CN106840373A - Aircraft noise monitoring method and its device - Google Patents
Aircraft noise monitoring method and its device Download PDFInfo
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- CN106840373A CN106840373A CN201611221827.0A CN201611221827A CN106840373A CN 106840373 A CN106840373 A CN 106840373A CN 201611221827 A CN201611221827 A CN 201611221827A CN 106840373 A CN106840373 A CN 106840373A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
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- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
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Abstract
The present invention provides a kind of aircraft noise monitoring method and its device, belongs to noise monitoring field, and the method includes：Obtain the flight parameter and Practical Meteorological Requirements data of aircraft in monitoring of environmental；Flight track of the correction aircraft in airfield runway；Stochastic prediction point is obtained, the oblique distance between aircraft and stochastic prediction point is calculated；Maximum take-off weight and oblique distance based on aircraft, are calculated the effective perceived noise level of aircraft；Aircraft based on every kind of type in the first time period being previously obtained calculates the effective perceived noise level average value of aircraft in the sortie of taking off and landing number of each airfield runway；In based on multiple second time periods in the first time period being previously obtained, takeoff and landing sortie number and effective perceived noise level average value in each second time period are calculated WECPNL.Can alleviate traditional aircraft program noise monitoring method with the method has contingency, it is impossible to objectively and accurately evaluate the problem of the influence of noise that aircraft noise is brought.
Description
Technical field
The present invention relates to noise monitoring field, in particular to a kind of aircraft noise monitoring method and its device.
Background technology
With the rapid growth of flight amount and airport is newly-built, airfield extension project increase, airport noise problem day
Benefit is prominent.Evaluation to aircraft will not only consider safety, economic and simplicity, should also pay attention to noise rating.Traditional aircraft noise
Monitoring method mainly takes the noise of monitoring individual event to be used as evaluation index, with contingency, it is impossible to objectively and accurately comment
The influence of noise that valency aircraft noise is brought.
The content of the invention
In view of this, the purpose of the embodiment of the present invention is to provide a kind of aircraft noise monitoring method and its device,.
In a first aspect, the embodiment of the invention provides a kind of aircraft noise monitoring method, methods described includes：Obtain monitoring
The flight parameter of aircraft and Practical Meteorological Requirements data in environment, the flight parameter include type, engine power, airfield runway
Information, the Practical Meteorological Requirements data include air pressure, temperature, relative humidity and wind speed；Climbed rule based on the broadcast for pre-saving
Then and the flight parameter and Practical Meteorological Requirements data, flight track of the type in the airfield runway is corrected；Obtain
Stochastic prediction point, based on correction after the flight track, be calculated in the airfield runway, the aircraft of the type with
Oblique distance between stochastic prediction point；The maximum take-off weight of the aircraft based on the type and the oblique distance, are calculated institute
State the effective perceived noise level of the aircraft in the airfield runway of type；Based on every kind of type in the first time period being previously obtained
Aircraft each airfield runway sortie of taking off and landing number, calculate correspondence type aircraft correspondence airfield runway effectively feel to make an uproar
Sound level, obtains the effective perceived noise level average value of aircraft；During based on multiple second in the first time period being previously obtained
Between in section, the effective perceived noise level average value of takeoff and landing sortie number and the aircraft in each second time period, meter
Calculation obtains WECPNL.The method can alleviate traditional aircraft program noise monitoring method to be had accidentally
Property, it is impossible to objectively and accurately evaluate the problem of the influence of noise that aircraft noise is brought.
