Self-adaptive modular diversion-desilting collaborative operation system and operation method

By using a modular diversion-dredging collaborative operation system, combined with tidal energy-diesel hybrid power and intelligent control, the limitations of fixed dredging equipment and the problem of ecological interference have been solved, achieving efficient, low-carbon, and eco-friendly sediment control.

CN120990048APending Publication Date: 2025-11-21CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY
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Patent Information

Application Number
CN202511454597.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-10-11
Publication Date
2025-11-21

AI Technical Summary

Technical Problem

Traditional dredging equipment suffers from limitations such as fixed location, limited functionality, high energy consumption, and ecological disturbance, making it difficult to meet the diversified needs of modern comprehensive water management.

Method used

An adaptive modular diversion-dredging collaborative operation system is adopted, including a mobile platform module, a dredging unit module, and a power and system control module. It utilizes a tidal energy-diesel hybrid power system and a multi-sensor fusion intelligent control module to achieve dynamic coordination between diversion and dredging. The intelligent control module can also adjust the flank angle, dredging curtain direction, and dredging intensity.

Benefits of technology

It has achieved efficient, low-carbon, and eco-friendly sediment management, reduced energy consumption and carbon emissions, minimized disturbance to the seabed ecosystem, and improved dredging efficiency and equipment mobility.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses a self-adaptive modular diversion-desilting collaborative operation system and method, and belongs to the field of hydraulic engineering and environmental protection equipment.The self-adaptive modular diversion-desilting collaborative operation system comprises a mobile platform module, a desilting unit module and a power and system control module, and the mobile platform module is of a two-wing ship type structure and comprises a ship body; the desilting unit module comprises a flow guide mechanism, a desilting curtain and a sludge suction pipe, the flow guide mechanism is arranged in front of the top of the ship body, the desilting curtain is arranged on the flow guide mechanism, one end of the sludge suction pipe is connected to the sludge stacking chamber, and the other end of the sludge suction pipe is installed in front of the ship body close to the desilting curtain and used for pumping suspended silt mixtures; the power and system control module is arranged in the ship body and comprises a tidal current energy-diesel hybrid power system and a multi-sensor fusion intelligent control module, and the mobile platform module, the dredging unit module and the tidal current energy-diesel hybrid power system are all electrically connected with the intelligent control module. Efficient silt treatment is achieved through flow guide and desilting collaborative operation.
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Description

Technical Field

[0001] This invention relates to the field of water conservancy engineering and environmental protection equipment, and more specifically to an adaptive modular diversion-dredging collaborative operation system and operation method. Background Technology

[0002] As key hubs of global trade, ports are facing an increasingly serious problem of reduced navigation capacity due to channel siltation each year. Statistics show that major ports worldwide dredge an average of over 1.5 billion cubic meters of silt annually. Traditional dredging equipment (such as trailing suction hopper dredgers and cutter suction dredgers) relies on diesel power, with a single vessel consuming up to 300 tons of fuel annually and emitting approximately 950 tons of CO2. Furthermore, rigid dredging tools easily damage the seabed ecosystem, with benthic organism damage rates exceeding 40%. Some ports are forced to reduce dredging frequency due to rising ecological compensation costs, creating a vicious cycle of "siltation—navigation obstruction—economic loss." Traditional dredging operations mainly rely on fixed diversion facilities or large dredging vessels. While these can remove sediment within a certain range, they have significant shortcomings in terms of mobility, operational efficiency, energy consumption control, and ecological protection, making it difficult to meet the diversified needs of modern integrated water management.

[0003] To address these issues, the industry has implemented a series of technological improvements: some equipment attempts to achieve limited mobility using a hull, but the flow guiding mechanisms are mostly designed with fixed angles, making it impossible to dynamically adjust the scouring force based on real-time water flow parameters (such as flow velocity and direction); a few devices integrate sensors for operational monitoring, but a closed-loop control system of "data acquisition—intelligent decision-making—execution feedback" has not been formed, resulting in insufficient adaptability to key parameters such as silt thickness and sediment hardness. In terms of energy technology, small-scale dredging equipment is gradually incorporating electric propulsion or solar-assisted power supply, but limitations in battery capacity and energy conversion efficiency make it difficult to support long-term, high-intensity continuous operation, and the issue of deep synergy between flow guiding and dredging functions remains unresolved.

