CN201364657Y - Virtual reality simulation system of ship engine room - Google Patents
Virtual reality simulation system of ship engine room Download PDFInfo
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- CN201364657Y CN201364657Y CNU2008202317177U CN200820231717U CN201364657Y CN 201364657 Y CN201364657 Y CN 201364657Y CN U2008202317177 U CNU2008202317177 U CN U2008202317177U CN 200820231717 U CN200820231717 U CN 200820231717U CN 201364657 Y CN201364657 Y CN 201364657Y
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Abstract
The utility model relates to the technical field of automatic ship control and system simulation, in particular to a virtual reality simulation system of a ship engine room, which mainly consists of a virtual console, a virtual engine room roaming simulation system, a virtual cabin simulation system, a virtual simulation system of centralized control compartment of the engine room, a database server, a simulation program module, a physical control panel table and an industrial control machine. The system can realize the real-time operation and control of the three-dimensional movement model of the host through operating the physical or virtual engine telegraph, the physical or virtual throttle grip, the physical or virtual throttle button and the like respectively on the simulation interfaces of the physical or virtual maneuvering console, the physical or virtual centralized console, and the emergency console beside the engine, and can also realize the non-disturbance changeover between the physical maneuvering console and the centralized console and among the physical maneuvering console, the centralized console and the virtual maneuvering console. The utility model has the advantage of providing the site feelings, good sense of visualization and good interactivity in the engine room through the ship turbine simulator.
Description
Technical field
The utility model relates to boats and ships control and system simulation technology field automatically, relates in particular to a kind of shipping nacelle virtual reality emulation system.
Background technology
Ship Controling and Subsystem in Marine Engine Simulator in economy, the repetition training navigation of training, marine engineering management personnel's practical operation technical ability, improve the ability of student's analysis of failure and carry out aspect such as the unallowed special training project of some real ship and play an important role, have irreplaceable superiority.It is difficult to the appraisal for the social benefit of avoiding and reduce casualty to produce.The training expenses of navigation, Subsystem in Marine Engine Simulator only is 1/8～1/10 of hands-on expense.It is for the effective simulation training facility of senior navigation black gang, also is the visual plant that carries out boats and ships automatic control system research work simultaneously.The double teaching and training of research and development, scientific research function are high-performance ship navigation, the expander system simulator of one and use new and high technology wherein significant.
Because watercraft cabinet equipment is various and graphic image is made difficulty, the turbine emulator is in space state for a long time aspect what comes into a driver's both at home and abroad, lags significantly behind other apparatus of transport and handles emulator.
The utility model content
The purpose of this utility model provides a kind of shipping nacelle virtual reality emulation system, and presence that the marine engine room emulator is had enter the cabin and good visual and interactivity are improved marine engine room emulator technical feature and result of training.
In order to achieve the above object, the technical solution of the utility model is as follows:
A kind of shipping nacelle virtual reality emulation system, mainly form by virtual console, virtual cabin roaming analogue system, virtual driving chamber analogue system, virtual engine control room analogue system, database server, simulated program module, physics console panel platform and industrial computer, described virtual console and boats and ships actual physics bridge or centralized control console of engine room carry out communication and control is switched, control data is write described database server, and video data is read from described database server; Described virtual cabin roaming analogue system realizes that the roaming of real ship cabin scene and continuous stereo show that its data are from described database server; Described virtual driving chamber analogue system is finished the simulation demo of navigational equipment, and finishes with physics and drive the same operation to ship motion and diesel main engine of control platform, and its emulated data is from described database server; Described virtual engine control room analogue system is finished the simulation demo that comprises virtual engine control room, virtual central control desk, virtual panel, virtual instrument plate, and finish the operation to marine diesel main frame same with the physics central control desk, its emulated data is from described database server; Described database server provides needed data for all other composition modules, realizes respectively forming the exchanges data between the module; Described simulated program module is finished operation and the calculating on computers of total system each several part mathematical simulation model, the variation of each control and state parameter when simulating the operation of actual boats and ships, its data are delivered in the described database server, offer other and form module invokes; Described physics console panel platform comprises that actual boats and ships drive control platform and centralized control console of engine room and go up instrument, button, carriage clock, throttle control, the Steering Wheel of installing, and for the user provides various operations thereon, it is identical with true boat system; Described industrial computer is finished physics and is driven the output of switching value of the analog quantity output of each analogue instrument on control platform, the central control desk and pilot lamp and the data acquisition of each switch, carriage clock and behaviour driver's handle position signalling, be sent in the described database server, realization is to the control of relevant device, and the instrument of delivering to actual Pan Tai from described database server reading of data shows.
