KR102120780B1 - System and method for simulating and analyzing marine accident - Google Patents

Abstract

The present invention relates to a system and a method for simulating and analyzing a marine accident and, more specifically, to a system and a method for simulating and analyzing a marine accident, wherein the system receives and stores data of fact information and estimation related to a marine accident, extracts data based on space-time conditions and format and types of data to process the data to be suitable for reproduction and visualization, generates events that perform a specified function when reproducing the marine accident, selectively combines extracted and processed data and events to generate scenario data, and performs chart-based visualization for the scenario data and processing of events.

Description

System and method for reproducing and analyzing marine accidents{SYSTEM AND METHOD FOR SIMULATING AND ANALYZING MARINE ACCIDENT}

The present invention relates to a marine accident reproducing and analyzing system and a method thereof, in particular, receiving and storing data of marine accident-related fact information and estimation or prediction information, and extracting and reproducing data based on space-time conditions and types and types of data And processing to be suitable for visualization, generating events that perform a specified function when reproducing a marine accident, and selectively combining extracted and processed data and events to generate scenario data, and chart-based visualization and events for scenario data It relates to a marine accident reproduction and analysis system and method for performing the treatment.

In general, it is very important to analyze the rational and reliable cause of marine accidents to prevent recurrence, as marine accidents are accompanied by social/economic/personal losses in the event of occurrence and damages that lead to national disasters.

However, the current process of reproducing and analyzing marine accidents takes a lot of time and resources to reproduce and analyze marine accidents due to the absence of a systematic and scientific system for analyzing marine accidents. In addition, there is a problem in that a significant portion of the marine accident reproducing and analyzing tasks are duplicated such as ship operation information or trajectory estimation and visualization, or the past marine accident analysis technology and data cannot be effectively used.

Publication of Korean Patent Publication No. 2016-0075168 (Name of invention: Human error analysis and simulation evaluation method and system for marine accident analysis)

Therefore, the present invention has been made to solve the problems as described above, and the object of the present invention is to take a small amount of time and resources in reproducing and analyzing marine accidents, as well as to systematically and scientifically identify the causes of marine accidents. It is to provide a reproducing and analyzing system and method.

In order to achieve the above object, a marine accident reproduction and analysis system according to an embodiment of the present invention includes a data input unit configured to input fact information and estimation or prediction information data related to marine accidents; When receiving and storing factual information and estimated or predicted information related to marine accidents from the data input unit, and extracting data based on space-time conditions and types and types of data, processing it to be suitable for reproduction and visualization, and when reproducing marine accidents A data acquisition and scenario generation unit configured to generate events performing a designated function and selectively combine the extracted and processed data with the events to generate scenario data; And a scenario reproduction and cause analysis unit configured to receive scenario data from the data acquisition and scenario generation unit, generate time information for synchronization, and perform chart-based visualization and event processing on the scenario data. do.

The marine accident reproducing and analyzing system according to the embodiment includes: a data storage configured to store and extract the marine accident related fact information data and the estimated or predicted information data; A storage management module configured to input the marine accident related fact information data and the estimated or predicted information data into the data storage and search and search the inputted information; An estimation simulation module configured to generate estimation or prediction information for information that is difficult to collect or missing information; The data stored in the data storage is extracted based on the spatiotemporal conditions, data types and data types, metadata on the extracted data is processed, and the extracted data is processed to be suitable for reproduction and visualization, and the extracted data is combined and necessary data A data pre-processing module configured to generate; A batch process module configured to collectively process repetitively performed tasks or regularizable tasks without a user's intervention by using a script when performing functions in the estimation simulation module and the data preprocessing module; An event management module configured to generate and manage events that cause a specified function to be performed when a specific condition is met when reproducing a marine accident; And a scenario management module configured to generate and manage a scenario by selectively combining data extracted and processed by the data preprocessing module and events generated by the event management module.

