CN105788372B - Reduce the optimization method and system of special area alarm false-alarm - Google Patents
Reduce the optimization method and system of special area alarm false-alarm Download PDFInfo
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- CN105788372B CN105788372B CN201610221916.9A CN201610221916A CN105788372B CN 105788372 B CN105788372 B CN 105788372B CN 201610221916 A CN201610221916 A CN 201610221916A CN 105788372 B CN105788372 B CN 105788372B
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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]
- G08G5/0047—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
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Abstract
The present invention provides optimization method and system that a kind of reduction special area alerts false-alarm, this method includes：Special area alarm step is arranged diversification parameter, keeps alarming mechanism more flexible；Interim danger area setting steps, become on-line parameter from offline parameter by alarm parameter, system are allow to open and close interim danger area in the case where not restarting；Clear for flying height determination step carries out the alarming mechanism based on its clear for flying height to the aircraft with clear for flying height, reduces the alarm false-alarm to it；Alarm inhibits list setting steps, and military aircraft, which is added to alarm, inhibits list, reduces the alarm false-alarm to military aircraft；Warning information subregion pushes step, the warning information of management region where making controller targetedly only receive it.The present invention can reduce the case where false-alarm is alerted in special area, avoid the excessively multipair controller of false-alarm from causing feeling of numbness, reduce the generation of safety accident.
Description
Technical field
The present invention relates to and air traffic control technical field more particularly to it is a kind of effectively reduce special area alert false-alarm it is excellent
Change method and system.
Background technology
Special area is the general designation to danger area, restricted area, forbidden zone.Danger area means, before the deadline this
There may be the hazardous activity to flight in spatial domain, whether pilot can decide in its sole discretion enters the spatial domain.Restricted area be limitation,
It is high to constrain the relatively hazardous area of grade, but a kind of spatial domain lower than forbidden zone, flight is not relative forbidden area in the spatial domain, and pilot needs
The region could be entered by getting the Green Light.The treatment mechanism that system is alerted in special area is the coordinate provided by special area
One piece of region is set in system, and aircraft will provide early warning into the region, alarm is provided into the region.
Will produce many false-alarms in actual operation, false-alarm is more to easily cause feeling of numbness for controller, once
True alarm controller occur, also habituation is considered false-alarm, causes serious safety accident.Therefore it is necessary how to reduce false-alarm
It solves the problems, such as.
In practical application, the special area near runway is particularly susceptible generation false-alarm, therefore some in aircraft takeoff
System in such a way that setting alerts inhibition zone, does not calculate minimum safe altitude around the runway near the runway in a certain range
Alarm, although not will produce the false-alarm in the case of taking off in this way, real minimum safe altitude is accused when to aircraft landing
Police can also fail to report, and bring security risk.
Invention content
The object of the present invention is to provide optimization methods and system that a kind of reduction special area alerts false-alarm, solve existing
Alarming mechanism false-alarm ratio is higher and runway near alarm situation the technical issues of being difficult to calculate.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of optimization method reducing special area alarm false-alarm, including：
Special area alarm step：
According to terrain data, special area is set；
When aircraft enters special area, aircraft is alerted.
A kind of optimization method reducing special area alarm false-alarm, including：
Special area alarm step：
According to terrain data, special area and its maximum height limit [h are set1,h2], limitation time [t1,t2]；In the limitation
Time [t1,t2] in, when aircraft enters the special area or will enter the special area, obtain the high number of degrees of aircraft
According to；When the height of aircraft is in maximum height limit [h1,h2] when, aircraft is alerted；
Interim danger area setting steps：
It is arranged or cancels interim danger area online, the interim danger area is for directly alerting aircraft；
Clear for flying height determination step：
When aircraft enters the special area for having height limitation, judge whether aircraft has clear for flying height；It is right
In the aircraft with clear for flying height, when the flying height of aircraft is less than the minimum safe altitude and height set in region
When its clear for flying height, aircraft is not alerted；When the flying height of aircraft is less than its clear for flying height,
Aircraft is alerted；
Alarm inhibits list setting steps：
Setting alarm inhibits list；When the alarm inhibits the aircraft in list to enter special area, system is not to boat
Pocket is alerted；
Warning information subregion pushes step：
The aircraft currently affiliated management region is calculated according to the position data of aircraft, warning information is sent to this
Aircraft currently belonging to management region controller.
