jsbsim.js
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JSBSim flight dynamics model ported to JavaScript
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text/xml
<?xml version="1.0"?>
<!--
Short S.23 flying boat flight model for JSBSim.
Copyright (C) 2008 - 2011 Anders Gidenstam (anders(at)gidenstam.org)
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-->
<system name="fuel-system">
<documentation>
The S.23 'boats as delivered (with a few exceptions) came with one of
3 different fuel system types. [Cassidy:2004:FE]
Mk.I (1D) standard:
one 326 gallon tank in each wing.
Mk.II (1A/1C) Cavalier, Centarus:
one 179 and one 326 gallon tank in each wing.
Mk.III (1B) Cambria, Caledonia:
one 179, one 326 and one 380 gallon tank in each wing.
two 280 gallon tanks between the spar frames in the hull.
</documentation>
<property value="1.0">fcs/fuel-system/mark</property>
<!-- 1, 2 or 3 for Mark I, Mark II or Mark III. -->
<documentation>
- Fuel cocks for feeding into the common supply.
- Mark I fuel system:
- One for the left tank, one for the right tank and one for balancing.
- Positions are OFF and ON.
- fcs/fuel-system/left-tank-cock-cmd-norm
- fcs/fuel-system/right-tank-cock-cmd-norm
- fcs/fuel-system/balance-cock-cmd-norm
- Mark II adds:
- Two for the outboard left and right tanks.
- fcs/fuel-system/left-tank-cock-cmd-norm[1]
- fcs/fuel-system/right-tank-cock-cmd-norm[1]
- Mark III adds (over Mark II):
- Two for the inboard left and right tanks and two for the fuselage
tanks.
- fcs/fuel-system/left-tank-cock-cmd-norm[2]
- fcs/fuel-system/right-tank-cock-cmd-norm[2]
- fcs/fuel-system/left-tank-cock-cmd-norm[3]
- fcs/fuel-system/right-tank-cock-cmd-norm[3]
- Test cocks for isolating the engine fuel pumps
- fcs/fuel-system/left-test-cock-cmd-norm
- fcs/fuel-system/right-test-cock-cmd-norm
- fcs/fuel-system/center-test-cock-cmd-norm
</documentation>
<!-- All marks. -->
<property value="1.0">fcs/fuel-system/left-tank-cock-cmd-norm</property>
<property value="1.0">fcs/fuel-system/right-tank-cock-cmd-norm</property>
<property value="1.0">fcs/fuel-system/balance-cock-cmd-norm</property>
<property value="1.0">fcs/fuel-system/left-test-cock-cmd-norm</property>
<property value="1.0">fcs/fuel-system/right-test-cock-cmd-norm</property>
<property value="1.0">fcs/fuel-system/center-test-cock-cmd-norm</property>
<!-- Mark II and III only. -->
<property value="1.0">fcs/fuel-system/left-tank-cock-cmd-norm[1]</property>
<property value="1.0">fcs/fuel-system/right-tank-cock-cmd-norm[1]</property>
<!-- Mark III only. -->
<property value="1.0">fcs/fuel-system/left-tank-cock-cmd-norm[2]</property>
<property value="1.0">fcs/fuel-system/right-tank-cock-cmd-norm[2]</property>
<property value="1.0">fcs/fuel-system/left-tank-cock-cmd-norm[3]</property>
<property value="1.0">fcs/fuel-system/right-tank-cock-cmd-norm[3]</property>
<!-- Extra tank constants. -->
<property value="0.022206">propulsion/fuel-specific-volume-ft3_lbs</property>
<property value="2356.9">propulsion/tank[0]/capacity-lbs</property>
<property value="22.34">propulsion/tank[0]/area-ft2</property>
<property value="-17.55">propulsion/tank[0]/position-y-ft</property>
<property value="8.20">propulsion/tank[0]/position-z-ft</property>
<property value="2356.9">propulsion/tank[1]/capacity-lbs</property>
<property value="22.34">propulsion/tank[1]/area-ft2</property>
<property value="17.55">propulsion/tank[1]/position-y-ft</property>
<property value="8.20">propulsion/tank[1]/position-z-ft</property>
<property value="1294.1">propulsion/tank[2]/capacity-lbs</property>
<property value="13.20">propulsion/tank[2]/area-ft2</property>
<property value="-22.47">propulsion/tank[2]/position-y-ft</property>
<property value="8.37">propulsion/tank[2]/position-z-ft</property>
<property value="1294.1">propulsion/tank[3]/capacity-lbs</property>
<property value="13.20">propulsion/tank[3]/area-ft2</property>
<property value="22.47">propulsion/tank[3]/position-y-ft</property>
<property value="8.37">propulsion/tank[3]/position-z-ft</property>
<property value="2747.3">propulsion/tank[4]/capacity-lbs</property>
<property value="23.40">propulsion/tank[4]/area-ft2</property>
<property value="-8.04">propulsion/tank[4]/position-y-ft</property>
<property value="7.87">propulsion/tank[4]/position-z-ft</property>
<property value="2747.3">propulsion/tank[5]/capacity-lbs</property>
<property value="23.40">propulsion/tank[5]/area-ft2</property>
<property value="8.04">propulsion/tank[5]/position-y-ft</property>
<property value="7.87">propulsion/tank[5]/position-z-ft</property>
<property value="2024.3">propulsion/tank[6]/capacity-lbs</property>
<property value="25.22">propulsion/tank[6]/area-ft2</property>
<property value="-2.36">propulsion/tank[6]/position-y-ft</property>
<property value="7.87">propulsion/tank[6]/position-z-ft</property>
<property value="2024.3">propulsion/tank[7]/capacity-lbs</property>
<property value="25.22">propulsion/tank[7]/area-ft2</property>
<property value="2.36">propulsion/tank[7]/position-y-ft</property>
<property value="7.87">propulsion/tank[7]/position-z-ft</property>
<property value="1.0">propulsion/engine[0]/fuel-pump-capacity-pps</property>
<property value="1.0">propulsion/engine[1]/fuel-pump-capacity-pps</property>