[0004] To overcome existing technological bottlenecks, there is an urgent need for an adaptive modular diversion-dredging collaborative operation system and method that integrates mobility, functional integration, intelligent control and eco-friendliness. Summary of the Invention

[0005] This invention addresses the limitations of traditional dredging equipment, such as fixed installation, limited functionality, high energy consumption, and ecological disturbance. It provides an adaptive modular flow diversion-dredging collaborative operation system and method. Through dynamic coordination of flow diversion and dredging, intelligent control, and green energy technology, this invention achieves efficient, low-carbon, and ecological sediment management in complex waters.

[0006] To achieve the above objectives, the present invention adopts the following technical solution: An adaptive modular diversion-dredging collaborative operation system includes a mobile platform module, a dredging unit module, and a power and system control module. The mobile platform module adopts a two-wing hull structure, including a hull. The dredging unit module includes a diversion mechanism, a dredging curtain, and a suction pipe. The diversion mechanism is arranged at the front of the top of the hull, the dredging curtain is mounted on the diversion mechanism, one end of the suction pipe is connected to the sludge storage chamber, and the other end of the suction pipe is installed at the front of the hull near the dredging curtain for extracting suspended silt mixtures. The power and system control module is located inside the hull and includes a tidal energy-diesel hybrid power system and a multi-sensor fusion intelligent control module. The mobile platform module, the dredging unit module, and the tidal energy-diesel hybrid power system are all electrically connected to the intelligent control module.

[0007] Furthermore, the two-wing hull structure includes a hull with side wings on both sides, including a first wing and a second wing extending outward. The front end of the side wing is hinged with an electric push rod, which can adjust the angle of the side wing and has a folding function, providing support for the hull to move on the water and operate. The hull is equipped with a GPS positioning system.

[0008] Furthermore, the wingtips of the two-winged boat-shaped structure are equipped with power propellers, and the front end of the power propellers is equipped with counter-rotating propellers. The power propellers are electrically connected to the tidal energy-diesel hybrid power system to enable the platform to move and turn autonomously.

[0009] Furthermore, the flow guiding mechanism includes a support structure, a ceramic bearing, and a sludge removal curtain shaft. The support structure is located at the top of the hull. The ceramic bearing is rotatably mounted in the support structure and driven by an electric control system. The sludge removal curtain shaft is installed on both sides of the ceramic bearing. The sludge removal curtain includes a left sludge removal curtain and a right sludge removal curtain, both mounted on the sludge removal curtain shaft, for guiding water flow to flush the silted area.

[0010] Furthermore, the intelligent control module includes a PLC controller, a water depth sensor, a flow velocity sensor, and a sediment density sensor. The PLC controller is installed inside the hull, and the water depth sensor, flow velocity sensor, and sediment density sensor are respectively installed around the hull and on the dredging curtain. The intelligent control module is used to adjust the wing angle, the direction of the dredging curtain, and the dredging intensity based on the sensor data.

[0011] Furthermore, the deck of the hull is equipped with modular mounting slots for the rapid installation and disassembly of the dredging unit module and the power and system control module.

[0012] Furthermore, the tidal energy-diesel hybrid power system includes a tidal turbine generator, a diesel generator set, and an energy storage battery, wherein the energy storage battery is used to store excess electrical energy and prioritize driving electric equipment.

[0013] Furthermore, the dredging curtain is a flexible mesh structure with a turbine generator and height adjustment rope connected to the bottom. The top of the hull is equipped with a guide pulley and a winch. The rope passes through the guide pulley and is connected to the winch on the hull to adapt to different water depth environments.