On this basis, further, the alarm inhibits list setting steps, specially：
The secondary code for obtaining military aircraft, the alarm that the aircraft with the secondary code is added to system inhibit
List；Alternatively, the alarm that the aircraft of Negative Fight Plan is added to system inhibits list.
On the basis of above-mentioned any embodiment, further, further include：
Subregion pushes rate-determining steps：
Control switch is pushed by subregion, opens or closes warning information subregion push function.
On the basis of above-mentioned any embodiment, further, further include：
Runway subregion intelligent alarm step：
It is runway subregion by the region division of setpoint distance threshold value around runway, in runway subregion, based on landing channel
Intelligence computation method, aircraft is alerted, specially：
Obtain the position data of aircraft；The position data of the aircraft includes altitude information and horizontal location data；
According to scheduled flight posture criteria for classification ,/landing the state of taking off of aircraft is judged；
To the aircraft for state of landing, the landing point O of aircraft is determined；
Using landing point O as origin, using the direction of the horizontal component in aircraft landing direction as y-axis, to be z to day direction
Axis establishes O-xyz three-dimensional cartesian coordinate systems；Then the coordinate of landing point O is (0,0,0), the coordinate (0, oy, 0) of runway head, aviation
The real-time coordinates of device are (x, y, h), and the initial coordinate for entering runway subregion is (x0,y0,h0)；
Using landing point O as starting point, a ray is drawn to aircraft, as the landing channel of the aircraft, the landing is logical
At predetermined landing angle q, the horizontal direction in landing channel is left for road and runway corresponding with the aircraft and its extended line direction
Right to extend predeterminated level tolerance Dl, extend predetermined vertical tolerance Dh above and below the vertical direction in landing channel, formation one is rectangular
Protection zone R (the x of bodyr,yr,zr) ,-Dl ＜ xr＜ Dl, y0＜ yr＜ oy, h1r＜ zr＜ h2r, wherein
According to the real-time coordinates of aircraft, judge whether projection of the aircraft on runway is in the protection zone of cuboid
In the range of the projection on runway；As x ＜-Dl, x ＞ Dl, y ＜ y0Or when y ＞ oy, aircraft is alerted；
As-Dl ＜ x ＜ Dl and y0When ＜ y ＜ oy, judge whether aircraft exceeds the cuboid in vertical direction
Protection zone；As z ＜ h1Or z ＞ h2When, aircraft is alerted；Wherein
A kind of optimization system reducing special area alarm false-alarm, including：
Special area alarm module is used to, according to terrain data, special area be arranged；When aircraft enters special area
When, aircraft is alerted.
A kind of optimization system reducing special area alarm false-alarm, including：
Special area alarm module is used to, according to terrain data, special area and its maximum height limit [h be arranged1,h2], limit
Time [t processed1,t2]；In the limitation time [t1,t2] in, when aircraft enters the special area or will enter the special area
When, obtain the altitude information of aircraft；When the height of aircraft is in maximum height limit [h1,h2] when, aircraft is alerted；
Interim danger area setup module, is used to being arranged or cancelling interim danger area online, and the interim danger area is for straight
It connects and aircraft is alerted；
Clear for flying height determination module is used to, when aircraft enters the special area for having height limitation, judge to navigate
Whether pocket has clear for flying height；For the aircraft with clear for flying height, when the flying height of aircraft is less than
In region set minimum safe altitude and higher than its clear for flying height when, aircraft is not alerted；When aircraft
When flying height is less than its clear for flying height, aircraft is alerted；
Alarm inhibits list setup module, is used to be arranged alarm and inhibits list；The alarm inhibits the aviation in list
When device enters special area, system does not alert aircraft；
It is currently affiliated to be used to calculate the aircraft according to the position data of aircraft for warning information subregion pushing module
Management region, by warning information be sent to the aircraft currently belonging to management region controller.
On this basis, further：
The alarm inhibits list setup module, is used for：
The secondary code for obtaining military aircraft, the alarm that the aircraft with the secondary code is added to system inhibit
List；Alternatively, the alarm that the aircraft of Negative Fight Plan is added to system inhibits list.
On the basis of above-mentioned any embodiment, further, further include：
Subregion pushes control module, is used to push control switch by subregion, opens or closes warning information subregion and push away
Send function.
