IDG-A32X/Systems/a320-fcs.xml

<!-- Airbus A320 FCS -->

<!--
##############################################
# Copyright (c) Joshua Davidson (it0uchpods) #
##############################################
-->

<system name="A320: FCS">

	<channel name="Surface Droop">
		
		<fcs_function name="hydraulics/aileron-droop">
			<function>
				<table>
					<independentVar lookup="row">/velocities/airspeed-kt</independentVar>
					<tableData>
						 62  0.5
						116  0.0
					</tableData>
				</table>
			</function>
		</fcs_function>
		
		<pure_gain name="hydraulics/aileron-droop-neg">
			<input>hydraulics/aileron-droop</input>
			<gain>-1.0</gain>
		</pure_gain>-
		
		<fcs_function name="hydraulics/elevator-droop">
			<function>
				<table>
					<independentVar lookup="row">/velocities/airspeed-kt</independentVar>
					<tableData>
						 72  0.5
						121  0.0
					</tableData>
				</table>
			</function>
		</fcs_function>
	
	</channel>
	
	<channel name="Aileron Common">
		
		<summer name="hydraulics/roll-fbw-summer">
			<input>/controls/flight/roll-fbw</input>
			<input>/controls/flight/aileron-trim</input>
			<clipto>
				<min>-1</min>
				<max>1</max>
			</clipto>
		</summer>
	
	</channel>
	
	<channel name="Aileron L">
		
		<fcs_function name="hydraulics/aileron-l/extended">
			<function>
				<product>
					<sum>
						<property>/controls/flight/speedbrake-norm</property>
						<product>
							<property>hydraulics/roll-fbw-summer</property>
							<value>-1</value>
						</product>
					</sum>
					<value>-0.5</value>
				</product>
			</function>
		</fcs_function>
		
		<fcs_function name="hydraulics/aileron-l/retracted">
			<function>
				<sum>
					<product>
						<property>hydraulics/roll-fbw-summer</property>
						<value>0.5</value>
					</product>
					<table>
						<independentVar lookup="row">/fdm/jsbsim/fcs/flap-pos-deg</independentVar>
						<tableData>
							1  0.00
							5  0.13
						</tableData>
					</table>
				</sum>
			</function>
		</fcs_function>
		
		<switch name="hydraulics/aileron-l/pressure-switch-or">
			<default value="0"/>
			<test logic="OR" value="1">
				/systems/hydraulic/green-psi GE 1500
				/systems/hydraulic/blue-psi GE 1500
			</test>
		</switch>
		
		<switch name="hydraulics/aileron-l/switch">
			<default value="hydraulics/aileron-droop"/>
			<test logic="AND" value="hydraulics/aileron-l/extended">
				hydraulics/aileron-l/pressure-switch-or EQ 1
				/controls/flight/speedbrake-norm EQ 1
				/gear/gear[1]/wow EQ 1
				/gear/gear[2]/wow EQ 1
				/systems/failures/aileron-left EQ 0
			</test>
			<test logic="AND" value="hydraulics/aileron-l/retracted">
				hydraulics/aileron-l/pressure-switch-or EQ 1
				/systems/failures/aileron-left EQ 0
			</test>
			<clipto>
				<min>-0.5</min>
				<max>0.5</max>
			</clipto>
		</switch>
		
		<kinematic name="hydraulics/aileron-l/final">
			<input>hydraulics/aileron-l/switch</input>
			<traverse>
				<setting>
					<position>-1.0</position>
					<time>1.1</time>
				</setting>
				<setting>
					<position>1.0</position>
					<time>1.1</time>
				</setting>
			</traverse>
			<output>/controls/flight/aileron-left</output>
		</kinematic>
	
	</channel>
	
	<channel name="Aileron R">
		
		<fcs_function name="hydraulics/aileron-r/extended">
			<function>
				<product>
					<sum>
						<property>/controls/flight/speedbrake-norm</property>
						<property>hydraulics/roll-fbw-summer</property>
					</sum>
					<value>0.5</value>
				</product>
			</function>
		</fcs_function>
		
