New 0 velocity damping on roll, yaw and pitch axis
[fg:toms-fgdata.git] / Aircraft / ZivkoEdge / ZivkoEdge540-jsbsim.xml
1 <?xml version="1.0"?>
2 <?xml-stylesheet type="text/xsl" href="http://jsbsim.sourceforge.net/JSBSim.xsl"?>
3 <fdm_config name="ZivkoEdge540" version="2.0" release="ALPHA"
4    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
5    xsi:noNamespaceSchemaLocation="http://jsbsim.sourceforge.net/JSBSim.xsd">
6
7  <fileheader>
8   <author>Torsten Dreyer</author>
9   <filecreationdate> 2008-02-06 </filecreationdate>
10   <version>$Revison: $</version>
11   <description>Zivko Edge 540 aerobatic plane</description>
12  </fileheader>
13
14  <metrics>
15    <wingarea  unit="FT2">   98.00 </wingarea>
16    <wingspan  unit="FT" >   24.30 </wingspan>
17    <wing_incidence>          0.00 </wing_incidence>
18    <chord     unit="FT" >    4.03 </chord>
19    <htailarea unit="FT2">   15.68 </htailarea>
20    <htailarm  unit="FT" >   10.66 </htailarm>
21    <vtailarea unit="FT2">    9.80 </vtailarea>
22    <vtailarm  unit="FT" >   10.25 </vtailarm>
23    <location name="AERORP" unit="IN">
24      <x>13.4 </x>
25      <y>0.00</y>
26      <z>47.6</z>
27    </location>
28    <location name="EYEPOINT" unit="IN">
29      <x>56.3</x>
30      <y>0.0</y>
31      <z>65.3</z>
32    </location>
33    <location name="VRP" unit="IN">
34      <x>0</x>
35      <y>0</y>
36      <z>0</z>
37    </location>
38  </metrics>
39
40  <mass_balance>
41    <ixx unit="SLUG*FT2">       361 </ixx>
42    <iyy unit="SLUG*FT2">       457 </iyy>
43    <izz unit="SLUG*FT2">       742 </izz>
44    <emptywt unit="LBS" >      1080 </emptywt>
45    <location name="CG" unit="IN">
46      <x>13.4</x>
47      <y>0.00</y>
48      <z>47.6</z>
49    </location>
50  </mass_balance>
51
52 <!--
53   x points towards back
54   y points towards right
55   z points up
56 -->
57  <ground_reactions>
58
59   <contact type="BOGEY" name="LEFT_MAIN">
60    <location unit="IN">
61      <x>0</x>
62      <y>-32.8</y>
63      <z>0</z>
64    </location>
65    <static_friction>  0.95 </static_friction>
66    <dynamic_friction> 0.80 </dynamic_friction>
67    <rolling_friction> 0.02 </rolling_friction>
68    <spring_coeff unit="LBS/FT">       2500.00 </spring_coeff>
69    <damping_coeff unit="LBS/FT/SEC">   360.00 </damping_coeff>
70    <max_steer unit="DEG">0</max_steer>
71    <brake_group>LEFT</brake_group>
72    <retractable>FIXED</retractable>
73  </contact>
74
75   <contact type="BOGEY" name="RIGHT_MAIN">
76    <location unit="IN">
77      <x>0</x>
78      <y>32.8</y>
79      <z>0</z>
80    </location>
81    <static_friction>  0.95 </static_friction>
82    <dynamic_friction> 0.80 </dynamic_friction>
83    <rolling_friction> 0.02 </rolling_friction>
84    <spring_coeff unit="LBS/FT">       2500.00 </spring_coeff>
85    <damping_coeff unit="LBS/FT/SEC">   360.00 </damping_coeff>
86    <max_steer unit="DEG">0</max_steer>
87    <brake_group>RIGHT</brake_group>
88    <retractable>FIXED</retractable>
89  </contact>
90
91   <contact type="BOGEY" name="TAIL">
92    <location unit="IN">
93      <x> 171.5 </x>
94      <y>   0.00 </y>
95      <z> 27.5 </z>
96    </location>
97    <static_friction>  0.80 </static_friction>
98    <dynamic_friction> 0.70 </dynamic_friction>
99    <rolling_friction> 0.02 </rolling_friction>
100    <spring_coeff unit="LBS/FT">       800.00 </spring_coeff>
101    <damping_coeff unit="LBS/FT/SEC">  040.00 </damping_coeff>
102    <max_steer unit="DEG"> -15.00 </max_steer>
103    <brake_group>NONE</brake_group>
104    <retractable>FIXED</retractable>
105  </contact>
106
107   <contact type="STRUCTURE" name="NOSE">
108     <location unit="IN">
109      <x>-54.1 </x>
110      <y>0</y>
111      <z>46.7</z>
112     </location>
113     <static_friction>  0.80 </static_friction>
114     <dynamic_friction> 0.50 </dynamic_friction>
115     <spring_coeff unit="LBS/FT">       1800.00 </spring_coeff>
116     <damping_coeff unit="LBS/FT/SEC">   360.00 </damping_coeff>
