CN110738901A

CN110738901A - flight simulator

Info

Publication number: CN110738901A
Application number: CN201911186468.3A
Authority: CN
Inventors: 周阎; 周旺根; 崔渊博
Original assignee: Xi'an Feibao Technology Co Ltd
Current assignee: Xi'an Feibao Technology Co Ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-01-31

Abstract

The invention discloses flight simulators, which are characterized by comprising a visual device, a sound effect device, a dynamic device, a control device, a teacher console device, an airplane performance simulation system and a VR entertainment experience device, wherein the visual device is used for receiving visual data and generating corresponding scenes in a display, the sound effect device is used for receiving sound effect data and simulating airplane flight sound effects, the dynamic device is used for receiving motion data and simulating flight states, the control device is used for operating simulation and sending generated control information data to an airplane performance simulation system, the teacher console device is used for setting various game courses and controlling a plurality of devices in a cabin, the airplane performance simulation system is used for solving real-time calculation according to received control information data and state quantities of an airplane to complete real-time simulation of a flight process by establishing a mathematical model, and transmitting calculation results to other systems through a network.

Description

flight simulator

Technical Field

The invention relates to the technical field of flight simulation, in particular to flight simulators.

Background

The flying experience type entertainment equipment, like smart phones, tablet computers and other equipment, changes life styles of people, and experience type entertainment also changes the entertainment styles of people, aiming at the limited experience of PC household machines and the requirement of people on the experience of high simulation, the United states firstly applies a flying simulation experience device to the civil field, in various markets or exhibitions in the United states, no matter seats, control consoles or instruments in equipment similar to an airplane cockpit are consistent with the real pilot.

However, the flight entertainment experience equipment is still in the starting and groping stages in China, the entertainment flight experience equipment in the current market can be basically understood as an upgraded version of a game machine, and the simulation degree is low. The following two types of products are roughly classified: 1. part of hardware upgrading is carried out on the domestic flying game machine, and the hardware upgrading mainly comprises a control handle, an instrument display and the like. 2. The visual experience which is more vivid is provided for the experiencer through VR technology. The above apparatus has the following disadvantages: 1) the configuration is simple, the operable surface is small, and the whole driving participation of an experiencer is not enough; 2) VR's own short-line-of-sight characteristic, it is obvious to use vertigo for a long time.

Disclosure of Invention

objects of the present invention are to address at least the above problems and to provide at least the advantages that will be described later.

It is also a object of the present invention to provide flight simulators that can solve the problem of vertigo to people caused by long-term use of VR entertainment experience equipment.

To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided flight simulators including:

the visual equipment is used for receiving visual data and generating a corresponding scene in the display;

the sound effect equipment is used for receiving sound effect data and simulating the flight sound effect of the airplane;

the dynamic device is used for receiving the motion data and simulating the flight state;

the control equipment is used for operation simulation and sending the generated control information data to the airplane performance simulation system;

the teacher console device is used for setting various game courses and controlling a plurality of devices in the control cabin;

the aircraft performance simulation system completes real-time simulation of a flight process by establishing mathematical models of aerodynamic characteristics, a motion equation, a flight control system, an engine system and an undercarriage system of an aircraft and then resolving the received control information data and state quantity of the aircraft in real time, and transmits the resolving result to other systems through a network.

Further , the viewing device includes an imaging subsystem and a display subsystem.

And , simulating real world scene outside the cabin according to the position information and the posture information of the airplane by the imaging subsystem, wherein the display subsystem comprises a projector, geometric correction software and a virtual image spherical screen, and the virtual image spherical screen comprises a rear projection screen and a carbon spherical mirror.

Further , the sound effect device is an in-cabin sound, and the sound includes an active sound and a passive sound.

, the dynamic device comprises a motion platform, a servo motor system, a sensor system, a control system and a monitoring system.

, six sets of servo motor systems are distributed around the motion platform and connected with the simulator cabin, and the control system receives attitude information data and controls the servo motor systems.

, it also includes auxiliary devices to supply basic power to the whole simulator, to ensure the normal operation of the device, and monitor the operation process to ensure the safe operation of the device.

And , it also includes computer and network system, which arranges the software deployment, network structure and computer cabinet of the whole simulator.

The invention has the beneficial effects that:

1. the invention solves the problem that the VR entertainment experience equipment brings dizziness to people after being used for a long time.

2. The invention adopts a six-degree-of-freedom motion system, provides more vivid motion effect for experience, well coordinates and cooperates with a vision system to provide more real flight experience for an experiencer, and reduces vertigo caused by mismatching of vision and body feeling.

3. The invention has strong universality and is convenient to use in pushing in the fields of a plurality of simulation equipment such as aerospace, vehicles, ships and the like.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic diagram of the connection structure of embodiments of the present invention.

FIG. 2 is a component diagram of the instructor console system software modules in embodiments of the present invention.

Fig. 3 is a diagram of the auxiliary system components in embodiments of the present invention.

Fig. 4 is a diagram of a computer network system component in embodiments of the invention.