On the basis of above-mentioned any embodiment, further, further include：
Runway subregion intelligent alarm module, is used for：
It is runway subregion by the region division of setpoint distance threshold value around runway, in runway subregion, based on landing channel
Intelligence computation method, aircraft is alerted, specially：
Obtain the position data of aircraft；The position data of the aircraft includes altitude information and horizontal location data；
According to scheduled flight posture criteria for classification ,/landing the state of taking off of aircraft is judged；
To the aircraft for state of landing, the landing point O of aircraft is determined；
Using landing point O as origin, using the direction of the horizontal component in aircraft landing direction as y-axis, to be z to day direction
Axis establishes O-xyz three-dimensional cartesian coordinate systems；Then the coordinate of landing point O is (0,0,0), the coordinate (0, oy, 0) of runway head, aviation
The real-time coordinates of device are (x, y, h), and the initial coordinate for entering runway subregion is (x0,y0,h0)；
Using landing point O as starting point, a ray is drawn to aircraft, as the landing channel of the aircraft, the landing is logical
At predetermined landing angle q, the horizontal direction in landing channel is left for road and runway corresponding with the aircraft and its extended line direction
Right to extend predeterminated level tolerance Dl, extend predetermined vertical tolerance Dh above and below the vertical direction in landing channel, formation one is rectangular
Protection zone R (the x of bodyr,yr,zr) ,-Dl ＜ xr＜ Dl, y0＜ yr＜ oy, h1r＜ zr＜ h2r, wherein
According to the real-time coordinates of aircraft, judge whether projection of the aircraft on runway is in the protection zone of cuboid
In the range of the projection on runway；As x ＜-Dl, x ＞ Dl, y ＜ y0Or when y ＞ oy, aircraft is alerted；
As-Dl ＜ x ＜ Dl and y0When ＜ y ＜ oy, judge whether aircraft exceeds the cuboid in vertical direction
Protection zone；As z ＜ h1Or z ＞ h2When, aircraft is alerted；Wherein
The beneficial effects of the invention are as follows：
The present invention provides optimization method and system that a kind of reduction special area alerts false-alarm, this method includes：It is special
Region alarm step is arranged diversification parameter in special area, alarming mechanism is made to be suitable for actual conditions for greater flexibility；Interim danger
Alarm parameter is become on-line parameter from offline parameter, system is allow to be opened in the case where not restarting by danger zone setting steps
With the interim danger area of closing；Clear for flying height determination step is carried out the aircraft with clear for flying height and is permitted based on it
Can flying height alarming mechanism, reduce the alarm false-alarm to the aircraft with clear for flying height；Alarm inhibits list
Military aircraft is added to alarm and inhibits list by setting steps, inhibits, to the alarm prompt of military aircraft, to reduce to army
With the alarm false-alarm of aircraft；Warning information subregion pushes step, and controller is made targetedly only to receive directorial area where it
The warning information in domain.This method can also include runway subregion intelligent alarm step, and runway subregion is set near runway, according to
The landing state of aircraft carries out intelligent alarm using the intelligence computation method based on landing channel, effectively reduces runway point
The false-alarm ratio of the aircraft of takeoff condition in area, and can guarantee that the aircraft of landing state still belongs to the target alerted,
And it to its alarm mode more intelligence and science, not only gave due alarm prompt but also had greatly reduced false-alarm.This hair
It is bright to reduce the case where special area alerts false-alarm in practical application, it avoids the excessively multipair controller of false-alarm from causing feeling of numbness, subtracts
The generation of safety accident is lacked.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 shows a kind of flow of optimization method reducing special area alarm false-alarm provided in an embodiment of the present invention
Figure；
Fig. 2 shows it is provided in an embodiment of the present invention it is a kind of reducing special area and alert the structure of optimization system of false-alarm show
It is intended to.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
Limit the present invention.
Specific embodiment one
An embodiment of the present invention provides the optimization methods that a kind of reduction special area alerts false-alarm, including：
Special area alarm step：
According to terrain data, special area is set；
When aircraft enters special area, aircraft is alerted.