117   </contact>
118
119   <contact type="STRUCTURE" name="LEFT_WING">
120     <location unit="IN">
121      <x>19.1</x>
122      <y>-146</y>
123      <z>48.1 </z>
124     </location>
125     <static_friction>  0.80 </static_friction>
126     <dynamic_friction> 0.50 </dynamic_friction>
127     <spring_coeff unit="LBS/FT">       1800.00 </spring_coeff>
128     <damping_coeff unit="LBS/FT/SEC">   360.00 </damping_coeff>
129   </contact>
130
131   <contact type="STRUCTURE" name="RIGHT_WING">
132     <location unit="IN">
133      <x>19.1</x>
134      <y>146</y>
135      <z>48.1</z>
136     </location>
137     <static_friction>  0.80 </static_friction>
138     <dynamic_friction> 0.50 </dynamic_friction>
139     <spring_coeff unit="LBS/FT">       1800.00 </spring_coeff>
140     <damping_coeff unit="LBS/FT/SEC">   360.00 </damping_coeff>
141  </contact>
142
143   <contact type="STRUCTURE" name="TAIL">
144     <location unit="IN">
145      <x>166</x>
146      <y>0</y>
147      <z>100</z>
148     </location>
149     <static_friction>  0.80 </static_friction>
150     <dynamic_friction> 0.50 </dynamic_friction>
151     <spring_coeff unit="LBS/FT">       1800.00 </spring_coeff>
152     <damping_coeff unit="LBS/FT/SEC">   360.00 </damping_coeff>
153  </contact>
154
155  </ground_reactions>
156
157  <propulsion>
158
159    <engine file="io540">
160     <location unit="IN">
161       <x>-20.0</x>
162       <y>0.0</y>
163       <z>46.5</z>
164     </location>
165     <orient unit="DEG">
166       <pitch> 0.00 </pitch>
167       <roll>   0.00 </roll>
168       <yaw>   0.00 </yaw>
169     </orient>
170     <feed>0</feed>
171     <feed>1</feed>
172     <feed>2</feed>
173     <thruster file="prop">
174      <location unit="IN">
175        <x>-41.8</x>
176        <y>0</y>
177        <z>46.5</z>
178      </location>
179      <orient unit="DEG">
180        <pitch> 0.00 </pitch>
181        <roll>   0.00 </roll>
182        <yaw>   0.00 </yaw>
183      </orient>
184     </thruster>
185   </engine>
186
187   <!-- right wing 79ltr-->
188   <tank type="FUEL" number="0">
189      <location unit="IN">
190        <x>25.6</x>
191        <y>46.0</y>
192        <z>48.0</z>
193      </location>
194      <density unit="LBS/GAL"> 6.02 </density> <!-- Avgas -->
195      <capacity unit="LBS">125.0</capacity>
196      <contents unit="LBS">2.0</contents>
197   </tank>
198
199   <!-- left wing 79ltr-->
200   <tank type="FUEL" number="1">
201      <location unit="IN">
202        <x>25.6</x>
203        <y>-46.0</y>
204        <z>48.0</z>
205      </location>
206      <density unit="LBS/GAL"> 6.02 </density> <!-- Avgas -->
207      <capacity unit="LBS">125.0</capacity>
208      <contents unit="LBS">2.0</contents>
209   </tank>
210
211   <!-- fuselage 71ltr-->
212   <tank type="FUEL" number="2">
213      <location unit="IN">
214        <x>10</x>
215        <y>0</y>
216        <z>45.0</z>
217      </location>
218      <density unit="LBS/GAL"> 6.02 </density> <!-- Avgas -->
219      <capacity unit="LBS">112.0</capacity>
220      <contents unit="LBS">112.0</contents>
221   </tank>
222
223  </propulsion>
224
225  <flight_control name="FCS: ZivkoEdge540">
226
227   <channel name="Pitch">
228    <summer name="Pitch Trim Sum">
229       <input>fcs/elevator-cmd-norm</input>
230       <input>fcs/pitch-trim-cmd-norm</input>
231       <clipto>
232         <min> -1 </min>
233         <max>  1 </max>
234       </clipto>
235    </summer>
236
237    <aerosurface_scale name="Elevator Control">
238       <input>fcs/pitch-trim-sum</input>
239       <range>
240         <min> -0.35 </min>
241         <max>  0.35 </max>
242       </range>
243       <output>fcs/elevator-pos-rad</output>
244    </aerosurface_scale>
245
246    <aerosurface_scale name="elevator normalization">
247       <input>fcs/elevator-pos-rad</input>
248       <domain>
249         <min> -0.35 </min>
250         <max>  0.35 </max>
251       </domain>
