CN113487138A - Airport emergency drilling method and system based on digital twins - Google Patents
Airport emergency drilling method and system based on digital twins Download PDFInfo
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Abstract
The invention is suitable for the technical field of computers, and provides an airport emergency drilling method and system based on digital twins, wherein the method comprises the following steps: acquiring airport operation data, wherein the operation data comprises positions, operation data, signals, coupling relations of all equipment and buildings and quality information reflecting the operation states of the equipment and the buildings; establishing an emergency drilling digital twin model according to airport operation data; the emergency drilling data are input into an emergency drilling digital twin model to obtain an emergency drilling result, the emergency drilling digital twin model is established according to airport operation data, the airport operation data contain a coupling relation and can represent the damaged propagation relation of equipment and a building in an emergency state, the finally obtained emergency drilling result can reflect the space and the time sequence of the propagation of accident disasters, and corresponding countermeasures can be formulated according to the damaged propagation relation.
Description
Technical Field
The invention relates to the technical field of computers, in particular to an airport emergency drilling method and system based on digital twins.
Background
Based on the complex characteristics of airport environment, in case emergency accident appears, need commander's quick emergency treatment measure, avoid causing great loss.
The existing airport emergency drilling aims at the emergency accident itself, and the processing mode does not consider the propagation relation of the emergency accident, for example, when a certain device is on fire, the device itself can be processed only in time, and because the personnel reach the scene or the time is needed for processing, the personnel can not meet the requirement of processing the emergency accident by manpower, that is, the airport emergency drilling in the prior art does not consider the propagation relation of the emergency accident, and the processing decision with strong pertinence can not be made.
Disclosure of Invention
An object of the embodiments of the present application is to provide a method and a system for airport emergency drilling based on digital twins, which aim to solve the technical problems in the prior art determined in the background art.
The embodiment of the application is realized in such a way that the airport emergency drilling method based on the digital twin comprises the following steps:
acquiring airport operation data, wherein the operation data comprises positions, operation data, signals, coupling relations of all equipment and buildings and quality information reflecting the operation states of the equipment and the buildings;
establishing an emergency drilling digital twin model according to airport operation data;
and inputting the emergency drilling data into the emergency drilling digital twin model to obtain an emergency drilling result.
As a further scheme of the invention: the method for acquiring the airport operation data comprises the steps of acquiring the airport operation data including the positions, the operation data, signals, coupling relations of all equipment and buildings and reflecting the quality information of the operation states of the equipment and the buildings, and specifically comprises the following steps:
acquiring attribute information of equipment and a building, wherein the attribute information at least comprises position information, operation data, signals and quality information;
calibrating the coupling relation between the equipment and the building, wherein the coupling relation is used for representing the damaged propagation relation between the equipment and the building in an emergency state;
and generating airport operation data according to the coupling relation and the attribute information.
As a still further scheme of the invention: the step of establishing the emergency drilling digital twin model according to the airport operation data specifically comprises the following steps:
calling a standard twin model from a model library;
adjusting the structure and parameters of the standard twin model;
and importing airport operation data into the standard twin model, and adjusting the mapping relation of the standard twin model to obtain the emergency drilling digital twin model.
As a still further scheme of the invention: the step of calling the standard twin model from the model library specifically includes:
inputting keyword information, wherein the keyword information is used for representing a desired standard twin model;
searching the model base according to the keyword information, and arranging the searched results in a descending order according to the matching degree;
and selecting the standard twin model with the highest matching degree with the keyword information.
As a still further scheme of the invention: the step of inputting the emergency drilling data into the emergency drilling digital twin model to obtain the emergency drilling result specifically comprises the following steps:
acquiring emergency drilling data, wherein the emergency drilling data at least comprises accident occurrence positions, spatial information and time information;
inputting the emergency drilling data into an emergency drilling digital twin model;
and obtaining the damaged drilling results of the equipment and the building distributed according to time sequence and position.
As a still further scheme of the invention: after the step of inputting the emergency drilling data into the emergency drilling digital twin model to obtain the emergency drilling result, the method also executes:
and analyzing the emergency drilling result, and formulating a corresponding emergency scheme according to the obtained equipment and building damage conditions distributed according to the time sequence and the position.
