CN104615849B - A kind of flight plan assessment system and implementation method suitable for General Aviation - Google Patents
A kind of flight plan assessment system and implementation method suitable for General Aviation Download PDFInfo
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- CN104615849B CN104615849B CN201410839569.7A CN201410839569A CN104615849B CN 104615849 B CN104615849 B CN 104615849B CN 201410839569 A CN201410839569 A CN 201410839569A CN 104615849 B CN104615849 B CN 104615849B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
A kind of flight plan assessment system and implementation method suitable for General Aviation Flight.System includes microcomputer, at least one database server, and wherein database server is connected by digital network with microcomputer.Advantage of the present invention：Main Analysis landform, type, pilot's qualification, prestowage, fuel oil, the obstacle detouring that takes off, no-fly zone, airport and course line periphery meteorological condition etc. influence the factor of General Aviation Flight, simplify influences less factor to General Aviation Flight, with distinct navigation characteristic；Utilize terrain data storage storehouse, build three-dimensional geographic model, flight path three-dimensional space position is calculated according to each track points warp, latitude coordinate and cruising altitude information in flight plan, the information such as the landform of three dimensions, regulatory area, surveillance zone, report area, no-fly zone and anomalous weather area, realizes the three-dimensional assessment of Flight desired track with reference to where flight path.
Description
Technical field
The invention belongs to blank pipe technical field of automation, a kind of more particularly to flight plan suitable for General Aviation is commented
Estimate system and implementation method.
Background technology
General Aviation refers to be engaged in Civil Aviation Activities beyond public air transport, events in operation using civil aircraft
Cover agriculture, woods, herd, fishing, industry, building, scientific research, traffic, multiple industries such as amusement.The particular content of General Aviation covers ten thousand
As, with maneuverability, rapidly and efficiently the features such as, therefore its status in civil aviation transportation also all the more protrude.
Shown according to civil aviation authority's statistical communique, by the end of the year 2013, the quantity of domestic general-purpose aircraft has reached 1519 framves.Together
When, the flight total amount of China's General Aviation was reached 59.1 ten thousand hours in 2013, and 14.3% or so, State Council's hair are increased compared with last year
Cloth《Some opinions on promoting Civil Aviation Industry》Propose, the year two thousand twenty General Aviation developing goal is to realize standardization hair
Exhibition, flight total amount was up to 2,000,000 hours, by this data estimation, and the coming years, domestic annual General Aviation Flight amount increased about 19%.
The industry size of above-mentioned as shown by data General Aviation expands day by day, and flight demand is gradually vigorous, there is the sufficiently large market demand,
This inevitable requirement gradual perfection General Aviation service guarantee system.
General Aviation is compared with aircraft maneuverability, flying height be low, operating area situation with typically transport aviation
Complicated the features such as, so General Aviation service guarantee system is different from general transport aviation.Flight Service Stations is used as General Aviation
The pith of service guarantee system, it can provide extensive operational service for General Aviation, including provide Meteorological Services, fly
Row intended services, flight support and it is other desired help, including being estimated processing to flight plan.However, at present
Domestic operational service system not specifically designed for General Aviation, the external ins and outs on General Aviation Flight service station are provided
Material is also seldom, it is therefore necessary to builds the General Aviation Flight service station with independent intellectual property right, provides higher for Flight
The operational service of quality.
General Aviation Flight service station provides a user stage sex service, and flight plan assessment system belongs to clothes before flight
A part for business, it includes for the service that General Aviation user provides：Flight plan course is assessed, flight plan flight path section is commented
Estimate, aircraft and the assessment of pilot's seaworthiness, meteorological assessment, aircraft prestowage and fuel consumption assessment, runway heading obstacle clearing capability are assessed
Deng.
In view of the foregoing, General Aviation Flight service station needs rational a system and implementation method general to assess
Part of airline programme, so as to judge the reasonability of General Aviation Flight plan, but still lacks such system and realization side at present
Method.
The content of the invention
In order to solve the above problems, it is an object of the invention to provide a kind of flight plan assessment suitable for General Aviation
System and implementation method, to solve to lack the present situation that flight plan is assessed in General Aviation field.
In order to achieve the above object, the flight plan assessment system suitable for General Aviation that the present invention is provided includes：It is micro-
Type computer, at least one database server, wherein database server are connected by digital network with microcomputer.
Flight plan is installed on described microcomputer and assesses terminal；The Account Dept carried on database server B1
Part includes：Flight plan data thesaurus, terrain data storage storehouse, control zone data repository, meteorological data thesaurus, aircraft
Performance data thesaurus；Digital network is General Aviation Flight service station local area network.
