142results about How to "Avoid digging" patented technology

The invention relates to a central controller adapted for controlling a number of wind turbines. The wind turbines being controlled and monitored by the central controller via a first monitoring and control network and a second monitoring and control network. The term monitoring and control network is in accordance with an embodiment of the invention understood as a data communication network which communicates at least control data for control of wind turbines, but may also communicate monitoring data, i.e. measure data. A typical example of a control of wind turbines is that the central controller sets the power set-point (the power to be produced) of each wind turbine in the wind power plant. The important control signals may be separated from high-bandwidth requiring monitoring data, such as analysis data in the communication network.

The invention relates to a spring-suspended, bearing force-optimized belt-band traveling gear (10) for ground vehicles, particularly for self-propelled agricultural machines and other off-road vehicles, comprising at least two outer deflection rollers (14, 15, 16, 17) over whose periphery an endless belt-band (22) rolls off, and at least one supporting roller (24) for supporting the belt-band section, which is in contact with the ground, between both deflection rollers (14, 15, 16, 17). A bogie truck (12, 13), in which the at least two deflection rollers (14, 15, 16, 17) are mounted in a manner that enables them to rotate, is supported against a body frame of the vehicle by means of a first fluidic suspension unit and / or damping unit. The at least one supporting roller (24) is supported on the bogie truck (12, 13) by means of a second fluidic suspension unit and / or damping unit. A fluidic coupling of the suspension units and / or damping units of the bogie truck (12, 13) is provided against the vehicle frame and the at least one supporting roller (24) mounted on the bogie truck (12, 13).

The invention discloses a target tracking method based on triple twin hash network learning, and relates to the technical field of computer vision, target tracking and deep learning. According to themethod, firstly, a triple twin hash network is constructed, and the network is composed of a data input layer, a convolution feature extraction layer and a hash coding layer. In the initial training process of the network, a training data set and a random gradient descent back propagation algorithm are used for training the triple twinning Hash network, and after training is completed, the initialcapacity of target positioning can be obtained through the network. In the tracking process, firstly, an input image passes through a triple twin region recommendation network to obtain correspondingcandidate frames, then the candidate frames are input into a triple twin Hash network to be subjected to forward processing, the similarity between each candidate frame and a query sample is calculated, the candidate frame with the highest similarity is selected as a tracking target object, and therefore target tracking is achieved.

The invention discloses a door-passing system for an indoor inspection robot. The door-passing system for the indoor inspection robot includes a roller shutter door, the inspection robot, a roller shutter door controller, a roller shutter door motor, a roller shutter door wireless communication module, a laser emitter and a laser receiver, wherein the inspection robot includes a robot controller, a robot wireless communication module and an obstacle avoidance device. The invention further discloses a door-passing method for the door-passing system of the indoor inspection robot. The method includes the following steps of starting a door-passing mode when the inspection robot is close to the roller shutter door; confirming whether the roller shutter door is closed completely or not; emitting laser with the laser emitter; receiving the laser with the laser receiver; correcting the position through the robot wireless communication module; sending a door-opening instruction through the robot controller; opening the roller shutter door under control of the roller shutter door controller; and controlling the roller shutter door to close after the inspection robot passes the roller shutter door. Through the door-passing system and method for the indoor inspection robot, the inspection robot can automatically judge and correct its own position and have the automation control function for automatically controlling the roller shutter door to be opened and controlling the roller shutter door to close after passing the door.

The invention relates to a bidirectional in-situ blocking remediation system for nitrogen pollution migration of shallow groundwater. The system is used for groundwater pollution control. The system mainly comprises a permeation well, a remediation filler, a filter material layer, a vegetation secondary adsorption interception area and monitoring wells; the permeation well is linearly buried perpendicular to a pollution feather-shaped body, and a shallow water-bearing stratum is exposed; organic mater permeation holes are formed in the positions, parallel to cylinder generatrices, of the wellwall at equal intervals; the remediation filler is located in the well; the outer side of the well is coated with the filter material layer; the monitoring wells are located on the two sides of the permeation well; and the vegetation secondary adsorption interception area is located on the remediation water outlet side of the permeation well. Compared with the prior art, the system has the advantages that a ground device and a power facility are not needed, and the construction, operation and maintenance cost is low; construction is easy, and difficulties in large-scale PRB excavation and earthwork are overcome; disturbance on the groundwater environment is reduced; biodegradation, physical adsorption, chemical reduction and phytoremediation are integrated, and therefore the groundwater remediation effect is enhanced; the nitrogen pollution migration in a lateral runoff and a vertical seepage of underground water can be blocked in a bidirectional mode, and the application prospect is wide.