252       <range>
253         <min> -1 </min>
254         <max>  1 </max>
255       </range>
256       <output>fcs/elevator-pos-norm</output>
257    </aerosurface_scale>
258
259   </channel>
260
261   <channel name="Roll">
262    <summer name="Roll Trim Sum">
263       <input>fcs/aileron-cmd-norm</input>
264       <input>fcs/roll-trim-cmd-norm</input>
265       <clipto>
266         <min> -1 </min>
267         <max>  1 </max>
268       </clipto>
269    </summer>
270
271    <aerosurface_scale name="Left Aileron Control">
272       <input>fcs/roll-trim-sum</input>
273       <range>
274         <min> -0.35 </min>
275         <max>  0.35 </max>
276       </range>
277       <output>fcs/left-aileron-pos-rad</output>
278    </aerosurface_scale>
279
280    <aerosurface_scale name="Right Aileron Control">
281       <input>fcs/roll-trim-sum</input>
282       <range>
283         <min> -0.35 </min>
284         <max>  0.35 </max>
285       </range>
286       <output>fcs/right-aileron-pos-rad</output>
287    </aerosurface_scale>
288
289    <aerosurface_scale name="left aileron normalization">
290       <input>fcs/left-aileron-pos-rad</input>
291       <domain>
292         <min> -0.35 </min>
293         <max>  0.35 </max>
294       </domain>
295       <range>
296         <min> -1 </min>
297         <max>  1 </max>
298       </range>
299       <output>fcs/left-aileron-pos-norm</output>
300    </aerosurface_scale>
301
302    <aerosurface_scale name="right aileron normalization">
303       <input>fcs/right-aileron-pos-rad</input>
304       <domain>
305         <min> -0.35 </min>
306         <max>  0.35 </max>
307       </domain>
308       <range>
309         <min> -1 </min>
310         <max>  1 </max>
311       </range>
312       <output>fcs/right-aileron-pos-norm</output>
313    </aerosurface_scale>
314
315   </channel>
316
317   <channel name="Yaw">
318    <summer name="Rudder Command Sum">
319       <input>fcs/rudder-cmd-norm</input>
320       <input>fcs/yaw-trim-cmd-norm</input>
321       <clipto>
322         <min> -0.35 </min>
323         <max>  0.35 </max>
324       </clipto>
325    </summer>
326
327    <aerosurface_scale name="Rudder Control">
328       <input>fcs/rudder-command-sum</input>
329       <range>
330         <min> -0.35 </min>
331         <max>  0.35 </max>
332       </range>
333       <output>fcs/rudder-pos-rad</output>
334    </aerosurface_scale>
335
336    <aerosurface_scale name="rudder normalization">
337       <input>fcs/rudder-pos-rad</input>
338       <domain>
339         <min> -0.35 </min>
340         <max>  0.35 </max>
341       </domain>
342       <range>
343         <min> -1 </min>
344         <max>  1 </max>
345       </range>
346       <output>fcs/rudder-pos-norm</output>
347    </aerosurface_scale>
348
349   </channel>
350
351  </flight_control>
352
353  <aerodynamics>
354    <function name="aero/function/cos-alpha">
355     <description>Cosine of alpha</description>
356      <cos>
357       <property>aero/alpha-rad</property>
358      </cos>
359    </function>
360
361    <function name="aero/function/sin-alpha">
362     <description>Sine of alpha</description>
363      <sin>
364       <property>aero/alpha-rad</property>
365      </sin>
366    </function>
367
368    <function name="aero/function/cos-beta">
369     <description>Cosine of beta</description>
370      <cos>
371       <property>aero/beta-rad</property>
372      </cos>
373    </function>
374  
375    <function name="aero/function/sin-beta">
376     <description>Sine of beta</description>
377      <sin>
378       <property>aero/beta-rad</property>
379      </sin>
380    </function>
381
382    <function name="aero/function/cos2-alpha">
383     <description>Cosine Squared of alpha</description>
384      <product>
385       <property>aero/function/cos-alpha</property>
386       <property>aero/function/cos-alpha</property>
387      </product>
388    </function>
389
390    <function name="aero/function/scos2-alpha">
