V andal E ngineers C reating C old T raps for R eactors Members: Jeff Haines, Jason Cyr, Dan Powers,...
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- Slide 1
- V andal E ngineers C reating C old T raps for R eactors
Members: Jeff Haines, Jason Cyr, Dan Powers, Rob Richardson Mentor:
Peter Britanyak Instructor: Dr. Jay McCormack Sponsor: Dr. Akira
Tokuhiro
- Slide 2
- Design, develop and deliver a Test Section and Active Cold Trap
for the Argonne National Laboratory small sodium loop. Project
Goals Operate up to 500 o C Incorporate Invasive and External
Transducer Interface
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- Collect Velocimetry Data Test Section Ultrasonic Transducer
Interface ANL Small Sodium Loop Interface Control Impurity Levels
in Sodium Loop Active Cold Trap Lower Temperature
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- Test Section Features Calculations Cold Trap Features
Calculations Testing Future Work Test loop at Argonne National
Laboratory
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- FUNCTIONAL REQUIREMENTS Measure Velocity Measure and Control
Temperature Interfaces with Test Loop DESIGN PARAMETERS Acoustic
Transducer Measurement Temperature Controlled Test Section Meets
Argonne Standards and Uses Existing Fittings
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- Ultrasonic Transducer Doppler Shift Waveguide Reflector
Plate
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- LIMIT CONTROLLER Omega CN700 Series Compatible with Type K
Thermocouples TEMPERATURE CONTROLLER Omega CN740 Series Displays
Actual and Set Temperatures Compatible with Type K
Thermocouples
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- Omega SWH351-060 Ribbon Heater Capable of 1881 W Maintain flow
of 500 o C Alumina-Silicate Inswool Blanket Designed for high
temperature applications
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- Heat lost to environment ~ 15% Input 468 W to maintain 500 o C
25 minutes to raise sodium temperature from 350 o C to 500 o C with
1881 W heater
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- Swagelok VCR Face Seal Fittings Test Section as 304 Stainless
Steel End Plates made of 14 Gauge Stainless Steel
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- FUNCTIONAL REQUIREMENTS Remove Impurities Lower Temperature
Filter Reintroduce Impurities Mechanical Vibration Passive Heating
Interfaces with test loop DESIGN PARAMETERS Cold Trap/Cold Surface
Release Mechanism Meets Argonne Standards and Uses Existing
Fittings
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- Cold Trap and Heat Exchanger as Separate Units 3.6 L total
volume 304 Stainless Steel construction
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- System requires 29kW heat removed to reduce sodium from 500 o C
to 130 o C Economizer Double pipe heat exchanger Joule-Thompson
Cooling Nitrogen gas
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- Filter design Mesh Sizes 200 micron 176 micron 75 micron
Interface
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- Electric motor with offset weight Bolts to tube protruding into
Cold Trap Vibrations generated shake particles loose
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- Transducer Signal Checking Heater Control and Feedback J-T
Cooling Array Inactive Filtration Activeness of Release
Mechanism
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- Test Section and Cold Trap Testing ASME Code Installation and
Integration