CN-122009415-A - Deep-open-sea self-sustaining type fishing light wave complementary comprehensive power generation system

CN122009415ACN 122009415 ACN122009415 ACN 122009415ACN-122009415-A

Abstract

The invention provides a deep-open sea self-sustaining type fishing light wave complementary comprehensive power generation system, which belongs to the technical field of comprehensive power generation systems and comprises an offshore light energy power generation system, a wave energy power generation device and a gravity type aquaculture net cage system, wherein the offshore light energy power generation system is arranged at the top of a floating type platform, the wave energy power generation device is arranged between supporting columns of the floating type platform and comprises an oscillating floater, a power output system and an adjustable counterweight structure, the gravity type aquaculture net cage system is fixed below the floating type platform, the net cage system is kept through the counterweight system and the anchorage system, an intelligent aquaculture function is realized by means of electric energy generated by the wave energy power generation device, the buoyancy structure of the floating type platform is shared with the buoyancy structure of the gravity type aquaculture net cage, and the technical problems of low space utilization rate, difficult energy supply and lack of collaborative optimization capability caused by independent development of the offshore light power generation and the wave energy power generation and the seawater aquaculture in a deep-open sea environment are solved.

Inventors

YU TONGSHUN
Lun Zhixin
ZHANG ZHENYU
SONG HAOYANG
TONG XIN
ZHAO XUEWEN
LIU GUANTING

Assignees

中国海洋大学

Dates

Publication Date: 20260512
Application Date: 20260319

Claims (10)

