CN110930795A - 9D space capsule incident action simulation system based on VR technique - Google Patents
9D space capsule incident action simulation system based on VR technique Download PDFInfo
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- CN110930795A CN110930795A CN201811523368.0A CN201811523368A CN110930795A CN 110930795 A CN110930795 A CN 110930795A CN 201811523368 A CN201811523368 A CN 201811523368A CN 110930795 A CN110930795 A CN 110930795A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
Abstract
The invention relates to the technical field of VR (virtual reality), in particular to a VR technology-based 9D space capsule safety accident action simulation system which comprises a VR software module and a VR hardware module, wherein the VR software module comprises a VR accident scene mode, a VR lens control module, an electric cylinder action module, a network communication basic module and a main console program module, and the VR hardware module comprises a VR display helmet, D9 space capsule equipment, a client PC (personal computer) and a main console. According to the invention, through deep analysis of the building safety accident, the relevant action attribute is abstracted, the electric cylinder in the 9D space capsule is controlled by the lens action in unity 3D and the relevant action library module, and through various devices of the 9D space capsule and the action of a program, the series of actions when a certain accident occurs are better simulated, so that the real feeling is given to people, the understanding of the damage to the accident is deepened, the prevention consciousness of the real accident is improved, and the occurrence of the safety accident is effectively reduced.
Description
Technical Field
The invention relates to the technical field of VR (virtual reality), in particular to a 9D space capsule safety accident action simulation system based on VR technology.
Background
Many building safety experience VR software and many 9D safety space cabin software exist in the market, but most VR experience software is too monotonous in simulating accident scenarios, the simulation of virtual scenes for simulating real accidents is limited, only one aspect of an accident is simulated, actions generated by the accident are simulated monotonously, and the virtual scene simulation software does not have multi-level stereoscopic feeling, so that people have poor experience and impression on safety accidents. In view of the above, we provide a 9D space capsule safety accident action simulation system based on VR technology.
Disclosure of Invention
The invention aims to provide a 9D space capsule safety accident action simulation system based on VR technology, which aims to solve the problems of poor effect and poor impression of the existing 9D space capsule in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the 9D space capsule safety accident action simulation system based on VR technology comprises a VR software module and a VR hardware module, wherein the VR software module comprises a VR accident scene mode, a VR lens control module, an electric cylinder action module, a network communication basic module and a main console program module;
the VR accident scene mode comprises VR scene construction and engine compiling, when the VR lens control module is used for controlling a specific accident, the action of the VR lens comprises lens overturning, lens shaking or lens lengthening, the electric cylinder action module carries out lifting, tilting or shaking actions on the electric cylinder through a control command, the network communication basic module is used for being in charge of UDP message communication and message command processing of the main control console on space capsule hardware, and the main control console program module is installed on the main control console and used for controlling the selective operation of the VR accident scene of the client PC.
As a preferred scheme of the present invention, the VR scene construction and engine writing method includes the following steps:
s1: product planning personnel compile script scenarios of VR scenes according to the building safety accident cases and compile series action scripts of each accident occurrence;
s2: after the action script passes screening and examination, 3D model designers carry out modeling on a 3D scene according to the script scenario and make 3D animation;
s3: and making the special effect when the accident happens by special-effect personnel.
As a preferable scheme of the invention, the building safety accident cases comprise safety scenes of cave entrance falling, high-altitude object striking, field first aid, foundation pit collapse and tunnel mud outburst and water inrush.
As a preferred scheme of the invention, the VR hardware module comprises a VR display helmet, 9D space capsule equipment, a client PC and a main console;
the VR display helmet is provided with two, is used for the image output of virtual accident scene, and image resolution is 1920 1080, and picture response time is less than 1 ms.
As a preferable scheme of the invention, the 9D capsule device is of a half-open hollow structure, a seat is installed inside the 9D capsule device, the VR display helmet is placed on the seat, operation keys are symmetrically installed on inner walls of bottoms of two sides of the 9D capsule device, an air injection device is installed on the top of a leaning seat of the seat, sound box devices are symmetrically installed on inner walls of tops of two sides of the 9D capsule device, a vibration device and an electric cylinder device are installed on an inner back and a bottom of the 9D capsule device, and a leg sweeping device is connected to the bottom of the 9D capsule device.