In the marine accident reproduction and analysis system according to the above embodiment, the scenario reproduction and cause analysis unit is configured to receive and store and extract scenario data (including a scenario list and scenarios) from the data acquisition and scenario generation unit. Storage; Loads a list of scenarios from the data store to enable users to select and reproduce scenarios, supports simulation start, pause, stop, forward and backward navigation, and double speed control when scenarios are reproduced, and provides time information for synchronization. A simulation control module configured to generate; A chart-based visualization module configured to receive information about a scenario and time information for synchronization from the simulation control module and perform chart-based visualization and event processing on data included in the scenario; A dashboard visualization module configured to receive information about a scenario and time information for synchronization from the simulation control module and visualize data included in the scenario in a control form; A 3D visualization module configured to receive information about a scenario and time information for synchronization from the simulation control module to perform 3D visualization of data included in the scenario and processing of events; And in the visualization of the data included in the scenario by receiving information about the scenario and time information for synchronization from the simulation control module, the diversity of visualization through a method of calling open source software or commercial software with arguments. And a batch process module configured to provide.

In the marine accident reproduction and analysis system according to the above embodiment, the control may include linear and circular gauges, LED text, alarm lamps, and charts.

In the marine accident reproduction and analysis system according to the above embodiment, the dashboard visualization module may be configured to function as a mapping function to designate data to be visualized to the control, and to change properties of the control according to the type of data. have.

In the marine accident reproduction and analysis system according to the above embodiment, the 3D visualization module may be further configured to visualize 3D ports and surrounding terrain and structures, ship objects, and various accident-related information.

In the marine accident reproducing and analyzing system according to the above embodiment, the events may map outputs for one or more of text, images, voices, and videos when a specific time and space condition occurs when reproducing a marine accident. .

In order to achieve the above object, the marine accident reproducing and analyzing method according to another embodiment of the present invention is secured by the data and the scenario generator receives and stores fact information and estimation or prediction information related to the marine accident from the data input unit, and stores space and time. Extracting data based on conditions and types and types of data to generate metadata on the extracted data, and processing the extracted data to be suitable for reproduction and visualization; Generating events for performing the designated function when the data acquisition and scenario generation unit reproduces the marine accident; Generating the scenario data by selectively combining the data obtained and processed by the data acquisition and scenario generation unit and the events; A scenario reproduction and cause analysis unit receiving scenario data from the data acquisition and scenario generation unit and generating time information for synchronization; And performing the chart-based visualization and event processing on the scenario data by the scenario reproduction and cause analysis unit.

According to the marine accident reproducing and analyzing system and method according to the embodiments of the present invention, the marine accident-related fact information data and estimation or prediction information data are received and stored, and the data is stored based on space-time conditions and data type and format. Processed to be suitable for reproducing and visualizing by extracting, generating events that perform a specified function when reproducing a marine accident, selectively combining the extracted and processed data with the events to generate scenario data, and receiving scenario data By generating time information for synchronization and being configured to perform chart-based visualization and event processing on the scenario data, it takes less time and resources to reproduce and analyze marine accidents, and systematically and scientifically grasps the causes of marine accidents. It has the excellent effect of being able to.

1 is a block diagram of a marine accident reproduction and analysis system according to an embodiment of the present invention.
FIG. 2 is a detailed block diagram of the data acquisition and scenario generation unit of FIG. 1.
3 is a detailed block diagram of the scenario reproduction and cause analysis unit of FIG. 1.
4 is a flowchart for explaining a marine accident reproduction and analysis method according to an embodiment of the present invention.
5 is a diagram illustrating an example of mapping between data and controls and changing control attributes in a dashboard visualization module.
FIG. 6 is a diagram illustrating an example in which controls generated by a dashboard visualization module are arranged on top of a chart-based visualization module.

In describing the embodiments of the present invention, when it is determined that the detailed description of the known technology related to the present invention may unnecessarily obscure the subject matter of the present invention, the detailed description will be omitted. In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to a user's or operator's intention or practice. Therefore, the definition should be made based on the contents throughout this specification. The terms used in the detailed description are only for describing the embodiments of the present invention and should not be interpreted limitedly. Unless expressly used otherwise, a singular form includes a plural form. In this description, expressions such as “including” or “equipment” are intended to indicate certain characteristics, numbers, steps, actions, elements, parts or combinations thereof, and one or more other than described. It should not be construed to exclude the existence or possibility of other characteristics, numbers, steps, actions, elements, or parts or combinations thereof.

In each system shown in the figures, elements in some cases may each have the same reference number or different reference numbers, suggesting that elements represented may be different or similar. However, the elements may work with some or all of the systems shown or described herein with different implementations. Various elements shown in the figures may be the same or different. Which is called the first element and which is called the second element is arbitrary.

