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Merge branch 'dev' of https://github.com/vezza/A320-family into vezza-dev

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legoboyvdlp R 2020-02-02 20:35:30 +00:00
commit f37f60afb2
3 changed files with 318 additions and 86 deletions
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58
Models/Instruments/PFD/PFD.nas
View file

@ -56,7 +56,7 @@ var lvr_clb = props.globals.getNode("/systems/thrust/lvrclb", 1);
var throt_box = props.globals.getNode("/modes/pfd/fma/throttle-mode-box", 1); var throt_box = props.globals.getNode("/modes/pfd/fma/throttle-mode-box", 1);
var pitch_box = props.globals.getNode("/modes/pfd/fma/pitch-mode-box", 1); var pitch_box = props.globals.getNode("/modes/pfd/fma/pitch-mode-box", 1);
var ap_box = props.globals.getNode("/modes/pfd/fma/ap-mode-box", 1); var ap_box = props.globals.getNode("/modes/pfd/fma/ap-mode-box", 1);
var fd_box = props.globals.getNode("/modes/pfd/fma/fd-mode-box", 1); var fd_box = props.globals.getNode("/modes/pfd/fma/fd-mode-box", 1);
var at_box = props.globals.getNode("/modes/pfd/fma/athr-mode-box", 1); var at_box = props.globals.getNode("/modes/pfd/fma/athr-mode-box", 1);
var fbw_law = props.globals.getNode("/it-fbw/law", 1); var fbw_law = props.globals.getNode("/it-fbw/law", 1);
var ap_mode = props.globals.getNode("/modes/pfd/fma/ap-mode", 1); var ap_mode = props.globals.getNode("/modes/pfd/fma/ap-mode", 1);
@ -110,6 +110,13 @@ var aileron_input = props.globals.getNode("/controls/flight/aileron-input-fast",
var elevator_input = props.globals.getNode("/controls/flight/elevator-input-fast", 1); var elevator_input = props.globals.getNode("/controls/flight/elevator-input-fast", 1);
var att_switch = props.globals.getNode("/controls/switching/ATTHDG", 1); var att_switch = props.globals.getNode("/controls/switching/ATTHDG", 1);
var air_switch = props.globals.getNode("/controls/switching/AIRDATA", 1); var air_switch = props.globals.getNode("/controls/switching/AIRDATA", 1);
var appr_enabled = props.globals.getNode("/it-autoflight/output/appr-armed/", 1);
var loc_enabled = props.globals.getNode("/it-autoflight/output/loc-armed/", 1);
var ils_data1 = props.globals.getNode("/FMGC/internal/ils1-mcdu/", 1);
# Independent MCDU ILS not implemented yet, use MCDU1 in the meantime
# var ils_data2 = props.globals.getNode("/FMGC/internal/ils2-mcdu/", 1);
var dme_in_range = props.globals.getNode("/instrumentation/nav[0]/dme-in-range", 1);
var dme_data = props.globals.getNode("/instrumentation/dme[0]/indicated-distance-nm", 1);
# Create Nodes: # Create Nodes:
var vs_needle = props.globals.initNode("/instrumentation/pfd/vs-needle", 0.0, "DOUBLE"); var vs_needle = props.globals.initNode("/instrumentation/pfd/vs-needle", 0.0, "DOUBLE");
@ -159,7 +166,7 @@ var canvas_PFD_base = {
tran_rect[2], # 1 xe tran_rect[2], # 1 xe
tran_rect[3], # 2 ye tran_rect[3], # 2 ye
tran_rect[0]); #3 xs tran_rect[0]); #3 xs
# coordinates are top,right,bottom,left (ys, xe, ye, xs) ref: l621 of simgear/canvas/CanvasElement.cxx # coordinates are top,right,bottom,left (ys, xe, ye, xs) ref: l621 of simgear/canvas/CanvasElement.cxx
me[key].set("clip", clip_rect); me[key].set("clip", clip_rect);
me[key].set("clip-frame", canvas.Element.PARENT); me[key].set("clip-frame", canvas.Element.PARENT);
} }
@ -187,7 +194,7 @@ var canvas_PFD_base = {