[0014] An adaptive modular diversion-dredging collaborative operation system includes the following steps: S01. Based on the terrain and expected severity of the target area, activate the vessel of the operation system, sail to the target area, and prepare for the activation of the dredging unit module; S02. After the dredging unit module is started, it automatically identifies the current environment through environmental sensors and activates the corresponding working mode. Each module establishes a network through wireless communication to share location, environmental data and equipment status. The intelligent control module or cloud platform plans the collaborative operation strategy. S03. By using the tidal current to create the optimal scouring angle for the sludge curtain, the accumulated silt and sand are suspended, and the high-speed water flow is guided to scour the siltation area for 10 to 30 minutes to break up the silt and sand binding structure. S04. The suction pipe cuts into the silt layer, and the variable frequency motor automatically matches the speed according to the density of the mud and sand. The mixture is sucked through the filter screen to initially achieve separation of mud and sand from water. After dewatering, the mud and sand enter the mud storage area of ​​the ship for temporary storage. S05. Multiple sensors collect operational data in real time, the power and system control module analyzes the sensor data in real time, and the intelligent control module dynamically adjusts the wing angle, flow intensity, and sludge suction power to form a closed-loop operation of "flushing-suction-discharge".

[0015] Furthermore, the tidal energy-diesel hybrid system automatically switches energy supply modes according to the operating load, prioritizing the use of renewable energy.

[0016] The beneficial effects of this invention are as follows: Compared with the prior art, this invention utilizes a dynamic and coordinated dredging curtain and suction pipe combined with intelligent control to achieve efficient dredging in sediment management through integrated flow guidance and dredging technology. This overcomes the problems of strong ecological damage, high resource consumption, and secondary pollution risks associated with traditional dredging technologies such as chemical solidification and fuel-powered cutter suction dredgers. This invention employs a tidal energy-diesel hybrid power system to reduce unit energy consumption and carbon emissions. Separation ensures that suspended solids in the tailwater meet discharge standards. Multi-sensor fusion adjusts the flow guidance angle and suction pipe rotation speed in real time, improving dredging efficiency and reducing the frequency of manual intervention. Simultaneously, the biomimetic dredging curtain reduces water flow disturbance energy, thus reducing the impact on biodiversity compared to traditional technologies. Traditional dredging equipment faces challenges in water conservancy engineering and environmental science, including the bottleneck of fixed layout efficiency, insufficient coupling of functional units, low energy conversion efficiency, and difficulties in controlling ecological disturbances. This invention proposes a modular, mobile diversion dredging system based on multi-field coupling theory. Through the hydrodynamic collaborative design of the diversion mechanism and dredging unit, the adaptive matching of complex water parameters by intelligent control algorithms, and the energy flow optimization configuration of the tidal energy-diesel hybrid power system, a highly efficient and low-carbon dredging technology system integrating "flushing-suction-regulation" is constructed. This achieves multi-objective improvements in energy utilization efficiency, equipment terrain adaptability, and ecological protection level during sediment control.

[0017] This invention achieves a technological leap from "extensive destruction" to "intelligent ecological restoration" through three core advantages: a diversion unit, a dredging unit, and renewable energy drive, providing an efficient, low-carbon, and low-maintenance innovative solution for coastline protection. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the working mode structure of an embodiment of this application; Figure 2 This is a schematic diagram of the sludge removal curtain structure according to an embodiment of this application; Figure 3 This is a schematic diagram of the normal navigation structure according to an embodiment of this application; Figure 4 This is a schematic diagram of the sludge removal curtain retraction structure according to an embodiment of this application; Figure 5 This is a schematic diagram of the side wing structure according to an embodiment of this application; Figure 6 This is a schematic diagram of the counter-rotating propeller device according to an embodiment of this application.

[0019] In the diagram: 1—hull; 2—side wing; 3—dredging curtain; 4—sludge suction pipe; 5—filter screen; 6—tidal turbine generator; 7—winch; 8—ceramic bearing; 9—counter-rotating propeller; 10—electric push rod; 11—sludge discharge pipe; 2-1—First wing body; 2-2—Second wing body; 2-3—First propeller; 2-2—Second propeller; 3-1—Left sludge removal curtain; 3-2—Right sludge removal curtain; 3-3—Supporting structure; 3-4—Sludge removal curtain pivot; 9-1—First motor; 9-2—First shaft; 9-3—Second motor; 9-4—Second shaft; 9-5—First propeller; 9-6—Second propeller. Detailed Implementation

