DESIGN DESCRIPTION

MENUMENU1/131/13DESIGN DESCRIPTIONDESIGN DESCRIPTION MENUMENU

INFORMATION SUR LES REPARATIONS

Gilles Tardu

MENUMENU2/132/13

PLAN

I - INFO DESIGNII - INFO STRESS

- STATIQUE- FATIGUE- ESSAI- REGLEMENTATION

III - INFO MATERIAL

IV - COMPROMIS MAINTENANCE / POIDS

V - INFORMATION GENERAL SRM

VI - EXEMPLE DE REPARATION

- FRAME REPAIR- PRESSURE BULKHEAD REPAIR- DOOR FRAME REPAIR

VI- COMPLEMENT D’INFORMATION SUR LE SRM

LOAD + DESIGN DETAILS: TAIL LOADS (ZONE 1)LOAD + DESIGN DETAILS: TAIL LOADS (ZONE 1)

MENUMENU3/133/13DESIGN DESCRIPTION


MENUMENU5/135/13DESIGN DESCRIPTION (CONT ’D)DESIGN DESCRIPTION (CONT ’D) MENUMENU

MENUMENU6/136/13 MENUMENUDESIGN DESCRIPTION (CONT ’D)DESIGN DESCRIPTION (CONT ’D)


MENUMENU8/138/13DESIGN DESCRIPTIONDESIGN DESCRIPTION

MENUMENU9/139/13A320-200 GENERAL ARRANGEMENTA320-200 GENERAL ARRANGEMENT MENUMENU

MENUMENU10/1310/13A319-100/A320-200/A321-100 DESIGN DATAA319-100/A320-200/A321-100 DESIGN DATA MENUMENU

MENUMENU11/1311/13A319/A321 DESIGN CHANGESA319/A321 DESIGN CHANGES MENUMENU

MENUMENU12/1312/13 MENUMENUSTRUCTURAL MATERIALS FOR A320 (CONT ’D)STRUCTURAL MATERIALS FOR A320 (CONT ’D)

MENUMENU13/1313/13STRUCTURAL MATERIALS FOR A320STRUCTURAL MATERIALS FOR A320 MENUMENU

MENUMENU14/1314/13LOAD + DESIGN DETAILS: TAIL LOADS (ZONE 1)LOAD + DESIGN DETAILS: TAIL LOADS (ZONE 1)

PLAN



III - COMPROMIS MAINTENANCE / POIDS

IV - INFORMATION GENERAL SRM

V - EXEMPLE DE REPARATION



MENUMENU15/1315/13GUSTS / MANEUVER (FLIGHT)GUSTS / MANEUVER (FLIGHT) MENUMENU

MENUMENU16/1316/13LOAD CALCULATIONSLOAD CALCULATIONS MENUMENU

MENUMENU17/1317/13LOAD + DESIGN DETAILS: TAIL LOADS (ZONE 1)LOAD + DESIGN DETAILS: TAIL LOADS (ZONE 1) MENUMENU

MENUMENU18/1318/13LOAD + DESIGN DETAILS: FIN LOADS (ZONE 2)LOAD + DESIGN DETAILS: FIN LOADS (ZONE 2) MENUMENU

MENUMENU19/1319/13BUMPS / MANEUVER (GROUND)BUMPS / MANEUVER (GROUND) MENUMENU

MENUMENU20/1320/13STRESS CALCULATIONSSTRESS CALCULATIONS MENUMENU

MENUMENU21/1321/13LOADING CRITERIA - STATIC CONDITIONSLOADING CRITERIA - STATIC CONDITIONS MENUMENU

MENUMENU22/1322/13LOADING CRITERIA - FATIGUE CONDITIONSLOADING CRITERIA - FATIGUE CONDITIONS MENUMENU

MENUMENU23/1323/13STAGES OF TESTINGSTAGES OF TESTING MENUMENU

MENUMENU24/1324/13FULL SCALE STATIC TESTFULL SCALE STATIC TEST MENUMENU

MENUMENU25/1325/13FULL SCALE STATIC TESTINGFULL SCALE STATIC TESTING MENUMENU


PLAN






- FRAME REAIR- PRESSURE BULKHEAD REPAIR- DOOR FRAME REPAIR


MENUMENU27/1327/13STRUCTURAL DESIGN CONSIDERATIONSSTRUCTURAL DESIGN CONSIDERATIONS MENUMENU

MENUMENU28/1328/13TYPE CERTIFICATIONTYPE CERTIFICATION MENUMENU


PLAN








MENUMENU30/1330/13AIRFRAME CERTIFICATION DOCUMENTSAIRFRAME CERTIFICATION DOCUMENTS MENUMENU

MENUMENU31/1331/13 MENUMENUSRM EXISTING INSTRUCTIONS (CONT ’D)SRM EXISTING INSTRUCTIONS (CONT ’D)

