An intelligent operation and management system for stations based on 3D visualization and its creation method

Abstract

The present invention discloses an intelligent operation and management system for a station based on three-dimensional visualization and a creation method thereof in the technical field of urban rail transit, including collecting various professional design drawings of the station; creating a three-dimensional station model by using 3DMax software according to the collected various professional design drawings of the station; performing lightweight processing on the created three-dimensional station model; associating and configuring the status attribute information of the background equipment of the station to the three-dimensional station model; developing the business layer of the three-dimensional station model by using a three-dimensional API engine, and finally forming an intelligent operation and management system for the station with three-dimensional visualization. The present invention can intuitively display the spatial layout and operating status of equipment and the real-time passenger flow information of the station, realize intelligent management of the station, and reduce the operation cost and operation risk of the subway.

Description

Technical Field

[0001] The present invention belongs to the technical field of urban rail transit, and particularly relates to a station intelligent operation and management system based on three-dimensional visualization and a creation method thereof. Background Technique

[0002] With the development of urban rail transit in China, especially the continuous development of subway construction, the operation and management work of subway stations has become increasingly heavy. Since most of the subway operation environment is underground, which is a closed space with limited vision, there are certain obstacles to the communication of operation status information between stations, between stations and lines, and between different floors of the same station. There are great difficulties in the safe operation of equipment, passenger flow scheduling, and emergency evacuation. Therefore, it brings problems of high risk and high cost to subway operation. Summary of the Invention

[0003] To solve the deficiencies in the prior art, the present invention provides a station intelligent operation and management system based on three-dimensional visualization and a creation method thereof, which can intuitively display the spatial layout and operation status of equipment and the real-time passenger flow information of the station, realize intelligent management of the station, and reduce the operation cost and operation risk of the subway.

[0004] To achieve the above object, the technical solution adopted by the present invention is:

[0005] In the first aspect, a creation method of a station intelligent operation and management system based on three-dimensional visualization is provided, including: collecting professional design drawings of each station; creating a three-dimensional station model by using 3DMax software according to the collected professional design drawings of each station; performing lightweight processing on the created three-dimensional station model; associating and configuring the status attribute information of the background equipment of the station to the three-dimensional station model; developing the business layer of the three-dimensional station model by using a three-dimensional API engine, and finally forming a three-dimensional visualization station intelligent operation and management system.

[0006] Further, the professional design drawings of each station include product design drawings of each professional equipment and station decoration design drawings.

[0007] Further, the lightweight processing of the created three-dimensional station model includes performing lightweight processing of trimming triangular faces on the created three-dimensional station model.

[0008] Further, the three-dimensional API engine is developed and encapsulated based on WebGL technology.

[0009] Further, the development of the business layer of the 3D station model using the 3D API engine includes creating: a device management module for device status monitoring and device fault alarm; a video analysis module for video analysis anomaly alarm and retrieving the corresponding camera images in the 3D scene; a 3D patrol inspection module for immersive patrol inspection of the 3D model, and daily patrol inspection in the 3D scene by roaming using camera images and sensor analysis results; a 3D single soldier module for real-time display of the position of the handheld single soldier, 3D visualization interface, and initiation of video and voice intercom between handheld single soldiers in the 3D scene; a video monitoring module for popping up the corresponding monitoring image by clicking on the camera model in the 3D scene; a passenger flow analysis module for passenger flow distribution analysis using video analysis and Wi-Fi probe technology and generating a passenger flow heat map in the 3D space; a fire monitoring module for positioning the fire source during a fire, dynamically generating evacuation routes, and fire linkage.

[0010] Further, the device management module includes a device status monitoring module and a device fault management module; the device status monitoring module is used to display the operation status data of the device in the 3D scene. When an operation fault occurs, the device flashes red, and an alarm pop-up window is generated above the device to display the fault data; the device fault management module includes a device fault alarm module and a device fault reporting module; the device fault alarm module is used to generate an alarm pop-up window above the device to display the fault data when a device operation fault occurs; the device fault reporting module is used to generate an alarm pop-up window above the device to display the fault data when a device operation fault occurs, and input note information on the pop-up window for selecting and submitting reports to different device operation and maintenance platforms.

