21results about How to "Avoid accident risk" patented technology

The invention discloses a wind turbine generator arrangement optimization method and system considering area limitation, and belongs to the technical field of wind power generation, and the optimization method comprises the steps: analyzing a limited area, and recognizing and processing a distribution area and a prohibited area in a wind resource map; according to the laying area and the prohibited area, an initial area for laying the wind turbine generator is constructed; analyzing the initial position of the machine location point, verifying whether the requirements of the safe distance and the laying area are met or not, and calculating the initial wake flow generating capacity; randomly selecting and updating the position of the wind turbine generator; using a wake flow model to calculate the wake flow generating capacity under the current wind turbine generator arrangement; according to the wake flow generating capacity under the current wind turbine generator arrangement, whether the wind turbine generator arrangement benchmark is updated or not is judged, whether circulation optimization continues or not is determined according to the comparison between the number of iterations and the total optimization number, and finally the optimal wind turbine generator arrangement and the optimal wake flow generating capacity are output. And wind turbine generator arrangement optimization under the limitation condition of a real complex area is realized.

The invention relates to the technical field of lamp post illumination traffic management, and particularly discloses a 5G-A technology intelligent lamp post system applied to traffic management, which is provided with a data quality judgment module, a road condition information extraction module, a road condition congestion evaluation module and a traffic management control module. Firstly, data quality monitoring is carried out on data transmission equipment to which the intelligent lamp pole belongs, so that the quality condition of data transmission corresponding to the intelligent lamp pole combined with 5G-A is obtained, and a traffic management cloud service center judges whether to carry out data preprocessing so as to accurately extract and analyze road condition information of a management and control area to which the intelligent lamp pole belongs; according to the method, the intelligent lamp post is used as a control area, the road condition congestion index of the control area to which the intelligent lamp post belongs is accurately evaluated, the intelligent illumination adjusting function and the intelligent reminding function of the intelligent lamp post are utilized under the trend of traffic congestion, energy-saving and emission-reducing traffic management is realized, and meanwhile, the traffic efficiency of a road is improved.

The present invention belongs to the technical field of air tightness monitoring, and discloses an artificial intelligence-based transformer oil storage cabinet capsule air tightness monitoring system, the system comprising a temperature information acquisition module, a pressure information acquisition module, a temperature anomaly analysis module, a gas flow anomaly analysis module, an air tightness analysis module, an air tightness change trend identification module, a monitoring result display module and a data storage library. The present invention analyzes the capsule air tightness index by analyzing the temperature anomaly and gas flow anomaly of the transformer oil storage cabinet capsule, and evaluates whether the capsule air tightness meets the standard based on the capsule air tightness index, and analyzes the air tightness change trend of the capsule for the situation where the air tightness does not meet the standard, effectively improving the efficiency of capsule air tightness monitoring, improving the authenticity and effectiveness of the monitoring results, avoiding possible safety accidents during the monitoring process, optimizing the accuracy and scientificity of the monitoring results, and at the same time improving the efficiency and accuracy of maintenance.

The invention relates to a high-weather-resistance warning marking material for a ship deck and a preparation method thereof.The marking material comprises an aluminum foil layer and a bottom layer, the aluminum foil layer and the bottom layer are bonded through a polyester adhesive layer, and the polyester adhesive layer is prepared from acrylate resin, ethyl acetate, wrapping rare earth, a flame retardant, a flatting agent, an anti-aging agent and a mineral oil defoaming agent; the acrylate resin is prepared from an acrylic monomer, a vinyl triethoxy silane monomer and glycidyl methacrylate; the preparation method of the identification material comprises the steps of preparation and assembly of the polyester adhesive. According to the warning mark material, the polyester adhesive layer with a special proportion is adopted and comprises various materials such as acrylate resin and wrapping rare earth, so that the whole marking material has excellent weather resistance, the color can be kept bright for a long time even in a severe marine environment, fading or aging is not likely to happen, and the service life of the marking material is prolonged. And the anti-skid performance and the long afterglow time are achieved, and therefore the safety sign effect on the ship deck is improved.

The application relates to the technical field of house building sewage equipment installation, and discloses a sewage treatment equipment installation structure which comprises a sewage treatment equipment box and three equidistantly arranged exhaust inspection boxes fixed on the top of the sewage treatment equipment box for exhaust, the sewage treatment equipment box is placed in a foundation pit for underground installation, a concrete mortar foundation is laid in the foundation pit and used for placing and installing the sewage treatment equipment box, a guide mechanism for guiding the sewage treatment equipment box to be installed is arranged on the concrete mortar foundation; the guide mechanism comprises two groups of guide adjusting components and guide wheel components which are symmetrically placed on the two sides of the sewage treatment equipment box. The sewage treatment equipment installation structure can stably and accurately lower the sewage treatment equipment, workers do not need to repeatedly communicate with crane workers in the foundation pit, the operation difficulty of the crane workers is reduced, the risk of accidents of the workers is avoided, and the installation efficiency of the sewage treatment equipment is effectively improved.