391     <description>Signed Cosine Squared of alpha</description>
392      <product>
393       <abs><property>aero/function/cos-alpha</property></abs>
394       <property>aero/function/cos-alpha</property>
395      </product>
396    </function> 
397
398   <function name="aero/function/velocity-induced-fps">
399    <description> velocity including the propulsion induced velocity.</description>
400    <sum>
401     <property>velocities/u-aero-fps</property>
402     <property>propulsion/engine/prop-induced-velocity_fps</property>
403     <property>propulsion/engine/prop-induced-velocity_fps</property>
404    </sum>
405   </function> 
406
407   <function name="aero/function/qbar-induced-psf">
408    <description> q bar including the propulsion induced velocity.</description>
409    <product>
410     <property>aero/function/velocity-induced-fps</property>
411     <property>aero/function/velocity-induced-fps</property>
412     <property>atmosphere/rho-slugs_ft3</property>
413     <value>0.5</value>
414    </product>
415   </function> 
416
417   <function name="aero/function/kCDge">
418     <description>Change_in_drag_due_to_ground_effect</description>
419     <product>
420       <table>
421         <independentVar>aero/h_b-mac-ft</independentVar>
422         <tableData>
423           0.0000        0.4800
424           0.1000        0.5150
425           0.1500        0.6290
426           0.2000        0.7090
427           0.3000        0.8150
428           0.4000        0.8820
429           0.5000        0.9280
430           0.6000        0.9620
431           0.7000        0.9880
432           0.8000        1.0000
433           0.9000        1.0000
434           1.0000        1.0000
435           1.1000        1.0000
436        </tableData>
437       </table>
438     </product>
439   </function>
440
441   <function name="aero/function/kCLge">
442     <description>Change_in_lift_due_to_ground_effect</description>
443     <product>
444       <table>
445         <independentVar>aero/h_b-mac-ft</independentVar>
446         <tableData>
447            0.0000       1.2030
448            0.1000       1.1270
449            0.1500       1.0900
450            0.2000       1.0730
451            0.3000       1.0460
452            0.4000       1.0350
453            0.5000       1.0190
454            0.6000       1.0130
455            0.7000       1.0080
456            0.8000       1.0060
457            0.9000       1.0030
458            1.0000       1.0020
459            1.1000       1.0000
460         </tableData>
461       </table>
462     </product>
463   </function>
464
465   <axis name="LIFT">
466
467     <function name="aero/coefficient/CLalpha">
468       <description>Lift_due_to_alpha</description>
469       <product>
470           <property>aero/qbar-psf</property>
471           <property>metrics/Sw-sqft</property>
472           <property>aero/function/kCLge</property>
473           <table>
474             <independentVar lookup="row">aero/alpha-rad</independentVar>
475             <tableData>
476               -3.14  0.05
477               -2.36  1.0
478               -1.57  0
479               -0.78  1.0
480               -0.60  0.7
481               -0.28 -1.12
482               -0.25 -1.34
483               -0.22 -1.40
484               -0.20 -1.34
485                0.00  0.00
486                0.20  1.34
487                0.22  1.40
488                0.25  1.34
489                0.28  1.12
490                0.60  0.7
491                0.78  1.0
492                1.57  0.0
493                2.36 -1.0
494                3.14  0.05
495             </tableData>
496           </table>
497       </product>
498     </function>
499 <!--
500     <function name="aero/coefficient/CLde">
501        <description>Lift_due_to_Elevator_Deflection</description>
502        <product>
503            <property>aero/function/qbar-induced-psf</property>
504            <property>metrics/Sw-sqft</property>