The beneficial effects of the utility model are: this analogue system has realized that " virtual cabin ", " virtual central station of floating dock ", " virtual driving platform ", " virtual console " reach functions such as " virtual instrument plates ", make the marine engine room emulator have the mutual cabin visual system of user-operable first, presence that the marine engine room emulator is had enter the cabin and good visual and interactivity, thus the technical feature and the new and high technology content of watercraft engine room analogue system obviously improved.
Description of drawings
Fig. 1 is the structured flowchart of the utility model shipping nacelle virtual reality emulation system.
Fig. 2 is an emulating image stereo display principle schematic of the present utility model.
Fig. 3 is the adjustment synoptic diagram of emulating image stereo display parameter of the present utility model.
Among the figure: 1, the left eye visual field, 2, the right eye visual field, 3, viewpoint, 4, parallax, 5, the left eye sightingpiston, 6, the right eye sightingpiston, 7, direction of observation, 8,2 * horizontal view angle, 9, asymmetric position, 10, the symmetry position, H, centrostigma distance.
Embodiment
Below in conjunction with accompanying drawing the utility model is done description in further detail:
As shown in Figure 1, shipping nacelle virtual reality emulation system of the present utility model, mainly be made up of virtual console, virtual cabin roaming analogue system, virtual driving chamber analogue system, virtual engine control room analogue system, database server, simulated program module, physics console panel platform and seven modules of industrial computer, the function of each module and interactively each other are as follows:
(1), virtual console
Virtual console is made up of virtual instrument, virtual push button, virtual carriage clock and virtual throttle bar, virtual pilot etc., and wherein, the virtual throttle bar is used for the main control system rotating speed, and virtual pilot is used to control ship course.The operator can handle virtual console with mouse and realize the control function to marine main engine and course motion identical with boats and ships actual physics control desk.Virtual console can ask to carry out communication with boats and ships actual physics bridge or centralized control console of engine room and control is switched.Virtual console writes database server with control data, and video data is read from database server.
(2), virtual cabin roaming analogue system
The function of virtual cabin roaming analogue system is to realize that, complex structure various to equipment, piping are crisscross, cabin cabinet level happens frequently, has the several layers of watercraft engine room that decks are installed, comprise between marine diesel main frame, secondary cabin, boiler room, centrifugal oil separator and the roaming and the continuous stereo of the real ship cabin scene in space such as pulpit show, and with synchronous three-dimensional effects,sound.The virtual cabin of the utility model reality Design of Simulation System is for using or not use two kinds of versions of stereoscopic vision equipment.The trainee can put on the anaglyph spectacles or the data helmet, observes the cabin 3 D stereo scene of the telepresenc with " entering " cabin on projector's giant-screen or graphoscope.The also available mouse of operator is freely selected the action path, roaming arbitrarily in the cabin.The data of virtual cabin roaming emulation are from database server.
(3), virtual driving chamber analogue system
The function of virtual driving chamber analogue system is to finish virtual bridge pulpit, the virtual simulation demo of driving navigational equipments such as control platform, pilot, radar by computer program, the operator can handle and drive control platform virtual carriage clock, virtual push button etc. and finish with physics and drive the same operation to ship motion and diesel main engine of control platform, and various instrument can show emulated data in real time on the control desk.When being transformed into physical disks platform manipulation of physical, virtual carriage clock, button etc. are followed the tracks of the manipulation of physical disks platform.The data of virtual driving chamber emulation are from database server.
(4), virtual engine control room analogue system
The function of virtual engine control room analogue system is to finish the simulation demo of equipment such as comprising virtual engine control room, virtual central control desk, virtual panel, virtual instrument plate by computer program, the operation to marine diesel main frame same that the operator can handle virtual carriage clock, virtual throttle bar, virtual push button is finished with the physics central control desk, various instrument can show emulated data in real time on the control desk, and with synchronous three-dimensional effects,sound.When system was transformed into physical disks platform manipulation of physical, virtual carriage clock, button etc. were followed the tracks of the manipulation of physical disks platform.The data of virtual engine control room emulation are from database server.
