17results about How to "Flexible loading" patented technology

The invention discloses a railway hopper car for transporting powdery goods, which relates to the technical field of railway hopper cars, and comprises a car body, a pneumatic control system, a car coupler buffer device, an air brake device, a manual brake device and a bogie, the vehicle body comprises a bottom frame, two funnels with double-sealing structures are arranged at the bottom of the bottom frame and distributed on the two sides of a middle beam of the bottom frame, two side walls are arranged on the two sides of the bottom frame, end walls are arranged at the two ends of the two side walls respectively, a vehicle roof is arranged on the upper portions of the side walls and the end walls, and unloading openings are formed in the bottoms of the funnels. A turnover type bottom door with a secondary locking device is arranged at the unloading opening, and the car roof comprises a fixed top cover assembly and a movable top cover assembly arranged over the fixed top cover assembly. The hopper car side wall is reasonable in design, and the problems that the hopper car side wall cannot give consideration to strength and space, a top cover is clamped, a bottom door is prone to being accidentally opened and sealing performance is poor are solved.

The utility model discloses a coal mine pipeline anti-corrosion operation and maintenance process measuring device which comprises a hollow barrel-shaped adjusting mechanism and detection modules arranged outside the adjusting mechanism in an annular array mode. The detection module is encircled to form a hollow topological cylinder capable of wrapping the outer part of a detected pipeline; the detection module is used for metering the outside of the pipeline through the detection piece; the adjusting mechanism comprises a rotational degree of freedom, and the rotational degree of freedom drives all the detection modules to do annular motion and adjusts the diameter of the topological cylinder; according to the technology of the utility model, a plurality of detection pieces are installed in an array, such as a laser range finder, a shape measuring instrument, an ultrasonic detector or a thermal infrared imager, so that the outside of a pipeline can be accurately measured in a plurality of aspects, including linear size, angle, product, irregular surface or contour and the like; the high-precision measurement enables the evaluation of the attributes of the pipeline to be more accurate and comprehensive.

The invention provides a browser code block loading method and device, equipment, a medium and a program product, and relates to the technical field of computers.The method comprises the steps that first identification information of a first module in a target system currently accessed by a target browser is obtained, and second identification information corresponding to a second module is determined based on the first identification information, the second module is a next module accessed by the target browser predicted based on the first module; according to the first corresponding relation, determining a first new characteristic list corresponding to the second identification information, and screening out a second new characteristic list which does not support the target browser from the first new characteristic list corresponding to the second identification information; the first corresponding relation is a corresponding relation between identification information of each module in the target system and a first new characteristic list corresponding to each module; and when the second identification information is consistent with the identification information of the next module actually accessed by the target browser, outputting the polyfill code block corresponding to the second new characteristic list to the target browser.

The embodiment of the invention relates to the technical field of firmware upgrading, in particular to a firmware upgrading method, electronic equipment and a storage medium, the method is used for the electronic equipment, the electronic equipment comprises reference firmware, and the reference firmware comprises a first component management module and a plurality of first functional components. According to the embodiment of the invention, the firmware is divided into a plurality of independent functional components, each functional component is compiled into a position-independent code, flexible loading and unloading in a memory are supported, and the to-be-upgraded functional component is automatically identified by comparing the components between the reference firmware and the target firmware, so that the upgrading efficiency is improved. Therefore, the component management module is used for accurately upgrading the to-be-upgraded functional component, firmware based on component management is efficiently and flexibly upgraded, firmware upgrading time is remarkably shortened, firmware upgrading efficiency and flexibility are improved, and service continuity can be guaranteed.

The utility model discloses a ring-shaped sound-absorbing lamp, which relates to the technical field of building decoration, and comprises a lamp component and a sound-absorbing component, the lamp component comprises a lamp unit, two ends of the lamp unit are respectively provided with a lamp female buckle module and a lamp male buckle module, and the lamp female buckle module and the lamp male buckle module are respectively connected with the sound-absorbing component. Every two adjacent lamp units are spliced through a lamp female buckle module and a lamp male buckle module, the lamp female buckle modules and the lamp male buckle modules are fixed through lamp buckle module fixing screws, the lamp assembly is arranged in a groove formed in the bottom of the sound absorption assembly, and the sound absorption assembly comprises a sound absorption piece. The lamp assembly is formed by splicing a plurality of sections of lamp units in a sectional mode through the splicing buckle structures, the transportation cost and the packaging cost can be reduced, the lamp assembly can be hoisted and installed in a sectional mode, and installation is flexible. And the purposes of sound absorption and noise reduction are achieved.