The implementation method for the flight plan assessment system suitable for General Aviation that the present invention is provided includes performing in order
The following steps：
Step 1) reception, storage and the S01 stages for managing flight plan：General Aviation on computer A1 flies
Row Program Assessment terminal receive by digital network L transmit come flight plan message, subsequently on database server B1
Flight plan data thesaurus, and pass through flight plan assess terminal management store flight plan；
Step 2) flight plan course assess the S02 stages：Warp, latitude and high number of passes are extracted from terrain data storage storehouse
According to, three-dimensional geographic model is built, it is empty according to each track points warp, latitude coordinate and cruising altitude information calculating flight path in flight plan
Between position, assess regulatory area, report area, surveillance zone and its that desired track passes through with the distance of no-fly zone etc. information；
Step 3) flight plan flight path section assess the S03 stages：The three-dimensional geographic model that is built using the S02 stages and
Each track points warp, latitude coordinate, the landform of vertical direction is cutd open where obtaining desired track by the method for High Accuracy and Divide interpolation
Face, with reference to each track points cruising altitude, draws flight plan flight path section, assess flight plan each stage aircraft whether with ground
Face keeps safe altitude；
Step 4) S04 stages for assessing of aircraft and pilot's seaworthiness：Utilize the execution flight aircraft in flight plan message
Concrete condition, pilot's qualification, assess aircraft and pilot whether seaworthiness；
Step 5) planned course is related to S05 stages of meteorological assessment：According to flight plan message Intermediate Course and airport of rising and falling
Associated course line periphery meteorological data, the live forecast data in airport are obtained, assesses whether meteorology meets standard；
Step 6) aircraft prestowage assess the S06 stages：According to the prestowage information provided in flight plan message, carrying capacity is calculated
Whether exceed maximum allowable carrying capacity, that is, confirm whether carrying capacity is exceeded, while calculating center of gravity of airplane position by prestowage information, confirm
In the reasonable scope whether the center of gravity of airplane；
Step 7) aircraft fuel oil consumption assess the S07 stages：According to type, the course line letter provided in flight plan message
Breath, calculates and performs the total distance to go of flight plan, with reference to different type of machines climbing, cruise, decline each stage to fuel oil
Consumption, calculates and completes amount of fuel needed for flight plan, with reference to the carried amount of fuel of aircraft starting flight in flight plan, assesses
Whether Fuel Remained is in safe range；
Step 8) runway heading obstacle clearing capability assess the S08 stages：With reference to the model information in flight plan, it is determined that performing
The aircraft aerodynamic model of plan, according to the distance of runway heading barrier and runway, the height of barrier, according to MAX CLB
Whether the obstacle clearing capability for calculating aircraft meets safe take-off standard；
Step 9) comprehensive assessment result the S09 stages：Collect assessment of the S02-S08 stages to flight plan, including：Flight
Planned course assessment, the assessment of flight plan flight path section, aircraft and pilot's seaworthiness are assessed, planned course is related to meteorological assessment,
Aircraft prestowage assessment, aircraft fuel oil consumption are assessed and runway heading obstacle clearing capability is assessed, and finally provides comprehensive assessment opinion.
In step 6) in, described aircraft prestowage appraisal procedure includes the following steps performed in order：First, according to winged
Row plan and aircraft parameter information, calculate the every torque related to aircraft, including aircraft bare weight torque, passenger's torque, luggage
Torque, fuel oil torque, computing formula are as follows：
(weight) * (arm of force)=(torque)
Secondly, aircraft gross weight amount, i.e. bare weight, passenger weight, baggage wieight and fuel weight sum are calculated；Finally, power
Square sum divided by gross weight obtain center of gravity of airplane position, if the center of gravity of airplane is in safe range, are performed by flight plan
Aircraft prestowage examination ＆ verification passes through, and otherwise audits and does not pass through.