As a still further scheme of the invention: after the step of inputting the emergency drilling data into the emergency drilling digital twin model to obtain the emergency drilling result, the method also executes:
and judging the accuracy of the emergency drilling result, and when the emergency drilling result is judged to be inaccurate, adjusting the structure, the parameters and the mapping relation of the digital twin model of the emergency drilling until the emergency drilling result is judged to be accurate.
Another object of an embodiment of the present application is to provide a digital twin-based airport emergency drilling system, including:
the system comprises a data acquisition module, a data analysis module and a data processing module, wherein the data acquisition module is used for acquiring airport operation data, and the operation data comprises the positions of all equipment and buildings, operation data, signals, coupling relations and quality information of the operation states of the equipment and the buildings;
the model establishing module is used for establishing an emergency drilling digital twin model according to the airport operation data; and
and the result output module is used for inputting the emergency drilling data into the emergency drilling digital twin model to obtain an emergency drilling result.
As a further scheme of the invention: the data acquisition module comprises:
the system comprises an attribute acquisition unit, a quality information acquisition unit and a quality information acquisition unit, wherein the attribute acquisition unit is used for acquiring attribute information of equipment and buildings, and the attribute information at least comprises position information, operation data, signals and quality information;
the calibration unit is used for calibrating the coupling relation between the equipment and the building, and the coupling relation is used for representing the damaged propagation relation between the equipment and the building in an emergency state; and
and the operation data generation unit is used for generating airport operation data according to the coupling relation and the attribute information.
As a still further scheme of the invention: the model building module comprises:
the calling unit is used for calling the standard twin model from the model library;
the rough adjusting unit is used for adjusting the structure and parameters of the standard twin model;
and the fine tuning unit is used for importing the airport operation data into the standard twin model and adjusting the mapping relation of the standard twin model to obtain the emergency drilling digital twin model.
The embodiment of the application provides an airport emergency drilling method and system based on digital twins, an emergency drilling digital twins model is established according to airport operation data, the airport operation data comprise a coupling relation and can represent the damaged propagation relation of equipment and a building in an emergency state, the finally obtained emergency drilling result can reflect the space and the time sequence of the propagation of accident disasters, corresponding countermeasures can be formulated according to the damaged propagation relation, when the follow-up emergency situation of the same type occurs, the countermeasures can be processed according to the countermeasures, and the propagation of emergency accidents is cut off in time.
Drawings
Fig. 1 is a flowchart of an airport emergency drilling method based on digital twins according to an embodiment of the present application.
FIG. 2 is a flow chart of acquiring airport operational data according to an embodiment of the present application.
Fig. 3 is a flowchart of establishing an emergency drilling digital twin model according to an embodiment of the present application.
FIG. 4 is a flowchart illustrating a method for invoking a standard twin model from a model library according to an embodiment of the present application.
Fig. 5 is a flowchart of obtaining an emergency drilling result according to an embodiment of the present application.
Fig. 6 is a schematic structural diagram of an airport emergency drilling system based on a digital twin according to an embodiment of the present application.
Fig. 7 is a schematic structural diagram of a data acquisition module in an airport emergency drilling system based on a digital twin according to an embodiment of the present application.
Fig. 8 is a schematic structural diagram of a model building module in an airport emergency drilling system based on digital twins according to an embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, a flow chart of a digital twin-based airport emergency drilling method provided in an embodiment of the present application includes the following steps:
s200, acquiring airport operation data, wherein the operation data comprises positions, operation data, signals, coupling relations of all equipment and buildings and quality information of operation states of the equipment and the buildings.
In the embodiment of the application, the equipment can be elevators, security equipment, sensor equipment, ferry vehicles, power supply equipment and the like in airports, and a building may refer to a waiting hall, a terminal building, etc., and, in fact, the devices and the building are interdependent, for example, a waiting hall itself has a plurality of devices, and the position refers to spatial information of the devices and buildings, and the operation data, the signals and the quality information of the operation states of the reaction equipment and the building can reflect the operation states of the equipment or the building, the coupling relation is used for representing the damaged propagation relation of the equipment and the building in an emergency state, such as impaired propagation from equipment to equipment, or from equipment to building, such as after an accident at a location in an airport terminal, the equipment at the position can be affected, and the safety of the building can be affected after the equipment is in problem.