In this specification, any one component'transmits','transfers' or'provides' data or signals to another component means that any one component directly transmits data or signals to another component, And transmitting data or signals to other components through at least one other component.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

1 is a block diagram of a marine accident reproduction and analysis system according to an embodiment of the present invention, FIG. 2 is a detailed block diagram of the data acquisition and scenario generation unit of FIG. 1, and FIG. 3 is a scenario representation of FIG. 1 and It is a detailed block diagram of the cause analysis unit.

Ocean accident reproduction and analysis system according to an embodiment of the present invention, as shown in Figures 1 to 3, data input unit 100, data acquisition and scenario generation unit 200, and scenario reproduction and cause analysis unit ( 300).

The data input unit 100 serves to input fact information and estimation or prediction information related to an ocean accident into the data acquisition and scenario generation unit 200.

The data acquisition and scenario generation unit 200 receives and stores fact information and estimation or prediction data related to marine accidents from the data input unit 100, and extracts and reproduces data based on space-time conditions and types and types of data. And processing to be suitable for visualization. The data acquisition and scenario generation unit 200 generates events, and serves to generate scenario data by selectively combining the extracted and processed data and events.

The event ensures that the specified function is performed when certain conditions are met when the marine accident is reproduced. Conditions refer to time and space conditions, conditions for system, and object properties. The function means outputting text, images, voice, video, etc. or controlling properties of systems and objects. For example, when a specific time is reached, an event that controls the engine value of the ship object to be “0” may be generated.

Data acquisition and scenario generation unit 200, as shown in Figure 2, data storage 210, storage management module 220, estimation simulation module 230, data pre-processing module 240, batch process module ( 250), an event management module 260, and a scenario management module 270.

The data storage 210 is configured to store and extract ocean accident related fact information data and estimation or prediction information data input from the data input unit 100.

The storage management module 220 serves to input fact information and estimation or prediction information related to marine accidents into the data storage 210 and to search and search the input information.

The estimation simulation module 230 serves to generate estimation or prediction information for information that is difficult to collect or missing.

The data pre-processing module 240 extracts data stored in the data storage 100 based on space-time conditions, data types, and formats, and generates metadata about the extracted data. The meta data tells what the extracted data is, what the space-time range of the object to be extracted is, and if the data is a position, the order is longitude and latitude or latitude and longitude.

The data pre-processing module 240 processes the extracted data to be suitable for reproduction and visualization, and serves to combine the extracted data to generate necessary data. Machining means removing outliers to data, interpolating, applying offsets, normalizing, etc.

The batch process module 250 performs a function that is repeatedly performed or a ruleable task when performing functions in the estimation simulation module 230 and the data pre-processing module 240 by using scripts to collectively process without user intervention. Plays a role. In addition to the basic functions of the marine accident reproduction and analysis system, detailed functions required for the work are secured through a method of calling open source software, commercial software, etc. with arguments.

The event management module 260 generates and manages events that allow a designated function to be performed when a specific condition is met when a marine accident is reproduced.

The scenario management module 270 serves to create and manage scenarios by selectively combining data extracted and processed by the data pre-processing module 240 and events generated by the event management module 260. As an example, a scenario may be generated by combining trajectory data for an accident-related ship object and an event that plays voice communication content at 5 minutes before and after a collision.

The scenario reproduction and cause analysis unit 300 includes a data storage 310, a simulation control module 320, a chart-based visualization module 330, a dashboard visualization module 340, a three-dimensional visualization module 350, and a batch process It includes a module 360.

The data storage 310 serves to receive and store and extract scenario data from the data acquisition and scenario generation unit 200. Scenario data includes a list of scenarios and scenarios.

The simulation control module 320 retrieves a list of scenarios from the data storage 310 so that the user can select and reproduce the scenarios, and when the scenarios are reproduced, start, pause, stop, search for forward and backward directions, and double speed control, etc. Supports and generates time information for synchronization.

The chart-based visualization module 330 receives information about a scenario and time information for synchronization from the simulation control module 320 to perform chart-based visualization and event processing on data included in the scenario. . As an example, the trajectory of the ship object included in the scenario can be displayed on the chart even at the simulation time, and an event in which the engine stops due to an engine failure 10 minutes before the accident can be processed.