Specific embodiment two
As shown in Figure 1, an embodiment of the present invention provides the optimization methods that a kind of reduction special area alerts false-alarm, including：
Special area alarm step S101：
According to terrain data, special area and its maximum height limit [h are set1,h2], limitation time [t1,t2]；In the limitation
Time [t1,t2] in, when aircraft enters the special area or will enter the special area, obtain the high number of degrees of aircraft
According to；When the height of aircraft is in maximum height limit [h1,h2] when, aircraft is alerted；
Interim danger area setting steps S102：
It is arranged or cancels interim danger area online, the interim danger area is for directly alerting aircraft；
Clear for flying height determination step S103：
When aircraft enters the special area for having height limitation, judge whether aircraft has clear for flying height；It is right
In the aircraft with clear for flying height, when the flying height of aircraft is less than the minimum safe altitude and height set in region
When its clear for flying height, aircraft is not alerted；When the flying height of aircraft is less than its clear for flying height,
Aircraft is alerted；
Alarm inhibits list setting steps S104：
Setting alarm inhibits list；When alarm inhibits the aircraft in list to enter special area, system is not to aircraft
It is alerted；
Warning information subregion pushes step S105：
The aircraft currently affiliated management region is calculated according to the position data of aircraft, warning information is sent to this
Aircraft currently belonging to management region controller.
This method of the embodiment of the present invention includes special area alarm step, and diversification parameter is arranged in special area, makes announcement
Alert mechanism is suitable for actual conditions for greater flexibility.In practical applications, can be not limited to limitation the time and maximum height limit this two
A alarm parameter can also increase new alarm parameter according to actual conditions.
The embodiment of the present invention includes interim danger area setting steps, and alarm parameter is become on-line parameter from offline parameter.
The alarm parameter parameter mostly important as system will could be arranged and issue after auditing and confirming in many ways, and system reboot is
It comes into force.But interim danger area can be generated because of all kinds of emergency cases, in flight flow peak period it is not possible that in order to which this is arranged
Parameter and total system is restarted, therefore the function that Online release comes into force is increased to danger area.Controller can have operating right
Control seat on interim danger area is set, come into force immediately after publication, interim danger area can also be cancelled at any time, be without restarting
System.The advantage of doing so is that system is allow to open and close interim danger area in the case where not restarting, reality is better met
Demand in the application of border.
The embodiment of the present invention includes clear for flying height determination steps, and base is carried out to the aircraft with clear for flying height
In the alarming mechanism of its clear for flying height, reduce the alarm false-alarm to the aircraft with clear for flying height.Sometimes
When aircraft passes through special area, controller can provide clear for flying height according to actual conditions to aircraft, even if should
Height has triggered alarm conditions, and aircraft will not provide alarm prompt in the altitude, but flying height is once low
In clear for flying height, alarm is provided at once.The advantage of doing so is that effectively reducing for the boat with clear for flying height
The unnecessary false-alarm ratio of pocket, and can guarantee and provide due alarm when its flying height is less than its clear for flying height
Prompt, ensures its safety.
The embodiment of the present invention includes alarms to inhibit list setting steps, and military aircraft, which is added to alarm, inhibits list,
Inhibit, to the alarm prompt of military aircraft, to reduce the alarm false-alarm to military aircraft.Due in special area, in addition to
Outside normal airline carriers of passengers, it is likely that will appear army's boat training aircraft, army's boat aircraft may be triggered when practicing hedgehopping
Alarm conditions, therefore general's aircarrier aircraft of the embodiment of the present invention is distinguished inhibit list and by military boat by being arranged to alert
Pocket is included in wherein, to can also greatly reduce false-alarm without alarming processing to army's boat aircraft.
The embodiment of the present invention includes warning information subregions to push step, pipe where making controller targetedly only receive it
Manage the warning information in region.The division of management region and the division of each subregion of special area are two entirely different things.It is special in practical operation
Different region is divided into different management regions according to factors such as area size, flight flow, flight flows, and each controller is only right
The management region oneself commanded is responsible for.Therefore, when aircraft enters special area, position that can be by aircraft, height
The information such as degree and controller's manual operation calculate the aircraft currently affiliated management region, and minimum safe altitude alarm occurs
When warning information is only issued to the controller of the affiliated management region of the aircraft, other management regions controller can't see the alarm
Information.Thus can to avoid controller because the alarm for other management regions that visual fatigue provides system is paid no attention to, from
And the case where falling real minimum safe altitude alarm may be ignored.
In conclusion the embodiment of the present invention can reduce the case where special area alerts false-alarm in practical application, void is avoided
It warned multipair controller and causes feeling of numbness, and reduced the generation of safety accident.
