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335 results about "Training simulation" patented technology

In business, training simulation is a virtual medium through which various types of skills can be acquired. Training simulations can be used in a variety of genres; however they are most commonly used in corporate situations to improve business awareness and management skills. They are also common in academic environments as an integrated part of a business or management course.

Cooperative construction method for enhancing realistic table-tennis system based on real rackets

The invention relates to a cooperative construction method for enhancing a realistic table-tennis system based on real rackets. The method comprises the following steps of: detecting and tracking a real table-tennis racket by utilizing the color characteristics according to a video image acquired by the system; designing and realizing the virtual-real three-dimensional registration of a virtual scene and a real scene, mapping the virtual scene to a video image coordinate system of the real rackets, participator users and real environment; designing and realizing the collision detection between a virtual table-tennis ball and objects, such as the real rackets, a virtual table-tennis table, a virtual table-tennis net, and the like according to the motion information of the real rackets and confirming and representing the motion trajectory of the virtual table-tennis ball after collision; and providing a finite state machine and a message-processing mechanism, controlling the conversion of various states of the table-tennis system in the operation process and ensuring a plurality of users to have the same table-tennis motion experience. The cooperative construction method can be widely applied to the fields, such as interactive digital entertainment, sports research, training simulation, remote education and training, and the like.
Owner:BEIHANG UNIV

Traction substation watchkeeper virtual immersion type training simulation system and method

The invention discloses a traction substation watchkeeper virtual immersion type training simulation system and method. Virtual three-dimensional scenes and related animations of a traction substation are established with three-dimensional modeling and animation software, the visual and auditory senses of training objects can be effectively enhanced, and the understanding of the training objects on study content can be intensified; the three training patterns of free exercising, situational teaching and simulation checking, and specific task training content are established with a three-dimensional engine and a database, and the training content is high in pertinence and capable of being freely modified; the scene perceptual feelings are further enhanced through virtual reality immersion type helmets and somatosensory interaction equipment. According to the method, the three-dimensional scene of the whole traction substation can be vividly and visually established through three-dimensional visualization simulation, the daily operation of patrolling, switching, overhauling and the like is simulated through service training content based on the three-dimensional scene, safe operation, a high immersion degree, high visualizability and a short training period are achieved in the training process, and good application prospects are achieved.
Owner:SOUTHWEST JIAOTONG UNIV

Method for automatically filling structure information and texture information of hole area of image scene

The invention provides a method for automatically filling the structure information and texture information of a hole area of an image scene. By adoption of the method, the texture information and structure information of the hole area of the image scene can be automatically filled, and the visual continuity and reasonability of the filled image scene are ensured. The method comprises the following steps of: firstly, dividing an image into a structure part and a texture part based on an image main brief graph model, and calculating the geometrical characteristic of the structure part; secondly, automatically connecting a missing structure line of the hole area by using a tensor voting algorithm, and finishing the filling of the structure information of the hole area; thirdly, on this basis, according to confidence, gradient and a distance value, calculating the priority of boundary points of the hole area, quickly searching a similar image block based on a uniform image descriptor and a k-d tree by using an image block of the boundary point with the highest priority, and determining a candidate image block which is used for filling the hole area by using a greedy algorithm idea; and finally, fusing the candidate image block and the known image, and finishing the filling of the texture information of the hole area. The method can be widely applied and popularized to the fields of film and television program production, sports research, training simulation and the like.
Owner:BEIHANG UNIV

Power distribution network DTS (Dispatcher Training Simulation) simulation system and simulation method thereof

ActiveCN103617760ATraining normal scheduling abilityGuaranteed uptimeEducational modelsPower flowDispatcher training simulator
The invention discloses a power distribution network DTS (Dispatcher Training Simulation) simulation system and a simulation method thereof. The simulation system includes a distribution network dispatcher training simulation system and a distribution network dispatching system. The distribution network dispatcher training simulation system includes: a teacher platform module, a student platform module, a grid simulation module, a training control module, and a student operation evaluation module. The teacher platform module, according to a time sequence, sends a teaching plan event to the grid simulation module through the training control module; the grid simulation model modifies a grid model operation mode according to the teaching plan event content and re-calculates power flow distribution; and the grid simulation module sends a calculation result to a student platform. The dispatcher operation training process of the power distribution network simulation system provided by the invention enables students to carry out the normal operation, accident processing and system restoration training in the dispatching environment exactly the same as the real control center, so that the students can realistically experience changes of the system; and the training in the normal operation, accident processing and system restoration is provided to the dispatcher, especially the training of the rapid response ability when the accident happens.
Owner:JIANGSU ELECTRIC POWER CO +3

Saw tooth structure plane waveguide visual optical display device for enhancing reality

The invention provides a saw tooth structure plane waveguide visual optical display device for enhancing reality. The saw tooth structure plane waveguide visual optical display device for enhancing the reality comprises an image display light source, a collimating lens group, a lengthways expansion structure, a coupling reflection plane, a plane waveguide substrate, a saw tooth grove structure and a prism effect elimination cover piece, wherein the image display light source sends out needed display light waves, the collimating lens group collimates light source light waves, the lengthways expansion structure expands a view field in the vertical direction, the coupling reflection plane couples the light waves after being expanded into the plane waveguide substrate, the plane waveguide substrate transmits the light waves which are coupled into the plane waveguide substrate in total reflection mode, a saw tooth structure is used for view field expansion in the horizontal direction and coupling output of the light waves, and the cover piece is used to eliminate ghost shadows and improve definition of an image. The saw tooth structure plane waveguide visual optical display device for enhancing the reality has the advantages of easily expanding a horizontal view field and the vertical view field, and being light and thin in waveguide, compact in structure, simple in processing technology and low in cost, and not only can be worn for display, but also can be used in fields of scene training simulation, medical ear mirrors, naked eye 3D (three dimensional) display, mobile display and the like.
Owner:上海理湃光晶技术有限公司