In step 7) in, described aircraft fuel oil consumption appraisal procedure includes the following steps performed in order：
1) aircraft type is determined：Aircraft type is determined according to the flight plan of assessment, is taken according to aircraft type from database
Be engaged in extracting in device B1 aeroplane performance data repository the aerodynamic model of correspondence type, determine aircraft in engine start, slide
With the fuel consumption F1 of takeoff phase；
2) useable fuel is determined：Flight plan according to assessment determines useable fuel amount Ft, and useable fuel amount can not herein
The maximum fuel amount that can be loaded more than the type；
3) determine, drop aerodrome elevation and neighbouring temperature：Deposited according to the flight plan and three dimensional topographic data of assessment
Three dimensional topographic data determines, drops aerodrome elevation in bank, has checked, has dropped near airports weather information, it is determined that rising, dropping machine
Temperature near；
4) judge, drop whether near airports temperature is normal temperature：If not normal temperature, then non-standard temperature is utilized
The method calculating non-standard temperature of degree amendment is to rising, the influence of drop section fuel consumption, if normal temperature, then without amendment directly
Tap into next step；
5) calculate and climb, decline required fuel oil：According to step 3) determine aircraft the takeoff and landing stage height above sea level
Degree change and step 4) non-standard temperature that calculates is to climbing, declining the amendment of fuel consumption, with reference to aircraft aerodynamic model
And performance information, it is determined that mush, fuel consumption of landing F2；
6) cruising altitude, speed are determined:Flight plan according to assessment determines cruising altitude Hf and cruising speed Ff, with reference to
Aircraft aerodynamic model and performance information, determine that aircraft is setting the fuel consumption of unit interval in cruising altitude and speed；
7) cruise section fuel consumption is calculated：Total cruising range is calculated according to each track points spatial positional information of cruise section,
Cruising range divided by cruising speed then can obtain the time of cruise section, according to step 6) determine that the fuel oil of cruise section unit interval disappears
Consumption, it is multiplied by cruise section total time and then can obtain cruise section fuel consumption F3；
8) total fuel demand is assessed：According to step 1) to step 7) flow can obtain total fuel consumption F0 calculating it is public
Formula is as follows：
F0=F1+F2+F3
If the difference of total fuel consumption and useable fuel amount is in safe range, it is determined that being performed by flight plan can
Total fuel demand is met, total fuel demand can not be met by otherwise being performed by flight plan.
In step 8) in, described aircraft obstacle clearing capability appraisal procedure includes the following steps performed in order：First, really
Determine the height of runway heading barrier and the distance with runway；Secondly, aircraft takes off according to MAX CLB, calculates by barrier
Hinder obstacle clearing capability when above thing；Finally, judge whether obstacle clearing capability is more than maximum safe altitude, if obstacle clearing capability is more than peace
Full-height, then export and calculate gained obstacle clearing capability, otherwise provides obstacle detouring security alarm information, then export calculating gained obstacle detouring height
Degree.
The flight plan assessment system and implementation method suitable for General Aviation Flight that the present invention is provided have following excellent
Point：
1) highly low for navigation aircraft flight, hypsography threatens flight safety bigger, and navigation aeroplane performance
The characteristics of difference is huge, flying height is changeable, using high-precision landform interpolation method, using the flight based on navigation aeroplane performance
Section computational methods, propose the reflection flight low-latitude flying section computational methods changeable with geographical relationship, flying height, carry out low
Empty flight profile, mission profile comprehensive assessment；
2) it is light for the load-carrying of navigation baby plane, the characteristics of sensitive to prestowages such as personnel, goods, fuel oils, using aircraft
Can engineering calculating method, the center of gravity of calculating aircraft, prestowage balance, fuel oil, the key parameter for the obstacle detouring that takes off, so as to Flight
The security of plan carries out comprehensive assessment；
3) the characteristics of being directed to Flight and ground geography information in close relations, sets up three-dimensional geographic model, realizes logical
The flight overall process flight path 3D visualizations for flight plan of navigating are assessed.Assessment can intuitively provide flight plan with the presence or absence of passing through no-fly
Area, flight whole process whether may have the hazard region such as high mountain condition, flight it is whole whether the result such as dangerous meteorological condition；
4) the changeable demand for rapid evaluation of Flight plan is directed to, the mode directly transmitted using network is transmitted winged
Row planning data, realizes flight plan directly incoming Flight Program Assessment system quickly and efficiently, realizes flight plan
Rapid evaluation；
5) the characteristics of differing larger with quality for navigation practitioner's specialty background, using three-dimensional geographic information platform,
Realize that interactive flight plan input is managed with editor, three-dimensional map, realize simple and flexible, easily operated Flight plan
Assess.
Brief description of the drawings
The flight plan assessment system structure chart suitable for General Aviation that Fig. 1 provides for the present invention.
The implementation method flow chart for the flight plan assessment system suitable for General Aviation that Fig. 2 provides for the present invention.
The fuel oil appraisal procedure flow for the flight plan assessment system suitable for General Aviation that Fig. 3 provides for the present invention
Figure.