<property value="1.0">propulsion/engine[2]/fuel-pump-capacity-pps</property>
<property value="1.0">propulsion/engine[3]/fuel-pump-capacity-pps</property>
<channel name="Extra fuel tank properties">
<switch name="propulsion/tank[0]/empty">
<default value="1.0"/>
<test value="0.0" logic="AND">
propulsion/tank[0]/contents-lbs GT 0.0
</test>
</switch>
<switch name="propulsion/tank[1]/empty">
<default value="1.0"/>
<test value="0.0" logic="AND">
propulsion/tank[1]/contents-lbs GT 0.0
</test>
</switch>
<switch name="propulsion/tank[2]/empty">
<default value="1.0"/>
<test value="0.0" logic="AND">
propulsion/tank[2]/contents-lbs GT 0.0
</test>
</switch>
<switch name="propulsion/tank[3]/empty">
<default value="1.0"/>
<test value="0.0" logic="AND">
propulsion/tank[3]/contents-lbs GT 0.0
</test>
</switch>
<switch name="propulsion/tank[4]/empty">
<default value="1.0"/>
<test value="0.0" logic="AND">
propulsion/tank[4]/contents-lbs GT 0.0
</test>
</switch>
<switch name="propulsion/tank[5]/empty">
<default value="1.0"/>
<test value="0.0" logic="AND">
propulsion/tank[5]/contents-lbs GT 0.0
</test>
</switch>
<switch name="propulsion/tank[6]/empty">
<default value="1.0"/>
<test value="0.0" logic="AND">
propulsion/tank[6]/contents-lbs GT 0.0
</test>
</switch>
<switch name="propulsion/tank[7]/empty">
<default value="1.0"/>
<test value="0.0" logic="AND">
propulsion/tank[7]/contents-lbs GT 0.0
</test>
</switch>
<!-- TODO: Extend these to consider acceleration. -->
<fcs_function name="propulsion/tank[0]/relative-level-ft">
<function>
<sum>
<product>
<property>propulsion/tank[0]/empty</property>
<value>-1000.0</value>
</product>
<property>propulsion/tank[0]/position-z-ft</property>
<product>
<value>-1.0</value>
<property>propulsion/tank[0]/position-y-ft</property>
<sin>
<property>attitude/phi-rad</property>
</sin>
</product>
<quotient>
<product>
<property>propulsion/fuel-specific-volume-ft3_lbs</property>
<property>propulsion/tank[0]/contents-lbs</property>
</product>
<property>propulsion/tank[0]/area-ft2</property>
</quotient>
</sum>
</function>
</fcs_function>
<fcs_function name="propulsion/tank[1]/relative-level-ft">
<function>
<sum>
<product>
<property>propulsion/tank[1]/empty</property>
<value>-1000.0</value>
</product>
<property>propulsion/tank[1]/position-z-ft</property>
<product>
<value>-1.0</value>
<property>propulsion/tank[1]/position-y-ft</property>
<sin>
<property>attitude/phi-rad</property>
</sin>
</product>
<quotient>
<product>
<property>propulsion/fuel-specific-volume-ft3_lbs</property>
<property>propulsion/tank[1]/contents-lbs</property>
</product>
<property>propulsion/tank[1]/area-ft2</property>
</quotient>
</sum>
</function>
</fcs_function>
<fcs_function name="propulsion/tank[2]/relative-level-ft">
<function>
<sum>
<product>
<property>propulsion/tank[2]/empty</property>
<value>-1000.0</value>
</product>
<property>propulsion/tank[2]/position-z-ft</property>
<product>
<value>-1.0</value>
<property>propulsion/tank[2]/position-y-ft</property>
<sin>
<property>attitude/phi-rad</property>
</sin>
</product>
<quotient>
<product>
<property>propulsion/fuel-specific-volume-ft3_lbs</property>
<property>propulsion/tank[2]/contents-lbs</property>
</product>
<property>propulsion/tank[2]/area-ft2</property>
</quotient>
</sum>
</function>
</fcs_function>
<fcs_function name="propulsion/tank[3]/relative-level-ft">
<function>
<sum>
<product>
<property>propulsion/tank[3]/empty</property>
<value>-1000.0</value>
</product>
<property>propulsion/tank[3]/position-z-ft</property>
<product>
<value>-1.0</value>
<property>propulsion/tank[3]/position-y-ft</property>
<sin>
<property>attitude/phi-rad</property>
</sin>
</product>
<quotient>
<product>
<property>propulsion/fuel-specific-volume-ft3_lbs</property>
<property>propulsion/tank[3]/contents-lbs</property>
</product>
<property>propulsion/tank[3]/area-ft2</property>
</quotient>
</sum>
</function>
</fcs_function>
<fcs_function name="propulsion/tank[4]/relative-level-ft">
<function>
<sum>
<product>
<property>propulsion/tank[4]/empty</property>
<value>-1000.0</value>
</product>
<property>propulsion/tank[4]/position-z-ft</property>
<product>
<property>propulsion/tank[4]/position-y-ft</property>
<value>-1.0</value>
<sin>
<property>attitude/phi-rad</property>
</sin>
</product>
<quotient>
<product>
<property>propulsion/fuel-specific-volume-ft3_lbs</property>
<property>propulsion/tank[4]/contents-lbs</property>
</product>
<property>propulsion/tank[4]/area-ft2</property>
</quotient>
</sum>
</function>
</fcs_function>
<fcs_function name="propulsion/tank[5]/relative-level-ft">
<function>
<sum>
<product>
<property>propulsion/tank[5]/empty</property>
<value>-1000.0</value>
</product>
<property>propulsion/tank[5]/position-z-ft</property>
<product>
<value>-1.0</value>
<property>propulsion/tank[5]/position-y-ft</property>
<sin>
<property>attitude/phi-rad</property>
</sin>
</product>
<quotient>
<product>
<property>propulsion/fuel-specific-volume-ft3_lbs</property>
<property>propulsion/tank[5]/contents-lbs</property>
</product>
<property>propulsion/tank[5]/area-ft2</property>
</quotient>
</sum>
</function>
</fcs_function>
<fcs_function name="propulsion/tank[6]/relative-level-ft">
<function>
<sum>
<product>
<property>propulsion/tank[6]/empty</property>
<value>-1000.0</value>
</product>