1. The utility model provides a complementary integrated power generation system of deep open sea self-sustaining type fishing light wave which characterized in that includes: the offshore light energy power generation system is arranged at the top of the floating platform and is used for capturing light energy and converting the light energy into electric energy; the wave energy power generation device is arranged between the supporting columns of the floating platform and comprises an oscillating floater, a power output system and an adjustable counterweight structure, wherein the oscillating floater is used for performing heave motion along the columns under the action of waves to absorb wave energy, the adjustable counterweight structure is used for dynamically adjusting the counterweight in the floater to change the mass distribution and the moment of inertia of the counterweight so as to match the dominant period of a wave field, the power output system is used for converting captured wave energy into electric energy, and the adjustable counterweight structure is used for dynamically adjusting the counterweight in the floater to change the mass distribution and the moment of inertia of the counterweight so as to match the dominant period of the wave field The gravity type cultivation net cage system is fixed below the floating platform, keeps the net cage shape through the counterweight system and the anchorage system, and realizes an intelligent cultivation function by means of electric energy generated by the wave energy power generation device; The buoyancy structure of the floating type platform is shared with the buoyancy structure of the gravity type cultivation net cage, and the wave energy power generation device is arranged around an outer ring structure for supporting the photovoltaic platform in an annular array mode.
2. The deep-open sea self-sustaining type fishing light wave complementary comprehensive power generation system according to claim 1, wherein the wave power generation device is an oscillating float type wave power generation device, the oscillating floats are of sealed hollow cylindrical structures and are arranged between supporting columns of the floating type photovoltaic platform in a ring-shaped array mode, and space resources in the middle of the floating type platform are fully utilized.
3. The deep open sea self-sustaining complementary integrated power generation system of fish wave as set forth in claim 2, wherein said oscillating buoy comprises: The shell is made of a corrosion-resistant high-strength composite material; The adjustable balancing weight is arranged in the shell and driven by hydraulic pressure, and is used for dynamically and continuously changing the mass distribution and the moment of inertia of the floater by accurately adjusting the position of the balancing weight according to real-time sea conditions, and adjusting the inherent oscillation period of the balancing weight to match the dominant period of a wave field, so that the device continuously approaches to an optimal resonance state in a changed marine environment, and high-efficiency energy capture under a wide frequency band is realized; a guide wheel system having low friction, wear resistance characteristics for nesting the floats between the columns and heave motion therealong, and And the state locking mechanism is used for receiving a central control system instruction under extreme sea conditions, temporarily solidifying the floater and the upright post, and enabling the floater and the platform to form a whole to resist the billow so as to protect the safety of the device.
4. The deep open sea self-sustaining complementary integrated power generation system of fish wave as set forth in claim 3, wherein said power take off system comprises: the energy conversion structure adopts a hydraulic motor and is used for converting wave energy into mechanical energy; a generator connected to the output shaft of the energy conversion structure for converting mechanical energy into electrical energy, and The control system comprises a sensor module, a data processing mechanism and an executing mechanism.
5. The deep-open sea self-sustaining fishing light wave complementary comprehensive power generation system according to claim 4, wherein the sensor module comprises a pressure sensor and a flow sensor in a wave energy hydraulic circuit, and a current sensor and a voltage sensor in a power generation circuit, and is used for providing real-time state monitoring and data acquisition of each part for the comprehensive system.
6. The deep and open sea self-sustaining complementary comprehensive power generation system of fishing waves and light waves according to claim 5, wherein the data processing mechanism is internally provided with an energy collaborative optimization algorithm, and dynamically schedules multi-energy complementary output and load switching according to real-time power generation, energy storage state and cultivation load requirements, and adopts a high-performance multi-core microprocessor; The actuating mechanism comprises a proportional servo valve and a variable damping regulator of the wave energy hydraulic system, and is used for converting instructions into physical control on the energy capturing and converting process, coordinating multi-energy complementary output and energy storage charging and discharging, and realizing efficient, stable and economic energy scheduling of the offshore fishing wave system.
7. The deep open sea self-sustaining complementary integrated power generation system of fish wave as set forth in claim 6, wherein said offshore photovoltaic power generation system comprises: The photovoltaic power generation plate is arranged on the supporting structure at the top of the floating platform; Irradiance sensor for real-time monitoring and measuring solar radiation energy reaching the surface of photovoltaic panel to diagnose component fouling or shielding failure and output signal to double-shaft tracking driving motor, and The plate temperature sensor is used for detecting the working temperature of the photovoltaic module so as to evaluate power loss caused by temperature rise, monitor the hot spot effect of abnormal high temperature of the local module and start the cooling system to prevent high temperature damage; The double-shaft tracking driving motor judges steering according to irradiance differences of different angles so as to achieve an accurate sun-tracking function of the photovoltaic panel and obtain maximum radiation energy.
8. The deep open sea self-sustaining, fishing wave complementary, integrated power generation system of claim 7, wherein said floating platform comprises: The photovoltaic power generation plate supporting structure is used for bearing the photovoltaic power generation plate; the support upright post is used for installing the wave energy power generation device; an annular rigid support structure for maintaining the underwater configuration of the platform, and The floating ring structure is made of a light high-strength annular high-density polyethylene floating pipe and is shared with a gravity type culture net cage below; The floating type platform and the gravity type culture net cage are fixed through the same anchorage system, so that the stable positions of the photovoltaic platform and the culture net cage in seawater are ensured, and the setting cost of the anchorage system is reduced.
9. The deep open sea self-sustaining complementary integrated power generation system of fish wave as set forth in claim 8, wherein said gravity culture cage system comprises: the floating ring structure is a hollow circular pipe which is formed by extruding high-density polyethylene and has two closed ends, and is connected with the underwater rigid support structure of the photovoltaic platform so as to improve the wind wave resistance of the photovoltaic platform; The net structure is made of polyethylene materials; a counterweight system including a sinker and a bottom ring for maintaining the cage shape by gravity, and The anchorage system adopts a four-point anchorage form and comprises an anchor chain, an anchor rope and an anchorage; the floating ring is structurally provided with an automatic feeder, and a water quality sensor and a fish activity monitoring sensor are arranged in the culture net cage and integrated with an intelligent management unit.
10. The deep-open sea self-sustaining type fishing light wave complementary comprehensive power generation system according to claim 9 is characterized in that the water quality sensor comprises a dissolved oxygen sensor, a temperature sensor and a pH value sensor, and is used for monitoring water quality in real time, wherein the fish activity monitoring sensor is used for collecting key environment data and evaluating the health and hunger state of farmed organisms; The intelligent management unit is used for driving the automatic feeder according to sensor data to realize accurate feeding according to the appetite and growth stage of the cultured organisms, and meanwhile, the frequency converter of the linkage oxygenation pump dynamically adjusts the oxygen supply intensity to stabilize the water quality in an optimal interval, so that self-sustained management from environment perception to automatic regulation and control is realized, the manual intervention and feed waste are obviously reduced, and the biological growth efficiency is ensured.