The embodiment of the present invention inhibits the set-up mode of list not limit alarm, and further, alarm inhibits name to set up
Step S104 is set, can be specially：The secondary code for obtaining military aircraft, the aircraft with the secondary code is added to
The alarm of system inhibits list；Alternatively, the alarm that the aircraft of Negative Fight Plan is added to system inhibits list.Each boat
Pocket can all be assigned a secondary code before take-off, and the mark of identity is distinguished when as flight, in order to avoid distribution conflicts,
In the range of the secondary code that each regulatory area can be distributed is provided at one, army's boat and civil aviaton also have in range of distribution
It distinguishes, therefore can inhibit to add the aircraft of the secondary code section in list in the alarm of system, to two second generation
The minimum safe altitude alarm that aircraft in code section generates will not provide prompt.Alarm inhibits list setting method can be with
Inhibition method is alerted using Negative Fight Plan flight：Each commercial air flights can correspond to a flight plan, and the inside includes the boat
All multi informations such as flight number, type, the airport of rising and falling of class, but flight plan will not be issued civil aviaton by army's boat or navigation,
Therefore it can judge whether the aircraft is aircarrier aircraft by there is Negative Fight Plan, not to the aircraft to Negative Fight Plan
Carry out minimum safe altitude alarm prompt.
On the basis of above-mentioned any embodiment, further, the embodiment of the present invention can also include subregion push control
Step：Control switch is pushed by subregion, opens or closes warning information subregion push function.It thus can be according to actually answering
The difference required with middle control pushes control switch by subregion and plays on or off control warning information subregion push function
It closes.
On the basis of above-mentioned any embodiment, further, the embodiment of the present invention can also include runway subregion intelligence
Alarm step：
It is runway subregion by the region division of setpoint distance threshold value around runway, in runway subregion, based on landing channel
Intelligence computation method, aircraft is alerted, specially：
Obtain the position data of aircraft；The position data of the aircraft includes altitude information and horizontal location data；
According to scheduled flight posture criteria for classification ,/landing the state of taking off of aircraft is judged；
To the aircraft for state of landing, the landing point O of aircraft is determined；
Using landing point O as origin, using the direction of the horizontal component in aircraft landing direction as y-axis, to be z to day direction
Axis establishes O-xyz three-dimensional cartesian coordinate systems；Then the coordinate of landing point O is (0,0,0), the coordinate (0, oy, 0) of runway head, aviation
The real-time coordinates of device are (x, y, h), and the initial coordinate for entering runway subregion is (x0,y0,h0)；
Using landing point O as starting point, a ray is drawn to aircraft, as the landing channel of the aircraft, the landing is logical
At predetermined landing angle q, the horizontal direction in landing channel is left for road and runway corresponding with the aircraft and its extended line direction
Right to extend predeterminated level tolerance Dl, extend predetermined vertical tolerance Dh above and below the vertical direction in landing channel, formation one is rectangular
Protection zone R (the x of bodyr,yr,zr) ,-Dl ＜ xr＜ Dl, y0＜ yr＜ oy, h1r＜ zr＜ h2r, wherein
According to the real-time coordinates of aircraft, judge whether projection of the aircraft on runway is in the protection zone of cuboid
In the range of the projection on runway；As x ＜-Dl, x ＞ Dl, y ＜ y0Or when y ＞ oy, aircraft is alerted；
As-Dl ＜ x ＜ Dl and y0When ＜ y ＜ oy, judge whether aircraft exceeds the cuboid in vertical direction
Protection zone；As z ＜ h1Or z ＞ h2When, aircraft is alerted；Wherein
Alarm of the aircraft near runway when landing is difficult to calculate, and is easy to generate false-alarm in aircraft takeoff, have
A little systems near runway using setting alarm inhibition zone by the way of, do not calculate minimum safe height in a certain range around the runway
Degree alarm, although not will produce the false-alarm in the case of taking off in this way, real minimum safe altitude when to aircraft landing
Alarm can also fail to report, and bring security risk.Therefore the embodiment of the present invention can also set runway subregion, according to boat near runway
The landing state of pocket carries out intelligent alarm using the intelligence computation method based on landing channel：From the flight posture of aircraft
Judgement be takeoff condition or landing state, for takeoff condition aircraft in runway special area without minimum safe
Height alarm calculates, and has gone out runway special area and has then been calculated by the setting of common special area；For the boat for state of landing
Pocket is alerted according to whether it is in the protection zone of cuboid.The advantage of doing so is that effectively reducing runway point
The false-alarm ratio of the aircraft of takeoff condition in area, and can guarantee that the aircraft of landing state still belongs to the target alerted,
And it to its alarm mode more intelligence and science, not only gave due alarm prompt but also had greatly reduced false-alarm.