Second aspect, the embodiment of the invention provides a kind of aircraft noise monitoring device, and described device includes：Obtain mould
Block, flight parameter and Practical Meteorological Requirements data for obtaining aircraft in monitoring of environmental, the flight parameter includes type, starts
Acc power, airfield runway information, the Practical Meteorological Requirements data include air pressure, temperature, relative humidity and wind speed；Correction module,
For regular and described flight parameter and the Practical Meteorological Requirements data of being climbed based on the broadcast for pre-saving, correct the type and exist
The flight track of the airfield runway；First computing module, for obtaining stochastic prediction point, based on correction after the flight boat
Mark, is calculated in the airfield runway, the oblique distance between the aircraft of the type and stochastic prediction point；Second calculates mould
Block, maximum take-off weight and the oblique distance for the aircraft based on the type, the aircraft for being calculated the type exists
The effective perceived noise level of the airfield runway；3rd computing module, for based on every kind of in the first time period being previously obtained
The aircraft of type calculates the effective feeling of the aircraft in correspondence airfield runway of correspondence type in the sortie of taking off and landing number of each airfield runway
Feel noise level, obtain the effective perceived noise level average value of aircraft；4th computing module, for based on described for being previously obtained
In one time period in multiple second time periods, takeoff and landing sortie number and the aircraft in each second time period it is effective
Perceived noise level average value, is calculated WECPNL.The device can alleviate traditional aircraft program
Noise-monitoring equipment has contingency, it is impossible to objectively and accurately evaluate the problem of the influence of noise that aircraft noise is brought.
Compared with prior art, various embodiments of the present invention are proposed aircraft noise monitoring method and its beneficial effect of device
It is：The effective perceived noise level of aircraft is calculated by the flight parameter and Practical Meteorological Requirements data that combine aircraft, by not
The aircraft of same type machine calculates aircraft in effective perceived noise level produced on different airfield runways of different time periods
Effective perceived noise level average value, and based on the equivalent continuous sense of weighted that the effective perceived noise level mean value calculation goes out aircraft
Feel noise level.WECPNL take into account the number of times of noise transmission and the exposure event of daily aircraft
Influence, there is contingency in the aircraft program noise monitoring method for alleviating traditional, it is impossible to objectively and accurately evaluate aircraft noise
The problem of the influence of noise for bringing.
To enable the above objects, features and advantages of the present invention to become apparent, preferred embodiment cited below particularly, and coordinate
Appended accompanying drawing, is described in detail below.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be attached to what is used needed for embodiment
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, thus be not construed as it is right
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the structured flowchart of electronic equipment provided in an embodiment of the present invention；
The flow chart of the aircraft noise monitoring method that Fig. 2 is provided for first embodiment of the invention；
The countermeasures on noise standard on the airport that Fig. 3 is provided for first embodiment of the invention；
The flow chart of the aircraft noise monitoring method that Fig. 4 is provided for second embodiment of the invention；
The structured flowchart of the aircraft noise monitoring device that Fig. 5 is provided for third embodiment of the invention；
The structured flowchart of the aircraft noise monitoring device that Fig. 6 is provided for fourth embodiment of the invention.
Specific embodiment
Below in conjunction with accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Ground description, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Generally exist
The component of the embodiment of the present invention described and illustrated in accompanying drawing can be arranged and designed with a variety of configurations herein.Cause
This, the detailed description of the embodiments of the invention to providing in the accompanying drawings is not intended to limit claimed invention below
Scope, but it is merely representative of selected embodiment of the invention.Based on embodiments of the invention, those skilled in the art are not doing
The every other embodiment obtained on the premise of going out creative work, belongs to the scope of protection of the invention.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it need not be further defined and explained in subsequent accompanying drawing.Meanwhile, of the invention
In description, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relative importance.
As shown in figure 1, being the block diagram of electronic equipment.The electronic equipment 100 includes：Aircraft noise monitoring dress
Put, memory 110, storage control 120, processor 130, Peripheral Interface 140, input-output unit 150, audio unit 160,
Display unit 170.
The memory 110, storage control 120, processor 130, Peripheral Interface 140, input-output unit 150, sound
Frequency unit 160 and each element of display unit 170 are directly or indirectly electrically connected with each other, with realize data transmission or
Interaction.For example, these elements can be realized being electrically connected with by one or more communication bus or holding wire each other.It is described to fly
During machine noise-monitoring equipment can be stored in the memory including at least one in the form of software or firmware (firmware) or
It is solidificated in the software function module in the operating system of the client device (operating system, OS).The treatment
Device 130 is used to perform the executable module stored in memory 110, such as the software work(that described aircraft noise monitoring device includes
Can module or computer program.
