35results about How to "Guaranteed simulation" patented technology

The invention discloses a rapid transmission method of model data in distributed simulation of power equipment. The method comprises the steps of constructing a network topological graph of each site in a simulation system of the distributed power equipment, obtaining mean data transmission time between the sites, generating a shortest path tree taking a target site as a root node by using a Dijkstra's algorithm, generating a structure tree of a simulation model, analyzing a required submodule in a target included in each site, forming a submodule transmission candidate list, carrying out submodule transmission path planning from small to large from a leaf node according to the transmission time based on the list and the structure tree of the model to achieve rapid distributed transmission of the simulation model of the power equipment. The method greatly improves model transmission efficiency in the distributed simulation system, shortens the transmission time of a model network, and therefore ensures a simulation effect and continuity.

The invention discloses a shield tunneling machine three-dimensional virtual simulation system and a simulation method and mainly aims at solving the problems that a motion process of the shield tunneling machine can not be simulated in real time and roaming in the shield tunneling machine can not be realized in the prior art. According to the technical scheme, the simulation method comprises the following steps: firstly, constructing a shield tunneling machine three-dimensional model and optimizing; secondly, acquiring real-time working condition data of the shield tunneling machine by a sensor and transmitting to a data server; thirdly, acquiring data of the data server by a system server and carrying out data transformation, and transforming real-time working condition data of shield construction into data for driving the shield tunneling machine three-dimensional model to move; and fourthly, importing the shield tunneling machine three-dimensional model and the data for driving the shield tunneling machine three-dimensional model to move into a simulation environment to realize three-dimensional simulation of a shield tunneling machine construction process, historical playback of the shield tunneling machine construction process, roaming of a working scene of the shield tunneling machine and monitoring of a shield tunneling machine construction state, so that an operator knows the working principle and the actual working condition of the shield tunneling machine more directly and clearly. The simulation system and the simulation method which are disclosed by the invention can be applied to teaching and training of the working principle of the shield tunneling machine.

The invention discloses a production process of a charcoal bed for a fireplace with good simulation effect, which includes the steps of seasoning, grouting, repairing and painting. It also includes the following three steps: A: Use the diluted black paint to spray the entire carbon bed for the first time. The spraying needs to leave an appropriate unsprayed area on the light-transmitting part of the carbon bed. The size of the unsprayed area needs to be the same as The samples are compared to judge; B: use black paint to spray black on the plane part of the carbon bed; C: use white paint to spray on the carbon bed to form white spots on the black paint to simulate ash. The invention can produce high-standard and high-consistency simulated carbon beds, that is, it has the characteristics of good simulation effect.

The invention discloses a slow frequency-hopping communication experiment system of an industrial multi-hop link. The system comprises an industrial wireless multi-hop communication link, a serial port / ZigBee gateway and a monitoring host, wherein the industrial wireless multi-hop communication link comprises a plurality of communication nodes having a slow frequency-hopping communication function, each of the communication nodes is provided with an experimental antenna and a monitoring antenna, and the monitoring host is connected with the serial port / ZigBee gateway through a serial port. According to the system, dual antennas are arranged on the communication portion, communication nodes are provided with an experimental antenna system and a monitoring antenna system, and the experimental antenna system and the monitoring antenna system are separated from each other and are used for link experiment communication and gateway communication respectively, so that the experiment monitoring and the statistic analysis process do not occupy link communication resources basically, and the simulation performance of the experiment process is guaranteed; and a monitoring computer system monitors and sets each of the communication nodes through wireless communication, so that the experiment system is good in deployment flexibility and expandability and has application and popularization values.

The invention discloses a virtual-real fusion human-machine cooperative simulation method, which includes: calculating and obtaining the three-dimensional pose sequence and corresponding force information of the human body, arm and hand according to the three-dimensional pose information of the human body and the return result of the data glove; combining The three-dimensional pose sequence of the human body, arm and hand and the corresponding force information, as well as the motion simulation results of the virtual robot model, based on the collision detection algorithm and the physical simulation algorithm, detect the positional interaction between the virtual robot and the three-dimensional pose sequence of the human body Information and force interaction information, simulation analysis of human-machine cooperation process. The present invention can carry out the verification and experiment of various control algorithms in the research of human-computer cooperation, and experiment the interaction, collision, force, action coordination between humans and robots, etc.; it is closer to the real scene, can truly reflect the movement of the human body, and avoids the establishment of In addition to the complex model, it also has the advantages of ensuring the safety of the human body, people can truly feel the collaboration process, and the simulation is more accurate.

The invention discloses a slab staggering simulation device for calibrating a slab staggering detection device and a use method thereof. The slab staggering simulation device for calibrating the slab staggering detection device comprises a support pedestal, two hollow steel plates used for forming the staggering slab are connected on the support pedestal through the electric flexible rods, each hollow steel plate is connected with the support pedestal through four electric flexible rods, the top of the electric flexible rod is connected with four corners of the hollow steel plate through the universal spherical hinge supports; the slab staggering simulation device further comprises a controller, the controller is connected with the control ends of the electric flexible rods through a data connection wire. The existing slab staggering detection device can be exactly calibrated by the slab staggering simulation device and the existing detection device is improved or calibrated.

The invention discloses a method for generating a virtual-reality three dimensional road, and the method comprises the steps: determining a road basic grid according with the contour of a road; generating a three-dimensional road grid, attached to the ground, in the ground grid range where the road basic grid is located based on the road basic grid through employing a grid dynamic segmenting method; rendering a three-dimensional road based on a three-dimensional road grid, and obtaining the three-dimensional road attached to a three-dimensional ground. The method can enable the three-dimensional road to be attached to a three-dimensional ground, reduces the calculation resources under the condition of guaranteeing the simulation effect, and improves the rendering efficiency.