piezo actuators for astronomical instrumentation · piezo actuators for astronomical...
TRANSCRIPT
CEDRAT Technologies gPiezo Actuators for
Astronomical InstrumentationE-ELT Day
November, 26th 2010 ,
ContentsContents
Cedrat Technologies Activities
Pi A f S APiezo Actuators for Space Astronomy
Piezo Actuators for Ground AstronomyPiezo Actuators for Ground Astronomy
02/02/2010 Confidential - 2
CEDRAT GroupCEDRAT Group
2 companies active in Electric Engineering2 companies active in Electric EngineeringTotal Turnover of 7 M€ & 90 people
R&D, Training & Products in Mechatronics
• New magnetic devices
S t St t & M t i lCEDRAT • Smart Structures & Materials
• Actuators & mechatronic systems
Sensors & detection systems
CEDRAT Technologies
CAD Software for Mechatronics
• Sensors & detection systems
• CAD for magnetic devices & mechatronics :
• FLUX, INCA, SPEED, MOTORCAD, PORTUNUS…CEDRAT
02/02/2010 Confidential - 3
Piezo Actuators Motors & SystemsPiezo Actuators, Motors & Systems
XY25XS piezo micro-scanner for IR Camera
(courtesy of Thales)
CEDRAT Amplified Piezo Actuators APA (Thanks to CNES)
( y )
Pi Tilt T l t
02/02/2010 Confidential - 4
Micro Stepping Piezo Motors ElectronicsPiezo Tilt Translator
TT60SM
CEDRAT TECH Software FacilitiesCEDRAT TECH. Software Facilities
FLUXFLUXATILAI-DEASSOLIDWORKSMATLABSIMULINKSPICELABVIEW RT ATILA FEA of aFLUX VC-1 I-DEAS FEA ofLABVIEW RT ATILA FEA of a
piezo transducer FLUX VC 1 magnetic FEA
I-DEAS FEA of launching vibration
SIMULINK analysis of a close loop for APAs Solidworks VC-1 Labview RT for FPGA controlers
02/02/2010 Confidential - 5
SIMULINK analysis of a close loop for APAsassembly
Labview RT for FPGA controlers
CustomersCustomers
Air&space Automotive Electronic Energy Medical ProductionAir&space, Automotive, Electronic, Energy, Medical, Production
02/02/2010 Confidential - 6
Piezo Actuators for Space Astronomyp y
Piezo Actuators & Electronics : Space Applications : Current heritageSpace Applications : Current heritage
Mission Costumer Current statusRosetta/Midas ESA/ESTEC SCI SO (NL) Flying (Launched on Feb 2004)ISS/ACES/Pharao/MEF EADS Sodern (F) Flight Model deliveredISS/ACES/Pharao/LCE EADS Sodern (F) Flight Model deliveredADM-Aeolus/Aladin/TXA Galileo Avionica (IT) Flight model delivered
Classified Thalès Optronics (FR/UK)Recurrent qualified model
deliveredFOTON M3/DIMAC Redshift (BE) Flying (launched on Sept. 2007)LISA-PF/LMU/OPDA Oerlikon Space (CH) Flight Model deliveredPICARD/Sodism/SMP CNRS Aeronomie (F) Flight Model deliveredMARS-MSL/CHEMIN NASA-JPL (US) Engineering Model deliveredMARS-MSL/SAM NASA-GSFC (US) Flight Model deliveredSWARM / Magnetometer CEA-LETI (F) Flight Model in integrationLISA/PAAM TNO (NL) Engineering Model deliveredLISA/PAAM TNO (NL) Engineering Model deliveredISS/MISSE Univ. Of Florida (US) Flight model deliveredEARTHCARE/ATLID/
TXA Galileo Avionica (IT) Engineering Model delivered
02/02/2010 Confidential - 8
( ) g gMTG SENER (SP) Engineering Model delivered
PHARAO Piezo Tilt : Fl E ilib i M h iFlux Equilibrium Mechanism
DTT35XS PHARAO Tip Tilt Mass = 15 gr (2gr per actuator) Rx, Ry = +/- 2mrad (Tz = 20µm is not used), y / ad ( 0µ s ot used) Positioning Precision = 1µrad rms Temperature = -40°C / +75°C Passed qualifications :Passed qualifications :
Life time Vibration Shocks Thermal Vacuum cycling Non magnetism ...
