20 results about "Work simulation" patented technology

The invention discloses a digging and anchoring surface'pressing-pumping-spraying 'intelligent cooperative dust control and removal experiment platform, which comprises an operation simulation system, a dust removal simulation system and an intelligent centralized control system, and is characterized in that the intelligent centralized control system comprises an industrial personal computer, and the industrial personal computer is used for driving and adjusting the operation simulation system and the dust removal simulation system; the operation simulation system comprises a digging and anchoring all-in-one machine and a belt conveyor, a plurality of groups of sensors are arranged in the roadway at intervals, each group of sensors comprises a roadway dust concentration sensor and a roadway gas concentration sensor, and the detection output end of each roadway dust concentration sensor is connected with the roadway dust detection signal input end of the industrial personal computer. The detection output ends of the roadway gas concentration sensors are connected with the roadway gas detection signal input end of the industrial personal computer; the dust removal simulation system comprises a pressure fan, a dust removal fan and a local pressure fan. Different working conditions can be simulated and verified, and an efficient, accurate and dynamically optimized comprehensive treatment scheme can be obtained.

The invention discloses a shield tunneling machine limit determining and checking method based on a mixed reality technology, and aims at the key requirement for ensuring safe operation of a shield tunneling machine in a design limit in the construction of the shield tunneling machine and solving the problem that a traditional method depends on a two-dimensional drawing and field measurement and has many limitations. In order to solve the problems that a two-dimensional drawing is difficult to present a three-dimensional relationship, so that a constructor has understanding deviation, the field measurement precision is low, the efficiency is not high, and real-time monitoring and adjustment cannot be performed, and the like, the advantages of a mixed reality technology are utilized, and construction area information is obtained through high-precision three-dimensional laser scanning and a model is constructed; after the model is imported into related software for optimization processing, the functions of position anchoring adjustment, shield tunneling machine work simulation, collision detection and the like are developed in Unity, then the system is deployed in HoloLens2 equipment through a series of operation, and accurate alignment of the virtual model and the physical environment is achieved. During construction, constructors can use the method to determine and check the shield tunneling machine limit, limit determination accuracy is improved, construction efficiency is improved, safety and quality guarantee are enhanced, and underground engineering construction technology development is promoted.

The present invention discloses a method for detecting defects of transmission small fittings based on a cascaded network, belonging to the technical field of defect detection of transmission small fittings. The specific method includes: Step 1: Obtain the production line assembly drawings of transmission small fittings; set up the detection device for transmission small fittings; Step 2: Obtain several representative images of transmission small fittings, perform representative image processing, and obtain several groups of training sets and test sets; Step 3: Construct a convolutional neural network for detecting defects of transmission small fittings, and then train and test the convolutional neural network through the obtained training sets and test sets, and mark the successfully tested convolutional neural network as a defect detection model; Step 4: Obtain the detection data of the working simulation module in the detection device, judge whether the detection data is qualified. When the detection data is unqualified, record the corresponding unqualified area; when the detection data is qualified, proceed to the next step; Step 5: Detect the transmission small fittings passing through the detection area through the defect detection model.

The utility model discloses a launch platform horizontal swing lever work simulation test platform, including bottom plate and side plate, side plate sets up one end at bottom plate, and is connected with bottom plate, bearing assembly sets up one end in bottom plate near side plate, and the bottom of bearing assembly is connected with the top of bottom plate, and the top is connected in the top of side plate, power mechanism sets up the top in side plate for driving bearing assembly rotation, horizontal swing lever one end is connected in transmission assembly, and horizontal swing lever can move in synchronism with bearing assembly. The utility model discloses simple structure, convenient operation, and strong practicality.

A work simulation system (1) is a system for performing work simulation on a work site in a virtual space, and is provided with: an information acquirer (11) for acquiring work performance information (i) of a work trainee (pt) performing the work simulation; a proficiency setting device (13) that sets the proficiency of another worker (po) disposed around the work trainer (pt) at the work site on the basis of the work performance information (i); and an action generator (19) that generates the action of the other worker (po) in the work site on the basis of the skill level of the other worker (po).

This method for visualizing the progress of warehouse work in warehouse work simulation involves displaying, on the basis of warehouse work assigned to a person in charge of work of a warehouse in simulation, a first graphic corresponding to the workload of the warehouse work at a specific position associated with the person in charge of work, and displaying a second graphic corresponding to the progress of the warehouse work over on the first graphic according to the progress of the warehouse work by the person in charge of work.

The application relates to a port scheduling simulation system and method considering automatic driving precision regulation and control, and the method comprises the following steps: S1, setting a vehicle detector in the simulation system, the vehicle detector being used for detecting vehicles entering a work point in real time; S2, setting a vehicle queue of a quay crane / yard crane loading and unloading service, and simulating a first-come-first-served service mode; S3, starting simulation, recording vehicle states and work equipment states at the end of each simulation step; S4, setting or removing a vehicle path in the simulation system; S4, setting / removing a parking line in the simulation system, so that parking work simulation is realized; S5, taking the vehicle states and the work states as inputs, and performing single-step solving of a model; and S7, taking a scheduling algorithm to be evaluated as an input of the simulation system, and performing joint simulation with the simulation system. Compared with the prior art, the application can accurately simulate an automatic container port work scene, so that the scheduling algorithm can be evaluated and tested, work efficiency is improved, and operation cost is reduced.

