WO2011155020A1 - 操縦支援装置 - Google Patents
操縦支援装置 Download PDFInfo
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- WO2011155020A1 WO2011155020A1 PCT/JP2010/059630 JP2010059630W WO2011155020A1 WO 2011155020 A1 WO2011155020 A1 WO 2011155020A1 JP 2010059630 W JP2010059630 W JP 2010059630W WO 2011155020 A1 WO2011155020 A1 WO 2011155020A1
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- WIPO (PCT)
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- information
- flight restriction
- restriction area
- unit
- steering
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- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 title abstract 5
- 238000000034 method Methods 0.000 description 28
- 239000000446 fuel Substances 0.000 description 19
- 238000012545 processing Methods 0.000 description 14
- 238000001514 detection method Methods 0.000 description 13
- 230000000630 rising effect Effects 0.000 description 11
- 230000001174 ascending effect Effects 0.000 description 9
- 230000006870 function Effects 0.000 description 9
- 230000001141 propulsive effect Effects 0.000 description 9
- 238000013459 approach Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 6
- 230000001133 acceleration Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012876 topography Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 230000014616 translation Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
- G05D1/04—Control of altitude or depth
- G05D1/06—Rate of change of altitude or depth
- G05D1/0607—Rate of change of altitude or depth specially adapted for aircraft
- G05D1/0646—Rate of change of altitude or depth specially adapted for aircraft to follow the profile of undulating ground
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G5/00—Traffic control systems for aircraft, e.g. air-traffic control [ATC]
- G08G5/0047—Navigation or guidance aids for a single aircraft
- G08G5/0056—Navigation or guidance aids for a single aircraft in an emergency situation, e.g. hijacking
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G5/00—Traffic control systems for aircraft, e.g. air-traffic control [ATC]
- G08G5/0047—Navigation or guidance aids for a single aircraft
- G08G5/006—Navigation or guidance aids for a single aircraft in accordance with predefined flight zones, e.g. to avoid prohibited zones
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G5/00—Traffic control systems for aircraft, e.g. air-traffic control [ATC]
- G08G5/0073—Surveillance aids
- G08G5/0086—Surveillance aids for monitoring terrain
Definitions
- the present invention relates to a maneuvering support apparatus that assists in maneuvering a flying object.
- Japanese translations of PCT publication No. 2008-536736 discloses a system for automatically controlling an aircraft so that the aircraft exceeds the terrain undulation when the terrain undulation exists in front of an aircraft flying on a predetermined route. Yes.
- the present invention provides a maneuvering support device that can sufficiently ensure the degree of freedom of navigation for the operator while improving the safety of the flying object by setting the flight restriction area along the terrain.
- the purpose is to do.
- the terrain information acquiring unit for acquiring the terrain information the aircraft information acquiring unit for acquiring the aircraft information of the flying object, and the terrain information Based on the terrain information acquired by the acquisition unit and the aircraft information acquired by the aircraft information acquisition unit, a flight restriction area setting unit that sets a flight restriction area along the terrain, and a flight restriction area set by the flight restriction area setting unit And a maneuvering support unit that assists in maneuvering the flying object.
- the steering assistance device it is possible to appropriately suppress unintentional approach of the flying object to the ground surface by supporting the flying object based on the flight restriction area set along the terrain. Therefore, the safety of the flying object can be improved. Furthermore, according to the steering support device according to the present invention, by setting the flight restriction area based on the aircraft information of the flying object, the flight restriction area that can be avoided by a reasonable maneuvering according to the movement performance of the flying object, etc. Setting is possible. Moreover, according to the steering support device according to the present invention, by setting the flight restriction area along the terrain, it is possible to avoid unnecessary restriction of the route, so the degree of freedom of route selection by the pilot of the flying object Can be secured sufficiently. Therefore, according to the steering assistance device according to the present invention, it is possible to sufficiently secure the degree of freedom of route selection while improving the safety of the flying object.
- the terrain information includes information on the spot that can be landed on the spot
- the aircraft information includes information on the glide ratio of the flying object.
- a glide surface calculation unit for calculating a glide surface for the non-spottable landing point, and the flight restriction area setting unit may set the flight restriction area based on the glide surface calculated by the glide surface calculation unit. preferable.
- the steering support device it is possible to calculate a glide surface that serves as a reference for the altitude at which the flying object can reach the point where it is possible to glide on the basis of the emergency landing possible point information and the gliding ratio information. For this reason, in the operation support device according to the present invention, by setting the flight restriction area based on the gliding surface, even if power is broken during the flight, the aircraft flies at an altitude at which it is possible to reach the point where it can be landed in an emergency. As a result, it becomes possible to perform steering assistance. Therefore, according to the steering assistance device according to the present invention, the safety of the flying object can be improved.
- the propulsion unit includes a propulsion device failure determination unit that determines a failure of the propulsion device of the flying object, a position information acquisition unit that acquires position information of the flying object, and a propulsion unit failure determination unit.
- a glideable range calculation unit that calculates a glideable range of the flying object based on the position information of the flying object and the gliding ratio information when it is determined that there is a malfunction, and the flight restriction area setting unit includes: When the glideable range calculation unit calculates the glideable range, it will fly based on the glideable range, the position information of the flying object, and the emergency landing point information so that the flying object is guided to the temporary landing point within the glideable range. It is preferable to set a restricted area.
- the steering support device when the propulsion device of the flying object breaks down, the glideable range that the flying object can reach only by gliding is calculated, and the flying object is set to a spot that can be landed within the glideable range.
- the flight restriction area By setting the flight restriction area so as to guide, it is possible to increase the probability of successful landing of the flying object. Therefore, according to the steering assistance device according to the present invention, the safety of the flying object can be improved.
- the aircraft information includes the maximum climb rate information of the flying body, and the flight restriction area setting unit sets the flight restriction area based on the maximum climb rate information. .
- the flight restriction area is set such that the flight restriction area is set based on the maximum climb rate information of the flying object, so that it can be avoided by a reasonable maneuvering according to the rising performance of the flying object. It becomes possible to set W. This contributes to improving the stability and riding comfort of the flying object.
- the terrain information includes airport position information regarding the position of the airport, the aircraft information includes the remaining cruising distance information of the flying object, and acquires the position information of the flying object.
- the flight restriction area setting unit preferably sets the flight restriction area based on the cruising limit plane calculated by the cruising limit plane calculation unit.
- the steering support device based on the position information of the flying object, the airport position information, and the remaining cruising distance information, the cruising range that serves as a reference for the airspace in which the flying object can land at the airport within the remaining cruising distance.
- the limit surface can be calculated. For this reason, in the operation support device according to the present invention, by setting the flight restriction area based on the cruising limit surface, it is possible to avoid entering the airspace where the flying object cannot return to the airport.
- the steering assistance unit performs a steering control for returning the flying object to the outside of the flight restriction area when the flying object enters the flight restriction area.
- the steering support device According to the steering support device according to the present invention, even if the pilot has not noticed that he / she has entered the flight restriction area by performing the steering control to return the flying object to the outside of the flight restriction area, Can be secured.
- the steering support device 1 is provided in the small airplane A and supports the pilot of the pilot of the small airplane A.
