21results about How to "Improve practical ability" patented technology

The invention provides a teaching method and system for progressive AI ethic scene simulation in different learning segments, and the method comprises the steps: constructing a progressive AI ethic scene library in different learning segments according to different scene grades and corresponding task requirements; configuring a scene simulation platform and an AI ethic guidance module; based on the AI ethical scene library, the scene simulation platform and the AI ethical guidance module, progressive scene simulation and real-time task guidance are executed; in the process of executing scene simulation and real-time task guidance, collecting and analyzing multi-modal teaching data in real time; and based on an analysis result, generating a teaching evaluation and personalized promotion scheme. According to the AI ethical teaching system, the practicability and immersion of ethical teaching are improved, large-scale personalized teaching is realized, a scientific and comprehensive literacy evaluation standard is established, a data-driven teaching optimization closed loop is formed, and the AI ethical teaching system based on branch learning, scene simulation and intelligent guidance is constructed.

The application provides a reinforcement learning-based engineering cost project cost control strategy optimization method and system, and relates to the technical field of engineering cost, which comprises the following steps: in step 2, according to an initial cost control strategy, resource allocation and cost control are performed at a current construction stage to obtain actual cost, progress and quality data; in step 3, the actual cost, progress and quality data are integrated to construct a multidimensional data distribution model, form an abstract decision space, fit discrete data into a continuous decision surface, calculate the curvature of a local area, and analyze the structural change characteristics of the decision surface; based on the structural change characteristics, the abstract decision space is divided into regions, the original data is mapped to the corresponding partitions, the intrinsic characteristics of each partition are extracted, and strategy correction parameters are generated. The application realizes dynamic self-adaptive optimization of the cost control strategy of the engineering cost project, and improves the accuracy of the cost control of the engineering project.

The utility model relates to the field of diesel engine crankshaft parts, in particular to a crankshaft of a diesel engine for teaching. The crankshaft of the diesel engine for teaching comprises a support, mounting grooves and clamping jaws, the top of the support is rotationally connected with a crankshaft body, the middle of the support is fixedly connected with a cross rod, a tank is mounted on the cross rod, the mounting grooves are symmetrically formed in the crankshaft body, balancing weights are mounted in the mounting grooves, and the two clamping jaws are symmetrically mounted at the bottom of the support. According to the utility model, the mounting seat and the balancing weight are arranged on the crankshaft body, and the motor is combined to drive the crankshaft to rotate, so that the state change of the crankshaft in the movement process can be intuitively displayed; meanwhile, the transparent tank body on the cross beam and the shaking condition of clear water in the transparent tank body can clearly reflect the uniformity of the crankshaft counterweight and whether defects exist or not, so that students are helped to better understand the importance of the crankshaft balance.

The invention discloses a spatial orientation real-time analysis method based on eye movement, relates to the related technical field of flight training, and aims to overcome the defects of low analysis accuracy and poor adaptability in the prior art. The method comprises the following steps: acquiring pilot eye movement data through eye movement tracking equipment, acquiring head space orientation data through a flight helmet space sensor, and acquiring environment data containing instrument visual complexity and aircraft attitude from a virtual flight simulator; performing time synchronization on the three types of data; extracting features such as coordinates of a fixation point from the synchronous eye movement data; comparing the head orientation data with the reference data to generate deviation data; inputting the eye movement characteristics, the deviation data and the environment data into an evaluation model; the model dynamically adjusts parameters according to environment data, and calculates pilot space orientation capability indexes in combination with eye movement characteristics and deviation data. According to the method, accurate integration of multi-dimensional data can be realized, the analysis comprehensiveness and reliability are improved, a dynamic flight scene is adapted, and real-time accurate evaluation is realized.

The utility model discloses an odd shrimp toy ornament. The odd shrimp toy ornament comprises a base and an odd shrimp, the base comprises a shell, a driving mechanism and a bearing mechanism; the two driving mechanisms are rotationally connected to one side wall and the top wall of the shell correspondingly, and gears of the two driving mechanisms are in meshing transmission. The lower end of the bearing mechanism is detachably connected to a rotating shaft of the driving mechanism located on the top wall of the shell, and a supporting piece is fixed to the upper end of the bearing mechanism. The odd shrimp comprises a head body, a body body, a tail body and a tail fin body which are hinged in sequence; and the abdomen of the body is clamped on the supporting sheet. According to the utility model, the rotatable base is used for bearing the odd shrimps, so that the postures of the odd shrimps can be displayed in an omnibearing and multi-angle manner, and the mobility and the interestingness are stronger.

