Foldcore sandwich structures and their impact behaviour: An overview

Solid Mechanics and its Applications

Volumn 192, Issue , 2013, Pages 491-544

  Heimbs, Sebastian ^a  

^a AIRBUS GROUP INNOVATIONS   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

CELLULAR CONFIGURATION; COMPRESSION AND SHEAR; DAMAGE ASSESSMENTS; HIGH-VELOCITY IMPACT; IMPACT PERFORMANCE; LITERATURE OVERVIEW; STATIC AND DYNAMIC TESTS; ZIG-ZAG STRUCTURES;

BIOMECHANICS; COMPUTER SIMULATION; DAMAGE DETECTION; INDUSTRIAL APPLICATIONS; MECHANICAL PROPERTIES;

SANDWICH STRUCTURES;

EID: 84884826182     PISSN: 09250042     EISSN: None     Source Type: Book Series    
DOI: 10.1007/978-94-007-5329-7_11     Document Type: Article

References (134)

1. Heimbs S (2008) Sandwichstrukturen mit Wabenkern: Experimentelle und numerische Analyse des Schädigungsverhaltens unter statischer und kurzzeitdynamischer Belastung. Dissertation, Technische Universität Kaiserslautern
2. Miura K (1972) Zeta-core sandwich - its concept and realization. ISAS Report 480, Institute of Space and Aeronautical Science, University of Tokyo
3. Rapp EG (1960) Sandwich-type structural element. US Patent 2,963,128
4. Miura K (1975) New structural form of sandwich core. J Aircraft 12:437-441
5. Hunt JF (2004) 3D structural panels: a literature review. In: Proceedings of the 7th Pacific Rim Bio-based composites symposium, vol II, Nanjing
6. Lebée A (2010) Thick periodic plates homogenization, application to sandwich panels including chevron folded core. Dissertation, Université Paris-Est
7. Khaliulin VI, Batrakov VV (2005) Technological schemes of zigzag crimp shaping. Izvestiya VUZ - Aviatsionnaya Tekhnika 48:68-73
8. Schenk M, Allwood JM, Guest SD (2011) Cold gas-pressure folding of miura-ori sheets. In: International conference on technology of plasticity (ICTP 2011), Aachen
9. Nojima T, Saito K (2006) Development of newly designed ultra-light core structures. JSME Int J A 49:38-42 (Pubitemid 44110996)
10. Khaliulin VI, Batrakov VV, Menyashkin DG (2007) On structural and manufacturing capabilities of folded structures for use in sandwich panels. In: SAMPE Europe international conference, Paris, pp 141-148
11. Klett Y, Drechsler K, Kolax M,Wentzel H, Kehrle R (2007) Design of multifunctional folded core structures for aerospace sandwich applications. In: 1st CEAS European air and space conference, Deutscher Luft- und Raumfahrtkongress, Berlin, pp 903-908
12. Zakirov IM, Alexeev KA (2006) New folded structures for sandwich panels. In: SAMPE 2006, Long Beach, CA
13. Zakirov IM, Nikitin A, Alexeev K, Mudra C (2006) Folded structures: performance, technology and production. In: SAMPE Europe international conference, Paris, pp 234-239
14. Khaliulin VI (2005) A technique for synthesizing the structures of folded cores of sandwich panels. Izvestiya VUZ - Aviatsionnaya Tekhnika 48:7-12 (Pubitemid 43809585)
15. Khaliulin VI (2003) Classification of regular row-arranged folded structures. Izvestiya VUZ - Aviatsionnaya Tekhnika 46:7-12
16. Khaliulin VI (1995) Geometrical modelling at synthesis of structures for folded fillers of multi-layer panels. Vestnik of KSTU 1:31-40
17. Drechsler K, Kehrle R (2004) Manufacturing of folded core-structures for technical applications. In: SAMPE Europe international conference, Paris, pp 508-513
18. Zakirov IM, Alekseyev KA (2005) Determination of four-beam spiral folded structure parameters. Izvestiya VUZ - Aviatsionnaya Tekhnika 48:57-61 (Pubitemid 43809654)
19. Hähnel F, Wolf K, Hauffe A, Alekseev KA, Zakirov IM (2011) Wedge-shaped folded sandwich cores for aircraft applications: from design and manufacturing process to experimental structure validation. CEAS Aeronaut J. doi:10.1007/s13272-011-0014-8
