amesim - applications in aeronautics
Post on 23-Oct-2015
105 Views
Preview:
TRANSCRIPT
AMESimApplications in
Aeronautics
EADS Military Aircraft / IMAGINE October, 2004Cédric Roman
Project Engineer, IMAGINE S.A.
2
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
3
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
All types of controlled systems coupling mechanical, electro-mechanical, hydraulic, thermal
Flight Control
Mechanism Animation
4
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
Landing gear mechanism
Landing Gear: 2D mechanism
Mechanism Animation
5
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
Nose gear steering systems
Landing gear
6
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
Rear Suspension
Landing gear
Relative displacement (piston –envelope)
7
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control 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
8
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control 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
9
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control 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
10
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
Life support : Oxygen SystemsGas exchanges in lung
O2 and CO2 exchanges between air and blood in lung
11
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control 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
12
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
An example of openness in AMESIM
Simulation System of Respiratory Mechanics
Life support : Respiratory mechanics
13
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
Crew Escape
Pyrotechnic applicationsKey points:
•Powder combustion •Real gas modeling•Gas mixtures
14
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
Fuel System
From reservoir to injectorsCircuitPumpsValvesEjectorsThermal aspectsControl
15
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control 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
16
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
Combustion, thrust, control, Secondary Power Syst.
Fuel System
Combustion calculation and control validationPreliminary performance studies…
17
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
Heat exchangers and temperature control
Environmental Control System
18
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
CASE STUDY N.2 (Mr. Thiele): Environmental Control System
Heat exchangers and temperature control
19
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
Environmental Control 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
20
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
Air moisture modelling
Environmental Control System
•Controlling relative humidity•Avoiding water condensation in pneumatic circuit
21
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
Air conditioning
Environmental Control System
22
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control 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
23
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
Environmental Control System
Backward Calculation Method - 1st Step: searching ?
?
?
?
?
CASE STUDY N.3 (Mr. Thiele): Air Conditioning
24
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
Environmental Control System
Backward Calculation Method - 1st Step: searching ?
?
?
?
?
CASE STUDY N.3 (Mr. Thiele): Air Conditioning
Using Optimization facilityDesign Exploration
25
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
Environmental Control System
Backward Calculation Method - 1st Step: searching ?
?
?
?
?
CASE STUDY N.3 (Mr. Thiele): Air Conditioning
Using Optimization facilityDesign Exploration
26
Flight Control
Landing gear
Life Support
Crew Escape
Fuel System
Environmental Control System
Environmental Control SystemCASE STUDY N.3 (Mr. Thiele): Air Conditioning
Backward Calculation Method – 2nd Step:
top related