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Minor tweaks, including a strong rudder and a weaker elevator.

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david 2003-02-19 17:43:17 +00:00
parent b0d605e1fc
commit 2e5d0c8b08
1 changed files with 9 additions and 11 deletions
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20
Aircraft-yasim/j3cub.xml
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@ -33,14 +33,14 @@ since it is what the weight-and-balance site above uses.
<!-- Approach configuration -->
<approach speed="20" aoa="15">
<control-setting axis="/controls/throttle[0]" value="0.0"/>
<control-setting axis="/controls/throttle[0]" value="0.5"/>
<control-setting axis="/controls/mixture[0]" value="1.0"/>
</approach>
<!-- Cruise configuration -->
<cruise speed="67" alt="7000">
<control-setting axis="/controls/throttle[0]" value="1.0"/>
<control-setting axis="/controls/mixture[0]" value="0.7"/>
<cruise speed="64" alt="0">
<control-setting axis="/controls/throttle[0]" value="0.75"/>
<control-setting axis="/controls/mixture[0]" value="0.75"/>
</cruise>
<!-- pilot's eyepoint -->
@ -70,22 +70,20 @@ since it is what the weight-and-balance site above uses.
prop="/surface-positions/right-aileron-pos-norm"/>
</wing>
<!-- FIXME: taper (used the C172 value) -->
<hstab x="-4.87" y="0.05" z="-0.42" taper="0.5" effectiveness="1.24"
<hstab x="-4.87" y="0.05" z="-0.42" taper="0.8" effectiveness="1.24"
length="1.49" chord="1.13" sweep="0">
<stall aoa="16" width="4" peak="1.5"/>
<flap0 start="0" end="1" lift="2.1" drag="1.2"/>
<flap0 start="0" end="1" lift="1.4" drag="1.2"/>
<control-input axis="/controls/elevator" control="FLAP0"/>
<control-input axis="/controls/elevator-trim" control="FLAP0"/>
<control-output control="FLAP0" prop="/surface-positions/elevator-pos-norm"/>
</hstab>
<!-- FIXME: taper (used the C172 value) -->
<!-- rudder has to be able to counteract aileron drag -->
<vstab x="-4.87" y="0" z="-0.65" taper="0.38" effectiveness="1.24"
length="1.31" chord="1.37" sweep="0">
<stall aoa="16" width="4" peak="1.5"/>
<flap0 start="0" end="1" lift="1.5" drag="1.2" effectiveness="1.5"/>
<flap0 start="0" end="1" lift="1.7" drag="1.2" effectiveness="1.5"/>
<control-input axis="/controls/rudder" control="FLAP0" invert="true"/>
<control-input axis="/controls/rudder-trim" control="FLAP0" invert="true"/>
<control-output control="FLAP0" prop="/surface-positions/rudder-pos-norm"
@ -95,10 +93,10 @@ since it is what the weight-and-balance site above uses.
<!-- FIXME: engine mass (just a guess; it's a small engine) -->
<!-- Assume 75% power at 8000ft -->
<propeller radius="0.90"
cruise-speed="70" cruise-rpm="2700"
cruise-speed="70" cruise-rpm="2150"
cruise-alt="8000" cruise-power="49"
takeoff-power="55" takeoff-rpm="2300"
eng-power="65" eng-rpm="2800"
eng-power="65" eng-rpm="2500"
x="0.71" y="0" z="-0.65" mass="150" moment="4">
<actionpt x="1.31" y="0" z="-0.65"/>
<control-input axis="/controls/throttle[0]" control="THROTTLE"/>