<property>propulsion/tank[6]/position-z-ft</property>
<product>
<value>-1.0</value>
<property>propulsion/tank[6]/position-y-ft</property>
<sin>
<property>attitude/phi-rad</property>
</sin>
</product>
<quotient>
<product>
<property>propulsion/fuel-specific-volume-ft3_lbs</property>
<property>propulsion/tank[6]/contents-lbs</property>
</product>
<property>propulsion/tank[6]/area-ft2</property>
</quotient>
</sum>
</function>
</fcs_function>
<fcs_function name="propulsion/tank[7]/relative-level-ft">
<function>
<sum>
<product>
<property>propulsion/tank[7]/empty</property>
<value>-1000.0</value>
</product>
<property>propulsion/tank[7]/position-z-ft</property>
<product>
<value>-1.0</value>
<property>propulsion/tank[7]/position-y-ft</property>
<sin>
<property>attitude/phi-rad</property>
</sin>
</product>
<quotient>
<product>
<property>propulsion/fuel-specific-volume-ft3_lbs</property>
<property>propulsion/tank[7]/contents-lbs</property>
</product>
<property>propulsion/tank[7]/area-ft2</property>
</quotient>
</sum>
</function>
</fcs_function>
</channel>
<channel name="Center wing tanks">
<switch name="fcs/fuel-system/tank-cocks/left-open">
<default value="0.0"/>
<test value="1.0">
fcs/fuel-system/left-tank-cock-cmd-norm GT 0.5
</test>
</switch>
<switch name="fcs/fuel-system/tank-cocks/right-open">
<default value="0.0"/>
<test value="1.0">
fcs/fuel-system/right-tank-cock-cmd-norm GT 0.5
</test>
</switch>
<switch name="fcs/fuel-system/tank-cocks/balance-open">
<default value="0.0"/>
<test value="1.0">
fcs/fuel-system/balance-cock-cmd-norm GT 0.5
</test>
</switch>
<switch name="fcs/fuel-system/tank-cocks/balance-closed">
<default value="1.0"/>
<test value="0.0">
fcs/fuel-system/balance-cock-cmd-norm GT 0.5
</test>
</switch>
</channel>
<channel name="Outboard wing tank cocks">
<switch name="fcs/fuel-system/tank-cocks/left-open[1]">
<default value="0.0"/>
<test value="1.0" logic="AND">
fcs/fuel-system/mark GE 2
fcs/fuel-system/left-tank-cock-cmd-norm[1] GT 0.5
</test>
</switch>
<switch name="fcs/fuel-system/tank-cocks/right-open[1]">
<default value="0.0"/>
<test value="1.0" logic="AND">
fcs/fuel-system/mark GE 2
fcs/fuel-system/right-tank-cock-cmd-norm[1] GT 0.5
</test>
</switch>
<switch name="fcs/fuel-system/internals/outboard-tank-contents-lbs[0]">
<default value="0"/>
<test value="propulsion/tank[2]/contents-lbs">
fcs/fuel-system/mark GE 2
</test>
<output>propulsion/tank[2]/contents-lbs</output>
</switch>
<switch name="fcs/fuel-system/internals/outboard-tank-contents-lbs[1]">
<default value="0"/>
<test value="propulsion/tank[3]/contents-lbs">
fcs/fuel-system/mark GE 2
</test>
<output>propulsion/tank[3]/contents-lbs</output>
</switch>
</channel>
<channel name="Inboard wing tank cocks">
<switch name="fcs/fuel-system/tank-cocks/left-open[2]">
<default value="0.0"/>
<test value="1.0" logic="AND">
fcs/fuel-system/mark GE 3
fcs/fuel-system/left-tank-cock-cmd-norm[2] GT 0.5
</test>
</switch>
<switch name="fcs/fuel-system/tank-cocks/right-open[2]">
<default value="0.0"/>
<test value="1.0" logic="AND">
fcs/fuel-system/mark GE 3
fcs/fuel-system/right-tank-cock-cmd-norm[2] GT 0.5
</test>
</switch>
<switch name="fcs/fuel-system/internals/inboard-tank-contents-lbs[0]">
<default value="0"/>
<test value="propulsion/tank[4]/contents-lbs">
fcs/fuel-system/mark GE 3
</test>
<output>propulsion/tank[4]/contents-lbs</output>
</switch>
<switch name="fcs/fuel-system/internals/inboard-tank-contents-lbs[1]">
<default value="0"/>
<test value="propulsion/tank[5]/contents-lbs">
fcs/fuel-system/mark GE 3
</test>
<output>propulsion/tank[5]/contents-lbs</output>
</switch>
</channel>
<channel name="Fuselage tank cocks">
<switch name="fcs/fuel-system/tank-cocks/left-open[3]">
<default value="0.0"/>
<test value="1.0" logic="AND">
fcs/fuel-system/mark GE 3
fcs/fuel-system/left-tank-cock-cmd-norm[3] GT 0.5
</test>
</switch>
<switch name="fcs/fuel-system/tank-cocks/right-open[3]">
<default value="0.0"/>
<test value="1.0" logic="AND">
fcs/fuel-system/mark GE 3
fcs/fuel-system/right-tank-cock-cmd-norm[3] GT 0.5
</test>
</switch>
<switch name="fcs/fuel-system/internals/fuselage-tank-contents-lbs[0]">
<default value="0"/>
<test value="propulsion/tank[6]/contents-lbs">
fcs/fuel-system/mark GE 3
</test>
<output>propulsion/tank[6]/contents-lbs</output>
</switch>
<switch name="fcs/fuel-system/internals/fuselage-tank-contents-lbs[1]">
<default value="0"/>
<test value="propulsion/tank[7]/contents-lbs">
fcs/fuel-system/mark GE 3
</test>
<output>propulsion/tank[7]/contents-lbs</output>
</switch>
</channel>
<channel name="Fuel supply">
<fcs_function name="fcs/fuel-system/supply/total-max-tank-level-ft">
<function>
<max>
<product>
<property>fcs/fuel-system/tank-cocks/left-open[0]</property>
<property>propulsion/tank[0]/relative-level-ft</property>
</product>
<product>
<property>fcs/fuel-system/tank-cocks/right-open[0]</property>
<property>propulsion/tank[1]/relative-level-ft</property>
</product>
<product>
<property>fcs/fuel-system/tank-cocks/left-open[1]</property>
<property>propulsion/tank[2]/relative-level-ft</property>
</product>
<product>
<property>fcs/fuel-system/tank-cocks/right-open[1]</property>
<property>propulsion/tank[3]/relative-level-ft</property>
</product>
<product>
<property>fcs/fuel-system/tank-cocks/left-open[2]</property>