Wherein, memory 110 may be, but not limited to, random access memory (Random Access Memory,
RAM), read-only storage (Read Only Memory, ROM), programmable read only memory (Programmable Read-Only
Memory, PROM), erasable read-only memory (Erasable Programmable Read-Only Memory, EPROM),
Electricallyerasable ROM (EEROM) (Electric Erasable Programmable Read-Only Memory, EEPROM) etc..
Wherein, memory 110 is used for storage program, and the processor 130 performs described program after execute instruction is received, foregoing
Method performed by the server of the stream process definition that embodiment of the present invention any embodiment is disclosed can apply to processor 130
In, or realized by processor 130.
Processor 130 is probably a kind of IC chip, the disposal ability with signal.Above-mentioned processor 130 can
Being general processor, including central processing unit (Central Processing Unit, abbreviation CPU), network processing unit
(Network Processor, abbreviation NP) etc.；Can also be digital signal processor (DSP), application specific integrated circuit (ASIC),
It is ready-made programmable gate array (FPGA) or other PLDs, discrete gate or transistor logic, discrete hard
Part component.Can realize or perform disclosed each method in the embodiment of the present invention, step and logic diagram.General processor
Can be microprocessor or the processor can also be any conventional processor etc..
Various input/output devices are coupled to processor 130 and memory 110 by the Peripheral Interface 140.At some
In embodiment, Peripheral Interface 140, processor 130 and storage control 120 can be realized in one single chip.Other one
In a little examples, they can be realized by independent chip respectively.
Input-output unit 150 is used to be supplied to user input data to realize interacting for user and electronic equipment 100.It is described
Input-output unit 150 may be, but not limited to, mouse and keyboard etc..
Audio unit 160 provides a user with COBBAIF, and it may include one or more microphones, one or more raises
Sound device and voicefrequency circuit.
Display unit 170 provides an interactive interface (such as user interface) between electronic equipment 100 and user
Or referred to user for display image data.In the present embodiment, the display unit 170 can be liquid crystal display or touch
Control display.If touch control display, it can be that the capacitance type touch control screen or resistance-type for supporting single-point and multi-point touch operation are touched
Control screen etc..Support that single-point and multi-point touch operation refer to that touch control display can be sensed from one on the touch control display or many
The touch control operation produced simultaneously at individual position, and transfer to processor 130 to be calculated and processed the touch control operation for sensing.
First embodiment
Fig. 2 is refer to, Fig. 2 is a kind of flow chart of aircraft noise monitoring method that first embodiment of the invention is provided.Under
Face will be described in detail to the flow shown in Fig. 2, and methods described includes：
Step S110：Obtain the flight parameter and Practical Meteorological Requirements data of aircraft in monitoring of environmental, the flight parameter bag
Type, engine power, airfield runway information are included, the Practical Meteorological Requirements data include air pressure, temperature, relative humidity and wind
Speed.
According to the rule of International Civil Aviation Organization ICAO (International Civil Aviation Organization)
Fixed, the meteorological condition of airport noise measurement is：The handkerchief of atmospheric pressure value 1013.25 hundred, 25 degrees Celsius of temperature, relative humidity 70% and nothing
Wind.But aerodrome condition is generally difficult to meet this standard, and 2 degrees Celsius to 30 degrees Celsius of temperature value is met during actual measurement；
Relative humidity 30% to 90%；Wind speed is less than or equal to 19km/h.
Step S120：Climbed regular and described flight parameter and Practical Meteorological Requirements data based on the broadcast for pre-saving,
Correct flight track of the type in the airfield runway.
Broadcast climb regular (Boeing Climb Out Program) be for analyzing course line and profit under windows interfaces
Left the theatre or approach procedure calculating performance software with what user provided, the software can be according to aircraft model, the engine of input
Power, airfield runway information and airport Practical Meteorological Requirements data, export detailed flight parameter report, and the vertical of generation aircraft is cutd open
Face and ground trace, that is, correct the flight track of aircraft.