20. Zakirov IM, Alekseev KA, Wolf K, Hähnel F (2010) Issues of design and manufacture of wedge-shaped folded cores. Modern technologies and materials - a key part in the revival of the domestic aviation industry. In: Proceedings of the international scientific-practical conference, vol 2, Kazan, pp 110-119
21. Fischer S, Drechsler K (2008) Aluminium foldcores for sandwich structure application. In: CELLMET2008, cellular metals for structural and functional applications, international symposium, Dresden
22. Khaliulin VI, Dvoyeglazov IV (2000) Experimental equipment for isometric shaping of thin-walled relief structures. In: Machine tools, automation and robotics in mechanical engineering, International Congress, Praha, pp 68-74
23. Fischer S, Drechsler K, Kilchert S, Johnson A (2009) Mechanical tests for foldcore base material properties. Composites A 40:1941-1952
24. Grzeschik M, Fischer S, Drechsler K (2009) Potential of high performance foldcores made out of PEEK polymer. In: SAMPE Europe technical conference, Bristol, pp 94-101
25. Grzeschik M, Drechsler K (2010) Experimental studies on folded cores. In: 9th international conference on dandwich structures, ICSS-9, Pasadena, CA
26. Heimbs S, Cichosz J, Klaus M, Kilchert S, Johnson AF (2010) Sandwich structures with textile-reinforced composite foldcores under impact loads. Compos Struct 92:1485-1497
27. Fischer S, Heimbs S, Kilchert S, Klaus M, Cluzel C (2009) Sandwich structures with folded core: manufacturing and mechanical behaviour. In: SAMPE Europe international conference, Paris
28. Basily BB, Elsayed EA (2004) Dynamic axial crushing of multi-layer core structures of folded chevron patterns. Int J Mater Prod Technol 21:169-185
29. Basily BB, Elsayed EA (2005) Design and development of lightweight sandwich structures with innovative sheet folded cores. Working papers, Department of Industrial and Systems Engineering, Rutgers University
30. Mudra C, Hachenberg D (2003) Alternative sandwich core structures - efficient investigation of application potential by using finite element modelling. In: SAMPE Europe international conference, Paris, 444-448
31. Zakirov IM, Alekseev KA, Kayumov RA, Gainutdinov IR (2009) Some possible techniques for improving the strength characteristics of folded cores from sheet composite materials. Russian Aeronaut (Iz VUZ) 52:347-350
32. Endres G, Luinge H,Meer T,Miletic A, Redmann D, Grzeschik M, Kehrle R, Klett Y,Wurzel R, Stierlen P, Wank M, Reiter K (2010) Innovative Faltstrukturen für Kernverbunde. Final report, BMBF-Project
33. Cichosz J (2009) Simulation des Impact-Verhaltens von Sandwichstrukturen mit Faltwabenkern. Diploma thesis, University of Stuttgart
34. Wang ZJ, Xu QH (2006) Experimental research on soundproof characteristics for the sandwich plates with folded core. J Vib Eng 19:65-69
35. Khaliulin VI, Dvoyeglazov IV (2001) On technological problems of fabrication of relief designs by isometric transformations of thin sheet. Trans Nanjing Univ Aeronaut Astronaut 18:11-16
36. Zakirov IM, Alekseyev KA (2004) Shaping of folded single-curvature cores. In: Proceedings of the all-union scientific-practical conference on aerospace technologies and equipment, Kazan, pp 5-9
37. Elsayed EA, Basily BB (2003) A continuous folding process for sheet materials. In: ICPR-17, conference proceedings, Blacksburg, VA
38. Zakirov IM, Nikitin A, Akishev N, Rückert C, Mudra C (2005) Technology research and equipment development for fabrication of folded structure sandwich core from new material. In: SAMPE Europe International Conference, Paris, pp 429-434
39. Elsayed EA, Basily BB (2004) A continuous folding process for sheet materials. Int J Mater Prod Technol 21:217-238