<property>propulsion/tank[4]/relative-level-ft</property>
</product>
<product>
<property>fcs/fuel-system/tank-cocks/right-open[2]</property>
<property>propulsion/tank[5]/relative-level-ft</property>
</product>
<product>
<property>fcs/fuel-system/tank-cocks/left-open[3]</property>
<property>propulsion/tank[6]/relative-level-ft</property>
</product>
<product>
<property>fcs/fuel-system/tank-cocks/right-open[3]</property>
<property>propulsion/tank[7]/relative-level-ft</property>
</product>
</max>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/supply/left-max-tank-level-ft">
<function>
<max>
<product>
<property>fcs/fuel-system/tank-cocks/left-open[0]</property>
<property>propulsion/tank[0]/relative-level-ft</property>
</product>
<product>
<property>fcs/fuel-system/tank-cocks/left-open[1]</property>
<property>propulsion/tank[2]/relative-level-ft</property>
</product>
<product>
<property>fcs/fuel-system/tank-cocks/left-open[2]</property>
<property>propulsion/tank[4]/relative-level-ft</property>
</product>
<product>
<property>fcs/fuel-system/tank-cocks/left-open[3]</property>
<property>propulsion/tank[6]/relative-level-ft</property>
</product>
</max>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/supply/right-max-tank-level-ft">
<function>
<max>
<product>
<property>fcs/fuel-system/tank-cocks/right-open[0]</property>
<property>propulsion/tank[1]/relative-level-ft</property>
</product>
<product>
<property>fcs/fuel-system/tank-cocks/right-open[1]</property>
<property>propulsion/tank[3]/relative-level-ft</property>
</product>
<product>
<property>fcs/fuel-system/tank-cocks/right-open[2]</property>
<property>propulsion/tank[5]/relative-level-ft</property>
</product>
<product>
<property>fcs/fuel-system/tank-cocks/right-open[3]</property>
<property>propulsion/tank[7]/relative-level-ft</property>
</product>
</max>
</function>
</fcs_function>
<switch name="fcs/fuel-system/supply/tank-supplying[0]">
<default value="0.0"/>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open GT 0.5
fcs/fuel-system/tank-cocks/left-open[0] GT 0.5
propulsion/tank[0]/contents-lbs GT 0.0
propulsion/tank[0]/relative-level-ft GE fcs/fuel-system/supply/total-max-tank-level-ft
</test>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open LT 0.5
fcs/fuel-system/tank-cocks/left-open[0] GT 0.5
propulsion/tank[0]/contents-lbs GT 0.0
propulsion/tank[0]/relative-level-ft GE fcs/fuel-system/supply/left-max-tank-level-ft
</test>
</switch>
<switch name="fcs/fuel-system/supply/tank-supplying[1]">
<default value="0.0"/>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open GT 0.5
fcs/fuel-system/tank-cocks/right-open[0] GT 0.5
propulsion/tank[1]/contents-lbs GT 0.0
propulsion/tank[1]/relative-level-ft GE fcs/fuel-system/supply/total-max-tank-level-ft
</test>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open LT 0.5
fcs/fuel-system/tank-cocks/right-open[0] GT 0.5
propulsion/tank[1]/contents-lbs GT 0.0
propulsion/tank[1]/relative-level-ft GE fcs/fuel-system/supply/right-max-tank-level-ft
</test>
</switch>
<switch name="fcs/fuel-system/supply/tank-supplying[2]">
<default value="0.0"/>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open GT 0.5
fcs/fuel-system/tank-cocks/left-open[1] GT 0.5
propulsion/tank[2]/contents-lbs GT 0.0
propulsion/tank[2]/relative-level-ft GE fcs/fuel-system/supply/total-max-tank-level-ft
</test>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open LT 0.5
fcs/fuel-system/tank-cocks/left-open[1] GT 0.5
propulsion/tank[2]/contents-lbs GT 0.0
propulsion/tank[2]/relative-level-ft GE fcs/fuel-system/supply/left-max-tank-level-ft
</test>
</switch>
<switch name="fcs/fuel-system/supply/tank-supplying[3]">
<default value="0.0"/>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open GT 0.5
fcs/fuel-system/tank-cocks/right-open[1] GT 0.5
propulsion/tank[3]/contents-lbs GT 0.0
propulsion/tank[3]/relative-level-ft GE fcs/fuel-system/supply/total-max-tank-level-ft
</test>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open LT 0.5
fcs/fuel-system/tank-cocks/right-open[1] GT 0.5
propulsion/tank[3]/contents-lbs GT 0.0
propulsion/tank[3]/relative-level-ft GE fcs/fuel-system/supply/right-max-tank-level-ft
</test>
</switch>
<switch name="fcs/fuel-system/supply/tank-supplying[4]">
<default value="0.0"/>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open GT 0.5
fcs/fuel-system/tank-cocks/left-open[2] GT 0.5
propulsion/tank[4]/contents-lbs GT 0.0
propulsion/tank[4]/relative-level-ft GE fcs/fuel-system/supply/total-max-tank-level-ft
</test>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open LT 0.5
fcs/fuel-system/tank-cocks/left-open[2] GT 0.5
propulsion/tank[4]/contents-lbs GT 0.0
propulsion/tank[4]/relative-level-ft GE fcs/fuel-system/supply/left-max-tank-level-ft
</test>
</switch>
<switch name="fcs/fuel-system/supply/tank-supplying[5]">
<default value="0.0"/>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open GT 0.5
fcs/fuel-system/tank-cocks/right-open[2] GT 0.5
propulsion/tank[5]/contents-lbs GT 0.0
propulsion/tank[5]/relative-level-ft GE fcs/fuel-system/supply/total-max-tank-level-ft
</test>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open LT 0.5
fcs/fuel-system/tank-cocks/right-open[2] GT 0.5
propulsion/tank[5]/contents-lbs GT 0.0
propulsion/tank[5]/relative-level-ft GE fcs/fuel-system/supply/right-max-tank-level-ft