Step S130：Obtain stochastic prediction point, based on correction after the flight track, be calculated the airport run
In road, the oblique distance between the aircraft of the type and stochastic prediction point.
As origin, runway centerline and extended line are x-axis, and direction of leaving the theatre is positive direction at center with runway threshold end,
It is y-axis perpendicular to the direction of runway centerline, direction left side of leaving the theatre is positive direction, perpendicular to ground for z-axis sets up rectangular co-ordinate
System.Along x-axis coordinate from -10000 to 10000 every 200m, y-axis coordinate from -2000 to 2000 sets a prediction every 100m
Point, the coordinate of future position is (x, y, z).Take off when climbing or landing and ground angulation is θ, it is obtained at random
In a future position, then the oblique distance D between aircraft and future position be：
Step S140：The maximum take-off weight of the aircraft based on the type and the oblique distance, are calculated the machine
Effective perceived noise level of the aircraft of type in the airfield runway.
ICAO specifies that the permission noise figure of the aircraft of different take-off weights is different.Table 1 shows that the maximum of aircraft plays fly weight
Amount and the corresponding relation for allowing noise figure, wherein, M is the maximum take-off weight of aircraft.
The permission noise figure of the aircraft of the different take-off weights of table 1
| Maximum take-off weight | Lateral measurement spot noise (dB) | Land and measure spot noise (dB) | Take off and measure spot noise (dB) |
| 0 to 34 tons | 102 | 102 | 93 |
| 34 tons to 272 tons | 91.83+6.64logM | 91.83+6.64logM | 67.56+16.61logM |
| More than or equal to 272 tons | 108 | 108 | 108 |
The noise distance feature curve of aircraft can be determined using matlab fitting of a polynomials.For example, B373 types is winged
The noise distance fitting formula of machine is LEPN=-0.18*D+128.6, wherein, LEPNIt is effective noise level, D is future position to Aircraft
The oblique distance of mark.Based on LEPN=-0.18*D+128.6, can be calculated aircraft the having in the airfield runway of the type
Effect perceived noise level.
Step S150：Landing of the aircraft based on every kind of type in the first time period being previously obtained in each airfield runway
Sortie number, calculates the effective perceived noise level of the aircraft in correspondence airfield runway of correspondence type, obtains the effective of aircraft and feels to make an uproar
Sound level average value.
Due to different type of machines aircraft same runway or same type aircraft in having that different runways is caused
Effect perceived noise level is different, therefore, for the convenience for calculating, can count in advance in a first time period, every kind of type
Aircraft each airfield runway sortie of taking off and landing number, with reference in a first time period, the aircraft of every kind of type is at each
The sortie of taking off and landing number of airfield runway is calculated the effective perceived noise level average value of aircraft, and average with effective perceived noise level
Value is blanket as one, and the aircraft that can weigh any type of a frame takes off or land once institute on any runway
The noise figure of generation.For example, can count in advance in one day, the aircraft of the aircraft model of landing and each type in airport
The runway for being used.
It is possible to further be based on
The effective perceived noise level average value of aircraft is calculated, wherein,It is effective perceived noise level average value, N
It is the total landing number of aircraft, n in the first time periodijIt is i-th kind of aircraft rising in j airfield runways in the first time period
Drop sortie number, LEPNijThe effective noise level that to be i-th kind of aircraft obtain in jth airfield runway point.
Step S160：Based in multiple second time period in the first time period being previously obtained, each second time
The effective perceived noise level average value of takeoff and landing sortie number and the aircraft in section, is calculated the equivalent continuous sense of weighted
Feel noise level.
Note power ECPNL is the evaluation index recommended by International Civil Aviation Organization, and it is based on effectively feeling to make an uproar
Sound level average value, and boundary line has been divided to daytime, night, night, and it is multiplied by different weights for the different time periods.With one
It is first time period, 7：00—19：00,19：00—22：00,22：00-next day 7：00 is three second time periods,
It is possible to further be based on
WECPNL is calculated, wherein, LWECPNIt is the WECPNL,It is effective perceived noise level average value, N1、N2、N37 of aircraft in the first time period are represented respectively：00—19：
00,19：00—22：00,22：00-next day 7：Sortie of taking off and landing number in 00 3 second time periods.