The invention discloses a method for establishing a simulation model based on hot-line work of a transformer substation, and relates to the technical field of transformer substation simulation, and the method comprises the steps: building a transformer substation equipment, human body and environment simulation sub-model through collecting basic parameters such as equipment arrangement, structure, operation scene, environment, human body posture, gap discharge test and human body surface field intensity actual measurement; calculating a safety gap value in combination with gap discharge test parameters and environmental parameters, coupling the three sub-models to form an initial simulation model, and calculating initial field intensity distribution; and calibrating the initial model by using human body surface field intensity actual measurement parameters to obtain a field intensity calibration model, then adjusting the calibration model based on a safety gap value, and finally forming a transformer substation live-line work simulation model. According to the method, the accuracy of field intensity distribution and safety gap analysis can be improved, and a reliable simulation basis is provided for hot-line work safety.

The invention discloses an equipment virtual-real interaction digital drilling method based on a mixed reality technology, and the method comprises the steps: 1, building a virtual scene three-dimensional space model M and a virtual three-dimensional model m of a robot, marking the original position point, the end position point, the starting position point, the tail end working position point, each working position point and a charging position point of the m in the M, marking a curing interferent, a non-curing interferent and a wave band interference field existing in the M; step 2, calculating the total path time of the robot passing through the position points; 3, robot actions are classified to obtain a work operation action set, a real robot is used for carrying out work simulation drilling on a virtual scene or the virtual robot is used for carrying out work simulation drilling on a real scene, and work simulation drilling time is obtained; and 4, placing the real robots with the same drilling speed in a real scene for simulation drilling, and verifying the drilling action time.

The application discloses a device virtual-real interaction digitalized drilling method based on a mixed reality technology, and comprises the following steps: 1, a virtual scene three-dimensional space model is built M and a virtual three-dimensional model of a robot m ; original and ending position points, starting and ending working position points, each working position point and a charging position point in m are marked M ; solidified interference, non-solidified interference and wave band interference fields existing in M are marked; 2, the total time of the robot in the path between each position point is calculated; 3, the robot action is classified to obtain a working operation action set, a real robot is used to simulate and drill the virtual scene or a virtual robot is used to simulate and drill the real scene, and a working simulation drilling time is obtained; and 4, the real robot with the same drilling speed is placed in the real scene to simulate and drill, and drilling action time is verified.

A simulation device, method, and program for effectively training personnel for safety work is provided. [Solution] In the simulation device, the CPU 110 includes a scenario management unit 110B that progresses a scenario related to a simulation of security work at a virtual site based on the actions of a character operated by a user, a risk display unit 110C that displays the risk level of the site as the scenario progresses while the scenario is in progress, a conversation processing unit 110D that provides simulated conversations with characters at the site, and an evaluation output unit 110I that outputs an evaluation of the user's specified skills based on the actions of the character at the site and the content of the conversation.

A work simulation system that performs a work simulation simulating work on a work site in a virtual space, and includes: an information obtainer that obtains work achievement information of a work trainee who participates in the work simulation; a proficiency level setter that sets the proficiency level of other worker in the vicinity of the work trainee on the work site based on the work achievement information; and a behavior generator that generates a behavior of the other worker on the work site in accordance with the proficiency level of the other worker.

The present invention provides a method, apparatus, and electronic equipment for picking workpieces in a deep container. [Solution] The method involves constructing multiple three-dimensional work models based on existing work information, stacking the multiple three-dimensional work models in a deep container model, acquiring multiple work simulation images under different simulation conditions, selecting multiple work simulation images from the multiple work simulation images based on a structural similarity index, processing the target information contained in each selected work simulation image using wavelet transform processing, training a network model constructed using work simulation images with reduced high reflectivity of the work simulation images, and obtaining an instance segmentation model necessary for picking work in a deep container.

The application discloses a hydraulic cylinder working simulation device and a testing method of an axial flow fan, relates to the field of hydraulic cylinder working, and comprises a fixing mechanism, a thrust simulation mechanism, a valve body control mechanism, an oil station mechanism and a display mechanism.The fixing mechanism comprises a first fixing plate, a second fixing plate and a bottom plate, is used for fixing a to-be-tested hydraulic cylinder, and is connected to the to-be-tested hydraulic cylinder through the first fixing plate and the second fixing plate.The thrust simulation mechanism is provided with at least one set of simulation mechanism, and comprises a loading spring, an adjusting rod and a lug.The valve body control mechanism is arranged at the front end of the first fixing plate, is connected to the to-be-tested hydraulic cylinder, and is connected to the oil station mechanism.The oil station mechanism is used for inputting hydraulic oil into the valve body control mechanism.The display mechanism comprises a stroke scale table and a thrust scale table.The application can effectively avoid the waste of manpower and time caused by the installation of a hydraulic cylinder with defects, and reduce the safety risk.

