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Commit 3a7d22f6 authored by Kristina Mazur's avatar Kristina Mazur
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Merge branch 'fix/aero_analysis_HL' into 'develop' 

aero_analysis (schueltke): corrected HL calculation

See merge request !212
parents 614a370d a8279931
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5 merge requests!263Apply 1 suggestion(s) to 1 file(s),!261Reintruduced automatic flight condition selection,!245Apply 1 suggestion(s) to 1 file(s),!233Initial open source version,!212aero_analysis (schueltke): corrected HL calculation
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aerodynamic_analysis/src/methods/semiEmpiricalHighLiftAdaption.cpp
+ 14
− 18
View file @ 3a7d22f6
......@@ -106,41 +106,37 @@ void semiEmpiricalHighLiftAdaption::processHighLiftDevices() {
leadingEdgeHighLiftDevices.at(deviceID).innerSpan_abs = getHalfSpan(theMainWing) * fabs(leadingEdgeHighLiftDevices.at(deviceID).innerSpan_rel);
leadingEdgeHighLiftDevices.at(deviceID).outerSpan_abs = getHalfSpan(theMainWing) * fabs(leadingEdgeHighLiftDevices.at(deviceID).outerSpan_rel);
leadingEdgeHighLiftDevices.at(deviceID).span = fabs(leadingEdgeHighLiftDevices.at(deviceID).outerSpan_abs - leadingEdgeHighLiftDevices.at(deviceID).innerSpan_abs);
leadingEdgeHighLiftDevices.at(deviceID).c_rel_avg = 0.25 * (leadingEdgeHighLiftDevices.at(deviceID).innerRelFwdChordPosition
+ leadingEdgeHighLiftDevices.at(deviceID).innerRelAftChordPosition
+ leadingEdgeHighLiftDevices.at(deviceID).outerRelFwdChordPosition
+ leadingEdgeHighLiftDevices.at(deviceID).outerRelAftChordPosition);
leadingEdgeHighLiftDevices.at(deviceID).c_rel_avg = 0.5 * ((leadingEdgeHighLiftDevices.at(deviceID).innerRelAftChordPosition
- leadingEdgeHighLiftDevices.at(deviceID).innerRelFwdChordPosition)
+ (leadingEdgeHighLiftDevices.at(deviceID).outerRelAftChordPosition
- leadingEdgeHighLiftDevices.at(deviceID).outerRelFwdChordPosition));
double delta_x_rel_HL = 0.02; // distance hinge line (apparently from Raymer..)
leadingEdgeHighLiftDevices.at(deviceID).x_rel_hinge = leadingEdgeHighLiftDevices.at(deviceID).c_rel_avg - delta_x_rel_HL;
leadingEdgeHighLiftDevices.at(deviceID).phiHL = getLocalSweep(theMainWing,
0.5 * (leadingEdgeHighLiftDevices.at(deviceID).innerSpan_abs + leadingEdgeHighLiftDevices.at(deviceID).outerSpan_abs),
leadingEdgeHighLiftDevices.at(deviceID).x_rel_hinge, "DEGREE");
double chordInboard = getLocalChordLength(theMainWing, leadingEdgeHighLiftDevices.at(deviceID).innerSpan_abs)
* fabs(leadingEdgeHighLiftDevices.at(deviceID).innerRelAftChordPosition - leadingEdgeHighLiftDevices.at(deviceID).innerRelFwdChordPosition);
double chordOutboard = getLocalChordLength(theMainWing, leadingEdgeHighLiftDevices.at(deviceID).outerSpan_abs)
* fabs(leadingEdgeHighLiftDevices.at(deviceID).outerRelAftChordPosition - leadingEdgeHighLiftDevices.at(deviceID).outerRelFwdChordPosition);
double chordInboardWing = getLocalChordLength(theMainWing, leadingEdgeHighLiftDevices.at(deviceID).innerSpan_abs);
double chordOutboardWing = getLocalChordLength(theMainWing, leadingEdgeHighLiftDevices.at(deviceID).outerSpan_abs);