Yet further, the WECPNL that can be based on being calculated draws out each future position
Countermeasures on noise standard, in order to improvement subsequently to noise.Fig. 3 is refer to, for example, to the runway of Nanjing Lu Kou airports 06 is entered
Row noise monitoring, WECPNL can use Surfer8.0 Software on Drawing 50dB- obtained by monitoring calculation
The countermeasures on noise standard of 110dB.In figure, color is got over to deeply feel and shows that noise figure is smaller.
The beneficial effect of aircraft noise monitoring method provided in an embodiment of the present invention is：By the flight parameter for combining aircraft
And Practical Meteorological Requirements data calculate the effective perceived noise level of aircraft, by the aircraft to different type of machines in the different time periods
The produced effective perceived noise level on different airfield runways, calculates the effective perceived noise level average value of aircraft, and base
Go out the WECPNL of aircraft in the effective perceived noise level mean value calculation.The equivalent continuous sensation of weighted
Noise level take into account the influence of the number of times of noise transmission and the exposure event of daily aircraft, to alleviate traditional aircraft journey
Sequence noise monitoring method has contingency, it is impossible to objectively and accurately evaluate the problem of the influence of noise that aircraft noise is brought.
Second embodiment
Fig. 4 is refer to, Fig. 4 is a kind of flow chart of aircraft noise monitoring method that second embodiment of the invention is provided.Under
Face will be described in detail to the flow shown in Fig. 4, and methods described includes：
Step S210：Obtain the flight parameter and Practical Meteorological Requirements data of aircraft in monitoring of environmental, the flight parameter bag
Type, engine power, airfield runway information are included, the Practical Meteorological Requirements data include air pressure, temperature, relative humidity and wind
Speed.
Step S220：Climbed regular and described flight parameter and Practical Meteorological Requirements data based on the broadcast for pre-saving,
Correct flight track of the type in the airfield runway.
Step S230：Obtain stochastic prediction point, based on correction after the flight track, be calculated the airport run
In road, the oblique distance between the aircraft of the type and stochastic prediction point.
Step S240：The maximum take-off weight of the aircraft based on the type and the oblique distance, are calculated the machine
Effective perceived noise level of the aircraft of type in the airfield runway.
Step S241：Based on the aircraft for being calculated the type the airfield runway EPN effective perceived noise
Level, is calculated the perceived noise level of the aircraft in the airfield runway of the type.
Further, another expression formula of effective perceived noise level is LEPN=LAmax+10lgTd/ 20+13, the formula can be with
It is reduced to LEPN=LAmax+ 15dB, and perceived noise level is LPN=LAmax+ 13dB, based on LEPN=LAmax+ 15dB and LPN=LAmax+
13dB, can be calculated perceived noise level LPN。
Step S250：Landing of the aircraft based on every kind of type in the first time period being previously obtained in each airfield runway
Sortie number, calculates the effective perceived noise level of the aircraft in correspondence airfield runway of correspondence type, obtains the effective of aircraft and feels to make an uproar
Sound level average value.
Step S260：Based in multiple second time period in the first time period being previously obtained, each second time
The effective perceived noise level average value of takeoff and landing sortie number and the aircraft in section, is calculated the equivalent continuous sense of weighted
Feel noise level.
3rd embodiment
Fig. 5 is refer to, Fig. 5 is a kind of structured flowchart of aircraft noise monitoring device that third embodiment of the invention is provided.
The structured flowchart shown in Fig. 5 will be illustrated below, shown device 400 includes：Acquisition module 410, correction module 420,
One computing module 430, the second computing module 440, the 3rd computing module 450 and the 4th computing module 460.
Acquisition module 410, flight parameter and Practical Meteorological Requirements data for obtaining aircraft in monitoring of environmental, the flight
Parameter include type, engine power, airfield runway information, the Practical Meteorological Requirements data include air pressure, temperature, relative humidity with
And wind speed.