		<fcs_function name="hydraulics/aileron-r/retracted">
			<function>
				<sum>
					<product>
						<property>hydraulics/roll-fbw-summer</property>
						<value>0.5</value>
					</product>
					<table>
						<independentVar lookup="row">/fdm/jsbsim/fcs/flap-pos-deg</independentVar>
						<tableData>
							1  0.00
							5 -0.13
						</tableData>
					</table>
				</sum>
			</function>
		</fcs_function>
		
		<switch name="hydraulics/aileron-r/pressure-switch-or">
			<default value="0"/>
			<test logic="OR" value="1">
				/systems/hydraulic/green-psi GE 1500
				/systems/hydraulic/blue-psi GE 1500
			</test>
		</switch>
		
		<switch name="hydraulics/aileron-r/switch">
			<default value="hydraulics/aileron-droop-neg"/>
			<test logic="AND" value="hydraulics/aileron-r/extended">
				hydraulics/aileron-r/pressure-switch-or EQ 1
				/controls/flight/speedbrake-norm EQ 1
				/gear/gear[1]/wow EQ 1
				/gear/gear[2]/wow EQ 1
				/systems/failures/aileron-right EQ 0
			</test>
			<test logic="AND" value="hydraulics/aileron-r/retracted">
				hydraulics/aileron-r/pressure-switch-or EQ 1
				/systems/failures/aileron-right EQ 0
			</test>
			<clipto>
				<min>-0.5</min>
				<max>0.5</max>
			</clipto>
		</switch>
		
		<kinematic name="hydraulics/aileron-r/final">
			<input>hydraulics/aileron-r/switch</input>
			<traverse>
				<setting>
					<position>-1.0</position>
					<time>1.1</time>
				</setting>
				<setting>
					<position>1.0</position>
					<time>1.1</time>
				</setting>
			</traverse>
			<output>/controls/flight/aileron-right</output>
		</kinematic>
	
	</channel>
	
	<channel name="Roll">
		
		<fcs_function name="hydraulics/roll-control">
			<function>
				<product>
					<sum>
						<product>
							<sum>
								<property>hydraulics/aileron-l/final</property>
								<property>hydraulics/aileron-r/final</property>
							</sum>
							<value>1.75</value>
						</product>
						<product>
							<sum>
								<product>
									<property>/controls/flight/spoiler-l-sum</property>
									<value>-1.0</value>
								</product>
								<property>/controls/flight/spoiler-r-sum</property>
							</sum>
							<value>0.25</value>
						</product>
					</sum>
					<value>0.444444</value>
				</product>
			</function>
			<clipto>
				<min>-1.0</min>
				<max>1.0</max>
			</clipto>
		</fcs_function>
		
		<aerosurface_scale name="fcs/roll-pos-rad">
			<input>hydraulics/roll-control</input>
			<range>
				<min>-0.436332</min>
				<max>0.436332</max>
			</range>
		</aerosurface_scale>
	
	</channel>
	
	<channel name="Elevator Common">
		
		<aerosurface_scale name="hydraulics/elevator-fbw-scale">
			<input>/controls/flight/elevator-fbw</input>
			<range>
				<min>-0.6666666666666666666666666666666</min>
				<max>1.0</max>
			</range>
		</aerosurface_scale>
		
		<switch name="hydraulics/elevator-fbw-switch">
			<default value="hydraulics/elevator-fbw-scale"/>
			<test value="/controls/flight/elevator-fbw">
				/velocities/groundspeed-kt LT 75
			</test>
		</switch>
		
		<pure_gain name="hydraulics/elevator-fbw-gain">
			<input>hydraulics/elevator-fbw-switch</input>
			<gain>0.5</gain>
		</pure_gain>
	
	</channel>
	
	<channel name="Elevator L">
		
		<switch name="hydraulics/elevator-l/pressure-switch-or">
			<default value="0"/>
			<test logic="OR" value="1">
				/systems/hydraulic/green-psi GE 1500
				/systems/hydraulic/blue-psi GE 1500
			</test>
		</switch>
		