"AI_bank_lim","AI_bank_lim_X","AI_pitch_lim","AI_pitch_lim_X","AI_slipskid","AI_horizon","AI_horizon_ground","AI_horizon_sky","AI_stick","AI_stick_pos","AI_heading","AI_agl_g","AI_agl","AI_error","AI_group","FD_roll","FD_pitch","ALT_scale","ALT_target", "AI_bank_lim","AI_bank_lim_X","AI_pitch_lim","AI_pitch_lim_X","AI_slipskid","AI_horizon","AI_horizon_ground","AI_horizon_sky","AI_stick","AI_stick_pos","AI_heading","AI_agl_g","AI_agl","AI_error","AI_group","FD_roll","FD_pitch","ALT_scale","ALT_target",
"ALT_target_digit","ALT_one","ALT_two","ALT_three","ALT_four","ALT_five","ALT_digits","ALT_tens","ALT_digit_UP","ALT_digit_DN","ALT_error","ALT_group","ALT_group2","ALT_frame","VS_pointer","VS_box","VS_digit","VS_error","VS_group","QNH","QNH_setting", "ALT_target_digit","ALT_one","ALT_two","ALT_three","ALT_four","ALT_five","ALT_digits","ALT_tens","ALT_digit_UP","ALT_digit_DN","ALT_error","ALT_group","ALT_group2","ALT_frame","VS_pointer","VS_box","VS_digit","VS_error","VS_group","QNH","QNH_setting",
"QNH_std","QNH_box","LOC_pointer","LOC_scale","GS_scale","GS_pointer","CRS_pointer","HDG_target","HDG_scale","HDG_one","HDG_two","HDG_three","HDG_four","HDG_five","HDG_six","HDG_seven","HDG_digit_L","HDG_digit_R","HDG_error","HDG_group","HDG_frame", "QNH_std","QNH_box","LOC_pointer","LOC_scale","GS_scale","GS_pointer","CRS_pointer","HDG_target","HDG_scale","HDG_one","HDG_two","HDG_three","HDG_four","HDG_five","HDG_six","HDG_seven","HDG_digit_L","HDG_digit_R","HDG_error","HDG_group","HDG_frame",
"TRK_pointer","machError"]; "TRK_pointer","machError","ilsError","ils_code","ils_freq","dme_dist","dme_dist_legend"];
}, },
updateDu1: func() { updateDu1: func() {
var elapsedtime_act = elapsedtime.getValue(); var elapsedtime_act = elapsedtime.getValue();
@ -349,7 +356,7 @@ var canvas_PFD_base = {
me["FMA_man_box"].hide(); me["FMA_man_box"].hide();
me["FMA_flx_box"].show(); me["FMA_flx_box"].show();
me["FMA_flxtemp"].show(); me["FMA_flxtemp"].show();
me["FMA_manmode"].setText("FLX "); me["FMA_manmode"].setText("FLX ");
me["FMA_man_box"].setColor(0.8078,0.8039,0.8078); me["FMA_man_box"].setColor(0.8078,0.8039,0.8078);
} else if ((state1_act == "MAN THR" and thr1_act < 0.83) or (state2_act == "MAN THR" and thr2_act < 0.83)) { } else if ((state1_act == "MAN THR" and thr1_act < 0.83) or (state2_act == "MAN THR" and thr2_act < 0.83)) {
me["FMA_flx_box"].hide(); me["FMA_flx_box"].hide();
@ -379,7 +386,7 @@ var canvas_PFD_base = {
me["FMA_man_box"].hide(); me["FMA_man_box"].hide();
me["FMA_flx_box"].show(); me["FMA_flx_box"].show();
me["FMA_flxtemp"].show(); me["FMA_flxtemp"].show();
me["FMA_manmode"].setText("FLX "); me["FMA_manmode"].setText("FLX ");
me["FMA_man_box"].setColor(0.8078,0.8039,0.8078); me["FMA_man_box"].setColor(0.8078,0.8039,0.8078);
} }
} else { } else {
@ -612,7 +619,7 @@ var canvas_PFD_base = {
updateCommonFast: func() { updateCommonFast: func() {
# Attitude Indicator # Attitude Indicator
pitch_cur = pitch.getValue(); pitch_cur = pitch.getValue();
roll_cur = roll.getValue(); roll_cur = roll.getValue();
me.AI_horizon_trans.setTranslation(0, pitch_cur * 11.825); me.AI_horizon_trans.setTranslation(0, pitch_cur * 11.825);
me.AI_horizon_rot.setRotation(-roll_cur * D2R, me["AI_center"].getCenter()); me.AI_horizon_rot.setRotation(-roll_cur * D2R, me["AI_center"].getCenter());
@ -829,9 +836,22 @@ var canvas_PFD_1 = {
if (ap_ils_mode.getValue() == 1) { if (ap_ils_mode.getValue() == 1) {
me["LOC_scale"].show(); me["LOC_scale"].show();
me["GS_scale"].show(); me["GS_scale"].show();
me["ils_code"].setText(split("/", ils_data1.getValue())[0]);
me["ils_freq"].setText(split("/", ils_data1.getValue())[1]);
me["ils_code"].show();
me["ils_freq"].show();
if (dme_in_range.getValue() == 1) {
me["dme_dist"].setText(sprintf("%2.0f", int(dme_data.getValue())));
me["dme_dist"].show();