Correction module 420, for regular and described flight parameter and the actual gas of being climbed based on the broadcast for pre-saving
Image data, corrects flight track of the type in the airfield runway.
First computing module 430, for obtaining stochastic prediction point, based on correction after the flight track, be calculated
In the airfield runway, the oblique distance between the aircraft of the type and stochastic prediction point.
Second computing module 440, maximum take-off weight and the oblique distance for the aircraft based on the type are calculated
Obtain the effective perceived noise level of the aircraft in the airfield runway of the type.
3rd computing module 450, for the aircraft based on every kind of type in the first time period being previously obtained in each machine
The sortie of taking off and landing number of field runway, calculates the aircraft of correspondence type in the effective perceived noise level of correspondence airfield runway, obtains aircraft
Effective perceived noise level average value.
4th computing module 460, in based on multiple second time periods in the first time period being previously obtained, often
The effective perceived noise level average value of takeoff and landing sortie number and the aircraft in individual second time period, is calculated weighted
ECPNL.
The present embodiment refers to above-mentioned Fig. 1 to Fig. 4 institutes to the process of the respective function of each Implement of Function Module of device 400
Show the content described in embodiment, here is omitted.
Fourth embodiment
Fig. 6 is refer to, Fig. 6 is a kind of structured flowchart of aircraft noise monitoring device that fourth embodiment of the invention is provided.
The structured flowchart shown in Fig. 6 will be illustrated below, shown device 500 includes：Acquisition module 510, correction module 520,
One computing module 530, the second computing module 540, the 3rd computing module 550, the 4th computing module 560 and the 5th computing module
570。
Acquisition module 510, flight parameter and Practical Meteorological Requirements data for obtaining aircraft in monitoring of environmental, the flight
Parameter include type, engine power, airfield runway information, the Practical Meteorological Requirements data include air pressure, temperature, relative humidity with
And wind speed.
Correction module 520, for regular and described flight parameter and the actual gas of being climbed based on the broadcast for pre-saving
Image data, corrects flight track of the type in the airfield runway.
First computing module 530, for obtaining stochastic prediction point, based on correction after the flight track, be calculated
In the airfield runway, the oblique distance between the aircraft of the type and stochastic prediction point.
Second computing module 540, maximum take-off weight and the oblique distance for the aircraft based on the type are calculated
Obtain the effective perceived noise level of the aircraft in the airfield runway of the type.
3rd computing module 550, for the aircraft based on every kind of type in the first time period being previously obtained in each machine
The sortie of taking off and landing number of field runway, calculates the aircraft of correspondence type in the effective perceived noise level of correspondence airfield runway, obtains aircraft
Effective perceived noise level average value.
4th computing module 560, in based on multiple second time periods in the first time period being previously obtained, often
The effective perceived noise level average value of takeoff and landing sortie number and the aircraft in individual second time period, is calculated weighted
ECPNL.
5th computing module 570, for being calculated the aircraft of the type described based on second computing module
The effective perceived noise level of airfield runway, is calculated the perceived noise level of the aircraft in the airfield runway of the type.
The present embodiment refers to above-mentioned Fig. 1 to Fig. 4 institutes to the process of the respective function of each Implement of Function Module of device 500
Show the content described in embodiment, here is omitted.
In sum, the embodiment of the present invention is proposed aircraft noise monitoring method and its device, by combining flying for aircraft
Line parameter and Practical Meteorological Requirements data calculate the effective perceived noise level of aircraft, by the aircraft to different type of machines different
Time period effective perceived noise level produced on different airfield runways, the effective perceived noise level for calculating aircraft is average
Value, and go out the WECPNL of aircraft based on the effective perceived noise level mean value calculation.Weighted is equivalent
Continuous perceived noise level take into account the influence of the number of times of noise transmission and the exposure event of daily aircraft, to alleviate tradition
Aircraft program noise monitoring method there is contingency, it is impossible to objectively and accurately evaluate asking for the influence of noise that brings of aircraft noise
Topic.
