CN113536641A - Immersive interactive software system of power station boiler transfer equipment based on virtual environment technology - Google Patents
Immersive interactive software system of power station boiler transfer equipment based on virtual environment technology Download PDFInfo
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Abstract
The invention discloses a power station boiler transfer equipment immersive interactive software system based on a virtual environment technology, which relates to the technical field of virtual environments and comprises a three-dimensional virtual visualization system, wherein the three-dimensional virtual visualization system comprises a three-dimensional virtual environment, model animation simulation, three-dimensional data visualization, interactive behaviors and information description; the three-dimensional virtual environment is used for performing real-time dynamic simulation on thermal power plant equipment, a natural environment and motion simulation; for large complex equipment such as a boiler auxiliary machine, the virtual reality technology is applied to monitoring the actual production condition, and the analysis result is processed, so that not only can the product model and the data perceptibility be increased, but also the freedom degree of product development can be enhanced and higher-level information details can be obtained, and even non-expert personnel without related technical backgrounds can understand the equipment more easily; the good immersion and the high-level information details enable the method to have very wide application prospects in the fields of virtual simulation training, application research and the like.
Description
Technical Field
The invention relates to the technical field of virtual environments, in particular to a power station boiler transfer equipment immersive interactive software system based on a virtual environment technology.
Background
The virtual environment technology is a high-level human-computer interface of a computer with basic characteristics of immersion, interactivity and imagination, is a new technology which integrates the development of multidisciplinary technologies including computer graphics technology, multimedia technology, sensor technology, parallel real-time computing technology, artificial intelligence technology, simulation technology and the like, is an advanced computer user interface technology, can provide very vivid scenes by providing various visual, auditory, touch, olfactory, gustatory and other intuitive and natural real-time perception interaction means for users, and can interact with the real-time perception interaction means in gestures, languages and other ways to construct a multi-dimensional information space which is suitable for humanization. The VR can be researched in multiple fields, is an important development subject in the first 21 st century, is an important technology influencing production and life, greatly attracts the eyeballs of people with the virtuality and the reality sense of being personally on the scene of reality of VR from the beginning of the world, and is widely applied to the fields of military affairs, education, medicine, online games, product display, training, tourism and the like at present.
With the rapid development of the power industry in China, the capacity and the automation degree of a thermal power generating set are continuously increased, and the problems of reliability, availability, maintainability and safety of thermal power generating equipment are increasingly prominent; in order to better prevent equipment faults, reduce accidents and guarantee equipment safety, an immersive interactive software system of the transfer equipment of the power station boiler based on a virtual environment technology is provided aiming at the equipment characteristics of a boiler system by combining with the actual production situation.
Disclosure of Invention
The invention aims to solve the problem that the reliability, the availability, the maintainability and the safety of thermal power generation equipment cannot be better solved in the prior art; the immersive interactive software system for the transfer equipment of the utility boiler based on the virtual environment technology is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
the power station boiler transfer equipment immersive interactive software system based on the virtual environment technology comprises a three-dimensional virtual visualization system, wherein the three-dimensional virtual visualization system comprises a three-dimensional virtual environment, model animation simulation, three-dimensional data visualization, interactive behaviors and information description;
the three-dimensional virtual environment is used for performing real-time dynamic simulation on thermal power plant equipment, a natural environment and motion simulation, and optionally interacting with the virtual reality through the most natural action; the model animation simulation is used for reproducing some dynamic expressions of the auxiliary equipment group and other equipment; the three-dimensional data visualization is used for converting digital information generated in scientific calculation into visual graph and image information and vividly presenting physical phenomena or physical quantities changing along with time and space so as to obtain understanding and insight of data; the interaction behavior is used for carrying out interaction in various modes on objects or attributes in the three-dimensional scene, so that the real-time interaction function of the system is realized; the information description is used to provide a more intuitive experience and can further provide more profound and detailed information.
Preferably, the three-dimensional virtual environment comprises a three-dimensional model, a scene environment and a scene special effect;
the three-dimensional model is used for realizing the expression of a three-dimensional virtual environment and modeling equipment, internal and external components of the equipment and parts and components in each component in the virtual environment step by step; the scene environment is used for simulating the real environment of the thermal power plant; the scene special effect is used for expressing details such as color, luster, texture and the like of the three-dimensional model so as to achieve a more real effect.
