Digital twin application of smart Park Based on Web GIS aerial photography

at present , Internet information technology plays an extremely important role in all walks of life , It has become one of the main forces to promote social development . And then 5G Driven by the new generation of information technology of mobile communication technology, the construction of smart park has entered a new stage , With the help of 5G Mobile communication technology can better help the construction of smart parks .

Through the visualization engine of map flapping software and GIS （Geographic Information System,GIS） Related technology , For the operation center of the smart Park （Intelligent Operations Center,IOC） Carry out all-round digital construction , One screen shows the overall picture of the park and the buildings in the park 、 China merchants 、 operating 、 Buildings and other related information , Realize the unified management of the park 、 monitor 、 early warning 、 Dispatching and other integrated construction .

Xiamen Software Park Phase III is located in the north of the core area of Jimei new town 、 South of Houxi town 、 East of Guankou town 、 West of Jimei Cultural and educational district . Back to the south of the river , Facing Xinglin Bay , It is close to Jimei new town and Yuanbo garden , It is an important part of Jimei new town . Smart Park Intelligent Operation Center （IOC） The case is based on Xiamen , Use Hightopo Of 2D、 3D and GIS Visualization technology combines tilt photography and digital twinning technology , Build a Xiamen Software Park Phase III - Three dimensional visualization system of smart Park .

The overall framework of the smart park is mainly divided into hardware layer 、 The data layer 、 Service layer and application layer .

Effect display

Park Overview

adopt HT The visualization system is built to realize the whole scene of the smart park , Two dimensional panels on both sides are supplemented by data visualization , All kinds of infrastructure data of the park are presented in more diversified forms , Planning for the park 、 Layout 、 Provide technical support for analysis and decision making , Promote the digital transformation construction of the park .

Scene simulation

The scene can be sunny 、 rain 、 Snow weather and other weather simulation display , By docking weather system data , Realize the park weather 、 The temperature 、 The synchronous change of data information such as air quality presents .

  Scene roaming

HT for Web and GIS Roaming function is provided in the integration scheme of , According to the preset line , Let users take a first person perspective , Patrol and roam the park area . The roaming route can be formulated with reference to key areas or areas with high intelligence level , Show users the key development areas of the park and the achievements of intelligent development .

Intersection monitoring

The visualization of intelligent traffic supervision is realized through the series of road monitoring in the park , Create a park “ Skynet ”, Build a series of signal light control , Intersection buckle monitoring 、 System maintenance of video surveillance and other methods , To a certain extent, it can solve the traffic problems after the construction and improvement of the park , adopt HT Visualization can comprehensively control the traffic situation , Find traffic problems in time .

Video Fusion

Traditional video surveillance multiple split shot pictures to 2D Tile on the display , It's hard to match the split shot video to the actual geographical location , It is impossible to carry out effective and intuitive real-time monitoring on large scenes , No situational awareness .HT Video Fusion solutions will 2D Image fusion into the scene 3D In the model , Provide operators with intuitive video images and simple view control .

HT Video fusion technology adopts WebGL technology , utilize GPU High performance computing power for real-time processing of video images , Image processing does not occupy CPU resources , The whole scheme is smooth .

Park Planning

Park is an important spatial form to perform urban industrial functions , The park is improving the regional investment environment 、 Introducing foreign capital 、 Promote the adjustment of industrial structure and economic development 、 Demonstration and leading role , Become the booster of urban economic take-off . The planning of the park has a significant impact on both the future construction of the park and the future influence of the park . Land use planning of the park , Determines the future environment of the park . The supporting facilities of the park are reasonable ; Pipe network planning of the park , Affecting the future operation of the park .

The panels on both sides show the total planned area of the park 、 Number of planned buildings 、 Bus lines 、 Number of sites and other information , The planning of the area can be divided into construction land 、 Green land 、 Residential land 、 Commercial land 、 Traffic land 、 Water conservancy land, etc .

Land use and pipe network planning

Land use planning , Distinguish by different color blocks . Through the land distribution 、 Land demand 、 Functional positioning and other aspects are analyzed , Reasonably determine the development intensity of the plot 、 Land scale and control requirements .

Underground pipe network is a very important part of urban infrastructure , It is the material basis for the survival and development of cities , Known as the “ Lifeline ”. According to the thickness of the pipe network 、 Buried depth 、 The type is applicable to the TV pipe network in the park 、 Water supply network 、 Power network 、 Gas pipeline network 、 Communication pipe network 、 Sewage pipe network 、 Three dimensional visual presentation of rainwater pipe network, medium water pipe network and other pipe network line data .

