Quick Answer
The wave transmission coefficient for low-crest breakwaters (t_l, t_s, or k_t) calculator computes wave transmission coefficient from the input values you provide.
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Find Engineering Solutions →Result Interpretation
Wave Transmission Coefficient for Low-Crest Breakwaters (T_L, T_S, or K_t) calculator computes Wave Transmission Coefficient in dimensionless using the defined engineering formula and the input values provided. Wave Transmission Coefficient is expressed in dimensionless. No universal acceptance threshold is defined by this calculator.
Worked Example
Verified calculation
Given:
- Relative Crest Freeboard = 0.3
- Spectral Period to Significant Wave Height Ratio = 8
- Relative Submergence Parameter = 0.2
Expected Result:
- Wave Transmission Coefficient = 0.76583652204498
Engineering Interpretation:
Under the given input conditions, the calculated result is: Wave Transmission Coefficient = 0.76583652204498 dimensionless.
The actual numerical result is computed by the Runtime engine using the persisted tool definition. The values shown here come from deterministically validated test cases.
Formula / Method
wave transmission coefficient = sqrt(1.0 - 1.0 / (1.0 + pow(10.0, 1.25 * (relative crest freeboard - 0.4)) * sqrt(spectral period to significant wave height ratio) * pow(relative submergence parameter, 0.25)))Wave Transmission Coefficient.
Variables
| Symbol | Label | Role | Description |
|---|---|---|---|
| Rc_Hm0 | Relative Crest Freeboard | INPUT | Relative Crest Freeboard |
| Tm_10_Hm0 | Spectral Period to Significant Wave Height Ratio | INPUT | Spectral Period to Significant Wave Height Ratio |
| P | Relative Submergence Parameter | INPUT | Relative Submergence Parameter |
| result | Wave Transmission Coefficient | OUTPUT | Wave Transmission Coefficient |
Calculation Steps
- Enter the relative crest freeboard in dimensionless.
- Enter the spectral period to significant wave height ratio in dimensionless.
- Enter the relative submergence parameter in dimensionless.
- Step 1: Compute wave transmission coefficient.
- Read the wave transmission coefficient (dimensionless) from the results.
Frequently Asked Questions
What does this calculator calculate?
The Wave Transmission Coefficient for Low-Crest Breakwaters (T_L, T_S, or K_t) calculator estimates Wave Transmission Coefficient based on the input parameters you provide
Why is relative crest freeboard important in this calculation?
relative crest freeboard is used directly in the calculation of wave transmission coefficient. Its effect on the result depends on the complete formula and the values of the other inputs.. When you enter relative crest freeboard in dimensionless, the calculator uses it in the engineering formula to compute the output
How should I interpret the result wave transmission coefficient?
The calculator outputs wave transmission coefficient in dimensionless. The result is computed directly from the input values using the defined engineering formula
What units should I use for the inputs?
Enter each value in the units shown next to the input field: Relative Crest Freeboard (dimensionless), Spectral Period to Significant Wave Height Ratio (dimensionless), Relative Submergence Parameter (dimensionless). Make sure all inputs use the specified units for consistent results
What assumptions does this calculator use?
This calculator uses automatically validated engineering formulas. Results are approximate and should be validated against site-specific conditions, applicable codes, and professional engineering judgment
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