me["dme_dist_legend"].show();
}
} else { } else {
me["LOC_scale"].hide(); me["LOC_scale"].hide();
me["GS_scale"].hide(); me["GS_scale"].hide();
me["ils_code"].hide();
me["ils_freq"].hide();
me["dme_dist"].hide();
me["dme_dist_legend"].hide();
} }
if (ap_ils_mode.getValue() == 1 and loc_in_range.getValue() == 1 and hasloc.getValue() == 1 and nav0_signalq.getValue() > 0.99) { if (ap_ils_mode.getValue() == 1 and loc_in_range.getValue() == 1 and hasloc.getValue() == 1 and nav0_signalq.getValue() > 0.99) {
@ -845,6 +865,12 @@ var canvas_PFD_1 = {
me["GS_pointer"].hide(); me["GS_pointer"].hide();
} }
if (ap_ils_mode.getValue() == 0 and (appr_enabled.getValue() == 1 or loc_enabled.getValue() == 1)) {
me["ilsError"].show();
} else {
me["ilsError"].hide();
}
me.updateCommon(); me.updateCommon();
}, },
updateFast: func() { updateFast: func() {
@ -1118,9 +1144,23 @@ var canvas_PFD_2 = {
if (ap_ils_mode2.getValue() == 1) { if (ap_ils_mode2.getValue() == 1) {
me["LOC_scale"].show(); me["LOC_scale"].show();
me["GS_scale"].show(); me["GS_scale"].show();
# Independent MCDU ILS not implemented yet, use MCDU1 in the meantime
me["ils_code"].setText(split("/", ils_data1.getValue())[0]);
me["ils_freq"].setText(split("/", ils_data1.getValue())[1]);
me["ils_code"].show();
me["ils_freq"].show();
if (dme_in_range.getValue() == 1) {
me["dme_dist"].setText(sprintf("%2.0f", int(dme_data.getValue())));
me["dme_dist"].show();
me["dme_dist_legend"].show();
}
} else { } else {
me["LOC_scale"].hide(); me["LOC_scale"].hide();
me["GS_scale"].hide(); me["GS_scale"].hide();
me["ils_code"].hide();
me["ils_freq"].hide();
me["dme_dist"].hide();
me["dme_dist_legend"].hide();
} }
if (ap_ils_mode2.getValue() == 1 and loc_in_range.getValue() == 1 and hasloc.getValue() == 1 and nav0_signalq.getValue() > 0.99) { if (ap_ils_mode2.getValue() == 1 and loc_in_range.getValue() == 1 and hasloc.getValue() == 1 and nav0_signalq.getValue() > 0.99) {
@ -1134,6 +1174,12 @@ var canvas_PFD_2 = {
me["GS_pointer"].hide(); me["GS_pointer"].hide();
} }
if (ap_ils_mode2.getValue() == 0 and (appr_enabled.getValue() == 1 or loc_enabled.getValue() == 1)) {
me["ilsError"].show();
} else {
me["ilsError"].hide();
}
me.updateCommon(); me.updateCommon();
}, },
updateFast: func() { updateFast: func() {

73
Models/Instruments/PFD/res/pfd.svg
View file

@ -37,16 +37,16 @@
guidetolerance="10" guidetolerance="10"
inkscape:pageopacity="1" inkscape:pageopacity="1"
inkscape:pageshadow="2" inkscape:pageshadow="2"
inkscape:window-width="1366" inkscape:window-width="716"
inkscape:window-height="705" inkscape:window-height="403"
id="namedview371" id="namedview371"
showgrid="false" showgrid="true"
inkscape:zoom="2.0149341" inkscape:zoom="1.025"
inkscape:cx="51.385843" inkscape:cx="678.88837"
inkscape:cy="279.39354" inkscape:cy="332.98605"
inkscape:window-x="-8" inkscape:window-x="-8"
inkscape:window-y="-8" inkscape:window-y="0"
inkscape:window-maximized="1" inkscape:window-maximized="0"
inkscape:current-layer="svg2" inkscape:current-layer="svg2"
showguides="true" showguides="true"
inkscape:snap-global="false" inkscape:snap-global="false"
@ -4875,4 +4875,61 @@
x="34.684372" x="34.684372"
y="874.4469" y="874.4469"
style="font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:48px;font-family:'Liberation Sans';-inkscape-font-specification:'Liberation Sans';fill:#ff0000;fill-opacity:1;stroke-width:0.75">MACH</tspan></text> style="font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:48px;font-family:'Liberation Sans';-inkscape-font-specification:'Liberation Sans';fill:#ff0000;fill-opacity:1;stroke-width:0.75">MACH</tspan></text>
