Abstract: An offshore wind power single pile-friction wing composite foundation is provided, which includes a single pile and a friction wing being connected to the single pile through the force-conducting pipe, the tapered transition section of the single pile penetrates deep into the bearing stratum of the seabed, the force-conducting pipe of the friction wing located in the bearing stratum is in close contact with the tapered transition section of the single pile, the side wing of the friction wing is connected to the outer wall of the force-conducting pipe, and the ring wing is arranged inside the included angle of the side wing. There is a thorough structure in the axial direction of the friction wing, having convenience for embedding the bearing stratum of the seabed; the side wing and the ring wing support each other structurally to ensure the structural stability of the friction wing.

Abstract: A preparation method of a polytetrafluoroethylene (PTFE)-based membrane for preventing and removing ices covering wind turbine blades is provided and the method comprises: preparing a membrane into a PTFE rod material with polymerized monomers by using monomer polymerization methods such as blending, pre-compressing and pushing; making the membrane into a PTFE-based homogeneous membrane with micropores and nano and micron scale concave-convex geometrical ultra-structure morphologies under the condition that the membrane is cracked to generate a laminar exfoliated fabric-like structure in the hot calendaring process of the PTFE rod material by using a hot calendaring and fusion polymerization method; and applying the PTFE-based homogeneous membrane to blades of a large wind turbine in operation.

Abstract: A preparation method of a polytetrafluoroethylene (PTFE)-based nano functional composite membrane and use is provided. The PTFE-based nano functional composite membrane can be applied to prevention and resistance of icing of various types of wind turbine generator blades in winter and salt spray corrosion resistance of wind turbine blades, in the meantime, can improve the aerodynamic performance of wind turbine blade airfoils and enhance the whole surface strength of the blade and protect the blade from undergoing aging erosion, and is a new-generation multi-functional brand-new composite membrane material which can be directly explored and applied to the industrial fields of preventing adhesion and corrosion of marine fouling organisms on steel pipe piles of offshore wind power and offshore platforms, avoiding snowing and icing of high-voltage transmission towers and cables, protecting snowing and icing of bridges (stay cables and suspension cables) and the like.

Abstract: A human body positioning method based on multi-perspectives includes simultaneously capturing pictures from at least two perspectives angles and extracting human body feature points, matching the human body feature points of a same human body of a same position in different pictures to form matched point groups and calculating 3D coordinates of corresponding 3D point of each matched point group in a 3D space, further calculating and weighting spatial geometric error between the 3D point and each human body feature point of the corresponding matched point group in each original picture to obtain reprojection error of the 3D point, and subsequent to projecting each 3D point onto the ground to obtain single-point 2D coordinates thereof on the ground, weighting the projected single-point 2D coordinates according to the reprojection error of the corresponding 3D point to obtain a projection distribution of the corresponding human body on the ground.

Abstract: A pharmaceutical composition with analgesic and/or antipruritic functions, including a voltage-gated sodium channel 1.7 (Nav1.7) inhibitor and a voltage-gated sodium channel 1.8 (Nav1.8) inhibitor. A weight ratio of the Nav1.7 inhibitor to the Nav1.8 inhibitor is 1:0.001-5000. The Nav1.7 inhibitor and the Nav1.8 inhibitor are respectively represented by An application of the pharmaceutical composition in the treatment and/or prevention of pain and itch is also provided.

Abstract: Structural adhesives containing a core-shell toughening component miscible in methylacrylic-based adhesives in addition to at least one toughening agent which is not miscible in methacrylic adhesives, produced surprisingly improved impact resistance, particularly side impact testing.

Abstract: A high-temperature high-linear-pressure micro-eutectic method for enhancing a strength of a polytetrafluoroethylene (PTFE)-based membrane is disclosed. The method comprises the following steps: pushing a PTFE-based nano functional composite membrane forwards at a speed of 6-8 m/min in a high-temperature high-linear-pressure micro-eutectic cavity with a length of 1.5 m at a temperature of 380° C., controlling a linear pressure of a surface of the PTFE-based membrane to be 50-80 N/m, and under a coiling traction of a membrane coiling roller outside the cavity, enabling membrane molecular chains to shrink and generate eutectic phases, wherein multiple micro-eutectic molecular structures are arranged in parallel, and the PTFE-based nano functional composite membrane has a density of 2.

Abstract: A method for nano-depth surface activation of a PTFE-based membrane and relates to the technical field of polymer composites is disclosed. The method comprises the following steps: covering a functional surface of a PTFE-based nano functional composite membrane, performing surface activation treatment on a single surface of the membrane to which a bonding adhesive is applied, and migrating and complexing a high-toughness cold bonding adhesive tape on the membrane surface, with an activated structure layer, of the PTFE-based nano functional composite membrane through a mechanical adhesive applying device to form an adhesive-membrane complex. An extremely strong affinity and a high-strength bonding performance are generated between the membrane and the adhesive, and the adhesive-membrane complex is formed. Integration of membrane/adhesive bonding complexing, membrane/membrane bonding complexing and membrane/adhesive layer bonding is realized.