The invention relates to the technical field of cable processing devices, and particularly discloses a cable manufacturing and processing device and a processing method thereof.The cable manufacturing and processing device comprises a fixed bottom frame and further comprises a winding assembly arranged on the fixed bottom frame and used for winding a cable; the supporting frame is arranged on the fixed bottom frame; the compacting assembly is arranged on the supporting frame and used for compacting the cable in the winding process; and the adjusting assembly is arranged on the supporting frame and used for adjusting the height of the compacting assembly. Through cooperative use of the compaction assembly and the adjusting assembly, the positions of a transmission plate and a compaction plate can be adjusted through rotation of a threaded column while a cable is wound, through uniform compaction, it can be ensured that the structure of the cable is tighter, formation of bubbles or gaps is reduced, and the service life of the cable is prolonged. Therefore, the electrical performance and the mechanical strength of the cable are improved, and the cable is more stable in the transportation and storage process.

The utility model discloses a guardrail crossing device for expressway construction, which comprises a mobile vehicle, a conveying mechanism is arranged on the mobile vehicle, the conveying mechanism comprises a lifting frame, a transverse moving mechanism, a fixing sleeve, an inserting rod, a crossing plate, a reinforcing plate, a threaded pipe, a horn mouth, a follow-up mechanism and a fitting plate, the lifting frame is mounted on the mobile vehicle, and the transverse moving mechanism is mounted on the lifting frame. The transverse moving mechanism is connected to the lifting frame and the fixing sleeve in a matched mode, the inserting rod is installed on the crossing plate, the guardrail crossing device for expressway construction has flexible lifting and moving capacity due to the design of the conveying mechanism, and the crossing plate can be easily adjusted to the proper height and position through cooperation of the lifting frame and the transverse moving mechanism. By means of the lifting function of the lifting frame and the moving capacity of the transverse moving mechanism, construction efficiency is greatly improved, the risk that workers bypass or climb over the guardrail is reduced, and construction safety is guaranteed.

The invention discloses a connector which comprises a plug and a socket. The plug is provided with a first insertion core, and the first insertion core comprises an insertion core main body and at least one independent pin seat and / or at least one first modular insertion part; the insertion core main body is provided with at least one independent installation cavity and / or at least one module installation cavity. The independent pin seat is detachably mounted in the independent mounting cavity, and the modular plugging part is detachably mounted in the modular mounting cavity; the independent pin seat and the first modular plugging part are internally provided with a first type of pins. The socket is provided with a second insertion core matched with the first insertion core, and the second insertion core is provided with a second type of insertion pins matched with the first type of insertion pins; when the plug is plugged into the socket, the first type of pins and the second type of pins are connected and conducted. According to the invention, various plugging wiring modes are supported, various scene requirements are met, the space structure is compact, and the design is safe and reliable.

This utility model discloses a pipeline rescue and safety device, belonging to the field of pipeline repair. It includes a pipe tube with a main baffle fixedly connected to its top. A sealing gasket is placed between the pipe tube and the main baffle. A secondary baffle, coaxially arranged with the main baffle, is connected to the top of the main baffle via connecting bolts. The main baffle has a first drain port, and the secondary baffle has a second drain port corresponding to the first drain port and of the same size. The secondary baffle can rotate around the connecting bolts, and the rotation of the secondary baffle controls the opening and closing of the first and second drain ports. A sealing ring groove is provided on the main baffle at the edge of the first drain port. This pipeline rescue and safety device replaces traditional methods of using airbags and bricks to block water, avoiding safety accidents caused by water leakage due to airbag rupture, and also solving the accident risk caused by sudden water gushing out when removing brick plugs, thus ensuring the safety of personnel working in manholes or pipes.

The embodiment of the invention relates to the technical field of vehicles, and discloses a vehicle control method and device, a vehicle and a storage medium, and the method comprises the steps: obtaining the communication state of an ADS in a process of detecting the activation of an AEB; when the communication state of the ADS is abnormal and the continuous frame number is larger than the preset frame number, the target execution torque of any frame in the last N frames when it is detected that the communication state of the ADS is abnormal is obtained, and N is an integer; and according to the target execution torque, the vehicle is controlled to be braked and stopped. By means of the technical scheme, it can be guaranteed that the AEB is continuously triggered so that the vehicle can be safely braked, and collision accidents caused by accidental interruption in the AEB process are avoided.