The utility model discloses a wind power operation and maintenance climbing practical training platform, which comprises a main body support, a simulation tower drum, a tower top platform, an escalator, an outer crawling ladder, an inner crawling ladder, a hoisting opening and a monitor, and is characterized in that the tower top platform is arranged at the upper part in the main body support; the outer crawling ladders are arranged on the side face of the main body support, and the tops of the outer crawling ladders penetrate through the tower top platform. The simulation tower drum is arranged on one side of the bottom of the tower top platform; the inner crawling ladder is arranged in the simulation tower drum, and the top of the inner crawling ladder penetrates through the tower top platform; the escalator is arranged on one side of the body support. The object lifting opening is formed in the tower top platform; and monitors are arranged at the top of the main body bracket, in the simulation tower drum and at the bottom of the tower top platform. The platform can realize various practical training operations, can contact the operations of various devices at the same time, and is comprehensive in function and high in practicability.

The utility model particularly relates to a building block splicing shotgun, in particular to a building block splicing shotgun rubber band gun which comprises a gun body, the gun body is formed by splicing A1, two D1 and two D2, the D1 and the D2 are symmetrically arranged on the two sides of the A1 respectively, the D1 is arranged on the side face of the A1, the D2 is arranged on the side face of the D1, a loading mechanism and a launching mechanism are spliced on the gun body, and the outer side face of the gun body is connected with a sealing plate. The sealing plate is formed by splicing D1 and D2, the gun body and the sealing plate are fixedly connected through a plurality of plug connectors A2, the rear portion of the gun body is connected with a gun stock, the gun stock comprises C7 plates arranged on the two sides of the gun body, decorative plates are connected to the outer side faces of the two C7 plates, cavities of the two C7 plates are filled with a plurality of filling plates, and the filling plates are connected through a plurality of A18 plug-in pieces and C9 plug-in pieces.

This invention discloses a device and method for measuring quantum energy levels based on surface photovoltage. The device includes: a tunable wavelength monochromatic light source module, a signal generation and modulation module, and a signal receiving and detection module. The tunable wavelength monochromatic light source module is used to convert polychromatic divergent light into monochromatic light with a tunable wavelength. The signal generation and modulation module is used for quantum energy level measurement, spin energy level measurement, and quantum energy level modulation in atmospheric or vacuum environments. The signal receiving and detection module is used to receive the photovoltage signal of the sample and obtain the dependence of photovoltage on wavelength. The device has advantages such as low cost, easy partial replacement and maintenance, and convenient functional expansion.

The invention, which relates to the technical field of energy scheduling, discloses a new-energy-consumption-based source-network-load-storage combined optimization scheduling method comprising the following steps: acquiring an ultra-short-term power prediction curve and historical error data of a new energy station in a target area, and adjusting capability parameters of a conventional generator set, distributed energy storage and an adjustable load; based on historical error data, analyzing time sequence probability distribution of prediction errors, determining a confidence interval of an error amplitude and a confidence interval of an error change rate, and forming a double envelope line representing an uncertainty dynamic range; according to the deviation between the double envelope and the ultra-short-term power prediction curve, generating a corresponding power compensation demand sequence period by period; according to the error change rate confidence interval, generating a corresponding power change rate demand sequence period by period; according to the invention, the power balance capability of the source network load storage system is improved, the operation stability of the power grid is powerfully guaranteed, and the new energy consumption efficiency is obviously improved.

The utility model discloses an electric power system whole process operation control experiment platform comprising an electric power system power plant operation control experiment system, an electric power transmission line operation control and protection experiment system, a transformer station experiment system, a factory power supply and power distribution operation control and protection experiment system and an electric power system whole process operation control system. The power system power plant operation control experiment system comprises a generator set and a power plant control cabinet, the power plant control cabinet is connected with the generator set, the generator set is connected with the power transmission line operation control and protection experiment system, and the power transmission line operation control and protection experiment system is connected with the transformer substation experiment system. The substation experiment system is connected with the factory power supply and power distribution operation control and protection experiment system, has an integrated function of power generation, power transmission, power distribution and power utilization, and is more reasonable and advanced in software and hardware design, so that students can perform whole-process experiment operation of the power system on the same platform and know operation and control of the power system better; and the safety and stability of the experiment process are ensured.