		<switch name="hydraulics/elevator-l/switch">
			<default value="hydraulics/elevator-droop"/>
			<test logic="AND" value="hydraulics/elevator-fbw-gain">
				hydraulics/elevator-l/pressure-switch-or EQ 1
				/systems/failures/elevator-left EQ 0
			</test>
			<clipto>
				<min>-0.5</min>
				<max>0.5</max>
			</clipto>
		</switch>
		
		<kinematic name="hydraulics/elevator-l/final">
			<input>hydraulics/elevator-l/switch</input>
			<traverse>
				<setting>
					<position>-1.0</position>
					<time>1.1</time>
				</setting>
				<setting>
					<position>1.0</position>
					<time>1.1</time>
				</setting>
			</traverse>
			<output>/controls/flight/elevator-left</output>
		</kinematic>
	
	</channel>
	
	<channel name="Elevator R">
		
		<switch name="hydraulics/elevator-r/pressure-switch-or">
			<default value="0"/>
			<test logic="OR" value="1">
				/systems/hydraulic/yellow-psi GE 1500
				/systems/hydraulic/blue-psi GE 1500
			</test>
		</switch>
		
		<switch name="hydraulics/elevator-r/switch">
			<default value="hydraulics/elevator-droop"/>
			<test logic="AND" value="hydraulics/elevator-fbw-gain">
				hydraulics/elevator-r/pressure-switch-or EQ 1
				/systems/failures/elevator-right EQ 0
			</test>
			<clipto>
				<min>-0.5</min>
				<max>0.5</max>
			</clipto>
		</switch>
		
		<kinematic name="hydraulics/elevator-r/final">
			<input>hydraulics/elevator-r/switch</input>
			<traverse>
				<setting>
					<position>-1.0</position>
					<time>1.1</time>
				</setting>
				<setting>
					<position>1.0</position>
					<time>1.1</time>
				</setting>
			</traverse>
			<output>/controls/flight/elevator-right</output>
		</kinematic>
	
	</channel>
	
	<channel name="Pitch">
		
		<fcs_function name="hydraulics/pitch-control">
			<function>
				<sum>
					<property>hydraulics/elevator-l/final</property>
					<property>hydraulics/elevator-r/final</property>
				</sum>
			</function>
			<clipto>
				<min>-1.0</min>
				<max>1.0</max>
			</clipto>
		</fcs_function>
		
		<aerosurface_scale name="fcs/pitch-pos-rad">
			<input>hydraulics/pitch-control</input>
			<range>
				<min>-0.523599</min>
				<max>0.296706</max>
			</range>
		</aerosurface_scale>
		
		<scheduled_gain name="fcs/pitch-pos-geared">
			<input>fcs/pitch-pos-rad</input>
			<table>
				<independentVar lookup="row">velocities/mach</independentVar>
				<independentVar lookup="column">atmosphere/density-altitude</independentVar>
				<tableData>
					     0     43000
					0.0  1.00  0.850
					0.9  0.02  0.750
				</tableData>
			</table>
		</scheduled_gain>
	
	</channel>
	
	<channel name="Pitch Trim">
		
		<aerosurface_scale name="fcs/pitch-trim-cmd-deg">
			<input>/controls/flight/elevator-trim</input>
			<domain>
				<min>-1.00</min>
				<max>0.32</max>
			</domain>
			<range>
				<min>-12.5</min>
				<max>4.0</max>
			</range>
		</aerosurface_scale>
		
		<aerosurface_scale name="fcs/pitch-trim-pos-rad">
			<input>/controls/flight/elevator-trim-fdm</input>
			<domain>
				<min>-1.00</min>
				<max>0.32</max>
			</domain>
			<range>
				<min>-0.2181662</min>
				<max>0.0698132</max>
			</range>
		</aerosurface_scale>
		