MENUMENU32/1332/13SRM EXISTING INSTRUCTIONSSRM EXISTING INSTRUCTIONS MENUMENU

MENUMENU33/1333/13 MENUMENU

EXAMPLE

Frame Repair

REPAIR DESIGN PRACTICE

MENUMENU34/1334/13 MENUMENUGENERALGENERAL


PLAN








MENUMENU36/1336/13

REPAIRS

REGULATIONS

CHARACTERISTICSCHARACTERISTICS

SIZING LOADSSIZING LOADS

JUSTIFICATION PROCESSJUSTIFICATION PROCESS

FRAME REPAIR LOAD CONDITIONLOAD CONDITION

PRESSURE BULKHEAD REPAIR DOOR FRAME REPAIR REPAIR DOCUMENTATION

MENUMENU37/1337/13GENERALGENERAL MENUMENU

MENUMENU38/1338/13STRUCTURE REPAIR APPROVAL PROCEDURESTRUCTURE REPAIR APPROVAL PROCEDURE MENUMENU

MENUMENU39/1339/13MAIN FAILURE MODES - INTRODUCTIONMAIN FAILURE MODES - INTRODUCTION MENUMENU

MENUMENU40/1340/13MAIN FAIL. M. - FATIGUE AND DAMAGE TOL. REQUIREMENTSMAIN FAIL. M. - FATIGUE AND DAMAGE TOL. REQUIREMENTS MENUMENU


ORIGINAL DESIGN PHILOSOPHYORIGINAL DESIGN PHILOSOPHY

Detailed Structure And Sizing LoadsDetailed Structure And Sizing Loads

FUSELAGE - GENERALFUSELAGE - GENERAL

MENUMENU42/1342/13LOAD + DESIGN DETAILS: PURE PRESSURIZATION (ZONE 1)LOAD + DESIGN DETAILS: PURE PRESSURIZATION (ZONE 1) MENUMENU

MENUMENU43/1343/13 MENUMENULOAD + DESIGN DETAILS: FRAMESLOAD + DESIGN DETAILS: FRAMES

MENUMENU44/1344/13 MENUMENUPASSENGER FLOOR (ZONE 3) - LOADSPASSENGER FLOOR (ZONE 3) - LOADS

MENUMENU45/1345/13 MENUMENUPAS. FLOOR (ZONE 3) - PRESSURE + FUS. BENDING (ZONE 2)PAS. FLOOR (ZONE 3) - PRESSURE + FUS. BENDING (ZONE 2)

MENUMENU46/1346/13MATERIAL DATAMATERIAL DATA MENUMENU

MENUMENU47/1347/13ULTIMATE STRENGTH ANALYSIS - HYPOTHESISULTIMATE STRENGTH ANALYSIS - HYPOTHESIS MENUMENU

MENUMENU48/1348/13DAMAGE DESCRIPTIONDAMAGE DESCRIPTION MENUMENU

Description du dommage : mesure des dimensions caractéristiques

MENUMENU49/1349/13CUT-OUT DEFINITIONCUT-OUT DEFINITION MENUMENU

Elimination du dommage par découpe

MENUMENU50/1350/13REPAIR DRAWINGSREPAIR DRAWINGS MENUMENU

Pièce réparation fixée par :

4 rivets (position verticale) 1 rangée de rivets (pos horizontale) 7 rivets de chaque côtés de la découpe

MENUMENU51/1351/13 MENUMENUSTAT. STRENGTH ANALYSIS - ANGLE RESERVE FACTORSTAT. STRENGTH ANALYSIS - ANGLE RESERVE FACTOR

Comparaison section découpée , section de l ’éclisse

MENUMENU52/1352/13 MENUMENUULT. STR. AN. - RIVETING RESERVE FACTOR - SHEAR STR.ULT. STR. AN. - RIVETING RESERVE FACTOR - SHEAR STR.

