http://wiki.paparazziuav.org/w/index.php?action=history&feed=atom&title=SUMO%2FMisc_Airframe_Notes 2026-04-16T20:22:51Z Revision history for this page on the wiki MediaWiki 1.37.1 http://wiki.paparazziuav.org/w/index.php?title=SUMO/Misc_Airframe_Notes&diff=24436&oldid=prev 2019-12-19T21:49:00Z

<p>Created page with &quot;= Misc Airframe Notes = [http://www.motocalc.com MotoCalc] is an Electric Flight Performance Prediction program for Windows and is available for a 30 day free trial. MotoCal...&quot;</p> <p><b>New page</b></p><div>= Misc Airframe Notes =<br /> <br /> [http://www.motocalc.com MotoCalc] is an Electric Flight Performance Prediction program for Windows and is available for a 30 day free trial. MotoCalc has an internal database of thousands of motors/props/etc. and can make power/flight predictions based on data input.<br /> <br /> [http://brantuas.com/ezcalc/dma1.asp Electric Motor Calculator] by Diversity Model Aircraft is a free online tool for matching props to motors to batteries.<br /> <br /> [http://www.gobrushless.com/testing/thrust_calculator.php?prop=45&amp;rb1=1&amp;Value=9720&amp;submit=Calculate+Now Propeller Thrust Calculator] is a free online calculator to give thrust from given propeller and RPM or vice versa.<br /> <br /> [http://www.hanleyinnovations.com/multisurface MultiSurface Aerodynamics] is an airfoil and wing analysis software package. The software predicts lift and drag for multiple interacting wings.<br /> <br /> == Battery Specs ==<br /> <br /> '''Nickel Cadmium (NiCd)'''<br /> <br /> * Energy/Weight: 40-60 Wh/kg<br /> * Nominal Cell Voltage: 1.2V<br /> * Fully Charged Cell Voltage: 1.2V<br /> * Depleted Cell Voltage: 0.8-1.0V<br /> <br /> '''Nickel Metal Hydride (NiMh)'''<br /> <br /> * Energy/Weight: 30-80 Wh/kg<br /> * Nominal Cell Voltage: 1.2V<br /> * Fully Charged Cell Voltage: 1.35-1.4 V (unloaded)<br /> * Depleted Cell Voltage: 1.0V<br /> <br /> '''Lithium-Ion'''<br /> <br /> * Energy/weight: 160 Wh/kg<br /> * Nominal Cell Voltage: 3.6 / 3.7 V<br /> * Fully Charged Cell Voltage: 4.2V<br /> * Lowest Cell Discharge Voltage Before Damage: 2.4v to 3.0v<br /> <br /> '''Lithium-Ion Polymer (LiPo)'''<br /> <br /> * Energy/weight: 130-200 Wh/kg<br /> * Nominal Cell Voltage: 3.7V<br /> * Fully Charged Cell Voltage: 4.23V<br /> * Lowest Cell Discharge Voltage Before Damage: 3.0V<br /> <br /> '''Typical Power Requirements'''<br /> <br /> * 70W/kg (35W/lb) for sedate flying from hand launch<br /> * 100W/kg (50W/lb) for ground take off<br /> * 150W/kg (75W/lb) for performance / aerobatics<br /> <br /> <br /> = Mass Figures =<br /> <br /> Provided below are some weights to aid in estimating an all up weight for your uav<br /> <br /> * Tiny13 1.1 Weight: 25g (0.88oz)<br /> * IR Sensor Head: 5g (0.18oz)<br /> * XBee Pro: 4g (0.14oz)<br /> * Hitec HS-55 Servo: 8g (0.28)<br /> * Brushless Outrunner 250W: ~90g (~3oz)<br /> * FunJet assembled, no hardware: 165g (5.82oz)<br /> * FMA Encore 5ch Receiver: 11g (0.40oz)<br /> * Castle Creations Phoenix 35: 24.5g (0.9oz)</div>

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