Economic feasibility assessment of cage aquaculture in offshore wind power generation areas in Changhua County, Taiwan

Aquaculture ◽  
2021 ◽  
pp. 737611
Author(s):  
Cheng-Ting Huang ◽  
Farok Afero ◽  
Chun-Wei Hung ◽  
Bo-Ying Chen ◽  
Fan-Hua Nan ◽  
...  
Author(s):  
Koki Miki ◽  
Shigeru Tabeta ◽  
Katsunori Mizuno

Abstract In Japan, which has a wide EEZ, there are high expectations for the potential of MRE. The spread of MRE may produce various effects such as eliminating dependence on other countries for energy supply and revitalizing local economies through business entry. On the other hand, consensus building with various stakeholders at the time of project development is considered a major obstacle to dissemination. In order to promote commercialization of the MRE development, not only the evaluation of economic feasibility but also various aspects such as environmental conservation and coexistence with other industries should be integrated and evaluated. A rational system should be established to select suitable sites that all stakeholders can be convinced. In this study, especially on offshore wind power generation, existing studies on selecting suitable sites in consideration of economic, environmental, and social aspects were investigated as well as the related efforts of each country to review the current status of marine spatial planning and extract issues for MRE deployment in Japan. A preliminary economic evaluation for offshore wind power generation around Japan was also carried out.


2004 ◽  
Vol 12 ◽  
pp. 227-232
Author(s):  
Susumu SHIMADA ◽  
Teruo OHSAWA ◽  
Kazuhito FUKAO ◽  
Atsushi HASHIMOTO ◽  
Tomokazu MURAKAMI ◽  
...  

Author(s):  
Do-Eun Choe ◽  
Gary Talor ◽  
Changkyu Kim

Abstract Floating offshore wind turbines hold great potential for future solutions to the growing demand for renewable energy production. Thereafter, the prediction of the offshore wind power generation became critical in locating and designing wind farms and turbines. The purpose of this research is to improve the prediction of the offshore wind power generation by the prediction of local wind speed using a Deep Learning technique. In this paper, the future local wind speed is predicted based on the historical weather data collected from National Oceanic and Atmospheric Administration. Then, the prediction of the wind power generation is performed using the traditional methods using the future wind speed data predicted using Deep Learning. The network layers are designed using both Long Short-Term Memory (LSTM) and Bi-directional LSTM (BLSTM), known to be effective on capturing long-term time-dependency. The selected networks are fine-tuned, trained using a part of the weather data, and tested using the other part of the data. To evaluate the performance of the networks, a parameter study has been performed to find the relationships among: length of the training data, prediction accuracy, and length of the future prediction that is reliable given desired prediction accuracy and the training size.


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