02/02/2010 Confidential - 9
PHARAO Piezo Tilt : Fl E ilib i M h iFlux Equilibrium Mechanism
DTT35XS PHARAO Double tilt : a space MOEMSBatch of 10 Qualification Models of DTT35XS in casing delivered to EADS Sodern (Jan 2003) to EADS Sodern (Jan 2003) Batch of 8 Flight Models delivered to EADS (July 2006)
Qualification Models of the PHARAO/MEF space piezo mechanisms based on 4 APA35XSAPA35XS
(courtesy of EADS)
02/02/2010 Confidential - 10
LISA Pathfinder Laser Modulation unitLISA Pathfinder Laser Modulation unit
LISA-PF OPDA Mechanism (optical delay line)LISA PF OPDA Mechanism (optical delay line)APA60S moving a guided triple-prism Metrology of the mechanism : accuracy of 10 µm
LISA OAM h i f CEDRAT t OERLIKON
02/02/2010 Confidential - 11
LISA OAM mechanism from CEDRAT to OERLIKON
LISA Point Ahead Angle MechanismLISA Point Ahead Angle Mechanism
PPA20M delivered to TNO (NL) for the LISA-PAAM mechanismPPA20M delivered to TNO (NL) for the LISA PAAM mechanismAchieved performances for the Engineering Model:
Stroke : +/- 412 µrad,Optical path stability: 1.4 pm/sqrt(Hz) (3-1000 mHz)Angular jitter: 8 nrad/sqrt(Hz) (3-1000 mHz)
02/02/2010 Confidential - 12
Piezo Actuators for Ground Astronomyy
Piezo Actuators for Ground AstronomyPiezo Actuators for Ground Astronomy
The applications of Cedrat The applications of Cedrat Technologies are various in this field:
Fast PositionningDeformable mirrorsInterferometers
Our benefits:Our benefits:Large strokesCompactHigh force and stiffnessHigh force and stiffnessReliable
Ex: Cedrat Technologies is part of Ex: Cedrat Technologies is part of the M5 development: APA500XXL.
02/02/2010 Confidential - 14
Active deformation of a Beam Steering Mi (BSM) C l i P jMirror (BSM) – Celtic Project
In partnership with LAMIn partnership with LAM
Preliminary Study for Eagle Instrument
APA230L deforms (180 µm, 600 N) toroidal surface of the mirror to compensate for astigmatism
BSM prototype, courtesy of LAM (France)
P li i D i f E l BSM deformation into astigmatism shape
02/02/2010 Confidential - 15
Preliminary Deign of Eagle Instrument
BSM deformation into astigmatism shape
Fabry-Perot Interferometer for 3D-NTTFabry Perot Interferometer for 3D NTT
APA400MML/3DNTT APA400MML/3DNTT
3DNTT spectrograph
In Partnership with LAM
The aim is to make a tunable Fabry Perot interferometer
3 APA400MML with: Long range tuning for the Long range tuning for the
interferometer (>200µm) Guiding blades ensuring a
straight translation of the Fabry Perot Perot.
Thermo compensation to avoid any dilatation with temperature.
02/02/2010 Confidential - 16
Stabilization and positionning of the E-ELT M5 MiM5 Mirror
APA500XXLAPA500XXL
Cedrat Technologies has been part of the M5 development: APA500XXL.
In partnership with NTE and CSEM
Characteristic:Characteristic: u =700µm Fb = 20 kN Payload=300 kg (M5 Mirror) f=50Hz
The aim is to: Damp external vibrations Damp external vibrations
(earthquakes, big truck..) on the mirror M5
Position the M5 on 3 DOF
02/02/2010 Confidential - 17
MCAO: May I ClArify sOmething?MCAO: May I ClArify sOmething?
THANK YOU! 02/02/2010 Confidential - 18
THANK YOU!