The chart-based visualization module 330 is configured to enable radar overlay. The radar overlay provides fixed position radar overlay for ground radar processing and mobile radar overlay for ship radar processing (radar overlay moving along the ship). For radar overlay, it provides detailed options such as setting the center position of the radar image, setting the transparent color of the image, and setting the radar detection range and accumulation between images.

6 shows an example of displaying a trajectory of a ship object on a chart and displaying a video using an event.

The dashboard visualization module 340 receives information about the scenario and time information for synchronization from the simulation control module 320 and visualizes data included in the scenario in a control form. Controls include linear and circular gauges, LED text, alarm lamps, and charts.

The dashboard visualization module 340 functions as a mapping function to designate data to be visualized on the control, and changes properties of the control according to the type of data. Mapping and property-changed controls can be freely placed anywhere on the screen by resizing them to the desired size, and always implemented to be located above the other windows, but do not monopolize control, so that they do not interfere with the use of other windows. The mapping information for the control, the attribute information, the arrangement information, and the like are stored in the data storage 310 and configured to be recalled and used.

5 shows an example of mapping between data and controls and changing control attributes. Here, the control on the left is the appearance of the basic gauge, and the control on the right is data that maps speed data to the control and the appearance of the scale and the display unit is changed accordingly.

The 3D visualization module 350 serves to receive information about the scenario and time information for synchronization from the simulation control module 320 to perform 3D visualization of the data included in the scenario and processing of events.

The 3D visualization module 350 visualizes 3D ports and surrounding terrain, structures, ship objects, and various accident-related information. At this time, the port and surrounding terrain information, depth and obstacle information, etc. are extracted and applied from the electronic chart to compensate for the drawback of taking a lot of time to build a model such as a 3D port and surrounding terrain required for visualization.

The batch process module 360 receives information about the scenario and time information for synchronization from the simulation control module 320 and calls open source software or commercial software with arguments in performing visualization of the data included in the scenario. It serves to provide a variety of visualization through the method.

A method for generating a composite density layer data of a target field using a system for generating a composite density layer data of a target field using a deep neural network according to an embodiment of the present invention configured as described above will be described.

9 is a flowchart for explaining a marine accident reproduction and analysis method using the marine accident reproduction and analysis system according to an embodiment of the present invention, where S is a step (step).

First, the data acquisition and scenario generation unit 200 receives and stores fact information and estimation or prediction information data related to marine accidents from the data input unit 100 (S10), and based on space-time conditions and types and types of data. Meta data for the extracted data is generated by extracting the data, and the extracted data is processed to be suitable for reproduction and visualization (S20).

Subsequently, the data acquisition and scenario generation unit 200 generates events that perform a designated function when a certain condition is met when reproducing a marine accident (S30), and selectively combines the extracted and processed data and events to generate scenario data. It is created (S40).

Thereafter, the scenario reproduction and cause analysis unit 300 receives the scenario data from the data acquisition and scenario generation unit 200, generates time information for synchronization (S50), and provides chart-based visualization and event processing for the scenario data. Perform (S60).

According to the marine accident reproduction and analysis system and method according to an embodiment of the present invention, the marine accident-related fact information data and estimation or prediction information data are received and stored, and data is extracted based on space-time conditions and data types and types. Processing to be suitable for reproducing and visualizing, generating events that perform a specified function when reproducing a marine accident, and selectively combining the extracted and processed data with the events to generate scenario data, and receiving and synchronizing scenario data It is configured to generate time information for and to perform chart-based visualization and event processing on the scenario data, which requires less time and resources in reproducing and analyzing marine accidents, and can systematically and scientifically identify the causes of marine accidents. have.

In the drawings and the specification, an optimal embodiment has been disclosed, and specific terms have been used, but this is only for the purpose of describing the embodiments of the present invention, and is used to limit the meaning or limit the scope of the present invention described in the claims. It is not done. Therefore, those skilled in the art will appreciate that various modifications and other equivalent embodiments are possible. Therefore, the true technical protection scope of the present invention should be determined by the technical spirit of the appended claims.