In a preferred embodiment of the present invention, three cylinders are installed inside the electric cylinder device, and can perform lifting, tilting, or shaking motions, and the lifting and tilting angles of each electric cylinder are controlled by different commands, so as to be used for various motions of VR simulated accident scenes.
As a preferable scheme of the invention, the client PC is provided with two sets, and each set is provided with VR virtual scene software and a related driver of a VR helmet, and is installed in a space below two seats of a 9D space capsule.
As a preferred scheme of the present invention, the main console is provided with a display screen, a mouse and a keyboard, the main console controls the start of a program built in the client PC, and the operation of automatically operating each accident scene or manually selecting a related accident scene is controlled by the main console.
As a preferred scheme of the present invention, the network communication base module controls an operation mode of a VR accident scene of the client PC by using a UDP protocol, including an automatic operation scene or a manual selection operation scene.
As a preferable scheme of the invention, the external form of the leg-sweeping device is two hoses, the action behavior of branch stumbling or rope whipping when an accident occurs is simulated, and the starting mode is to invoke the action control module to transmit an instruction.
Compared with the prior art, the invention has the beneficial effects that:
the VR technology-based 9D space capsule safety accident motion simulation system abstracts out relevant motion attributes through deep analysis of building safety accidents, simulates actions of slow walking, slight shaking, violent forward tilting, rapid descending and the like in reality through lens motion in unity 3D and control of an electric cylinder in a 9D space capsule by combining with a relevant motion library module, designs motion scripts of various accidents through deep analysis of various building safety accidents, develops and designs a plurality of series of motions according to the motion scripts, and the series of motions form a motion library of the system, better simulates the series of motions when a certain accident occurs through various devices of the 9D space capsule by combining with the motions of a program, gives real feeling to people, deepens understanding of damage of the accident, and improves precautionary consciousness of the real accident, effectively reducing the occurrence of safety accidents.
Drawings
FIG. 1 is a schematic diagram of a VR software module according to the present invention;
FIG. 2 is a schematic diagram of a VR hardware module according to the present invention;
FIG. 3 is a schematic perspective view of the 9D space capsule apparatus of the present invention;
FIG. 4 is a schematic flow chart of the present invention;
FIG. 5 is a schematic structural diagram of a console according to the present invention.
In the figure: 1. a VR software module; 11. VR Accident scene mode; 12. a VR lens control module; 13. an electric cylinder action module; 14. a network communication infrastructure module; 15. a main console program module; 2. a VR hardware module; 21. a VR display helmet; 22. 9D space capsule equipment; 221. a seat; 222. operating a key; 223. an air injection device; 224. an electric cylinder device; 225. a vibration device; 226. leg-sweeping equipment; 227. a speaker device; 23. a client PC; 24. a main console; 241. a display screen; 242. a mouse; 243. a keyboard.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Referring to fig. 1-5, the present invention provides the following technical solutions:
a 9D space capsule safety accident action simulation system based on VR technology, as shown in FIG. 1, comprises a VR software module 1 and a VR hardware module 2, wherein the VR software module 1 comprises a VR accident scene mode 11, a VR lens control module 12, an electric cylinder action module 13, a network communication basic module 14 and a main console program module 15;
the VR accident scene mode 11 comprises VR scene construction and engine compiling, when a VR lens control module 12 is used for controlling a specific accident, the action of a VR lens comprises lens overturning, lens shaking or lens lengthening, an electric cylinder action module 13 carries out lifting, tilting or shaking actions on an electric cylinder through a control command, a network communication basic module 14 is used for being in charge of UDP message communication and message command processing of a main control console on space capsule hardware, and a main control console program module 15 is installed on a main control console 24 and used for controlling the selective operation of the VR accident scene of a client PC 23.
It is worth to be noted that the VR scene construction and engine writing method includes the following steps:
s1: product planning personnel compile script scenarios of VR scenes according to the building safety accident cases and compile series action scripts of each accident occurrence;
s2: after the action script passes screening and examination, 3D model designers carry out modeling on a 3D scene according to the script scenario and make 3D animation;
s3: and making the special effect when the accident happens by special-effect personnel.