</test>
</switch>
<switch name="fcs/fuel-system/supply/tank-supplying[6]">
<default value="0.0"/>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open GT 0.5
fcs/fuel-system/tank-cocks/left-open[3] GT 0.5
propulsion/tank[6]/contents-lbs GT 0.0
propulsion/tank[6]/relative-level-ft GE fcs/fuel-system/supply/total-max-tank-level-ft
</test>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open LT 0.5
fcs/fuel-system/tank-cocks/left-open[3] GT 0.5
propulsion/tank[6]/contents-lbs GT 0.0
propulsion/tank[6]/relative-level-ft GE fcs/fuel-system/supply/left-max-tank-level-ft
</test>
</switch>
<switch name="fcs/fuel-system/supply/tank-supplying[7]">
<default value="0.0"/>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open GT 0.5
fcs/fuel-system/tank-cocks/right-open[3] GT 0.5
propulsion/tank[7]/contents-lbs GT 0.0
propulsion/tank[7]/relative-level-ft GE fcs/fuel-system/supply/total-max-tank-level-ft
</test>
<test value="1.0" logic="AND">
fcs/fuel-system/tank-cocks/balance-open LT 0.5
fcs/fuel-system/tank-cocks/right-open[3] GT 0.5
propulsion/tank[7]/contents-lbs GT 0.0
propulsion/tank[7]/relative-level-ft GE fcs/fuel-system/supply/right-max-tank-level-ft
</test>
</switch>
<fcs_function name="fcs/fuel-system/supply/total-supply-available">
<function>
<product>
<property>fcs/fuel-system/tank-cocks/balance-open</property>
<max>
<property>fcs/fuel-system/supply/tank-supplying[0]</property>
<property>fcs/fuel-system/supply/tank-supplying[1]</property>
<property>fcs/fuel-system/supply/tank-supplying[2]</property>
<property>fcs/fuel-system/supply/tank-supplying[3]</property>
<property>fcs/fuel-system/supply/tank-supplying[4]</property>
<property>fcs/fuel-system/supply/tank-supplying[5]</property>
<property>fcs/fuel-system/supply/tank-supplying[6]</property>
<property>fcs/fuel-system/supply/tank-supplying[7]</property>
</max>
</product>
</function>
<clipto>
<min>0.0</min>
<max>1.0</max>
</clipto>
</fcs_function>
<fcs_function name="fcs/fuel-system/supply/left-supply-available">
<function>
<product>
<difference>
<value>1.0</value>
<property>fcs/fuel-system/tank-cocks/balance-open</property>
</difference>
<max>
<property>fcs/fuel-system/supply/tank-supplying[0]</property>
<property>fcs/fuel-system/supply/tank-supplying[2]</property>
<property>fcs/fuel-system/supply/tank-supplying[4]</property>
<property>fcs/fuel-system/supply/tank-supplying[6]</property>
</max>
</product>
</function>
<clipto>
<min>0.0</min>
<max>1.0</max>
</clipto>
</fcs_function>
<fcs_function name="fcs/fuel-system/supply/right-supply-available">
<function>
<product>
<difference>
<value>1.0</value>
<property>fcs/fuel-system/tank-cocks/balance-open</property>
</difference>
<max>
<property>fcs/fuel-system/supply/tank-supplying[1]</property>
<property>fcs/fuel-system/supply/tank-supplying[3]</property>
<property>fcs/fuel-system/supply/tank-supplying[5]</property>
<property>fcs/fuel-system/supply/tank-supplying[7]</property>
</max>
</product>
</function>
<clipto>
<min>0.0</min>
<max>1.0</max>
</clipto>
</fcs_function>
</channel>
<channel name="Fuel pump flows">
<fcs_function name="propulsion/engine[0]/fuel-pump-flow-pps">
<function>
<product>
<sum>
<property>fcs/fuel-system/supply/total-supply-available</property>
<property>fcs/fuel-system/supply/left-supply-available</property>
</sum>
<property>propulsion/engine[0]/fuel-pump-running-norm</property>
<property>propulsion/engine[0]/fuel-pump-capacity-pps</property>
</product>
</function>
</fcs_function>
<fcs_function name="propulsion/engine[1]/fuel-pump-flow-pps">
<function>
<product>
<sum>
<property>fcs/fuel-system/supply/total-supply-available</property>
<property>fcs/fuel-system/supply/left-supply-available</property>
</sum>
<property>propulsion/engine[1]/fuel-pump-running-norm</property>
<property>propulsion/engine[1]/fuel-pump-capacity-pps</property>
</product>
</function>
</fcs_function>
<fcs_function name="propulsion/engine[2]/fuel-pump-flow-pps">
<function>
<product>
<sum>
<property>fcs/fuel-system/supply/total-supply-available</property>
<property>fcs/fuel-system/supply/right-supply-available</property>
</sum>
<property>propulsion/engine[2]/fuel-pump-running-norm</property>
<property>propulsion/engine[2]/fuel-pump-capacity-pps</property>
</product>
</function>
</fcs_function>
<fcs_function name="propulsion/engine[3]/fuel-pump-flow-pps">
<function>
<product>
<sum>
<property>fcs/fuel-system/supply/total-supply-available</property>
<property>fcs/fuel-system/supply/right-supply-available</property>
</sum>
<property>propulsion/engine[3]/fuel-pump-running-norm</property>
<property>propulsion/engine[3]/fuel-pump-capacity-pps</property>
</product>
</function>
</fcs_function>
</channel>
<channel name="Fuel feed test cocks">
<switch name="fcs/fuel-system/test-cocks/left-open">
<default value="0.0"/>
<test value="1.0">
fcs/fuel-system/left-test-cock-cmd-norm GE 0.5
</test>
</switch>
<switch name="fcs/fuel-system/test-cocks/left-closed">
<default value="1.0"/>
<test value="0.0">
fcs/fuel-system/left-test-cock-cmd-norm GE 0.5
</test>
</switch>
<switch name="fcs/fuel-system/test-cocks/right-open">
<default value="0.0"/>
<test value="1.0">
fcs/fuel-system/right-test-cock-cmd-norm GE 0.5
</test>
</switch>
<switch name="fcs/fuel-system/test-cocks/right-closed">