Preferably, the model animation simulation comprises unit component motion simulation, wind blowing tree movement and random wind field simulation;
the motion simulation of the unit component is used for simulating the motion of main components such as an impeller part, a speed increasing box part, a transmission shaft and the like, and the functions of complex structure and complex motion trail are completed in an auxiliary way through an animation controller and a link constraint controller; the air-blowing tree movement creates a very vivid tree model and animation effect through the library file of the TreeStorm plug-in; the random wind field simulation is used for simulating the actual working environment of the thermal generator set, and the particle system is used for simply simulating the motion state effect of wind when the auxiliary unit operates.
Preferably, the three-dimensional data visualization comprises ADAMS motion simulation and ANSYS finite element analysis;
the ADAMS motion simulation is used for performing dynamic motion simulation on systems such as a multi-flexible-body impeller, a hub and a main shaft of the transmission device; and the ANSYS finite element analysis is used for carrying out simulation analysis on the multi-flexible-body simulation dynamics.
Preferably, the interactive behavior includes automatic roaming, manual roaming and real-time interaction;
the automatic roaming is used for automatically changing the position of a viewpoint and the direction of a sight line in a three-dimensional scene when the system is in unmanned operation; the manual roaming is used for changing the position of a viewpoint and the direction of a sight line in a three-dimensional scene through a mouse, a keyboard, script editing and other forms by a user; the real-time interaction is used for the user to interact with objects or attributes in the three-dimensional scene in various ways.
Preferably, the information description comprises fan parameter information, data information of dynamic simulation and information of wind power plant;
the information description is also used for displaying the parameter information of the auxiliary equipment, the detailed contents of the geographical position of the thermal power plant and the like and the dynamic simulation data information in real time.
Preferably, the particle system comprises generation of particles, properties of particles, motion states of particles, extinction of particles and mapping of particles;
the description modes of the particle system for different objects can be adjusted at will, the generation of the particles of the particle system is controlled by a random process and can be changed dynamically, and the model of the particle system is procedural, so that the requirements of different details can be met.
Preferably, the manual roaming includes mouse roaming, keyboard roaming and path roaming;
the mouse roaming is used for realizing accurate roaming in a three-dimensional scene by operating a mouse by a user; the keyboard roaming is used for continuously changing the viewpoint position or the sight direction and rendering a scene according to a keyboard roaming command, and a calculation formula when a corresponding keyboard of the system is operated forwards is as follows:
in the formula: CamPos is the current spatial coordinate of the viewpoint; angY is the rotation angle of the sight line around the Y axis; seepd is the step length of the viewpoint advancing;
the path roaming is a roaming mode in which the line of sight and the path direction are kept consistent.
Preferably, the three-dimensional virtual visualization system further comprises a control of a scripting language;
the control of the script language is used for designing various behaviors and realizing richer test effects through a script program;
the three-dimensional virtual visualization system can also automatically complete efficient collision detection on any complex scene, and an invisible wall is arranged to limit the range of motion of the main corner.
Preferably, the three-dimensional virtual visualization system can issue and output the whole virtual scene file after the three-dimensional virtual environment, the model animation simulation, the dynamic data visualization, the interactive behavior and the information description of the whole virtual visualization system are set.
Compared with the prior art, the invention has the beneficial effects that:
1. for large complex equipment such as a boiler auxiliary machine, the virtual reality technology is applied to monitoring the actual production condition, and the analysis result is processed, so that not only can the product model and the data perceptibility be increased, but also the freedom degree of product development can be enhanced and higher-level information details can be obtained, and even non-expert personnel without related technical backgrounds can understand the equipment more easily; the good immersion and the high-level information details enable the method to have very wide application prospects in the fields of virtual simulation training, application research and the like.
2. The invention takes a virtual reality technology as a starting point, elaborates the realization technologies of the establishment of a three-dimensional virtual environment model, the motion simulation, the visualization, the roaming interaction and the like in a virtual reality system, applies the realization technologies to a virtual visualization simulation system of a thermal generator set, establishes virtual models with various levels and abundant details, and truly reproduces the actual working environment of the thermal generator set, so that a participant can be immersed in the virtual visualization simulation system, and the real-time roaming interaction between the participant and the three-dimensional simulation system can be realized; and the virtual reality technology is applied to dynamics analysis, analysis results are processed, a more visual spatial data visualization analysis environment is constructed, not only can the product model and the data perceptibility be increased, but also the freedom degree of product development can be enhanced, higher-level information details can be obtained, and the method has better usability, practicability and operability.
