39 results about "Transportation simulation" patented technology

A simulator of various forms of mass transportation wherein one or more users interact with the vehicles as free-roaming, first-person avatars. This simulation will also allow a user and or multiple users to simulate various job duties associated with mass transportation. This simulation will broadcast jobs or tasks that one or many users may bid on in exchange for credits and increases in data representing skill and experience upon real-time performance evaluation and task completion. The users receive a rating which can change the user's experience within the simulation. The simulator allows the user to design the track or roadways upon which the vehicles operate. The simulator also allows the user to design the vehicle used by the user. The simulator may be used by a single user on a single machine or by multiple users in remote locations.

The invention relates to a horizontal well rock debris transportation simulation experiment set and experiment method which are used for simulating oil drilling and coal bed gas drilling. The horizontal well rock debris transportation simulation experiment set comprises a drill fluid system, a rock debris transportation system, a rock debris supply system, a power system, a data processing system and a rock debris recovering system. The drilling liquid system is composed of a liquid storage tank, a motor, a centrifugal pump, a flowmeter and a butterfly valve which are connected. The rock debris transportation system is composed of a converting connector, a glass tube, a PVC tube, a rock carrying tool, an eccentric triangular plate and the like. The rock debris supply system is composed of a spiral feeder and a rock debris filling device. The power system is composed of a speed regulating motor and a speed changing gear. The rock debris recovering system is composed of a recovering tube, a filter and a rock debris recovering pool. The horizontal well rock debris transportation simulation experiment set and the experiment method can be used for visually observing the transportation condition of horizontal well rock debris, and the influence of different discharge capacities, drill stem rotating speeds, the eccentricity between a drill stem and a borehole, rock debris amounts and rock debris grain sizes on a horizontal well rock debris transportation rule can be simulated. The horizontal well rock debris transportation simulation experiment set is simple and practical, and low in construction cost.

The invention discloses a simulation test-bed for the cold storage and transportation of perishable food, which consists of an exterior environment simulation unit and a food cold storage and transportation simulation unit; Wherein, the exterior environment simulation unit consists of an exterior environment simulation control system and an exterior environment simulation chamber; the food cold storage and transportation unit consists of a cold storage temperature and moisture control system, an air regulation-control system, an air regulation system and at least one cold storage box. The simulation test-bed of the invention can do simulation test for the perishable food which is to be frozen and transported so as to obtain optimum cold storage and transportation conditions and the lowest transportation cost to guide transportation and production.

A method for estimating travel demand in a transportation network includes receiving a dataset of trips. The trips were taken in the transportation network and are each represented by an origin-destination pair and a departure time. A trip can include a sequence of legs. Each trip is described by a vector of modalities. For trips that include the sequence of legs, boarding and alighting stops are estimated. An empirical trip distribution is generated for each modality for given origin-destination stops. The empirical trip distribution is fitted to a specific family of probability distributions. At least one of the generating the empirical trip distribution for a given modality and the fitting the empirical trip distribution to the probability distributions is performed with a processor.

The invention discloses an asynchronous transportation simulation method and system for particle transportation are decomposition parallel calculation. The method comprises the following steps of: dividing a combinatorial geometric area into a plurality of subareas by a main process by adoption of a division algorithm for multi-division nodes; distributing a simulated subarea and a particle sourcefor each area process by the main process; obtaining particles from the particle source by the area process, so as to simulate particle transportation; sending the particles moving to boundary of thesubarea to another area processes by the area process, or receiving the particles sent by other area processes, and updating a particle migration record of the subarea according to the quantity of particles transmitted or received between the area process and the other area processes; when no to-be-simulated particles exist in the subarea, sending the particle migration record of the subarea to the main process by the area process; and receiving and checking the particle migration record of each area process by the main process, and judging whether to end the simulation or not. The method iscapable of avoiding global communication, decreasing the process waiting time of the whole algorithm and ensuring relatively high parallel efficiency.

The invention discloses a voice behavior assessment and evaluation method for rail transit transportation simulation training, which relates to the technical field of rail transit transportation simulation training, and is characterized by comprising the following steps of: converting voice communication information into text information; extracting all keywords in the whole statement, and classifying the keywords; automatically identifying the voice communication information through a deep neural network to obtain standard voice data, and matching the standard voice data with a voice evaluation database to obtain uniquely matched standard evaluation data; comparing and analyzing the standard voice data and the standard evaluation data, and then judging whether the semantics of the voice communication information and the triggering time are correct or not; and performing comprehensive calculation according to the comprehensive membership function to obtain an autonomous evaluation score of the voice communication information. According to the invention, autonomous and objective voice assessment and evaluation can be reliably, reasonably, accurately and rapidly carried out on the voice communication information in the student training process, and the student can directly know whether the own voice instruction is correct and standard through the evaluation score.