// area is calculated for both devices, because symmetry
leadingEdgeHighLiftDevices.at(deviceID).coveredA = leadingEdgeHighLiftDevices.at(deviceID).span * (chordInboard + chordOutboard);
leadingEdgeHighLiftDevices.at(deviceID).coveredA = leadingEdgeHighLiftDevices.at(deviceID).span * (chordInboardWing + chordOutboardWing);
}
for (size_t deviceID(0); deviceID < trailingEdgeHighLiftDevices.size(); ++deviceID) {
trailingEdgeHighLiftDevices.at(deviceID).innerSpan_abs = getHalfSpan(theMainWing) * fabs(trailingEdgeHighLiftDevices.at(deviceID).innerSpan_rel);
trailingEdgeHighLiftDevices.at(deviceID).outerSpan_abs = getHalfSpan(theMainWing) * fabs(trailingEdgeHighLiftDevices.at(deviceID).outerSpan_rel);
trailingEdgeHighLiftDevices.at(deviceID).span = fabs(trailingEdgeHighLiftDevices.at(deviceID).outerSpan_abs - trailingEdgeHighLiftDevices.at(deviceID).innerSpan_abs);
trailingEdgeHighLiftDevices.at(deviceID).c_rel_avg = 0.25 * (trailingEdgeHighLiftDevices.at(deviceID).innerRelFwdChordPosition
+ trailingEdgeHighLiftDevices.at(deviceID).innerRelAftChordPosition
+ trailingEdgeHighLiftDevices.at(deviceID).outerRelFwdChordPosition
+ trailingEdgeHighLiftDevices.at(deviceID).outerRelAftChordPosition);
trailingEdgeHighLiftDevices.at(deviceID).c_rel_avg = 0.5 * ((trailingEdgeHighLiftDevices.at(deviceID).innerRelAftChordPosition
- trailingEdgeHighLiftDevices.at(deviceID).innerRelFwdChordPosition)
+ (trailingEdgeHighLiftDevices.at(deviceID).outerRelAftChordPosition
-trailingEdgeHighLiftDevices.at(deviceID).outerRelFwdChordPosition));
double delta_x_rel_HL = 0.02; // distance hinge line (apparently from Raymer..)
trailingEdgeHighLiftDevices.at(deviceID).x_rel_hinge = 1. - trailingEdgeHighLiftDevices.at(deviceID).c_rel_avg + delta_x_rel_HL;
trailingEdgeHighLiftDevices.at(deviceID).phiHL = getLocalSweep(theMainWing,
0.5 * (trailingEdgeHighLiftDevices.at(deviceID).innerSpan_abs + trailingEdgeHighLiftDevices.at(deviceID).outerSpan_abs),
trailingEdgeHighLiftDevices.at(deviceID).x_rel_hinge, "DEGREE");
double chordInboard = getLocalChordLength(theMainWing, trailingEdgeHighLiftDevices.at(deviceID).innerSpan_abs)
* fabs(trailingEdgeHighLiftDevices.at(deviceID).innerRelAftChordPosition - trailingEdgeHighLiftDevices.at(deviceID).innerRelFwdChordPosition);
double chordOutboard = getLocalChordLength(theMainWing, trailingEdgeHighLiftDevices.at(deviceID).outerSpan_abs)
* fabs(trailingEdgeHighLiftDevices.at(deviceID).outerRelAftChordPosition - trailingEdgeHighLiftDevices.at(deviceID).outerRelFwdChordPosition);
double chordInboardWing = getLocalChordLength(theMainWing, trailingEdgeHighLiftDevices.at(deviceID).innerSpan_abs);
double chordOutboardWing = getLocalChordLength(theMainWing, trailingEdgeHighLiftDevices.at(deviceID).outerSpan_abs);
// area is calculated for both devices, because symmetry
trailingEdgeHighLiftDevices.at(deviceID).coveredA = leadingEdgeHighLiftDevices.at(deviceID).span * (chordInboard + chordOutboard);
trailingEdgeHighLiftDevices.at(deviceID).coveredA = leadingEdgeHighLiftDevices.at(deviceID).span * (chordInboardWing + chordOutboardWing);
}
}
......
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