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NAVIGATION MENU
System presentation 2/13
ADIRS & STANDBY
INSTRUMENTS
The navigation system is divided into three
main groups :
• Air Data and Inertial Reference System (ADIRS)
plus stand-by instruments,
• Radio navigation,
• Additional navigation systems.
RADIO
NAVIGATION
ADDITIONAL
NAVIGATION
SYSTEMS
NAVIGATION MENU System presentation 3/13
ADIRS & STANDBY
INSTRUMENTS
NAVIGATION MENU System presentation 4/13
Global
Positioning
System
ADIRS & STANDBY
INSTRUMENTS
NAVIGATION MENU
System presentation 5/13
Standby
Instruments
ADIRS & STANDBY
INSTRUMENTS
There are several subsystems within each
group. The first group includes :
• Air Data Inertial Reference Units (ADIRU),
• Global Positioning System (GPS),
• Stand-by instruments.
Let’s concentrate on the radio navigation group.
Global
Positioning
System
NAVIGATION MENU System presentation 6/13
RADIO
NAVIGATION
Radio
Navigation Aids
NAVIGATION MENU System presentation 7/13
Radio
Navigation Aids
RADIO
NAVIGATION
Radio Altimeters
NAVIGATION MENU
System presentation 8/13
Radio
Navigation Aids
RADIO
NAVIGATION
Radio Altimeters
The radio navigation group includes:
• Radio navigation aids,
• Radio altimeters,
• Digital Distance and Radio Magnetic
Indicator (DDRMI).
Digital Distance and
Radio Magnetic
Indicator
NAVIGATION MENU System presentation 9/13
ADDITIONAL
NAVIGATION
SYSTEMS
Ground Proximity
Warning System
NAVIGATION MENU System presentation 10/13
Ground Proximity
Warning System
ADDITIONAL
NAVIGATION
SYSTEMS
ATC Transponders
NAVIGATION MENU System presentation 11/13
Ground Proximity
Warning System
ATC Transponders
ADDITIONAL
NAVIGATION
SYSTEMS
Weather Radar
NAVIGATION MENU
System presentation 12/13
Ground Proximity
Warning System
ATC Transponders
ADDITIONAL
NAVIGATION
SYSTEMS
The additional navigation systems include:
• Ground Proximity Warning System (GPWS),
• ATC transponders,
• Weather radar.
Weather Radar
NAVIGATION MENU System presentation 13/13
This completes the introduction to the subjects
that will be covered in the following modules.
ADIRS & STANDBY
INSTRUMENTS
RADIO
NAVIGATION
ADDITIONAL
NAVIGATION
SYSTEMS
NEXT
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ATC
GPWS
WX
RADAR
RADIO
ALTI
RAD-NAV
DDRMI
GPS
ADIRS
STBY
INST
NAVIGATION MENU System presentation 14/13
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EXIT
AUDIO GLOSSARY FCOM
RETURN
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AADDDDIITTIIOONNAALLNNAAVV..SSYYSSTTEEMMSS
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NAVIGATION MENU ADIRS presentation 1/45
NAVIGATION MENU
ADIRS presentation 2/45
ADIRS
The purpose of the Air Data Inertial
Reference System (ADIRS) is to provide
air data and inertial information to the
EFIS system, the FMGC and other
users.
OTHER
USERS
FMGC
EFIS
NAVIGATION MENU
ADIRS presentation 3/45
ADIRU 1 ADIRU 3 ADIRU 2
The A320 is equipped with three
separate but identical Air Data Inertial
Reference Units.
NAVIGATION MENU ADIRS presentation 4/45
AIR DATA ADIRU
REFERENCE
NAVIGATION MENU
ADIRS presentation 5/45
ADIRU INERTIAL
REFERENCE
Each ADIRU combines an Air data
reference computer, or ADR and a laser
gyro inertial reference system, or IR.
AIR DATA
REFERENCE
NAVIGATION MENU
ADIRS presentation 6/45
ADIRU INERTIAL
REFERENCE
The ADR and IR systems of each
ADIRU operate independently, and failure
of one system will not cause failure of the
other.
AIR DATA
REFERENCE
NAVIGATION MENU
ADIRS presentation 7/45
AOA
TAT
PITOT
STATIC
AIR DATA
REFERENCE
The ADR part receives information
from aircraft probes and sensors.
NAVIGATION MENU
ADIRS presentation 8/45
AIR DATA
REFERENCE
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中国航空网 www.aero.cn
航空翻译 www.aviation.cn
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空客a320飞机概述2(62)
