AMESim - Applications in Aeronautics

AMESimApplications in

Aeronautics

EADS Military Aircraft / IMAGINE October, 2004Cédric Roman

Project Engineer, IMAGINE S.A.

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System

Environmental Control System

Flight control Landing gearBrakingStructure/actuator coupling Electrical power systemPropulsionGround simulation rig (iron bird)Aeronautics Fuel SystemsRefueling SystemThermal Management (A/C, Cooling,…)Aircraft Environmental control systemsAeronautics Hydraulic SystemsOxygen and Life Support…

AMESim Applications in Aeronautics

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


All types of controlled systems coupling mechanical, electro-mechanical, hydraulic, thermal

Flight Control

Mechanism Animation

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Landing gear mechanism

Landing Gear: 2D mechanism

Mechanism Animation

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Nose gear steering systems

Landing gear

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Rear Suspension

Landing gear

Relative displacement (piston –envelope)

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Landing gear

Vaircraft

Vwheel

Angle of attack

Aerodynamic forces

Brake

Flight parameters

Landing gearmechanism

Suspension

Integration and coupling

> Architectur & System level

Integration and coupling

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Intertechnique is using the AMESim software and IMAGINE services in the development of their different products like O2 masks.

Example of use of AMESim:

System Stability

Robust design

O2 consumption

Life support : Oxygen Systems

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Distribution network and consumption over flight profile

Life support : Oxygen Systems

Points of interest of different consulting projects:- Consumption

- Ejector performance

- Optimization of dilution Air-O2

- Electro-pneumatic regulator design

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Life support : Oxygen SystemsGas exchanges in lung

O2 and CO2 exchanges between air and blood in lung

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Qinetiq is using the software AMESim for their different study of human performance in extreme environments.

Breathing Equipment Library

Simple Demand Regulator Simulation

Life support : Human performances

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


An example of openness in AMESIM

Simulation System of Respiratory Mechanics

Life support : Respiratory mechanics

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Crew Escape

Pyrotechnic applicationsKey points:

•Powder combustion •Real gas modeling•Gas mixtures

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Fuel System

From reservoir to injectorsCircuitPumpsValvesEjectorsThermal aspectsControl

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Fuel System

Different Flight Scenarii can control from Excel the pump model in AMESim for different altitude.

CASE STUDY N.1 (Mr. Georgi): Fuel Pump Test

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Combustion, thrust, control, Secondary Power Syst.

Fuel System

Combustion calculation and control validationPreliminary performance studies…

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Heat exchangers and temperature control


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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


CASE STUDY N.2 (Mr. Thiele): Environmental Control System

Heat exchangers and temperature control

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System



Heat=30kW58°C-16°C

-4°C-18°C

25°C 35°C

CASE STUDY N.2 (Mr. Thiele): Heat exchangers and temperature control

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Air moisture modelling


•Controlling relative humidity•Avoiding water condensation in pneumatic circuit

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Air conditioning


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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Environmental Control SystemVapour cycle – Single Stage Process – R134ACASE STUDY N.3 (Mr. Thiele): Air Conditioning

Libraries TPF/AC: results are coming from geometrical parameters

For this case study n.3, AMESim allows a backward calculation method

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System



Backward Calculation Method - 1st Step: searching ?

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CASE STUDY N.3 (Mr. Thiele): Air Conditioning

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System




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Using Optimization facilityDesign Exploration

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System




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Using Optimization facilityDesign Exploration

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Flight Control

Landing gear

Life Support

Crew Escape

Fuel System


Environmental Control SystemCASE STUDY N.3 (Mr. Thiele): Air Conditioning

Backward Calculation Method – 2nd Step:

AMESim - Applications in Aeronautics

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