Ftu cadre :400 N/mm²Af : 42,7mm²

D=4mm

Rivets aluminium

(cisaillement)

= 255 (3,14 x 4² / 4)

= 17080 / 7

= 3200 / 2440

Cisaillement des rivets

MENUMENU53/1353/13 MENUMENUULT. STR. AN. - RIVETING RESERVE FACTOR - BEARING STR.ULT. STR. AN. - RIVETING RESERVE FACTOR - BEARING STR.

= 615 x 1,2 x 4 = 2952 N

= 17080 / 7 = 2440 N

= 2952 / 2440 = 1,21

D = 4mm

(matage)

Matage du cadre :pièce d ’épaisseur la plus faible

MENUMENU54/1354/13FATIGUE STRENGTH ANALYSIS - HYPOTHESISFATIGUE STRENGTH ANALYSIS - HYPOTHESIS MENUMENU

MENUMENU55/1355/13FATIGUE STRENGTH ANALYSISFATIGUE STRENGTH ANALYSIS MENUMENU

= 1,2 / 1,4= 4 / 1,2

(pas rivet)

: 4

MENUMENU56/1356/13 MENUMENUFATIGUE STRENGTH ANALYSIS (CONT ’D)FATIGUE STRENGTH ANALYSIS (CONT ’D)

Clad 2024 T3ep cadre 1,2 / ep éclisse 1,4 = 0,86Dia rivet 4 / ep cadre 1,2 = 3,3aluminium D=4 mmpas = 20 mm4 rangées de rivets


REPAIR DEFINITION & JUSTIFICATION FOR LARGER FRAME DAMAGE

EXERCISE ANSWERS


MENUMENU59/1359/13REPAIR DEFINITION - ANSWER SHEETREPAIR DEFINITION - ANSWER SHEET MENUMENU

Enlever complètement le dommage

peinture : wash primer + primaire

MENUMENU60/1360/13REPAIR DEFINITIONREPAIR DEFINITION MENUMENU

MENUMENU61/1361/13REPAIR DEFINITION - ANSWER SHEET (CONT ’D)REPAIR DEFINITION - ANSWER SHEET (CONT ’D) MENUMENU

2024 T42 plaqué aluminium1,4 mm4 rangées rivets alu Diam 4 mmpas 20 mm

MENUMENU62/1362/13REPAIR DEFINITION (CONT ’D)REPAIR DEFINITION (CONT ’D) MENUMENU

MENUMENU63/1363/13ULTIMATE STRENGTH ANALYSIS - ANSWER SHEETULTIMATE STRENGTH ANALYSIS - ANSWER SHEET MENUMENU

20

22

8

67Ep 1,2

[ 8 + (22-2,4) + 67 + (20-1,2) ] 1,2 = 136,08 mm²

18,8

62,8

40

829

{ [ 8 + (29-2,8) + 40 ] 1,4 } { [ (18,8-1,4) + 62,8 ] 1,4 }+ = 216 mm²

400 x 136 / 216 = 252 N/mm²400 / 252 = 1,58

MENUMENU64/1364/13ULTIMATE STRENGTH ANALYSISULTIMATE STRENGTH ANALYSIS MENUMENU

MENUMENU65/1365/13ULTIMATE STRENGTH ANALYSIS - ANSWER SHEET (CONT ’D)ULTIMATE STRENGTH ANALYSIS - ANSWER SHEET (CONT ’D) MENUMENU