And S400, establishing an emergency drilling digital twin model according to the airport operation data.
In the embodiment of the application, the purpose of the emergency drilling digital twin model is to analyze the propagation (path, time sequence) of a disaster and the like when an accident occurs, and obtain the corresponding accident propagation condition, so that when an actual disaster accident occurs, the accident propagation condition can be conveniently and specifically processed according to the accident propagation condition, the propagation of the accident can be cut off, and the loss can be reduced.
S600, inputting the emergency drilling data into the emergency drilling digital twin model to obtain an emergency drilling result.
When the emergency drilling data are actually applied, the emergency drilling data can be the occurrence position, the spread range and the like of an accident, so that the digital twin model for emergency drilling can be conveniently subjected to simulation drilling according to the position, the spread range and the like, the damaged propagation relation of equipment and a building in an emergency state is obtained, and a scheme is specifically formulated according to the damaged propagation relation.
As shown in fig. 2, as a preferred embodiment of the present application, the step of acquiring airport operation data, where the operation data includes locations, operation data, signals, coupling relationships of various devices and buildings, and quality information reflecting operation states of the devices and the buildings specifically includes:
s201, acquiring attribute information of equipment and buildings, wherein the attribute information at least comprises position information, operation data, signals and quality information.
In the embodiment of the present application, the attribute information uses physical information representing the equipment and the building, such as position information, operation data, signal, and quality information, which may be used as basic data.
S203, calibrating the coupling relation between the equipment and the building, wherein the coupling relation is used for representing the damaged propagation relation between the equipment and the building in an emergency state.
In the embodiment of the application, the coupling relationship is used for representing a damage propagation relationship between the equipment and the building in an emergency state, and in actual application, the coupling relationship can reflect damage propagation between the equipment and the building, for example, damage of a certain part of the building can cause damage of the equipment at the position, and whether the equipment is damaged or not can be judged according to the operation data of the equipment, while when the equipment is damaged, damage of the building at the position can also be caused, and the coupling relationship can be actually understood as a damage mapping relationship between the equipment and the building.
And S205, generating airport operation data according to the coupling relation and the attribute information.
In the embodiment of the application, the coupling relation and the attribute information can be used as a setting basis for the mapping relation in the emergency drilling digital twin model.
As shown in fig. 3, as another preferred embodiment of the present application, the step of establishing the emergency drilling digital twin model according to the airport operation data specifically includes:
s401, calling a standard twin model from a model library.
In the embodiment of the present application, the model library is used to store various standard twin models, which may be an emergency drilling model adapted to an airport, or other models, and this embodiment is not specifically limited herein.
And S403, adjusting the structure and parameters of the standard twin model.
In the embodiment of the application, even if the standard twin model has high similarity with the expected model, the problem that the part of structures and parameters are different still exists, so that the structures and parameters need to be adjusted to meet the use requirement.
And S405, importing airport operation data into a standard twin model, and adjusting the mapping relation of the standard twin model to obtain an emergency drilling digital twin model.
In the embodiment of the application, the airport operation data comprise coupling relation and attribute information, particularly, the coupling relation is used for representing the damage propagation relation of equipment and a building in an emergency state, the damage propagation relation between the equipment and the building can be reflected in the actual application, the airport operation data can assist the structure and parameters of a standard twin model to be adjusted, particularly, the mapping relation of the standard twin model can be adjusted, and an emergency drilling digital twin model meeting requirements is obtained.
As shown in fig. 4, as another preferred embodiment of the present application, the step of invoking a standard twin model from a model library specifically includes:
s4011, inputting keyword information, wherein the keyword information is used for representing the expected standard twin model.
In the embodiment of the application, the keyword information is used for expressing the user's desire, and here, the standard twin model desired by the user can be described through the text information, so as to find the standard twin model which is closest to or most conforms to the user's desire.
And S4013, searching the model base according to the keyword information, and sorting the search results in a descending order according to the matching degree.