Specific embodiment three
An embodiment of the present invention provides the optimization systems that a kind of reduction special area alerts false-alarm, including：
Special area alarm module is used to, according to terrain data, special area be arranged；When aircraft enters special area
When, aircraft is alerted.
Specific embodiment four
As shown in Fig. 2, an embodiment of the present invention provides the optimization systems that a kind of reduction special area alerts false-alarm, including：
Special area alarm module 201 is used to, according to terrain data, special area and its maximum height limit [h be arranged1,
h2], limitation time [t1,t2]；In the limitation time [t1,t2] in, when aircraft enters the special area or will enter the spy
When different region, the altitude information of aircraft is obtained；When the height of aircraft is in maximum height limit [h1,h2] when, aircraft is carried out
Alarm；
Interim danger area setup module 202, is used to being arranged or cancelling interim danger area online, which is used for
Directly aircraft is alerted；
Clear for flying height determination module 203 is used to, when aircraft enters the special area for having height limitation, judge
Whether aircraft has clear for flying height；For the aircraft with clear for flying height, when the flying height of aircraft is low
In the minimum safe altitude set in region and higher than its clear for flying height when, aircraft is not alerted；Work as aircraft
Flying height be less than its clear for flying height when, aircraft is alerted；
Alarm inhibits list setup module 204, is used to be arranged alarm and inhibits list；Alarm inhibits the aircraft in list
When into special area, system does not alert aircraft；
Warning information subregion pushing module 205 is used to calculate the aircraft according to the position data of aircraft current
Affiliated management region, by warning information be sent to the aircraft currently belonging to management region controller.
On this basis, further：
Alarm inhibits list setup module 204, can be used for obtaining the secondary code of military aircraft, will have this two
The alarm that the aircraft of secondary code is added to system inhibits list；Alternatively, the aircraft of Negative Fight Plan is added to system
Alarm inhibits list.
On the basis of above-mentioned any embodiment, further, it can also include that subregion pushes control module, be used to lead to
Subregion push control switch is crossed, warning information subregion push function is opened or closed.
On the basis of above-mentioned any embodiment, further, it can also include runway subregion intelligent alarm module, use
In：
It is runway subregion by the region division of setpoint distance threshold value around runway, in runway subregion, based on landing channel
Intelligence computation method, aircraft is alerted, specially：
Obtain the position data of aircraft；The position data of the aircraft includes altitude information and horizontal location data；
According to scheduled flight posture criteria for classification ,/landing the state of taking off of aircraft is judged；
To the aircraft for state of landing, the landing point O of aircraft is determined；
Using landing point O as origin, using the direction of the horizontal component in aircraft landing direction as y-axis, to be z to day direction
Axis establishes O-xyz three-dimensional cartesian coordinate systems；Then the coordinate of landing point O is (0,0,0), the coordinate (0, oy, 0) of runway head, aviation
The real-time coordinates of device are (x, y, h), and the initial coordinate for entering runway subregion is (x0,y0,h0)；
Using landing point O as starting point, a ray is drawn to aircraft, as the landing channel of the aircraft, the landing is logical
At predetermined landing angle q, the horizontal direction in landing channel is left for road and runway corresponding with the aircraft and its extended line direction
Right to extend predeterminated level tolerance Dl, extend predetermined vertical tolerance Dh above and below the vertical direction in landing channel, formation one is rectangular
Protection zone R (the x of bodyr,yr,zr) ,-Dl ＜ xr＜ Dl, y0＜ yr＜ oy, h1r＜ zr＜ h2r, wherein
According to the real-time coordinates of aircraft, judge whether projection of the aircraft on runway is in the protection zone of cuboid
In the range of the projection on runway；As x ＜-Dl, x ＞ Dl, y ＜ y0Or when y ＞ oy, aircraft is alerted；
As-Dl ＜ x ＜ Dl and y0When ＜ y ＜ oy, judge whether aircraft exceeds the cuboid in vertical direction
Protection zone；As z ＜ h1Or z ＞ h2When, aircraft is alerted；Wherein
Although present invention has been a degree of descriptions, it will be apparent that, do not departing from the spirit and scope of the present invention
Under the conditions of, the appropriate variation of each condition can be carried out.It is appreciated that the present invention is not limited to the embodiments, and it is attributed to right
It is required that range comprising the equivalent replacement of each factor.