<text
xml:space="preserve"
style="font-style:normal;font-weight:normal;font-size:30px;line-height:1.25;font-family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#bb6100;fill-opacity:1;stroke:none;stroke-width:0.75;"
x="667.37634"
y="855.60309"
id="ilsError"
inkscape:label="#text1608"><tspan
sodipodi:role="line"
id="tspan773"
x="667.37634"
y="855.60309"
style="font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:42px;font-family:'Liberation Sans';-inkscape-font-specification:'Liberation Sans';fill:#bb6100;fill-opacity:1;stroke-width:0.75;">ILS</tspan></text>
<text
xml:space="preserve"
style="font-style:normal;font-weight:normal;font-size:38.98999884px;line-height:1.25;font-family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;stroke-width:0.75;"
x="34.684372"
y="935.95209"
id="ils_code"><tspan
sodipodi:role="line"
id="tspan978"
x="34.684372"
y="935.95209"
style="font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:38.98999884px;font-family:'Liberation Sans';-inkscape-font-specification:'Liberation Sans';fill:#b055be;fill-opacity:1;stroke-width:0.75;">ILS</tspan></text>
<text
xml:space="preserve"
style="font-style:normal;font-weight:normal;font-size:38.98999884px;line-height:1.25;font-family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;stroke-width:0.75;"
x="34.684372"
y="974.72784"
id="ils_freq"><tspan
sodipodi:role="line"
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<text
xml:space="preserve"
style="font-style:normal;font-weight:normal;font-size:38.98999884px;line-height:1.25;font-family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;stroke-width:0.75;"
x="34.684372"
y="1013.5292"
id="dme_dist"><tspan
sodipodi:role="line"
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<text
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x="116.45473"
y="1014.0706"
id="dme_dist_legend"
inkscape:label="#dme_dist-5"><tspan
sodipodi:role="line"
id="tspan780-3"
x="116.45473"
y="1014.0706"
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</svg> </svg>

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273
Nasal/Systems/brakesystem.nas
View file

@ -24,7 +24,11 @@
# "overheated brakes", any level <=1 means "brake temperature OK". # "overheated brakes", any level <=1 means "brake temperature OK".
# No exact science here - but good enough for now :-). # No exact science here - but good enough for now :-).
########################################################################## ##########################################################################
#
# Added brakes temp calculations and adapted for A320-family
# 2020, Andrea Vezzali
#
##########################################################################
var BrakeSystem = var BrakeSystem =
{ {
new : func() new : func()
@ -33,14 +37,14 @@ var BrakeSystem =
# deceleration caused by brakes alone (knots/s2) # deceleration caused by brakes alone (knots/s2)
m.BrakeDecel = 1.0; # kt/s^2 m.BrakeDecel = 1.0; # kt/s^2
# Higher value means quicker cooling # Higher value means quicker cooling
m.CoolingFactor = 0.0005; m.CoolingFactor = 0.00005;
# Scaling divisor. Use this to scale the energy output. # Scaling divisor. Use this to scale the energy output.
# Manually tune this value: a total energy output # Manually tune this value: a total energy output
# at "/gear/brake-thermal-energy" > 1.0 means overheated brakes, # at "/gear/brake-thermal-energy" > 1.0 means overheated brakes,
# anything below <= 1.0 means energy absorbed by brakes is OK. # anything below <= 1.0 means energy absorbed by brakes is OK.