- the small airplane A is an airplane used for sightseeing flight. In sightseeing flight, the route is freely changed by the pilot.
- the steering support device 1 sets a flight restriction surface F that is a boundary between an area where the flight should be restricted and an area where the flight is not restricted from the viewpoint of safety.
- the maneuvering assistance device 1 sets the flight restriction surface F so that the area where the flight is not restricted becomes large in order to ensure the freedom of the operator's route selection.
- the maneuvering assistance device 1 sets an area where the flight of the small airplane A should be restricted as the flight restriction area W based on the set flight restriction surface F.
- the steering assistance device 1 performs various types of steering assistance so that the small airplane A does not enter the flight restriction area W.
- FIGS. 2 and 3 are diagrams showing the flight restriction area W set along the terrain.
- the steering assistance device 1 sets a flight restriction surface F along the terrain in order to prevent the small airplane A from colliding with the ground surface.
- the steering assist device 1 sets the air space between the flight restriction surface F and the ground surface set along the terrain as the flight restriction area W.
- the steering assistance device 1 sets the flight restriction surface F to an altitude higher than the legal minimum altitude H.
- the small airplane A needs to fly higher than the legal minimum altitude H except in an emergency. For this reason, the steering assistance device 1 sets the legal minimum altitude surface J along the ground surface from the ground surface to the height of the legal minimum altitude H.
- the maneuvering assistance device 1 sets the flight restriction plane F at an altitude higher than the legal minimum altitude plane J in order to limit the flight of the small airplane A below the legal minimum altitude H.
- the maneuvering assistance device 1 sets the flight restriction surface F so that even if the power of the small airplane A breaks down, it can reach the point P where it is possible to land on a glide.
- the emergency landing possible point P is a point having a size that allows the small airplane A to arrive in an emergency.
- a playground, a park square, a countryside, or the like is selected.
- FIG. 2 shows the glide angle ⁇ of the small airplane A.
- the glide angle ⁇ is a path angle when the angle of attack is taken so that the glide performance of the small airplane A is maximized.
- the glide angle ⁇ is uniquely determined from the aerodynamic characteristics of the small airplane A together with the glide ratio.
- FIG. 2 shows a gliding surface K with respect to the emergency landing possible point P.
- the gliding surface K is represented as a surface that extends obliquely upward from the point P where it is possible to arrive at a glide angle ⁇ .
- the gliding surface K indicates the altitude at which the small airplane A can reach the point P where it is possible to land in an emergency.
- the gliding surface K is set so that the small aircraft A flying above the gliding surface K can reach the point P where it is possible to land in a gliding manner even when the power of the small aircraft A breaks down.
- the gliding surface K has, for example, a shape along the side surface of the inverted triangular pyramid having the point P where it is possible to arrive temporarily.
- the gliding surface K is set for each of the emergency landing possible points P. Gliding surfaces K of adjacent emergency landing possible points P intersect with each other to form a linear intersection Kt.
- the intersection Kt is the terminal end of each glide surface K. That is, the intersecting glide surface K forms a continuous surface via the intersecting portion Kt.
- the maneuvering assistance device 1 sets the flight restriction surface F at an altitude higher than the gliding surface K so that even if the power of the small airplane A breaks down, it can reach any emergency landing point P by gliding.
- the steering assist device 1 sets the flight restriction surface F so that the ascent angle of the flight restriction surface F does not exceed the maximum ascent angle ⁇ of the small airplane A.
- the maximum ascending angle ⁇ is a path angle at the maximum ascent rate when the ascending performance of the small airplane A is maximized.
- the maximum ascending angle ⁇ varies depending on the altitude of the small airplane A. In FIG. 2, the maximum rising angle ⁇ is shown as a constant value for easy understanding.
- the steering assistance device 1 sets the flight restriction surface F so that the rising angle of the flight restriction surface F does not exceed the maximum rising angle ⁇ .
- the gliding surface K of the glide surface K is set so that the ascending angle of the flight restriction surface F becomes the maximum ascending angle ⁇ .
- the steering assistance device 1 sets a flight restriction plane F that is offset in the horizontal direction from the obstacle in order to prevent the small airplane A from colliding with an obstacle such as a mountain or a building.
- FIG. 3 shows the offset distance L in the horizontal direction.
- the steering assist device 1 sets the horizontal offset distance L shown in FIG. 3 based on the turning radius of the small airplane A.
- Tr1 to Tr3 shown in FIG. 4 are trajectories when the small airplane A continues to avoid turning left or right in the horizontal plane.
- Tr1 is a trajectory when the small airplane A avoids turning only counterclockwise.
- Tr2 shown in FIG. 4 is a trajectory when the small airplane A is switched to the counterclockwise turn immediately after the start of the turn avoidance in the clockwise direction.
- Tr3 shown in FIG. 4 is a trajectory when the small airplane A starts turning clockwise and then switches to turning counterclockwise at a timing later than Tr2.
- Tr3 indicates a locus that protrudes most forward when the small airplane A continues to avoid turning from clockwise to counterclockwise.
- R shown in FIG. 4 is the turning radius of the small airplane A.
- the turning radius R varies depending on the speed of the small airplane A.
- Tr1 in order to complete the turning avoidance of Tr1, a margin of twice the turning radius R is required on the left side of the small airplane A.
- Tr3 in order to complete the turning avoidance of Tr3, a margin of (1 + ⁇ 3) times the turning radius R is required in front of the small airplane A.
- the margin Tu necessary for completing turning avoidance is shown. This Tu is represented as an arc centered on the point C. The position of the point C can be obtained from, for example, the speed of the small airplane A or the turning radius.
- FIG. 5 shows a flight envelope diagram showing the relationship between the speed of the small airplane A and the longitudinal acceleration.
- the speed shown in FIG. 5 is the air speed.
- the turning ability of the small airplane A is maximized when the highest longitudinal acceleration is produced at the lowest speed in the flight envelope shown in FIG. At this time, the small airplane A can avoid an obstacle with the smallest turning radius.
- the speed of the small airplane A that can realize such turning avoidance is shown as VA.
- VA is a so-called maneuvering speed.
- the speed of the small airplane A is too slow compared with VA, it will reach the lift limit and stall.
- the speed of the small airplane A is too high compared with VA or the longitudinal acceleration is increased too much, the structure limit of the aircraft is reached and an excessive load is applied to the aircraft.
- the steering assist device 1 sets the horizontal offset distance L shown in FIG. 3 based on the turning radius of the small airplane A as shown in FIGS. 4 and 5.
- the maneuvering assistance device 1 also includes an obstacle position error in the terrain information, an error in the position information of the small airplane A, an error in the motion state information of the small airplane A, and the influence of the wind.
- the offset distance L in the horizontal direction is set based on
- the steering assist device 1 prevents the small airplane A from colliding with an obstacle such as a mountain or a building in the vertical direction by an offset distance L or more in the horizontal direction.
- the flight restriction surface F separated by the offset distance H or more is set.
- the steering assist device 1 sets the air space between the flight restriction surface F and the ground surface set along the terrain as the flight restriction area W.
- the steering assistance device 1 performs the steering assistance so that the small airplane A is in a balanced state above the flight restriction plane F set along the terrain.
