JPH08286600A - Airplane design simulator - Google Patents

Abstract

PURPOSE: To make it possible to continuously execute design and flight simulation of an airplane design simulator with one system. CONSTITUTION: A computer 1 has an airplane design function 10 and a flight simulation function 11. A pilot inputs graphic data by an input device 2a of a graphic input device 2 and designs an arbitrary airplane by this airplane design function 10. The computer 1 calculates the performance value of the airframe of this airplane in accordance with the designed shape data, inputs the calculated result to the flight simulation function 11 and executes flight simulation by the steering input by pilot's controller 3. This flight simulation is displayed together with mimic visual fields and instrument information on a display device 4 and, therefore, the design and simulation with one system are made possible.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an aircraft design / simulator that allows a user to experience a flight with free design results by combining an aircraft design by computer and a flight simulator.

[0002]

2. Description of the Related Art There is a CAD system in conventional aircraft design, and there is a flight simulator that simulates flight conditions based on the flight performance and characteristics based on the CAD system. In the conventional device, these CAD and simulator function individually and independently. That is, FIG. 5 is an external view of a conventional aircraft design system, which comprises a graphic input device 22, a display device 24, and a computer 21. The designer selects a design parameter from the graphic input device 22 using a pen 22a. , Shape, etc. are input to the calculator 21, and the display device 24
A graphic is displayed while watching, and a desired aircraft is created by the aircraft design function 30 of the computer 21.

There is also an apparatus in which the computer 21 can calculate flight characteristics and performance from the aircraft design result created by such an operation. However, in such a device, these performance data are only for evaluating the quality of the design result, and generally the design system mainly aims to obtain detailed manufacturing data.

FIG. 6 is an external view of a conventional flight simulator. The flight simulator is composed of a control device 23, a simulated field of view 24a, a display device 24 for displaying an instrument 24b, and a calculator 31. The flight simulation function 40 controls the motion state of the aircraft calculated based on the airframe performance / characteristics held by the computer 31 in advance by using the control device 23, the simulated visual field 24a displayed on the display device 24, and the instrument 24b. It is a thing.

Some flight simulators allow selection of several types of aircraft and airframe shapes that have been set to some extent, but these are only set as default values, and differences in maneuvering feeling are required. The main purpose was to experience the difference in flight characteristics, and it was not directly related to the design of the aircraft.

[0006]

FIG. 5 shows a conventional device.
The design system shown in (1) mainly calculates data for manufacturing and drawings, and calculates various kinds of data. Also,
The flight simulator shown in FIG. 6 includes a large amount of aerodynamic data, maneuvering characteristics, control laws, etc., and is a large-scale device for the purpose of matching the maneuvering sensation of an actual aircraft.

The present invention simplifies the above-mentioned characteristics of each conventional device for the purpose of education and enlightenment about the aircraft, and operates the aircraft created by the design by the same device to realize the design. Flight performance, changes in characteristics,
The objective is to realize an aircraft design / simulator that allows you to feel the impact of the problem.

[0008]

Therefore, according to the present invention, a computer is provided with an aircraft design means and a means for performing flight simulation, and aircraft data is input to the aircraft design means from a graphic input device and used as means for flight simulation. Is configured to be provided with a display device for performing steering input from the control device and displaying the design content and simulation result by the design means.

That is, the present invention is a computer equipped with an aircraft designing means for calculating aircraft body shape data and a means for obtaining an aircraft performance value based on the data of the design result and performing a flight simulation based on the aircraft performance, and an aircraft. A graphic input device for inputting each data of the graphic to the aircraft designing means in the computer, a control device for steering input to the means for performing flight simulation in the computer, a design content performed by the aircraft designing means, An aircraft design / simulator comprising a display device for displaying flight simulation output, simulated field of view from the computer, and instrument information.

[0010]

According to the present invention, by such means, the designer inputs the figure data of the airframe with the figure input device, and using the display device, the aircraft design means in the computer makes the shape data of an arbitrary aircraft, for example, a long shape data. Design the size, weight, area, width, etc. At this time, in order to simplify the design work, if the selection operation is mainly performed and the drawing is performed based on the reference value as much as possible even for an arbitrary figure input, the design is facilitated. Next, the computer calculates the machine performance, such as the resistance coefficient, the fuel consumption rate, and the blade surface load, from the designed machine data (length, weight, area, width, etc.). In addition to performing aerodynamic calculation by means of performing flight simulation based on these calculated data, when the operator (designer) inputs steering input from the control device, based on this input, motion calculation is performed and the result is calculated. Output to the display device together with the instruction of the instrument and the simulated field of view.

As described above, the operator designs the shape of the aircraft while looking at the display device, and the computer calculates the performance of the aircraft based on the designed shape data. The flight simulation can be continuously performed by one system while observing the simulated visual field and instrument information displayed on the display device.

[0012]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is an external view of an aircraft design / simulator according to a first embodiment of the present invention, and FIG. 2 is a functional block diagram thereof. In FIG. 1, reference numeral 1 is a computer, which has an aircraft design function 10 and a flight simulator function 11 inside. 2 is a figure input device having an input device 2a. Reference numeral 3 is a control device, and 4 is a display device.

The operation of this structure will be described with reference to FIG. In the first embodiment, the designer uses the input device 2a of the graphic input device 2 while looking at the display device 4 to select the body shape, engine selection, number of engines, mounting position, etc., and inputs them to the computer 1. To do. Furthermore, drawing and modification of the wing shape and coloring of the aircraft will be performed. These data are input to the aircraft design function 10 in the computer 1 to design the aircraft.

