California funds new hydrogen-powered coastal research vessel

2021 ◽  
Vol 2021 (8) ◽  
pp. 8
2010 ◽  
Vol 7 (2) ◽  
pp. 757-772 ◽  
Author(s):  
E. Waugh ◽  
M. Mowlem

Abstract. A low-cost Unmanned Aerial Vehicle is compared with those already available and the motivation for its development is established. It is targeted at ship-based science missions and potential applications are described including a specific science case to measure white capping in the deep ocean. The current vehicle includes a range of more than 1000 km, carrying a payload of 2 kg and it can be launched and recovered from a coastal research vessel. The vehicle has flown successfully in Force 4 gusting Force 6–7 wind conditions, an important requirement for operation at sea. Data analysis is performed on images captured by the vehicle to provide a measurement of wave period and white capping fraction. The next stage of the project is to develop a suitable payload and perform a demonstration science mission.


2020 ◽  
Vol 45 (46) ◽  
pp. 25328-25343
Author(s):  
R.T. Madsen ◽  
L.E. Klebanoff ◽  
S.A.M. Caughlan ◽  
J.W. Pratt ◽  
T.S. Leach ◽  
...  

2018 ◽  
Author(s):  
Leonard E. Klebanoff ◽  
Joseph W. Pratt ◽  
Robert T. Madsen ◽  
Sean A.M. Caughlan ◽  
Timothy S. Leach ◽  
...  

Ocean Science ◽  
2010 ◽  
Vol 6 (3) ◽  
pp. 615-619 ◽  
Author(s):  
E. Waugh ◽  
M. Mowlem

Abstract. A low-cost Unmanned Aerial Vehicle is compared with those already available and the motivation for its development is established. It is targeted at ship-based science missions and potential applications are described including a specific science case to measure white capping in the deep ocean. The current vehicle includes a range of more than 1000 Km, carrying a payload of 2 Kg and it can be launched and recovered from a coastal research vessel. The vehicle has flown successfully in Force 4 gusting Force 6–7 wind conditions, an important requirement for operation at sea. Data analysis is performed on images captured by the vehicle to provide a measurement of wave period and white capping fraction. The next stage of the project is to develop a suitable payload and perform a demonstration science mission.


1974 ◽  
Vol 11 (01) ◽  
pp. 48-55
Author(s):  
Jeffrey K. Derrickson ◽  
Thomas D. Myers ◽  
Anthony L. Inderbitzen

The United States fleet of oceanographic ships has grown to a significant segment of the national program in marine sciences. The growth has occurred over a 25-year span that can be divided into four distinct periods. The evolution of design and construction led to the consideration of the offshore supply vessel as a possible hull form for adaptation as a research vessel. As a result, the U. S. Navy created a new class of oceanographic research ships, the AGOR (Utility) class. The first two are presently under construction. An AGOR (U) class ship can be used very well for oceanographic work in the coastal zone. To determine the needs for a coastal zone research vessel in the mid-Atlantic area and its possible configuration, a questionnaire was sent to marine scientists and engineers throughout the area. Results from that questionnaire indicate a definite need for such a vessel. A hull form similar to an offshore supply vessel appears to best fit the needs of the anticipated users.


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