40. Zakirov IM, Alekseev KA (2007) Parameters of a creasing-bending machine as applied to the scheme of transverse rotary shaping of chevron structures. Russian Aeronaut (Iz VUZ) 50:186-192 (Pubitemid 47423183)
41. Rosskamp S (2008) Integration von Befestigungselementen in Kernverbundbauteile und Charakterisierung des Versagensverhaltens. Diploma thesis, Universität Bremen
42. Weeks CA, Sun CT (1994) Multi-core composite laminates. J Adv Mater 25:28-37
43. Schenk M, Guest SD (2009) Folded textured sheets. In: Proceedings of the International Association for Shell and Spatial Structures (IASS) symposium 2009, Valencia
44. Schenk M, Guest SD (2010) Origami aolding: a structural engineering approach. In: Proceedings of the 5th international conference on origami in science, mathematics and education, Singapore
45. Drechsler K, Middendorf P, Van Den Broucke B, Heimbs S (2008) Advanced composite materials - technologies, performance and modelling. In: Guedra Degeorges D, Ladeveze P (eds) Course on emerging techniques for damage prediction and failure analysis of laminated composite structures. Cepadues Editions, Toulouse, pp 147-197
46. Heimbs S, Middendorf P, Kilchert S, Johnson AF, Maier M (2007) Numerical simulation of advanced folded core materials for structural sandwich applications. In: CEAS 2007, 1st European air and space conference, Deutscher Luft- und Raumfahrt Kongress, Berlin, pp 2889-2896
47. Hauffe A (2007) Theoretische/Numerische Bestimmung des CAI-Verhaltens von CFKSandwich. Report ILR-LFT/CR07-03/1, Technische Universität Dresden
48. Heimbs S, Middendorf P, Kilchert S, Johnson AF, Maier M (2007) Experimental and numerical analysis of composite folded sandwich core structures in compression. Appl Compos Mater 14:363-377
49. Cluzel C, Baranger E, Dorival O, Razzouck F (2011) Modelling and multiscale experimental identification of an origami-like sandwich core. JNC 17, 17èmes Journées Nationales sur les Composites, Poitiers
50. Heimbs S, Middendorf P, Hampf C, Hähnel F, Wolf K (2008) Aircraft sandwich structures with folded core under impact load. In: 8th international conference on sandwich structures (ICSS-8), Porto, pp 369-380
51. Fischer S, Grzeschik M, Drechsler K (2009) Experimental and numerical parameter study of foldcores. In: SAMPE Europe technical conference, Bristol, 2009
52. Foray PO (2011) Untersuchung der Energieabsorptionseigenschaften verschiedener zellulärer Kernstrukturen. Diploma thesis, Technische Universität München
53. Heimbs S, Schmeer S, Middendorf P, Maier M (2007) Strain rate effects in phenolic composites and phenolic-impregnated honeycomb structures. Compos Sci Technol 67: 2827-2837 (Pubitemid 47289206)
54. Kazemahvazi S, Kiele J, Russell B, Deshpande V, Zenkert D (2010) Impact properties of corrugated composite sandwich cores. In: 9th international conference on sandwich structures (ICSS-9), Pasadena, CA
55. Mamalis AG, Yuan YB, Viegelahn GL (1992) Collapse of thin-walled composite sections subjected to high speed axial loading. Int J Vehicle Des 13:564-579 (Pubitemid 23618899)
56. Thornton PH, Harwood JJ, Beardmore P (1985) Fiber-reinforced plastic composites for energy absorption purposes. Compos Sci Technol 24:275-298 (Pubitemid 16502876)
57. Thornton PH (1979) Energy absorption in composite structures. J Compos Mater 13:247-262
58. Newill JF, Vinson JR (1993) Some high strain rate effects on composite materials. In: 9th international conference on composite materials (ICCM-9), Madrid, part 5, pp 269-277
59. Kawata K, Hashimoto S, Takeda N (1982) Mechanical behaviours in high velocity tension of composites. In: Progress in science and engineering of composites (ICCM-4), Tokyo, pp 861-870