The embodiment of the invention provides a dynamic test device of the volatilization of crude oil. The volatilization test device of volatile matters in crude oil comprises a tank unit, a power unit, a electromechanical control unit and a test data acquisition unit, wherein the tank unit is used to hold crude oil; the power unit is connected with the tank unit and used to provide circulating thrust and pull through an electrohydraulic push rod and drive the tank unit to perform reciprocating motion; the electromechanical control unit is connected with the power unit and used to control the power unit to provide periodic thrust and pull for the tank unit; the test data acquisition unit is connected with the tank unit and used to collect and store the test data of the tank unit; the test data acquisition unit contains a sensor arranged on the tank unit; and the sensor is used to monitor the volatile matters volatilized from crude oil in the tank unit and obtain the test data. By using the test device of the invention, the long-distance transportation simulation test of volatile matters in crude oil can be realized through temperature control and vibration working condition control.

The invention relates to a BIM-based mountain wind power plant road design method. The method comprises the following steps: S1, collecting wind power plant GIS data and forming a three-dimensional digital model; S2, constructing a road BIM three-dimensional model in a wind power plant; S3, conducting multi-scheme comparison and selection of roads in the field; S4, paying off a wind power plant road design scheme and feeding back on site; and S5, modifying and optimizing the road BIM model in the wind power plant. According to the method, all main and branch roads of a mountain wind power plant can be planned as a whole for overall design, transportation simulation of large pieces of fan blades is carried out, the problem of mutual influence between a current collection line and a road is solved, multi-scheme comparison and selection are carried out, and mountain wind power plant road design is carried out more accurately and more efficiently.

The invention discloses a loading and transporting flat-bed truck road transportation simulator and a method for vehicle road transportation simulation. The loading and transporting flat-bed truck road transportation simulator comprises a road simulation test machine, a vehicle loading flat bed, a plurality of support connecting pieces and an acceleration sensor, wherein the vehicle loading flat bed is used for fixing vehicles; the plurality of support connecting pieces are used for connecting the vehicle loading flat bed and the road simulation test machine; and the acceleration sensor is used for detecting the acceleration of the vehicle loading flat bed. According to the loading and transporting flat-bed truck road transportation simulator disclosed by the invention, the movement of theloading and transporting flat-bed truck in the process of transporting the vehicles can be reproduced in the laboratory, and the fatigue failure, damages and design defects of the vehicles during thetransportation process can be quickly discovered in the early stage of project development, thereby improving the vehicle fixing and restraining device, optimizing the vehicle design, and reducing oreven avoiding damages of the vehicles in the transportation process.

The invention provides an underground metal mine trackless transportation system scheduling simulation method and device, and belongs to the field of mine trackless transportation simulation. The method comprises the steps that an underground metal mine trackless transportation system dispatching simulation model is established to conduct analogue simulation on the trackless transportation processof ore from a stope to a draw shaft; wherein each stope is provided with a scraper for loading ores to a truck; wherein the simulation model is used for simulating the ore trackless transportation process that trucks under different numbers of trucks are matched with scrapers, and in the process of simulating the ore trackless transportation, the trucks randomly select stopes for ore loading andrandomly select draw shafts for ore unloading until ore breaking transportation of all the stopes is completed; and determining the optimal proportion of the number of the trucks to the number of thescrapers according to the simulation result. By the adoption of the method, the optimal proportion of the number of the trucks to the number of the scrapers can be obtained.

The invention provides a pavement model creation method and device of a mine simulation system, a computer readable storage medium and electronic equipment, and the method comprises the steps: obtaining a mine model, and calibrating the mine model; then, according to the calibrated mine model, generating road surface original data, discretizing the road surface original data to obtain a plurality of discrete data points, and verifying the plurality of discrete data points to obtain normal data points; finally, generating the pavement model according to the normal data points, so the pavement model capable of being applied to the mine unmanned transportation simulation system can be rapidly generated through modularization processing between software, the process method is simple, establishment is rapid, data are accurate, the complete mining area pavement model can be established in a short time, accurate data are provided for a self-developed mining area unmanned transportation simulation system, the development period of an automatic driving algorithm is shortened, and the process of actual landing application of automatic driving in the whole mining area is accelerated.

