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Heat Mitigation Considerations
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Needs Considerations Approach Maintain optimal temperature range required by components Prevent the heat produced by the electronics from interfering with the operation of cameras Maintain an air/water tight environment
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Needs Considerations Approach External environment Temperature on ground : assume 40-70 degrees F (Rochester in May) Temperature at 30,000 ft (5.7 miles): -66.8 - -36.8 degrees F * (assuming the system is in an aircraft) * Temperature drops about 3.56 Degrees F/1000 ft (http://en.wikipedia.org/wiki/Lapse_rate) Image ID: wea00041, NOAA's National Weather Service (NWS) Collection Photographer: Ralph F. Kresge #1059 Internal environment External temperature plus temperature of heat generated by electronic components (TBD)
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Needs Considerations Approach Initial concept sketch Thermally isolate electronics and optics Allows for individual temperature needs of components to be met Possible conductive heat transfer method: all boards mounted to a single conductive backbone mounted in chassis Utilize conductive heat transfer methods inside the chassis Allows for an air/watertight environment Utilize passive convective heat transfer methods outside the chassis if necessary Removes heat from system
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Mounting to Airframe
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Needs Considerations Approach Ensure imaging system is securely attached to airframe Reduce vibration of system Image from: www.airamericafc.com/imaging/
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Pre-existing bolt patterns in aircraft Pre-existing opening in aircraft for imaging systems Does not interfere with other components of imaging system Needs Considerations Approach
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Utilize airplane’s pre-existing bolt pattern in vibration damping mount to attach vibration damping mount directly to airframe Needs Considerations Approach Initial sketch for vibration damping airframe-mount
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