Tupu software digital twin of Xiamen Tunnel to help digital upgrade of transportation

​ Preface

As an important traffic building facility, tunnels play an important role in shortening running distances, improving transportation capacity, and reducing accidents. At the same time, the tunnel traffic has the characteristics of large flow and fast driving speed, and contains a large number of lighting, fans, water pumps, indicators, information boards, power supply and other equipment and facilities. If there is a traffic accident or equipment failure in the tunnel, emergency situations such as It has a significant impact on personnel safety and transportation. Traditional tunnel operation management is often far from the central control and management center, which makes tunnel operation, management and maintenance very difficult.

Tupu software is based on HTML5 2D and 3D graphics rendering engine, combined with GIS map, and uses B/S technical architecture to create a set of visual management solutions to realize full connection and full intelligence of smart tunnels - smart tunnel center dispatching platform. Guided by comprehensive tunnel management and control, improve comprehensive business capabilities such as equipment control, event early warning, process management, and emergency response. Help tunnel operation and control develop in a smarter, safer and more convenient direction, and promote the digital transformation and upgrading of the transportation industry.

Show results

This visualization project takes the Wanshishan Tunnel in Xiamen as the background, and displays the data of its Geographic Information System (GIS) in a rich visualization. Combined with the GIS map, the initial picture takes the city map as the background, supplemented by the 2D panels on the left and right sides to display the operation data. The tunnel uses a striking green streamer effect to show its trend and shape, highlighting the layout of the tunnel network.

Click the guide icon and then drill down to Wanshishan Tunnel to check the main tunnel information and operation status. The Xiamen Tunnel is operated and integrated from the four aspects of fire protection, equipment information, monitoring and alarm management, so as to comprehensively control the operation of the tunnel and make timely adjustments to the operation strategy.

The HT for Web GIS product supports the loading of different map tile service data, 3DTiles format data of aerial oblique photography real scenes, and different GIS data such as urban building groups. For the urban architectural scene in the system, in order to make the scene more beautiful, by optimizing the processing and optimization of the architectural white model provided by the map supplier, AO map baking is performed, and the shadow relationship between the models is increased to achieve a practical and pleasing effect.

System analysis

Home display

Roaming inspection

After the scene is initialized, click the "Patrol" button to perform a patrol roaming of the entire tunnel scene through a fixed route and a free viewing angle. The 3D scene in the system adopts a lightweight modeling method, which not only restores the overall building structure of the tunnel, the internal equipment and facilities, and the surrounding building road environment, but also supports the smooth display of the front-end page, and integrates the operation and management data of the tunnel for display.

The formulation of the roaming route highlights the core equipment and presents the overall appearance of Wanshishan Tunnel to users.

Assist the operation and management personnel in the inspection and investigation of the health status of the equipment in the tunnel, as well as the location of the faulty equipment, and strengthen the ability of equipment exception handling.

Tunnel Fire Demonstration

With the vigorous development of domestic tunnel traffic construction, various fire safety hazards emerge in an endless stream, which brings enormous pressure to tunnel fire safety work, and traditional fire prevention methods are difficult to deal with.

Tupu software HT is connected to the fire automatic alarm system, evacuation instructions, fire broadcast and other platforms, and adopts lightweight 3D modeling technology to digitally twin the on-site fire situation.

By connecting the background data interface, the execution process and details of the emergency plan in the tunnel will be displayed, and corresponding emergency measures will be taken by linking the on-site equipment and facilities, which is conducive to the real-time monitoring and inspection of the fire protection facilities in the tunnel by the system, and is conducive to improving the safety factor of the tunnel. It plays an important role in the rapid disposal of fire accidents.

Device information visualization

As the most difficult road section in the highway network, the tunnel is the most difficult "black box" in the highway scene. The complicated electromechanical equipment and special environmental factors make the tunnel always face difficulties such as difficulty in emergency command and difficulty in supervision and operation.

With the help of HT for Web technology, Tupu software integrates data such as equipment alarm information and fault information, and digitally upgrades the supervision of tunnel mechanical and electrical equipment. Break the information silos and realize the intelligent collaboration of tunnel equipment.

