Ocean *41215# ~ Gamma Spectra - Spectral Density

~ Spectral Density ~ *41215# ~
Frequency and period spectral density for gamma spectrum.

Input Data:

Main spectral parameters: Parameter l (=5 for Pierson-Moskowitz) . . . Parameter n (=4 for PM). . . . . . . . . . . Significant Wave height Hs, m: . . . . . . . Mean zerocrossing period Tz, s:. . . . . . . Spectral Density: Angular frequency omega: . . . . . . . . . . Or: Frequency f=omega/2pi: . . . . . . . . . Or: Period T=1/f:. . . . . . . . . . . . . .

For repeated calculations:
Move the right-hand button to the variable to be updated. Then adjust step length and number of repetitions. For a table of results: Select variables from the spreadsheet list below.
Step length: Repetitions: No repeat: Run by: (default)

Report Format and LayOut:

Format: Job title:
Sections included:
Gamma Spectra, Introduction. (Main data only: )
Spectral Parameters. (Main data only: )
Power Spectral Density. (Main data only: )

Significant digits in results:

2: 3: 4: 5: 6: 7: All with exponent: Integers without dec.point:

Spreadsheet Format:
Specify leading variable, steplength and number of repetitions from input data above.
Select variables from the list below.

Heading:

Line spaces in table:
Space per 5.line: Per 10.line: Per 25.line: No spaces:

Auxiliary starter:

Variables to be included in the spreadsheet:
Angular frequency omega, rad/s.
Dimensionless angular frequency, omega/OMEGA.
Angular frequency spectrum, S(omega), (2.8.15) m^2s.
Frequency f, (omega/2pi).
Frequency spectrum, S(f), m^2s.
Period T, (1/f).
Period spectrum, S(T), m^2/s.