CN101950497A - Earthquake disaster site evaluation virtual simulation training system - Google Patents
Earthquake disaster site evaluation virtual simulation training system Download PDFInfo
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- CN101950497A CN101950497A CN2010102999430A CN201010299943A CN101950497A CN 101950497 A CN101950497 A CN 101950497A CN 2010102999430 A CN2010102999430 A CN 2010102999430A CN 201010299943 A CN201010299943 A CN 201010299943A CN 101950497 A CN101950497 A CN 101950497A
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Abstract
The invention relates to an earthquake disaster site evaluation virtual simulation training system, comprising a data layer, an interface layer, a functional layer and an application layer; wherein the data layer is used for storing and managing bottom data; the interface layer is used for providing a bottom data read-write access interface and a device access interface; the functional layer is used for providing various functional modules for the system; and the application layer is used for scenario generation, scenario edition, data management and virtual disaster site display. The invention has the beneficial effects that: three-dimensional virtual simulation earthquake disaster scene visualization method applies virtual reality technology to three-dimensional graph modelling and management of monomer house earthquake damage module calling mechanism, so as to complete construction of virtual disaster site, and house damage condition and disaster area influence in real earthquake disaster site is mainly simulated.
Description
Technical field
The present invention relates to a kind of earthquake field disaster assessment virtual emulation training system.
Background technology
Characteristics such as sudden, difficult prediction that earthquake disaster has, scope is wide, loss is big.After the ruinous earthquake disaster takes place, government need dispose immediately and carry out a series of mitigation action and measures such as comprising emergency relief, emergency repair, victims of the disaster's arrangement, restoration and reconstruction, the prerequisite of these measures and action with regard to needs can carry out fast this earthquake disaster, system, objectively loss assessment.Calamity is evaluated somebody's work and is made to have the very strong characteristics of putting into practice, and the team member is giveed training especially will consider situation under battle conditions, and tempering troop certainly in the actual calamity of earthquake field is commented is best choice, but often is difficult to take into account the thing that training back preparedness is commented the team member under the emergency circumstance.
Although national standard " GB/T 18208.4-2004 earthquake field work the 4th part: disaster direct loss assessment " is issued, but because the earthquake disaster incident is a small probability event for an area, China partly earthquake calamity comments the present situation of personnel's smell of powder shortage to be difficult to change, and is badly in need of a cover earthquake field disaster assessment virtual emulation training system.How to utilize virtual reality, simulation modeling, visualization technology set up the different earthquake scale and relatively science, virtual earthquake disaster site environment true to nature be the urgent key technical problems that solve of needs, be necessary to provide a cover earthquake field disaster assessment virtual emulation training system and a method.
Summary of the invention
The purpose of this invention is to provide a kind of reworked earthquake field disaster assessment virtual emulation training system, have that virtual earthquake scene is true to nature, training and deduce that model is reliable, simple to operate, practical, vision postpones to accept and to be convenient to expansion and safeguard, to overcome present prior art above shortcomings.
The objective of the invention is to be achieved through the following technical solutions:
A kind of earthquake field disaster assessment virtual emulation training system comprises data Layer, interface layer, functional layer and application layer; Described data Layer is used for the memory management functions of bottom data, comprises terrain data module, ruins data module, parts data module, special efficacy data module, prefers data module; Described interface layer is used for read and write access interface and equipment access interface function to bottom data, comprises data access interface and equipment access interface, and Data access module is connected with each module of data Layer respectively; Described functional layer, be used to system that various functional modules are provided, comprise contextual data administration module, data rendering module, data-optimized and administration module, dynamics calculation module, LOD computing module, task processing module and message resolution module, task processing module and message resolution module are connected with the equipment access interface of interface layer; Described application layer, be used to prefer generation, prefer editor, data management and virtual calamity field show, comprise prefer generation module, prefer editor module, data management module and scene display module, the scene display module respectively with the data rendering module of functional layer, data-optimizedly be connected with administration module, dynamics calculation module, LOD computing module, prefer generation module, prefer editor module and be connected with the contextual data administration module of functional layer with data management module.