Claims (6)
1. a kind of optimization method reducing special area alarm false-alarm, which is characterized in that including：
Special area alarm step：
According to terrain data, special area and its maximum height limit [h are set1,h2], limitation time [t1,t2]；In the limitation time
[t1,t2] in, when aircraft enters the special area or will enter the special area, obtain the altitude information of aircraft；When
The height of aircraft is in maximum height limit [h1,h2] when, aircraft is alerted；
Interim danger area setting steps：
It is arranged or cancels interim danger area online, the interim danger area is for directly alerting aircraft；
Clear for flying height determination step：
When aircraft enters the special area for having height limitation, judge whether aircraft has clear for flying height；For tool
The aircraft for having clear for flying height, when the flying height of aircraft less than the minimum safe altitude set in region and is higher than it
When clear for flying height, aircraft is not alerted；When the flying height of aircraft is less than its clear for flying height, to boat
Pocket is alerted；
Alarm inhibits list setting steps：
Setting alarm inhibits list；When the alarm inhibits the aircraft in list to enter special area, system is not to aircraft
It is alerted；
Warning information subregion pushes step：
The aircraft currently affiliated management region is calculated according to the position data of aircraft, warning information is sent to the aviation
Device currently belonging to management region controller；
Runway subregion intelligent alarm step：
It is runway subregion by the region division of setpoint distance threshold value around runway, in runway subregion, the intelligence based on landing channel
Energy computational methods, alert aircraft, specially：
Obtain the position data of aircraft；The position data of the aircraft includes altitude information and horizontal location data；
According to scheduled flight posture criteria for classification ,/landing the state of taking off of aircraft is judged；
To the aircraft for state of landing, the landing point O of aircraft is determined；
Using landing point O as origin, using the direction of the horizontal component in aircraft landing direction as y-axis, as z-axis, to be built to day direction
Vertical O-xyz three-dimensional cartesian coordinate systems；Then the coordinate of landing point O be (0,0,0), the coordinate (0, oy, 0) of runway head, aircraft
Real-time coordinates are (x, y, h), and the initial coordinate for entering runway subregion is (x0, y0, h0)；
Using landing point O as starting point, a ray is drawn to aircraft, as the landing channel of the aircraft, the landing channel and
At predetermined landing angle q, the horizontal direction or so in landing channel is prolonged for runway corresponding with the aircraft and its extended line direction
It stretches predeterminated level tolerance Dl, extend predetermined vertical tolerance Dh above and below the vertical direction in landing channel, one cuboid of formation
Protection zone R (xr,yr,zr) ,-Dl<xr<Dl, y0<yr<Oy, h1r<zr<h2r, wherein
According to the real-time coordinates of aircraft, judge whether the protection zone in cuboid is being run for projection of the aircraft on runway
In the range of projection on road；Work as x<-Dl、x>Dl、y<y0Or y>When oy, aircraft is alerted；
As-Dl<x<Dl and y0<y<When oy, judge whether aircraft exceeds the protection zone of the cuboid in vertical direction；
Work as z<h1Or z>h2When, aircraft is alerted；Wherein
2. the optimization method according to claim 1 for reducing special area alarm false-alarm, which is characterized in that the alarm suppression
List setting steps processed, specially：
The secondary code for obtaining military aircraft, the alarm that the aircraft with the secondary code is added to system inhibit name
It is single；Alternatively, the alarm that the aircraft of Negative Fight Plan is added to system inhibits list.
3. the optimization method according to claim 1 or 2 for reducing special area alarm false-alarm, which is characterized in that further include：
Subregion pushes rate-determining steps：
Control switch is pushed by subregion, opens or closes warning information subregion push function.