Support manual click to view equipment information, including the total number of equipment, the number of equipment failures, the number of unused equipment and other information; support rapid positioning according to the alarm information sent by the equipment. The operation and maintenance personnel can understand the health status of the equipment, as well as the maintenance status, including the number of processed, unprocessed, etc., and display the location and time information on the 2D board.

Traffic flow visualization

It supports the real-time monitoring of the traffic flow on the jurisdictional section, and can perform multi-dimensional visual analysis of core data such as traffic flow based on a rich mathematical operation library, so as to realize the scientific monitoring and evaluation of the traffic flow on the jurisdictional section, and provide scientific decision-making for the traffic command. support. Based on this, traffic managers can arrange manual intervention of traffic signals at important intersections such as tunnels and bridges in advance to ease congestion and reduce congestion time.

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Device Alarm Visualization

The presentation of the main page is based on the realistic style of the tunnel section design, surrounded by a 3D green environment. The 2D panel displays the alarm information of the tunnel device group, including the alarm time and the number of alarms.

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real time monitoring

The tunnel video surveillance intelligent analysis system is an indispensable supervision method for road traffic. The Tupu software HT refers to the actual point position of the on-site camera, and places the model in the corresponding position in the 3D scene to realize the scene restoration. The user can see the camera position of the tunnel at a glance through the 3D scene.

The video can also be seamlessly embedded into the scene through the emerging video fusion technology to truly restore the real scene of the tunnel. When a traffic accident occurs, it can quickly and automatically alarm video, record the license plate number and other information, which has a great effect on road traffic safety early warning, management plan and road operation.

Operation management

The equipment in the tunnel scene is extremely complex, including ventilation, indication signs, monitoring, detection, fire protection, etc. Faced with different equipment interfaces, different software protocols and other problems. In this regard, Tupu software relies on the blessing of equipment virtualization and other technologies to uniformly manage equipment such as fans, broadcasts, cameras, lane indicators, and ETC gantry in the tunnel, so as to achieve early detection, accurate positioning, and fast response to realize tunnel monitoring. Holographic omniscience. The 2D panel on the right is linked to the 3D scene, and managers can click to view different road sections such as K1, K2, K3, K4, K5, etc., and select the device to locate the corresponding device.

The equipment operation management of the tunnel displays the 3D tunnel scene flatly, and displays all the equipment points in the tunnel, as well as the equipment information pop-up window. The operation and management personnel can grasp the status information of each equipment in real time without going to the tunnel site. The platform supports remote operation and control of equipment operation on the platform by docking the operating status of equipment. Combined with the screening of tunnel sections and equipment, precise query and control of equipment can be carried out, which makes equipment fault handling and faulty equipment location more convenient.

Fan management visualization

The fan is an important part of the electromechanical facilities of the tunnel. During the normal operation of the tunnel, it can play the role of ventilation, ensure that the air index in the tunnel meets the standard, and play an important role in exhausting smoke in the event of a fire in the tunnel. The Tupu software displays the location of the fan in the tunnel and the corresponding parameters in the front-end scene. Click the main button on the left to view the layout of the fan equipment.

The faulty fan is marked with the red fan icon. Click the corresponding fan in the scene to view the equipment number, equipment stake, equipment direction, communication status, and fault status. Managers can adjust the operation of the ventilation system in time by remotely controlling the fans or signs in the tunnel.

Broadcast management visualization

It is a recognized technical problem in the industry to obtain the operating status information of the tunnel broadcast equipment in time to ensure the clear and stable reception of the tunnel broadcast signal. Due to the environmental conditions, the tunnel broadcasting equipment has a high failure rate, and lack of real-time monitoring means cannot detect and deal with problems in time.

Tupu software solves the problem of tunnel broadcast monitoring through the tunnel visualization monitoring platform, and realizes various applications such as multi-terminal data monitoring and fault alarming.

