Odi project status
Download
1 / 20

ODI Project Status - PowerPoint PPT Presentation


  • 118 Views
  • Uploaded on

ODI Project Status. 30 Sep 2008. ODI Tasks. Corrector Optics ADCs Lens 1 Lens 2 AR Coatings OTA Detector Fabrication Lot 3 Lot 4 OTA Packaging and Testing. ODI Tasks (2 of 4). Filters ISP Forward Corrector ADC Assembly Filter Mechanism Shrouds Bonn Shutter. ODI Tasks (3 of 4).

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about ' ODI Project Status' - frayne


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
Odi project status

ODI Project Status

30 Sep 2008


Odi tasks
ODI Tasks

  • Corrector Optics

    • ADCs

    • Lens 1

    • Lens 2

    • AR Coatings

  • OTA Detector Fabrication

    • Lot 3

    • Lot 4

  • OTA Packaging and Testing


Odi tasks 2 of 4
ODI Tasks (2 of 4)

  • Filters

  • ISP

    • Forward Corrector

    • ADC Assembly

    • Filter Mechanism

    • Shrouds

    • Bonn Shutter


Odi tasks 3 of 4
ODI Tasks (3 of 4)

  • Dewar Assembly

    • Dewar Window Assembly

    • Dewar Vessel and Backplate

    • Focal Plane Assembly

    • Thermal Management System

    • Vacuum System

    • Electronics Controller Packaging

    • Cable Wrap Assembly


Odi tasks 4 of 4
ODI Tasks (4 of 4)

  • Instrument Controllers

    • ADC

    • Filter Mechanism

    • Thermal Management System

    • Vacuum System Monitor

  • OTA Controller

  • ODI Software

  • Integration & Test

  • Commissioning Support


Optics
Optics

  • Optics Contract with SESO

    • WIYN provided PBL6Y for two prisms

    • SESO provides

      • Fused Silica for two prisms

      • Polishing of four ADC prisms

      • Lens 1 Aspheric Lens

      • Lens 2 Dewar Window - Concave/Convex spherical/spherical lens

  • AR Coatings Contract with Infinite Optics

    • Delivery two months from receipt of optics


Optics 2 of 2
Optics (2 of 2)

  • Status

    • ADCs scheduled for delivery in Oct 08

    • Lens 1 scheduled for delivery in Dec 08

    • Lens 2 scheduled for delivery in Dec 08

    • Test of SESO test optics by CGH end of Sep 08


Ota production
OTA Production

  • Contract with Semiconductor Technology Associates (STA) fabrication by Dalsa

  • Lot 3 OTAs

    • Incorporated design changes from Lot 2

    • 12 wafers/ 48 OTAs

    • Packaged thick test devices

    • 4 OTAs unthinned OTAs for QUOTA

  • Lot 4 OTAs

    • Changed to higher resistivity material

    • Completed 35 of 48 wafers with 52 good devices

    • Successfully tested at University of Hawaii

    • STA/Dalsa to produce 12 more wafers at no additional cost


  • Ota packaging
    OTA Packaging

    • Contract with U of AZ, ITL to package, characterize, and mount OTAs on Focal Plate

      • Packaging delays due to ceramic contractor

      • Production equipment and employees in place

      • Test facility in place

      • First packaged devices in Nov 08

      • Delivery of populated focal plate Oct 09 on Critical Path


    Filters
    Filters

    • Planned six filters

      • g,r,i,z filter set

      • H-alpha

      • U band

    • RFP currently at vendors

    • Need one filter by Jul 09 for on-telescope optics test


    Isp hemi
    ISP (HEMI)

    • Forward Corrector remaining tasks

      • Final machining for Lens 1 Mount

      • Blackening

    • ADC Mechanism remaining tasks

      • Final Bores for Filter Swing Arm axles

      • Mount motor drive assemblies

      • Optics cells final machining


    Isp hemi 2 of 3
    ISP (HEMI) (2 of 3)

    • Filter Mechanism

      • Swing Arms completed

      • 1 of 3 motor drive and swing arm assemblies completed

      • Fabrication of Filter Holders started

      • Axles completed

    • Shrouds

      • Fabricated

      • Awaiting final assembly


    Isp hemi 3 of 3
    ISP (HEMI) (3 of 3)

    • Bonn Shutter

      • Contract with University of Bonn

      • Delivery scheduled for Feb 2009


    Dewar assembly
    Dewar Assembly

    • Gary will cover in detail


    Instrument controllers
    Instrument Controllers

    • ADC Controllers

      • Fabricated awaiting integration with ADCs

    • Filter Arm Controllers

      • Fabricated awaiting integration with Filter drives

    • Thermal Management Controller

      • Temperature sensor multiplexer built

      • Design of temperature controller started

    • Vacuum System monitor


    Ota controller
    OTA Controller

    • Contract with IfA @ University of Hawaii for Stargrasp controllers

    • Delivery of 64-channel prototype scheduled for Oct 08

    • Delivery of 256-channel controller in Feb 09

    • Delivery of additional 256-channel controller in May 09


    Odi software
    ODI Software

    • Delayed by change from MONSOON OTA controller to StarGrasp Controller

    • Software architecture completed, some prototypes completed, but being revisited to see what we can reuse from other projects

    • Design review planned for 19-20 Nov 08


    Integration and test
    Integration and Test

    • ODI Strategy: Integrate and test as components become available

    • Three phase ISP integration

      • Without optics – now thru March 09

      • With optics – March 09 thru July 09

      • Telescope test of optics – Aug 09

    • Three phase Dewar integration

      • Thermal tests without detectors – Apr thru Aug 09

      • Vacuum tests with Dewar window, without populated focal plane – Sep 09

      • Tests with populated focal plane – Oct 09 thru Feb 09


    Commissioning support
    Commissioning Support

    • Provide engineering support during ODI Commissioning


    Dewar expenses vs etc budget
    Dewar Expenses vs. ETC Budget

    * Based on Estimate to Complete May 08


    ad