Charge à transmettre F = 400 x 136 = 54400 N

Charge par rivet (22 rivets simple cisaillement) : 54400 /22 = 2472 N

Charge admissible par rivet P = 255 (3,14 x 4² /4) =3200 N

Facteur de réserve : 3200 / 2472 = 1,29

Dia rivet x ep la plus faible : 4 x 1,2 = 4,8 mm²

Contrainte de matage par rivet : 2472 / 4,8 = 515 N/mm²

Facteur de réserve : 615 / 515 = 1,19

MENUMENU66/1366/13ULTIMATE STRENGTH ANALYSIS (CONT ’D)ULTIMATE STRENGTH ANALYSIS (CONT ’D) MENUMENU

MENUMENU67/1367/13ULTIMATE STRENGTH ANALYSISULTIMATE STRENGTH ANALYSIS MENUMENU

MENUMENU68/1368/13FATIGUE STRENGTH ANALYSISFATIGUE STRENGTH ANALYSIS MENUMENU


EXAMPLE

Forward Bulkhead Repair


MENUMENU70/1370/13GENERAL INSTRUCTIONSGENERAL INSTRUCTIONS MENUMENU

MENUMENU71/1371/13STEP 1: DAMAGE DESCRIPTIONSTEP 1: DAMAGE DESCRIPTION MENUMENU

MENUMENU72/1372/13STEP 2: CUT-OUT DEFINITIONSTEP 2: CUT-OUT DEFINITION MENUMENU

MENUMENU73/1373/13STEP 3: REPAIR DRAWINGSSTEP 3: REPAIR DRAWINGS MENUMENU

MENUMENU74/1374/13STEP 4: ULTIMATE STRENGTH ANALYSIS - HYPOTHESISSTEP 4: ULTIMATE STRENGTH ANALYSIS - HYPOTHESIS MENUMENU

MENUMENU75/1375/13STEP 4: BUTTSTRAP TO WEB CONNECTIONSTEP 4: BUTTSTRAP TO WEB CONNECTION MENUMENU


MENUMENU77/1377/13 MENUMENUSTEP 4: STRAP TO FRAME FLANGE RIVETINGSTEP 4: STRAP TO FRAME FLANGE RIVETING

MENUMENU78/1378/13 MENUMENUSTEP 4: HORIZONTAL STIFFENER SPLICINGSTEP 4: HORIZONTAL STIFFENER SPLICING

MENUMENU79/1379/13 MENUMENUSTEP 4: RIVETING RESERVE FACTORSTEP 4: RIVETING RESERVE FACTOR

MENUMENU80/1380/13STEP 4: FATIGUE STRENGTH ANALYSIS - HYPOTHESISSTEP 4: FATIGUE STRENGTH ANALYSIS - HYPOTHESIS MENUMENU


MENUMENU82/1382/13 MENUMENUSTEP 4: STRAP TO FRAME FLANGE RIVETINGSTEP 4: STRAP TO FRAME FLANGE RIVETING

MENUMENU83/1383/13 MENUMENUSTEP 4: HORIZONTAL STIFFENER SPLICINGSTEP 4: HORIZONTAL STIFFENER SPLICING


EXAMPLE

Forward Passenger Door Skin Repair


MENUMENU85/1385/13GENERAL INSTRUCTIONSGENERAL INSTRUCTIONS MENUMENU


MENUMENU87/1387/13CUT-OUT DEFINITIONCUT-OUT DEFINITION MENUMENU

MENUMENU88/1388/13REPAIR DRAWINGSREPAIR DRAWINGS MENUMENU

MENUMENU89/1389/13ULTIMATE STRENGTH ANALYSIS - HYPOTHESISULTIMATE STRENGTH ANALYSIS - HYPOTHESIS MENUMENU

MENUMENU90/1390/13ULTIMATE STRENGTH ANALYSIS - VERTICAL JUNCTIONULTIMATE STRENGTH ANALYSIS - VERTICAL JUNCTION MENUMENU

MENUMENU91/1391/13ULTIMATE STRENGTH ANALYSIS - VERTICAL JUNCTIONULTIMATE STRENGTH ANALYSIS - VERTICAL JUNCTION MENUMENU

MENUMENU92/1392/13 MENUMENUULTIMATE STRENGTH ANALYSIS - HORIZONTAL JUNCTIONULTIMATE STRENGTH ANALYSIS - HORIZONTAL JUNCTION

MENUMENU93/1393/13 MENUMENUULTIMATE STRENGTH ANALYSIS - HORIZONTAL JUNCTIONULTIMATE STRENGTH ANALYSIS - HORIZONTAL JUNCTION