- the balanced state is a state in which the maneuvering power is made zero by balancing all the aerodynamic forces and propulsive forces acting on the small airplane A.
- the flight restriction plane F set along the terrain serves as a reference plane for creating a balanced state.
- the steering assistance device 1 sets the flight restriction plane F so as to avoid the weather trouble when the weather trouble such as thundercloud is detected.
- the flight restriction surface F is set as a vertical surface that cuts off the space between the small airplane A and the weather obstacle, for example.
- the steering assist device 1 sets the airspace outside the flight restriction surface F as seen from the small airplane A as the flight restriction area W.
- the maneuvering assistance device 1 performs maneuvering assistance so that the small airplane A does not enter the flight restriction area W for avoiding weather disturbance.
- the steering assistance device 1 sets the flight restriction surface F so as to guide the small airplane A to the air route predetermined for each airport. To do. Specifically, the steering assist device 1 sets the flight restriction surface F so that only a portion of the flight restriction surface F corresponding to the approach direction of the airport runway is inclined toward the ground. The steering assist device 1 does not lower the altitude of the flight restriction surface F other than the part corresponding to the approach direction of the airport runway. The steering assist device 1 sets the gradient of the flight restriction surface F so that the small airplane A enters the runway at a predetermined route angle determined from airport regulations and aircraft performance. The maneuvering assistance device 1 performs maneuvering assistance so that the small airplane A can enter the runway while maintaining a balanced state along the flight restriction surface F.
- the steering assistance device 1 sets the flight restriction surface F at the controlled airspace boundary.
- the steering assist device 1 sets a management airspace outside the flight restriction surface F as viewed from the small airplane A as the flight restriction area W.
- the steering assistance device 1 cancels the flight restriction plane F at the controlled airspace boundary.
- the steering assistance device 1 sets the flight restriction surface F at the controlled airspace boundary again.
- the maneuvering assistance device 1 sets the flight restriction plane F at the control airspace boundary so that the small airplane A does not enter the wrong control airspace.
- the maneuvering assistance device 1 performs maneuvering assistance so that the small airplane A does not enter the flight restriction area W set for the controlled airspace.
- FIG. 6 is a diagram showing a flight restriction area W set according to the remaining cruising distance of the small airplane A.
- the maneuvering assistance device 1 makes the small airplane A arrive at the airport within the remaining cruising distance Re, and therefore, based on the positional relationship between the small airplane A and the airport Q and the remaining cruising distance of the small airplane A.
- the remaining cruising distance Re is a distance that the small airplane A can reach with the remaining fuel.
- the remaining cruising distance Re is obtained from the remaining amount of fuel and airframe performance.
- FIG. 6 shows the reachable surface N of the small airplane A.
- the reachable surface N is a surface that indicates a limit that can be reached when the small airplane A flies all the fuel without going to the airport.
- the remaining cruising distance Re is constant for all directions of the small airplane A for easy understanding. That is, it is assumed that the remaining cruising range Re is not affected by the turning of the small airplane A. Further, the topography around the small airplane A is flat and there is no wind.
- the reachable surface N is represented as a circle having a radius of the remaining cruising distance Re on the plane.
- FIG. 6 shows a cruising limit surface M of the small airplane A with respect to the airport Q.
- the cruising limit plane M is a plane that serves as a reference for the airspace in which the small airplane A can land at the airport Q within the remaining cruising range Re.
- Inside the cruising limit plane M is an air space where the small airplane A can land at the airport Q within the remaining cruising range Re.
- outside the cruising limit surface M is an air space where the small airplane A cannot land at the airport Q within the remaining cruising range Re.
- the cruising limit surface M is represented as an aggregate of points where the sum of the distance from the small airplane A and the distance from the airport Q is equal to the remaining cruising distance Re. That is, the cruising limit plane M is represented as an ellipse with the small airplane A and the airport Q as the focal points on the plane.
- Rt1 to Rt3 shown in FIG. 6 are paths through which the small airplane A reaches the airport Q by using up the remaining amount of fuel.
- Rt1 to Rt3 are formed inside the cruising limit surface M. The length of Rt1 to Rt3 is equal to the remaining cruising range Re.
- the steering assistance device 1 calculates the cruising limit surface M based on the positional relationship between the small airplane A and the airport Q and the remaining cruising distance of the small airplane A.
- the steering assistance device 1 calculates the cruising limit surface M in consideration of the influence on the remaining cruising distance Re by turning of the small airplane A and the influence of wind and landform.
- the steering assistance device 1 sets the calculated cruising limit surface M as the flight limit surface F.
- the maneuvering assistance device 1 may set the flight restriction surface F on the inner side of the cruising limit surface M in order to provide a margin.
- the steering assist device 1 sets the airspace outside the flight restriction surface F as seen from the small airplane A as the flight restriction area W.
- the maneuvering assistance device 1 performs maneuvering assistance so that the small airplane A does not enter the flight restriction area W.
- the steering assistance device 1 calculates the glide possible range based on the altitude, the gliding ratio, the motion state amount, and the surrounding terrain of the small airplane A.
- the glidable range is a range in which the small airplane A can be reached by gliding from the current position. Even if the propulsion device breaks down, the small airplane A can be reached by gliding as long as it is within a glideable range.
- the maneuvering assistance device 1 sets the flight restriction surface F so as to guide the small airplane A to the spot P where it is possible to land within the gliding range. Since the steering assistance device 1 is in an emergency, the flight restriction surface F is always set at a position below the small airplane A.
- the steering assistance device 1 sets the flight restriction surface F so that only a portion of the flight restriction surface F corresponding to the direction toward the emergency landing possible point P is inclined toward the ground. In this case, the steering assistance device 1 does not lower the altitude of the flight restriction surface F other than the part corresponding to the direction toward the emergency landing possible point P.
- the maneuvering assistance device 1 sets the gradient of the flight restriction surface F so that the small airplane A arrives at the emergency landing possible point P at a predetermined route angle determined from the airframe performance of the small airplane A and the like.
- the maneuvering assistance device 1 performs maneuvering assistance so that the small airplane A can reach the emergency landing possible point P while maintaining a balanced state along the flight restriction surface F as much as possible.
- the steering assist device 1 sets the airspace outside the flight restriction surface F as seen from the small airplane A as the flight restriction area W.
- the maneuvering assistance device 1 performs maneuvering assistance so that the small airplane A does not enter the flight restriction area W.
- the steering support device 1 includes a controller 2 that performs overall control of the small airplane A.
- the controller 2 is an electronic control unit having a CPU [Central Processing Unit], ROM [Read Only Memory], RAM [Random Access Memory], and the like.
- the controller 2 is electrically connected to a GPS [Global Positioning System] receiving unit 3, an inertial navigation device 4, an airspeed meter 5, a thrust detection unit 6, an angle-of-attack sensor 7, and a skid angle sensor 8.
- the controller 2 is electrically connected to the weather radar 9, the fuel amount detection unit 10, the terrain information database 11, the propulsion device detection unit 12, the MFD [Multi Function Display] 13, and the steering actuator 14.
- the GPS receiver 3 detects the current position of the small airplane A by receiving signals from a plurality of GPS satellites.
