A deep-sea multi-energy integrated platform for complementary power generation, production, living and exploration includes a platform body and a sustainable power supply system, where the platform body includes a column cabin, an upper platform housing, a lower platform housing and a current guide column; the column cabin, the current guide column, the lower platform housing and the upper platform housing are mutually connected to form a triangular platform with a hollow cavity, and a net is disposed in the hollow cavity to form a mariculture zone; the sustainable power supply system includes a wind-driven generator disposed at an end of a top surface of the upper platform housing, a solar panel disposed above a middle portion of the top surface of the upper platform housing, a wave power generation apparatus disposed on the current guide column, and several tidal current power generation apparatuses.

It is about an omnidirectional generator apparatus, capable of translating the push of a fluid from any direction in the vertical, horizontal or diagonal plains to rotational movement on a unique axis. This rotational movement can be translated to electric energy by known means.

Provided is a helical strake set to reduce vortex induced vibrations of a tower, intended to be transported unassembled in a container, including a plurality of identical attachable segments, wherein each segment includes a main body of hollow pyramidal configuration including a wide polygonal end a narrow polygonal end and a narrow polygonal portion firmly attached to the narrow polygonal end, and each segment further including a cap including a wide polygonal portion able to fit in the wide polygonal end by a fastening element, wherein all main bodies and caps are able to be piled in one into another in a container yielding a significant reduction in seaborn transport volume and later assembled on site to reduce vortex induced vibrations of a tower.

A method using machine learned, scenario based control heuristics including: providing a simulation model for predicting a system state vector of the dynamical system in time based on a current scenario parameter vector and a control vector; using a Model Predictive Control, MPC, algorithm to provide the control vector during a simulation of the dynamical system using the simulation model for different scenario parameter vectors and initial system state vectors; calculating a scenario parameter vector and initial system state vector a resulting optimal control value by the MPC algorithm; generating machine learned control heuristics approximating the relationship between the corresponding scenario parameter vector and the initial system state vector for the resulting optimal control value using a machine learning algorithm; and using the generated machine learned control heuristics to control the complex dynamical system modelled by the simulation model.

It is about an omnidirectional generator apparatus, capable of translating the push of a fluid from any direction in the vertical, horizontal or diagonal plains to rotational movement on a unique axis. This rotational movement can be translated to electric energy by known means.

A method for producing a split rotor blade, a method for connecting a split rotor blade, a rotor blade, a rotor blade segment, a rotor, a wind power plant, and a production device for producing rotor blades. A method for producing a split rotor blade, comprising: providing a rotor blade having a spar cap and an extension in the longitudinal direction from a blade root region to a blade tip; making at least one groove in the spar cap, the groove being arranged in a first connection region of the rotor blade, and a portion of the main extension direction of the groove being oriented parallel to the longitudinal direction; splitting the rotor blade, in the first connection region, into a rotor blade section facing the blade root and a rotor blade section facing away from the blade root, a first groove section being arranged in the rotor blade section facing the blade root and a second groove section being arranged in the rotor blade section facing away from the blade root.

An enclosure structure, and an aerodynamic configuration adjuster arranged on an outer surface of same are provided. The aerodynamic configuration adjuster is of a grid structure capable of surrounding the enclosure structure, and the grid structure comprises a plurality of grid cells, at least some of grid cells have bevel edges, and the attack angle of a fluid is changed when the fluid passes over the bevel edges. The aerodynamic configuration adjuster changes the aerodynamic configuration of the fluid, and thus the resistance coefficient becomes smaller such that a pressure differential between the pressures at a incident flow surface and a back surface of the enclosure structure is reduced, thereby reducing a forward resistance; and in addition, due to a smaller resistance coefficient, the amplitude of a transverse vortex-induced resonance can also be reduced, thereby reducing vibration.

A wind power generation device includes an upper plate, a lower plate, and impellers located between the upper plate and the lower plate, wherein the upper plate and the lower plate are arranged oppositely and parallelly with respect to each other; a plurality of impellers are arranged between the upper plate and the lower plate; the impellers are arranged in two rows; each row of the two rows of the impellers are connected through a transmission mechanism; a plane where the two rows of the impellers are located form an included angle; a wind deflector is arranged at the included angle; the two rows of the impellers include a first power impeller and a second power impeller which are closest to the wind deflector; a linkage structure is arranged between the first power impeller and the second power impeller; and the first power impeller is connected to an electric generator.

A method for assembling a shear web assembly of a wind turbine includes providing at least one spar cap. The method also includes forming a spar connecting member of a thermoplastic material via additive manufacturing. Further, the method includes securing the spar connecting member to the spar cap. Moreover, the method includes providing a shear web, forming a web connecting member of a thermoplastic material via additive manufacturing, and securing the web connecting member at a first end of the shear web. In addition, the method includes interconnecting the web connecting member and the spar connecting member at a joint. Thus, the method further includes heating the joint to secure the web connecting member and the spar connecting member together.

A wind turbine blade includes a first blade section and a second blade section configured to be coupled together at a joint interface. The blade further includes a connection joint for coupling the first and second blade sections together. The connection joint includes a plurality of connecting elements integrated into the first and second blade sections at the first and second blade interfaces. The connection joint further includes cross pins and fasteners for making the connection. A method of making a wind turbine blade section and a wind turbine blade made from such sections are also disclosed.