<default value="1.0"/>
<test value="0.0">
fcs/fuel-system/right-test-cock-cmd-norm GE 0.5
</test>
</switch>
<switch name="fcs/fuel-system/test-cocks/center-open">
<default value="0.0"/>
<test value="1.0">
fcs/fuel-system/center-test-cock-cmd-norm GE 0.5
</test>
</switch>
<switch name="fcs/fuel-system/test-cocks/center-closed">
<default value="1.0"/>
<test value="0.0">
fcs/fuel-system/center-test-cock-cmd-norm GE 0.5
</test>
</switch>
</channel>
<channel name="Fuel feed line">
<fcs_function name="fcs/fuel-system/feed-line/total-available-pps">
<function>
<product>
<property>fcs/fuel-system/test-cocks/left-open</property>
<property>fcs/fuel-system/test-cocks/center-open</property>
<property>fcs/fuel-system/test-cocks/right-open</property>
<sum>
<property>propulsion/engine[0]/fuel-pump-flow-pps</property>
<property>propulsion/engine[1]/fuel-pump-flow-pps</property>
<property>propulsion/engine[2]/fuel-pump-flow-pps</property>
<property>propulsion/engine[3]/fuel-pump-flow-pps</property>
</sum>
</product>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/left-wing-available-pps">
<function>
<product>
<property>fcs/fuel-system/test-cocks/left-open</property>
<property>fcs/fuel-system/test-cocks/center-closed</property>
<sum>
<property>propulsion/engine[0]/fuel-pump-flow-pps</property>
<property>propulsion/engine[1]/fuel-pump-flow-pps</property>
</sum>
</product>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/right-wing-available-pps">
<function>
<product>
<property>fcs/fuel-system/test-cocks/center-closed</property>
<property>fcs/fuel-system/test-cocks/right-open</property>
<sum>
<property>propulsion/engine[2]/fuel-pump-flow-pps</property>
<property>propulsion/engine[3]/fuel-pump-flow-pps</property>
</sum>
</product>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/center-available-pps">
<function>
<product>
<property>fcs/fuel-system/test-cocks/left-closed</property>
<property>fcs/fuel-system/test-cocks/center-open</property>
<property>fcs/fuel-system/test-cocks/right-closed</property>
<sum>
<property>propulsion/engine[1]/fuel-pump-flow-pps</property>
<property>propulsion/engine[2]/fuel-pump-flow-pps</property>
</sum>
</product>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/left-center-available-pps">
<function>
<product>
<property>fcs/fuel-system/test-cocks/left-open</property>
<property>fcs/fuel-system/test-cocks/center-open</property>
<property>fcs/fuel-system/test-cocks/right-closed</property>
<sum>
<property>propulsion/engine[0]/fuel-pump-flow-pps</property>
<property>propulsion/engine[1]/fuel-pump-flow-pps</property>
<property>propulsion/engine[2]/fuel-pump-flow-pps</property>
</sum>
</product>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/right-center-available-pps">
<function>
<product>
<property>fcs/fuel-system/test-cocks/left-closed</property>
<property>fcs/fuel-system/test-cocks/center-open</property>
<property>fcs/fuel-system/test-cocks/right-open</property>
<sum>
<property>propulsion/engine[0]/fuel-pump-flow-pps</property>
<property>propulsion/engine[1]/fuel-pump-flow-pps</property>
<property>propulsion/engine[2]/fuel-pump-flow-pps</property>
</sum>
</product>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/left-outer-available-pps">
<function>
<product>
<property>fcs/fuel-system/test-cocks/left-closed</property>
<property>propulsion/engine[0]/fuel-pump-flow-pps</property>
</product>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/left-inner-available-pps">
<function>
<product>
<property>fcs/fuel-system/test-cocks/left-closed</property>
<property>fcs/fuel-system/test-cocks/center-closed</property>
<property>propulsion/engine[1]/fuel-pump-flow-pps</property>
</product>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/right-inner-available-pps">
<function>
<product>
<property>fcs/fuel-system/test-cocks/center-closed</property>
<property>fcs/fuel-system/test-cocks/right-closed</property>
<property>propulsion/engine[2]/fuel-pump-flow-pps</property>
</product>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/right-outer-available-pps">
<function>
<product>
<property>fcs/fuel-system/test-cocks/right-closed</property>
<property>propulsion/engine[3]/fuel-pump-flow-pps</property>
</product>
</function>
</fcs_function>
</channel>
<channel name="Carburettor feed">
<switch name="fcs/fuel-system/feed-line/carburettor-float-open[0]">
<default value="0.0"/>
<test value="1.0">
propulsion/tank[8]/contents-lbs LT 0.1
</test>
</switch>
<switch name="fcs/fuel-system/feed-line/carburettor-float-open[1]">
<default value="0.0"/>
<test value="1.0">
propulsion/tank[9]/contents-lbs LT 0.1
</test>
</switch>
<switch name="fcs/fuel-system/feed-line/carburettor-float-open[2]">
<default value="0.0"/>
<test value="1.0">
propulsion/tank[10]/contents-lbs LT 0.1
</test>
</switch>
<switch name="fcs/fuel-system/feed-line/carburettor-float-open[3]">
<default value="0.0"/>
<test value="1.0">
propulsion/tank[11]/contents-lbs LT 0.1
</test>
</switch>
<fcs_function name="fcs/fuel-system/feed-line/total-carburettor-open">
<function>
<sum>
<property>fcs/fuel-system/feed-line/carburettor-float-open[0]</property>
<property>fcs/fuel-system/feed-line/carburettor-float-open[1]</property>
<property>fcs/fuel-system/feed-line/carburettor-float-open[2]</property>