- the GPS receiver 3 transmits the detected current position information of the small airplane A to the controller 2.
- the inertial navigation device 4 detects the speed, acceleration, traveling direction, etc. of the small airplane A.
- the inertial navigation device 4 includes a gyroscope, an accelerometer, a calculation device, and the like.
- the inertial navigation device 4 transmits flight information such as the detected speed to the controller 2.
- the airspeed meter 5 detects an airspeed that is a relative speed between the small airplane A and the surrounding air.
- the airspeed meter 5 transmits airspeed information related to the detected airspeed to the controller 2.
- the propulsive force detection unit 6 is connected to the propulsion unit of the small airplane A and detects the propulsive force of the small airplane A.
- the propulsive force detection unit 6 transmits propulsive force information related to the detected propulsive force to the controller 2.
- the attack angle sensor 7 detects the angle of attack from the attitude of the small airplane A.
- the angle-of-attack sensor 7 transmits angle-of-attack information related to the detected angle of attack to the controller 2.
- the skid angle sensor 8 detects the skid angle of the small airplane A.
- the skid angle sensor 8 transmits to the controller 2 skid angle information regarding the detected skid angle.
- the weather radar 9 detects the weather condition around the small airplane A.
- the weather radar 9 detects weather conditions such as the presence or absence of rain clouds and thunderclouds, the direction and intensity of wind.
- the weather radar 9 transmits weather information regarding the detected weather condition to the controller 2.
- the fuel amount detection unit 10 detects the amount of fuel in the fuel tank of the small airplane A.
- the fuel amount detection unit 10 transmits fuel amount information regarding the detected fuel amount to the controller 2.
- the terrain information database 11 is a database that stores terrain information related to terrain.
- the terrain information includes information related to undulations of terrain including buildings.
- the terrain information also includes information on the spot P where the small airplane A can land temporarily (see FIG. 2).
- the topographic information also includes airport position information related to the position of the airport Q (see FIG. 6).
- the terrain information database 11 transmits the terrain information to the controller 2 in response to a request from the controller 2.
- the propulsion device detection unit 12 detects the state of the propulsion device of the small airplane A such as an engine.
- the propulsion device detection unit 12 transmits propulsion device state information regarding the state of the propulsion device of the small airplane A to the controller 2.
- the MFD 13 is provided in the cockpit of the small airplane A and displays video information to the operator.
- the operator can switch the content of the video by operating a button provided on the MFD 13.
- the MFD 13 displays video information to the driver according to the video signal from the controller 2.
- the steering actuator 14 is mechanically connected to a control unit such as a control stick and a steering surface such as an elevator or a ladder.
- the steering actuator 14 reflects the operation of the control unit by the operator on the steering surface. Further, the steering actuator 14 controls the steering reaction force of the control unit according to the reaction force control signal from the controller 2. Further, the steering actuator 14 controls a steering surface such as an elevator or a ladder in accordance with a steering control signal from the controller 2.
- the controller 2 includes a propulsion device failure determination unit 21, a position information acquisition unit 22, a body information acquisition unit 23, a terrain information acquisition unit 24, and a glide surface calculation unit 25.
- the controller 2 includes a flight restriction area setting unit 26, a cruising limit surface calculation unit 27, a glide range calculation unit 28, and a maneuvering support unit 29.
- the propulsion device failure determination unit 21 determines the failure of the propulsion device of the small airplane A based on the propulsion device state information of the propulsion device detection unit 12.
- the propulsion device failure determination unit 21 functions as a propulsion device failure determination unit described in the claims.
- the position information acquisition unit 22 acquires the current position information regarding the current latitude, longitude, and altitude of the small airplane A based on the position information of the GPS receiver 3 and the flight information of the inertial navigation device 4.
- the position information acquisition unit 22 functions as a position information acquisition unit described in the claims.
- the aircraft information acquisition unit 23 stores basic performance information of the small airplane A in advance.
- the basic performance information includes a predetermined data value such as the glide ratio, cruising distance, maximum thrust, aerodynamic characteristics, and weight of the small airplane A, and a data base that changes depending on the aircraft state such as the maximum climb rate, minimum turning radius, and fuel consumption. Value.
- Airframe information acquisition unit 23 stores the stored basic performance information, position information, flight information, airspeed information, propulsive force information, angle of attack information, sideslip angle information, and fuel transmitted from various devices 3-10.
- the aircraft information of the small airplane A is acquired based on the quantity information.
- the aircraft information includes glide ratio information of the small airplane A, current maximum climb rate information, current turning radius information, and the like.
- the aircraft information includes the momentum information and the traveling direction information of the current small airplane A. Further, the aircraft information includes current remaining cruising distance information regarding the distance that the small airplane A can reach with the remaining fuel.
- the body information acquisition unit 23 calculates the current maximum climb rate information and turning radius information based on the basic performance information, the position information, and the flight information.
- the body information acquisition unit 23 calculates the remaining cruising distance information based on the basic performance information and the fuel amount information.
- the machine information acquisition unit 23 functions as a machine information acquisition unit described in the claims.
- the terrain information acquisition unit 24 requests the terrain information database 11 for terrain information about the terrain around the small airplane A when the position information acquisition unit 22 acquires the current position information.
- the terrain information acquisition unit 24 acquires the terrain information transmitted from the terrain information database 11.
- the terrain information acquisition unit 24 recognizes the emergency landing possible point P existing around the small airplane A based on the acquired terrain information (see FIG. 2).
- the terrain information acquisition unit 24 functions as a terrain information acquisition unit described in the claims.
- the glide surface calculation unit 25 stores the legal minimum altitude H of each controlled airspace. As shown in FIG. 2, the glide surface calculation unit 25 sets the statutory minimum altitude surface J from the ground surface to the legal minimum altitude H based on the terrain information of the terrain information acquisition unit 24.
- the gliding surface calculation unit 25 calculates the gliding surface K for the point P where it is possible to land on the basis of the gliding ratio information and the terrain information included in the aircraft information of the aircraft information acquisition unit 23.
- the glide surface calculation unit 25 calculates the glide surface K for each emergency landing possible point P recognized by the terrain information acquisition unit 24.
- the glide surface calculation unit 25 functions as a glide surface calculation unit described in the claims.
- the flight restriction area setting unit 26 sets the flight restriction surface F on the basis of the high altitude portion of the gliding surface K and the legal minimum altitude surface J as shown in FIGS. 2 and 3.
- the flight restriction area setting unit 26 calculates the maximum ascent angle ⁇ of the small airplane A based on the maximum ascent rate information included in the airframe information of the airframe information acquisition unit 23.
- the flight restriction area setting unit 26 allows the small airplane A to fly along the flight restriction plane F so that the rising angle of the flight restriction plane F does not exceed the maximum rising angle ⁇ of the small airplane A. Set surface F.
- the flight restriction area setting unit 26 sets a flight restriction surface F offset in the horizontal direction from the obstacle in order to prevent the small airplane A from colliding with an obstacle such as a mountain or a building.
- the flight restriction area setting unit 26 calculates the horizontal offset distance L from the obstacle based on the current turning radius information included in the aircraft information of the aircraft information acquisition unit 23 (see FIG. 4).