[0011] Further, the 3D patrol inspection module includes a dynamic patrol inspection path generation module and a device perception module around the patrol inspection point; the dynamic patrol inspection path generation module is used to sequentially select patrol inspection points in the 3D space of the station, connect the patrol inspection points into a line, dynamically generate a patrol inspection path, and the 3D camera can move along the patrol inspection path at a set speed; the device perception module around the patrol inspection point is used to retrieve the real-time images of relevant cameras and display the status information of relevant devices within a set distance range around the patrol inspection point.

[0012] Further, the 3D single soldier module includes a virtual-real coordinate conversion module; the virtual-real coordinate conversion module is used to convert the spatial coordinates of the real station and the virtual 3D spatial coordinates, map the position information in the real world to the 3D space, and is used for positioning single soldier devices in the 3D space.

[0013] Further, the fire monitoring module includes a fire source location module, an escape evacuation route generation module, and a fire linkage equipment module; the fire source location module is used to determine the location of the fire source through fire monitoring sensors; the escape evacuation route generation module is used to perform grid processing on the three-dimensional scene of the station. When a fire occurs, it determines the location of the fire source, sets the location of the safety exits, and uses the intelligent optimal path algorithm to calculate the optimal escape route; the fire linkage equipment module is used to, when a fire occurs, link and control fire-fighting equipment.

[0014] In a second aspect, a station intelligent operation and management system based on three-dimensional visualization is provided. The station intelligent operation and management system based on three-dimensional visualization is created by using the creation method of the station intelligent operation and management system based on three-dimensional visualization described in the first aspect.

[0015] Compared with the prior art, the beneficial effects achieved by the present invention are as follows:

[0016] (1) By creating a station intelligent operation and management system based on three-dimensional visualization, the present invention realizes the three-dimensional visualization display of the subway space. Station managers can intuitively master the spatial layout of equipment, quickly retrieve the camera images at designated locations, quickly lock the spatial location of faulty equipment, and intuitively master the passenger flow distribution in the station. The fire monitoring and linkage functions can quickly help decision-makers lock the spatial location of the fire source when a fire occurs, dynamically generate escape routes, and provide decision support for emergency guarantee;

[0017] (2) The present invention realizes the monitoring of the status of key equipment, and performs real-time status monitoring on the key components of key equipment. After a device failure alarm, a red alarm pop-up window will be generated above the device model. Managers can quickly locate the spatial location of the faulty device, and detailed alarm information is displayed on the pop-up window. They can choose to report the fault to the operation and maintenance platform;

[0018] (3) The present invention effectively manages station operations. It can display the staff currently working in the station in three-dimensional space in real time. The handheld devices carried by the staff and the above-mentioned station intelligent operation and management system can initiate voice intercom with each other to communicate and solve problems in time. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a flowchart showing the creation method of a station intelligent operation and management system based on three-dimensional visualization provided by an embodiment of the present invention;

[0020] Figure 2 is a schematic structural diagram of a station intelligent operation and management system based on three-dimensional visualization provided by an embodiment of the present invention. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] The present invention will be further described below in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the present invention, and cannot be used to limit the protection scope of the present invention.

[0022] Embodiment 1:

[0023] As Figure 1 、 Figure 2 shown, a method for creating a station intelligent operation and management system based on three-dimensional visualization includes the following steps: collecting the professional design drawings of the station; creating a three-dimensional station model using 3DMax software according to the collected professional design drawings of the station; performing lightweight processing on the created three-dimensional station model; associating and configuring the status attribute information of the background equipment of the station to the three-dimensional station model; developing the business layer of the three-dimensional station model using a three-dimensional API engine, and finally forming a three-dimensional visualization station intelligent operation and management system.