The prestowage appraisal procedure flow for the flight plan assessment system suitable for General Aviation that Fig. 4 provides for the present invention
Figure.
The obstacle detouring appraisal procedure stream that takes off for the flight plan assessment system suitable for General Aviation that Fig. 5 provides for the present invention
Cheng Tu.
The three-dimensional flight plan course for the flight plan assessment system suitable for General Aviation that Fig. 6 provides for the present invention is commented
Estimate design sketch.
The two-dimentional flight plan flight path for the flight plan assessment system suitable for General Aviation that Fig. 7 provides for the present invention is cutd open
Face Evaluated effect figure.
Embodiment
The flight plan assessment system suitable for General Aviation provided below in conjunction with the accompanying drawings with instantiation the present invention
And implementation method is described in detail.
As shown in figure 1, the flight plan assessment system suitable for General Aviation that the present invention is provided includes：Microcomputer
A1, at least one database server B1, wherein database server B1 are connected by digital network L with microcomputer A1.
Flight plan is installed on described microcomputer A1 and assesses terminal；The system carried on database server B1
Part includes：Flight plan data thesaurus, terrain data storage storehouse, control zone data repository, meteorological data thesaurus, fly
Machine performance data thesaurus；Digital network L is General Aviation Flight service station local area network.
As shown in Fig. 2 the implementation method for the flight plan assessment system suitable for General Aviation that the present invention is provided includes
The following steps performed in order：
Step 1) reception, storage and the S01 stages for managing flight plan：General Aviation on computer A1 flies
Row Program Assessment terminal receive by digital network L transmit come flight plan message, subsequently on database server B1
Flight plan data thesaurus, and pass through flight plan assess terminal management store flight plan；
Step 2) flight plan course assess the S02 stages：Warp, latitude and high number of passes are extracted from terrain data storage storehouse
According to, three-dimensional geographic model is built, it is empty according to each track points warp, latitude coordinate and cruising altitude information calculating flight path in flight plan
Between position, assess regulatory area, report area and its that desired track passes through with the distance of no-fly zone etc. information；
Step 3) flight plan flight path section assess the S03 stages：The three-dimensional geographic model that is built using the S02 stages and
Each track points warp, latitude coordinate, the topographic profile of vertical direction where obtaining desired track by the method for decile interpolation, with reference to
Each track points cruising altitude, draws flight plan flight path section, and whether each stage aircraft of assessment flight plan keeps with ground
Safe altitude；
Step 4) S04 stages for assessing of aircraft and pilot's seaworthiness：Utilize the execution flight aircraft in flight plan message
Concrete condition, pilot's qualification, assess aircraft and pilot whether seaworthiness；
Step 5) planned course is related to S05 stages of meteorological assessment：According to flight plan message Intermediate Course and airport of rising and falling
Associated course line periphery meteorological data, the live forecast data in airport are obtained, assesses whether meteorology meets standard；
Step 6) aircraft prestowage assess the S06 stages：According to the prestowage information provided in flight plan message, carrying capacity is calculated
Whether exceed maximum allowable carrying capacity, that is, confirm whether carrying capacity is exceeded, while calculating center of gravity of airplane position by prestowage information, confirm
In the reasonable scope whether the center of gravity of airplane；
Step 7) aircraft fuel oil consumption assess the S07 stages：According to type, the course line letter provided in flight plan message
Breath, calculates and performs the total distance to go of flight plan, with reference to different type of machines climbing, cruise, decline each stage to fuel oil
Consumption, calculates and completes amount of fuel needed for flight plan, with reference to the carried amount of fuel of aircraft starting flight in flight plan, assesses
Whether Fuel Remained is in safe range；
Step 8) runway heading obstacle clearing capability assess the S08 stages：With reference to the model information in flight plan, it is determined that performing
The aircraft aerodynamic model of plan, according to the distance of runway heading barrier and runway, the height of barrier, according to MAX CLB
Whether the obstacle clearing capability for calculating aircraft meets safe take-off standard；
Step 9) comprehensive assessment result the S09 stages：Collect assessment of the S02-S08 stages to flight plan, including：Flight
Planned course assessment, the assessment of flight plan flight path section, aircraft and pilot's seaworthiness are assessed, planned course is related to meteorological assessment,
Aircraft prestowage assessment, aircraft fuel oil consumption are assessed and runway heading obstacle clearing capability is assessed, and finally provides comprehensive assessment opinion.