- the flight restriction area setting unit 26 stores in advance ranges such as an error of an obstacle position in the terrain information, an error of position information of the small airplane A, and an error of movement state information of the small airplane A. Further, the flight restriction area setting unit 26 recognizes the influence of the wind around the small airplane A based on the weather information of the weather radar 9. In addition to the current turning radius information, the flight restriction area setting unit 26 is used for obstacle position errors in terrain information, small plane A position information errors, small plane A motion state information errors, and wind effects. Based on this, an offset distance L in the horizontal direction is set. The flight restriction area setting unit 26 sets a flight restriction surface F that is separated from the obstacle by an offset distance L or more in the horizontal direction.
- the flight restriction area setting unit 26 determines whether or not a weather disorder such as a thundercloud exists based on the weather information of the weather radar 9.
- the flight restriction area setting unit 26 sets the flight restriction surface F corresponding to the weather failure when it is determined that the weather failure exists.
- the flight restriction area setting unit 26 determines that the small airplane A is located near the airport based on the current position information acquired by the position information acquisition unit 22 and the airport position information included in the terrain information of the terrain information acquisition unit 24. It is determined whether or not. When it is determined that the small airplane A is located in the vicinity of the airport, the flight restriction area setting unit 26 sets the flight restriction surface F corresponding to the air route so as to guide the small airplane A to a predetermined air route. To do.
- the flight restriction area setting unit 26 stores control airspace information related to the control airspace in advance.
- the flight restriction area setting unit 26 determines whether the small airplane A is located in the vicinity of the controlled airspace boundary based on the stored control airspace information and the current position information of the position information acquisition unit 22. When it is determined that the small airplane A is located in the vicinity of the controlled airspace boundary, the flight restriction area setting unit 26 sets the flight restriction surface F corresponding to the controlled airspace boundary.
- the flight restriction area setting unit 26 determines that the small airplane A has obtained the passage permission of the controlled airspace boundary from the control by the input of the passage permission button by the operator.
- the flight restriction area setting unit 26 may determine that the passage permission has been obtained by recognizing a voice sent from the control.
- the flight restriction area setting unit 26 may determine that the passage permission has been obtained by receiving the passage permission electronic data.
- the flight restriction area setting unit 26 cancels the flight restriction plane F at the controlled airspace boundary when it is determined that the small airplane A has obtained the passage permission at the controlled airspace boundary from the control.
- the flight restriction area setting unit 26 sets the flight restriction surface F at the controlled airspace boundary again.
- the cruising limit surface calculation unit 27 includes the current position information of the position information acquisition unit 22, the remaining cruising distance information included in the aircraft information of the aircraft information acquisition unit 23, and the terrain of the terrain information acquisition unit 24.
- a cruising limit surface M is calculated based on the airport position information included in the information. Further, the cruising limit surface calculation unit 27 determines the influence on the remaining cruising distance Re due to the direction change of the small airplane A and the wind based on the traveling direction information included in the flight information of the inertial navigation device 4 and the weather information of the weather radar 9.
- the cruising limit surface M is calculated in consideration of the influence of the terrain and topography.
- the cruising limit surface calculation unit 27 functions as a cruising limit surface calculation unit described in the claims.
- the flight restriction area setting unit 26 sets a flight restriction surface F corresponding to the cruising limit surface M calculated by the cruising limit surface calculation unit 27.
- the glideable range calculation unit 28 includes the altitude information included in the current position information of the position information acquisition unit 22 and the aircraft information acquisition unit 23. Based on the glide ratio information and momentum state information included in the airframe information, and the terrain information of the terrain information acquisition unit 24, the glide possible range that the small airplane A can reach by gliding is calculated.
- the glideable range calculation unit 28 functions as a glideable range calculation unit described in the claims.
- the flight restriction area setting unit 26 calculates the glide range calculated by the glide range calculation unit 28, the current position information of the position information acquisition unit 22, and the aircraft information acquisition unit. Based on the aircraft information 23 and the landform information acquisition unit 24 acquired by the terrain information acquisition unit 24, the best non-stop landing point is determined from among the temporary landing points P within the glide range.
- the best emergency landing possible point is a point at which the impact received by the small airplane A during the emergency landing is minimized.
- the flight restriction area setting unit 26 sets the flight restriction surface F so as to guide the small airplane A to the best emergency landing possible point. In the case where the flight restriction plane F has already been set, the flight restriction area setting unit 26 gives priority to the safety of the small airplane A, so that the set flight restriction plane F is a new flight restriction plane F corresponding to the glidable range.
- the flight restriction area setting unit 26 sets a flight restriction area W for each flight restriction surface F.
- the flight restriction area setting unit 26 sets, as the flight restriction area W, an air space between the flight restriction surface F set along the terrain and the ground surface. That is, the flight restriction area setting unit 26 sets the flight restriction area W along the terrain. Further, the flight restriction area setting unit 26 sets the air space outside the flight restriction surface F as viewed from the small airplane A as the flight restriction area W.
- the flight restriction area setting unit 26 functions as a flight restriction area setting unit described in the claims.
- the maneuvering support unit 29 performs maneuvering support of the small airplane A based on the flight restriction area W set by the flight restriction area setting unit 26.
- the maneuvering assistance device 1 performs maneuvering assistance so that the small airplane A is in a balanced state on the flight restriction area W set along the terrain.
- the steering support unit 29 performs the steering support so that the small airplane A does not enter the flight restriction area W.
- the maneuvering support unit 29 performs maneuvering support so that the small airplane A returns to the outside of the flight restriction area W when the small airplane A enters the flight restriction area W.
- the steering support unit 29 determines whether or not the small airplane A is outside the flight restriction area W based on the current position information of the position information acquisition unit 22 and the flight restriction area W of the flight restriction area setting unit 26. Determine.
- the maneuvering support unit 29 determines the flight restriction area on the route of the small airplane A based on the traveling direction information included in the flight information of the inertial navigation device 4. It is determined whether or not W exists.
- the maneuvering support unit 29 calculates a manually avoidable distance that is a distance that can avoid the flight restriction area W by manual maneuvering. Specifically, the maneuvering support unit 29 is based on the current position information of the position information acquisition unit 22, the basic performance information of the aircraft information acquisition unit 23, and the flight restriction area W of the flight restriction area setting unit 26. Calculates the change amount of the aircraft attitude angle and the propulsive force necessary for changing to the route going out of the flight restriction area W. The steering support unit 29 calculates the steering angle required for the change in the aircraft attitude based on the change in the aircraft attitude angle and the propulsive force.
- the steering support unit 29 calculates the time required for steering from the calculated steering angle and the response of the steering actuator 14.
- the maneuvering support unit 29 calculates a manually avoidable distance that can avoid the flight restriction area W by manual maneuvering based on the time required for steering and the airspeed information of the airspeedometer 5.