<property>fcs/fuel-system/feed-line/carburettor-float-open[3]</property>
</sum>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/left-wing-carburettor-open">
<function>
<sum>
<property>fcs/fuel-system/feed-line/carburettor-float-open[0]</property>
<property>fcs/fuel-system/feed-line/carburettor-float-open[1]</property>
</sum>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/right-wing-carburettor-open">
<function>
<sum>
<property>fcs/fuel-system/feed-line/carburettor-float-open[2]</property>
<property>fcs/fuel-system/feed-line/carburettor-float-open[3]</property>
</sum>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/center-carburettor-open">
<function>
<sum>
<property>fcs/fuel-system/feed-line/carburettor-float-open[1]</property>
<property>fcs/fuel-system/feed-line/carburettor-float-open[2]</property>
</sum>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/left-center-carburettor-open">
<function>
<sum>
<property>fcs/fuel-system/feed-line/carburettor-float-open[0]</property>
<property>fcs/fuel-system/feed-line/carburettor-float-open[1]</property>
<property>fcs/fuel-system/feed-line/carburettor-float-open[2]</property>
</sum>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/right-center-carburettor-open">
<function>
<sum>
<property>fcs/fuel-system/feed-line/carburettor-float-open[1]</property>
<property>fcs/fuel-system/feed-line/carburettor-float-open[2]</property>
<property>fcs/fuel-system/feed-line/carburettor-float-open[3]</property>
</sum>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/carburettor-flow-pps[0]">
<function>
<product>
<property>fcs/fuel-system/feed-line/carburettor-float-open[0]</property>
<sum>
<!-- Isolated. -->
<property>fcs/fuel-system/feed-line/left-outer-available-pps</property>
<!-- Left wing. -->
<quotient>
<property>fcs/fuel-system/feed-line/left-wing-available-pps</property>
<value>2.0</value>
</quotient>
<!-- Left wing + center. -->
<quotient>
<property>fcs/fuel-system/feed-line/left-center-available-pps</property>
<value>3.0</value>
</quotient>
<!-- All test cocks open. -->
<quotient>
<property>fcs/fuel-system/feed-line/total-available-pps</property>
<value>4.0</value>
</quotient>
</sum>
</product>
</function>
<output>propulsion/tank[8]/external-flow-rate-pps</output>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/carburettor-flow-pps[1]">
<function>
<product>
<property>fcs/fuel-system/feed-line/carburettor-float-open[1]</property>
<sum>
<!-- Isolated. -->
<property>fcs/fuel-system/feed-line/left-inner-available-pps</property>
<!-- Left wing. -->
<quotient>
<property>fcs/fuel-system/feed-line/left-wing-available-pps</property>
<value>2.0</value>
</quotient>
<!-- Center. -->
<quotient>
<property>fcs/fuel-system/feed-line/center-available-pps</property>
<value>2.0</value>
</quotient>
<!-- Left wing + center. -->
<quotient>
<property>fcs/fuel-system/feed-line/left-center-available-pps</property>
<value>3.0</value>
</quotient>
<!-- Right wing + center. -->
<quotient>
<property>fcs/fuel-system/feed-line/right-center-available-pps</property>
<value>3.0</value>
</quotient>
<!-- All test cocks open. -->
<quotient>
<property>fcs/fuel-system/feed-line/total-available-pps</property>
<value>4.0</value>
</quotient>
</sum>
</product>
</function>
<output>propulsion/tank[9]/external-flow-rate-pps</output>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/carburettor-flow-pps[2]">
<function>
<product>
<property>fcs/fuel-system/feed-line/carburettor-float-open[2]</property>
<sum>
<!-- Isolated. -->
<property>fcs/fuel-system/feed-line/right-inner-available-pps</property>
<!-- Right wing. -->
<quotient>
<property>fcs/fuel-system/feed-line/right-wing-available-pps</property>
<value>2.0</value>
</quotient>
<!-- Center. -->
<quotient>
<property>fcs/fuel-system/feed-line/center-available-pps</property>
<value>2.0</value>
</quotient>
<!-- Left wing + center. -->
<quotient>
<property>fcs/fuel-system/feed-line/left-center-available-pps</property>
<value>3.0</value>
</quotient>
<!-- Right wing + center. -->
<quotient>
<property>fcs/fuel-system/feed-line/right-center-available-pps</property>
<value>3.0</value>
</quotient>
<!-- All test cocks open. -->
<quotient>
<property>fcs/fuel-system/feed-line/total-available-pps</property>
<value>4.0</value>
</quotient>
</sum>
</product>
</function>
<output>propulsion/tank[10]/external-flow-rate-pps</output>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/carburettor-flow-pps[3]">
<function>
<product>
<property>fcs/fuel-system/feed-line/carburettor-float-open[3]</property>
<sum>
<!-- Isolated. -->
<property>fcs/fuel-system/feed-line/right-outer-available-pps</property>
<!-- Right wing. -->
<quotient>
<property>fcs/fuel-system/feed-line/right-wing-available-pps</property>
<value>2.0</value>
</quotient>
<!-- Right wing + center. -->
<quotient>
<property>fcs/fuel-system/feed-line/right-center-available-pps</property>
<value>3.0</value>
</quotient>
<!-- All test cocks open. -->
<quotient>
<property>fcs/fuel-system/feed-line/total-available-pps</property>
<value>4.0</value>
</quotient>
</sum>
</product>
</function>
<output>propulsion/tank[11]/external-flow-rate-pps</output>
</fcs_function>
</channel>
<channel name="Supply consumption">
<!-- FIXME: This is simplified a bit too far.
The test cocks are assumed to be open.