#m.ScalingDivisor= 700000*450.0; #m.ScalingDivisor= 700000*450.0;
m.ScalingDivisor = 0.000000007; m.ScalingDivisor = 0.000000006;
m.LSmokeActive = 0; m.LSmokeActive = 0;
m.LSmokeToggle = 0; m.LSmokeToggle = 0;
@ -56,33 +60,35 @@ var BrakeSystem =
reset : func() reset : func()
{ {
# Initial thermal energy # Initial thermal energy
setprop("controls/gear/brake-fans",0);
setprop("gear/gear[1]/Lbrake-thermal-energy",0.0); setprop("gear/gear[1]/Lbrake-thermal-energy",0.0);
setprop("gear/gear[2]/Rbrake-thermal-energy",0.0); setprop("gear/gear[2]/Rbrake-thermal-energy",0.0);
setprop("controls/gear/brake-fans",0);
setprop("gear/gear[1]/Lbrake-smoke",0); setprop("gear/gear[1]/Lbrake-smoke",0);
setprop("gear/gear[2]/Rbrake-smoke",0); setprop("gear/gear[2]/Rbrake-smoke",0);
setprop("gear/gear[1]/L1brake-temp-degc",getprop("environment/temperature-degc")); setprop("gear/gear[1]/L-Thrust",0);
setprop("gear/gear[1]/L2brake-temp-degc",getprop("environment/temperature-degc")); setprop("gear/gear[2]/R-Thrust",0);
setprop("gear/gear[2]/R3brake-temp-degc",getprop("environment/temperature-degc"));
setprop("gear/gear[2]/R4brake-temp-degc",getprop("environment/temperature-degc")); #Introducing a random error on temp sensors (max 5°C)
setprop("gear/gear[1]/L1brake-temp-degf",getprop("environment/temperature-degf")); setprop("gear/gear[1]/L1error-temp-degc", math.round(rand()*(5)));
setprop("gear/gear[1]/L2brake-temp-degf",getprop("environment/temperature-degf")); setprop("gear/gear[1]/L2error-temp-degc", math.round(rand()*(5)));
setprop("gear/gear[2]/R3brake-temp-degf",getprop("environment/temperature-degf")); setprop("gear/gear[2]/R3error-temp-degc", math.round(rand()*(5)));
setprop("gear/gear[2]/R4brake-temp-degf",getprop("environment/temperature-degf")); setprop("gear/gear[2]/R4error-temp-degc", math.round(rand()*(5)));
#Introducing a random error on the brakes temp sensors var atemp = getprop("environment/temperature-degc") or 0;
if (rand() > 0.5) var vmach = getprop("velocities/mach") or 0;
{ var tatdegc = atemp * (1 + (0.2 * math.pow(vmach, 2)));
setprop("gear/gear[1]/L1error_temp_degc", math.round(rand()*5)); var tatdegf = 32+(1.8 * tatdegc);
setprop("gear/gear[1]/L2error_temp_degc", math.round(rand()*5));
setprop("gear/gear[2]/R3error_temp_degc", math.round(rand()*5)); setprop("gear/gear[1]/L1brake-temp-degc",tatdegc+getprop("gear/gear[1]/L1error-temp-degc"));
setprop("gear/gear[2]/R4error_temp_degc", math.round(rand()*5)); setprop("gear/gear[1]/L2brake-temp-degc",tatdegc+getprop("gear/gear[1]/L2error-temp-degc"));
} else { setprop("gear/gear[2]/R3brake-temp-degc",tatdegc+getprop("gear/gear[2]/R3error-temp-degc"));
setprop("gear/gear[1]/L1error_temp_degc", math.round(rand()*(-5))); setprop("gear/gear[2]/R4brake-temp-degc",tatdegc+getprop("gear/gear[2]/R4error-temp-degc"));
setprop("gear/gear[1]/L2error_temp_degc", math.round(rand()*(-5))); setprop("gear/gear[1]/L1brake-temp-degf",tatdegf+32+(1.8 * getprop("gear/gear[1]/L1brake-temp-degc")));
setprop("gear/gear[2]/R3error_temp_degc", math.round(rand()*(-5))); setprop("gear/gear[1]/L2brake-temp-degf",tatdegf+32+(1.8 * getprop("gear/gear[1]/L2brake-temp-degc")));
setprop("gear/gear[2]/R4error_temp_degc", math.round(rand()*(-5))); setprop("gear/gear[2]/R3brake-temp-degf",tatdegf+32+(1.8 * getprop("gear/gear[2]/R3brake-temp-degc")));
} setprop("gear/gear[2]/R4brake-temp-degf",tatdegf+32+(1.8 * getprop("gear/gear[2]/R4brake-temp-degc")));
setprop("sim/animation/fire-services",0); setprop("sim/animation/fire-services",0);