- the maneuvering support unit 29 uses the calculated manual avoidable distance, the current position information of the position information acquisition unit 22, and the flight restriction area W of the flight restriction area setting unit 26, and the flight restriction area W on the route. It is determined whether or not the distance is less than the manually avoidable distance. When it is determined that the distance between the small airplane A and the flight restriction area W on the route is equal to or less than the manually avoidable distance, the steering assist unit 29 determines that steering control is necessary. When the steering assist unit 29 determines that the steering control is necessary, the steering support unit 29 transmits a steering control signal corresponding to the calculated steering angle to the steering actuator 14. The steering actuator 14 controls the steering surface of the small airplane A so that the small airplane A becomes a path toward the outside of the flight restriction area W.
- the operation support unit 29 transmits a video signal for displaying a warning to the operator to the MFD 13. Further, the steering support unit 29 transmits a voice signal for giving a voice warning to the pilot to a speaker in the cockpit.
- the MFD 13 displays a warning to the operator that the small airplane A has entered the flight restriction area W and the ground and obstacles.
- the maneuvering support unit 29 uses the flight information of the inertial navigation device 4, the current position information of the position information acquisition unit 22, and the flight restriction area W of the flight restriction area setting unit 26 so that the small airplane A is outside the flight restriction area W.
- the calculation related to the steering control for returning to is performed.
- the steering support unit 29 calculates a steering angle for returning the small airplane A to the outside of the flight restriction area W.
- the steering assist unit 29 transmits a steering control signal corresponding to the calculated steering angle to the steering actuator 14.
- the steering actuator 14 controls the steering surface of the small airplane A so that the small airplane A becomes a path toward the outside of the flight restriction area W.
- the steering support unit 29 performs steering reaction force control of the control stick of the control unit by the steering actuator 14 in order to suppress the small aircraft A from maneuvering near the ground or an obstacle.
- control is performed so that the steering reaction force is increased with respect to the operation of tilting the control stick so that the small airplane A approaches the ground surface or an obstacle.
- FIG. 7 is a graph showing the relationship between the steering force and the steering angle in the steering reaction force control.
- FIG. 7 shows the relationship between the steering force that tilts the control stick in the left-right direction and the steering angle. In FIG. 7, the case where the ground surface and an obstacle exist in the left front of the small airplane A is demonstrated.
- Fs1 shown in FIG. 7 indicates a relationship between the steering force and the steering angle outside the flight restriction area W.
- the steering force of the small airplane A is 0 while the steering force at which the control stick is not operated at all is 0.
- a state where the steering force is zero is a balanced state of the small airplane A.
- the steering force that tilts the control stick to the left and right and the steering angle are in a proportional relationship.
- Fs2 shown in FIG. 7 shows the relationship between the steering force and the steering angle in the flight restriction area W.
- the steering control for returning the small airplane A to the outside of the flight restriction area W results in a balanced state in which the steering force is zero at a predetermined steering angle. That is, the posture of the small airplane A is inclined by a predetermined angle toward the outside of the flight restriction area W in a state where the control stick is not operated at all.
- the steering reaction force control is performed so that the steering force required when the control stick is tilted to the left is larger than Fs1.
- the steering reaction force control may be a mode in which the magnitude of the steering reaction force is continuously changed in accordance with the amount of entry of the small airplane A into the flight restriction area W.
- the propulsion device failure determination unit 21 performs a propulsion device failure determination process for determining whether the propulsion device of the small airplane A is broken or normal.
- the position information acquisition unit 22 determines the current position of the small airplane A based on the position information of the GPS receiver 3 and the flight information of the inertial navigation device 4.
- a position information acquisition process for acquiring information is performed (S2).
- the aircraft information acquisition unit 23 also stores the stored basic performance information, position information, flight information, airspeed information, propulsion information, angle-of-attack information, sideslip angle information, transmitted from the various devices 3-10. And aircraft information acquisition processing for acquiring aircraft information of the small airplane A based on the fuel amount information.
- the terrain information acquisition unit 24 performs terrain information acquisition processing for acquiring terrain information from the terrain information database 11. Thereafter, the gliding surface calculation unit 25 performs statutory minimum altitude corresponding processing for setting the statutory minimum altitude surface J from the ground surface to the height of the legal minimum altitude H based on the terrain information of the terrain information acquisition unit 24 (S4). After that, the glide surface calculation unit 25 performs a glide surface calculation process for calculating the glide surface K for the point P where it can be landed based on the glide ratio information included in the airframe information of the airframe information acquisition unit 23 (S5).
- the flight restriction area setting unit 26 performs a maximum ascending angle calculation process for calculating the maximum ascending angle ⁇ of the small airplane A based on the maximum ascent rate information included in the aircraft information of the aircraft information acquiring unit 23.
- the flight restriction area setting unit 26 also determines the horizontal offset distance from the obstacle based on various measurement errors and wind effects. An offset calculation process for calculating L is performed.
- the flight restriction area setting unit 26 sets the flight restriction surface F on the basis of the high altitude portion of the gliding surface K and the legal minimum altitude surface J (S7).
- the flight restriction area setting unit 26 allows the small airplane A to fly along the flight restriction plane F so that the rising angle of the flight restriction plane F does not exceed the maximum rising angle ⁇ of the small airplane A.
- the flight restriction area setting unit 26 sets a flight restriction surface F that is separated from the obstacle by an offset distance L or more in the horizontal direction in order to prevent the small airplane A from colliding with an obstacle such as a mountain or a building.
- the flight restriction area setting unit 26 determines whether or not a weather disorder such as a thundercloud exists based on the weather information of the weather radar 9 (S8). If the flight restriction area setting unit 26 determines that there is no weather failure, the flight restriction area setting unit 26 proceeds to S9. On the other hand, if it is determined that there is a weather failure, the flight restriction area setting unit 26 performs a weather failure handling process for setting the flight restriction surface F corresponding to the weather failure (S9). Thereafter, the process proceeds to S10.
- the flight restriction area setting unit 26 determines that the small airplane A is located near the airport based on the current position information acquired by the position information acquisition unit 22 and the airport position information included in the terrain information of the terrain information acquisition unit 24. It is determined whether or not. When the flight restriction area setting unit 26 determines that the small airplane A is not located in the vicinity of the airport, the process proceeds to S12. On the other hand, if the flight restriction area setting unit 26 determines that the small airplane A is located near the airport, the flight restriction surface F corresponding to the air route so as to guide the small airplane A to a predetermined air route. The air route correspondence processing for setting the is performed (S11). Thereafter, the process proceeds to S12.
- the flight restriction area setting unit 26 determines whether or not the small airplane A is located in the vicinity of the control airspace boundary based on the stored control airspace information and the current position information of the position information acquisition unit 22. judge. When the flight restriction area setting unit 26 determines that the small airplane A is not located in the vicinity of the controlled airspace boundary, the process proceeds to S14. On the other hand, when it is determined that the small airplane A is located in the vicinity of the controlled airspace boundary, the flight restricted area setting unit 26 performs a controlled airspace boundary corresponding process for setting the flight restricted surface F corresponding to the controlled airspace boundary ( S13).
- the cruising limit surface calculation unit 27 includes the current position information of the position information acquisition unit 22, the remaining cruising distance information included in the aircraft information of the aircraft information acquisition unit 23, and the airport included in the terrain information of the terrain information acquisition unit 24.
- a cruising limit surface calculation process for calculating the cruising limit surface M is performed based on the position information.
