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Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 1 Notice : This technical data is furnished on the condition that it will be used by and disclosed.

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Presentation on theme: "Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 1 Notice : This technical data is furnished on the condition that it will be used by and disclosed."— Presentation transcript:

1 Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 1 Notice : This technical data is furnished on the condition that it will be used by and disclosed to the receiving Cooperating agency and its contractors and sub contractors only for the purposes of fulfilling the cooperating agency’s responsibilities under the Space Station Intergovernmental Agreement (IGA) and Memorandum of Understanding (MOU). It shall not be used for any other purpose, nor disclosed or retransferred to any other entity or government without prior written permission of the Japan Aerospace Exploration Agency (JAXA). Facet Experiment JEM FACET 31407 Instructor:Takashi Yamasaki Yuki Kawai Takuya Takami (yamasaki.takashi@jaxa.jp) (yuki.kawai@jamss.co.jp) (takami.takuya@jaxa.jp)

2 Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 2 Objectives  Facet Experiment  Facet Cell  Facet Operations Overview  Key point during Facet Operations  Facet Operations Explain the science objective of Facet experiment. List onboard outcomes from performing Facet experiment. Explain the functions of Facet Cell. List crew tasks regarding Facet experiment. Explain what crew must verify to prevent crew exposure to broken glass hazard. Explain what crew must pay attention to while handling Facet Cell in SCOF. Perform Facet experiment tasks according to ODF. After this lesson the trainee will be able to:

3 Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 3 Lesson Outline Contents: - Facet Experiment - Facet Cell - Facet Operations Overview - Key points during Facet Operations - Acronyms - Appendix Page 4 5 6 7 8 9

4 Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 4 Facet Experiment  Temperature data monitored by Facet Cell (downlinked to ground via Solution Crystallization Observation Facility (SCOF))  Video Images taken by SCOF (downlinked to ground via Image Processing Unit (IPU))  Microgravity environment data taken by Microgravity Measurement Apparatus (MMA). (downlinked to ground via Image Processing Unit (IPU)) The purpose of Facet Experiment is the following. - Investigation on Mechanism of Faceted Cellular Array Growth. Onboard Outcomes from the experiment Amplitude Modulation Microscope Transparent Mach Zehnder Interferometer (532nm) Mach Zehnder Interferometer (780nm) Video Images taken by SCOF Magnification: x2 Image Size: 3.2mm x 2.4mm

5 Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 5 Facet Cell - Facet Cell is one of SCOF Crystal Growth Cell dedicated to the Facet Experiment. - Functions of the Facet Cell are to: - make/melt crystal. - monitor temperature for analysis of crystallization process. - Facet Cell consists of the following items. - Facet Cell - Facet Cable (connected to SCOF) - 2 Specimen cells contain mixed solution of Phenyl Salicylate and t-Butanol (4 mol% and 8 mol%) (Toxic hazard level: 0 (zero)). - Sample melting temperature: approx. 34 degrees Celsius. Facet Cell 2 Specimen cells (Glass windows are on top and bottom (in total 4 windows)) Facet Cell installed in SCOF

6 Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 6 :Crew operation necessary. :Crew operation as required. :Ground operation. LEGEND: Facet Cell Installation Optical Adjustment (ground) Optical Adjustment (crew) Experiment SCOF Cable Connection MMA/MLT Activation SCOF Activation Facet Cell Removal - Activate UDC and MMA/MLT. - Deactivate UDC and MMA/MLT. MMA/MLT Deactivation SCOF Deactivation MMA Data Acquisition IPU Video Downlink Secondary Power Off - Install Facet Cell in SCOF. * * - Connect SCOF Payload Bus Cable and IPU User Video Cables. IPU Activation IPU Deactivation Facet Operations Overview - Flip down Secondary Power Off switch of SCOF per ground request. Only if ground cannot power off SCOF while temperature of seed crystal is reaching 34 degrees Celsius. - Adjust focus, field of view, and interference fringes of SCOF if ground is difficult to adjust. - Remove and trash Facet Cell. Facet Cell Reorientation - Rotate Facet Cell to change samples. * Repeat experiment as ground changes experiment parameters.

7 Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 7 Key points during Facet Operations CategoryKey points Crew SafetyVerify glass windows of Facet Cell are NOT broken or cracked through Ziplock bag and Tape to prevent crew exposure to broken glass hazard. Time Critical OperationN/A Dos and Don’tsDo not damage glass window with alignment pins while handling Facet Cell in SCOF. Difficulty in Ops.N/A Possible Mis-Ops.N/A

8 Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 8 Acronyms IPU MMA ODF SCOF UDC Image Processing Unit Micro-gravity Measurement Apparatus Operations Data File Solution Crystallization Observation Facility Utility DC/DC Converter unit

9 Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 9 Appendix Images/Diagrams

10 Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 10 Facet Cell (Birds eye)

11 Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 11 Facet Cell (top)

12 Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 12 Facet Cell (bottom)

13 Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 13 Facet Cable

14 Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 14 Facet Cell (Inside)

15 Training Purposes Only JEM FACET 31407 JMU-081116 (Ver. 1.1) 15 Facet Cell (Specimen Cell)


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