[0024] (1) Collect the professional design drawings of the station; including collecting the AutoCad building drawings of the station, the professional AutoCad drawings of each specialty, the product design drawings of each specialty equipment, and the station decoration design drawings.

[0025] (2) Create a three-dimensional station model using 3DMax software according to the collected professional design drawings of the station; specifically, model the station using 3DMax software according to the AutoCad building drawings, and decorate the built station model according to the station decoration design drawings; model the professional equipment of the station using 3DMax software according to the product design drawings of each specialty equipment, and place the equipment in the specified position according to the professional AutoCad drawings.

[0026] (3) Perform lightweight processing on the created three-dimensional station model; specifically, use a lightweight tool to perform reduced triangle face lightweight processing on the model built by 3DMax, which can make the three-dimensional loading and operation more fluent. [[ID=2o]]

[0027] (4) Associate and configure the status attribute information of the background equipment of the station to the three-dimensional station model to drive the visual display of the three-dimensional model with background data.

[0028] (5) Develop the business layer of the three-dimensional station model using a three-dimensional API engine, and finally form a three-dimensional visualization station intelligent operation and management system; specifically, use a three-dimensional API engine to develop the business layer, that is, including the development of an equipment management module, a video analysis module, a three-dimensional patrol module, a three-dimensional individual soldier module, a video monitoring module, a passenger flow analysis module, and a fire monitoring module. Finally, load and display the three-dimensional scene on the system platform, where the three-dimensional API engine is developed and encapsulated based on WebGL technology.

[0029] In this embodiment, the device management module is used for device status monitoring and device fault alarm. The device management module includes a device status monitoring module and a device fault management module. The device status monitoring module is used to display the operation status data of the device in a three-dimensional scene. When a running fault occurs, the device flashes red, and an alarm pop-up window is generated above the device to display the fault data. The device fault management module includes a device fault alarm module and a device fault reporting module. The device fault alarm module is used to generate an alarm pop-up window above the device to display the fault data when a device running fault occurs. The device fault reporting module is used to generate an alarm pop-up window above the device to display the fault data when a device running fault occurs, and input remarks information on the pop-up window for selecting and submitting reports to different device operation and maintenance platforms.

[0030] The video analysis module is used for video analysis abnormal alarm and retrieving the corresponding camera images in the three-dimensional scene.

[0031] The three-dimensional inspection module is used for immersive inspection of the three-dimensional model. Roaming in the three-dimensional scene uses the camera images and sensor analysis results for daily inspection. The three-dimensional inspection module includes a dynamic inspection path generation module and a device perception module around inspection points. The dynamic inspection path generation module is used to sequentially select inspection points in the three-dimensional space of the station, connect the inspection points into a line, and dynamically generate an inspection path. The three-dimensional camera can move along the inspection path at a set speed. The device perception module around inspection points is used to retrieve the real-time images of relevant cameras and display the status information of relevant devices within a set distance range around the inspection points.

[0032] The three-dimensional single soldier module is used to display the position of the handheld single soldier, the three-dimensional visualization interface, and initiate video and voice intercom with the handheld single soldier in real time in the three-dimensional scene. The three-dimensional single soldier module includes a virtual-real coordinate conversion module and a video and voice intercom module. The virtual-real coordinate conversion module is used to convert the spatial coordinates of the real station and the spatial coordinates of the virtual three-dimensional space, and map the position information in the real world to the three-dimensional space for positioning single soldier devices in the three-dimensional space. The video and voice intercom module is used for the three-dimensional visualization interface and the single soldier device to initiate video and voice intercom with each other for real-time communication.

[0033] The video monitoring module is used to pop up the corresponding monitoring image by clicking on the camera model in the three-dimensional scene.