- the flight restriction area setting unit 26 performs cruising limit surface correspondence processing for setting the flight restriction surface F corresponding to the cruising limit surface M calculated by the cruising limit surface calculation unit 27 (S15). Subsequently, the flight restriction area setting unit 26 sets the flight restriction area W for each flight restriction surface F (S16).
- the steering support unit 29 performs warning processing for transmitting a warning signal for warning the driver to the MFD 13. Perform (S17).
- the MFD 13 warns the pilot of the failure of the propulsion device of the small airplane A.
- the position information acquisition unit 22 performs position information acquisition processing for acquiring the current position information of the small airplane A based on the position information of the GPS receiver 3 and the flight information of the inertial navigation device 4.
- the aircraft information acquisition unit 23 performs aircraft information acquisition processing for acquiring aircraft information of the small airplane A based on the stored basic performance information and the various information transmitted from the various devices 3 to 10.
- the terrain information acquisition unit 24 performs terrain information acquisition processing for acquiring terrain information from the terrain information database 11.
- the glideable range calculation unit 28 includes altitude information included in the current position information of the position information acquisition unit 22, aerodynamic characteristic information and momentum state information included in the aircraft information of the aircraft information acquisition unit 23, and terrain information acquisition unit 24. Based on the terrain information, the glideable range that the small airplane A can reach by gliding is calculated.
- the flight restriction area setting unit 26 acquires the glideable range calculated by the glideable range calculation unit 28, the current position information of the position information acquisition unit 22, the aircraft information of the aircraft information acquisition unit 23, and the terrain information acquisition unit 24. Based on the emergency landing possible spot information, the best emergency landing possible spot determination process is performed to determine the best emergency landing possible spot from the emergency landing possible spots P within the glide possible range (S21).
- the flight restriction area setting unit 26 performs a flight restriction surface setting process for setting the flight restriction surface F so as to guide the small airplane A to the best possible landing point (S22).
- the flight restriction area setting unit 26 gives priority to the safety of the small airplane A, so that the set flight restriction plane F is a new flight restriction plane F corresponding to the glidable range.
- the flight restriction area setting unit 26 performs a flight restriction area setting process for setting the air space outside the flight restriction surface F as viewed from the small airplane A as the flight restriction area W (S23).
- the steering support unit 29 performs a steering control process of transmitting a steering control signal to the steering actuator 14 in order to perform steering support of the small airplane A along the flight restriction area W.
- the maneuvering support unit 29 calculates the change amount of the path angle and the roll angle that are maintained on the flight restriction area W.
- the steering support unit 29 calculates a steering angle necessary for correcting the change in the path angle and the roll angle.
- the steering support unit 29 calculates a steering amount corresponding to the calculated steering angle. Since it is an emergency, the steering assistance part 29 calculates
- the steering actuator 14 controls the steering surface according to the steering control signal.
- the steering actuator 14 controls the steering surface so that the small airplane A is guided along the flight restriction area W to the best possible landing point.
- the position information acquisition unit 22 acquires the current position information of the small airplane A based on the position information of the GPS receiver 3 and the flight information of the inertial navigation device 4.
- the aircraft information acquisition unit 23 performs aircraft information acquisition processing for acquiring aircraft information of the small airplane A based on the stored basic performance information and the various information transmitted from the various devices 3 to 10.
- the maneuvering support unit 29 determines whether or not the small airplane A is outside the flight restriction area W based on the current position information of the position information acquisition unit 22 and the flight restriction area W of the flight restriction area setting unit 26. (S32). If the operation support unit 29 determines that the small airplane A is outside the flight restriction area W, whether the flight restriction area W exists on the route of the small airplane A based on the traveling direction information of the inertial navigation device 4. It is determined whether or not (S23). When it is determined that the flight restriction area W does not exist on the route of the small airplane A, the operation support unit 29 ends the process.
- the operation support unit 29 When it is determined that the flight restriction area W exists on the route of the small airplane A, the operation support unit 29 performs a manually avoidable distance calculation process for calculating a manually avoidable distance (S34). Thereafter, the maneuvering support unit 29 performs the flight restriction on the small airplane A and the route based on the calculated manually avoidable distance, the current position information of the position information acquisition unit 22, and the flight restriction area W of the flight restriction area setting unit 26. It is determined whether or not the distance to the area W is equal to or less than the manually avoidable distance (S35). When it is determined that the distance between the small airplane A and the flight restriction area W on the route is not less than the manually avoidable distance, the steering assist unit 29 ends the process.
- the steering assist unit 29 When it is determined that the distance between the small airplane A and the flight restriction area W on the route is equal to or less than the manually avoidable distance, the steering assist unit 29 performs a steering control process of transmitting a steering control signal to the steering actuator 14 (S36). ).
- the steering actuator 14 controls the steering surface of the small airplane A so that the small airplane A becomes a path toward the outside of the flight restriction area W.
- the operation support unit 29 performs an alarm process for transmitting an alarm signal for alerting the operator to the MFD 13.
- the MFD 13 warns the pilot that the small airplane A has entered the flight restriction area W and the ground surface and obstacles.
- the maneuvering support unit 29 uses the flight information of the inertial navigation device 4, the current position information of the position information acquisition unit 22, and the flight restriction area W of the flight restriction area setting unit 26 to make the small airplane A fly in the flight restriction area W.
- a position return calculation process for calculating the steering control for returning to the outside is performed (S38).
- the steering support unit 29 calculates a steering angle for returning the small airplane A to the outside of the flight restriction area W.
- the steering support unit 29 performs a steering control process of transmitting a steering control signal corresponding to the calculated steering angle to the steering actuator 14.
- the steering support unit 29 performs steering reaction force control of the control stick of the control unit by the steering actuator 14 in order to suppress the small aircraft A from being controlled to approach the ground surface or an obstacle.
- the maneuvering support apparatus 1 by supporting the maneuvering of the small airplane A based on the flight restriction area W set along the terrain, the unintended approach of the small airplane A to the ground surface is appropriately suppressed. Therefore, the safety of the small airplane A can be improved. Further, according to the steering support device 1, by setting the flight restriction area W based on the aircraft information of the small airplane A, the flight restriction area that can be avoided by a reasonable maneuver according to the motion performance of the small airplane A and the like. W can be set. In addition, according to this maneuvering support device 1, since the flight restriction area W is set along the terrain, it is possible to avoid unnecessary restriction of the route, so that the operator of the small airplane A can freely select the route. Can be secured sufficiently. Therefore, according to this maneuvering support device 1, it is possible to sufficiently secure the degree of freedom of route selection while improving the safety of the small airplane A.
- the steering support device 1 by setting the flight restriction area W on the gliding surface K, which serves as a reference for altitude at which the small airplane A can reach the emergency landing point P by gliding, power is increased during the flight. Even in the case of a failure, it is possible to perform steering support so that the aircraft flies at an altitude at which it is possible to reach the point P where it is possible to land by accident. Therefore, according to the steering assist device 1, the safety of the small airplane A can be improved.
- this maneuvering support apparatus 1 by setting the flight restriction area W based on the maximum ascent rate information of the small airplane A, it is possible to avoid the troublesome maneuvering according to the ascent performance of the small airplane A. It is possible to set the flight restriction area W. This contributes to improving the stability and riding comfort of the small airplane A.
