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procedures
4 to
5dBA
25% to 40% reduction on thrust
reqt and related environmental
impact on ground
10 to 20% reduction on thrust
reqt and related environmental
impact at take off and landing
1 to 2EPNdB aircraft certified
approach noise level
1.2% reduction on thrust reqt and
related environmental impact
1.5% reduction on thrust reqt and
related environmental impact
Equivalence for a standard
mission
25-40% fuel reduction on ground Mission
fuel reduction during terminal Mission
phases
10-20%
Energy &
Mission
4 dB reduction of systems (LDG
and HLS) noise emission
1to 2
EPNdB
relative reduction of non- Energy
propulsive energy extraction
30%
relative reduction of energy Energy
systems weight
20%
Target Calculation asset Function
Politecnico di Milano – 20-22 gennaio 2009
Marco BRUSATI – Clean Sky Goals and Organisation
72
2008 2009 2010 2011 2012 2013 2014
- Option to maintain No-Go
solutions at lower pace
- Technologies and
architecting
options that are
critical to decision
making
- Demonstration to TRL5-6
for Go-ahead solutions
Cycle 1
Decision gates at
TRL4-5
TRL5-6 targets
Cycle 2
Ultimate maturity step for
solutions delivered in
cycle 1
- Technologies and architecting options
that are NOT critical to decision making,
but require TRL5-6
- Long term options
Ultimate maturity for
solutions delivered in
cycle 2
TRL6+ targets
SGO Gates ((ttoobbee rreeffiinneeddiinntthhee ffuuttuurree))
Part 2. WP1.1 Aircraft Target &
Requirements
Politecnico di Milano – 20-22 gennaio 2009
Marco BRUSATI – Clean Sky Goals and Organisation
74
Fault tolerant 2x2 essential system
«Simple» 11MWeelleeccttrriiccaall nneettwoorrkk
AIR/Hyd/Start
PROVEN 2008-2012
Airbus tests w/ suppliers
GREEN AIRPORT with
Elec. Ground Connections
Diagnostic
Prognostic
Cable Failure location
Options:
Auto-taxi
Elec. WIPS & Pack
in flight in 2011
APU gen
OPERATION PREDICTION
Expected
Large
VCS
Elec. Eng
Start
Around Aircraft
1 Elec
2 or 3
w/ ECS
Aircraft Availability
NO USELESS REMOVAL
Low power test
Wheel
drive
Critical
Network
Management
Maintenance
SiC
> – 50%
Generic IPE Module losses
Available Foreseen
VCS VCS
Option
Hot
&
wet
Electrical
Compressors
Replaced by
Pack
Liquid cooling
Fuel burn
Main gen
Cabin
Technology
Fuel cell 1MW HVDC Net
Politecnico di Milano – 20-22 gennaio 2009
Marco BRUSATI – Clean Sky Goals and Organisation
75
MOEETTAiirrccrraaffttAsssseessssmeenntt
500NM mission considered (cruise condition)
Delta Weight
Delta Drag
at a/c level
Delta SFC:
-2%
~ -2.2% BFE*
* BFE = Block Fuel Equivalent in %
Expected MOET results
-2% BFE*
+1252kg
~1.93% BFE*
under
evaluation
M18 Preliminary
assessment
MLVA
MOET Reference aircraft
+1118kg
~% BFE*
???
Conservative
Approach
Optimistic
Delta
SFC
-2%
~
-2.2% BFE*
-2%
~
-2.2% BFE*
Politecnico di Milano – 20-22 gennaio 2009
Marco BRUSATI – Clean Sky Goals and Organisation
76
MISSION : Flight Plan Optimisation Process vs
Environmental Constraints
- 6 H - 1 H 0 H + x H + y H
Weather / environment
information update
Ground - Trajectories & overall mission
optimization
In-flight - Trajectories & overall mission
optimization
Flight Plan
preparation
Aircraft
on ground
Flight Plan
freeze
Flight Plan update
pilot – controller negotiation
Flight
completion
Aircraft
on ground
New aircraft capabilities to manage multiple constraints
Including environmental constraints
Notional depiction (real world is more complex)
Politecnico di Milano – 20-22 gennaio 2009
Marco BRUSATI – Clean Sky Goals and Organisation
77
MISSION : Flight Plan Optimisation Process vs
Environmental Constraints
Noise & Local Air Quality
impact reduction
Persistent vapor
production avoidance
Fuel Burn reduction potential
　
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