An infrared steel wire rope speed sensor is used for detecting the running speed of a steel wire rope in real time, a signal line is used for transmitting a signal, and a main gear rotates to enable a rack to slide up and down to drive a large gear to rotate, so that a brake rod stretches out in the direction of the steel wire rope; and the friction cone penetrates into the steel wire rope to lock the steel wire rope so as to reduce the speed. The device is characterized by comprising an overspeed slow descent brake fixing frame, an infrared steel wire rope speed sensor, a motor support, a motor, a signal line, a main gear, a sliding rib, a rack, a sliding groove, a large gear, a large gear fixing disc, a fixing screw, a steel wire rope sliding groove, a steel wire rope, an arc sliding groove, a sliding hole, a brake rod, a reset spring, a wire connector, a rectangular protrusion and a cuboid friction cone. And the inclined cylinder friction cone is arranged on the inclined cylinder bulge.

The invention relates to the technical field of preparation of nickel boroacylate, in particular to a high-efficiency nickel boroacylate preparation process, which comprises the following steps: adding raw materials for preparing nickel boroacylate and a solvent into a reaction kettle; determining the time when basic nickel carbonate dry powder starts to be put and the time when basic nickel carbonate dry powder stops being put; determining whether basic nickel carbonate dry powder feeding parameters are adjusted or not based on a comparison result of a time difference between the basic nickel carbonate dry powder feeding starting moment and the basic nickel carbonate dry powder feeding stopping moment and a preset time difference range; whether stirring is stopped or not is determined based on the material viscosity in the vacuum treatment process; and determining whether to adjust the preparation process parameters of the efficient nickel boroacylate based on the comparison result of the qualified rate of the prepared nickel boroacylate and the preset qualified rate. According to the method, the performance of the nickel boroacylate is improved by improving the control precision of the preparation process of the nickel boroacylate.

The invention relates to a hoisting overspeed slow descent brake, and discloses an overspeed slow descent brake of a small crane. The overspeed slow descent brake detects the running speed of a steel wire rope in real time through an infrared steel wire rope speed sensor, transmits signals through a signal line and drives a disc-shaped rocker to rotate through a motor, so that a U-shaped sliding block stretches out to clamp the steel wire rope for speed reduction. The device is characterized by comprising an overspeed slow descent brake fixing frame, an infrared steel wire rope speed sensor, a motor support, a motor, a signal line, a crank, a connecting rod, a disc-shaped rocker fixing disc, a fixing bolt, a steel wire rope sliding groove, a steel wire rope, a disc-shaped rocker, a U-shaped sliding groove, a U-shaped sliding block and a spring. The infrared steel wire rope speed sensor is fixedly arranged on one side face of the overspeed slow descent brake fixing frame, a hole is formed in the overspeed slow descent brake fixing frame, and an emitter and a receiver of the infrared steel wire rope speed sensor both penetrate through a center shaft of the hole of the overspeed slow descent brake fixing frame.

The invention provides an automatic braking system and method based on ramp sliding of a learner-driven vehicle. The system at least comprises a sensor module, an intelligent control unit, a braking executing mechanism and a human-computer interaction interface. The invention provides an automatic braking system for ramp sliding of an instructional car. Core components of the automatic braking system comprise a sensor module, an intelligent control unit, a braking executing mechanism and a human-computer interaction interface. The four key parts cooperatively operate to jointly construct an efficient and accurate automatic detection and brake control system. The system deeply integrates a leading-edge sensor technology, an intelligent control algorithm and a brake execution mechanism, and aims to comprehensively monitor and effectively prevent a car sliding phenomenon possibly occurring in a hill starting practice process of a trainee, and finally ensures that the safety and the high efficiency of a training activity are comprehensively realized.

Disclosed is an operation stabilization system for a foldable pedal device of a vehicle, including: first and second batteries provided in the vehicle; first and second vehicle controllers that receive power from the first and second batteries, respectively, and transmit operation signals, respectively; a foldable pedal controller provided in the foldable pedal device and transmitting a control signal after receiving signals from the first and second vehicle controllers; and first and second motors provided in the foldable pedal device and connected to the first and second batteries, respectively, to receive power from the first and second batteries.

The invention relates to the technical field of digital twinning, in particular to a visual training system and method based on the digital twinning technology and a storage medium, and the method comprises the steps: a visual training module builds a parameterized image collector and a visual control interface which respectively support the setting of camera parameters and the loading of a visual control program; a logic control signal is generated through the visual control interface, and when the image collector receives a collection instruction, the image collector carries out image collection and carries out image processing and updating on the collected image through the visual control interface to generate the logic control signal; the training scene module builds a virtual application scene through a digital twinning technology, updates the position of the virtual application scene according to the action control signal, and correspondingly generates an acquisition instruction; the action control module is used for packaging a controller program and converting a logic control signal into an action control signal; a visual practical training experiment scene can be freely built, and the problems of equipment cost, safety, regional limitation and equipment selection flexibility are solved.

