Problems
   
• April 2007 [PDF]
  Vertical Prismatic: The Forgotten Coefficient
  HydroComp's new web log
  Technical presentation - Propeller Properties for Vibration Analysis
   
• April 2006 [PDF]
  Design power and RPM for propeller sizing
  Stern wedges
  HydroComp and Design Systems & Technologies Celebrate 15 Years
   
• October 2005 [PDF]
  Effect of shallow water on speed and performance
  Performance differences in fresh and salt water
  WMTC 2006 presentation - Inboard Propeller Cavitation
  Presentation and seminar services
   
• May 2005
  Predicting performance by scaling from another boat
  Fine-tuning pitch on a propeller
   
• September 2004
  Estimating a nominal hydrodynamic pitch for a variable pitch distribution
  New insights into cupped propellers
   
• March 2004
  Leading-edge bluntness of hydrofoils
  Model testing
   
• September 2003
  Singing propellers
  Half angle of entrance
  Thrust and power factors for propeller material and ISO class
  New software numbering system
   
• July 2003
  Four blades or five?
  The three modes of cavitating performance
   
• January 2003
  Performance trends with propeller tunnels
  Validation study of Delft sailing yacht model
  Transfer of parametric data from hull design and hydrostatics software
   

Prediction techniques

• 141 - Definition of Propeller Tunnels for PropExpert
• 136 - Correlating Michigan Wheel Cup Gages
• 133 - IDF Hull Data Transfer Format
• 130 - Tips for Predicting Speed with PropExpert
• 128 - Applicability Range of Holtrop-1984 Method
• 127 - Modeling Tractor-style Azimuthing Podded Drives
• 120 - Predicting Resistance and Power for an Integrated Tug/Barge Using NavCad
• 118 - Analysis of Vessel Acceleration with NavCad
• 117 - Analysis of Dissimilar Engine-Gear-Propeller Systems with PropExpert
• 116 - Validation and the Use of PropExpert for Small High-speed Powerboats
• 108 - Validation and Testing of Performance Prediction Algorithms
• 105 - Predicting Catamaran Resistance with NavCad
• 104 - An Evaluation of Tanker Resistance Prediction Accuracy in NavCad
• 103 - Comments on Reliable Prediction Accuracy
• 101 - Correlating Propeller Performance with Kt/Kq Multipliers

Propeller performance

• 138 - Singing Propellers
• 137 - The Three Modes of Cavitating Performance
• 135 - Blade Area Ratio Defined
• 134 - Predicting the Inception of Ventilation
• 132 - Correlating K_T/K_Q for Symmetric-section Propellers
• 129 - Simplified Prediction of Propeller Inflow/Outflow Properties
• 112 - Root Cavitation on Small Commercial Propellers
• 111 - Cavitation on Small Commercial Propellers
• 107 - Propeller Characteristics for Torsional Analysis

Propeller CAD and modeling

• 140 - Estimating Propeller Forces for Blade Strength Analysis
• 131 - Practical Propeller Modeling: From Concept to 3D CAD Model
• 125 - Approximating a Fillet Radius Onto a Cylindrical Hub in PropCad
• 121 - Definition of Section Offsets in PropCad

Vessel operation

• 139 - Hull Speed
• 126 - Demonstrating the Effect of Vessel Weight Change with PropExpert
• 124 - When Does Shallow Water Become a Problem?
• 122 - Typical WorkBoat Rudder and Propeller Placement
• 113 - Minimum Planing Speed
• 110 - Bollard Pull