Further, the construction safety accident case comprises more than 40 safety scenes such as cave entrance falling, high-altitude object striking, field emergency treatment, foundation pit collapse, tunnel mud outburst and water inrush, the 3D modeling project is to construct corresponding 3D virtual scenes and objects through corresponding scripts, to manufacture related 3D animations, and special effect personnel to manufacture special effects such as sparks, currents and the like appearing when the simulation accident occurs. The VR accident scene mode 11 is the basis of the present system, and includes the respective resource materials, such as sound and lens, when an accident occurs.
Specifically, the VR lens control module 12 is configured to control a motion mode and a display mode of a built-in camera in Unity 3D, and if a telephoto effect is to be expressed, the control module invokes a telephoto control method to make the VR camera exhibit a telephoto effect, and if a person falls from high altitude, the control module invokes a lens control method in which a lens falls sharply to realize a falling experience effect; if the blood splash lens effect is needed, the blood splash control script is called to realize the corresponding lens effect.
In addition, the electric cylinder action module 13 simulates various action special effects in an accident scene by controlling the lifting and the inclination angles of three electric cylinders in the VR9D space capsule, so as to achieve the effect of shocking and experiencing the accident;
further, the electric cylinder action control parameter aspect includes the following operations:
(1) if three electric cylinders are lifted, the control module transmits three groups of commands of 00FF03, 01FF03 and 02FF03 to the electric cylinders;
(2) if the three electric cylinders are to be recovered, three groups of commands of '00 FF 01', '01 FF 01' and '02 FF 01' are transmitted;
(3) if the support plate is simulated to shake violently, the violent shaking is realized by controlling three groups of data commands of (00 FF 00), (01 FF 01), (02 FF 02), (00 FF 02), (01 FF 01), (02 FF 01) and (00 FF 00), (01 FF 03), (02 FF 00);
(4) if the electric cylinder acts smoothly and continuously, the control function module needs to call EggChairAction1(int Beginpos, int float to, int n, string Dict, float t) and EggChairAction2(int Beginpos, int float to, int n, string Dict, float t) and EggChairAction3(int Beginpos, intfloat to, int n, string Dict, float t), wherein the function parameter lists respectively represent control cylinder No. 0, cylinder No. 1 and cylinder No. 2, the parameters to be transmitted are the initial height of the electric cylinder, the descending height of the electric cylinder, n represents the number of times of transmission, Dict represents which cylinder is, and t represents how long time transmission is once; by calling the function, a relatively smooth single coherent action can be realized.
In addition, as shown in fig. 2, the VR hardware module 2 includes a VR display helmet 21, a 9D capsule device 22, a client PC 23, and a main console 24;
the VR display helmet 21 is provided with two virtual accident scene image outputs, the image resolution is 1920 × 1080, and the image response time is less than 1 ms.
As shown in fig. 3, the 9D capsule device 22 is a half-open hollow structure, and has an appearance like a capsule structure, a seat 221 is installed inside the 9D capsule device 22, the VR display helmet 21 is placed on the seat 221, operation buttons 222 are symmetrically installed on inner walls of bottom portions of two sides of the 9D capsule device 22, an air injection device 223 is installed on a top portion of the seat 221, sound box devices 227 are symmetrically installed on inner walls of top portions of two sides of the 9D capsule device 22, a vibration device 225 and an electric cylinder device 224 are installed on an inner back portion and a bottom portion of the 9D capsule device 22, and a leg-sweeping device 226 is connected to the bottom portion of the 9D capsule device 22.
Furthermore, two seats 221 are provided, so that examiners can sit to perform VR accident experience; the vibration equipment 225 can vibrate the rear part and the bottom of the space capsule to simulate the ground or wall vibration effect caused by an accident, and the starting mode is to call an action control module to transmit a command '040004'; the air injection device 223 is provided with two small holes which can spray air from the seat 221 of the space capsule to simulate action situations such as wind blowing in an accident scene or ear wind in a falling process, and the starting mode is to call an action control module to transmit an instruction of 040008; the leg-sweeping device 226 is in the form of two small hoses, and simulates the action of branch stumbling or rope whipping when an accident occurs, and the starting mode is to call the action control module to transmit an instruction '040001'.
Specifically, the three cylinders are arranged inside the electric cylinder device 224 and can perform lifting, inclining or shaking actions, and the lifting and the inclining of each electric cylinder are controlled through different instructions and are used for various actions of VR simulation accident scenes.
It should be noted that there are two client PCs 23, and each of the two clients is installed with VR virtual scene software and a driver related to a VR helmet, and installed in a space below two seats of a 9D space capsule.