In the embodiment of the application, the model library is used for storing various standard twin models, and not only can be an emergency drilling model suitable for an airport, but also can be other models, and a standard twin model which best meets the requirements of a user or has a high matching degree with the requirements of the user can be searched out according to the keyword information, and of course, the corresponding standard twin model needs to have a corresponding description label so as to be convenient for calculating the matching degree.
S4015, selecting the standard twin model with the highest matching degree with the keyword information.
In the embodiment of the application, the standard twin model with the highest matching degree with the keyword information, namely, the standard twin model is similar to or has the highest matching degree with the twin model expected or desired by the user, and finally, the speed of establishing the emergency drilling digital twin model is higher because the modification amount or the editing amount is relatively smaller.
As shown in fig. 5, as another preferred embodiment of the present invention, the step of inputting emergency drilling data into the digital twin model for emergency drilling to obtain an emergency drilling result specifically includes:
s601, emergency drilling data are obtained, and the emergency drilling data at least comprise accident occurrence positions, spatial information and time information.
In the embodiment of the present application, the emergency drilling data includes spatial information and time information, because the damaged propagation relationship between the equipment and the building needs to be acquired, the spatial information is necessary, and the time information can represent the propagation time in the damaged propagation relationship chain, so the emergency drilling data in the embodiment of the present application needs to include the spatial information and the time information.
And S603, inputting the emergency drilling data into the emergency drilling digital twin model.
In practical application, the mode of inputting the emergency drilling data can be automatically imported, one or more emergency drilling data can be randomly extracted from a set emergency drilling database, and the emergency drilling database referred to in the embodiment is actually a set of emergency drilling data to be input.
And S605, obtaining the damaged drilling results of the equipment and the building distributed according to time sequence and position.
In practical application of the embodiment of the application, because the emergency drilling data at least includes the accident occurrence location, the spatial information and the time information, according to the spatial location relationship, the coupling relationship and the like between the equipment and the building, the damaged propagation relationship between the equipment and the building can be obtained, and the damaged propagation relationship inevitably includes the start point, the time, the location and the like of the emergency accident, and also includes the influence range and the end point thereof, for example, when a certain equipment is on fire, the fire may not only damage the equipment after a period of time, but also may damage the building at the equipment location and other equipment with the coupling relationship therewith, which is the damaged drilling result expected to be obtained in the embodiment of the application, after the damaged drilling result is obtained, a corresponding countermeasure can be formulated according to the damaged propagation relationship, when the same type of emergency situation occurs subsequently, the method can be used for timely processing according to the countermeasure and cutting off the propagation of emergency accidents.
As another preferred embodiment of the present application, after the step of inputting the emergency drilling data into the emergency drilling digital twin model to obtain the emergency drilling result, the following steps are further performed:
and analyzing the emergency drilling result, and formulating a corresponding emergency scheme according to the obtained equipment and building damage conditions distributed according to the time sequence and the position.
In the embodiment of the application, because the emergency drilling data at least comprises the accident occurrence position, the spatial information and the time information, according to the spatial position relationship, the coupling relationship and the like between the equipment and the building, the damaged propagation relationship between the equipment and the building can be obtained, the damaged propagation relationship inevitably comprises the starting point, the time, the position and the like of the emergency accident, and also comprises the influence range, the terminal point and the like of the emergency accident, so that the accident can be known according to the damaged propagation relationship, the accident can be propagated to a certain position at a certain moment, and when a corresponding emergency scheme is formulated, the accident can be used as a reference to prevent further propagation of the accident.
As another preferred embodiment of the present application, after the step of inputting the emergency drilling data into the emergency drilling digital twin model to obtain the emergency drilling result, the following steps are further performed:
and judging the accuracy of the emergency drilling result, and when the emergency drilling result is judged to be inaccurate, adjusting the structure, the parameters and the mapping relation of the digital twin model of the emergency drilling until the emergency drilling result is judged to be accurate.
When the emergency drilling result is judged to be inaccurate, the structure, the parameters and the mapping relation of the emergency drilling digital twin model are adjusted. Of course, in actual application, the accuracy may be verified in other ways, and the embodiment is not limited in detail herein.