Abstract: The present disclosure provides an annular anchor, a method for calculating antitorque bearing strength thereof and an installing and recycling assemble for the anchor, relating to the technical field of ocean engineering. The annular anchor includes an anchor body opened at its upper and lower ends, and a connection portion arranged on the outer side wall of said anchor body for connecting with parts to be moored. The annular anchor provided by the present disclosure omits the top cover as the structure prevailing in the traditional suction anchor, avoiding the drawback of installing the traditional suction anchor on the seabed, instead the annular anchor can be installed to a certain depth below the seabed. During the descent, there is no need to take into account the resistance caused by the top cover, so that the annular anchor can be installed simply and quickly.

Abstract: The present disclosure provides an annular anchor installing instrument and an annular anchor installing method, relating to the technical field of ocean engineering. The annular anchor installing instrument includes an installation tube, a pump body assembly, a lifting portion and an installation portion. One end of the installation tube is provided with a cover body, and the other end of the installation tube is configured to be an open end for cooperating with the top of the annular anchor. The pump body assembly is arranged on the cover body, and used to vacuum the interior of the installation tube. The lifting portion is arranged on the cover body, and used to connect with a hoist. The installation portions are removably arranged on the cover body, and used to connect with the hoist and the anchor chain of the annular anchor, respectively.

Abstract: A four-quadrant radial piston hydraulic device includes a housing, plunger assemblies, an eccentric spindle rotatably disposed on the housing, pilot-operated check valves one-to-one corresponding to the plunger assemblies, two-way cartridge valves one-to-one corresponding to the plunger assemblies, a distribution shaft and a confluence plate. A reversing slide valve is disposed on the confluence plate. A working method of a four-quadrant radial piston hydraulic device is also provided. When the radial piston hydraulic device is used as a hydraulic motor and a hydraulic pump, it is capable of realizing two-way rotation, which solves a limitation of valve flow distribution in motor application.

Abstract: A method for controlling a vehicle door includes: collecting a knocking signal; determining, based on the knocking signal, whether the knocking signal is effective; in response to determining that the knocking signal is effective, obtaining status information of a vehicle, where the status information includes a vehicle door status, a vehicle speed, and a lock status of the vehicle; and in response to determining that the status information of the vehicle meets a condition, controlling the vehicle door to be opened.

Abstract: The present invention disclosed a method for calibrating distributed hydrologic model parameters based on multipoint parallel correction, comprising: dividing the research-targeted basin into several sub-basins according to the position of the hydrometric stations of the main stream and larger tributaries within the research-targeted basin, when performing model parameter calibration, dividing the research-targeted basin into several parameter calibrated units according to the positional relationship of the sub-basins and the data situation of the hydrometric stations; integrating the hydrological model parameters of each parameter-calibrated unit to give the hydrological model parameters of the entire basin.

Abstract: The present invention discloses a large-scale model testing system of a floating offshore wind power generation device, and a method for manufacturing the large-scale model testing system. The large-scale model testing system comprises a floating wind power generation device model, model response measurement systems and environmental parameter measurement systems. The floating wind power generation device model comprises a floating foundation and a tower, wherein a wind turbine is connected to the top of the tower. A plurality of anchoring devices is connected to the side surface of the floating foundation. Each model response measurement system comprises an IMU unit, a wind turbine monitoring unit and an anchoring tension measurement unit. Each environmental parameter measurement system comprises a buoy-type wave height meter, a wind speed and direction meter and a flow velocity and direction meter.

Abstract: The present disclosure provides an apparatus and method for producing a policosanol having a specific chromatographic fingerprint. The apparatus of the present disclosure has a feed tank and receiving tanks which are connected to a vacuum system. The method of the present disclosure is carried out by a high vacuum rectification process and includes: firstly, feeding a saponified crude alkanol into a melting tank in which the material is melted and then flows into the feed tank, and then injecting the material into a rectifying still using a delivery pump, followed by first rectification under vacuum condition and sequential collection of fractions at different phases from the tower top and stillage residue from the tower bottom; and after the completion of the rectification of the first batch crude product, carrying out second feeding on the basis of consistent vacuum in the feed tank and the rectifying tower.

Abstract: The present disclosure provides an atomization device for a facial steamer, including a body, an atomization sheet, a heating mechanism, and an atomizing nozzle; the body is provided with a water inlet pipeline, a water outlet, and an inlet pressure balance channel; the heating mechanism is connected with the water outlet of the body; the atomization sheet is arranged between the water outlet and the heating mechanism; the atomizing nozzle is connected with a free end of the heating mechanism; the inlet pressure balance channel is communicated with the heating mechanism; a water storage cavity is formed in the body; and the water storage cavity is located on a balance path of the inlet pressure balance channel.

Abstract: A preparation method of a polytetrafluoroethylene (PTFE)-based nano functional composite membrane and use is provided. The PTFE-based nano functional composite membrane can be applied to prevention and resistance of icing of various types of wind turbine generator blades in winter and salt spray corrosion resistance of wind turbine blades, in the meantime, can improve the aerodynamic performance of wind turbine blade airfoils and enhance the whole surface strength of the blade and protect the blade from undergoing aging erosion, and is a new-generation multi-functional brand-new composite membrane material which can be directly explored and applied to the industrial fields of preventing adhesion and corrosion of marine fouling organisms on steel pipe piles of offshore wind power and offshore platforms, avoiding snowing and icing of high-voltage transmission towers and cables, protecting snowing and icing of bridges (stay cables and suspension cables) and the like.