In the computer 1, the aircraft design function 10 calculates the aircraft shape data 15 such as length, weight, area, width, etc., and the aircraft performance calculation 11 is performed based on the designed aircraft shape data 15, and the resistance coefficient is calculated. , A fuel consumption rate, a wing surface load, and other airframe performance values 16 are calculated, and the flight simulator 12
To enter. The design result 13 designed by the aircraft design function 10 is displayed on the display device 4 as needed. Next, the operator operates the control device 3 to operate the flight simulator 12 of the computer 1 for steering input 1 such as attitude, throttle, etc.
When step 8 is performed, the flight simulator 12 performs aerodynamic calculation, attitude calculation, and motion calculation based on these airframe performance values 13, and determines the attitude and motion specifications (speed, altitude, etc.) of the aircraft.

When these postures and movement specifications are obtained, the flight simulator 12 gives the display device 4 information 17 such as simulated visual field and instrument information, and displays the information 17 together with the above-mentioned specifications to make the operator feel the operation. After this, the pilot operates the control device 3,
While watching the display device 4, the aircraft is operated based on the designed airframe.

FIG. 3 is a block diagram showing the functions of the aircraft design / simulator according to the second embodiment of the present invention. In the figure, the parts different from the first embodiment are denoted by reference numerals 5, 6,
7 and 19, and other parts are the same as those in the first embodiment, so these characteristic parts will be described in detail.

In the second embodiment, the key input device 7 and the position pointing device 6 (mouse, etc.) attached to the computer 1 are used without preparing special ones as the graphic input device 2 and the control device 3. By inputting data, the same operation and effect as those of the first embodiment can be obtained. Further, in order to further simplify the design operation, it is possible to create the airframe shape of an arbitrary aircraft to some extent by retaining the reference data 5 and selecting and proportionally expanding and reducing the reference data 5. .

FIG. 4 is a block diagram showing the functions of the aircraft design / simulator according to the third embodiment of the present invention. In the third embodiment, the computer 1 has the above-described first embodiment,
A plurality of systems 20 including the system of the second embodiment and other systems are provided. Further, in this system 20, a dedicated system is prepared for each propeller machine, supersonic machine, helicopter and other models.

The designer first sets A, as indicated by reference numeral 19,
After selecting which of the B, C, and D aircraft to design, and then moving to each design, the same type of aircraft with a greater degree of freedom can be designed and flight simulation performed below. System.

To summarize the first to third embodiments described above, an aircraft design function 10 and an aircraft performance calculation function 11 are given.
And a computer 1 having a motion calculation function of an aircraft, a graphic input device 2 for designing, a display device 11, and a control device 3 for performing a flight simulation 12 and a simulated visual field and instruments. The display device 4 for displaying the information 17 is integrated.

Therefore, particularly in the design, the purpose is to calculate the data for carrying out the flight simulation, not for the purpose of manufacturing, and by simplifying, the number of data is reduced so that the flight simulator can be connected. The information 17 such as the simulated field of view and the instrument displayed on the display device 4 enables continuous designing and flight simulation of the aircraft.

[0022]

As described above in detail, according to the present invention, the computer is provided with the aircraft design means and the flight simulation means, and the aircraft design means inputs the data of the aircraft from the graphic input device. However, since the flight simulation means is provided with a display device for performing steering input from the control device and displaying the design contents and the simulation result in the design means, while watching the display device, the desired figure input device can be used. Determine the aircraft shape,
After that, based on the value obtained by aircraft performance calculation,
By manipulating the flight control device and the visual field and instruments displayed on the display device, it is possible to continuously carry out simulated flight of the previously designed aircraft by one system. Therefore, as compared with the conventional flight simulator, it is possible to carry out a flight simulation based on the motion performance of an aircraft having an arbitrary body having a high degree of freedom.

[Brief description of drawings]

FIG. 1 is an external view of an aircraft design / simulator according to a first embodiment of the present invention.

FIG. 2 is a functional block diagram of an aircraft design / simulator according to the first embodiment of the present invention.

FIG. 3 is a functional block diagram of an aircraft design / simulator according to a second embodiment of the present invention.

FIG. 4 is a functional block diagram of an aircraft design / simulator according to a third embodiment of the present invention.

FIG. 5 is an external view of a conventional aircraft design system.

FIG. 6 is an external view of a conventional flight simulator.

[Explanation of symbols]

 1 Computer 2 Graphic Input Device 3 Control Device 4 Display Device 5 Reference Data 6 Position Indicator 7 Key Input Device 10 Aircraft Design Function 11 Aircraft Performance Calculation 12 Flight Simulation 13 Design Result 15 Aircraft Shape Data 16 Performance Value 17 Simulated Field of View, Instrument Information

Claims (1)

[Claims] 1. A computer equipped with an aircraft designing means for calculating aircraft body shape data and a means for determining an aircraft performance value based on the data of the design result, and a flight simulation based on the aircraft performance; A graphic input device for inputting each data to the aircraft design means in the computer, a control device for steering input to the means for performing flight simulation in the computer, design contents performed by the aircraft design means, and the flight simulation An aircraft design / simulator, comprising: a display device that displays output and simulated field of view from the computer and instrument information.