As shown in fig. 6, the embodiment of the present application further provides a digital twin-based airport emergency drilling system, which includes a data acquisition module 100, a model building module 200 and a result output module 300, where the data acquisition module 100 is configured to acquire airport operation data, and the operation data includes positions of various devices and buildings, operation data, signals, coupling relations, and quality information reflecting operation states of the devices and buildings; the model establishing module 200 is used for establishing an emergency drilling digital twin model according to airport operation data; the result output module 300 is configured to input the emergency drilling data into the emergency drilling digital twin model to obtain an emergency drilling result.
In the embodiment of the present application, the device may refer to an elevator, a security inspection device, a sensor device, a ferry vehicle, a power supply device, and the like in an airport, and the building may refer to a waiting hall, a terminal building, and the like, in fact, the device and the building have interdependencies, and the coupling relationship is used to represent a damaged propagation relationship between the device and the building in an emergency state, for example, a damaged propagation relationship between the device and between the device and the building, such as an accident at a certain position of the terminal building, which may affect the device at the position, and after the device has a problem, which may also affect the safety of the building; the purpose of the emergency drilling digital twin model is to analyze disaster propagation (path, time sequence) and the like when an accident occurs, obtain corresponding accident propagation conditions, conveniently perform targeted treatment according to the accident propagation conditions when an actual disaster accident occurs, break off the accident propagation, reduce loss, input emergency drilling data into the emergency drilling digital twin model, perform simulation drilling according to position, range and the like, obtain damaged propagation relations of equipment and a building in an emergency state, and further make a scheme in a targeted manner according to the damaged propagation relations.
As shown in fig. 7, as another preferred embodiment of the present invention, the data acquisition module 100 includes an attribute acquisition unit 101, a calibration unit 102, and an operation data generation unit 103, where the attribute acquisition unit 101 is configured to acquire attribute information of equipment and a building, and the attribute information at least includes location information, operation data, signals, and quality information; the calibration unit 102 is configured to calibrate a coupling relationship between the equipment and the building, where the coupling relationship is used to represent a damaged propagation relationship between the equipment and the building in an emergency state; the operation data generating unit 103 is configured to generate airport operation data according to the coupling relationship and the attribute information.
In the embodiment of the present application, the attribute information uses physical information characterizing the device and the building, such as location information, operation data, signals and quality information, the attribute information may be used as basic data, the coupling relationship is used to characterize a damage propagation relationship between the device and the building in an emergency state, in practical application, the damage propagation between the device and the building may be reflected, for example, damage to a certain part of the building may cause damage to the device at the location, and whether the device is damaged or not may also be determined by the operation data of the device, and when the device is damaged, damage to the building at the location may also be caused.
As shown in fig. 8, as another preferred embodiment of the present invention, the model building module 200 includes a calling unit 201, a rough tuning unit 202, and a fine tuning unit 203, where the calling unit 201 is used to call a standard twin model from a model library; the rough adjusting unit 202 is configured to adjust the structure and parameters of the standard twin model; the fine tuning unit 203 is configured to import airport operation data into the standard twin model, and adjust a mapping relationship of the standard twin model to obtain the emergency drilling digital twin model.
In the embodiment of the application, the model library is used for storing various standard twin models, and not only can be an emergency drilling model suitable for an airport, but also can be other models, and even if the similarity of the standard twin model and an expected model is higher, the problem that partial structures and parameters are different still exists, so that the structure and the parameters of the standard twin model need to be adjusted to meet the use requirement.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (10)
1. A digital twin-based airport emergency drilling method is characterized by comprising the following steps:
acquiring airport operation data, wherein the operation data comprises positions, operation data, signals, coupling relations of all equipment and buildings and quality information reflecting the operation states of the equipment and the buildings;
establishing an emergency drilling digital twin model according to airport operation data;
and inputting the emergency drilling data into the emergency drilling digital twin model to obtain an emergency drilling result.