[0020] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

[0021] This application provides a detailed explanation of the technical solution in conjunction with the accompanying drawings and embodiments to fully reveal the features of technological innovation. It should be noted that the interpretation of technical terms in this specification follows the following unified rules: the directional descriptions (such as "center", "longitudinal", "lateral") and sequence identifiers (such as "first", "second") used in the illustrations are only used to distinguish technical features and do not constitute a limitation on the entity structure. The spatial orientation is adaptably adjusted based on standard mapping coordinates, and the sequence identifier does not indicate the importance or quantity limit of the feature. "Multiple" specifically refers to two or more non-specific sets. Mechanical relationship terms such as "installation" and "connection" should be systematically understood, including but not limited to physical connection methods such as fixed connection, detachable connection or integral molding, as well as the action relationship of direct, indirect or through medium conduction, and covering multi-dimensional energy transfer forms such as mechanical, electrical, and electromagnetic. The "up / down" directional relationship between features includes three dimensions: geometric projection, spatial topology and parameter comparison, corresponding to the technical implementation of positive orientation, oblique orientation and horizontal height difference, respectively. The operational terms such as "fixed" and "set" are implicitly expandable in interpretation unless otherwise specified. Based on a complete understanding of the technical solution, those skilled in the art can derive various alternative implementation schemes that conform to the technical principles of this application.

[0022] Example 1

[0023] like Figure 1-6 As shown, this embodiment discloses an adaptive modular flow guidance-dredging collaborative operation system, including a mobile platform module, a dredging unit module, and a power and system control module. The mobile platform module adopts a two-wing hull-shaped structure, including a hull 1. The deck of the hull 1 is provided with a modular installation slot for detachable installation of the dredging unit module and the power and system control module. The dredging unit module includes a flow guidance mechanism, a dredging curtain 3, and a suction pipe 4. The flow guidance mechanism is arranged at the front of the top of the hull 1, the dredging curtain 3 is set on the flow guidance mechanism, and the suction pipe 4 is used to extract suspended silt mixtures. A filter screen 5 is installed in the suction pipe. One end of the suction pipe 4 is connected to the silt storage chamber, and the other end of the suction pipe 4 is installed at the front of the hull 1 near the dredging curtain 3. In this embodiment, the dredging curtain 3 adopts a biomimetic corrugated structure on the surface and a highly corrosion-resistant material to ensure long-term stable operation of the device in seawater, without being affected by corrosion, thus extending its service life. The power and system control module is located inside the hull 1, including a tidal energy-diesel hybrid power system and a multi-sensor fusion intelligent control module. The mobile platform module, dredging unit module, and tidal energy-diesel hybrid power system are all electrically connected to the intelligent control module.

[0024] In a preferred embodiment of the present invention, the two-wing hull structure includes a hull 1, with side wings 2 on both sides of the hull 1, including a first wing 2-1 and a second wing 2-2 extending outwards. An electric push rod 10 is hinged to the front end of each side wing 2, enabling adjustment of the side wing 2 angle and providing folding functionality, thus providing support for the hull 1 for water surface movement and operations. A power propeller is installed at the wing tip of each side wing 2, with a counter-rotating propeller 9 mounted at the front end of the propeller. The counter-rotating propeller 9 uses two sets of counter-rotating blades to counteract torque, improving propulsion efficiency while enhancing hull stability. In water surface mode, the blades are fully deployed, enabling autonomous navigation on the water surface via electric motor drive. The power propeller is electrically connected to a tidal energy-diesel hybrid power system for autonomous platform movement and steering. A GPS positioning system is installed inside the hull 1, enabling precise positioning of the work area and rapid relocation. A mud discharge pipe 11 is installed at the rear of the hull 1.