In several embodiments provided herein, it should be understood that disclosed apparatus and method, it is also possible to pass through
Other modes are realized.Device embodiment described above is only schematical, for example, flow chart and block diagram in accompanying drawing
Show the device of multiple embodiments of the invention, the architectural framework in the cards of method and computer program product,
Function and operation.At this point, each square frame in flow chart or block diagram can represent one the one of module, program segment or code
Part a, part for the module, program segment or code is used to realize holding for the logic function for specifying comprising one or more
Row instruction.It should also be noted that at some as in the implementation replaced, the function of being marked in square frame can also be being different from
The order marked in accompanying drawing occurs.For example, two continuous square frames can essentially be performed substantially in parallel, they are sometimes
Can perform in the opposite order, this is depending on involved function.It is also noted that every in block diagram and/or flow chart
The combination of the square frame in individual square frame and block diagram and/or flow chart, can use the function or the special base of action for performing regulation
Realized in the system of hardware, or can be realized with the combination of computer instruction with specialized hardware.
In addition, each functional module in each embodiment of the invention can integrate to form an independent portion
Divide, or modules individualism, it is also possible to which two or more modules are integrated to form an independent part.
If the function is to realize in the form of software function module and as independent production marketing or when using, can be with
Storage is in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words
The part contributed to prior art or the part of the technical scheme can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used to so that a computer equipment (can be individual
People's computer, server, or network equipment etc.) perform all or part of step of each embodiment methods described of the invention.
And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.Need
Illustrate, herein, such as first and second or the like relational terms be used merely to by an entity or operation with
Another entity or operation make a distinction, and not necessarily require or imply these entities or there is any this reality between operating
The relation or order on border.And, term " including ", "comprising" or its any other variant be intended to the bag of nonexcludability
Contain, so that process, method, article or equipment including a series of key elements are not only including those key elements, but also including
Other key elements being not expressly set out, or it is this process, method, article or the intrinsic key element of equipment also to include.
In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including the key element
Process, method, article or equipment in also there is other identical element.
The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.It should be noted that：Similar label and letter exists
Similar terms is represented in following accompanying drawing, therefore, once being defined in a certain Xiang Yi accompanying drawing, then it is not required in subsequent accompanying drawing
It is further defined and is explained.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and it is any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (10)
1. a kind of aircraft noise monitoring method, it is characterised in that methods described includes：
The flight parameter and Practical Meteorological Requirements data of aircraft in monitoring of environmental are obtained, the flight parameter includes type, engine
Power, airfield runway information, the Practical Meteorological Requirements data include air pressure, temperature, relative humidity and wind speed；
Climbed regular and described flight parameter and Practical Meteorological Requirements data based on the broadcast for pre-saving, correct the type and exist
The flight track of the airfield runway；
Obtain stochastic prediction point, based on correction after the flight track, be calculated in the airfield runway, the type
Aircraft and stochastic prediction point between oblique distance；
The maximum take-off weight of the aircraft based on the type and the oblique distance, are calculated the aircraft of the type described
The effective perceived noise level of airfield runway；
Aircraft based on every kind of type in the first time period being previously obtained is in the sortie of taking off and landing number of each airfield runway, and it is right to calculate
Answer the aircraft of type in the effective perceived noise level of correspondence airfield runway, obtain the effective perceived noise level average value of aircraft；
Based in multiple second time period in the first time period being previously obtained, the takeoff and landing in each second time period
The effective perceived noise level average value of sortie number and the aircraft, is calculated WECPNL.
2. method according to claim 1, it is characterised in that the maximum take-off weight of the aircraft based on the type
And the oblique distance, the effective perceived noise level of the aircraft in the airfield runway of the type is calculated, including：
Based on LEPN=-0.18*D+128.6, is calculated the EPN effective perceived noise of the aircraft in the airfield runway of the type
Level, wherein, LEPNIt is effective noise level, D is oblique distance.
