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Made some changes to improve aerobatic performance, so it can now do pretty

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much what i've seen p-51d's do.  Be careful of spins.
Added vstab incidence (real ones have it) thus improving takeoff behavior.
Reduced turbo-mul to what it probably should be.
Returned wing camber to Andy's estimate.
Increased flap drag.  And tried making adjustments to get the thing to not
glide so impossibly far.
This commit is contained in:
jimw 2003-05-12 15:28:03 +00:00
parent 6ab1ec3ca8
commit 70a275fbbc
1 changed files with 13 additions and 13 deletions
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26
Aircraft-yasim/p51d.xml
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@ -55,17 +55,17 @@ The reference datum for measurements is the nose.
<cockpit x="-4.495" y="0" z="0.689"/>
<fuselage ax="0.0" ay="0.0" az="0.0" bx="-9.9" by="0.0" bz="0.0"
width="0.94" taper="0.14"/>
width="0.94" taper="0.38"/>
<!--
stall aoa not available
flap drag not available
-->
<wing x="-3.96" y="0.49" z="-0.67" taper="0.466" incidence="-1"
length="5.16" chord="2.845" sweep="3.5" dihedral="5" camber="0.01">
<wing x="-3.96" y="0.55" z="-0.60" taper="0.466" incidence="0"
length="5.16" chord="2.845" sweep="-3.5" dihedral="5" camber="0.1">
<stall aoa="14" width="4" peak="1.5"/>
<flap0 start="0.024" end="0.543" lift="1.2" drag="1.4"/>
<flap1 start="0.543" end="0.97" lift="1.2" drag="1.4"/>
<flap0 start="0.024" end="0.543" lift="1.2" drag="1.8"/>
<flap1 start="0.543" end="0.97" lift="1.3" drag="1.4"/>
<control-input axis="/controls/flight/flaps" control="FLAP0"/>
<control-output control="FLAP0" prop="/surface-positions/flap-pos-norm"/>
<control-speed control="FLAP0" transition-time="5"/>
@ -73,7 +73,7 @@ flap drag not available
<control-input axis="/controls/flight/aileron-trim" control="FLAP1" split="true"/>
</wing>
<hstab x="-8.62" y="0.18" z="0.35" taper="0.639" effectiveness="3.5"
<hstab x="-8.62" y="0.18" z="0.34" taper="0.639" effectiveness="3.5"
length="1.834" chord="1.256" sweep="0" incidence="2">
<stall aoa="15" width="4" peak="1.5"/>
<flap0 start="0.0" end="1.8" lift="1.65" drag="1.2"/>
@ -84,10 +84,10 @@ flap drag not available
<!-- rudder has to be able to counteract aileron drag -->
<vstab x="-9.30" y="0" z="-0.37" taper="0.432" effectiveness="3.5"
length="1.971" chord="2.65" sweep="25">
length="1.971" chord="2.65" sweep="25" incidence="-0.62">
<stall aoa="15" width="4" peak="1.5"/>
<flap0 start="0" end="1" lift="1.3" drag="1.2"/>
<control-input axis="/controls/flight/rudder" control="FLAP0" invert="true"/>
<control-input axis="/controls/flight/rudder" square="true" control="FLAP0" invert="true"/>
<control-input axis="/controls/flight/rudder-trim" control="FLAP0" invert="true"/>
<control-output control="FLAP0" prop="/surface-positions/rudder-pos-norm"
min="1" max="-1"/>
@ -97,9 +97,9 @@ flap drag not available
radius="1.75"
mass="1690" moment="110"
eng-power="1490" eng-rpm="2300"
turbo-mul="2.5" wastegate-mp="30"
turbo-mul="2.0" wastegate-mp="30"
cruise-alt="25000" cruise-power="1350"
cruise-speed="304" cruise-rpm="2700"
cruise-speed="380" cruise-rpm="2900"
min-rpm="800" max-rpm="3000" >
<actionpt x="-1.25" y="0" z="0"/>
<control-input axis="/controls/engines/engine[0]/throttle" control="THROTTLE"/>
@ -111,11 +111,11 @@ flap drag not available
</propeller>
<!-- Tail wheel -->
<gear x="-7.90" y="0" z="-1.03" compression="0.2">
<gear x="-7.90" y="0" z="-0.96" compression="0.2">
</gear>
<!-- left main -->
<gear x="-2.79" y="1.81" z="-2.20" compression="0.8" spring="1.0">
<gear x="-2.79" y="1.81" z="-2.20" compression="0.3" spring="1.0" damp="2.0">
<control-input axis="/controls/gear/wheel[0]/brake" control="BRAKE"/>
<control-input axis="/controls/gear/parking-brake" control="BRAKE" split="true"/>
<control-input axis="/controls/gear/gear-down" control="EXTEND"/>
@ -124,7 +124,7 @@ flap drag not available
</gear>
<!-- right main -->
<gear x="-2.79" y="-1.81" z="-2.20" compression="0.8" spring="1.0">
<gear x="-2.79" y="-1.81" z="-2.20" compression="0.3" spring="1.0" damp="2.0">
<control-input axis="/controls/gear/wheel[1]/brake" control="BRAKE"/>
<control-input axis="/controls/gear/parking-brake" control="BRAKE" split="true"/>
<control-input axis="/controls/gear/gear-down" control="EXTEND"/>