me.LastSimTime = 0.0; me.LastSimTime = 0.0;
}, },
@ -92,69 +98,192 @@ var BrakeSystem =
{ {
var CurrentTime = getprop("sim/time/elapsed-sec"); var CurrentTime = getprop("sim/time/elapsed-sec");
var dt = CurrentTime - me.LastSimTime; var dt = CurrentTime - me.LastSimTime;
var LThermalEnergy = getprop("gear/gear[1]/Lbrake-thermal-energy");
var RThermalEnergy = getprop("gear/gear[2]/Rbrake-thermal-energy");
var LBrakeLevel = getprop("fdm/jsbsim/fcs/left-brake-cmd-norm");
var RBrakeLevel = getprop("fdm/jsbsim/fcs/right-brake-cmd-norm");
var atemp = getprop("environment/temperature-degc") or 0;
var vmach = getprop("velocities/mach") or 0;
var tatdegc = atemp * (1 + (0.2 * math.pow(vmach, 2)));
var tatdegf = 32+(1.8 * tatdegc);
setprop("environment/total-air-temperature-degc", tatdegc);
setprop("environment/total-air-temperature-degf", tatdegf);
var L_thrust_lb = getprop("engines/engine[0]/thrust_lb");
var R_thrust_lb = getprop("engines/engine[1]/thrust_lb");
if (dt<1.0) if (dt<1.0)
{ {
#cooling effect: adjust cooling factor by a value proportional to the environment temp (m.CoolingFactor + environment temp-degf * 0.00001) var OnGround = getprop("gear/gear[1]/wow");
var CoolingRatio = me.CoolingFactor+(getprop("environment/temperature-degf")*0.00001); #cooling effect: adjust cooling factor by a value proportional to the environment temp (m.CoolingFactor + environment temp-degc * 0.00001)
var LCoolingRatio = me.CoolingFactor+(tatdegc*0.000001);
var RCoolingRatio = me.CoolingFactor+(tatdegc*0.000001);
if (getprop("controls/gear/brake-fans")) if (getprop("controls/gear/brake-fans"))
{ {
#increase CoolingRatio if Brake Fans are active #increase CoolingRatio if Brake Fans are active
CoolingRatio = CoolingRatio * 3; LCoolingRatio = LCoolingRatio * 3;
RCoolingRatio = RCoolingRatio * 3;
} }
if (getprop("gear/gear[1]/position-norm"))
var nCoolFactor = math.ln(1-CoolingRatio); {
#increase CoolingRatio if gear down according to airspeed
LCoolingRatio = LCoolingRatio * getprop("velocities/airspeed-kt");
} else {
#Reduced CoolingRatio if gear up
LCoolingRatio = LCoolingRatio * 0.1;
}
if (getprop("gear/gear[2]/position-norm"))
{
#increase CoolingRatio if gear down according to airspeed
RCoolingRatio = RCoolingRatio * getprop("velocities/airspeed-kt");
} else {
#Reduced CoolingRatio if gear up
RCoolingRatio = RCoolingRatio * 0.1;
}
if (LBrakeLevel>0)
{
#Reduced CoolingRatio if Brakes used
LCoolingRatio = LCoolingRatio * 0.1 * LBrakeLevel;
}
if (RBrakeLevel>0)
{
#Reduced CoolingRatio if Brakes used
RCoolingRatio = RCoolingRatio * 0.1 * RBrakeLevel;
}
var LnCoolFactor = math.ln(1-LCoolingRatio);
var RnCoolFactor = math.ln(1-RCoolingRatio);
var OnGround = getprop("gear/gear[1]/wow"); L_thrust_lb = math.abs(getprop("engines/engine[0]/thrust_lb"));
var LThermalEnergy = getprop("gear/gear[1]/Lbrake-thermal-energy"); if (L_thrust_lb < 1)
var RThermalEnergy = getprop("gear/gear[2]/Rbrake-thermal-energy"); {
L_thrust_lb = 1
var LBrakeLevel = getprop("fdm/jsbsim/fcs/left-brake-cmd-norm"); }
var RBrakeLevel = getprop("fdm/jsbsim/fcs/right-brake-cmd-norm"); L_Thrust = math.pow((math.log10(L_thrust_lb)),10)*0.000000001;
#}
var BrakeLevel = (LBrakeLevel + RBrakeLevel)/2; R_thrust_lb = math.abs(getprop("engines/engine[1]/thrust_lb"));
if ((OnGround)and(BrakeLevel>0)) if (R_thrust_lb < 1)
{ {
# absorb more energy R_thrust_lb = 1
}
R_Thrust = math.pow((math.log10(R_thrust_lb)),10)*0.000000001;
if (OnGround)
{
var V1 = getprop("velocities/groundspeed-kt"); var V1 = getprop("velocities/groundspeed-kt");