[0034] The passenger flow analysis module is used for passenger flow distribution analysis using video analysis and wifi probe technology, and generating a passenger flow heat map in the three-dimensional space. The passenger flow analysis module includes a passenger flow distribution analysis module and a three-dimensional heat map rendering module. The passenger flow distribution analysis module is used for passenger flow distribution analysis through wifi probe and video analysis technology. The three-dimensional heat map rendering module is used to process the passenger flow distribution data using a passenger flow density analysis algorithm and render a passenger flow heat map in the three-dimensional space.

[0035] A fire monitoring module is used for locating the fire source during a fire, dynamically generating evacuation routes, and fire linkage; the fire monitoring module includes a fire source location module for the fire, an evacuation route generation module for escape, and a fire linkage equipment module; the fire source location module for the fire is used to determine the location of the fire source through fire monitoring sensors; the evacuation route generation module for escape is used to perform grid processing on the three-dimensional scene of the station. When a fire occurs, it determines the location of the fire source, sets the location of the safety exits, and uses the intelligent optimal path algorithm to calculate the optimal escape route; the fire linkage equipment module is used to, when a fire occurs, link and control fire-fighting equipment, such as escalators, rolling shutters, broadcasts, etc., to cooperate with emergency evacuation.

[0036] In this embodiment, by creating a station intelligent operation and management system based on three-dimensional visualization, three-dimensional visualization display of the subway space is achieved. Station managers can intuitively master the spatial layout of equipment, quickly retrieve the camera images at the specified location, quickly lock the spatial location of the faulty equipment, and can intuitively master the passenger flow distribution in the station. The fire monitoring and linkage functions can quickly help decision-makers lock the spatial location of the fire source during a fire, dynamically generate escape routes, and provide decision support for emergency guarantee; this embodiment realizes the monitoring of the status of key equipment, and performs real-time status monitoring on the key components of key equipment. After a device failure alarm, a red alarm pop-up window will be generated above the device model. Managers can quickly locate the spatial location of the faulty equipment, and detailed alarm information is displayed on the pop-up window. They can choose to report the fault to the operation and maintenance platform; this embodiment effectively manages station operations. It can display the staff working in the station in real time in the three-dimensional space. The handheld devices carried by the staff and the above-mentioned station intelligent operation and management system can initiate voice intercom with each other to communicate and solve problems immediately.

[0037] Embodiment Two:

[0038] As Figure 2 shown, based on the creation method of the station intelligent operation and management system based on three-dimensional visualization described in Embodiment One, this embodiment provides a station intelligent operation and management system based on three-dimensional visualization, and the station intelligent operation and management system based on three-dimensional visualization is created by using the creation method of the station intelligent operation and management system based on three-dimensional visualization described in Embodiment One.

[0039] In this embodiment, the intelligent operation and management system of the station based on three-dimensional visualization includes control center-level equipment, backbone network, station-level equipment, and mobile terminal equipment. Specifically: The control center-level equipment consists of workstations, central control room switches, central equipment room switches, energy management servers, large-screen systems, etc.; The station-level equipment consists of energy management workstations, station switches, PLCs, serial port servers, etc.; The workstation is used to display the intelligent operation and management system of the station based on three-dimensional visualization; The mobile terminal equipment consists of handheld single-soldier equipment and handheld intelligent operation and management terminal equipment.

[0040] An intelligent operation and management system of a station based on three-dimensional visualization provided in this embodiment is composed of a data layer, a business logic layer, and a three-dimensional platform layer; This system adopts the B / S mode (Browser / Server, browser / server), which is characterized by convenient deployment, easy use for users, and strong flexibility and convenience.