505            <property>fcs/elevator-pos-rad</property>
506            <property>aero/function/cos-alpha</property>
507            <value>0.0</value>
508        </product>
509     </function>
510 -->
511   </axis>
512
513   <axis name="DRAG">
514
515     <function name="aero/coefficient/CD0">
516        <description>Drag_at_zero_lift</description>
517        <product>
518           <property>aero/qbar-psf</property>
519           <property>metrics/Sw-sqft</property>
520           <table>
521             <independentVar lookup="row">aero/alpha-rad</independentVar>
522             <tableData>
523              -3.142   0.06
524              -1.57    1.500
525              -0.26    0.036
526               0.00    0.028
527               0.26    0.036
528               1.57    1.500
529               3.142   0.06
530             </tableData>
531           </table>
532        </product>
533     </function>
534
535     <function name="aero/coefficient/CDi">
536        <description>Induced_drag</description>
537          <product>
538            <property>aero/qbar-psf</property>
539            <property>metrics/Sw-sqft</property>
540            <property>aero/cl-squared</property>
541            <value>0.04</value>
542          </product>
543     </function>
544
545     <function name="aero/coefficient/CDmach">
546        <description>Drag_due_to_mach</description>
547         <product>
548           <property>aero/qbar-psf</property>
549           <property>metrics/Sw-sqft</property>
550           <table>
551             <independentVar lookup="row">velocities/mach</independentVar>
552             <tableData>
553                 0.00      0.000
554                 0.7       0.000
555                 1.10      0.023
556                 1.80      0.015
557             </tableData>
558           </table>
559         </product>
560     </function>
561
562     <function name="aero/coefficient/CDbeta">
563        <description>Drag_due_to_sideslip</description>
564        <product>
565           <property>aero/qbar-psf</property>
566           <property>metrics/Sw-sqft</property>
567           <table>
568             <independentVar lookup="row">aero/beta-rad</independentVar>
569             <tableData>
570               -3.142  0.006
571               -1.57   1.930
572               -0.26   0.250
573                0.00    0.000
574                0.26    0.250
575                1.57    1.930
576                3.142   0.006
577             </tableData>
578           </table>
579        </product>
580     </function>
581
582     <function name="aero/coefficient/CDde">
583        <description>Drag_due_to_Elevator_Deflection</description>
584        <product>
585            <property>aero/qbar-psf</property>
586            <property>metrics/Sw-sqft</property>
587            <property>aero/cl-squared</property>
588            <property>fcs/mag-elevator-pos-rad</property>
589            <property>aero/function/cos2-alpha</property>
590            <value>0.04</value>
591        </product>
592     </function>
593
594   </axis>
595
596   <axis name="SIDE">
597
598     <function name="aero/coefficient/CYb">
599        <description>Side_force_due_to_beta</description>
600        <product>
601            <property>aero/qbar-psf</property>
602            <property>metrics/Sw-sqft</property>
603            <property>aero/function/sin-beta</property>
604            <value>-2.2</value>
605        </product>
606     </function>
607
608   </axis>
609
610   <axis name="ROLL">
611
612     <function name="aero/coefficient/Clb">
613        <description>Roll_moment_due_to_beta</description>
614        <product>
615            <property>aero/qbar-psf</property>
616            <property>metrics/Sw-sqft</property>
617            <property>metrics/bw-ft</property>
618            <property>aero/function/sin-beta</property>
619            <value>-0.1</value>
620        </product>
621     </function>
622
623     <function name="aero/coefficient/Clp">