The invention discloses a vibration test method for a modular digital array antenna. The method includes the following steps that: S1, electrical performance testing is performed on a modular digitalarray antenna under an ideal state, a test result is recorded; S2, a three-dimensional simulated vibration testing device is established, a random one-way vibration mode and a random mixed vibration mode are set; S3, one-time transport simulation is performed on the modular digital array antenna, the modular digital array antenna is taken out and is subjected to electrical performance testing, anda test result is recorded; S4, accumulative transport simulation is performed on the modular digital array antenna, the modular digital array antenna is taken out and is subjected to electrical performance testing, and a test result is recorded; and S5, the test results are compared and analyzed, and the transport vibration condition test report of the modular digital array antenna is obtained. When the vibration test method is used, transport vibration condition simulation can be performed on the modular digital array antenna, electrical performance testing can be performed on the modular digital array antenna, and therefore, the impact of a transport process on the performance of the digital array antenna can be analyzed.

The embodiment of the invention discloses a BIM-based transportation simulation method and device, electronic equipment and a storage medium, and the method comprises the steps: obtaining a site roadmodel in a target transportation site, and marking at least one target storage yard in the site road model; arranging a transport vehicle model on the road model, setting parameters of the transport vehicle model according to parameters of a transport vehicle actually transported, wherein the parameters include the transport vehicle length, the transport vehicle width and the turning radius; and controlling the transport vehicle model to carry out simulated transport on the road model, simulating the transport vehicle model to transport articles to the at least one target storage yard so as todetermine whether the actually transported transport vehicle meets the transport requirement or not, predicting whether the transport vehicle to be transported can meet the transport requirement or not in advance so as to be adjusted in advance, and preventing the transport vehicle to be transported from turning back to delay the construction period due to the fact that the transport vehicle to be transported cannot meet the transport requirement.

The invention provides a BIM (Building Information Modeling)-based building fabricated component transportation simulation method, which specifically comprises the following steps of 1, constructing atemporary stacking site model, and establishing the temporary stacking site model in a BIM after obtaining the BIM of an assembly site; 2, planning a transportation line and time, and determining thetransportation line and time of vehicles for transporting shelves and components in an assembly site; and step 3, simulation and adjustment, carrying out simulation and adjusting the transport line,the time and the model structure according to a simulation result. According to the method, a temporary stacking site model is directly constructed in the BIM model of the assembly site, the reflectedengineering information is more stereoscopic and visual, the storage site and the transportation route of the planned component are more reasonable, and therefore construction efficiency is indirectly improved, after planning is completed, through simulation of the transportation process, risk points can be avoided or necessary countermeasures can be taken by effectively combining a simulation result, and construction efficiency is further improved.

The invention discloses a method for obtaining a digital factory logistics transportation simulation path. The method comprises the following steps: (1) completing logistics transportation path layoutdesign in CAD; (2) reading data information corresponding to a path in the CAD; and (3) converting the path data information to obtain recognizable data information corresponding to the simulation software plane Simulation, and completing the generation of a path model in the plane Simulation. The method has the advantages that the layout path data in the CAD is acquired in an automatic reading mode and automatically imported into the simulation software to generate the path model, so that the speed of data entry before simulation is increased, the simulation efficiency is improved, and the defect of time consumption during manual input is reduced.

The invention discloses a packaging data processing method and device. The method comprises the steps of obtaining a target model corresponding to a to-be-packaged object; adding a stacking pressing plate or a clamping pressing plate to the target model based on the structure of the target model to obtain a target model added with the pressing plate; and adding constraints and loads on the basis of the target model added with the pressing plate so as to simulate the packaging data of the to-be-packaged object. According to the invention, the technical problem of low simulation efficiency caused by the fact that a model for packaging and transportation simulation needs to be manually added in the prior art is solved.

The invention relates to a fabric transportation simulation test device and a fabric transportation simulation test method. The fabric transportation simulation test device comprises a simulation test rack, a simulation test box and a control device, and the simulation test box is arranged in a three-layer structure; a temperature control module, a humidity control module, an ultraviolet control module and a salt mist generation module are arranged in the simulation test box to simulate the storage and marine transportation environment of the fabric in a container warehouse, and whether the color of the fabric changes in the transportation process or not is effectively detected through a transportation simulation test; further, the container transportation resistance of the fabric can be found in an early stage, precautionary measures of early intervention are taken, and programmed and automatic testing is realized by further combining setting of the control device. In addition, in combination with the structural arrangement of the simulation test rack, the weight and the fabric cover plate are utilized to apply acting force to the fabric to be tested, and the condition that the fabric is stacked and overstocked in the container is effectively simulated.