The implementation method of above-mentioned earthquake field disaster assessment virtual emulation training system may further comprise the steps:
1) from a large amount of earthquake pictures, extracts the Typical Seismic Damage feature of all kinds of engineering structures and carry out the Photoshop graphics process, set up Typical Seismic Damage feature pattern storehouse by each module in the data Layer; Use the three-dimensional earthquake realistic model that outside modeling software 3DSMax sets up the destruction grade of multi-layer brick house, framed structure, brick (soil) timber structure, for earthquake calamity field, ground realistic model provides the main body that drives;
2), finish the space distribution simulation of earthquake effect field by each module definition earthquake disaster model of place of functional layer; Utilize the vulnerability of structure analytical model to finish spatial placement to the different earthquake degree realistic models of engineering structure in the Different Effects field;
3) the contextual data administration module of functional layer is set up graphics edition and operation monitoring function, copy to all kinds of realistic models is provided, operation such as moves, delete and update, and polytype observing pattern and operation monitoring function are set, under monitored state, can simulate the process of assessment seismic damage loss;
4) virtual calamity field demonstration finally returns to the user by the scene display module of application layer.
Beneficial effect of the present invention is: by the analysis to the on-the-spot loss of earthquake disaster assessment technology staff training demand, principle in line with " emphasizing on the function practical; technology realizes rationally ", system takes into full account on-the-spot contingent many situations of earthquake disaster and problem, edit a large amount of situation incident and module library, provide abundant as far as possible training medium and environment to the user; Three-dimensional emulation earthquake disaster scene visual method is the utilization virtual reality technology by to the modeling of three-dimensional picture and monomer house earthquake module invokes mechanism management is finished the field construction of virtual calamity, main simulates real on the spot in the earthquake calamity evil scene house destroy situation and disaster area influence.This system has that virtual earthquake scene is true to nature, training and deduce that module is reliable, simple to operate, practical, vision postpones to accept and to be convenient to characteristics such as expansion and maintenance.
Description of drawings
With reference to the accompanying drawings the present invention is described in further detail below.
Fig. 1 is the structured flowchart of the described earthquake field disaster assessment of embodiment of the invention virtual emulation training system.
Among the figure:
1, data Layer; 2, interface layer; 3, functional layer; 4, application layer; 5, terrain data module; 6, ruins data module; 7, parts data module; 8, special efficacy data module; 9, prefer data module; 10, data access interface; 11, equipment access interface; 12, contextual data administration module; 13, data rendering module; 14, data-optimized and administration module; 15, dynamics calculation module; 16, LOD computing module; 17, task processing module; 18, message resolution module; 19, prefer generation module; 20, prefer editor module; 21, data management module; 22, scene display module; 23, keyboard; 24, mouse.
Embodiment
As shown in Figure 1, the described a kind of earthquake field disaster assessment virtual emulation training system of the embodiment of the invention comprises data Layer 1, interface layer 2, functional layer 3 and application layer 4; Described data Layer 1 is used for the memory management functions of bottom data, comprises terrain data module 5, ruins data module 6, parts data module 7, special efficacy data module 8, prefers data module 9; Described interface layer 2 is used for the read and write access interface of bottom data and equipment access interface function are comprised data access interface 10 and equipment access interface 11 that Data access module 10 is connected with each module of data Layer 1 respectively; Described functional layer 3 is used to system that various functional modules are provided, comprise contextual data administration module 12, data rendering module 13, data-optimized and administration module 14, dynamics calculation module 15, LOD computing module 16, task processing module 17 and message resolution module 18, task processing module 17 and message resolution module 18 are connected with the equipment access interface 11 of interface layer 2; Described application layer 4 is used to prefer generation, prefers editor, data management and virtual calamity field show, comprise prefer generation module 19, prefer editor module 20, data management module 21 and scene display module 22, scene display module 22 respectively with the data rendering module 13 of functional layer 3, data-optimizedly be connected with administration module 14, dynamics calculation module 15, LOD computing module 16, prefer generation module 19, prefer editor module 20 and be connected with the contextual data administration module 12 of functional layer 3 with data management module 21.Described equipment access interface 11 is connected with terminal, by keyboard 23 and mouse 24 input corresponding informations.