624        <description>Roll moment due to roll rate extended to work at zero velocity</description>
625        <product>
626         <value>-0.4</value> <!-- Clp -->
627         <property>velocities/p-aero-rad_sec</property>
628         <property>atmosphere/rho-slugs_ft3</property>
629         <property>metrics/Sw-sqft</property>
630         <property>metrics/bw-ft</property>
631         <property>metrics/bw-ft</property> <!-- b^2 -->
632         <value>0.0625</value> <!-- constant from function -->
633         <pow>
634          <sum>
635           <product>
636            <property>metrics/bw-ft</property>
637            <property>metrics/bw-ft</property> <!-- b^2 -->
638            <property>velocities/p-aero-rad_sec</property>
639            <property>velocities/p-aero-rad_sec</property><!-- Omega^2 -->
640           </product>
641           <product>
642            <property>velocities/u-aero-fps</property>
643            <property>velocities/u-aero-fps</property>
644            <value>16</value>
645           </product>
646          </sum>
647          <value>0.5</value>
648         </pow>
649        </product>
650       </function>
651
652     <function name="aero/coefficient/Clr">
653        <description>Roll_moment_due_to_yaw_rate</description>
654        <product>
655            <property>aero/qbar-psf</property>
656            <property>metrics/Sw-sqft</property>
657            <property>metrics/bw-ft</property>
658            <property>aero/bi2vel</property>
659            <property>velocities/r-aero-rad_sec</property>
660            <value>0.15</value>
661        </product>
662     </function>
663
664     <function name="aero/coefficient/Clda">
665        <description>Roll_moment_due_to_aileron</description>
666        <product>
667           <property>aero/qbar-psf</property>
668           <property>metrics/Sw-sqft</property>
669           <property>metrics/bw-ft</property>
670           <property>fcs/left-aileron-pos-rad</property>
671           <value>0.28</value>
672           <property>aero/function/cos-alpha</property>
673        </product>
674     </function>
675
676     <function name="aero/coefficient/Cldr">
677        <description>Roll_moment_due_to_rudder</description>
678        <product>
679            <property>aero/function/qbar-induced-psf</property>
680            <property>metrics/Sw-sqft</property>
681            <property>metrics/bw-ft</property>
682            <property>fcs/rudder-pos-rad</property>
683            <value>0.01</value>
684        </product>
685     </function>
686
687   </axis>
688
689   <axis name="PITCH">
690
691     <function name="aero/coefficient/Cmalpha">
692        <description>Pitch_moment_due_to_alpha</description>
693        <product>
694            <property>aero/qbar-psf</property>
695            <property>metrics/Sw-sqft</property>
696            <property>metrics/cbarw-ft</property>
697            <property>aero/function/sin-alpha</property>
698            <value>-1.2</value>
699        </product>
700     </function>
701
702     <function name="aero/coefficient/Cmde">
703        <description>Pitch_moment_due_to_elevator</description>
704        <product>
705           <property>aero/function/qbar-induced-psf</property>
706           <property>metrics/Sw-sqft</property>
707           <property>metrics/cbarw-ft</property>
708           <property>fcs/elevator-pos-rad</property>
709           <value>-1.1</value>
710        </product>
711     </function>
712
713     <function name="aero/coefficient/Cmq">
714        <description>Pitch_moment_due_to_pitch_rate extended to work at zero velocity</description>
715        <product>
716         <value>-1.446</value> <!-- CMAD -->
717         <property>velocities/q-aero-rad_sec</property>
718         <property>atmosphere/rho-slugs_ft3</property>
719         <property>metrics/Sw-sqft</property>
720         <property>metrics/cbarw-ft</property>
