A combined duck-type wave energy power generation device and power generation method

Abstract

The invention provides a combined duck-type wave energy power generation device and power generation method, which is equipped with a hydraulic energy harvesting system and a mechanical energy harvesting system; the hydraulic energy harvesting system is installed on an ocean platform, and has a nodding duck floating body and a cantilever connection connected with the nodding duck floating body mechanism; the mechanical energy harvesting system is installed inside the nodding duck floating body, with a differential speed integration mechanism and a reversing speed-up mechanism; the nodding duck floating body has a front cabin and a rear cabin; the cantilever connection mechanism has a truss connection unit and a hydraulic oil circuit unit; the truss connection The unit is connected with the front cabin and the rear cabin to form a parallelogram cube structure that can be displaced with the displacement of the nodding duck floating body. According to the present invention, the hydraulic energy harvesting system can convert the wave energy into the pressure energy of oil through the unstable structure of the parallelogram cantilever, and the mechanical energy harvesting system can efficiently drive the gears to rotate and then realize the generator to generate electricity. It has both mechanical transmission mechanism and Advantages of hydraulic transmission mechanism.

Description

Technical field [0001] The invention belongs to the field of wave energy power generation, and relates to a combined duck-type wave energy power generation device and a power generation method. Background technique [0002] Ocean wave energy is a clean and pollution-free energy in the true sense, and as a renewable energy with abundant reserves, its development potential is huge. At present, there are various forms of ocean wave energy conversion to electrical energy, and different forms of wave energy devices have emerged, and the oscillating float type wave energy power generation device has high energy capture efficiency and high stability. Among them, the duck device is a wave energy device that the duck body reciprocally rotates around an axis to do work. It has an excellent shape design and is therefore a wave energy device with high conversion efficiency. [0003] my country's wave energy has the characteristics of low current density, small wave height, and short wave peri...

AI Technical Summary

Problems solved by technology

The cost of traditional floating duck wave energy devices is high and is greatly affected by the tide level. In addition, most of the current wave energy capture and conversion devices in my country are single independent devices, and there are common problems such as unstable wave capture efficiency.

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