3. method according to claim 2, it is characterised in that described based on every kind of machine in the first time period being previously obtained
The aircraft of type calculates the effective sensation of the aircraft in correspondence airfield runway of correspondence type in the sortie of taking off and landing number of each airfield runway
Noise level, obtains the effective perceived noise level average value of aircraft, including：It is based on
The effective perceived noise level average value of aircraft is calculated, wherein,It is effective perceived noise level average value, N is institute
State the total landing number of aircraft in first time period, nijIt is landing frame of i-th kind of aircraft in j airfield runways in the first time period
Number of times, LEPNijThe effective noise level that to be i-th kind of aircraft obtain in jth airfield runway point.
4. method according to claim 3, it is characterised in that the second time period has three, it is described based on advance
To the first time period in multiple second time periods, takeoff and landing sortie number in each second time period and described
The effective perceived noise level average value of aircraft, is calculated WECPNL, including：It is based on
WECPNL is calculated, wherein, LWECPNIt is the WECPNL,It is effective perceived noise level average value, N1、N2、N37 of aircraft in the first time period are represented respectively：00—19：
00,19：00—22：00,22：00-next day 7：00 sortie of taking off and landing number.
5. method according to claim 1, it is characterised in that the maximum take-off weight of the aircraft based on the type
And the oblique distance, it is calculated the aircraft of the type after the effective perceived noise level of the airfield runway, the side
Method also includes；
Based on the aircraft for being calculated the type in the effective perceived noise level of the airfield runway, it is calculated described
Perceived noise level of the aircraft of type in the airfield runway.
6. a kind of aircraft noise monitoring device, it is characterised in that described device includes：
Acquisition module, flight parameter and Practical Meteorological Requirements data for obtaining aircraft in monitoring of environmental, the flight parameter bag
Type, engine power, airfield runway information are included, the Practical Meteorological Requirements data include air pressure, temperature, relative humidity and wind
Speed；
Correction module, for regular and described flight parameter and the Practical Meteorological Requirements data of being climbed based on the broadcast for pre-saving,
Correct flight track of the type in the airfield runway；
First computing module, for obtaining stochastic prediction point, based on correction after the flight track, be calculated in the machine
In the runway of field, the oblique distance between the aircraft of the type and stochastic prediction point；
Second computing module, maximum take-off weight and the oblique distance for the aircraft based on the type, is calculated institute
State the effective perceived noise level of the aircraft in the airfield runway of type；
3rd computing module, for the aircraft based on every kind of type in the first time period being previously obtained in each airfield runway
Sortie of taking off and landing number, calculates the aircraft of correspondence type in the effective perceived noise level of correspondence airfield runway, obtains the effective feeling of aircraft
Feel noise level average value；
4th computing module, in based on multiple second time periods in the first time period being previously obtained, each second
The effective perceived noise level average value of takeoff and landing sortie number and the aircraft in the time period, is calculated the equivalent company of weighted
Continuous perceived noise level.
7. device according to claim 6, it is characterised in that second computing module, including：Based on LEPN=-
0.18*D+128.6, is calculated the effective perceived noise level of the aircraft in the airfield runway of the type, wherein, LEPNIt is
Effective noise level, D is oblique distance.
8. device according to claim 7, it is characterised in that the 3rd computing module, including：It is based on
The effective perceived noise level average value of aircraft is calculated, wherein,It is effective perceived noise level average value, N is institute
State the total landing number of aircraft in first time period, nijIt is landing frame of i-th kind of aircraft in j airfield runways in the first time period
Number of times, LEPNijThe effective noise level that to be i-th kind of aircraft obtain in jth airfield runway point.
9. device according to claim 8, it is characterised in that the second time period has three, the described 4th calculates mould
Block, including：It is based on
WECPNL is calculated, wherein, LWECPNIt is the WECPNL,It is effective perceived noise level average value, N1、N2、N37 of aircraft in the first time period are represented respectively：00—19：
00,19：00—22：00,22：00-next day 7：00 sortie of taking off and landing number.
10. device according to claim 6, it is characterised in that described device also includes：
5th computing module, for being calculated the aircraft of the type based on second computing module in the airfield runway
Effective perceived noise level, be calculated the perceived noise level of the aircraft in the airfield runway of the type.
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