Binocular image and object contour-based virtual and actual sheltering treatment method

The invention relates to a binocular image and object contour-based virtual and actual sheltering treatment method, which comprises the following steps of: accurately calculating the regional contour of a real object by an interactive image segmentation algorithm, and taking the regional contour as the geometrical information of the real object; and according to the negatively-correlated relation between parallax and depth, estimating the parallax of a virtual object under a current visual angle, determining the relative depth information between the virtual object and the real object in a current scene, and hierarchically dividing the scene. The front-and-back sheltering relation between the virtual object and the real object is estimated and determined by using the relative depth information, the depth information is not required to be calculated in a pixel-by-pixel manner; and the virtual and actual sheltering treatment is achieved in a two-dimensional image space, whether the sheltering between the virtual object and the real object exists or not is judged, and corresponding treatment is carried out, so that the binocular image and object contour-based virtual and actual sheltering treatment method can be applicable to most sheltering circumstances and a better virtual and actual sheltering treatment effect is achieved. The binocular image and object contour-based virtual and actual sheltering treatment method can be widely applied to the spatial sheltering treatment of virtual reality systems, such as interactive digital entertainment, sports research and training simulation, distance education and training and the like.
Owner:BEIHANG UNIV

Unmanned aerial vehicle three-dimensional display control comprehensive-training system

The invention discloses an unmanned aerial vehicle three-dimensional display control comprehensive-training system and relates to the technical field of training simulation technologies. The unmanned aerial vehicle three-dimensional display control comprehensive-training system comprises a flight simulation module, a visual simulation module, a flight control interaction module, a maintenance operation training module and an autonomic learning examination module, adopts a driving type three-dimensional curved-surface displayer to establish a display platform, adopts a 3D interaction technology and a three-dimensional driving technology to achieve driving and three-dimensional display of three-dimensional images, achieves highly-simulated man-machine interaction through interaction hardware, establishes a multiple-sensory-simulation ground control environment and adopts a flight control training working mode, a maintenance operation training working mode and an autonomic learning examination working mode. By means of the system, an unmanned aerial vehicle operator can master an unmanned aerial vehicle control method, an operation process and a special situation disposal method, accurately senses the state and environment situation of the three-dimensional space of an aerial vehicle, and a maintainer can be quickly familiar with the principle, structure and functions of the aerial vehicle and master a guarantee process and a maintenance method.
Owner:JINLIN MEDICAL COLLEGE

Smart grid dispatching control system regulation and control integrated join simulation training system

InactiveCN106991859AImprove the efficiency of professional skills trainingImprove the quality of trainingCosmonautic condition simulationsSimulatorsTraining periodControl system
The invention discloses a smart grid dispatching control system regulation and control integrated join simulation training system. The smart grid dispatching control system regulation and control integrated join simulation training system relates to a simulation training system. For the problems that training of dispatchers and monitors breaks away from actual situations, training quality is not ideal, regulation and control service level cannot be improved effectively, and safe, reliable, economical and efficient operation of a power grid is influenced in the prior art, the invention provides such smart grid dispatching control system regulation and control integrated join simulation training system, which comprises a dispatcher training simulation subsystem for dispatcher training simulation, and a monitor training simulation subsystem for monitor training simulation. The dispatcher training simulation subsystem and the monitor training simulation subsystem respectively comprise a power system simulation module, a regulation and control center simulation module and a teacher system module. The monitor training simulation subsystem shares a part of modules of the dispatcher training simulation subsystem. The technical scheme can improve professional skill training efficiency of the power grid monitors and dispatchers, reduce training period and improve training quality, so that a high-quality staff team can be developed within a short time, and safe, reliable, economical and efficient operation of the power grid is ensured.
Owner:TRAINING CENT OF STATE GRID ZHEJIANG ELECTRIC POWER

Planar waveguide binocular optical display device with saw-toothed sandwich structure

The invention provides a planar waveguide binocular optical display device with a saw-toothed sandwich structure. The planar waveguide binocular optical display device comprises an image display light source, a collimating lens group, a coupling input surface, a planar waveguide substrate, a saw-toothed groove structure and a one-half light-split structure, wherein the image display light source is used for emitting display light waves for displaying a required image; a collimating lens is used for collimating the light waves of the light source; the coupling input surface is used for coupling the collimated light waves into a planar waveguide; the planar waveguide substrate is used for carrying out total reflection diffusion on the coupled light waves; the saw-toothed groove structure is used for expanding a view field and outputting the coupled light waves to the substrate; and the one-half light-split structure is used for uniformly distributing rays and improving the brightness uniformity of the image. The planar waveguide binocular optical display device has the characteristics of uniform image brightness, light and thin structure, easily-expanded view field angle, simple processing technology and low cost, not only can be used for wearable display, but also can be used for field real-time training simulation, naked-eye 3D display, searching and locating, fact display and the like.
Owner:SHANGHAI RAYPAI PHOTONIC CRYSTAL LTD
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