100: data input
200: data acquisition and scenario generation unit
210: data storage
220: storage management module
230: estimation simulation module
240: data pre-processing module
250: batch processor module
260: event management module
270: scenario management module
300: scenario reproduction and cause analysis
310: data storage
320: simulation control module
330: chart-based visualization module
340: dashboard visualization module
350: 3D visualization module
360: batch process module

Claims (8)

A data input unit 100 configured to input fact information related to marine accidents and estimated or predicted information data;
It receives and stores the fact information and estimation or prediction information data related to marine accidents from the data input unit, extracts the data based on the spatio-temporal conditions and the type and format of the data, and processes it so that the extracted data can be reproduced and visualized. A data acquisition and scenario generation unit 200 configured to generate events performing a designated function when an accident is reproduced, and to selectively generate and combine scenarios with the extracted and processed data; And
It includes; scenario acquisition and cause analysis unit 300 configured to receive scenario data from the data acquisition and scenario generation unit, generate time information for synchronization, and perform chart-based visualization and event processing on the scenario data;
The scenario reproduction and cause analysis unit
A data storage 310 configured to receive and store and extract scenario data (including scenario lists and scenarios) from the data acquisition and scenario generation unit;
Loads a list of scenarios from the data store to enable users to select and reproduce scenarios, supports simulation start, pause, stop, forward and backward navigation, and double speed control when scenarios are reproduced, and provides time information for synchronization. A simulation control module 320 configured to generate;
A chart-based visualization module 330 configured to receive information on a scenario and time information for synchronization from the simulation control module and perform chart-based visualization and event processing on data included in the scenario;
A dashboard visualization module 340 configured to receive information about a scenario and time information for synchronization from the simulation control module and visualize data included in the scenario in a control form;
A 3D visualization module 350 configured to receive information about a scenario and time information for synchronization from the simulation control module to perform 3D visualization of data included in the scenario and processing of events; And
In receiving information on scenarios and time information for synchronization from the simulation control module, providing visualization diversity through a method of calling open source software or commercial software with arguments in performing visualization of data included in scenarios Batch process module 360 configured to; marine accident reproduction and analysis system comprising a.
According to claim 1,
The data acquisition and scenario generation unit
A data storage 210 configured to store and extract the marine accident related fact information data and the estimated or predicted information data;
A storage management module 220 configured to input the marine accident-related fact information data and the estimated or predicted information data into the data storage and to search and search the inputted information;
An estimation simulation module 230 configured to generate estimation or prediction information for information that is difficult to collect or missing information;
Data stored in the data storage is extracted based on space-time conditions, data types, and data formats, metadata is generated for the extracted data, processed to reproduce and visualize the extracted data, and the extracted data is combined to be necessary. A data pre-processing module 240 configured to generate data;
A batch process module 250 configured to collectively process a task that can be repetitively performed or a work that can be regularized using a script without user intervention when performing functions in the estimation simulation module and the data preprocessing module;
An event management module 260 configured to generate and manage events that cause a specified function to be performed when a specific condition is met when a marine accident is reproduced; And
And a scenario management module 270 configured to generate and manage scenarios by selectively combining data extracted and processed by the data pre-processing module and events generated by the event management module.
delete According to claim 1,
The control is
Marine accident reproduction and analysis system including linear and circular gauges, LED text, alarm lamps, and charts.
According to claim 1,
The dashboard visualization module
A marine accident reproduction and analysis system configured to map data to designate data to be visualized on the control and change properties of the control according to the type of data.
According to claim 1,
The 3D visualization module
A marine accident reproduction and analysis system that is additionally configured to visualize 3D ports and surrounding terrain, structures, ship objects, and various accident-related information.
According to claim 1,
The event is a marine accident reproduction and analysis system that maps the output of one or more of text, images, voices, and videos when a certain time and space conditions are met when a marine accident is reproduced.
A marine accident reproduction and analysis method using the marine accident reproduction and analysis system according to claim 1,
The data acquisition and scenario generation unit 200 receives and stores fact information related to marine accidents and estimation or prediction information data from the data input unit 100, extracts data based on space-time conditions and data types and types, and extracts the data. Generating metadata on the extracted data, and processing the extracted data so that it can be reproduced and visualized;
Generating events for performing the designated function when the data acquisition and scenario generation unit 200 reproduces a marine accident;
The data securing and scenario generating unit 200 selectively combining the extracted and processed data with the events to generate scenario data;
A scenario reproduction and cause analysis unit 300 receiving scenario data from the data acquisition and scenario generation unit 200 and generating time information for synchronization; And
The scenario reproduction and cause analysis unit 300 performing a chart-based visualization and event processing for the scenario data; Marine accident reproduction and analysis method comprising a.

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