60. Heimbs S, Middendorf P, Hampf C, Hähnel F, Wolf K (2009) Aircraft sandwich structures with folded core under impact load. Compos Solut Aero&Space 3:7-13
61. Kintscher M, Kärger L (2006) Versagen von Faltwaben- und Honigwabenkernen unter kombinierter Druck-Schub-Belastung. Report 131-2006/07, DLR Braunschweig, Institut für Faserverbundleichtbau und Adaptronik
62. Hartung D, Kintscher M, Kärger L, Wetzel A (2006) Stiffness and failure behaviour of folded sandwich cores under combined transverse shear and compression. In: CompTest 2006, composites testing and model identification, Porto
63. Kintscher M, Kärger L,Wetzel A, Hartung D (2007) Stiffness and failure behaviour of folded sandwich cores under combined transverse shear and compression. Composites A 38:1288-1295 (Pubitemid 46428178)
64. Kehrle R (2006) 4-Punkt-Biegeversuch von Faltwaben-Sandwichstrukturen. Report, EMIR Project, IFB Stuttgart
65. Klaus M, Reimerdes HG (2009) Residual strength simulations of sandwich panels after impact. In: 17th international conference on composite materials (ICCM-17), Edinburgh
66. Baranger E, Cluzel C, Razzouk El Mohammadi F (2010) A multilevel approach for the prediction of skin/core debonding of foldcore sandwich structures. In: 14th European conference on composite materials (ECCM-14), Budapest
67. Khaliulin VI, Mardanova GN (1996) Construction of different configurations of light filler of z-corrugation type. Vestnik of KSTU 2:12-18
68. Kling DH (1997) Doubly periodic flat surfaces in three-space. Dissertation, Rutgers State University of New Jersey
69. Kayumov RA, Zakirov IM, Alekseev KP, Alekseev KA, Zinnurov RA (2007) Determination of load-carrying capacity in panels with chevron-type cores. Russian Aeronaut (Iz VUZ) 50:357-361 (Pubitemid 351559677)
70. Voll N (2007) Charakterisierung und Optimierung von Wabenkernen für Sandwichstrukturen mit Hilfe der Finite-Elemente-Methode. Diploma thesis, Technische Universität Darmstadt
71. Zakirov IM, Katayev YP, Nikitin AV (2004) Folded-plate structures alteration when bent. Sci Tech J 'Polyot' ('Flight') 2:50-53
72. Lebee A, Sab K (2009) Transverse shear stiffness of a chevron folded core used in sandwich construction. In: JNC16, 16èmes Journées Nationales sur les Composites, Toulouse
73. Lebee A, Sab K (2010) Reissner-Mindlin shear moduli of a sandwich panel with periodic core material. In: Maugin GA, Metrikine AV (eds) Mechanics of generalized continua, advances in mechanics and mathematics, vol 21. Springer, New York, pp 169-177
74. Abrate S (1998) Impact on composite structures. Cambridge University Press, Cambridge
75. Johnson A (2009) Novel structural core sandwich materials for aircraft applications: CELPACT project overview. In: SAMPE Europe international conference, Paris
76. Engineering of multifunctional integrated CFRP structures - EMIR (2003-2007), Project Luftfahrtforschungsprogramm III, 20W0301A, Airbus Deutschland GmbH
77. Hampf C (2007) Experimentelle Ermittlung und numerische Simulation des mechanischen Verhaltens von Sandwichstrukturen mit Faltwabenkern unter Impactbelastung. Diploma thesis, Technische Universität Dresden
78. Labeas G, Johnson A, Mines R, Klaus M, Siviour C (2009) The impact performance of sandwich structures with innovative cellular metal and folded composite cores. In SAMPE Europe international conference, Paris
79. Kilchert S, Johnson AF, Voggenreiter H (2009) Modelling the impact behaviour of sandwich structures with folded composite cores. In: 15th international conference on composite structures (ICCS-15), Porto
80. Johnson AF, Kilchert S (2010) Modelling impact damage in sandwich structures with folded composite cores. In: 4th European conference on computational mechanics, ECCM 2010, Paris
81. Ullmann T, Jemmali R, Voggenreiter H (2008) Bauteiltest: 3D-Analyse prüft Vorhersagen von Simulationsmodellen. Konstruktion 5:12-14