Detailed Description

The present invention is further described in detail below with reference to the attached drawing figures to enable one skilled in the art to practice the invention with reference to the description.

It should be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of or more other elements or combinations thereof

The embodiment of the invention provides flight simulators, which comprise flight simulators and comprise:

the visual equipment is used for receiving visual data and generating a corresponding scene in the display; the vision equipment comprises an imaging subsystem and a display subsystem; the imaging subsystem simulates the world scene outside the cabin according to the position information and the attitude information of the airplane; the display subsystem comprises a projector, geometric correction software and a virtual image spherical screen, wherein the virtual image spherical screen comprises a rear projection screen and a carbon spherical mirror.

It will be appreciated that the main functions of the viewing apparatus include: 1) the device has the time settings of day, dusk, night and the like, and provides the weather effects of cloud, rain, fog and the like; 2) continuous terrain, river, field, runway, and landmark terrain; 3) an infinite horizon effect; 4) displaying different regional seasons set in a task scene;

it is understood that the geometric correction software can perform nonlinear geometric correction on a received video picture, thereby controlling the distortion rate of geometric distortion of the picture; it receives the signal from the imaging subsystem, and after correction, it is displayed by the projector. The system adopts a software mode to carry out geometric correction, and the geometric distortion of the corrected system is not more than 2%.

It can be understood that the working principle of the display subsystem is that the signal projected by the projector is geometrically corrected based on the light path design, and then a high-quality image is formed on the back surface of the rear projection screen, and then the high-quality image is projected onto the surface of the carbon spherical mirror to form continuous and complete scenes outside the cockpit window, so that the cockpit operator can observe a scene from the air flight scene .

The sound effect equipment is used for receiving sound effect data and simulating the flight sound effect of the airplane; the sound effect equipment is a sound device in the cabin, and the sound device comprises an active sound device and a passive sound device.

It is understood that the main functions of the sound effect device include: 1) simulating engine running sound; 2) simulating sound generated by landing of the landing gear; 3) the simulated runway effect sound is generated, and the airplane wheels generate friction sound when sliding on the ground.

it will be appreciated that the steering device includes the following functions: a cabin mechanism subsystem, a steering subsystem, an interface subsystem, an instrument subsystem, a lighting subsystem, etc.

The dynamic device is used for receiving the motion data and simulating the flight state; the dynamic equipment comprises a motion platform, a servo motor system, a sensor system, a control system and a monitoring system; six sets of servo motor systems are distributed around the motion platform and connected with the simulator engine room; and the control system receives the attitude information data and controls the servo motor system.

It will be appreciated that the main functions of the kinetic device include: 1) providing dynamic feeling for experience personnel; 2) the control function is used for receiving six-degree-of-freedom attitude information under an airplane coordinate system provided by a flight simulation system, converting the six-degree-of-freedom attitude information into the stretching amount of six independent actuating cylinders through a control algorithm and truly simulating flight experience

It will be appreciated that the motion platform comprises an upper platform for supporting the cabin and a lower platform fixed to the ground.

It can be understood that the dynamic device comprises six sets of independent servo systems, and the motion of the six actuators is coordinately controlled by the feedback and control system of the sensor measurement system, so that the motion of the platform in the directions of six degrees of freedom and the compound motion of the degrees of freedom are realized.

it can be understood that for the user of service provide control interfaces to equipment, the user of service can start at the teacher's control cabinet, pause, reset control, can select the course task, realize that time of taking off, weather etc. are the setting of definite parameter promptly, carry out various control operations to the recreational apparatus, for use, teacher's control cabinet divides the design of system interface as far as possible succinctly understandable, the operation of being convenient for.

It will be appreciated that the instructor console device functions primarily as follows:

1) course parameter setting function: setting various game course tasks;

2) a cabin sound setting function; setting the on and off of the environmental sound in the cabin;

3) implementing a data communication function: real-time data interaction with each simulation system;

4) flight process control functions: starting and resetting control functions in the flight process;

5) sports equipment control functions: controlling the starting, resetting and trial movement of the movement system;

6) the system monitoring control function: the running state of other software systems can be monitored in real time;

7) remote device control function: the projector and the computer can be remotely controlled to be turned on or off.

It can be understood that, as shown in fig. 2, the instructor console subsystem is composed of 6 modules, namely, a remote control module, a global data module, an interface framework module, a network platform module, a data processing module and a resource management module.

The remote control module mainly realizes the remote on-off control function of the subsystem of the teacher console. The teacher console subsystem sends a power on/off control instruction through the Ethernet to remotely wake up and power off each computer and projector in the network.

The global data module defines a static global structure and variables, and realizes data exchange between the network platform and the interface framework by the reference of the network platform and the interface framework.

The interface frame module is mainly used for drawing a human-computer interaction interface, managing and processing page UI logic and completing the appointed function of each control of the interface.

The network communication module creates a platform node, the teacher console subsystem is accessed to the network platform, the scheduling management of the system of the network platform is obeyed, and the real-time interaction of data with the network platform is realized.

The data processing realizes the data conversion processing process correspondingly completed from the network platform to the interface frame and the data conversion processing process correspondingly completed from the interface frame to the network platform.