The implementation method of above-mentioned earthquake field disaster assessment virtual emulation training system may further comprise the steps:
1) from a large amount of earthquake pictures, extracts the Typical Seismic Damage feature of all kinds of engineering structures and carry out the Photoshop graphics process, set up Typical Seismic Damage feature pattern storehouse by each module in the data Layer; Use the three-dimensional earthquake realistic model that outside modeling software 3DSMax sets up the destruction grade of multi-layer brick house, framed structure, brick or civil structure, for earthquake calamity field, ground realistic model provides the main body that drives;
2), finish the space distribution simulation of earthquake effect field by each module definition earthquake disaster model of place of functional layer; Utilize the vulnerability of structure analytical model to finish spatial placement to the different earthquake degree realistic models of engineering structure in the Different Effects field;
3) the contextual data administration module of functional layer is set up graphics edition and operation monitoring function, copy to all kinds of realistic models is provided, operation such as moves, delete and update, and polytype observing pattern and operation monitoring function are set, under monitored state, can simulate the process of assessment seismic damage loss;
4) virtual calamity field demonstration finally returns to the user by the scene display module of application layer.
Its theoretical foundation of earthquake field appraisal procedure is statistical principle, by sample survey, draws the earthquake assessment result of sample, and the loss result with sample is extrapolated to whole earthquake-stricken area again, and then obtains the loss result of the whole earthquake zone of influence.House loss evaluation model in the direct loss assessment:
In the formula:
---the house destroys direct economic loss;
Be the quantity of dividing the assessment subarea during a calamity is commented;
Be the quantity of classification of buildings in the assessment district;
Be that the house destroys grade, be divided into intact substantially, slight damage, moderate damage, havoc and 5 grades of breaking-up usually, intact substantially to countryside simple houses such as adobe houses, destroy, damage Three Estate in order to simplify;
---the
The assessment subarea
Class house gross building area;
---the
The assessment subarea
The class house
Plant the destruction ratio that destroys grade;
---the
The assessment subarea
The class house
Plant the loss ratio that destroys grade;
---the
The assessment subarea
Class house replacement unit price.
In system of the present invention, visual is a requisite part of system.The realization of three-dimensional earthquake disaster scene visual is that the utilization virtual reality technology is finished the field construction of virtual calamity by managing to the modeling of three-dimensional picture and to monomer house earthquake model call-by mechanism, the main simulates real of native system on the spot in the earthquake calamity evil scene house destroy situation and disaster area influence.
Earthquake calamity field, ground is meant the natural regionalization scope that is subjected to the direct destroying infection of earthquake, and it tentatively recovers this time section of function before the calamity across system is disaster-stricken to system.Therefore, earthquake calamity field, ground should be the big system of a complexity, in fact comprised in shake back one period, all earthquake effects in the zone of entirely seismic wave and destruction, complexity like this, huge system studied to cause data explosion, model is the abstract and simplified characterization of prototype, and modeling itself is a lasting endless active set, controls and stipulated the fine degree of modeling direction and model.Earthquake disaster scene simulation model provide relatively objective, real shake back building construction collapse state and space distribution thereof for system.The earthquake disaster model of place is not complicated calamity field notion, but destroys based on the performance building construction, the virtual emulation calamity field environment earthquake calamity evil simulated scenario of the map system generation that suitably secondary disaster, weather conditions, topography and geomorphology is coupled.Model solves the problem of three aspects, the one, the distribution of earthquake effect field; The 2nd, the embodiment of the different earthquake degree of building structure in the Different Effects field; The 3rd, can operate and process destroying the individual model in house.