var Mass = getprop("fdm/jsbsim/inertia/weight-lbs")*(me.ScalingDivisor); var Mass = getprop("fdm/jsbsim/inertia/weight-lbs")*(me.ScalingDivisor);
# absorb some kinetic energy: # absorb some kinetic energy:
# dE= 1/2 * m * V1^2 - 1/2 * m * V2^2) # dE= 1/2 * m * V1^2 - 1/2 * m * V2^2)
var V2_L = V1 - me.BrakeDecel * dt * LBrakeLevel; var V2_L = V1 - me.BrakeDecel * dt * LBrakeLevel;
var V2_R = V1 - me.BrakeDecel * dt * RBrakeLevel; var V2_R = V1 - me.BrakeDecel * dt * RBrakeLevel;
# do not absorb more energy when plane is (almost) stopped
# Thermal energy computation #TODO - Adjust ThermalEnergy according to differential braking
if (V2_L>0) #LBrakeLevel-RBrakeLevel
{
LThermalEnergy += Mass * (V1*V1 - V2_L*V2_L)/2; LThermalEnergy += (Mass * (math.pow(V1, 2) - math.pow(V2_L, 2)) / 2);
# cooling effect: reduce thermal energy by (nCoolFactor)^dt if (getprop("services/chocks/left"))
LThermalEnergy = LThermalEnergy * math.exp(nCoolFactor * dt); {
} else { if (!getprop("controls/gear/brake-parking"))
# cooling effect: reduced cooling when speed = 0 and brakes on {
LThermalEnergy = LThermalEnergy * math.exp(nCoolFactor * 0.3 * dt); # cooling effect: reduce thermal energy by (LnCoolFactor) * dt
} LThermalEnergy = LThermalEnergy * math.exp(LnCoolFactor * dt);
if (V2_R>0) } else {
{ #LThermalEnergy += L_Thrust;
RThermalEnergy += Mass * (V1*V1 - V2_R*V2_R)/2; # cooling effect: reduce thermal energy by (LnCoolFactor) * dt
# cooling effect: reduce thermal energy by (nCoolFactor)^dt LThermalEnergy = (LThermalEnergy * math.exp(LnCoolFactor * dt)) + (L_Thrust * dt);
RThermalEnergy = RThermalEnergy * math.exp(nCoolFactor * dt); }
} else { } else {
# cooling effect: reduced cooling when speed = 0 and brakes on if (!getprop("controls/gear/brake-parking"))
RThermalEnergy = RThermalEnergy * math.exp(nCoolFactor * 0.3 * dt); {
} if (LBrakeLevel>0)
} else { {
LThermalEnergy = LThermalEnergy * math.exp(nCoolFactor * dt); if (V2_L>0)
RThermalEnergy = RThermalEnergy * math.exp(nCoolFactor * dt); {
} #LThermalEnergy += (Mass * (math.pow(V1, 2) - math.pow(V2_L, 2)) / 2) + L_thrust;
# cooling effect: reduce thermal energy by (LnCoolFactor) * dt
LThermalEnergy = LThermalEnergy * math.exp(LnCoolFactor * dt);
} else {
#LThermalEnergy += math.abs(L_Thrust);
# cooling effect: reduce thermal energy by (LnCoolFactor) * dt
LThermalEnergy = (LThermalEnergy * math.exp(LnCoolFactor * dt)) + (L_Thrust * dt);
}
} else {
# cooling effect: reduce thermal energy by (LnCoolFactor) * dt
LThermalEnergy = LThermalEnergy * math.exp(LnCoolFactor * dt);
}
} else {
#LThermalEnergy += math.abs(L_Thrust);
# cooling effect: reduce thermal energy by (LnCoolFactor) * dt
LThermalEnergy = (LThermalEnergy * math.exp(LnCoolFactor * dt)) + (L_Thrust * dt);
}
}
RThermalEnergy += (Mass * (math.pow(V1, 2) - math.pow(V2_R, 2)) / 2);
if (getprop("services/chocks/right"))
{
if (!getprop("controls/gear/brake-parking"))
{
# cooling effect: reduce thermal energy by (RnCoolFactor) * dt
RThermalEnergy = RThermalEnergy * math.exp(RnCoolFactor * dt);
} else {
#RThermalEnergy += math.abs(R_Thrust);
# cooling effect: reduce thermal energy by (RnCoolFactor) * dt
RThermalEnergy = (RThermalEnergy * math.exp(RnCoolFactor * dt)) + (R_Thrust * dt);
}
} else {
if (!getprop("controls/gear/brake-parking"))
{
if (RBrakeLevel>0)
{
if (V2_R>0)
{
#RThermalEnergy += (Mass * (math.pow(V1, 2) - math.pow(V2_R, 2)) / 2) + R_thrust;
# cooling effect: reduce thermal energy by (RnCoolFactor) * dt
RThermalEnergy = RThermalEnergy * math.exp(RnCoolFactor * dt);
