Development of a Highly Flexible and High-Resolution Deep-Towed Streamer
Abstract
:1. Introduction
2. System Overview
3. Description of the Modules
3.1. Data Control Module
3.2. Acoustic Module
3.3. Battery Module
4. Specifications
⟡ Frequency response | 5 Hz to 15 kHz |
⟡ Sensitivity | −201 dBV re 1 µPa |
⟡ Depth | −2200 m |
⟡ Distance between acoustic modules | Flexible |
⟡ Number of acoustic modules | Flexible, normally 12, with a min of 1 and a max of 24 |
⟡ Operating time | 44 h with two battery modules and 12 acoustic modules with a 14.5 V DC 3 A power supply. |
If a 14.5 V DC 5 A power supply is available, no restrictions on operating time. | |
⟡ Time management | Atomic clock with GPS signal receiver |
⟡ Amplifier gain | 26 dB to 66 dB in 8 steps |
⟡ Resolution power | 1.2 µPa in theory |
5. Test Data
6. Summary
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Yamazu, T.; Haraguchi, K.; Inoue, T.; Arai, K. Development of a Highly Flexible and High-Resolution Deep-Towed Streamer. J. Mar. Sci. Eng. 2019, 7, 254. https://doi.org/10.3390/jmse7080254
Yamazu T, Haraguchi K, Inoue T, Arai K. Development of a Highly Flexible and High-Resolution Deep-Towed Streamer. Journal of Marine Science and Engineering. 2019; 7(8):254. https://doi.org/10.3390/jmse7080254
Chicago/Turabian StyleYamazu, Toshio, Koshi Haraguchi, Takahiko Inoue, and Kohsaku Arai. 2019. "Development of a Highly Flexible and High-Resolution Deep-Towed Streamer" Journal of Marine Science and Engineering 7, no. 8: 254. https://doi.org/10.3390/jmse7080254