82. Hähnel F, Weiße J (2007) Experimentelle Bestimmung des CAI-Verhaltens von CFKSandwich. Report ILR-LFT/CR07-02, Part 1, Technische Universität Dresden
83. Klaus M, Reimerdes HG (2010) Influence of delaminations in sandwich skins on residual strength after impact simulations. In: 9th international conference on sandwich structures (ICSS-9), Pasadena, CA
84. Weiße J, Hähnel F, Hauffe A, Wolf K (2008) Simulation des Impactverhaltens von CFKSandwichpanels unter Vorlast. In: 7th German LS-Dyna Forum, Bamberg
85. Heimbs S, Cichosz J, Kilchert S, Klaus M (2009) Sandwich panels with cellular cores made of folded composite material: mechanical behaviour and impact performance. In: 17th international conference on composite materials (ICCM-17), Edinburgh
86. Heimbs S (2011) Impact on sandwich structures with folded core. In: Workshop on dynamic failure of composite and sandwich structures, Toulouse, pp 141-144
87. Wachinger G, Angerer E, Middendorf P, Schouten M (2008) Impact protection structures for composite fuselage application. In: SAMPE Europe international conference, Paris, pp 271-277
88. Kilchert S, Johnson A, Reiter A, Jemmali R (2009) Gas gun impact tests on improved sandwich panels. Project report D32-5A/D33-2A, CELPACT, cellular structures for impact performance, EU FP7, Contract AST5-CT-2006-031038
89. Pentecote NT, Johnson AF, Ritt S, Voggenreiter H (2006) Impact-tolerante Leichtbaustrukturen. Konstruktion 9:19-21
90. Toso-Pentecote N, Johnson A (2007) Impact damage in sandwich composite structures from gas gun tests. In: Proceedings of the 13th international conference on experimental mechanics (ICEM13), Alexandroupolis
91. Heimbs S, Kilchert S, Fischer S, Klaus M, Baranger E (2009) Sandwich structures with folded core: mechanical modelling and impact simulations. In: SAMPE Europe international conference, Paris
92. Heimbs S (2009) Virtual testing of sandwich core structures using dynamic finite element simulations. Comp Mater Sci 45:205-216
93. Heimbs S (2008) Virtual testing of sandwich core structures with LS-Dyna. In: 26th CADFEM users' meeting, Darmstadt
94. Hachenberg D, Mudra C, Nguyen M (2003) Folded structures - an alternative sandwich core material for future aircraft concepts. Deutscher Luft- und Raumfahrt Kongress, Munich, pp 165-174
95. Nguyen MQ, Jacombs SS, Thomson RS, Hachenberg D, Scott ML (2005) Simulation of impact on sandwich structures. Compos Struct 67:217-227 (Pubitemid 39660438)
96. Streubig M, Wolf K (2007) SAND-MESHplus - a parameter controlled finite element pre-processor for composite sandwich structures. In: 1st CEAS European air and space conference, Deutscher Luft- und Raumfahrtkongress, Berlin, pp 2227-2232
97. Tsujii Y, Tanaka K, Nishida Y (1995) Analysis of mechanical properties of aramid honeycomb core. Trans Jpn Soc Mech Eng 61:1608-1614
98. Foo CC, Chai GB, Seah LK (2007) Mechanical properties of Nomex material and Nomex honeycomb structure. Compos Struct 80:588-594 (Pubitemid 46359849)
99. Baranger E, Cluzel C, Guidault PA (2011) Modelling of the behaviour of aramid folded cores up to global crushing. Strain 47:170-178
100. Fischer S, Drechsler K, Kilchert S, Johnson A (2008) Mechanical tests for foldcore base material properties. In: CompTest 2008, composite testing & model identification, Dayton, OH
101. Kilchert S, Johnson AF, Voggenreiter H (2008) Finite element modelling of phenolic resin impregnated aramid paper adopted in foldcore sandwich cores. In: Ninth international conference on computational structures technology (CST 2008), Athens
102. Zakirov IM, Alekseev KA, Movchan GV (2008) Influence of coating thickness on geometric parameters of a chevron core. Russian Aeronaut (Iz VUZ) 51:326-329