In order to improve the urban function 、 Enhance the comprehensive bearing capacity of the city , China vigorously promotes the construction of underground comprehensive pipe gallery , The underground integrated pipe gallery system not only solves the problem of urban traffic congestion , It also greatly facilitates water 、 electric 、 gas 、 heat 、 Maintenance and repair of communication and other municipal facilities . Mapo Software （Hightopo） The lightweight modeling technology is used to simulate the underground comprehensive pipe gallery , Through three-dimensional visualization , Greatly improve the operation and maintenance service quality of comprehensive pipe gallery , Accelerate the construction of intelligent control system 、 Intelligent operation and maintenance in one of the green pipe gallery 3D visualization management system .

Park construction

The construction progress of the park is related to the entry of various industries , The overall construction progress of the park can be known through the panel data 、 Shopping mall construction progress 、 Building construction progress 、 Road construction progress 、 Construction progress of supporting facilities . The project name is also displayed for different construction areas in the park 、 Details of distribution and progress . The use of construction resources in the park is also displayed , Intuitive and transparent .

 BIM Building construction

Building information model （Building Information Modeling,BIM） It is a kind of 3D model data in construction industry management information system , Engineering construction professionals can pass BIM Obtain relevant information and data , Plan more efficiently 、 Design 、 Build and manage buildings and infrastructure . The smart park will BIM The building data is superimposed on the map scene , Realization BIM + GIS Combined display . Through to BIM Separate the asset construction in different floors and floors of the model , Dynamic restoration demonstrates the building construction process .

Park project construction

The progress of each block project in the park can be viewed in real time , Code of the project 、 name 、 Real time update of investment amount, construction status and construction progress .

Investment attraction of the park

Attracting investment is an important work after the completion of the smart park , The investment attraction of the park mainly focuses on the leasing and rent of buildings in the park ; Advertising space in the park ; The distribution and use of parking lots in the park and the service facilities in the park POI The distribution of data and other overall investment promotion are comprehensively presented , Attract more enterprises to enter the park . Smart investment attraction in the park enables the park operation and maintenance personnel to save a lot of time and labor costs in Management , Improve investment promotion efficiency .

Access the background enterprise check-in information , Update the occupancy status of enterprises in the park in real time 、 Leased usable area 、 Price 、 Output value tax and other information , Effectively improve the investment attraction of the park 、 Work efficiency of project promotion .

Park operation

Park operation is an important management task in the later stage of smart park , The goal is to improve the maintenance and management of the park 、 Monitoring management and operational benefits . By combining visualization and Internet of things technology, people in the park can be realized 、 vehicle 、 matter 、 Intelligent monitoring and management of environment and other information . Integrate Internet of things smart device data , Form intelligent equipment situation analysis .HT Smart Park visualization provides digital operation and maintenance mode for park and enterprise management , Improve the ability of daily office and cross departmental cooperation , Make the operation of the park fully informationized and mobile .

Through the real-time data display of environmental facilities and vehicles in the park , Real time analysis of personnel entering and leaving each building , Statistical analysis of turnover over the years and real-time data presentation of key enterprises , Realize the intelligent operation of the park , Improve the comprehensive management of park operation .

Park buildings

Smart park is the epitome of the city , Smart buildings are the epitome of the park . In addition to using aerial tilt photography and three-dimensional real scene data for the scenes of the smart Park ,HT And through 3D The whole park is finely restored and modeled in the form of simulation , From the overall environment of the park , To the surrounding environment of the building , Then go to the internal and external equipment of the building for three-dimensional simulation display . Using lightweight 3D Modeling Technology , According to the site of the park CAD chart 、 Aerial view 、 High precision modeling and restoration of the appearance of the three views of the equipment , adopt HT Achieve interactive Web Three dimensional scene , Zoomable 、 translation 、 rotate , Each device in the scene can respond to interactive events .

With the development of information technology , There are more ways of building management , Building elevator system 、 Building lighting system 、 Fire fighting system 、 Security system 、 The deployment of environment and air conditioning system can fully realize the intellectualization of building management 、 Digitization . Based on the visual integration and docking of various business systems , adopt HT The intelligent park visualization platform realizes the comprehensive and unified management of all building systems , Reduce the burden of building management costs , Improve the efficiency of management . For different building conditions , Tupu software also has a variety of targeted solutions .