Click the red broadcast button in the scene to view the broadcast abnormal situation, including the broadcast equipment number, equipment pile number, equipment direction, communication status, fault status and fault description. When there is a problem with the broadcast equipment, the operation and maintenance personnel can be notified to deal with it in time, which successfully solves the difficulties that the existing tunnel broadcast cannot be monitored and fault alarms, and significantly improves the operation and maintenance efficiency and listening experience of the tunnel broadcast coverage network.

Camera supervision visualization

In view of the problem that the whole road section could not be checked at the same time in the previous manual patrol of tunnel monitoring, Tupu software is based on UI/2D/3D, GIS, BIM, VR/AR and other visualization tools and applications on the web side to monitor all high-definition cameras in the entire tunnel. , real-time monitoring of the road traffic conditions in the tunnel.

Relying on remote network patrol, intelligent prediction and early warning, and changing from passive waiting to active capture, users can find abnormal road conditions at the first time with a click of a mouse, and deal with them in time, saving disposal time and improving work efficiency. The positioning system is linked with the on-site camera. When an emergency alarm event occurs or the designated personnel are strictly controlled, the on-site video screen can be switched automatically according to the location information, which can help the supervisors save the time to retrieve the video surveillance screen and ease the monitoring of the video screen. fatigue.

lane indication visualization

Through the integration of 3D simulation modeling, AR, VR and other emerging technologies, Tupu software simulates the construction of a 3D tunnel model that accurately maps one-to-one with the tunnel entity; Real-time inspection and monitoring of tunnels and equipment.

The HT 2D panel will focus on displaying the equipment fault status and communication status, and the faulty equipment can be displayed clearly and intuitively in the scene. Tunnels are prone to traffic accidents. The light and shade changes at the entrance and exit of the tunnel, as well as the bad driving habits of some drivers, can easily lead to tunnel traffic accidents. The Tupu software fully exploits the function of the tunnel lane controller, and extends the emergency use to the daily warning and alert of the lane to prevent accidents.

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ETC gantry management visualization

Tupu software builds a complete 3D scene for the ETC gantry, which can manage the gantry and all equipment objects on the gantry. It supports to generate different monitoring scenarios through data configuration.

It truly restores the traffic operation status of the intersection, and the 2D panel focuses on displaying the equipment failure status, which is convenient for carrying out traffic health diagnosis, effectively solves problems such as traffic congestion and safety at the intersection, and improves the level of traffic management and service.

tunnel lighting

Tunnel lighting control relies on the support of advanced control technology and control methods. Reasonable tunnel lighting control can improve the road conditions in the tunnel, improve the visual sense in the tunnel, reduce driver fatigue, and help improve the tunnel capacity to ensure traffic safety. Optimize the effect of energy consumption, energy saving and emission reduction.

Tupu software displays the tunnel lighting control combined with the tunnel 3D scene. It can realize the linkage between the visual scene and the tunnel lighting system by connecting the data of the tunnel background lighting equipment. By clicking on the lighting mode, it can be switched to automatic light-sensing lighting or manual intervention according to the site conditions. Lighting, realize intelligent tunnel lighting control.

emergency call visualization

Tunnels under construction are characterized by loud noises on site, with weakening or no signal as the length of the excavation moves further. Under normal circumstances, when the ambient noise exceeds 90 decibels, the ringtone of ordinary telephones often cannot allow the staff to hear the ringtone, resulting in the failure of timely delivery of production scheduling instructions, resulting in economic losses.

Tupu software is designed for the high humidity environment of various tunnels. It connects to the data interface and visualizes the information of the telephone equipment in the tunnel. Managers can check the emergency telephone equipment status by clicking on the three-dimensional scene. Including equipment number, chainage, direction, communication status, fault status and fault description and other functions.

Alarm management

According to the actual needs of tunnel security management and control, Tupu software connects to the background alarm data, summarizes and displays the list of device alarms and event alarm information in the tunnel, and can view past alarm information through filtering, understand the alarm processing status and alarm processing records, and follow up in time. Unprocessed alarm information, and feedback the processed or unprocessed alarms through the operation pop-up window, which is convenient for the traceability and tracking of the alarm processing situation.