721         <property>metrics/cbarw-ft</property> <!-- b^2 -->
722         <value>0.0625</value> <!-- constant from function -->
723         <pow>
724          <sum>
725           <product>
726            <property>metrics/cbarw-ft</property>
727            <property>metrics/cbarw-ft</property> <!-- b^2 -->
728            <property>velocities/q-aero-rad_sec</property>
729            <property>velocities/q-aero-rad_sec</property><!-- Omega^2 -->
730           </product>
731           <product>
732            <property>velocities/u-aero-fps</property>
733            <property>velocities/u-aero-fps</property>
734            <value>16</value>
735           </product>
736          </sum>
737          <value>0.5</value>
738         </pow>
739        </product>
740       </function>
741
742     <function name="aero/coefficient/Cmadot">
743        <description>Pitch_moment_due_to_alpha_rate</description>
744        <product>
745            <property>aero/qbar-psf</property>
746            <property>metrics/Sw-sqft</property>
747            <property>metrics/cbarw-ft</property>
748            <property>aero/ci2vel</property>
749            <property>aero/alphadot-rad_sec</property>
750            <value>-7</value>
751        </product>
752     </function>
753
754   </axis>
755
756   <axis name="YAW">
757
758     <function name="aero/coefficient/Cnb">
759        <description>Yaw_moment_due_to_beta</description>
760        <product>
761            <property>aero/qbar-psf</property>
762            <property>metrics/Sw-sqft</property>
763            <property>metrics/bw-ft</property>
764            <property>aero/function/sin-beta</property>
765            <value>0.12</value>
766        </product>
767     </function>
768
769     <function name="aero/coefficient/Cnr">
770        <description>Yaw_moment_due_to_yaw_rate extended to work at zero velocity</description>
771        <product>
772         <value>-0.1411</value> <!-- CNR -->
773         <property>velocities/r-aero-rad_sec</property>
774         <property>atmosphere/rho-slugs_ft3</property>
775         <property>metrics/Sw-sqft</property>
776         <property>metrics/bw-ft</property>
777         <property>metrics/bw-ft</property> <!-- b^2 -->
778         <value>0.0625</value> <!-- constant from function -->
779         <pow>
780          <sum>
781           <product>
782            <property>metrics/bw-ft</property>
783            <property>metrics/bw-ft</property> <!-- b^2 -->
784            <property>velocities/r-aero-rad_sec</property>
785            <property>velocities/r-aero-rad_sec</property><!-- Omega^2 -->
786           </product>
787           <product>
788            <property>velocities/u-aero-fps</property>
789            <property>velocities/u-aero-fps</property>
790            <value>16</value>
791           </product>
792          </sum>
793          <value>0.5</value>
794         </pow>
795        </product>
796       </function>
797
798     <function name="aero/coefficient/Cndr">
799        <description>Yaw_moment_due_to_rudder</description>
800        <product>
801            <property>aero/function/cos-alpha</property>
802            <property>aero/function/qbar-induced-psf</property>
803            <property>metrics/Sw-sqft</property>
804            <property>metrics/bw-ft</property>
805            <property>fcs/rudder-pos-rad</property>
806            <value>-0.1</value>
807        </product>
808     </function>
809
810     <function name="aero/coefficient/Cnda">
811        <description>Adverse_yaw</description>
812        <product>
813            <property>aero/function/cos-alpha</property>
814            <property>aero/qbar-psf</property>
815            <property>metrics/Sw-sqft</property>
816            <property>metrics/bw-ft</property>
817            <property>fcs/left-aileron-pos-rad</property>
818            <value>-0.01</value>
819        </product>
820     </function>
821
822   </axis>
823
824  </aerodynamics>
825
826 </fdm_config>
827