As shown in fig. 5, a display screen 241, a mouse 242 and a keyboard 243 are installed on the main console 24, the main console 24 controls the start of a built-in program in the client PC 23, the operation of automatically operating each accident scene or manually selecting a related accident scene is controlled by the main console 24, and mainly controls the operation mode of the client VR scenes of the two client PCs 23 in the 9D space capsule device, the related VR accident scenes can be manually selected in a main interface program in the main console 24, the client enters a specific scene after a specific scene is manually selected, or an automatic operation scene can be selected, after selection, the client VR scene software enters an automatic operation mode, and after the experience of each accident scene is completed, the client VR scene software automatically enters the next scene until all accident scenes are traversed and operated.
Further, the network communication infrastructure module 14 controls the operation mode of the VR accident scenario of the client PC 23 by using the UDP protocol, which includes an automatic operation scenario or a manual operation scenario selection.
In addition, the external form of the leg-sweeping device 226 is two hoses, which simulates the action of branch stumbling or rope whipping in case of an accident, and the starting mode is to invoke the action control module to transmit instructions.
The invention relates to a VR technology-based 9D space capsule safety accident action simulation system, which is described in a specific flow chart as shown in FIG. 4 and comprises the following steps:
(1) research and development and manufacture of VR accident scene: product planners compile script scenarios of VR scenes according to building safety accident cases, compile action scripts of each accident occurrence series, and after action scripts pass strict review, 3D model designers carry out modeling of 3D scenes according to the script scenarios and make 3D animations; and making the special effect when the accident happens by special-effect personnel.
(2) And (3) installing, connecting and debugging a hardware module: mainly comprises the connection and installation of 9D space capsule equipment 22 and a main control console 24, the connection and installation of a VR display helmet 21 and a client PC 23, and the installation of a VR display helmet 21 driving program;
(3) VR camera lens effect development and debugging: the research and development personnel compile and record the related lens actions according to the planned specific accident lens script, after the recording of each lens action is finished, experience tests need to be carried out in the 9D space capsule equipment 22, and if the effect performance is not in line with the effect performance expectation after the previously set lens action, the recording is compiled again until the expected effect is achieved;
(4) development and debugging of an electric cylinder action control module: compiling a code of an electric cylinder control module 13, wherein the control module mainly has the logic of controlling the lifting, the tilting and the resetting of a single electric cylinder, controlling the continuous motion of the electric cylinders, simultaneously controlling the behaviors of a plurality of electric cylinders and controlling the special effect action of hardware equipment, after the code function is compiled, installing a related program into a client PC 23 system, carrying out experience test on the action of each specific accident according to a planned script, if the action does not reach a certain effect or degree, returning and correcting related code segments or parameters until the effect is satisfied, carrying out similar operation flow on the specific action of each accident, and finishing the debugging of the action of the electric cylinders until all scene accidents are completed;
(5) developing and debugging a program module of the main console: the main control program module is mainly an operation mode for controlling a client VR scene program, the main functions of the main control program module include display of a client PC 23VR scene module, manual selection of a specific VR scene, automatic operation of all VR accident scenes, after development and completion of the main control console program module 15, debugging needs to pack and deploy the main control program on a main control console system, meanwhile, the client PC 23 is required to install a relevant VR client accident scene, relevant debugging can be performed after communication, and a test case is adopted: after the main control program selects a specific scene, whether the client program also enters a related VR scene or not is judged; if automatic playing is selected, whether the VR scene of the client can automatically run until all VR accident scenes are run is judged; whether all VR control modules can be controlled for display. And testing and debugging all the cases, and finishing the module work until all the tests are passed.
(6) Debugging and correcting the whole operation: after all modules are developed and tested, the system is integrally operated and debugged to carry out system integration test, the content of debugging includes whether all hardware can normally operate or not, whether all lens and electric cylinder actions can work coordinately or not, the expected target of the product can be achieved, and relevant module parts are continuously corrected according to the debugging result until all problems are solved.