The characteristic of prototype has determined the essential characteristic of model and the mode of modeling, the research and the foundation of house earthquake three-dimensional simulation model, require model and prototype aspect earthquake damage characteristics, to keep consistency, therefore, testing earthquake damage characteristics and empirical law that method such as analysis sums up by all previous macroseism seimic disaster census that took place and structural vibration bench teat in the past, is the main priori of describing the realistic model characteristic.The house earthquake performance that can find different types of structure at earthquake field is also different, but the earthquake of several times earthquake field is summarized, and then the house of every kind of structure type can sum up typical earthquake damage characteristics or earthquake phenomenon, and similar each other.Therefore, it is reliably that the Typical Seismic Damage feature of the different types of structure that utilization sums up is carried out modeling, can objectively respond out house earthquake state.Set up monomer house earthquake simulation model library, the model prototype derives from the data of true earthquake field, and the model of each foundation is described in detail: (1) building title; (2) the building age; (3) structure type; (4) field conditions; (5) use present situation; (6) damaged state (slight damage, moderate damage, havoc and breaking-up); (7) design drawing; (8) model ID; (9) examination question and the related ID that goes out at model.Damaged state, structure type, ID that model bank is removed model number be necessary attribute, and other is preferably complete.
Claims (2)
1. an earthquake field disaster assessment virtual emulation training system comprises data Layer (1), interface layer (2), functional layer (3) and application layer (4); It is characterized in that:
Described data Layer (1) is used for the memory management functions of bottom data, comprises terrain data module (5), ruins data module (6), parts data module (7), special efficacy data module (8), prefers data module (9);
Described interface layer (2) is used for the read and write access interface of bottom data and equipment access interface function, comprises data access interface (10) and equipment access interface (11), and Data access module (10) is connected with each module of data Layer (1) respectively;
Described functional layer (3) is used to system that various functional modules are provided, comprise contextual data administration module (12), data rendering module (13), data-optimized and administration module (14), dynamics calculation module (15), LOD computing module (16), task processing module (17) and message resolution module (18), task processing module (17) and message resolution module (18) are connected with the equipment access interface (11) of interface layer (2);
Described application layer (4) is used to prefer generation, prefer editor, data management and virtual calamity field show, comprise and prefer generation module (19), prefer editor module (20), data management module (21) and scene display module (22), scene display module (22) respectively with the data rendering module (13) of functional layer (3), data-optimized and administration module (14), dynamics calculation module (15), LOD computing module (16) connects, and prefers generation module (19), preferring editor module (20) is connected with the contextual data administration module (12) of functional layer (3) with data management module (21).
2. the implementation method of the described earthquake field disaster assessment of a claim 1 virtual emulation training system may further comprise the steps:
1) from a large amount of earthquake pictures, extracts the Typical Seismic Damage feature of all kinds of engineering structures and carry out the Photoshop graphics process, set up Typical Seismic Damage feature pattern storehouse by each module in the data Layer; Use the three-dimensional earthquake realistic model that outside modeling software 3DSMax sets up the destruction grade of multi-layer brick house, framed structure, brick or civil structure, for earthquake calamity field, ground realistic model provides the main body that drives;
2), finish the space distribution simulation of earthquake effect field by each module definition earthquake disaster model of place of functional layer; Utilize the vulnerability of structure analytical model to finish spatial placement to the different earthquake degree realistic models of engineering structure in the Different Effects field;
3) the contextual data administration module of functional layer is set up graphics edition and operation monitoring function, copy to all kinds of realistic models is provided, operation such as moves, delete and update, and polytype observing pattern and operation monitoring function are set, under monitored state, can simulate the process of assessment seismic damage loss;
4) virtual calamity field demonstration finally returns to the user by the scene display module of application layer.