Elevator system

The main picture is a building design with wireframe technology style , The surrounding roads are presented in the form of flowing gold , The elevator in the wireframe is displayed in yellow , The lifting situation combines the two-dimensional panel with the three-dimensional scene , Docking elevator real-time operation data , Realize the real-time operation monitoring of elevator two-dimensional and three-dimensional integration , Elevator monitoring video shows the internal conditions of different elevators , The right side is supplemented by the operation of the elevator ： mileage 、 Number of people 、 Number of failures 、 Check the number , And conventional elevators 、 The real-time situation of fire elevator equipment during operation, and the data trend analysis of elevator alarm . In order to facilitate the operation and maintenance personnel to carry out early warning monitoring and timely equipment safety detection for the elevator .

  lighting

Integrate lighting systems inside and outside the building , use HT The visualization platform of the smart Park centrally monitors the lighting equipment in the building , You can adjust the light effect mode in different periods , The environmental illuminance and lighting energy consumption are analyzed and displayed through the data trend chart , Update the running status of indoor and outdoor lighting detection in real time , So that managers can deal with lighting system problems in time . Access the visualization system through the system , Let problems be found and handled in time , Help the operation and maintenance personnel deal with the maintenance problems of lighting equipment in time , Improve building management efficiency and service level .

Fire fighting system

The positioning display of fire fighting equipment is prompted by red light points ,HT It provides the operation and maintenance personnel with a more convenient and efficient way of building management and control through the visualization of various fire early warning and monitoring information . You can view the fire engine of each corridor from the panel 、 Channel operation and i Monitoring ; Smoke sensation 、 Number of electrical fires ; Number of fire alarms ; Real time update of fire water pressure , Abnormal conditions can be handled in time . And update each elevator in real time 、 High risk fire risk of equipment . In the event of a disaster , The visualization system can quickly know what the problem is , It is convenient for firefighters to implement the corresponding scheme 、 Complete the planning of the optimal escape route , Call the alarm system and broadcast to remind the personnel in the building to escape the danger , Ensure the safety of life and property in the park .

Security system

Integrated video surveillance 、 Call the police 、 Access control 、 Intelligent parking lot 、AI Face recognition 、 Gate system 、 Flow control 、 Flow monitoring and other systems , Linkage of various security subsystems , Realize the office area of the park 、 Public area 、 Security management of equipment area, etc , Realize integrated intelligent management , Assist Park operation and maintenance personnel to improve management efficiency , Promote the intelligence of basic security business 、 Digital management .

Environment and air conditioning system

In order to create a better building office environment , Outdoor PM value 、 Temperature and humidity 、 Wind speed and real-time indoor temperature 、 humidity 、 The monitoring of information such as carbon dioxide content is very important , This case also collects and presents the omni-directional monitoring video of the water cooling system , And supplemented by the operating power of the water-cooled host 、 Electric quantity 、 Unit operation status 、 working condition 、VRV System operation status and other information .

VRV（Variable Refrigerant Volume,VRV） The air conditioning system controls the refrigerant circulation of the compressor and the refrigerant flow into the indoor heat exchanger , Timely meet the indoor cold demand 、 Direct evaporative refrigeration system with heat load requirements . Multi data acquisition for each equipment 、 monitoring 、 metering 、 analysis , Realize real-time monitoring and visual management of energy consumption , Dynamically display the change trend of energy consumption , Achieve the goal of energy conservation and efficiency increase .

In the era of rapid economic development , Park （ Software Park 、 Science and Technology Park 、 Logistics Park 、 Ports, docks, etc ） It is the product of urban development , Smart park is the carrier of smart city construction and transformation , Digitization 、 Intelligent , It has an important influence on the construction of new parks and the upgrading and transformation of old parks .

HT Adopt the self-developed two-dimensional and three-dimensional visualization engine 、GIS、BIM And video fusion , Access tilt photography 、GIS Spatial information data 、 Intelligent Internet of things IoT Data and big data system platform , Combined with the lightweight modeling scheme, it can be viewed anytime and anywhere even on the mobile phone 3D Visualization , Improve the management and operation efficiency of the park , For the intelligent construction of the park 、 Provide solutions for digital transformation and integrated management .