Realize that safety problems are discovered and dealt with at the first time to ensure the safety of tunnel passage. The event alarm information and equipment alarm information are uploaded in a unified manner. Users can quickly locate and view the corresponding alarm events by entering the tunnel ID, road equipment ID or alarm status on the interface. work efficiency.

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The platform provides tunnel managers with emergency plans for events of different levels, and realizes functions such as data query and video correlation, and provides tunnel managers with a way to retrospectively analyze accidents and events in the tunnel.

Smart Tunnel Monitoring Visualization System

Tupu software has also built a smart tunnel monitoring visualization system to monitor the congestion of lanes in the tunnel and the scene of car accidents in the tunnel. The main contents include: lighting, fans, lane lights, traffic lights, information boards, fire protection, fire alarms, cross-traffic tunnels, wind vanes, microwave vehicle inspections, control of tunnel emergency escape exits, and accident simulation, etc.

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3D visualization of shield machine

As one of the important equipment for tunnel construction, the shield machine plays the role of the crew. Tupu software uses HT for Web products to construct lightweight 3D visualization scenes, digital twin shield machine construction process, clear and intuitive display of equipment components, dynamic operation effects, equipment disassembly, assembly, and construction.

Visual progress management of highway project construction

Tupu software adopts digital information technology to build a high-speed railway engineering display platform, which provides engineering information for the project in planning, implementation and other stages, realizes the exchange of engineering information, ensures the efficiency and accuracy of engineering construction, and achieves the project The purpose of maximizing value added.

Underground integrated pipe gallery platform

The underground comprehensive pipe gallery is a public tunnel built under the city ground for the centralized laying of municipal pipelines such as electric power, communication, radio and television, and water supply. The visualization system of Tupu software can not only help the visualization management of urban tunnel traffic, but also has a set of solutions for urban underground comprehensive pipe gallery.

The intelligent management web platform of underground integrated pipe gallery uses 3D visualization and virtual simulation technology to simulate and reproduce the physical elements and information system of the underground integrated pipe gallery with high precision, focusing on the key aspects of perception, transmission, data, platform and application, and presentation. Technology research and its application to realize the safe operation and intelligent management and control of urban underground comprehensive pipe gallery.

Realize value

Comprehensively and accurately grasp the overall traffic situation of the tunnel

The traditional monitoring system scheme relies solely on video to identify the traffic conditions in the tunnel, and the accuracy and breadth of the identification are often limited by the video monitoring capability, which cannot meet the needs of tunnel operators to fully and accurately grasp the overall traffic conditions of the tunnel. Tupu software relies on charts, floor plans, 3D graphics and videos to visualize the tunnels, and builds a smart tunnel center dispatching platform, which can accurately cover the entire tunnel traffic status perception system and improve the precise management and control capabilities of the tunnel.

Forming a tunnel traffic safety management system with a fully closed-loop process

At present, tunnel management mainly focuses on the detection and disposal of traffic accidents and incidents in the tunnel, and the control of dangerous vehicles entering outside the tunnel is still lacking. Tupu software adopts the intelligent tunnel center dispatching platform built by the HT engine, and links the platforms of different monitoring contents and monitoring mechanisms inside and outside the tunnel to integrate the comprehensive application of tunnel safety and realize the tunnel traffic safety management business.

Summarize

In the current practice of highway tunnel management, due to the scattered layout of highway management and the different division of labor among departments, the work tasks such as on-site disposal, central dispatch, and decision-making command are relatively independent, and there is a lack of a unified vertical and horizontal command and dispatch system. The most urgent task is to improve the intelligence, informatization, integration, green and energy-saving of my country's highway tunnels, and transform the existing traditional block management mode into an innovative intelligent comprehensive monitoring mode.

Tupu software gives full play to the advantages of cutting-edge technologies such as the Internet of Things, visualization, and GIS, realizes intelligent linkage and control of lane information prompts, zone broadcasting, and intelligent inspection control, realizes unified management of tunnel supervision, and forms the "smart bloodline" of tunnels. Effectively improve the orderly, safe, smooth, economical and environmental management of tunnel traffic.

For more industry application examples, please refer to the case link on the official website of Tupu Software: Tupu Software - Everything you need to build advanced 2D and 3D visualization
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