} else {
#RThermalEnergy += math.abs(R_Thrust);
# cooling effect: reduce thermal energy by (RnCoolFactor) * dt
RThermalEnergy = (RThermalEnergy * math.exp(RnCoolFactor * dt)) + (R_Thrust * dt);
}
} else {
# cooling effect: reduce thermal energy by (RnCoolFactor) * dt
RThermalEnergy = RThermalEnergy * math.exp(RnCoolFactor * dt);
}
} else {
#RThermalEnergy += math.abs(R_Thrust);
# cooling effect: reduce thermal energy by (RnCoolFactor) * dt
RThermalEnergy = (RThermalEnergy * math.exp(RnCoolFactor * dt)) + (R_Thrust * dt);
}
}
} else {
LThermalEnergy = LThermalEnergy * math.exp(LnCoolFactor * dt);
RThermalEnergy = RThermalEnergy * math.exp(RnCoolFactor * dt);
}
if (LThermalEnergy < 0) {
LThermalEnergy = 0
}
if (LThermalEnergy > 3) {
LThermalEnergy = 3
}
if (RThermalEnergy < 0) {
RThermalEnergy = 0
}
if (RThermalEnergy > 3) {
RThermalEnergy = 3
}
setprop("gear/gear[1]/L-Thrust",L_Thrust);
setprop("gear/gear[2]/R-Thrust",R_Thrust);
setprop("gear/gear[1]/Lbrake-thermal-energy",LThermalEnergy); setprop("gear/gear[1]/Lbrake-thermal-energy",LThermalEnergy);
setprop("gear/gear[2]/Rbrake-thermal-energy",RThermalEnergy); setprop("gear/gear[2]/Rbrake-thermal-energy",RThermalEnergy);
#Calculating Brakes temperature #Calculating Brakes temperature
setprop("gear/gear[1]/L1brake-temp-degc",getprop("gear/gear[1]/L1error_temp_degc")+getprop("environment/temperature-degc")+(LThermalEnergy * (300-getprop("gear/gear[1]/L1error_temp_degc")-getprop("environment/temperature-degc")))); setprop("gear/gear[1]/L1brake-temp-degc",tatdegc+getprop("gear/gear[1]/L1error-temp-degc")+(LThermalEnergy * (300-tatdegc-getprop("gear/gear[1]/L1error-temp-degc"))));
setprop("gear/gear[1]/L2brake-temp-degc",getprop("gear/gear[1]/L2error_temp_degc")+getprop("environment/temperature-degc")+(LThermalEnergy * (300-getprop("gear/gear[1]/L2error_temp_degc")-getprop("environment/temperature-degc")))); setprop("gear/gear[1]/L2brake-temp-degc",tatdegc+getprop("gear/gear[1]/L2error-temp-degc")+(LThermalEnergy * (300-tatdegc-getprop("gear/gear[1]/L2error-temp-degc"))));
setprop("gear/gear[2]/R3brake-temp-degc",getprop("gear/gear[2]/R3error_temp_degc")+getprop("environment/temperature-degc")+(RThermalEnergy * (300-getprop("gear/gear[2]/R3error_temp_degc")-getprop("environment/temperature-degc")))); setprop("gear/gear[2]/R3brake-temp-degc",tatdegc+getprop("gear/gear[2]/R3error-temp-degc")+(RThermalEnergy * (300-tatdegc-getprop("gear/gear[2]/R3error-temp-degc"))));
setprop("gear/gear[2]/R4brake-temp-degc",getprop("gear/gear[2]/R4error_temp_degc")+getprop("environment/temperature-degc")+(RThermalEnergy * (300-getprop("gear/gear[2]/R4error_temp_degc")-getprop("environment/temperature-degc")))); setprop("gear/gear[2]/R4brake-temp-degc",tatdegc+getprop("gear/gear[2]/R4error-temp-degc")+(RThermalEnergy * (300-tatdegc-getprop("gear/gear[2]/R4error-temp-degc"))));
setprop("gear/gear[1]/L1brake-temp-degf",(32 + (1.8 * getprop("gear/gear[1]/L1brake-temp-degc")))); setprop("gear/gear[1]/L1brake-temp-degf",(32 + (1.8 * getprop("gear/gear[1]/L1brake-temp-degc"))));
setprop("gear/gear[1]/L2brake-temp-degf",(32 + (1.8 * getprop("gear/gear[1]/L2brake-temp-degc")))); setprop("gear/gear[1]/L2brake-temp-degf",(32 + (1.8 * getprop("gear/gear[1]/L2brake-temp-degc"))));
setprop("gear/gear[2]/R3brake-temp-degf",(32 + (1.8 * getprop("gear/gear[2]/R3brake-temp-degc")))); setprop("gear/gear[2]/R3brake-temp-degf",(32 + (1.8 * getprop("gear/gear[2]/R3brake-temp-degc"))));