Description

Deep-open-sea self-sustaining type fishing light wave complementary comprehensive power generation system Technical Field The invention belongs to the technical field of comprehensive power generation systems, and particularly relates to a deep-open-sea self-sustaining type fishing light wave complementary comprehensive power generation system. Background With the continuous advancement of global ocean resource development and utilization technology, shallow sea space tends to be saturated, and the development of offshore renewable energy and mariculture industry are accelerating to expand to deep sea. The deep open sea area has the characteristics of rich reserves of renewable energy sources such as wind energy, solar energy and wave energy and excellent quality, and meanwhile, the wide water area space provides great potential for large-scale mariculture. However, the deep-sea environment has the characteristics of complex sea conditions, long offshore distance, lack of infrastructure and the like, so that the development of a single industrial mode in the deep sea faces serious economic and technical challenges. In the field of offshore renewable energy sources, although the floating photovoltaic power generation technology is applied to a certain extent in shallow water areas, the floating photovoltaic power generation technology faces bottlenecks such as insufficient wind and wave resistance, complex anchoring systems, high operation and maintenance cost and the like in open water areas in deep open sea. The traditional wave energy power generation device has huge investment on the foundation structure, the mooring system and the power output facility, the energy conversion efficiency is limited by the fact that the fixed parameter design is difficult to adapt to changeable ocean environments, and the commercialization process is blocked for a long time. Although research shows that resources such as wind, light, waves and the like have natural complementarity in time sequence, multi-energy joint development becomes an important research direction, the prior art focuses on simple superposition among energy devices, and deep fusion with ocean production activities cannot be achieved. In the field of deep-open sea cultivation, the traditional cultivation equipment generally lacks energy self-supporting capability and active storm-resistant design, relies on-shore long-distance power supply, is high in cost and poor in reliability, mainly depends on manual experience in monitoring and regulation of cultivation environment, and is difficult to realize accurate management. More prominently, the existing ocean energy device and the breeding equipment are in an island development situation, the energy development lacks the productive utilization of underwater space, the breeding production lacks the on-site energy support and the platform structure protection, the sea space resources, the energy resources and the equipment functions can not be efficiently coupled, the investment superposition, the operation and maintenance are complex, and the overall efficiency is low. Disclosure of Invention In view of the above, the deep-open sea self-sustaining type complementary comprehensive power generation system for the fishing light waves solves the technical problems of low space utilization rate, difficult energy supply and lack of collaborative optimization capability caused by independent development of offshore photovoltaic power generation, wave power generation and mariculture in a deep-open sea environment. The invention is realized in the following way: the invention provides a deep-open sea self-sustaining type fishing light wave complementary comprehensive power generation system, which comprises the following components: the offshore light energy power generation system is arranged at the top of the floating platform and is used for capturing light energy and converting the light energy into electric energy; the wave energy power generation device is arranged between the supporting columns of the floating platform and comprises an oscillating floater, a power output system and an adjustable counterweight structure, wherein the oscillating floater is used for performing heave motion along the columns under the action of waves to absorb wave energy, the adjustable counterweight structure is used for dynamically adjusting the counterweight in the floater to change the mass distribution and the moment of inertia of the counterweight so as to match the dominant period of a wave field, the power output system is used for converting captured wave energy into electric energy, and the adjustable counterweight structure is used for dynamically adjusting the counterweight in the floater to change the mass distribution and the moment of inertia of the counterweight so as to match the dominant period of the wave field The gravity type cultivation net cage system is fixed below the floating platform, keeps the net cag