A building block splicing fur rubber band gun comprises a gun barrel plate, a bullet loading hook is arranged at the left end of the gun barrel plate, a rotating wheel containing groove is formed in the right side of the gun barrel plate, supporting plates are fixed to the two sides of the gun barrel plate, a rotating wheel is arranged in the rotating wheel containing groove, a clamping jaw is arranged on the rotating wheel, a first rubber band is arranged between the bullet loading hook and the clamping jaw, and lining plates are arranged on the outer sides of the two supporting plates. A sliding groove is formed in the right end of the supporting plate, a sliding plate is assembled in the sliding groove, a clamping block is arranged on the sliding plate, a first spring playing a reset role is arranged at the left end of the sliding plate, a trigger is detachably assembled on the portion, below the sliding plate, of the supporting plate, and a second spring playing a reset role is arranged on the right side of the trigger. And a gun handle is arranged at the right end of the gun barrel plate, a tapping plate is rotationally assembled at the upper end of the gun handle, and a second rubber band is arranged between the lower left end of the tapping plate and the gun handle. The device is simple in structure and convenient to use.

The invention discloses an industrial safety behavior monitoring method based on vision and language model fusion, and belongs to the technical field of industrial safety monitoring and artificial intelligence. According to the method, chemical plant field personnel and protective equipment thereof are detected through a visual model, and structured semantic description is generated; image features and text features are extracted, and joint coding is carried out through a multi-modal fusion module; semantic reasoning and risk assessment are carried out in combination with the large language model and the safety knowledge base, violation risk values are calculated, and a safety event report is automatically generated. Meanwhile, cross-modal feature fusion and loss function optimization are used, accurate recognition of protection behaviors in a complex environment can be effectively met, the method can be used for personnel safety protection detection of chemical plants and similar industrial scenes, intelligent analysis from visual detection to semantic understanding is achieved, and automation and accuracy of safety supervision are improved.

The utility model relates to an interesting jigsaw puzzle which comprises a bottom plate, a layer plate and a supporting column, the top of the bottom plate is fixedly connected with a first positioning column, a first inserting hole is formed in the first positioning column, the bottom of the layer plate is fixedly connected with a second positioning column, and a second inserting hole is formed in the second positioning column. The number of the supporting columns is four, the four supporting columns are distributed at the four corners of the top of the bottom plate, the bottoms of the supporting columns are fixedly connected with first protruding columns, the first protruding columns are connected with the first inserting holes in an inserted mode, the tops of the supporting columns are fixedly connected with second protruding columns, and the second protruding columns are connected with the second inserting holes in an inserted mode. The top of the shelf board is provided with a second group of supporting columns, first convex columns of the second group of supporting columns are mutually inserted into second inserting holes, the top of the second group of supporting columns is provided with a second shelf board, layer-by-layer accumulation and longitudinal assembly are achieved, the process is simple and easy to use, flexibility is improved, and the operational ability and thinking ability of children are further exercised.

This invention belongs to the field of display interaction technology and provides a pointing interaction method and system based on hidden QR code embedding. Several QR code images are hidden and embedded in the display screen of the target screen. These QR code images utilize the human eye's flicker fusion effect, displaying frames alternately on the target screen according to a preset refresh rate, making the QR code images invisible to the human eye. In response to scanning and capturing by a smartphone camera, the QR code images are extracted and recognized. Based on the extracted and recognized information, the coordinates of the smartphone camera's optical center on the screen are calculated, obtaining the corresponding pointing position of the user on the screen. A cursor pattern that moves with the smartphone is displayed at the corresponding coordinate position, realizing pointing positioning of the smartphone on the display screen. This invention realizes pointing positioning function based on a smartphone on the display screen.

The invention relates to the technical field of project management, and discloses a construction project construction progress visual management method and system, and the method comprises the steps: carrying out the bidirectional mapping binding of a construction progress plan list, and obtaining a progress management reference set; on the basis of the progress management reference set, carrying out association labeling on the field image data to obtain a field visual data set; performing multi-level visual judgment on the field visual data to obtain a real-time construction completion level; performing multi-dimensional matching on the real-time construction completion level and the planning stage completion benchmark of the progress management benchmark set to obtain a progress deviation analysis list, and performing differential rendering to obtain a progress deviation three-dimensional view; performing task derivation on the progress control demand data based on the deviation three-dimensional view to obtain task assignment tracking data; performing information fusion on the progress deviation three-dimensional view and the task assignment tracking data to obtain a progress management decision report; the efficiency of visual management of the construction progress can be improved.