As shown in figure 3, in step 7) in, described aircraft fuel oil consumption appraisal procedure includes the following step performed in order
Suddenly：
1) aircraft type is determined：Aircraft type is determined according to the flight plan of assessment, is taken according to aircraft type from database
Be engaged in extracting in device B1 aeroplane performance data repository the aerodynamic model of correspondence type, determine aircraft in engine start, slide
With the fuel consumption F1 (units of takeoff phase：L)；
2) useable fuel is determined：Flight plan according to assessment determines useable fuel amount Ft (units：L), combustion can be used herein
Oil mass is no more than the maximum fuel amount that the type can be loaded；
3) determine, drop aerodrome elevation and neighbouring temperature：Deposited according to the flight plan and three dimensional topographic data of assessment
Three dimensional topographic data determines, drops aerodrome elevation in bank, has checked, has dropped near airports weather information, it is determined that rising, dropping machine
Temperature near；
4) judge, drop whether near airports temperature is normal temperature：If not normal temperature, then non-standard temperature is utilized
The method calculating non-standard temperature of degree amendment is to rising, the influence of drop section fuel consumption, if normal temperature, then without amendment directly
Tap into next step；
5) calculate and climb, decline required fuel oil：According to step 3) determine aircraft the takeoff and landing stage height above sea level
Degree change and step 4) non-standard temperature that calculates is to climbing, declining the amendment of fuel consumption, with reference to aircraft aerodynamic model
And performance information, it is determined that mush, fuel consumption of landing F2 (units：L)；
6) cruising altitude, speed are determined:Flight plan according to assessment determines cruising altitude Hf (units：M) with cruise speed
Spend Ff (units：Km/h), with reference to aircraft aerodynamic model and performance information, aircraft unit in setting cruising altitude and speed is determined
The fuel consumption of time；
7) cruise section fuel consumption is calculated：Total cruising range is calculated according to each track points spatial positional information of cruise section,
Cruising range divided by cruising speed then can obtain the time of cruise section, according to step 6) determine that the fuel oil of cruise section unit interval disappears
Consumption, it is multiplied by cruise section total time and then can obtain cruise section fuel consumption F3 (units：L)；
8) total fuel demand is assessed：According to step 1) to step 7) flow can obtain total fuel consumption F0 calculating it is public
Formula is as follows：
F0=F1+F2+F3
If the difference of total fuel consumption and useable fuel amount is in safe range, it is determined that being performed by flight plan can
Total fuel demand is met, total fuel demand can not be met by otherwise being performed by flight plan.
As shown in figure 4, in step 6) in, described aircraft prestowage appraisal procedure includes the following steps performed in order：
First, according to flight plan and aircraft parameter information, calculate the every torque related to aircraft, including aircraft bare weight torque, multiply
Objective torque, luggage torque, fuel oil torque, computing formula are as follows：
(weight) * (arm of force)=(torque)
Secondly, aircraft gross weight amount, i.e. bare weight, passenger weight, baggage wieight and fuel weight sum are calculated；Finally, power
Square sum divided by gross weight obtain center of gravity of airplane position, if the center of gravity of airplane is in safe range, are performed by flight plan
Aircraft prestowage examination ＆ verification passes through, and otherwise audits and does not pass through.
As shown in figure 5, in step 8) in, described aircraft obstacle clearing capability appraisal procedure includes the following step performed in order
Suddenly：First, the height of runway heading barrier and the distance with runway are determined；Secondly, aircraft takes off according to MAX CLB,
Calculate obstacle clearing capability during by above barrier；Finally, judge whether obstacle clearing capability is more than maximum safe altitude, if obstacle detouring
Highly it is more than safe altitude, then output calculates gained obstacle clearing capability, otherwise provides obstacle detouring security alarm information, then export calculating institute
Obtain obstacle clearing capability.
The three-dimensional flight plan course for the flight plan assessment system suitable for General Aviation that Fig. 6 provides for the present invention is commented
Estimate design sketch.First, the present invention extracts warp, latitude and altitude data from terrain data storage storehouse, builds three-dimensional geographic model,
Dimensional topography curved surface is as shown in Figure 6；Secondly, different polygonal regions represents different information in figure, and Z1 represents to report area, Z2
Anomalous weather region is represented, Z3 represents no-fly zone, and Z4 represents regulatory area, and Z5 represents surveillance zone；Finally, according to each in flight plan
Track points warp, latitude coordinate and cruising altitude information calculate flight path locus, and figure middle polyline L1 is the three-dimensional plan boat of generation
Mark, three-dimensional flight plan course assesses the regulatory area mainly assessed desired track and passed through, report area, surveillance zone, calculates simultaneously
Its position relationship information with anomalous weather area, no-fly zone.
