7results about How to "Meet industrial needs" patented technology

The present application relates to the technical field of data processing, in particular to a data processing method and system based on unmanned aerial vehicle video and vector data fusion. By calculating the deviation of the predicted position and the actual detection position of each reference point in the image, the reference points with large errors are screened and the camera pose parameters are adjusted using the random consistency algorithm and the iterative optimization method to improve the projection accuracy and stability. Through grid division, corner detection and feature descriptor extraction, a reference point set is established, the parallax change standard deviation is introduced, and the unstable reference points with large fluctuations are removed to ensure the reliability of the pose solving process and the consistency of spatial registration. According to the registration and fusion of unmanned aerial vehicle video and vector geographic data, the problems of current vector element drift, occlusion determination difficulty and attitude error dynamic correction are solved, the spatial reality and dynamic stability of the augmented reality scene are enhanced, and the industrial needs of various application scenarios such as underground pipe network inspection are met.

The utility model discloses a kind of ammonia desulfurization device flue gas water washing system heat recycling system, including desulfurization tower, air blower room, gas-water heat exchanger, air preheater and boiler;The washing water outlet of desulfurization tower is communicated with the water inlet of water washing circulating tank by pipeline, the water outlet of water washing circulating tank is divided into two ways, one way is communicated with the hot medium import of gas-water heat exchanger by pipeline, another way is communicated with the import of water washing circulating pump by pipeline, the outlet of water washing circulating pump and the hot medium import of gas-water heat exchanger are all communicated with the washing water import of desulfurization tower by pipeline;The cold medium import of gas-water heat exchanger is communicated with atmosphere, the cold medium outlet of gas-water heat exchanger is communicated with the outdoor suction inlet of the inlet pipeline of air blower room by pipeline.The advantage is that: using the low-lying heat energy of desulfurization tower high-temperature washing water to heat boiler air blower inlet air, reduce steam consumption, reduce the energy consumption and operating cost of device, meet the industrial demand of energy saving and consumption reduction.

The present application relates to a kind of multilayer constant force scroll spring and its production process, including several coil springs;Several described coil springs are successively stacked and are refuted into shape, and the two ends of coil spring are fixed respectively.The beneficial effects of the present application are that:1.thin single-layer coil spring is stacked after forming the constant force scroll spring with consistent bending radius, compared with directly using thicker spring, the forming method of the present application can make the scroll spring curl to small volume more, to realize the increase of its torsion in the case of not increasing or increasing less scroll spring volume, meet the industrial needs;2.the torsion of multiple times after stacking can be obtained after the two ends of single-layer coil spring with consistent inner diameter are fixed respectively, meet the requirement of increasing torsion.

The application provides a hierarchical heating directional circulation spray fluidized bed, which is composed of multiple groups of sequentially connected spray drying basic units. Each group of the spray drying basic units comprises a wind distribution plate, a nozzle, a first partition plate, a second partition plate and an inclined plate. The first partition plate and the second partition plate are arranged at intervals to form multiple groups of associated high-speed beds and low-speed beds. The nozzle is inserted from the center of the wind distribution plate of the high-speed bed, the nozzle outlet is located above the wind distribution plate, and the inclined plate is located in the low-speed bed. The temperature of the fluidizing air passing through each group of the basic units is sequentially increased. Thus, the particles form a regular and orderly directional circulation from the high-speed bed to the low-speed bed and then to the high-speed bed, and the particles obtain the coating solution in stages during the circulation process, and are dried to form a coating layer. The application has a simple structure and a reasonable design. The directional movement of the particles and the hierarchical heating are realized by the high-low partition plates and the adjustment of the fluidizing air speed and the air temperature, which is beneficial to the controllable drying and uniform flow of the particles and improves the uniformity of the particle coating.

The application discloses an automatic descaling electrochemical water treatment equipment, which comprises a box body, a top cover, a lifting driving device, a scraper, an electrolysis device, a protection box, a water outlet pipe and a bottom frame; the box body is fixed on the bottom frame; the top cover is fixed above the box body, and the top cover and the box body form an electrolysis cavity; the electrolysis device comprises an anode assembly and a cathode assembly; the cathode assembly comprises N cathode plates and the inner wall of the box body; the anode assembly comprises N+1 anode plates; the cathode plates and the anode plates are fixed in parallel and equidistantly below the top cover; the left surface of the leftmost anode plate is the inner wall of the box body, and the right surface of the rightmost anode plate is the inner wall of the box body; the part of the cathode plates penetrating through the top cover is provided with a cathode terminal post, and the part of the anode plates penetrating through the top cover is provided with insulation sealing and an anode terminal post. The automatic descaling electrochemical water treatment equipment can realize automatic descaling, has high efficiency and strong electrolysis capacity, and the sewage treated by the equipment can meet the industrial demand.

The application provides a multi-motor synchronous force control method and system, and the method comprises the following steps: obtaining total expected force of the multi-motor; calculating sub-expected force of each motor in the multi-motor according to the characteristics of each motor; setting an outer feedback loop for controlling each motor to operate according to the corresponding sub-expected force, and taking the synchronization error of each motor as a feedback item of the outer feedback loop; and setting an inner feedback loop for controlling each motor to operate according to the corresponding sub-expected force, and taking the output force error of each motor as a feedback item of the inner feedback loop. The scheme can ensure the synchronization of the multi-motor movement under the premise of realizing accurate force control, realize accurate force control output of high power, and meet the actual industrial demand.

The application provides a vacuum induction melting endpoint element and tapping temperature prediction method and system based on a physical information network. It relates to the fields of metallurgical engineering and intelligent manufacturing. The method of the application first collects and pre-processes smelting multi-source heterogeneous data, then constructs four types of physical constraint equations based on metallurgical physical principles, designs a physical information neural network model with a shared feature extraction layer and a multi-task learning architecture, fuses data and physical constraint losses to construct a compound loss function and dynamically adjusts the weights, trains and optimizes the model for deployment, realizes online real-time prediction of endpoint elements and tapping temperature, and completes continuous learning and updating of the model based on new measured data. The application combines physical knowledge and data-driven to improve prediction accuracy and real-time performance, reduce smelting energy consumption and raw material waste, improve product qualification rate, and is suitable for intelligent control of special steel smelting.