3. The invention realizes the three-dimensional digital modeling of the boiler auxiliary equipment of the power plant, realizes the disassembly, assembly and check of the boiler auxiliary equipment in a virtual reality environment through the comprehensive effective association of boiler part index data and maintenance data, expresses the operation principle and maintenance simulation of various auxiliary equipment in a virtual reality dynamic virtual mode, can develop the three-dimensional model in association with real-time data and a relational database, realizes the integration and unification of the data and the model, reduces the information transmission loss between a management layer and boiler professionals, improves the working efficiency, improves the capability of equipment inspection and maintenance service, improves the accident analysis and risk prevention capability of the boiler auxiliary equipment of the power plant, effectively grasps the structural characteristics and the operation rule of the boiler equipment, improves the equipment inspection and maintenance efficiency and reduces the inspection and maintenance cost, the reliability of unit equipment is enhanced, three-dimensional visualization technical support is provided for the modernized equipment by adopting refined management, and the management level and the technical level of boiler auxiliary equipment are further improved.
Drawings
FIG. 1 is a system architecture diagram of a set of immersive interactive software system for a transfer device of a utility boiler based on a virtual environment technology, according to the present invention;
FIG. 2 is an interface layout diagram of a power station boiler transfer device immersive interactive software system based on a virtual environment technology according to the present invention;
FIG. 3 is a flow chart of a particle system of the immersive interactive software system for the transfer equipment of the utility boiler based on the virtual environment technology.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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.
Referring to fig. 1-3, a set of immersive interactive software system for power station boiler transfer equipment based on virtual environment technology comprises a three-dimensional virtual visualization system, wherein the three-dimensional virtual visualization system comprises a three-dimensional virtual environment, model animation simulation, three-dimensional data visualization, interactive behaviors and information description;
the three-dimensional virtual environment is used for performing real-time dynamic simulation on thermal power plant equipment, a natural environment and motion simulation, and optionally interacting with the virtual reality through the most natural action; the model animation simulation is used for reproducing some dynamic expressions of the auxiliary equipment group and other equipment; three-dimensional data visualization is used for converting digital information generated in scientific calculation into visual graph and image information and vividly presenting physical phenomena or physical quantities changing along with time and space so as to obtain understanding and insight of data; the interaction behavior is used for carrying out interaction in various modes on objects or attributes in the three-dimensional scene, so that the real-time interaction function of the system is realized; the information description is used to provide a more intuitive experience and can further provide more profound and detailed information.
The three-dimensional virtual environment comprises a three-dimensional model, a scene environment and a scene special effect;
the three-dimensional model is used for realizing the expression of the three-dimensional virtual environment and modeling equipment, internal and external components of the equipment and parts and components in each component in the virtual environment step by step so as to obtain a stronger simulated three-dimensional effect; the scene environment is used for simulating the real environment of the thermal power plant, and mainly models the targets of topography, flowers, plants, trees, roads, vehicles and the like of the thermal power plant; the scene special effect is used for expressing details such as color, luster, texture and the like of the three-dimensional model so as to achieve a more real effect.
The model animation simulation comprises unit component motion simulation, wind blowing tree movement and random wind field simulation;
the motion simulation of the unit component is used for simulating the motion of main components such as an impeller part, a speed increasing box part, a transmission shaft and the like, and for some components with complex structures and complex motion tracks, the functions are assisted to be completed through an animation controller and a link constraint controller;
the animation controller is used for controlling the event of the object motion track rule, and determining how the animation parameters form the rule in each frame of animation and the value of one animation parameter in each frame;
the link constraint controller is used for animation of link transition from one object to another object in the hierarchical chain; after a parent object as a link object is specified, the start time can be controlled;
the wind blowing tree creates a very vivid tree model and animation effect through the library file of the TreeStorm plug-in; the random wind field simulation is used for simulating the actual working environment of the thermal generator set, researching the interaction between the thermal engine and the air, and simply simulating the motion state effect of the wind when the auxiliary equipment set operates by using a particle system to obtain a more vivid motion effect;
the particle system comprises generation of particles, properties of the particles, motion states of the particles, extinction of the particles and drawing of the particles;
the description modes of the particle system for different objects can be adjusted at will, the generation of particles of the particle system is controlled by a random process and can be changed dynamically, and the model of the particle system is procedural, so that the requirements of different details can be met; the attribute of each particle in the particle system is a function of time, each particle has its own life cycle and can change along with the change of time, and the particle system can fully reflect the dynamic and randomness of the irregular fuzzy object.