[0025] In a preferred embodiment of the present invention, the flow guiding mechanism includes a support structure 3-3, a ceramic bearing 8, and a sludge curtain rotating shaft 3-4. The support structure 3-3 is located at the top of the hull 1. The ceramic bearing 8 is rotatably mounted in the support structure 3-3. The sludge curtain rotating shaft 3-4 is installed on both sides of the ceramic bearing 8 and can drive the ceramic bearing 8 to rotate. The sludge curtain 3 includes a left sludge curtain 3-1 and a right sludge curtain 3-2, both of which are mounted on the sludge curtain rotating shaft 3-4. The sludge curtain rotating shaft 3-4 itself can also be rotated by electronic control, thereby causing the sludge curtain 3 to rotate around the sludge curtain rotating shaft 3-4 to guide the water flow to flush the silted area.

[0026] In a preferred embodiment of the present invention, the intelligent control module is used to adjust the angle of the side wings 2, the direction of the dredging curtain 3, and the dredging intensity according to sensor data. The intelligent control module includes a PLC controller, a water depth sensor, a flow velocity sensor, a sediment density sensor, and an inclination sensor. The PLC controller is installed inside the hull 1. The water depth sensor, flow velocity sensor, and sediment density sensor are respectively installed around the hull 1 and on the dredging curtain 3. The inclination sensor is used to control the swing angle of the dredging curtain 3. Based on the algorithm, the angles of the dredging curtains on both sides, the angle of the side wings, and the working parameters of the suction pipe are dynamically adjusted to form a closed-loop control of "data acquisition - intelligent decision-making - execution feedback". It supports remote monitoring and, under certain parameters, enables multi-module collaborative operation through a wireless communication module.

[0027] As a preferred embodiment of the present invention, the dredging curtain 3 is a flexible mesh structure, with a tidal turbine generator 6 and a height adjustment rope connected to the bottom. The top of the hull 1 is equipped with a guide pulley and a winch 7. The rope passes through the guide pulley and is connected to the winch 7 on the hull 1 to adapt to different water depth environments.

[0028] As a preferred embodiment of the present invention, the tidal energy-diesel hybrid power system includes a tidal energy turbine generator 6, a diesel generator set, an energy storage battery, an electrical control box, etc. The energy storage battery is used to store excess electrical energy and prioritize driving electric equipment, thereby increasing the range by 50%, reducing fuel consumption, and supporting continuous operation.

[0029] The assembly and debugging of the operating system of this invention are as follows: The main body of the two-wing hull structure is assembled by connecting it with hinges and bolts. Counter-rotating propellers 9 are installed at the ends of the two side wings. A first motor 9-1 and a second motor 9-3 are fixedly installed inside the propellers. Both motors 9-1 and 9-3 are electrically connected to the control box of the tidal power-diesel hybrid power system. The first motor 9-1 drives the first propeller 9-5 to rotate forward via a first shaft 9-2, and the second motor 9-3 drives the second propeller 9-6 to rotate in the opposite direction via a second shaft 9-4. Modular mounting slots are reserved on the deck to facilitate the rapid installation and disassembly of the flow guiding mechanism, dredging unit, and power system. Components such as the flow guiding mechanism and dredging curtain 3 are installed at the end with silt, and the flexibility of rotation is tested to ensure that the flow opening formed between the two dredging curtains can be adjusted as needed. One end of the suction pipe 4 is connected to the silt storage chamber, and the other end is installed on the moving platform near the dredging curtain 3. A tidal turbine generator 6 is attached to the bottom of the flexible mesh dredging curtain 3, which also functions as a counterweight. The height adjustment rope passes through a guide pulley on the hull and is fixed to the drum of the winch 7. The winch 7 is adjusted to ensure that the dredging curtain 3 can rise and fall freely within a certain water depth range. The tidal turbine generator 6 is installed at the bottom of the mobile platform in a location with rapid water flow. The diesel generator set is placed in a dedicated cabin on the deck, and the energy storage battery pack is connected to both. Multiple sensors (depth sensors, current sensors, etc.) are distributed and installed around the platform and near the dredging curtain 3. The sensor data transmission lines are connected to the controller to complete the wiring connection and program pre-loading of the intelligent control module.