A method for in-situ dense non-aqueous phase liquids treatment in which a subsurface source area comprising at least one rapid release contaminant is located and free water removed therefrom. The subsurface source area is then heated to a temperature suitable for extracting the at least one rapid release contaminant from the subsurface source area. The at least one rapid release contaminant is extracted from the subsurface source area, resulting in solidification of the dense non-aqueous phase liquids remaining in the subsurface source area.

A flat gasket for a reciprocating engine or a driven machine including at least one metal sheet 0.05 to 0.5 mm thick which is provided with a coating of an elastomer film at least on the sides facing outward in at least one sealing area and has an edge area, formed by the outer contour and / or at least one cylinder bore and / or a water and / or oil passage in the cylinder head, adjacent to at least one peripheral self-contained cavity, and the cavity is filled completely with a hydraulic medium.

The invention relates to plant endophytic fungi of huperzia serrata. The biological classification and molecular biological identification are (Trichodermasp.) L44. The bacterium has been already preserved in China Center for Type Culture Collection, with the preserving number of CCTCC NO: M2013198. The invention further provides an application of the plant endophytic fungi of huperzia serrata in preparing huperzine A. The invention provides a novel microorganism for source of the huperzine A. The microorganism provided by the invention has the advantages of quick growth and reproduction, no limitation on external environments such as seasons and climates and large yield promoting space and the like. The wild resource of the medicinal plant huperzia serrata can be effectively prevented from being excessively excavated.

A forming tool for use in a hot forming of a Zn-plated steel sheet is provided. At least a portion of the forming tool to be in contact with the Zn-plated steel sheet during the hot forming is covered with an amorphous-carbon coating film. The amorphous-carbon coating film satisfies the following conditions (1) to (4): (1) a film thickness is 0.5 μm or larger; (2) a surface has an arithmetic mean roughness Ra of 2.0 μm or less; (3) the surface has a root-mean-square slope RΔq of 0.50° or less; and (4) a hydrogen content is 30 atom % or less.

A method and apparatus for constructing machinery flumes couples precast, fabricated sections of flume having a channel lining in a concrete cast. The sections are assembled to seal end to end forming a continuous trough in which assembly work is contained to reduce installer exposure, reduce field installation time and reduce construction costs for flume systems. Preferably, an end of a lining extends beyond the cast sheath for connection with an overlapped portion of an adjacent precast section's lining.

The present application discloses a numerical simulation method and system for an erosion effect of high speed landslide-debris flow movement. The simulation method comprises the following steps: constructing an original model according to point cloud data of a region to be simulated; creating the simulation task of the area to be simulated in the simulation software; The turbulence model and sediment erosion model are used to simulate the Constitutive Model of Erosion Effect in high-speed landslide-debris Flow Process; Importing the model file of the original model into the simulation task; The simulation parameters of turbulence model and sediment erosion model are set in the simulation task. A result file is generated based on the simulation parameters. The present application utilizesa computational fluid dynamics method to study landslides-debris flow, numerical simulation can be quickly, effectively and simply performed on the high speed landslide-erosion effect of debris flow reflects, the main characteristics of the erosion effect of debris flow are reflected. Basis is provided for erosion effect of landslide-detrital flows on the base material of slope.

The invention relates to a central controller adapted for controlling a number of wind turbines. The wind turbines being controlled and monitored by the central controller via a first monitoring and control network and a second monitoring and control network. The term monitoring and control network is in accordance with an embodiment of the invention understood as a data communication network which communicates at least control data for control of wind turbines, but may also communicate monitoring data, i.e. measure data. A typical example of a control of wind turbines is that the central controller sets the power set-point (the power to be produced) of each wind turbine in the wind power plant. The important control signals may be separated from high-bandwidth requiring monitoring data, such as analysis data in the communication network.

The invention discloses a recognition method for key sections of a highway network, which comprises the steps of firstly dividing the highway network into a plurality of sub community networks by using a community dividing algorithm; then modeling the highway network according to a probability assumption method, solving to acquire candidate key sections in each sub community network; and then finding out final key sections from the candidate key sections by adopting a dynamic planning method to act as key sections in the highway network, and enabling combinations investing the key section to realize the highest traffic efficiency of the highway network. According to the recognition method provided by the invention, key sections in the highway network are dug according to the traffic flow and highway network characteristics, the key sections in the highway network can be dug out accurately and efficiently, and a problem of key section digging is solved, thereby being capable of turning into an effective means of digging key sections in the highway network in practical application, being capable of providing a reference basis for overall planning of a transportation department, and providing a support means for the highway management staff to manage the highway network efficiently.