- the steering support device 1 based on the position information of the small airplane A, the airport position information, and the remaining cruising distance information, the reference of the airspace in which the small airplane A can land on the airport Q within the remaining cruising distance Re.
- a cruising limit plane M can be calculated. For this reason, according to this maneuvering assistance device 1, by setting the flight restriction area W based on the cruising limit surface M, it is possible to avoid the small airplane A entering the airspace where it cannot return to the airport Q.
- the steering support device 1 when the small airplane A enters the flight restriction area W, the pilot can control the flight of the small airplane A to the outside of the flight restriction area W. Even if it is not noticed that the aircraft has entered W, the safety of the small airplane A can be ensured.
- the steering support device 1 when the propulsion device of the small airplane A breaks down, the glideable range that the small airplane A can reach only by gliding is calculated, and the small airplane A is the best within the glideable range.
- the flight restriction area W By setting the flight restriction area W so as to guide to a spot where it can be landed, the probability of successful landing of the small airplane A can be increased. Therefore, according to the steering assist device 1, the safety of the small airplane A can be improved.
- the present invention is not limited to the embodiment described above.
- the present invention can be applied to an aircraft other than a small airplane.
- the flight restriction area W does not have to be set for all items such as the gliding surface K, the maximum ascending angle ⁇ , and the weather disturbance, and may be a mode in which the flight restriction area W is set only for arbitrary items. .
- the present invention can also be suitably applied to a case in which the route is determined.
- the piloting support device may set the flight restriction plane F at an altitude at which the fuel efficiency is optimal.
- the steering assistance device first determines whether or not a predetermined route is determined based on an input to the navigation system of the operator and a flight situation along the predetermined air route.
- the flight support device generally increases the cruising distance and the fuel efficiency as the altitude of the aircraft increases.
- the flight restriction plane F is set to According to this steering assist device, the fuel efficiency of the flying object can be improved.
- this steering assistance device since the flying object flies at a high altitude along the flight restriction surface F, it is possible to widen the reachable range by gliding when the power fails. As a result, there is a high possibility that the flying object can reach the point P where it is possible to land in an emergency, so that it is possible to easily cope with an emergency.
- the information center sets the flight restriction area W based on the position information wirelessly transmitted from the flying object or the flying airspace of the flying object input in advance.
- the information center transmits information regarding the flight restriction area W to the flying object.
- the information center performs information support based on the flight restriction area W as operation support for the flying object.
- Such information support includes transmission of steering program information corresponding to the flight restriction area W.
- the present invention can be used in an operation support device that supports the operation of an aircraft.
- Glide surface calculation unit (glide surface calculation unit) 26 ... Flight restriction area setting part (flight restriction area setting unit) 27 ... Range limit calculation Part (cruising range calculation unit) 28 ... Glidable range calculation unit (glideable range calculation unit) 9 ... Maneuvering support section (maneuvering support unit) A ... Small airplane F ... Flight restriction surface J ... Legal minimum altitude surface K ... Glide surface M ... Cruising range surface P ... Non-stop landing point W ... Flight restriction area ⁇ ... Glide angle ⁇ ... Maximum rising angle
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Abstract
Description
小型飛行機Aが左回りのみ、或いは右回りから左周りに旋回回避し続けた場合において、旋回回避の完了に必要な余裕Tuを示す。このTuは、点Cを中心とした円弧として表される。点Cの位置は、例えば小型飛行機Aの速度や旋回半径などから求めることができる。
Claims (6)
- 飛行体の操縦を支援する操縦支援装置において、
地形情報を取得する地形情報取得ユニットと、
前記飛行体の機体情報を取得する機体情報取得ユニットと、
前記地形情報取得ユニットの取得した前記地形情報と前記機体情報取得ユニットの取得した前記機体情報とに基づいて、飛行制限エリアを地形に沿って設定する飛行制限エリア設定ユニットと、
前記飛行制限エリア設定ユニットの設定した前記飛行制限エリアに基づいて、前記飛行体の操縦を支援する操縦支援ユニットと、
を備えることを特徴とする操縦支援装置。 - 前記地形情報には、不時着可能地点に関する不時着可能地点情報が含まれ、
前記機体情報には、前記飛行体の滑空比情報が含まれ、
前記不時着可能地点情報と前記滑空比情報とに基づいて、前記不時着可能地点に対する滑空面を計算する滑空面計算ユニットを更に備え、
前記飛行制限エリア設定ユニットは、前記滑空面計算ユニットの計算した前記滑空面に基づいて、前記飛行制限エリアを設定することを特徴とする請求項1に記載の操縦支援装置。 - 前記飛行体の推進装置の故障を判定する推進装置故障判定ユニットと、
前記飛行体の位置情報を取得する位置情報取得ユニットと、
前記推進部故障判定ユニットが前記推進部は故障していると判定した場合に、前記飛行体の位置情報と前記滑空比情報とに基づいて、前記飛行体の滑空可能範囲を計算する滑空可能範囲計算ユニットと、を更に備え、
前記飛行制限エリア設定ユニットは、前記滑空可能範囲計算ユニットが前記滑空可能範囲を計算した場合、前記滑空可能範囲、前記飛行体の位置情報、及び前記不時着可能地点情報に基づいて、前記滑空可能範囲内の前記不時着可能地点に前記飛行体を誘導するように前記飛行制限エリアを設定することを特徴とする請求項2に記載の操縦支援装置。 - 前記機体情報には、前記飛行体の最大上昇率情報が含まれ、
前記飛行制限エリア設定ユニットは、前記最大上昇率情報に基づいて、前記飛行制限エリアを設定することを特徴とする請求項1~請求項3のいずれか一項に記載の操縦支援装置。 - 前記地形情報には、空港の位置に関する空港位置情報が含まれ、
前記機体情報には、前記飛行体の残存航続距離情報が含まれ、
前記飛行体の位置情報を取得する位置情報取得ユニットと、
前記位置情報取得ユニットの取得した前記飛行体の位置情報と前記空港位置情報と前記残存航続距離情報とに基づいて、前記空港に対する航続限界面を計算する航続限界面計算ユニットと、を更に備え、
前記飛行制限エリア設定ユニットは、前記航続限界面計算ユニットの計算した前記航続限界面に基づいて、前記飛行制限エリアを設定することを特徴とする請求項1~請求項4のいずれか一項に記載の操縦支援装置。 - 前記操縦支援ユニットは、前記飛行体が前記飛行制限エリア内に進入した場合に、前記飛行体を前記飛行制限エリア外に戻す操縦制御を行うことを特徴とする請求項1~請求項5のいずれか一項に記載の操縦支援装置。
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JP2012519155A JP5573949B2 (ja) | 2010-06-07 | 2010-06-07 | 操縦支援装置 |
US13/695,829 US8897932B2 (en) | 2010-06-07 | 2010-06-07 | Flight control support device |
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US20130060405A1 (en) | 2013-03-07 |
JP5573949B2 (ja) | 2014-08-20 |
US8897932B2 (en) | 2014-11-25 |
JPWO2011155020A1 (ja) | 2013-08-01 |
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