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Planing Hull Hydrodynamic Lift, Trim Angle & Resistance Calculator (Savitsky Method)

Easily calculate and compute planing hull hydrodynamic lift, trim angle & resistance calculator (savitsky method) with accurate equations, live formulas, and expert guidance.

Fully laden craft mass.

Hull beam measured across chines.

V-bottom deadrise angle (typical 10° to 24°).

High-speed planing velocity.

Calculated Result
2.1 °

Running Trim Angle

Running Trim Angle

2.1 °

Equilibrium Trim Angle Degrees

2.1

Beam Froude Number Cv

3.39

Hydrodynamic Lift Coefficient C L

0.0402

Total Hydrodynamic Drag K N

4.6

2.1 — °

Calculation Breakdown

  1. Applied FormulaSizes high-speed planing craft hydrodynamic lift, equilibrium running trim angle τ, and drag using the classical Savitsky naval equations.C_{L\beta} = C_{L0} - 0.0065 \beta C_{L0}^{0.60} \quad [\text{Savitsky Empirical Method}]

Savitsky Planing Hull Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.00.51.11.62.1Running Trim Angle

What Is the Planing Hull Hydrodynamic Lift, Trim Angle & Resistance Calculator (Savitsky Method)?

This tool computes planing hull hydrodynamic lift, trim angle & resistance calculator (savitsky method) with high precision arithmetic.

How Does the Planing Hull Hydrodynamic Lift, Trim Angle & Resistance Calculator (Savitsky Method) Work?

Sizes high-speed planing craft hydrodynamic lift, equilibrium running trim angle τ, and drag using the classical Savitsky naval equations.

Planing Hull Hydrodynamic Lift, Trim Angle & Resistance Calculator (Savitsky Method) Formula & Variables

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

CLβ=CL0−0.0065βCL00.60[Savitsky Empirical Method]C_{L\beta} = C_{L0} - 0.0065 \beta C_{L0}^{0.60} \quad [\text{Savitsky Empirical Method}]

Sizes high-speed planing craft hydrodynamic lift, equilibrium running trim angle τ, and drag using the classical Savitsky naval equations.

How to Use the Planing Hull Hydrodynamic Lift, Trim Angle & Resistance Calculator (Savitsky Method)

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

Step-by-Step Example Calculation

Planing Hull Hydrodynamic Lift, Trim Angle & Resistance Calculator (Savitsky Method) Example

Input Values:

boatWeightKg:3200.0
chineBeamBm:2.4
deadriseAngleDeg:16.0
boatSpeedKnots:32.0
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required °.

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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