(5), database server
Database server provides other six needed data of module, and the exchanges data between each module all realizes by data server, the relatively independent operation between each module.
(6), simulated program module
The simulated program module functions is to finish operation and the calculating on computers of total system each several part mathematical simulation model, the variation of each control and state parameter in the time of can simulating the operation of actual boats and ships, its data are delivered in the data server, offer other module invokes.Concerning the user, it feels to have the propulsion system of true boats and ships and navigational equipment moving, and this module is the core place of total system.
(7), physics console panel platform and industrial computer
Though this module is two parts, from the angle of DATA DISTRIBUTION, the two is closely connected and works together, so here illustrate as a module.Physics console panel platform comprises that actual boats and ships drive control platform and centralized control console of engine room and go up devices such as the instrument of installing, button, carriage clock, throttle control, Steering Wheel, and the user can carry out various operations in the above, and is identical with true boat system.
The function one of industrial computer is to finish the collection that physics is driven the data of the output of switching value of the analog quantity output of each analogue instrument on control platform, the central control desk and pilot lamp and each switch, carriage clock and behaviour driver's handle position signalling, be sent in the data server then and go, to realize control relevant devices; Another function is to show from the database read instrument of delivering to actual Pan Tai of fetching data.
Shipping nacelle virtual reality emulation system can be realized respectively handling physics or virtual carriage clock, physics or virtual throttle handle, physics or virtual push button etc. and finish true-time operation control to the main frame three-dimensional motion model on physics or virtual driving platform, physics or virtual central control desk, the other emergency maneuver platform of machine emulation interface, can realize that physics drives between control platform and the central control desk, physics bridge, central control desk do not have the disturbance switching with virtual control function of driving between the other emergency maneuver platform of control platform, central control desk and machine.Sound analogue system can realize cabin effects,sound true to nature.
In development of the present utility model, used virtual reality three-dimensional modeling, binocular parallax branch up-to-date style stereoscopic vision to show, the vision presence produces, virtual central control desk, virtual gordian techniquies such as real-time manipulation control, virtual environment and physical disks platform exchanges data database of driving control platform and the other emergency maneuver analogue system of machine for marine diesel main frame three-dimensional motion model.
Shipping nacelle virtual reality emulation system of the present utility model adopts world kit WorldToolKit (WTK) and the exploitation of desktop virtual environment system VRT virtual environment developing instrument, wherein, virtual cabin roaming system is generated by WTK, and applying virtual actual environment programming development instrument SUPERSCAPE VRT such as virtual driving platform, virtual engine room control cabin, virtual console and virtual instrument realize.
Operation simulated program during shipping nacelle virtual reality emulation system work, by the database server swap data, realize that physics and virtual boats and ships drive control platform, physics and virtual centralized control console of engine room and show for control and physics, the virtual instrument parameter of three-dimensional ship moving scene and diesel main engine model; Finishing boats and ships virtual cabin roaming shows.
In virtual cabin, roam mainly to change and realize, and the control of viewpoint realizes by mouse action by the viewpoint in the control virtual environment, specific as follows:
1) pin the left mouse button and the mouse that moves up and down, can control the variation that viewpoint is forward and backward, turn left, turn right, mobile speed is directly proportional with the distance of mouse pointer apart from the screen mid point.
2) pin the right mouse button and the mouse that moves up and down, can control the moving of upper and lower, left and right of viewpoint, the speed that moves is directly proportional with the distance of mouse pointer apart from the screen mid point.
Pin right mouse button when 3) pinning left mouse button, can control viewpoint according to clockwise or be rotated counterclockwise.
The mouse control method of other parts is all identical therewith.In order to prevent that viewpoint from moving to the outside of engine room model scope, in engine room model and the inner middle collision boundary that is provided with of main frame model, promptly only allow to carry out in the fixed space of viewpoint between peripherals and central host freely to move, so, when if the irremovable situation of viewpoint takes place, may be that collision has taken place for viewpoint and collision boundary, should change a direction moving view point.Analogue system of the present utility model can be finished special object and pick up and video playback, and that triggers object picks up the broadcast of video file.