[0030] The operation and maintenance process of the operating system of this invention is as follows: The equipment is transported to the silty waters near the port, and the hybrid power system is activated. The mobile platform is controlled by counter-rotating propellers 9 to reach the target dredging area. The intelligent control module automatically calls the operating condition matching algorithm based on data from the water depth and flow velocity sensors to determine the current operating mode (strong flushing mode or precise suction mode). In strong flushing mode, the controller sends a command to adjust the angle of the dredging curtain 3, tilting the guide port downwards, while simultaneously controlling the second wing of the two-wing vessel to extend at an angle. This, combined with the dredging curtain 3 blocking the water flow to form a vortex, powerfully flushes the silted area, suspending the sediment. The suspended sediment mixture approaches the suction pipe 4 under the action of the water flow. The negative pressure pump inside the suction pipe 4 starts, pumping the mixture out. The water is discharged through the filter screen 5, and the separated sediment is transported to the designated silt collection chamber through the discharge pipe 11. During the operation, multiple sensors continuously collect data such as water depth, flow velocity, and sediment concentration and feed it back to the intelligent control module. If excessively high sediment concentration is detected, potentially causing blockage of the suction pipe 4, the controller automatically reduces the power of the negative pressure pump and adjusts the angle of the sludge removal curtain 3 to enhance local water flow scouring. If sufficient tidal energy is detected, the system automatically reduces the output power of the diesel generator, prioritizing the use of the tidal turbine generator 6 for power supply, thus reducing energy consumption. After completing the sludge removal task, the power supply to all equipment is turned off, the sludge removal curtain 3 is retracted using the winch 7, the side wings 2 of the two-wing boat are folded, and components such as the guide pipe and suction pipe 4 are retrieved for cleaning and maintenance. The equipment is then moved to the designated mooring area.

[0031] Example 2

[0032] This embodiment discloses a diversion and dredging method for an adaptive modular diversion-dredging collaborative operation system, the specific process of which is as follows: S01. Based on the terrain and expected severity of the target area, activate the hull 1 of the operation system, sail to the target area, and prepare for the activation of the dredging unit module; S02. After the dredging unit module is started, it automatically identifies the current environment through environmental sensors and activates the corresponding working mode. Each module establishes a network through wireless communication to share location, environmental data and equipment status. The intelligent control module or cloud platform plans the collaborative operation strategy. S03. By using the tidal current, the sludge curtain 3 is made to form the optimal scouring angle, so that the silt and sand are suspended and the high-speed water flow is guided to scour the siltation area for 10 to 30 minutes to break up the silt and sand binding structure. S04. The suction pipe 4 cuts into the silt layer, the variable frequency motor automatically matches the speed according to the density of the mud and sand, and the mixture is sucked through the filter screen 5 to initially achieve the separation of mud and sand from water. After dewatering, the mud and sand enter the mud storage area of ​​the hull 1 for temporary storage. S05. Multiple sensors collect operational data in real time, the power and system control module analyzes the sensor data in real time, and the intelligent control module dynamically adjusts the side wing angle, flow intensity, and sludge suction power to form a closed-loop operation of "flushing-suction-discharge".

[0033] As a preferred embodiment of the present invention, the tidal energy-diesel hybrid power system automatically switches the energy supply mode according to the operating load, giving priority to the use of renewable energy.

[0034] While the specific embodiments of the present invention have been described above in conjunction with the accompanying drawings, this is not intended to limit the scope of protection of the present invention. Those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without creative effort based on the technical solutions of the present invention are still within the scope of protection of the present invention.

Claims

1. An adaptive modular diversion-dredging collaborative operation system, characterized in that, The system includes a mobile platform module, a dredging unit module, and a power and system control module. The mobile platform module adopts a two-wing hull structure, including a hull. The dredging unit module includes a flow guiding mechanism, a dredging curtain, and a suction pipe. The flow guiding mechanism is located at the front of the top of the hull, and the dredging curtain is mounted on the flow guiding mechanism. One end of the suction pipe is connected to the sludge storage chamber, and the other end is installed on the hull near the front of the dredging curtain for extracting suspended silt mixtures. The power and system control module is located inside the hull and includes a tidal energy-diesel hybrid power system and a multi-sensor fusion intelligent control module. The mobile platform module, the dredging unit module, and the tidal energy-diesel hybrid power system are all electrically connected to the intelligent control module.

