Table 4
Calculated Wave Parameters from Single Channel
Parameter Name
Description
1
FPC
Peak frequency, CERC method
FPS
FPD
Peak frequency
1
TPC
Peak period, CERC method
TPS
Peak period, single band
TPD
Peak period, Delft method
HMO
Wave height, zero moment
QPG
Spectral width parameter (Goda 1970)
EMO
Zeroth moment of the energy spectrum
EM1
First moment of the energy spectrum
EM2
Second moment of the energy spectrum
0.5
TO2
Average period, calculated as (EMO/EM2)
1
J. Ahrens. (1983). "Important parameters, irregular waves," Internal Memorandum
For Record, 9 December 1983, U.S. Army Engineer Waterways Experiment Station,
Coastal Engineering Research Center, Vicksburg, MS.
22
Chapter 3 Measurement Procedures and Data Analysis