Above-mentioned virtual cabin roaming emulation, virtual engine control room emulation, the emulation of virtual driving chamber both can directly show on computer screen, also can show on projection screen by projector.Can watch projection screen by anaglyph spectacles, make the user obtain the presence that body faces real ship cabin.
This analogue system when operation virtual console has six visual angles (using numerical key 1-6 to switch): 1. central station of floating dock control desk (can browse), 2. bridge (can browse), 3. Ship Power Station, 4. central station of floating dock control desk close shot, 5. bridge is operated the visual angle, 6. central station of floating dock operation visual angle.
In the analogue system of virtual cabin, adopted corresponding microcomputer graphics acceleration card, its display frame is deposited, pinup picture storer and dough sheet colorability can guarantee to reach the demonstration speed more than per second 15 frames when the roaming of virtual cabin, thereby the continuous stereo of having realized the watercraft engine room scene shows.The cabin that virtual cabin roaming analogue system has been reproduced real ship allows the user to change viewpoint arbitrarily by mouse action, roams in virtual cabin.
Use the implementation method of the virtual three-dimensional sensed image of stereoscopic vision equipment to be described as follows in the utility model:
In the analogue system of the present utility model, the realization of stereo display is the principle according to parallax, the function that utilizes virtual reality Software tool bag WTK 7.0 to provide, the eyes that are respectively the observer by anaglyph spectacles or three-dimensional helmet transmit the image that parallax is arranged, thereby produce stereoscopic sensation.Observe the virtual machine chamber device by anaglyph spectacles or three-dimensional helmet, can produce three-dimensional stereo effect very true to nature.
The WTK program generally is to move according to following steps: (1) is at first called WTuniverse_new () function and is set up universe, calls in Drawing Object, and viewpoint, texture, window, sensor etc. are set, and finishes the initial work in universe.(2) calling WTuniverse_ready () function prepares for entering simulation cycles, call WTuniverse_go () function then and enter simulation cycles, the API that utilizes WTK to provide develops the demo system that needs in VC, this stage is the core content of WTK emulation.(3) call WTuniverse_delete () function so that graphic hardware turns back to default setting.
As shown in Figures 2 and 3, in the stereo display of image, parallax (Parallax) 4 is two important parameters with centrostigma distance (Convergencedistance) H, they have considerable influence to the stereoscopic sensation that observation station produces, and these two parameters rationally are set can make the observer obtain more real 3-D effect.The influence of 4 pairs of stereopsises of parallax is mainly reflected in: parallax is big more, can obtain the stereoeffect of an amplification more, but along with the increase of parallax, with the stereoscopic image of right and left eyes to the also more difficult of a whole 3D rendering that permeates.And the centrostigma distance H to the influence of stereopsis is: along with centrostigma apart from change, image may be displayed on the front or the back of display device (as computer screen), when image and the distance of viewpoint 3 less than centrostigma apart from the time, image will be presented at the place ahead of display device, when image and the distance of viewpoint 3 greater than centrostigma apart from the time, image will be presented at the rear of display device.Since everyone two eye distances from and other some features small difference is all arranged, when carrying out virtual roaming, all produce best stereoeffect in order to make each user, need adjust separately according to the difference of individual sign.Adjustment can be undertaken by define function keys on keyboard.
The utility model is used in three large-scale Subsystem in Marine Engine Simulator of inside, makes novel Subsystem in Marine Engine Simulator have " roaming of virtual cabin " function, has obviously improved the result of training of turbine emulator, has obtained good economic and social benefit.