The application discloses an anti-interference reconfigurable frequency hopping pattern communication device and method, relates to the technical field of wireless communication devices, and comprises a baseband module and an intermediate frequency processing module based on a field programmable gate array (FPGA), an AD conversion module, a DA conversion module, an up-conversion frequency mixer and a down-conversion frequency mixer connected with the baseband module and the intermediate frequency processing module based on the FPGA, and the device constitutes a transmitting chain and a receiving chain; the application has the beneficial effects that flexible frequency hopping pattern loading can be realized to adapt to communication between different devices, and the robustness of signal receiving is remarkably improved.

This invention discloses a method and apparatus for hierarchical site selection of low-altitude take-off and landing fields based on road network topology clustering and graph reinforcement learning. The method includes: acquiring and standardizing demand agent, road network, and spatial constraint data; generating candidate sites through density clustering based on the shortest path distance of the road network; constructing a candidate graph and encoding node attributes and topological neighborhoods using a graph neural network; modeling hierarchical site selection as a Markov decision process, with topological embedding, selected states, remaining quantity, and target weight as states, and node selection and hierarchical allocation as actions; eliminating actions that violate constraints such as no-fly zones, boundaries, and station spacing through dynamic masking; and optimizing using a multi-objective reward reinforcement learning strategy to output a hierarchical layout of hubs, stations, and terminals. The method and apparatus of this invention help improve the connection accuracy and hierarchical capability of candidate point extraction, and help ensure constraint consistency.

The invention discloses an ice flower observation instrument for obtaining images of water ice in a permanent shadow region of the moon, belonging to the field of aerospace and space exploration technology. The invention discloses an ice flower observation instrument for obtaining images of water ice in a permanent shadow region of the moon. The scheme can achieve, when obtaining images of water ice in a permanent shadow region of the moon, obtaining photos of ice flowers formed by condensation of moon water ice after volatilization by using a microscopic photography method under the action of a microscope lens, so that only a very small amount of moon water ice needs to be extracted and condensed to be observed, which helps to improve the mission success rate when the water content of the moon is low, and is more energy-efficient. Extraction can also be achieved by directly contacting and heating the water-containing moon soil in a deep low temperature and high vacuum environment of the moon, which has a simple working principle, a small size, flexible mounting, and greatly reduced complexity of engineering implementation, which is conducive to reducing risks.

The application discloses a cross-platform general multi-mode remote outer safety simulator and relates to the technical field of aerospace measurement and control simulation. The simulator comprises a fully ruggedized computer, a system control module, a programmable safety control receiver, a programmable outer measurement transponder and a programmable telemetry transmitter. Each module is designed in a stacking mode and is electrically connected through a through-type connector. The system control module is provided with a global bus and a local bus, which are respectively used for timing synchronization response communication and high-speed daisy chain board data forwarding. Each functional module adopts a zero intermediate frequency architecture and has radio frequency loop self-checking and parameter power-off memory functions. The application highly integrates the telemetry, safety control and outer measurement functions, solves the problem of insufficient collaborative precision of the existing equipment with discrete functions, realizes cross-platform generalization and flexible switching of multiple tasks, and greatly improves the test efficiency and evaluation precision of the ground measurement and control system.

The present invention provides a method for loading a digital signal processor target code, the method comprising: parsing the file header information of a digital signal processor target code file, obtaining the segment header information and the program execution entry address; traversing each segment header, identifying the .cinit segment, if its segment attribute is copysection, indicating that the .cinit segment needs to be copied; allocating a temporary buffer for each continuous memory block according to the length of the memory block; creating a virtual memory area for each continuous memory block according to the length of the continuous memory block, copying the content in the temporary buffer to the virtual memory area; initializing the virtual memory area according to the physical address of the first segment in the continuous memory block; and hanging all virtual memory areas on the system memory root address. The virtual memory blocks can be merged and allocated according to the segment header information and the loading mode, avoiding the allocation of unnecessary virtual memory space.

This invention discloses a railway hopper car for transporting powdery goods, relating to the technical field of railway hopper cars. It includes a car body, a pneumatic control system, a coupler buffer device, an air braking device, a manual braking device, and a bogie. A hydraulic control system is located at the lower part of the car body. The car body includes a chassis, with two hoppers with double-sealing structures at the bottom of the chassis. The two hoppers are distributed on both sides of the chassis's central beam. Two side walls are provided on both sides of the chassis, with end walls at each end of the side walls. A roof is provided above the side walls and end walls. A discharge port is provided at the bottom of the hoppers, and a flip-up bottom door with a two-stage locking device is provided at the discharge port. The roof includes a fixed top cover assembly and a movable top cover assembly positioned directly above the fixed top cover. This invention has a reasonable design and solves the problems of the side walls not balancing strength and space, top cover jamming, easy accidental opening of the bottom door, and poor sealing in hopper cars.