A sealing element for sealing flange faces on internal combustion engines, comprising at least one annular metal profiled body, characterized in that the profiled body is made of a wire and comprises at least one core region and at least one bending region, the material thickness of the wire is designed to be greater in the core region than in the respective bending region, and the wire in the core region is provided with at least one connecting means for direct or indirect connection to at least one further component. A radial cross-section of the sealing element is banana-shaped with a center region of the banana-shape being the sealing element core region and an end region of the banana-shape being the bending regions.

A flat gasket for a reciprocating engine or a driven machine includes at least two laminated metal sheets 0.05 to 0.5 mm thick which are provided with a coating of an elastomer film at least on the side facing outward and have an edge area, formed by the outer contour and / or at least one cylinder bore and / or a water and / or oil passage in the cylinder head, adjacent to at least one peripheral first bead of one of the metal sheets, the second metal sheet bridging the first bead, both metal sheets being joined together permanently on both sides of the first bead.

The invention discloses an anchor device and an anchor method. The anchor device comprises two brackets and a support line, wherein the two brackets are fixed on the ground; the support line is arranged between two brackets; two ends of the support line are fixedly arranged on the two brackets respectively; and a traction device can be arranged on the support line. The ground, on which the brackets are easily installed, on the periphery of a rock is found out; the two brackets are fixed on the ground on the periphery of the rock; and the rock ground which needs to be anchored with the traction device is located at the lower part of the support line. The traction device can be arranged on the support line; and the traction device is anchored at the upper part of the rock ground, so that ground wire dropping operation can be achieved. The support line is arranged on the brackets; digging on the rock is avoided; bracket installation is directly carried out on the ground on which the brackets are easily installed on the periphery of the rock; for example, a land facet can be directly selected to arrange the brackets, so that time and labor are saved; and the operation efficiency and the safety are greatly improved.

A leadscrew assembly has a wire-wound leadscrew driven by a mechanical drive. A preloaded leadscrew wire nut assembly serving as a leadscrew follower includes a first wire nut having at least one turn of a first-nut wire overlying and engaged to the groove between the turns of the thread wire, and a second wire nut having at least one turn of a second-nut wire overlying and engaged to the groove between the turns of the thread wire. The second wire nut is spaced apart from the first wire nut along a leadscrew axis. The leadscrew wire nut assembly further includes a compressed preload spring maintaining a compression preload against the second wire nut, and a wire-nut-assembly housing overlying the first wire nut, the second wire nut, and the preload spring. The wire-nut-assembly housing maintains the preload spring in compression.

The invention provides a social network user multi-label classification method based on a dynamic multi-view learning model, and the method comprises the following steps: building multi-view representation of a user for a specific social network data set; based on the user representation, constructing a deep fusion representation model among the multi-view data; using a dynamic routing model, updating parameters, and optimizing multi-view characteristics; and introducing a shared representation model, and constructing an objective function for the features in the step 3; and through model optimization, obtaining an optimal shared representation matrix, and finally, realizing multi-label classification of any user by utilizing the shared matrix. According to the method, multi-label efficient classification of network users is realized. The problems of model learning performance reduction, limited view fusion quantity, incapability of meeting multi-classification task requirements of the model and the like caused by data loss are solved, and the method can be widely applied to scenes such as user accurate analysis, abnormal user detection, user relationship mining and unknown user identification in the network.

The pipe arrangement (100) for feeding fluid to a fluid-receiver (103) from a fluid-supplier (102) through a pipe, includes a wire (113) tensioned between a first support (301) and a second support (302), a hollow fluid-feeding pipe (120) extending between the first and second supports, and a hanger (130) for allowing the fluid-feeding pipe (120) to hang from the wire (113). The fluid-feeding pipe (120) is comprised of a plurality of fundamental pipes (150) capable of being connected to one another. A second fundamental pipe connected to a first fundamental pipe can extend and contract axially thereof relative to the first fundamental pipe, and can further bend obliquely relative to the first fundamental pipe.

Disclosed is a device for laying mains pipes (T), connected to the boom (F) of a transport machine carrying the pipe to be laid (T) in order to fit it into a pipe (To) that is already laid. This attachment head (1) is formed by a pivoting joint (11) with a vertical axis (YY) and a tilting joint (12) with a horizontal axis (Z). The device comprises a guide rail (2) having a support (21) for positioning the guide rail on, and fastening it to, the end of the laid pipe (To), and for aligning the pipe to be laid (T) with the pipe (To) already laid, as well as a carriage (3) formed of a telescopic tube (30) fitted on the guide rail (2) and actuated with respect to same; the carriage (3) carries the pipe (T) that is to be positioned and connected to the laid pipe (To) by fitting it into said laid pipe (To). The guide rail (2) is connected to the attachment head (1) through the telescopic tube (30).