The invention abstracts the relevant action attribute by deeply analyzing the building safety accident, controls the electric cylinder in the 9D space capsule by the lens action in unity 3D and combining with the relevant action library module, simulates the actions of slow walking, slight shaking, violent forward tilting, rapid descending and the like in reality, designs the action scripts of various accidents by deeply analyzing various building safety accidents, develops and designs a plurality of series of actions according to the action scripts, and the series of actions form the action library of the system.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. 9D capsule incident action simulation system based on VR technique, its characterized in that: the system comprises a VR software module (1) and a VR hardware module (2), wherein the VR software module (1) comprises a VR accident scene mode (11), a VR lens control module (12), an electric cylinder action module (13), a network communication basic module (14) and a main console program module (15);
VR accident scene mode (11) are constructed and the engine is compiled including the VR scene, when VR camera lens control module (12) was used for controlling specific accident, the action of VR camera lens was including the camera lens upset, the camera lens rocks or the camera lens is elongated, electric jar action module (13) is through control command, goes up and down, inclines or rocks the action to the electric jar, network communication basic module (14) are used for being responsible for the main control platform in the UDP message communication and the message instruction processing of space capsule hardware, main control platform program module (15) are installed in main control platform (24), control the selective operation of the VR accident scene of client PC (23).
2. The VR technology based 9D space capsule safety accident motion simulation system of claim 1, wherein: the VR scene construction and engine writing method comprises the following steps:
s1: product planning personnel compile script scenarios of VR scenes according to the building safety accident cases and compile series action scripts of each accident occurrence;
s2: after the action script passes screening and examination, 3D model designers carry out modeling on a 3D scene according to the script scenario and make 3D animation;
s3: and making the special effect when the accident happens by special-effect personnel.
3. The VR technology based 9D space capsule safety accident motion simulation system of claim 2, wherein: the building safety accident case comprises safety scenes of hole falling, high-altitude object striking, field first aid, foundation pit collapse and tunnel mud outburst and water outburst.
4. The VR technology based 9D space capsule safety accident motion simulation system of claim 1, wherein: the VR hardware module (2) comprises a VR display helmet (21), 9D space capsule equipment (22), a client PC (23) and a main console (24);
the VR display helmets (21) are provided with two virtual accident scenes, the image resolution is 1920 x 1080, and the image response time is less than 1 ms.
5. The VR technology based 9D space capsule incident motion simulation system of claim 4, wherein: 9D space capsule equipment (22) are half-open hollow structure, 9D space capsule equipment (22) internally mounted has seat (221), VR display helmet (21) is placed on seat (221), operation button (222) are installed to the symmetry on the both sides bottom inner wall of 9D space capsule equipment (22), jet-propelled equipment (223) is installed at the seat top of leaning on of seat (221), audio amplifier equipment (227) are installed to the symmetry on the both sides top inner wall of 9D space capsule equipment (22), vibrations equipment (225) and electric cylinder equipment (224) are all installed to the interior back and the bottom of 9D space capsule equipment (22), 9D space capsule equipment (22) bottom is connected with sweeps leg equipment (226).
6. The VR technology based 9D space capsule incident motion simulation system of claim 5, wherein: the three cylinders are arranged inside the electric cylinder equipment (224) and can perform lifting, inclining or shaking actions, and the lifting and the inclination angle of each electric cylinder are controlled through different instructions and are used for various actions of VR simulation accident scenes.
7. The VR technology based 9D space capsule incident motion simulation system of claim 5, wherein: the client-side PC machines (23) are provided with two machines, and VR virtual scene software and related driving programs of VR helmets are installed in each machine and installed in spaces below two seats of the 9D space capsule.
8. The VR technology based 9D space capsule incident motion simulation system of claim 5, wherein: the main console (24) is provided with a display screen (241), a mouse (242) and a keyboard (243), the main console (24) controls the starting of a built-in program in the client PC (23), and the operation of automatically running each accident scene or manually selecting the related accident scene is controlled by the main console (24).
9. The VR technology based 9D space capsule incident motion simulation system of claim 5, wherein: the network communication basic module (14) controls the operation mode of the VR accident scene of the client PC (23) by adopting a UDP protocol, including an automatic operation scene or a manual operation scene selection.
10. The VR technology based 9D space capsule incident motion simulation system of claim 5, wherein: the external form of the leg sweeping device (226) is two hoses, the action behavior of branch stumbling or rope whipping when an accident occurs is simulated, and the starting mode is to call an action control module to transmit an instruction.
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| CN112044054A (en) * | 2020-09-09 | 2020-12-08 | 湖南翰坤实业有限公司 | VR-based 9D space capsule intelligent control system |
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