The present invention relates to a data cleaning and repairing method, the method comprising: setting up an access module to clean and repair data for data errors generated in the collection and data transmission of the distribution network terminal equipment itself; setting up a conversion module to clean and repair data for data errors generated by information equipment in the distribution network information system; setting up a rule base cleaning module for data interaction and data processing between multiple business information systems of the distribution network; setting up an offline module to clean and repair data for the cleaning of historical data that has been stored in the warehouse, and performing a logical investigation on the overall historical data. The present invention can efficiently distinguish data errors and bad data, prevent data leakage and misjudgment, ensure repair efficiency, and meet the data requirements of upper-level business applications.

The utility model belongs to the technical field of catalyst tanks, and provides a catalyst tank for biodiesel production, which comprises a reaction tank, a support block is fixedly connected to the reaction tank, a first motor is fixedly connected to the support block, a rotating shaft is fixedly connected to the output end of the first motor, and the rotating shaft is rotatably connected to the reaction tank in a penetrating manner. Stirring plates are fixedly connected to the two sides of the rotating shaft, stirring blades are fixedly connected to the end, away from the first motor, of the rotating shaft, a ventilation pipe is fixedly connected to the reaction tank in a penetrating mode, and an adsorption tank is fixedly connected to the end, away from the reaction tank, of the ventilation pipe in a penetrating mode. The first motor is started to drive the stirring plate and the stirring fan blades to rotate, so that a catalyst and reaction raw materials are mixed more uniformly, the reaction rate is increased, waste gas generated by reaction enters the adsorption tank through the ventilation pipe, the waste gas is adsorbed by spherical activated carbon and converted into harmless gas to be discharged through the air outlet pipe, and the waste gas is prevented from polluting air.

The invention relates to a test method and system for a functional module in a chip, and the method comprises the steps: judging whether the firmware type of a first test firmware file loaded by a logic processing module in a resource board card of a test machine is matched with a to-be-tested second functional module in a to-be-tested chip of the current test case or not according to the current test case; a first test module constructed based on a first test firmware file runs in the logic processing module; if not, a first instruction is issued to the logic processing module to indicate that the first test firmware file is switched into a second test firmware file, and the second test firmware file is used for constructing a second test module for testing the second function module in the logic processing module to replace the first test module; and after firmware switching is completed, issuing a second instruction to the logic processing module to instruct the logic processing module to execute the current test case based on the second test module so as to test a second function module of the to-be-tested chip. The method can improve the test efficiency.

The invention relates to an intelligent control module implementation method based on a decentralized control system, which comprises the following steps of: developing an intelligent control algorithm program, and establishing a matrix variable to represent a model parameter required by an algorithm; the program input comprises model parameter update variables and control parameters; the optimal model parameters calculated off-line through the optimization algorithm are stored as data files and stored in a set path; an intelligent control algorithm program is loaded in the decentralized control system, corresponding data files are read respectively, and model parameters are set; one intelligent control algorithm program is selected to be output as a final control instruction of the multiple intelligent control algorithm programs, and the running state of each intelligent control algorithm program is judged according to the value of the model parameter updating variable; when the program is in a normal operation state, obtaining input to output a control instruction; when the program is in the model loading state, the latest data file in the corresponding set path is read again, the current model parameter is updated, and in the updating process, the control instruction output by the module in the normal operation state is tracked. Compared with the prior art, the method has the advantages that intelligent control algorithm model parameters can be updated online, and the output control instruction is more effective.

The invention relates to a prediction control module implementation method based on a localized DCS platform, and the method comprises the following steps: developing a prediction control algorithm program, building a prediction model needed by a matrix variable expression algorithm, and inputting the algorithm program including control parameters and model update variables; storing a prediction model obtained through offline modeling or an optimization algorithm as a data file, and storing the data file in a set path; the algorithm program loads the prediction model by reading the data file under the set path, and judges the program running state according to the value of the current model update variable; when the program is in a normal operation state, control parameters are obtained, and a control instruction is output through the prediction model; when the program is in a model loading state, the latest data file under the set path is read again, the prediction model is updated, and in the updating process, the program outputs other control loop tracking instructions or manual control operation instructions. Compared with the prior art, the method has the advantages of good control performance, good flexibility and the like.