Claims (1)
1, a kind of shipping nacelle virtual reality emulation system, it is characterized in that, this analogue system mainly is made up of virtual console, virtual cabin roaming analogue system, virtual driving chamber analogue system, virtual engine control room analogue system, database server, simulated program module, physics console panel platform and industrial computer, described virtual console and boats and ships actual physics bridge or centralized control console of engine room carry out communication and control is switched, control data is write described database server, and video data is read from described database server; Described virtual cabin roaming analogue system realizes that the roaming of real ship cabin scene and continuous stereo show that its data are from described database server; Described virtual driving chamber analogue system is finished the simulation demo of navigational equipment, and finishes with physics and drive the same control operation to ship motion and diesel main engine of control platform, and its emulated data is from described database server; Described virtual engine control room analogue system is finished the simulation demo that comprises virtual engine control room, virtual central control desk, virtual panel, virtual instrument plate, and finish the control operation to marine diesel main frame same with the physics central control desk, its emulated data is from described database server; Described database server provides needed data for all other composition modules, realizes respectively forming the exchanges data between the module; Described simulated program module is finished operation and the calculating on computers of total system each several part mathematical simulation model, the variation of each control and state parameter when simulating the operation of actual boats and ships, its data are delivered in the described database server, offer other and form module invokes; Described physics console panel platform comprises that actual boats and ships drive control platform and centralized control console of engine room and go up instrument, button, carriage clock, throttle control, the Steering Wheel of installing, and for the user provides various operations thereon, it is identical with true boat system; Described industrial computer is finished physics and is driven the output of switching value of the analog quantity output of each analogue instrument on control platform, the central control desk and pilot lamp and the data acquisition of each switch, carriage clock and behaviour driver's handle position signalling, be sent in the described database server, realization is to the control of relevant device, and the instrument of delivering to actual Pan Tai from described database server reading of data shows.
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| Application Number | Priority Date | Filing Date | Title |
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| CNU2008202317177U CN201364657Y (en) | 2008-12-12 | 2008-12-12 | Virtual reality simulation system of ship engine room |
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| CNU2008202317177U CN201364657Y (en) | 2008-12-12 | 2008-12-12 | Virtual reality simulation system of ship engine room |
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| CN201364657Y true CN201364657Y (en) | 2009-12-16 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102004843A (en) * | 2010-09-07 | 2011-04-06 | 哈尔滨工业大学 | Handheld control roaming system with pattern recognition function |
| CN104537910A (en) * | 2014-12-22 | 2015-04-22 | 中国核电工程有限公司 | Virtual reality system and method for nuclear fuel reprocessing plant head end |
| CN106875774A (en) * | 2017-04-17 | 2017-06-20 | 安徽汇宜智信科技有限公司 | A kind of virtual navigation simulated training system based on motion sensing control device |
| CN108122449A (en) * | 2017-12-23 | 2018-06-05 | 河南思维信息技术有限公司 | Based on 3D emulation operation bench adaptation multi-vehicle-type high ferro EMU simulation systems |
| CN110111634A (en) * | 2019-06-03 | 2019-08-09 | 中国人民解放军海军潜艇学院 | A kind of submarine dynamical system simulation training device that actual situation combines |
| CN111724052A (en) * | 2020-06-12 | 2020-09-29 | 大连海事大学 | Intelligent evaluation system for ship turbine simulator |
| CN111951404A (en) * | 2020-07-24 | 2020-11-17 | 广东交通职业技术学院 | Ship control method, system, device and storage medium |
-
2008
- 2008-12-12 CN CNU2008202317177U patent/CN201364657Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102004843A (en) * | 2010-09-07 | 2011-04-06 | 哈尔滨工业大学 | Handheld control roaming system with pattern recognition function |
| CN104537910A (en) * | 2014-12-22 | 2015-04-22 | 中国核电工程有限公司 | Virtual reality system and method for nuclear fuel reprocessing plant head end |
| CN106875774A (en) * | 2017-04-17 | 2017-06-20 | 安徽汇宜智信科技有限公司 | A kind of virtual navigation simulated training system based on motion sensing control device |
| CN108122449A (en) * | 2017-12-23 | 2018-06-05 | 河南思维信息技术有限公司 | Based on 3D emulation operation bench adaptation multi-vehicle-type high ferro EMU simulation systems |
| CN110111634A (en) * | 2019-06-03 | 2019-08-09 | 中国人民解放军海军潜艇学院 | A kind of submarine dynamical system simulation training device that actual situation combines |
| CN111724052A (en) * | 2020-06-12 | 2020-09-29 | 大连海事大学 | Intelligent evaluation system for ship turbine simulator |
| CN111724052B (en) * | 2020-06-12 | 2023-12-05 | 大连海事大学 | Intelligent evaluation system for ship turbine simulator |
| CN111951404A (en) * | 2020-07-24 | 2020-11-17 | 广东交通职业技术学院 | Ship control method, system, device and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091216 Termination date: 20101212 |