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•SMA•Project Description•Background•Design•Construction•Test•Conclusion•Acknowledgments

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8 movable antennas Detects light colors

0.3 – 1.7 mm Wavelengths

Air HandlerConstant Temperature2 Valves

○ Cold & Recirculation4 of the 8 antennas are

upgraded currently

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•Design and Build smaller Air Handler and cabin for testing purposes

Design Requirements:•Accurately simulate Air Handler•Use main components•Be operated by original software

Purpose:•Use as a test model•Debug•Saves time

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First Design:

Second Design:

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Air Handler/Mixing Box•Two 4 inch Intakes holes•2.5 inch Rear exhaust which enters into the Cabin

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Temperature sensors

Heater

Solid State Relay

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•4 inch dryer vent•Enlarge one axle hole•Damper motor turns 3/5 inch round bar

•Notched at one end to hold valve in place when operating

Universal MotorAble to use voltage

regulator to control speed

4 inch adapter on the exhaust side to be able to match with 4 inch intake valves

Temperature and Humidity Sensors

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Air Handler HW Test   

 Room Temp:  26.6 C

Temp. Set Point: 29 C

Interval Cabin Temperature:1 26.632 29.283 30.564 30.845 31.036 30.247 29.778 29.219 28.77

10 28.8211 29.0812 29.2813 28.9414 29.1915 29.3216 29.2217 29.15

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•Stable after one and half hours

Air Handler ModelUsed for testing

purposesUseful for future

hardware and software upgrades

Great ExperienceDesignFabricate Test

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I would like to thank the following: Mentor – Billie Chitwood John Cheng, Kevin O’Cconnell, and Mac

Cooper. All of the SMA staff for using their tools,

material, and facilities. Lynne Raschke, Lisa Hunter, Sarah

Anderson, Hilary O’Bryan, Scott Seagroves and the rest of the CfAO staff .

All the Akamai Interns

Funding provided through the Center for Adaptive Optics, a National Science Foundation Science and Technology Center (STC), AST-987683

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