A canopy system for a swimming pool is provided. The system comprises a canopy frame sized so as to be capable of at least substantially covering the swimming pool. A number of vertical support posts are arranged around the swimming pool. The system further comprises a number of electric motors, each electric motor being arranged to drive an associated actuator arrangement engaging a corresponding one of the support posts. Each electric motor and associated actuator arrangement is attached to the canopy frame. A controller controls each of the motors to drive the associated actuator arrangement. The engagement of each associated actuator arrangement with each corresponding support post causes the canopy frame to be raised or lowered between a maximum and minimum height above ground level.

The embodiment of the invention discloses an information processing method, terminal equipment, a server and a storage medium. The method comprises the following steps: acquiring a real position of the terminal equipment; constructing k-1 false positions corresponding to the real position by adopting a first false position generation algorithm, and reconstructing at least one target false position which cannot be reached by adopting a second false position generation algorithm to obtain a reconstructed first anonymous block, wherein all positions in the reconstructed first anonymous block can be reached; generating a query request based on the reconstructed first anonymous block, the first identification information of the terminal device and the request content, and sending the query request to a server. Therefore, the real position of the user is hidden by constructing the anonymous block, and the unreachable false position is reconstructed by calculating the accessibility of the position, so that the credibility of the false position in the anonymous block is ensured, the user movement track is further prevented from being mined, and the safety of user data is enhanced.

The invention discloses a method for breeding golden-haired dog ridge spores. Pick pinnae with sporangia clusters on wild golden-haired dog plants, collect the sporangia, disinfect and wash them, then dry them, collect them in a sterile bag, and then put the aseptic After 340-380 days of low-temperature storage in the bag, sterilize the sporangia with 70%-75% alcohol, and then inoculate them into the spore germination medium for germination culture; when the prothallus grows, inoculate the prothallus into the conventional culture medium Carry out gametophyte transformation and culture; when the gametophyte grows the third leaf, transfer the culture tank to the room, open the lid of the culture tank for seedling cultivation, then add nutrient soil for field transplant adaptation, and finally carry out field transplant. The method for cultivating the golden-haired dog's spores of the present invention has a simple operation process, the two-step method cultivates the golden-haired dog's ridge seedlings, saves costs, the seedlings grow neatly, and are suitable for large-scale cultivation.

A method and apparatus for constructing machinery flumes couples precast, fabricated sections of flume having a channel lining in a concrete cast. The sections are assembled to seal end to end forming a continuous trough in which assembly work is contained to reduce installer exposure, reduce field installation time and reduce construction costs for flume systems. Preferably, an end of a lining extends beyond the cast sheath for connection with an overlapped portion of an adjacent precast section's lining.

A method for scanning artificial structure, wherein a scanning artificial structure apparatus comprises four magnetic-field sensors, the four magnetic-field sensors are non-coplanar configured, the method comprises following steps of: moving the scanning artificial structure apparatus along a scanning path within a to-be-tested area, in the meantime, measuring magnetic field by the four magnetic-field sensors, and recording a position sequence when measuring magnetic field, wherein four magnetic-field measurement sequences are measured by the four magnetic-field sensors; and calculating a magnetic-field variation distribution from the four magnetic-field measurement sequences and the position sequence, wherein the magnetic-field variation distribution is corresponding to at least one artificial structure distribution.

The invention relates to a contact type measuring device and method for the sacrificial anode and cathode protection state of an offshore submarine pipeline. The device comprises a detection rod and a data collector, the bottom end of the detection rod is in insulated connection with a measuring probe, and the top end of the detection rod is fixedly connected with a handle which can press the detection rod. A lower reference electrode and an upper reference electrode are arranged on the detection rod in an insulating manner, and are arranged up and down in a spaced manner, the ends of the lower reference electrode and the upper reference electrode are exposed, the measuring probe, the lower reference electrode and the upper reference electrode are respectively in circuit connection with the data collector, and the periphery of the upper part of the tip of the measuring probe is insulated by a thermal shrinkage sleeve. The measurement of the cathode protection potential and the sacrificial anode working potential of the submarine pipeline can be realized along the route direction of the offshore submarine pipeline, the protection current density of the submarine pipeline and the magnitude and the direction of the output current of a sacrificial anode are calculated according to the relationship between the potential gradient and the dielectric resistivity, and the position of the anode is judged according to the density, the magnitude and the direction, so that effectiveness evaluation on the sacrificial anode and a cathode protection system of the offshore submarine pipeline and prediction on the residual life of the anode are realized.