The invention discloses a shield tunneling machine empty push station crossing work simulation method and system based on a mixed reality technology, and the method comprises the steps: scanning a station physical space to construct a three-dimensional station model and a shield tunneling machine dynamic model, carrying out the lightweight processing of the models, importing the models into a Unity engine, and configuring a development environment; centimeter-level positioning calibration is realized based on an improved three-point positioning algorithm; developing a dynamic simulation module, and integrating parameter adjustment and interaction conflict feedback functions; an observation point and a visual angle switching function are set to display operation parameters and the like in real time; and compiling the installation package into an ARM64 format and deploying the installation package to the mixed reality equipment. The system covers a multi-source data fusion module, a high-precision space mapping module, a dynamic simulation engine module and a distributed collaboration module. The method can improve the accuracy of the empty pushing station-crossing operation of the shield tunneling machine, improve the construction efficiency, enhance the construction safety, overcome the defects that a traditional method depends on a two-dimensional drawing, field measurement is limited, risk pre-judgment is insufficient and the like, and promote the development of an underground engineering construction technology.

The invention provides a substation hot-line work simulation and monitoring system, and relates to the technical field of substation safety management. In order to solve the problems that in the prior art, live working simulation lacks a specific guidance strategy for actual working route planning and is low in reliability, the live working simulation system comprises a data entry module, a data processing module, a working planning module and a real-time monitoring module. The data input module inputs basic data and scene data of the transformer substation; the data processing module establishes a three-dimensional model according to the scene data, distinguishes the equipment monomers in the three-dimensional model, determines the electrification levels of the equipment monomers, and generates a risk thermodynamic diagram; the operation planning module simulates an operation process according to the basic data, the three-dimensional model and the risk thermodynamic diagram, and generates an operation route meeting a preset risk range; the real-time monitoring module obtains the position information in real time and determines whether the position information obtained in real time is normal information or abnormal information according to the position in the operation route or the position in the risk thermodynamic diagram, and the risk assessment reliability is high.

A work simulator (1) simulates, in a virtual space, a work site in which work is performed by a construction machine (40). A work simulator (1) includes a computer (13) that assists the configuration of at least one configuration object (T) in a work site (S) in a virtual space.

To automate and efficiently perform risk assessments at various work sites, including elevator installation sites. [Solution] The risk assessment system 100 of the present invention comprises a data collection unit 111 that collects risk assessment data showing the results of risk assessments previously conducted on site; a simulation unit 120 that simulates on-site work content based on past work content and outputs work simulation result data; a data analysis unit 141 that analyzes the risk assessment data and work simulation result data as training data; and a risk scenario generation unit 143 that generates a risk scenario for on-site work content based on the analysis results of the data analysis unit 141.

This invention provides a simulation analysis method and system for the working process of a gas-injected accumulator, relating to the technical field of Pogo vibration suppression in liquid-fueled launch vehicles. The method includes: constructing a working simulation model of the gas-injected accumulator using a basic simulation model; determining a simplified flow model at the overflow pipe orifice plate based on the accumulator's structure and operating conditions; and performing transient two-phase flow simulation of the gas-injected accumulator using the working simulation model based on the boundary conditions at the overflow pipe outlet determined by the simplified flow model, thereby obtaining the internal physical property parameter distribution under the accumulator's operating state. The results of this distribution are used to analyze the working characteristics of the gas-injected accumulator, thus achieving simulation analysis of the entire working process of the gas-injected accumulator. This solves the technical problems of incomplete and inaccurate simulation analysis of the accumulator's working process, as well as high computational costs, achieving the technical effects of improving the accuracy of simulation analysis and reducing computational resources.

The invention discloses a transformer substation live-line work simulation method and platform based on three-dimensional real scene modeling, and belongs to the field of electric power training simulation. According to the method, a real transformer substation image is collected through an unmanned aerial vehicle, a high-precision three-dimensional real scene model is constructed, and in combination with a parameter chemical tool model library, a virtual-real fused simulation environment is achieved; the limitation that formulation of a traditional scheme depends on a two-dimensional drawing is solved; real-time spatial distance measurement calculation with centimeter-level precision is realized based on a nearest point search algorithm of a KD-Tree data structure, so that safety distance evaluation is converted from experience judgment to accurate calculation; safety regulations are digitalized into an executable rule base, automatic verification and early warning of the safety distance are achieved, and potential safety risks are found in advance; and functions of recording, playback and multi-scheme comparative analysis of the operation process are provided, and quantitative evaluation of different operation schemes is supported, so that scheme selection is more scientific and objective.