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Ship Form Factor (1 + k) Viscous Resistance Calculator

Easily calculate and compute ship form factor (1 + k) viscous resistance calculator with accurate equations, live formulas, and expert guidance.

Calculated Result
1.15 ratio

Hughes 3D Form Factor (1 + k)

Hughes 3D Form Factor (1 + k)

1.15 ratio

Form Factor K

0.149

Viscous Resistance Multiplier Pct

14.9

Stern Flow Quality

SLENDER STREAMLINED RUN

1.15 — ratio

Calculation Breakdown

  1. Applied FormulaCalculates the 3D form factor (1 + k) via Prohaska analysis to account for boundary layer thickening and pressure form drag beyond 2D flat-plate friction.C_V = (1 + k) C_F, \quad k = c_{13} \left( \frac{B}{L} \right)^{c_B} \left( \frac{T}{L} \right)^{c_T} C_B^{c_P}, \quad C_T = (1 + k) C_F + C_w

Ship Form Factor (1+k) Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.00.30.60.91.1Hughes 3D Form Factor (1 + k)

What Is the Ship Form Factor (1 + k) Viscous Resistance Calculator?

This tool computes ship form factor (1 + k) viscous resistance calculator with high precision arithmetic.

How Does the Ship Form Factor (1 + k) Viscous Resistance Calculator Work?

Calculates the 3D form factor (1 + k) via Prohaska analysis to account for boundary layer thickening and pressure form drag beyond 2D flat-plate friction.

Ship Form Factor (1 + k) Viscous Resistance Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

CV=(1+k)CF,k=c13(BL)cB(TL)cTCBcP,CT=(1+k)CF+CwC_V = (1 + k) C_F, \quad k = c_{13} \left( \frac{B}{L} \right)^{c_B} \left( \frac{T}{L} \right)^{c_T} C_B^{c_P}, \quad C_T = (1 + k) C_F + C_w

Calculates the 3D form factor (1 + k) via Prohaska analysis to account for boundary layer thickening and pressure form drag beyond 2D flat-plate friction.

How to Use the Ship Form Factor (1 + k) Viscous Resistance Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

Ship Form Factor (1 + k) Viscous Resistance Calculator Example

Input Values:

blockCoefficientCb:0.78
lengthBetweenPerpendicularsLpp:195
beamMeters:32
draftMeters:11.5
aftBodyShapeFactor:1
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required ratio.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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