		<aerosurface_scale name="fcs/pitch-trim-pos-deg">
			<input>/controls/flight/elevator-trim-fdm</input>
			<domain>
				<min>-1.00</min>
				<max>0.32</max>
			</domain>
			<range>
				<min>-12.5</min>
				<max>4.0</max>
			</range>
		</aerosurface_scale>
		
		<scheduled_gain name="fcs/pitch-trim-pos-geared">
			<input>fcs/pitch-trim-pos-rad</input>
			<table>
				<independentVar lookup="row">velocities/mach</independentVar>
				<independentVar lookup="column">atmosphere/density-altitude</independentVar>
				<tableData>
					     0     43000
					0.0  1.00  0.850
					0.9  0.02  0.750
				</tableData>
			</table>
		</scheduled_gain>
	
	</channel>
	
	<channel name="FADEC">
		
		<lag_filter name="fcs/throttle1">
			<input>/controls/engines/engine[0]/throttle-output</input>
			<c1>0.95</c1>
			<output>fcs/throttle-cmd-norm</output>
			<output>fcs/throttle-pos-norm</output>
		</lag_filter>
		
		<lag_filter name="fcs/throttle2">
			<input>/controls/engines/engine[1]/throttle-output</input>
			<c1>0.95</c1>
			<output>fcs/throttle-cmd-norm[1]</output>
			<output>fcs/throttle-pos-norm[1]</output>
		</lag_filter>
		
		<lag_filter name="fcs/n1-actual1">
			<input>/engines/engine[0]/n1</input>
			<c1>2.25</c1>
			<output>/engines/engine[0]/n1-actual</output>
			<output>/engines/engine[3]/n1</output>
		</lag_filter>
		
		<lag_filter name="fcs/n1-actual2">
			<input>/engines/engine[1]/n1</input>
			<c1>2.25</c1>
			<output>/engines/engine[1]/n1-actual</output>
			<output>/engines/engine[4]/n1</output>
		</lag_filter>
		
		<lag_filter name="fcs/n2-actual1">
			<input>/engines/engine[0]/n2</input>
			<c1>2.25</c1>
			<output>/engines/engine[0]/n2-actual</output>
			<output>/engines/engine[3]/n2</output>
		</lag_filter>
		
		<lag_filter name="fcs/n2-actual2">
			<input>/engines/engine[1]/n2</input>
			<c1>2.25</c1>
			<output>/engines/engine[1]/n2-actual</output>
			<output>/engines/engine[4]/n2</output>
		</lag_filter>
	
	</channel>
	
	<channel name="Rudder">
		
		<fcs_function name="hydraulics/rudder/max-deg-fac">
			<function>
				<table>
					<independentVar lookup="row">/velocities/airspeed-kt</independentVar>
					<tableData>
						160.00  25.000
						162.15  23.649
						165.02  22.226
						168.64  21.015
						172.25  19.734
						176.59  18.595
						181.67  17.525
						186.75  16.385
						191.83  15.316
						197.65  14.318
						205.65  13.247
						212.93  12.318
						219.48  11.462
						227.48  10.533
						236.96  9.7450
						246.43  8.8863
						255.18  8.0990
						266.12  7.4525
						277.06  6.7704
						288.00  6.0884
						299.67  5.5124
						311.35  5.0075
						323.03  4.5736
						335.44  4.2104
						347.13  3.9186
						358.81  3.6979
						370.50  3.5482
						380.00  3.4000
					</tableData>
				</table>
			</function>
		</fcs_function>
		
		<switch name="hydraulics/rudder/max-deg-switch">
			<default value="25"/>
			<test logic="AND" value="hydraulics/rudder/max-deg-fac">
				/systems/fctl/fac1 EQ 1
				/systems/fctl/fac2 EQ 1
				/gear/gear[1]/wow EQ 0
				/gear/gear[2]/wow EQ 0
			</test>
			<test logic="AND" value="hydraulics/rudder/max-deg-fac">
				/controls/flight/slats EQ 0
				/gear/gear[1]/wow EQ 0
				/gear/gear[2]/wow EQ 0
			</test>
		</switch>
		