[0041] The above are only the preferred embodiments of the present invention. It should be noted that for those of ordinary skill in the art, without departing from the technical principles of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A method for creating a station intelligent transportation management system based on three-dimensional visualization, characterized in that: include: Collect various professional design drawings of the station; Based on the collected professional design drawings of the station, use 3DMax software to create a three-dimensional station model; Lightweight the created 3D station model; Associating and configuring the status attribute information of the station's background equipment with the three-dimensional station model; Utilize the 3D API engine to develop the business layer of the 3D station model, ultimately forming a 3D visualized station intelligent operation management system; The development of the business layer of the 3D station model using the 3D API engine includes creating: Equipment management module, used for equipment status monitoring and equipment failure alarm; Video analysis module, used for video analysis anomaly alarm and calling up the corresponding camera images in the 3D scene; The 3D inspection module is used for immersive inspections of 3D models. It roams through the 3D scene and uses camera images and sensor analysis results to conduct daily inspections. The 3D soldier module is used to display the position of handheld soldiers in real time in a 3D scene, and to initiate video and voice communication between handheld soldiers on the 3D visualization interface; Video monitoring module, used to pop up the corresponding monitoring screen by clicking the camera model in the 3D scene; The passenger flow analysis module is used to analyze passenger flow distribution using video analysis and Wi-Fi probe technology, generating passenger flow heat maps in three-dimensional space; Fire monitoring module, used for locating the fire source, dynamically generating evacuation routes, and fire linkage when a fire occurs; The equipment management module includes an equipment status monitoring module and an equipment fault management module; The device status monitoring module is used to display the operating status data of the device in a three-dimensional scene. When an operating fault occurs, the device flashes red and an alarm pop-up window is generated above the device to display the fault data. The equipment failure management module includes an equipment failure alarm module and an equipment failure reporting module; The device fault alarm module is used to generate an alarm pop-up window above the device to display fault data when a device operation fault occurs; The device fault reporting module is used to generate an alarm pop-up window above the device to display fault data when a device operation fault occurs, enter remarks in the pop-up window, and select to submit the report to different equipment operation and maintenance platforms; The three-dimensional inspection module includes a dynamic inspection path generation module and an inspection point peripheral equipment perception module; The dynamic inspection path generation module is used to sequentially select inspection points in the three-dimensional space of the station, connect the inspection points into a line, and dynamically generate an inspection path. The three-dimensional camera moves along the inspection path at a settable speed; The inspection point peripheral equipment perception module is used to retrieve real-time images of relevant cameras and display status information of relevant equipment within a settable distance range around the inspection point.

2. The method for creating a station intelligent transportation management system based on three-dimensional visualization according to claim 1 is characterized in that: The professional design drawings of the station include product design drawings of various professional equipment and station decoration design drawings.

3. The method for creating a station intelligent transportation management system based on three-dimensional visualization according to claim 1 is characterized in that: The lightweight processing of the created three-dimensional station model includes lightweight processing of the created three-dimensional station model by simplifying the triangular surfaces.

4. The method for creating a station intelligent transportation management system based on three-dimensional visualization according to claim 1 is characterized in that: The three-dimensional API engine is developed and packaged based on WebGL technology.

5. The method for creating a station intelligent transportation management system based on three-dimensional visualization according to claim 1 is characterized in that: The three-dimensional individual soldier module includes a virtual-real coordinate conversion module; the virtual-real coordinate conversion module is used to convert the spatial coordinates of the real station and the virtual three-dimensional spatial coordinates, and can correspond the position information in reality to the three-dimensional space, which is used for positioning individual soldier equipment in the three-dimensional space.

6. The method for creating a station intelligent transportation management system based on three-dimensional visualization according to claim 1 is characterized in that: The fire monitoring module includes a fire source positioning module, an escape route generation module and a fire linkage equipment module; The fire source positioning module is used to determine the location of the fire source through the fire monitoring sensor; The escape route generation module is used to grid the three-dimensional scene of the station. When a fire occurs, it determines the location of the fire source, sets the location of the emergency exit, and uses the intelligent optimal path algorithm to calculate the optimal escape route; The fire fighting linkage equipment module is used to control the fire fighting equipment in a linked manner when a fire occurs.

7. A station intelligent transportation management system based on three-dimensional visualization, characterized in that: The station intelligent operation management system based on three-dimensional visualization is created by using the method for creating a station intelligent operation management system based on three-dimensional visualization described in any one of claims 1 to 6.

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