integrated modular avionics state and prospects of · pdf filemoscow, 29-30 of october, 2012...
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Moscow, 29-30 of October, 2012
International Conference
Integrated Modular Avionics
State and Prospects of Development
Human-machine interface creation concept
for Flight Management Application implementation
based on modular avionics
Pavel Danilin
JSC «Moscow institute of electromechanic and automatic»
International Conference by modular avionics
Content
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FMS – the heart of modern avionics
CMU
IRS
TCAS
ADC
FUEL
OMS
Interchange
TAWS
EFIS
DME
VOR
DME
VOR
GPS/GLONASS
Processor CDUCDU
FCS
International Conference by modular avionics
Processor
GPS/GLONASS
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FMS intended functions
Intended FMS functions
Integrated data
processing
Flight
planning
Flight
management
TLP
computation
Fuel
management
CNS/ATM
Special
tasks
Sensor combination
select
Flight parameters
determination
Auto
sequencing
Trajectory characteristics computation
Operational changes
LNAV
VNAV
Climb
Flight guidance
Takeoff and landing speeds
Takeoff and landing
distances
RTA
Optimization
Economic
mode
LRC
Data link support
Takeoff and landing weights
Go around speeds
Cruise
Descent
SID
Cruise
STAR
Approach
»
— base units
— optional units
— special units
— modificable units
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Human-machine interface - the system by which pilot interact with a machine
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FMSystem to FMApplicationevolution
C
C
M
FMAC
C
M
C
C
M
C
C
M
CCM – Common Computing Module
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General guidance's by implementation unificationIMA hardware-software interaction
FMA
ARINC
653
ARINC
664
ARINC 661
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FMA
ARINC 664 ARINC 653
International Conference by modular avionics
General guidance's by implementation unificationIMA hardware-software interaction
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International Conference by modular avionics
• Based upon IEEE 802.3 Ethernet
• Network data transition standard AFDX – Avionics Full-Duplex Switched
Ethernet
Full-duplex
Redundancy
Deterministic
High speed performance
Profiled network
• High data integrity achieved
• AFDX bus is used in Airbus A380, Boeing 787, Sukhoi Superjet 100
ARINC 664 Features
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International Conference by modular avionics
General Scheme of ARINC 664
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International Conference by modular avionics
ARINC 661 Features
ARINC 661 defines Cockpit Display System (CDS) interface for avionics
applications
Display systems interface unification
Normalization of communication between User Application and CDS
through:
• Definition file
• Kernel CDS, instantiating indication units (widgets)
• Run-time data exchange protocol
Could be used with various data transfer protocols (ARINC 664, 429)
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International Conference by modular avionics
Interaction Scheme of ARINC 661
Kernel CDS
Workstation
Graphic Tool for interface definition
Object Code
User Application
CDS
CDS widget library (ARINC 611 complaint)
Widget instantiation
Widget tree construction
ARINC 661 Definition File(s)non executable file
Application graphic interface
Run-time data
Down-loading at power-up
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International Conference by modular avionics
Display Unit indicates on of the
windows, consists of layer(s)
A layer owns a number of widgets
Each widget has common parameters
(ident, position, size), as such as
special for widget type (EditBoxText)
Some widget types:
• TextBox, TextEditBox
• CheckButton, PushButton
• SelectionListButton
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Displayed parameters classification
Flight management displayed parameters
Preflight action
dataFlight data Maintenance
data
― FMA and
sensors
initialization
― Software and
database status
― Flight plan
creation
― TLP
computation
― Fuel
management
―Dir-To‖ mode data
― Destination
point data
― Mode
termination
conditions
― Trajectory
characteristics
computation
― Current
status
― Previous
faults
― Sensors data
― Flight log
Flight and flight plan
parameters
― Aircraft flight plan
position
― Flight speed and
direction
― Wind
― Enroute time and
fuel
― Required and
actual leg accuracy
― Navigational data
sources
Additional and advisory
information
― Fix waypoints
― Actual distance
and time
― Extra fuel
― Sensors data
― Landing weight
computation
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Multifunctional indicator mode FMA example
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Multifunctional indicator combined mode
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Information unit design formalization
Information unit design formalization
Information content
analysis
Functional
information list
Service information list
Analysis of technical and constructive indicator characteristics
Information unit matrix formation
Letter-digital line size determination
Available quantity of functional and service buttons determination
Color gamma for displaying information determination, based on
criticality criteria
Semantic rules design (determination of letters
size, digits, names, etc)
Available quantity of special symbols determination
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International Conference by modular avionics
Summary
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Спасибо!
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