Results 11 to 20 of about 18,494 (307)

Comparative Investigations of Tidal Current Velocity Prediction Considering Effect of Multi-Layer Current Velocity [PDF]

open access: yesEnergies, 2020
Accurate tidal current prediction plays a critical role with increasing utilization of tidal energy. The classical prediction approach of the tidal current velocity adopts the harmonic analysis (HA) method. The performance of the HA approach is not ideal
Bo Feng   +6 more
doaj   +2 more sources

Harvesting Energy from Ocean: Technologies and Perspectives

open access: yesEnergies, 2022
The optimal utilization of renewable energies is a crucial factor toward the realization of sustainability and zero carbon in a future energy system. Tidal currents, waves, and thermal and salinity gradients in the ocean are excellent renewable energy ...
Muhammed Zafar Ali Khan   +2 more
doaj   +1 more source

Research on the Blade Motion of a Bidirectional Energy-Generating Turbine under Integrated Wave and Tidal Current Action

open access: yesJournal of Marine Science and Engineering, 2021
An integrated wave-tidal current power turbine is affected by both wave and tidal current forces, and its energy efficiency is closely related to the velocity and direction of the two forces.
Yamei Li   +5 more
doaj   +1 more source

Prototyping of a tethered undersea kite to harvest energy from low velocity currents

open access: yesFrontiers in Marine Science, 2022
The global energy consumption has been on the rise since the last industrial revolution and continues to be. So far the demand could be satisfied by a mixture of conventional and renewable energies.
Leonard GĂĽnzel   +3 more
doaj   +1 more source

Research on analysis method of measurement uncertainty in the power performance assessment of tidal energy converters

open access: yesEnergy Reports, 2023
The analysis on the measurement uncertainty of output power in the field test of tidal energy converters is an important process to evaluate the power characteristics performance of the tested tidal energy converter.
Hainan Xia   +4 more
doaj   +1 more source

Computational Fluid Dynamics-based Simulation and Design of a Horizontal Tidal Turbine System [PDF]

open access: yesE3S Web of Conferences, 2023
Tidal phenomena, the rhythmic rise and fall of sea waters due to gravitational forces among celestial bodies like the Sun, Earth, and moon, offer a dependable source of renewable energy.
Mohamad Azim Mohd Azmi   +1 more
doaj   +1 more source

Advancement of Tidal Current Generation Technology in Recent Years: A Review

open access: yesEnergies, 2022
Renewable energy provides an effective solution to the problem existing between energy and environmental protection. Tidal energy has great potential as a form of renewable energy.
Zhen Qin   +3 more
doaj   +1 more source

Tides and Tidal Currents—Guidelines for Site and Energy Resource Assessment [PDF]

open access: yesEnergies, 2021
The main aim of this paper was to classify and to analyze the expeditious resource assessment procedure to help energy planners and system designers dealing with tides and tidal currents. Depending on the geographical features of the site to be evaluated, this paper reported the easiest methods to adopt for later working plans, crucial for preliminary ...
Silvio Barbarelli, Benedetto Nastasi
openaire   +6 more sources

Study of the Performance of Deep Learning Methods Used to Predict Tidal Current Movement

open access: yesJournal of Marine Science and Engineering, 2022
To predict tidal current movement accurately is essential in the process of tidal energy development. However, the existing methods have limits to meet the need for accuracy.
Kai Zhang   +6 more
doaj   +1 more source

A Review on Up-to-Date Gearbox Technologies and Maintenance of Tidal Current Energy Converters

open access: yesEnergies, 2022
This paper presents a review-based comparative study of state-of-the-art technologies, technical challenges and research barriers, and development trends of gearboxes used in tidal current energy converters (TCECs).
Gang Li, Weidong Zhu
doaj   +1 more source

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