Wherein the three-dimensional data visualization comprises ADAMS motion simulation and ANSYS finite element analysis;
the ADAMS motion simulation is used for performing dynamic motion simulation on systems such as a multi-flexible-body impeller, a hub and a main shaft of the transmission device; ANSYS finite element analysis is used for simulation analysis of the multi-flexible body simulation dynamics.
The interactive behaviors comprise automatic roaming, manual roaming and real-time interaction;
the automatic roaming is used for automatically changing the position of a viewpoint and the direction of a sight line in a three-dimensional scene when the system is in unmanned operation; manual roaming is used for changing the position of a viewpoint and the direction of a sight line in a three-dimensional scene through a mouse, a keyboard, script editing and other forms by a user; the real-time interaction is used for carrying out interaction in various modes on objects or attributes in the three-dimensional scene by a user;
manual roaming includes mouse roaming, keyboard roaming and path roaming;
the mouse roaming is used for realizing accurate roaming in a three-dimensional scene by operating a mouse by a user; the keyboard roaming is used for continuously changing the viewpoint position or the sight direction and rendering a scene according to a keyboard roaming command, and a calculation formula when a corresponding keyboard of the system is operated forwards is as follows:
in the formula: CamPos is the current spatial coordinate of the viewpoint; angY is the rotation angle of the sight line around the Y axis; seepd is the step length of the viewpoint advancing;
the path roaming is a roaming mode in which a roaming path is set, then the viewpoint is moved along the path, and the line of sight and the direction of the path are kept consistent.
The information description comprises fan parameter information, dynamic simulation data information and wind farm information;
the information description is also used for displaying the parameter information of the auxiliary equipment, the detailed contents of the geographical position of the thermal power plant and the like and the dynamic simulation data information in real time.
The three-dimensional virtual visualization system also comprises control of a script language;
the control of the scripting language is used for realizing richer test effects, various behavior designs can be realized through the scripting program, each section of the scripting program can be stored as an independent object as a behavior library, and calling is convenient when the virtual object is packaged;
the three-dimensional virtual visualization system can also automatically complete efficient collision detection on any complex scene, and an invisible wall is arranged to limit the range of motion of the main corner.
The three-dimensional virtual visualization system can issue and output the whole virtual scene file after the three-dimensional virtual environment, the model animation simulation, the dynamic data visualization, the interactive behavior and the information description of the whole virtual visualization system are set.
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.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The power station boiler transfer equipment immersive interactive software system based on the virtual environment technology comprises a three-dimensional virtual visualization system, and is characterized in that the three-dimensional virtual visualization system comprises a three-dimensional virtual environment, model animation simulation, three-dimensional data visualization, interactive behaviors and information description;
the three-dimensional virtual environment is used for performing real-time dynamic simulation on thermal power plant equipment, a natural environment and motion simulation, and optionally interacting with the virtual reality through the most natural action; the model animation simulation is used for reproducing some dynamic expressions of the auxiliary equipment group and other equipment; the three-dimensional data visualization is used for converting digital information generated in scientific calculation into visual graph and image information and vividly presenting physical phenomena or physical quantities changing along with time and space so as to obtain understanding and insight of data; the interaction behavior is used for carrying out interaction in various modes on objects or attributes in the three-dimensional scene, so that the real-time interaction function of the system is realized; the information description is used to provide a more intuitive experience and can further provide more profound and detailed information.
2. The set of virtual environment technology-based power plant boiler transfer equipment immersive interactive software system of claim 1, wherein the three-dimensional virtual environment comprises a three-dimensional model, a scene environment, and a scene effect;
the three-dimensional model is used for realizing the expression of a three-dimensional virtual environment and modeling equipment, internal and external components of the equipment and parts and components in each component in the virtual environment step by step; the scene environment is used for simulating the real environment of the thermal power plant; the scene special effect is used for expressing details such as color, luster, texture and the like of the three-dimensional model so as to achieve a more real effect.