This invention relates to the field of wind energy forecasting technology, and more particularly to a method, system, device, and storage medium for early warning of extreme offshore wind power events based on typhoon forecasting. The method includes acquiring real-time satellite cloud images; identifying and marking regions of typhoons in the satellite cloud images based on their morphological characteristics; obtaining the pixel coordinates of the centroid of these regions and converting them into actual latitude and longitude coordinates to obtain the typhoon's eye coordinates; acquiring infrared satellite cloud images; obtaining the maximum wind speed radius based on the typhoon's eye coordinates; and estimating the current maximum wind speed using a preset wind speed model; calculating the typhoon's short-term trajectory, future maximum wind speed, and maximum wind speed radius using a preset typhoon short-term dynamics integrated prediction model; and predicting the typhoon's impact on a designated location within a future timeframe using a preset typhoon physical model, and calculating the wind speed and direction at that location.

The utility model relates to an improved dining chair which comprises a supporting frame, the outer surface of the supporting frame is rotationally connected with a connecting rod, a chair body is fixedly installed on the outer surface of the connecting rod, and a chair back is fixedly installed on the right side of the chair body. According to the improved dining chair, the handle structure is arranged, two different handle mounting structures are arranged, corresponding mounting modes are selected according to different practical scenes, the flexibility of the device in the using process is greatly improved, and then the manipulative ability of children can be improved through rotating discs rotating on the two handles; when the seat body needs to be fixed, the seat body can be limited and fixed through the fixing structure, the stability of the device during use is improved, and when limiting and fixing are not needed, the clamping rod can be taken out from the fixing block to restore the mobility of the seat body; and the seat body and the child are driven to do swing movement under the accompanying action of an adult in cooperation with the handle structure.

This invention discloses a design method for the reinforcement configuration of the shell of a subsea concrete spherical battery. This method relates to the field of marine engineering structures and building materials technology, and includes the following steps: establishing and validating a mapping model, correcting circumferential force and performing dual verification, and determining and outputting the reinforcement configuration scheme. This invention establishes a water depth-diameter-stress mapping model and verifies its validity. Then, it corrects the circumferential force using an additional bending moment, determines the reinforcement area on one side through strength and crack control verification, and finally selects a single / double layer steel mesh based on the design water depth of the spherical shell, outputting a complete reinforcement scheme. This improves the safety and durability of the energy storage structure for long-term use, and solves the problem in existing technologies where the lack of a dedicated method for determining the reinforcement configuration scheme and the absence of design criteria that balance crack width control and durability leads to overly conservative designs, resulting in resource waste and structural failure risks, thus failing to guarantee the safety and durability of the energy storage structure for long-term use.

The invention relates to the technical field of wisdom education, in particular to a wisdom education interactive teaching system and method, and the system comprises a multi-mode interactive collection module, an AI intelligent teaching engine module, an immersive interactive execution module, a personalized resource push module, a full-process data closed-loop module and a cross-platform compatible interface module which are in communication connection in sequence. According to the intelligent education interactive teaching system and method, the defects that an existing interactive teaching system is single in interaction form, insufficient in personalized adaptation, not closed-loop in data and poor in cross-platform compatibility are overcome, the interaction participation degree is improved, the teaching adaptation precision is improved, and the intelligent education interactive teaching system and method are suitable for various teaching scenes such as the K12 stage, higher education, vocational education and adult continued education and have good application prospects. Personalized interaction and intelligent management of all types of teaching activities such as theory teaching, exercise drilling, group cooperation, virtual experiments and project-based learning can be realized.

The utility model discloses a children's sliding walking aid, which comprises a vehicle body and a front vehicle cover; the front vehicle cover is movably connected to the middle part of the vehicle body, and the front vehicle cover and the vehicle body enclose a cavity. Under the premise of limited space at the front of the children's walking aid and interference from a steering wheel or a grip, the utility model provides a front vehicle cover movably connected to the vehicle body at the front of the vehicle, so that the front vehicle cover can be opened relative to the vehicle body. On the basis that the vehicle body can perform the basic walking aid function of the walking aid, it can guide children to have a correct, practical and logical understanding of the structure of a car.

The application relates to the technical field of medical teaching, and discloses an interactive diagnosis and treatment simulation training system based on a multi-source clinical path and artificial intelligence guidance, which is based on real clinical case data, carries out structured processing on symptom information, sign information, medical history information and examination and test data, constructs a virtual patient model, and uniformly models and dynamically updates a patient state, a disease progression state and a diagnosis and treatment risk state in a diagnosis and treatment simulation process; the system formalizes diagnosis and treatment operation of students into diagnosis and treatment decisions, is used for driving disease evolution, examination and test result generation and risk state change, realizes continuous simulation of a complete diagnosis and treatment process, simultaneously provides intelligent guidance through real-time analysis of a diagnosis and treatment path, and carries out risk monitoring on a medication scheme; after training is completed, the system comprehensively evaluates student performance and outputs results. The application can improve the authenticity and standardization of medical training without involving real patient risks.