2. The adaptive modular diversion-dredging collaborative operation system according to claim 1, characterized in that, The two-wing hull structure includes a hull with side wings on both sides, including a first wing and a second wing extending outward. The front end of the side wing is hinged with an electric push rod, which can adjust the angle of the side wing and has a folding function, providing support for the hull to move on the water and operate. The hull is equipped with a GPS positioning system.

3. The adaptive modular diversion-dredging collaborative operation system according to claim 2, characterized in that, The two-winged boat-shaped structure is equipped with a power propulsion unit at the wingtips. The front end of the power propulsion unit is equipped with a counter-rotating propeller. The power propulsion unit is electrically connected to the tidal energy-diesel hybrid power system to enable the platform to move and turn autonomously.

4. The adaptive modular diversion-dredging collaborative operation system according to claim 1, characterized in that, The flow guiding mechanism includes a support structure, ceramic bearings, and a sludge removal curtain shaft. The support structure is located at the top of the hull. The ceramic bearings are rotatably mounted in the support structure and driven by electrical control. The sludge removal curtain shaft is installed on both sides of the ceramic bearings. The sludge removal curtains include a left sludge removal curtain and a right sludge removal curtain, both mounted on the sludge removal curtain shaft, and are used to guide water flow to flush the silted area.

5. The adaptive modular diversion-dredging collaborative operation system according to claim 1, characterized in that, The intelligent control module includes a PLC controller, a water depth sensor, a flow velocity sensor, and a sediment density sensor. The PLC controller is installed inside the hull, and the water depth sensor, flow velocity sensor, and sediment density sensor are respectively installed around the hull and on the dredging curtain. The intelligent control module is used to adjust the wing angle, the direction of the dredging curtain, and the dredging intensity based on the sensor data.

6. The adaptive modular diversion-dredging collaborative operation system according to claim 1, characterized in that, The deck of the hull is equipped with modular mounting slots for the rapid installation and removal of dredging unit modules and power and system control modules.

7. The adaptive modular diversion-dredging collaborative operation system according to claim 1, characterized in that, The tidal energy-diesel hybrid power system includes a tidal turbine generator, a diesel generator set, and an energy storage battery. The energy storage battery is used to store excess electrical energy and prioritize driving electric equipment.

8. The adaptive modular diversion-dredging collaborative operation system according to claim 7, characterized in that, The dredging curtain is a flexible mesh structure, with a tidal turbine generator and height adjustment rope connected to the bottom. The top of the hull is equipped with a guide pulley and a winch. The rope passes through the guide pulley and is connected to the winch on the hull to adapt to different water depths.

9. A diversion and dredging method based on an adaptive modular diversion-dredging collaborative operation system according to any one of claims 1-8, characterized in that, Includes the following steps: S01. Based on the terrain and expected severity of the target area, activate the vessel of the operation system, sail to the target area, and prepare for the activation of the dredging unit module; S02. After the dredging unit module is started, it automatically identifies the current environment through environmental sensors and activates the corresponding working mode. Each module establishes a network through wireless communication to share location, environmental data and equipment status. The intelligent control module or cloud platform plans the collaborative operation strategy. S03. By using the tidal current to create the optimal scouring angle for the sludge curtain, the accumulated silt and sand are suspended, and the high-speed water flow is guided to scour the siltation area for 10 to 30 minutes to break up the silt and sand binding structure. S04. The suction pipe cuts into the silt layer, and the variable frequency motor automatically matches the speed according to the density of the mud and sand. The mixture is sucked through the filter screen to initially achieve separation of mud and sand from water. After dewatering, the mud and sand enter the mud storage area of ​​the ship for temporary storage. S05. Multiple sensors collect operational data in real time, the power and system control module analyzes the sensor data in real time, and the intelligent control module dynamically adjusts the wing angle, flow intensity, and sludge suction power to form a closed-loop operation of "flushing-suction-discharge".

10. The diversion and dredging method of an adaptive modular diversion-dredging collaborative operation system according to claim 9, characterized in that, The tidal power-diesel hybrid system automatically switches energy supply modes according to the operating load, giving priority to the use of renewable energy.