4. a kind of optimization system reducing special area alarm false-alarm, which is characterized in that including：
Special area alarm module is used to, according to terrain data, special area and its maximum height limit [h be arranged1, h2], limitation when
Between [t1, t2]；In the limitation time [t1, t2] in, when aircraft enters the special area or will enter the special area,
Obtain the altitude information of aircraft；When the height of aircraft is in maximum height limit [h1, h2] when, aircraft is alerted；
Interim danger area setup module, is used to being arranged or cancelling interim danger area online, and the interim danger area is for directly right
Aircraft is alerted；
Clear for flying height determination module is used to, when aircraft enters the special area for having height limitation, judge aircraft
Whether there is clear for flying height；For the aircraft with clear for flying height, when the flying height of aircraft is less than region
The minimum safe altitude of interior setting and higher than its clear for flying height when, aircraft is not alerted；When the flight of aircraft
When height is less than its clear for flying height, aircraft is alerted；
Alarm inhibits list setup module, is used to be arranged alarm and inhibits list；It is described alarm inhibit list in aircraft into
When entering special area, system does not alert aircraft；
Warning information subregion pushing module is used to calculate the current affiliated management of the aircraft according to the position data of aircraft
Region, by warning information be sent to the aircraft currently belonging to management region controller；
Runway subregion intelligent alarm module is used to the region division of setpoint distance threshold value around runway be runway subregion,
In runway subregion, based on the intelligence computation method in landing channel, aircraft is alerted, specially：
Obtain the position data of aircraft；The position data of the aircraft includes altitude information and horizontal location data；
According to scheduled flight posture criteria for classification ,/landing the state of taking off of aircraft is judged；
To the aircraft for state of landing, the landing point O of aircraft is determined；
Using landing point O as origin, using the direction of the horizontal component in aircraft landing direction as y-axis, as z-axis, to be built to day direction
Vertical O-xyz three-dimensional cartesian coordinate systems；Then the coordinate of landing point O be (0,0,0), the coordinate (0, oy, 0) of runway head, aircraft
Real-time coordinates are (x, y, h), and the initial coordinate for entering runway subregion is (x0, y0,h0)；
Using landing point O as starting point, a ray is drawn to aircraft, as the landing channel of the aircraft, the landing channel and
At predetermined landing angle q, the horizontal direction or so in landing channel is prolonged for runway corresponding with the aircraft and its extended line direction
It stretches predeterminated level tolerance Dl, extend predetermined vertical tolerance Dh above and below the vertical direction in landing channel, one cuboid of formation
Protection zone R (xr, yr, zr) ,-Dl<xr<Dl, y0<yr<Oy, h1r<zr<h2r, wherein
According to the real-time coordinates of aircraft, judge whether the protection zone in cuboid is being run for projection of the aircraft on runway
In the range of projection on road；Work as x<-Dl、x>Dl、y<y0Or y>When oy, aircraft is alerted；
As-Dl<x<Dl and y0<y<When oy, judge whether aircraft exceeds the protection zone of the cuboid in vertical direction；
Work as z<h1Or z>h2When, aircraft is alerted；Wherein
5. the optimization system according to claim 4 for reducing special area alarm false-alarm, it is characterised in that：
The alarm inhibits list setup module, is used for：
The secondary code for obtaining military aircraft, the alarm that the aircraft with the secondary code is added to system inhibit name
It is single；Alternatively, the alarm that the aircraft of Negative Fight Plan is added to system inhibits list.
6. the optimization system according to claim 4 or 5 for reducing special area alarm false-alarm, which is characterized in that further include：
Subregion pushes control module, is used to push control switch by subregion, opens or closes warning information subregion push work(
Energy.
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| CN110491177B (en) * | 2019-07-09 | 2021-06-22 | 四川九洲空管科技有限责任公司 | TCAS specific target designation and alarm system |
| CN111524396B (en) * | 2020-04-30 | 2022-06-28 | 成都民航空管科技发展有限公司 | Low altitude warning method, system, data processing terminal and medium for terminal area |
| CN114291277B (en) * | 2021-08-18 | 2023-07-25 | 四川省行之行科技有限公司 | Flight anomaly information detection method and system based on multi-source information fusion processing |
| CN114093202B (en) * | 2021-11-23 | 2024-03-15 | 中国航空无线电电子研究所 | Terrain awareness and warning system |
| CN114822089B (en) * | 2022-06-23 | 2022-10-14 | 中国民用航空总局第二研究所 | Offline violation warning method and device for ground running vehicles of airline company |
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