		<aerosurface_scale name="hydraulics/rudder/max-deg-scale">
			<input>hydraulics/rudder/max-deg-switch</input>
			<domain>
				<min>-25</min>
				<max>25</max>
			</domain>
			<range>
				<min>-1</min>
				<max>1</max>
			</range>
		</aerosurface_scale>
		
		<pure_gain name="hydraulics/rudder/max-deg-scale-neg">
			<input>hydraulics/rudder/max-deg-scale</input>
			<gain>-1.0</gain>
		</pure_gain>
		
		<switch name="hydraulics/rudder/pressure-switch-or">
			<default value="0"/>
			<test logic="OR" value="1">
				/systems/hydraulic/green-psi GE 1500
				/systems/hydraulic/blue-psi GE 1500
				/systems/hydraulic/yellow-psi GE 1500
			</test>
		</switch>
		
		<aerosurface_scale name="fcs/rudder-trim-cmd-deg">
			<input>/controls/flight/rudder-trim</input>
			<domain>
				<min>-1.0</min>
				<max>1.0</max>
			</domain>
			<range>
				<min>-20.0</min>
				<max>20.0</max>
			</range>
		</aerosurface_scale>
		
		<aerosurface_scale name="hydraulics/rudder/trim-norm">
			<input>/controls/flight/rudder-trim-fdm</input>
			<range>
				<min>-0.8</min>
				<max>0.8</max>
			</range>
		</aerosurface_scale>
		
		<summer name="hydraulics/rudder/summer">
			<input>/controls/flight/rudder-fbw</input>
			<input>hydraulics/rudder/trim-norm</input>
			<clipto>
				<min>-1</min>
				<max>1</max>
			</clipto>
		</summer>
		
		<switch name="hydraulics/rudder/switch">
			<default value="0"/>
			<test logic="AND" value="hydraulics/rudder/summer">
				hydraulics/rudder/pressure-switch-or EQ 1
				/systems/failures/rudder EQ 0
			</test>
			<clipto>
				<min>-1.0</min>
				<max>1.0</max>
			</clipto>
		</switch>
		
		<kinematic name="hydraulics/rudder/final">
			<input>hydraulics/rudder/switch</input>
			<traverse>
				<setting>
					<position>-1.0</position>
					<time>1.1</time>
				</setting>
				<setting>
					<position>1.0</position>
					<time>1.1</time>
				</setting>
			</traverse>
			<clipto>
				<min>hydraulics/rudder/max-deg-scale-neg</min>
				<max>hydraulics/rudder/max-deg-scale</max>
			</clipto>
			<output>/controls/flight/rudder-fdm</output>
		</kinematic>
	
	</channel>
	
	<channel name="Yaw">
		
		<pure_gain name="hydraulics/rudder/gain">
			<input>hydraulics/rudder/final</input>
			<gain>-1.0</gain>
		</pure_gain>
		
		<scheduled_gain name="fcs/yaw-damper-rate">
			<input>velocities/r-aero-rad_sec</input>
			<table>
				<independentVar lookup="row">velocities/ve-kts</independentVar>
				<tableData>
					30  0.00
					60  2.00
				</tableData>
			</table>
			<clipto>
				<min>-0.05</min>
				<max>0.05</max>
			</clipto>
		</scheduled_gain>
		
		<scheduled_gain name="fcs/yaw-damper-final">
			<input>fcs/yaw-damper-rate</input>
			<table>
				<independentVar lookup="row">velocities/ve-kts</independentVar>
				<tableData>
					30  0.0
					31  1.0
				</tableData>
			</table>
		</scheduled_gain>
		
		<switch name="fcs/yaw-damper-switch">
			<default value="0"/>
			<test logic="AND" value="fcs/yaw-damper-final">
				/it-fbw/law == 0
				/gear/gear[1]/wow EQ 0
				/gear/gear[2]/wow EQ 0
			</test>
			<test logic="AND" value="fcs/yaw-damper-final">
				/it-fbw/law == 1
				/gear/gear[1]/wow EQ 0
				/gear/gear[2]/wow EQ 0
			</test>
		</switch>
		