MENUMENU94/1394/13 MENUMENUULTIMATE STRENGTH ANALYSIS - INTRODUCTIONULTIMATE STRENGTH ANALYSIS - INTRODUCTION

MENUMENU95/1395/13VERTICAL JUNCTION - SECTION 1VERTICAL JUNCTION - SECTION 1 MENUMENU

MENUMENU96/1396/13VERTICAL JUNCTION - SECTION 2VERTICAL JUNCTION - SECTION 2 MENUMENU

MENUMENU97/1397/13

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LOAD + DESIGN DETAILS: TAIL LOADS (ZONE 1)LOAD + DESIGN DETAILS: TAIL LOADS (ZONE 1)


DOCUMENTATIONDOCUMENTATION

AIRBUS DOC. TO BE USED FOR STRUCTURE PURPOSESAIRBUS DOC. TO BE USED FOR STRUCTURE PURPOSES

Airbus DocumentationAirbus Documentation


STRUCTURAL REPAIR DESIGNSTRUCTURAL REPAIR DESIGN

MANUFACTURING RULES INCLUDINGMANUFACTURING RULES INCLUDINGSURFACE PROTECTIONSURFACE PROTECTION

Repair DesignRepair Design

MENUMENU100/13

100/13

MAINTENANCE DOCUMENTSMAINTENANCE DOCUMENTS MENUMENU

MENUMENU101/13

101/13

STRUCTURAL REPAIR DOCUMENTSSTRUCTURAL REPAIR DOCUMENTS MENUMENU

MENUMENU102/13

102/13

MENUMENU

DOCUMENTATIONDOCUMENTATION

STRUCTURAL REPAIR MANUAL (SRM) PRESENTATIONSTRUCTURAL REPAIR MANUAL (SRM) PRESENTATION

Airbus DocumentationAirbus Documentation

MENUMENU103/13

103/13

INTRODUCTIONINTRODUCTION MENUMENU

MENUMENU104/13

104/13

NUMBERING SYSTEMNUMBERING SYSTEM MENUMENU

MENUMENU105/13

105/13

MENUMENUPAGE BLOCK ALLOCATIONPAGE BLOCK ALLOCATION

MENUMENU106/13

106/13

MENUMENUCHAPTER 51 CONTENTSCHAPTER 51 CONTENTS

MENUMENU107/13

107/13

MENUMENUCHAPTER 51 CONTENTS (CONT ’D)CHAPTER 51 CONTENTS (CONT ’D)

MENUMENU108/13

108/13

MENUMENUCHAPTER 51 CONTENTS (CONT ’D)CHAPTER 51 CONTENTS (CONT ’D)

MENUMENU109/13

109/13

MENUMENUCHAPTERS 52-57 LAYOUT AND CONTENTSCHAPTERS 52-57 LAYOUT AND CONTENTS

MENUMENU110/13

110/13

MENUMENU§ 52-57 LAYOUT & CONTENTS - IDENTIFICATION PAGES§ 52-57 LAYOUT & CONTENTS - IDENTIFICATION PAGES

MENUMENU111/13

111/13

MENUMENU§ 52-57 LAYOUT & CONTENTS - IDENTIFICATION PAGES§ 52-57 LAYOUT & CONTENTS - IDENTIFICATION PAGES

MENUMENU112/13

112/13

MENUMENU§ 52-57 LAYOUT & CONTENTS - ALLOWABLE DAMAGE P.§ 52-57 LAYOUT & CONTENTS - ALLOWABLE DAMAGE P.

MENUMENU113/13

113/13

MENUMENU§ 52-57 LAYOUT AND CONTENTS - REPAIR PAGES§ 52-57 LAYOUT AND CONTENTS - REPAIR PAGES

MENUMENU114/13

114/13

MENUMENU§ 52-57 LAYOUT AND CONTENTS - REPAIR PAGES (CONT ’D)§ 52-57 LAYOUT AND CONTENTS - REPAIR PAGES (CONT ’D)

MENUMENU115/13

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MENUMENUEFFECTIVITIESEFFECTIVITIES

MENUMENU116/13

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MENUMENUEFFECTIVITIESEFFECTIVITIES

MENUMENU117/13

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MENUMENUMANUAL GENERAL USAGE PROCEDUREMANUAL GENERAL USAGE PROCEDURE

MENUMENU118/13

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Documents

DESIGN DESCRIPTION