3. The virtual environment technology-based immersive interactive software system for the transfer equipment of the utility boiler of claim 1, wherein the model animation simulation comprises a crew member motion simulation, a wind blowing tree simulation, and a random wind field simulation;
the motion simulation of the unit component is used for simulating the motion of main components such as an impeller part, a speed increasing box part, a transmission shaft and the like, and the functions of complex structure and complex motion trail are completed in an auxiliary way through an animation controller and a link constraint controller; the air-blowing tree movement creates a very vivid tree model and animation effect through the library file of the TreeStorm plug-in; the random wind field simulation is used for simulating the actual working environment of the thermal generator set, and the particle system is used for simply simulating the motion state effect of wind when the auxiliary unit operates.
4. The suite of virtual environment technology-based utility boiler transfer device immersive interactive software systems of claim 1, wherein the three-dimensional data visualization includes ADAMS motion simulation and ANSYS finite element analysis;
the ADAMS motion simulation is used for performing dynamic motion simulation on systems such as a multi-flexible-body impeller, a hub and a main shaft of the transmission device; and the ANSYS finite element analysis is used for carrying out simulation analysis on the multi-flexible-body simulation dynamics.
5. The virtual environment technology-based immersive interactive software system for a utility boiler transfer facility of claim 1, wherein the interactive activities include automatic roaming, manual roaming, and real-time interaction;
the automatic roaming is used for automatically changing the position of a viewpoint and the direction of a sight line in a three-dimensional scene when the system is in unmanned operation; the manual roaming is used for changing the position of a viewpoint and the direction of a sight line in a three-dimensional scene through a mouse, a keyboard, script editing and other forms by a user; the real-time interaction is used for the user to interact with objects or attributes in the three-dimensional scene in various ways.
6. The virtual environment technology-based power plant boiler transfer equipment immersive interactive software system of claim 1, wherein the information description includes fan parameter information, data information of dynamic simulation, and information of wind farm;
the information description is also used for displaying the parameter information of the auxiliary equipment, the detailed contents of the geographical position of the thermal power plant and the like and the dynamic simulation data information in real time.
7. The virtual environment technology-based power station boiler transfer equipment immersive interactive software system of claim 3, wherein the particle system comprises particle generation, particle properties, particle motion state, particle extinction and particle mapping;
the description modes of the particle system for different objects can be adjusted at will, the generation of the particles of the particle system is controlled by a random process and can be changed dynamically, and the model of the particle system is procedural, so that the requirements of different details can be met.
8. The virtual environment technology-based immersive interactive software system for the utility boiler transfer facility of claim 5, wherein the manual roaming includes mouse roaming, keyboard roaming, and path roaming;
the mouse roaming is used for realizing accurate roaming in a three-dimensional scene by operating a mouse by a user; the keyboard roaming is used for continuously changing the viewpoint position or the sight direction and rendering a scene according to a keyboard roaming command, and a calculation formula when a corresponding keyboard of the system is operated forwards is as follows:
in the formula: CamPos is the current spatial coordinate of the viewpoint; angY is the rotation angle of the sight line around the Y axis; seepd is the step length of the viewpoint advancing;
the path roaming is a roaming mode in which the line of sight and the path direction are kept consistent.
9. The set of virtual environment technology-based power plant boiler transfer equipment immersive interactive software system of claim 1, wherein the three-dimensional virtual visualization system further comprises scripting language controls;
the control of the script language is used for designing various behaviors and realizing richer test effects through a script program;
the three-dimensional virtual visualization system can also automatically complete efficient collision detection on any complex scene, and an invisible wall is arranged to limit the range of motion of the main corner.
10. The set of virtual environment technology-based power station boiler transfer equipment immersive interactive software system of claim 1, wherein the three-dimensional virtual visualization system is capable of publishing and outputting the entire virtual scene file after completing the three-dimensional virtual environment, model animation simulation, dynamic data visualization, interactive behavior and information description of the entire virtual visualization system.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252769A (en) * | 2021-12-27 | 2022-03-29 | 国网东北分部绿源水力发电公司云峰发电厂 | Fault detection method for hydroelectric generating set |
| CN114820961A (en) * | 2022-04-20 | 2022-07-29 | 北京金石视觉数字科技有限公司 | Immersive digital visual display method and system |
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