Wave Orbital Velocity Effects on Radar Doppler Altimeter for Sea Monitoring
Abstract
:1. Introduction
2. Materials and Methods
3. Simulation and Results
3.1. Single Waveforms
3.2. 20 Hz Data—Wind Sea/Swell Interaction
3.3. 20 Hz Data—Sea Surface Height
4. Discussion and Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Parameter | Value |
---|---|
Satellite Height h | 700,000 m |
Satellite Velocity VS | 7000 m/s |
Electromagnetic Wavelength λ | 0.0221 m |
Frequency Resolution fres | 312.5 Hz |
Nominal Space Resolution Δdy | 360.1 m |
Parameters of the Simulations | Value |
---|---|
Size of test area in across-track (X) direction Lx | 6000 m |
Size of test area in along-track (Y) direction Ly | 1000 m |
Computational grid along the across-track (X) direction DX | 1 m |
Computational grid along the track (Y) direction DY | 1 m |
Resolution of distance between antenna and sea surface | 0.47 m |
Parameters of the Simulations | Value |
---|---|
Size of test area in across-track (X) direction Lx | 6000 m |
Size of test area in along-track (Y) direction Ly | 6000 m |
Computational grid along the across-track (X) direction DX | 5 m |
Computational grid along the track (Y) direction DY | 5 m |
Resolution of distance between antenna and sea surface | 0.35 m |
Number of measurements in a second | 20 Hz |
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Reale, F.; Pugliese Carratelli, E.; Di Leo, A.; Dentale, F. Wave Orbital Velocity Effects on Radar Doppler Altimeter for Sea Monitoring. J. Mar. Sci. Eng. 2020, 8, 447. https://doi.org/10.3390/jmse8060447
Reale F, Pugliese Carratelli E, Di Leo A, Dentale F. Wave Orbital Velocity Effects on Radar Doppler Altimeter for Sea Monitoring. Journal of Marine Science and Engineering. 2020; 8(6):447. https://doi.org/10.3390/jmse8060447
Chicago/Turabian StyleReale, Ferdinando, Eugenio Pugliese Carratelli, Angela Di Leo, and Fabio Dentale. 2020. "Wave Orbital Velocity Effects on Radar Doppler Altimeter for Sea Monitoring" Journal of Marine Science and Engineering 8, no. 6: 447. https://doi.org/10.3390/jmse8060447