		<summer name="fcs/yaw-sum">
			<input>hydraulics/rudder/gain</input>
			<input>fcs/yaw-damper-switch</input>
			<clipto>
				<min>-1</min>
				<max>1</max>
			</clipto>
		</summer>
		
		<aerosurface_scale name="rubbish/rudder-pos-rad">
			<input>fcs/yaw-sum</input>
			<range>
				<min>-0.436332</min>
				<max>0.436332</max>
			</range>
			<output>fcs/rudder-pos-rad</output>
		</aerosurface_scale>
	
	</channel>
	
	<channel name="Flaps">
		
		<kinematic name="rubbish/flap-pos-deg">
			<input>/controls/flight/flaps</input>
			<traverse>
				<setting>
					<position>0</position>
					<time>0</time>
				</setting>
				<setting>
					<position>35</position>
					<time>30</time>
				</setting>
			</traverse>
			<output>fcs/flap-pos-deg</output>
		</kinematic>
		
		<aerosurface_scale name="rubbish/flap-pos-norm">
			<input>fcs/flap-pos-deg</input>
			<domain>
				<min>0</min>
				<max>35</max>
			</domain>
			<range>
				<min>0</min>
				<max>1</max>
			</range>
			<output>fcs/flap-pos-norm</output>
		</aerosurface_scale>
	
	</channel>
	
	<channel name="Slats">
		
		<kinematic name="rubbish/slat-pos-deg">
			<input>/controls/flight/slats</input>
			<traverse>
				<setting>
					<position>0</position>
					<time>0</time>
				</setting>
				<setting>
					<position>27</position>
					<time>20</time>
				</setting>
			</traverse>
			<output>fcs/slat-pos-deg</output>
		</kinematic>
		
		<aerosurface_scale name="rubbish/slat-pos-norm">
			<input>fcs/slat-pos-deg</input>
			<domain>
				<min>0</min>
				<max>27</max>
			</domain>
			<range>
				<min>0</min>
				<max>1</max>
			</range>
			<output>fcs/slat-pos-norm</output>
		</aerosurface_scale>
	
	</channel>
	
	<channel name="Landing Gear">
		
		<kinematic name="rubbish/gear-pos-norm">
			<input>gear/gear-cmd-norm</input>
			<traverse>
				<setting>
					<position>0</position>
					<time>0</time>
				</setting>
				<setting>
					<position>1</position>
					<time>10</time>
				</setting>
			</traverse>
			<output>gear/gear-pos-norm</output>
		</kinematic>
	
	</channel>
	
	<channel name="Speedbrake">
		
		<pure_gain name="rubbish/speedbrake-pos-norm">
			<input>/controls/flight/speedbrake-output</input>
			<gain>1.0</gain>
			<output>fcs/speedbrake-pos-norm</output>
		</pure_gain>
	
	</channel>
	
	<channel name="Tiller">
		
		<switch name="hydraulics/tiller/switch">
			<default value="/controls/flight/rudder"/>
			<test value="/controls/flight/aileron">
				/controls/flight/aileron-drives-tiller EQ 1
			</test>
		</switch>
		
		<fcs_function name="hydraulics/tiller/function">
			<function>
				<table>
					<independentVar lookup="row">/velocities/groundspeed-kt</independentVar>
					<independentVar lookup="column">hydraulics/tiller/switch</independentVar>
					<tableData>
						       -1     0  1
						30.000 -70.0  0  70.0
						30.001 -10.0  0  10.0
					</tableData>
				</table>
			</function>
		</fcs_function>
		
		<actuator name="fcs/steer-deg">
			<input>hydraulics/tiller/function</input>
			<rate_limit>70</rate_limit>
			<output>fcs/steer-pos-deg[0]</output>
		</actuator>
	
	</channel>

</system>