The configuration management module manages and loads a file system containing pictures, initial data, configuration information, and the like.

It can be understood that the primary functions of the aircraft performance simulation subsystem are as follows:

1) establishing a typical motion equation of the airplane, and solving the current motion state of the airplane according to the external force and the external moment generated by aerodynamic force, landing gear supporting force and engine thrust;

2) establishing an airplane atmospheric data system model, calculating the aerodynamic characteristics of the airplane under the normal flight condition in real time, and providing output of parameters such as indicated airspeed, lifting rate, Mach number, dynamic pressure and the like;

3) calculating the dynamic and static characteristics of the tension and the rotating speed and the oil consumption characteristics of the aircraft power device system under the normal working condition in real time;

4) the functions, normal working characteristics and the like of other systems (such as an undercarriage system and a fuel system) of the airplane are simulated in real time;

5) generating flight state parameters and aircraft attitude data related to other subsystems of the entertainment-level simulator

Optionally, the simulation system further comprises auxiliary equipment, which provides basic power supply for the whole simulation machine, ensures that the equipment can normally operate, monitors the operation process, and ensures the operation safety of the equipment.

It is understood that the auxiliary equipment of the simulator mainly comprises a power supply subsystem, a monitoring subsystem and a ventilation subsystem, as shown in fig. 3.

1) A power supply subsystem: a working power supply is provided for the simulator, and the normal and effective operation of the simulator is ensured;

2) a monitoring subsystem: in order to ensure the safety of the simulator experience personnel, the interior of the entertainment cabin is monitored and the pictures are recorded;

3) and the ventilation subsystem supplies air to the interior of the cabin, ensures the air circulation in the cabin and provides comfortable cabin temperatures for experience personnel.

Optionally, the simulation system further comprises a computer and a network system, and the software deployment, the network architecture and the computer cabinet of the whole simulation machine are arranged.

It can be understood that, as shown in fig. 4, the computer and the network system are pure hardware systems, and mainly include workstations, switches, and connection cables between devices, where the cabinet is provided by a dynamic simulation subsystem, and other devices are shelf products.

In of the embodiments, as shown in FIG. 1, the working principle of the invention is as follows:

experience personnel operate the airplane through simulation operation equipment such as a side lever, a pedal and an oil lever of an operation subsystem, related sensors acquire analog quantity and switching value of various simulation equipment in real time and send the analog quantity and the switching value to a mathematical model of an airplane performance simulation system, the airplane performance simulation system carries out real-time resolving and using on data of the simulation equipment, and the data after settlement is sent to a vision system, a sound simulation system, an instrument system, a motion system and a task configuration system.

The visual system calls corresponding scenes from a visual database in real time according to the received airplane attitude and position information, generates and displays the scenes on a projection screen, the sound simulation system simulates the engine running sound according to the received data of the airplane flight state, the acceleration, the angular velocity and the like, simulates the sound generated when the landing gear lands, simulates the runway effect sound and the friction sound generated when the airplane wheels run on the ground, the instrument system displays corresponding airplane parameters in an instrument panel according to the received data, and the motion system controls six servo motor systems to realize the actions of ascending, descending, rollover, pitching and the like of the cabin body according to the received data, provides visual, auditory and tactile real reactions for experience personnel, and builds simulation environments with strong immersion for the experience personnel.

The equipment administrator configures the task configuration system of the instructor console team, can perform starting, pause and reset control, can select course tasks, realizes the setting of the determined parameters such as take-off time and weather, and performs various control operations on the entertainment machine.

While embodiments of the invention have been described above, it is not limited to the applications set forth in the specification and the embodiments, which are fully applicable to various fields of endeavor for which this invention pertains, and further modifications may readily be made thereto by those skilled in the art, and it is therefore intended that this invention not be limited to the details shown and described herein without departing from the -generic concept defined by the claims and the equivalent scope thereof.

Claims

1, A flight simulator, comprising:

2. The flight simulator of claim 1, wherein the vision device includes an imaging subsystem and a display subsystem.

3. The flight simulator of claim 2, wherein the imaging subsystem simulates real world scene outside the cabin based on the position and attitude information of the airplane, and the display subsystem comprises a projector, geometry correction software, and a virtual spherical screen comprising a rear projection screen and a carbon spherical mirror.

4. The flight simulator of claim 1, wherein the sound effect device is an in-cabin sound, the sound including active and passive sounds.

5. The flight simulator of claim 1, wherein the dynamic device comprises a motion platform, a servo motor system, a sensor system, a control system, and a monitoring system.

6. The flight simulator of claim 5, wherein the servo motor systems are six sets distributed around the motion platform and connected to the simulator nacelle, and the control system receives attitude information data and controls the servo motor systems.

7. The flight simulator of claim 1, further comprising auxiliary devices to provide basic power to the whole simulator to ensure the normal operation of the device and to monitor the operation process to ensure the safe operation of the device.

8. The flight simulator of claim 1, further comprising a computer and a network system for layout of software deployment, network architecture, and computer cabinets for the entire simulator.