The two-dimentional flight plan flight path for the flight plan assessment system suitable for General Aviation that Fig. 7 provides for the present invention is cutd open
Abscissa is flying distance (unit km) in face Evaluated effect figure, figure, and ordinate is height (unit m).First, structure is utilized
Three-dimensional geographic model and each track points warp, latitude coordinate, desired track place is obtained by the method for High Accuracy and Divide interpolation
The topographic profile of vertical direction, as figure middle polyline 2. shown in；Secondly, with reference to each track points cruising altitude, flight plan boat is drawn
Mark section, as figure middle polyline 1. shown in；Finally, calculate total flying distance, assess flight plan each stage aircraft whether with
Ground keeps safe altitude.
Claims (1)
1. a kind of implementation method of flight plan assessment system suitable for General Aviation, flight plan assessment system includes：It is micro-
Type computer A1, at least one database server B1, wherein database server B1 pass through digital network L and microcomputer
A1 is connected；Flight plan is installed on described microcomputer A1 and assesses terminal；The system carried on database server B1
Part includes：Flight plan data thesaurus, terrain data storage storehouse, control zone data repository, meteorological data thesaurus, fly
Machine performance data thesaurus；Digital network L is General Aviation Flight service station local area network；
It is characterized in that：Described implementation method includes the following steps performed in order：
Step 1) reception, storage and the S01 stages for managing flight plan：General Aviation Flight meter on computer A1
Draw to assess terminal and receive and the flight plan message of coming is transmitted by digital network L, subsequently into winged on database server B1
Row planning data thesaurus, and the flight plan that terminal management is stored is assessed by flight plan；
Step 2) flight plan course assess the S02 stages：Warp, latitude and altitude data are extracted from terrain data storage storehouse,
Three-dimensional geographic model is built, flight path space is calculated according to each track points warp, latitude coordinate and cruising altitude information in flight plan
Position, assesses regulatory area, surveillance zone, report area and its range information with no-fly zone that desired track passes through；
Step 3) flight plan flight path section assess the S03 stages：The three-dimensional geographic model built using the S02 stages and each boat
Mark point warp, latitude coordinate, the topographic profile of vertical direction where obtaining desired track by the method for High Accuracy and Divide interpolation, knot
Each track points cruising altitude is closed, flight plan flight path section is drawn, whether each stage aircraft of assessment flight plan is protected with ground
Hold safe altitude；
Step 4) S04 stages for assessing of aircraft and pilot's seaworthiness：Utilize the tool of the execution flight aircraft in flight plan message
Body situation, pilot's qualification, assess aircraft and pilot whether seaworthiness；
Step 5) planned course is related to S05 stages of meteorological assessment：Obtained according to flight plan message Intermediate Course and airport of rising and falling
Associated course line periphery meteorological data, the live forecast data in airport, assess whether meteorology meets standard；
Step 6) aircraft prestowage assess the S06 stages：According to the prestowage information provided in flight plan message, whether carrying capacity is calculated
More than maximum allowable carrying capacity, that is, confirm whether carrying capacity is exceeded, while calculating center of gravity of airplane position by prestowage information, confirm aircraft
In the reasonable scope whether center of gravity；
Step 7) aircraft fuel oil consumption assess the S07 stages：According to the type, route information provided in flight plan message, meter
Calculate and perform the total distance to go of flight plan, with reference to different type of machines climbing, cruise, decline consumption of each stage to fuel oil,
Calculate and complete amount of fuel needed for flight plan, with reference to the carried amount of fuel of aircraft starting flight in flight plan, assess remaining
Whether fuel oil is in safe range；
Step 8) runway heading obstacle clearing capability assess the S08 stages：With reference to the model information in flight plan, executive plan is determined
Aircraft aerodynamic model, according to the distance of runway heading barrier and runway, the height of barrier, calculated according to MAX CLB
Whether the obstacle clearing capability of aircraft meets safe take-off standard；
Step 9) comprehensive assessment result the S09 stages：Collect assessment of the S02-S08 stages to flight plan, including：Flight plan
Course line is assessed, flight plan flight path section is assessed, aircraft and the assessment of pilot's seaworthiness, planned course are related to meteorological assessment, aircraft
Prestowage assessment, aircraft fuel oil consumption are assessed and runway heading obstacle clearing capability is assessed, and finally provides comprehensive assessment opinion.
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