2. The method for airport emergency drilling based on digital twin according to claim 1, wherein the step of acquiring airport operation data, the operation data including position, operation data, signals, coupling relation of each equipment and building and quality information reflecting the operation state of the equipment and building, comprises:
acquiring attribute information of equipment and a building, wherein the attribute information at least comprises position information, operation data, signals and quality information;
calibrating the coupling relation between the equipment and the building, wherein the coupling relation is used for representing the damaged propagation relation between the equipment and the building in an emergency state;
and generating airport operation data according to the coupling relation and the attribute information.
3. The airport emergency drilling method based on digital twins as claimed in claim 1, wherein the step of establishing an emergency drilling digital twins model according to airport operation data specifically comprises:
calling a standard twin model from a model library;
adjusting the structure and parameters of the standard twin model;
and importing airport operation data into the standard twin model, and adjusting the mapping relation of the standard twin model to obtain the emergency drilling digital twin model.
4. The method for airport emergency drilling based on digital twin according to claim 3, wherein the step of calling the standard twin model from the model library specifically comprises:
inputting keyword information, wherein the keyword information is used for representing a desired standard twin model;
searching the model base according to the keyword information, and arranging the searched results in a descending order according to the matching degree;
and selecting the standard twin model with the highest matching degree with the keyword information.
5. The method for airport emergency drilling based on digital twin according to claim 1, wherein the step of inputting emergency drilling data into an emergency drilling digital twin model to obtain an emergency drilling result specifically comprises:
acquiring emergency drilling data, wherein the emergency drilling data at least comprises accident occurrence positions, spatial information and time information;
inputting the emergency drilling data into an emergency drilling digital twin model;
and obtaining the damaged drilling results of the equipment and the building distributed according to time sequence and position.
6. The method for emergency drilling on airport based on digital twin as claimed in claim 5, wherein the step of inputting emergency drilling data into the digital twin model for emergency drilling to obtain the result of emergency drilling is further followed by the steps of:
and analyzing the emergency drilling result, and formulating a corresponding emergency scheme according to the obtained equipment and building damage conditions distributed according to the time sequence and the position.
7. The method for emergency drilling on airport based on digital twin as claimed in claim 1, wherein the step of inputting emergency drilling data into the digital twin model for emergency drilling to obtain the result of emergency drilling is further followed by the steps of:
and judging the accuracy of the emergency drilling result, and when the emergency drilling result is judged to be inaccurate, adjusting the structure, the parameters and the mapping relation of the digital twin model of the emergency drilling until the emergency drilling result is judged to be accurate.
8. A digital twin-based airport emergency drilling system, comprising:
the system comprises a data acquisition module, a data analysis module and a data processing module, wherein the data acquisition module is used for acquiring airport operation data, and the operation data comprises the positions of all equipment and buildings, operation data, signals, coupling relations and quality information of the operation states of the equipment and the buildings;
the model establishing module is used for establishing an emergency drilling digital twin model according to the airport operation data; and
and the result output module is used for inputting the emergency drilling data into the emergency drilling digital twin model to obtain an emergency drilling result.
9. The system of claim 8, wherein the data acquisition module comprises:
the system comprises an attribute acquisition unit, a quality information acquisition unit and a quality information acquisition unit, wherein the attribute acquisition unit is used for acquiring attribute information of equipment and buildings, and the attribute information at least comprises position information, operation data, signals and quality information;
the calibration unit is used for calibrating the coupling relation between the equipment and the building, and the coupling relation is used for representing the damaged propagation relation between the equipment and the building in an emergency state; and
and the operation data generation unit is used for generating airport operation data according to the coupling relation and the attribute information.
10. The system of claim 8, wherein the model building module comprises:
the calling unit is used for calling the standard twin model from the model library;
the rough adjusting unit is used for adjusting the structure and parameters of the standard twin model;
and the fine tuning unit is used for importing the airport operation data into the standard twin model and adjusting the mapping relation of the standard twin model to obtain the emergency drilling digital twin model.
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| CN114330024A (en) * | 2022-01-18 | 2022-04-12 | 江苏有熊安全科技有限公司 | Digital twin-based fire-fighting drilling method and system |
| CN116977122A (en) * | 2023-07-06 | 2023-10-31 | 双龙软创(深圳)科技有限公司 | Remote automatic monitoring method for dangerous rooms based on digital twin technology |
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