The utility model discloses an intelligent oxygen / acetylene gas cylinder storage and fire operation safety monitoring and management system, and mainly relates to the technical field of thermal power station construction safety monitoring. Comprising an intelligent sensor arranged on an oxygen / acetylene gas cylinder, an intelligent ignition device arranged on a welding gun, an intelligent fire extinguisher sensor arranged on a fire extinguisher, a flammable and explosive area protection sensor arranged in a flammable and explosive protection area and a wireless intelligent terminal arranged on a construction site. According to the utility model, monitoring of an oxygen cylinder and an acetylene cylinder on a construction site can be completed, and potential safety hazards can be eliminated.

The utility model discloses a multiplication stroke mechanism which comprises a sliding storage rack, a sliding rail, an air cylinder, a fixed storage rack, a support and a driving assembly. The sliding rail is fixedly arranged on one side of the top end of the support. The fixed storage rack is fixedly arranged at one corner of the bracket; the sliding storage rack is arranged at the top end of the sliding rail in a sliding mode, and the space below the sliding storage rack is higher than the fixed storage rack. The air cylinder is arranged on the inner side of the support and located on the side face of the fixed storage rack. One end of the driving assembly is arranged at the driving end of the cylinder, and the other end is arranged on the sliding shelf. When the air cylinder is activated and starts to retract, the driving system flatly unfolds the sliding storage rack from the upper portion of the fixed storage rack to the left side and the right side through the reversing wheel set and the transmission chain, and two independent stations are formed. When the sliding storage rack needs to be restored to the initial position, the sliding storage rack can be stably pulled back to the position above the fixed storage rack through the double-side air leakage function of the air cylinder and the action of the balancer, and an upper-layer storage structure and a lower-layer storage structure are formed again.

The invention relates to the technical field of gear boxes, in particular to a gear box self-checking device and a leakage detection method, and the gear box self-checking device comprises a synchronization assembly which comprises a containing part, a rotating part and a follower, the rotating part is arranged on the containing part, and the follower is arranged on the rotating part; the placing assembly comprises a shielding piece, a sliding piece, a moving piece, a locking piece and a mounting piece, the shielding piece is arranged on the containing piece, the sliding piece is arranged on the shielding piece, the moving piece, the locking piece and the mounting piece are arranged on the sliding piece, and the sliding piece is arranged on the sliding piece through a synchronous assembly. According to the invention, the gear box drives the outer surface equipment to rotate synchronously during operation, the mechanism ensures that the detection equipment can be kept synchronous with the movement of the gear box, the placement assembly is utilized, the detection equipment can be installed at the corresponding position of the gear box synchronously in a modularized manner, and the detection efficiency is improved through a specific detection method. And the position of leakage on the gear box can be effectively judged.

The invention discloses a cable laying method and device, and the method comprises the steps: numbering the nodes of a cable channel, forming node numbers, and determining the connection relation of each node number; determining the number of channel layers of each cable channel, and numbering each channel layer to form a layer number; determining a routing path of each cable according to the head end coordinate data and the tail end coordinate data of each cable; according to the cable type and the routing path of each cable, arranging the cable in each cable channel interval in a channel layer where the cable channel interval is located; and in each cable channel interval, arranging the cables in the same channel layer according to the head end coordinate data and the tail end coordinate data of the cables in the same layer in the cable channel interval, and determining the cable number of each cable. According to the invention, the position of the cable in the cable channel is accurately positioned, the maintenance time of the cable is shortened, and the maintenance efficiency of the cable is improved.

The utility model discloses a lithium battery top cover structure, which relates to the technical field of lithium batteries, comprises a top cover provided with an explosion-proof hole, and is characterized in that the explosion-proof hole is sequentially provided with a protective cover, an explosion-proof membrane and a deformation layer from top to bottom, and the protective cover, the explosion-proof membrane and the deformation layer are all connected onto the top cover; the surface of the protective cover is provided with air holes, the deformation layer is of a downward arched structure, the deformation layer comprises a first metal layer and a second metal layer arranged on the first metal layer, the thermal expansion coefficient of the first metal layer is larger than that of the second metal layer, and the thermal expansion coefficient of the second metal layer is larger than that of the first metal layer. A plurality of sharp knives are uniformly distributed on the surface of the second metal layer; according to the utility model, the safety reaction can be performed at the initial stage of battery heating, the corresponding reaction can be continuously performed according to the heating condition of the battery, the accident risk of battery heat is effectively avoided, the structure is simple, and the safety coefficient is higher.