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102496317A (en) * | 2011-12-10 | 2012-06-13 | 兰州元创机电科技有限公司 | Automatic control simulation system used for land search and rescue training |
| CN103093663A (en) * | 2013-02-24 | 2013-05-08 | 天生桥二级水力发电有限公司 | Hydropower station three-dimensional precise modeling and visualization simulation training system and implementation method thereof |
| CN104268164A (en) * | 2014-09-09 | 2015-01-07 | 四川九洲电器集团有限责任公司 | Earthquake emergency processing method and system |
| CN104463747A (en) * | 2014-12-26 | 2015-03-25 | 北京永信至诚科技有限公司 | Information safety simulation training method and system |
| CN107170320A (en) * | 2017-06-09 | 2017-09-15 | 江苏汇环环保科技有限公司 | Environmental emergency simulative training system based on VR technologies |
| CN109447460A (en) * | 2018-10-26 | 2019-03-08 | 重庆大学 | A kind of earthquake effect building construction vulnerability assessment method based on data mining |
| CN109492061A (en) * | 2018-09-29 | 2019-03-19 | 武汉达梦数据库有限公司 | A kind of novel mass presdiction and disaster prevention test database generation method and apparatus |
| CN110533980A (en) * | 2019-08-20 | 2019-12-03 | 广西科技大学 | A kind of earthquake disaster virtual emulation assessment teaching method |
| CN113836749A (en) * | 2021-10-26 | 2021-12-24 | 新兴际华科技发展有限公司 | Earthquake rescue virtual drilling system |
| CN115114802A (en) * | 2022-07-18 | 2022-09-27 | 应急管理部国家自然灾害防治研究院 | Earthquake disaster deduction method and system based on virtual reality |
| CN113836749B (en) * | 2021-10-26 | 2024-04-05 | 新兴际华科技发展有限公司 | Earthquake rescue virtual exercise system |
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| CN104881727A (en) * | 2015-01-13 | 2015-09-02 | 北京师范大学 | Crop disaster situation loss assessment method based on remote-sensing sampling |
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Cited By (15)
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| CN102496317A (en) * | 2011-12-10 | 2012-06-13 | 兰州元创机电科技有限公司 | Automatic control simulation system used for land search and rescue training |
| CN102496317B (en) * | 2011-12-10 | 2014-08-06 | 兰州元创机电科技有限公司 | Automatic control simulation system used for land search and rescue training |
| CN103093663A (en) * | 2013-02-24 | 2013-05-08 | 天生桥二级水力发电有限公司 | Hydropower station three-dimensional precise modeling and visualization simulation training system and implementation method thereof |
| CN103093663B (en) * | 2013-02-24 | 2014-09-24 | 天生桥二级水力发电有限公司 | Hydropower station three-dimensional precise modeling and visualization simulation training system and implementation method thereof |
| CN104268164A (en) * | 2014-09-09 | 2015-01-07 | 四川九洲电器集团有限责任公司 | Earthquake emergency processing method and system |
| CN104463747A (en) * | 2014-12-26 | 2015-03-25 | 北京永信至诚科技有限公司 | Information safety simulation training method and system |
| CN107170320A (en) * | 2017-06-09 | 2017-09-15 | 江苏汇环环保科技有限公司 | Environmental emergency simulative training system based on VR technologies |
| CN109492061A (en) * | 2018-09-29 | 2019-03-19 | 武汉达梦数据库有限公司 | A kind of novel mass presdiction and disaster prevention test database generation method and apparatus |
| CN109492061B (en) * | 2018-09-29 | 2020-09-08 | 武汉达梦数据库有限公司 | Novel group-testing group defense question bank generation method and device |
| CN109447460A (en) * | 2018-10-26 | 2019-03-08 | 重庆大学 | A kind of earthquake effect building construction vulnerability assessment method based on data mining |
| CN110533980A (en) * | 2019-08-20 | 2019-12-03 | 广西科技大学 | A kind of earthquake disaster virtual emulation assessment teaching method |
| CN113836749A (en) * | 2021-10-26 | 2021-12-24 | 新兴际华科技发展有限公司 | Earthquake rescue virtual drilling system |
| CN113836749B (en) * | 2021-10-26 | 2024-04-05 | 新兴际华科技发展有限公司 | Earthquake rescue virtual exercise system |
| CN115114802A (en) * | 2022-07-18 | 2022-09-27 | 应急管理部国家自然灾害防治研究院 | Earthquake disaster deduction method and system based on virtual reality |
| CN115114802B (en) * | 2022-07-18 | 2023-09-12 | 应急管理部国家自然灾害防治研究院 | Earthquake disaster deduction method and system based on virtual reality |
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