-->
<fcs_function name="fcs/fuel-system/feed-line/total-backfeed-pps">
<function>
<difference>
<sum>
<property>propulsion/engine[0]/fuel-pump-flow-pps</property>
<property>propulsion/engine[1]/fuel-pump-flow-pps</property>
<property>propulsion/engine[2]/fuel-pump-flow-pps</property>
<property>propulsion/engine[3]/fuel-pump-flow-pps</property>
</sum>
<sum>
<property>fcs/fuel-system/feed-line/carburettor-flow-pps[0]</property>
<property>fcs/fuel-system/feed-line/carburettor-flow-pps[1]</property>
<property>fcs/fuel-system/feed-line/carburettor-flow-pps[2]</property>
<property>fcs/fuel-system/feed-line/carburettor-flow-pps[3]</property>
</sum>
</difference>
</function>
</fcs_function>
<fcs_function name="fcs/fuel-system/feed-line/total-consumption-pps">
<function>
<difference>
<sum>
<property>fcs/fuel-system/feed-line/total-available-pps</property>
<property>fcs/fuel-system/feed-line/left-wing-available-pps</property>
<property>fcs/fuel-system/feed-line/right-wing-available-pps</property>
<property>fcs/fuel-system/feed-line/center-available-pps</property>
<property>fcs/fuel-system/feed-line/left-center-available-pps</property>
<property>fcs/fuel-system/feed-line/right-center-available-pps</property>
<property>fcs/fuel-system/feed-line/left-outer-available-pps</property>
<property>fcs/fuel-system/feed-line/left-inner-available-pps</property>
<property>fcs/fuel-system/feed-line/right-inner-available-pps</property>
<property>fcs/fuel-system/feed-line/right-outer-available-pps</property>
</sum>
<property>fcs/fuel-system/feed-line/total-backfeed-pps</property>
</difference>
</function>
<clipto>
<min>0.0</min>
<max>1000.0</max>
</clipto>
</fcs_function>
<fcs_function name="fcs/fuel-system/supply/tank-flow-pps[0]">
<function>
<product>
<value>-1.0</value>
<property>fcs/fuel-system/supply/tank-supplying[0]</property>
<sum>
<product>
<property>fcs/fuel-system/supply/total-supply-available</property>
<property>fcs/fuel-system/feed-line/total-consumption-pps</property>
</product>
<product>
<property>fcs/fuel-system/supply/left-supply-available</property>
<quotient>
<property>fcs/fuel-system/feed-line/total-consumption-pps</property>
<value>2.0</value>
</quotient>
</product>
</sum>
</product>
</function>
<output>propulsion/tank[0]/external-flow-rate-pps</output>
</fcs_function>
<fcs_function name="fcs/fuel-system/supply/tank-flow-pps[1]">
<function>
<product>
<value>-1.0</value>
<property>fcs/fuel-system/supply/tank-supplying[1]</property>
<sum>
<product>
<property>fcs/fuel-system/supply/total-supply-available</property>
<property>fcs/fuel-system/feed-line/total-consumption-pps</property>
</product>
<product>
<property>fcs/fuel-system/supply/right-supply-available</property>
<quotient>
<property>fcs/fuel-system/feed-line/total-consumption-pps</property>
<value>2.0</value>
</quotient>
</product>
</sum>
</product>
</function>
<output>propulsion/tank[1]/external-flow-rate-pps</output>
</fcs_function>
<fcs_function name="fcs/fuel-system/supply/tank-flow-pps[2]">
<function>
<product>
<value>-1.0</value>
<property>fcs/fuel-system/supply/tank-supplying[2]</property>
<sum>
<product>
<property>fcs/fuel-system/supply/total-supply-available</property>
<property>fcs/fuel-system/feed-line/total-consumption-pps</property>
</product>
<product>
<property>fcs/fuel-system/supply/left-supply-available</property>
<quotient>
<property>fcs/fuel-system/feed-line/total-consumption-pps</property>
<value>2.0</value>
</quotient>
</product>
</sum>
</product>
</function>
<output>propulsion/tank[2]/external-flow-rate-pps</output>
</fcs_function>
<fcs_function name="fcs/fuel-system/supply/tank-flow-pps[3]">
<function>
<product>
<value>-1.0</value>
<property>fcs/fuel-system/supply/tank-supplying[3]</property>
<sum>
<product>
<property>fcs/fuel-system/supply/total-supply-available</property>
<property>fcs/fuel-system/feed-line/total-consumption-pps</property>
</product>
<product>
<property>fcs/fuel-system/supply/right-supply-available</property>
<quotient>
<property>fcs/fuel-system/feed-line/total-consumption-pps</property>
<value>2.0</value>
</quotient>
</product>
</sum>
</product>
</function>
<output>propulsion/tank[3]/external-flow-rate-pps</output>
</fcs_function>
<fcs_function name="fcs/fuel-system/supply/tank-flow-pps[4]">
<function>
<product>
<value>-1.0</value>
<property>fcs/fuel-system/supply/tank-supplying[4]</property>
<sum>
<product>
<property>fcs/fuel-system/supply/total-supply-available</property>
<property>fcs/fuel-system/feed-line/total-consumption-pps</property>
</product>
<product>
<property>fcs/fuel-system/supply/left-supply-available</property>
<quotient>
<property>fcs/fuel-system/feed-line/total-consumption-pps</property>
<value>2.0</value>
</quotient>
</product>
</sum>
</product>
</function>
<output>propulsion/tank[4]/external-flow-rate-pps</output>
</fcs_function>
<fcs_function name="fcs/fuel-system/supply/tank-flow-pps[5]">
<function>
<product>
<value>-1.0</value>
<property>fcs/fuel-system/supply/tank-supplying[5]</property>
<sum>
<product>
<property>fcs/fuel-system/supply/total-supply-available</property>
<property>fcs/fuel-system/feed-line/total-consumption-pps</property>
</product>
<product>
<property>fcs/fuel-system/supply/right-supply-available</property>
<quotient>
<property>fcs/fuel-system/feed-line/total-consumption-pps</property>
<value>2.0</value>
</quotient>
</product>
</sum>
</product>
</function>
<output>propulsion/tank[5]/external-flow-rate-pps</output>
</fcs_function>
<fcs_function name="fcs/fuel-system/supply/tank-flow-pps[6]">
<function>
<product>
<value>-1.0</value>
<property>fcs/fuel-system/supply/tank-supplying[6]</property>
<sum>
<product>
<property>fcs/fuel-system/supply/total-supply-available</property>
<property>fcs/fuel-system/feed-line/total-consumption-pps</property>
</product>
<product>
<property>fcs/fuel-system/supply/left-supply-available</property>
<quotient>
<property>fcs/fuel-system/feed-line/total-consumption-pps</property>
<value>