103. Mehrens T (2006) Simulation eines CFK-Sandwichrumpfes unter hochdynamischer Belastung. Diploma thesis, Hochschule für Angewandte Wissenschaften Hamburg
104. Heimbs S, Mehrens T, Middendorf P, Maier M, Schumacher A (2007) Numerical determination of the nonlinear effective mechanical properties of folded core structures for aircraft sandwich panels. In: 6th European LS-Dyna users conference, Gothenburg
105. Baranger E, Guidault PA, Cluzel C (2011) Numerical modelling of the geometrical defects of an origami-like sandwich core. Compos Struct 93:2504-2510
106. Baranger E, Cluzel C, Guidault PA, Allix O (2009) Modelling of the behaviour of aramid folded cores up to global crushing. In: 17th international conference on composite materials (ICCM-17), Edinburgh
107. Baranger E, Guidaut PA, Cluzel C (2010) Amultiscale approach for the prediction of crushing of a folded core sandwich structure. In: 9th international conference on sandwich structures (ICSS-9), Pasadena, CA
108. Johnson AF, Pentecôte N (2005) Modelling impact damage in double-walled composite structures. In: Proceedings of the 8th international conference on computational plasticity (COMPLAS VIII), Barcelona
109. Johnson AF (2008) Novel hybrid structural core sandwich materials for aircraft applications. In: 11th Euro-Japanese symposium on composite materials, Porto
110. Fischer S, Drechsler K (2009) FE-simulation of foldcores made out of resin impregnated aramid fiber paper. In: SAMPE Europe international conference, Paris, pp 48-55
111. Heimbs S (2009) Eigenschaftsbestimmung zellulärer Wabenkernstrukturen anhand virtueller Tests. CADFEM Infoplaner 1:50-52
112. Bender B, Fischer S, Drechsler K (2011) Optimizing a foldcore concerning density specific stiffness properties. In: SAMPE Europe international conference, Paris
113. Kärger L (2004) Efficient impact damage prediction of composite sandwich structures. In: FENet technology workshop, Glasgow
114. Tessmer J, Kärger L, Wetzel A (2006) Simulation innovativer Sandwichbauteile. In: 12th national SAMPE symposium, Braunschweig
115. Mudra C (2002) Bestimmung mechanischer Eigenschaften von faserverstärkten Faltwaben unter Verwendung der Methode der finiten Elemente. Diploma thesis, Technische Universität Dresden
116. KlausM, Reimerdes HG (2010) Numerical investigation of different strength after impact test procedures. In: Proceedings of the IMPLAST 2010 conference, Providence, RI
117. Matzenmiller A, Lubliner J, Taylor RL (1995) A constitutive model for anisotropic damage in fiber-composites. Mech Mater 20:125-152
118. Schweizerhof K, Weimar K, Münz T, Rottner T (1998) Crashworthiness analysis with enhanced composite material models in LS-DYNA - merits and limits. In: 5th international LS-DYNA users conference, Southfield, MI
119. Chang FK, Chang KY (1987) A progressive damage model for laminated composites containing stress concentrations. J Compos Mater 21:834-855
120. Borg R, Nilsson L, Simonsson K (2001) Simulation of delamination in fiber composites with a discrete cohesive failure model. Compos Sci Technol 61:667-677 (Pubitemid 32418286)
121. Rückert C (2001) Der CFK-Rumpf - Anforderungen an Werkstoffe und Verfahren aus innovativen Bauweisen. Deutscher Luft- und Raumfahrtkongress, Hamburg, pp 277-280
122. Kupke M, Rückert C, Hachenberg D, Dolzinski WD, Kolax M (2002) Der CFK-Rumpf -Ergebnisse aus Bauweisenkonzeption und Wissenserwerb. Deutscher Luft- und Raumfahrtkongress, Stuttgart
123. Radmann T (2003) Fertigungstechnologien für CFK-Rumpfschalen. Deutscher Luft- und Raumfahrtkongress, Munich
124. Rückert C (2003) Validierung von Bauweisen für einen CFK-Rumpf - Werkstoff und Verfahrensauswahl. Deutscher Luft- und Raumfahrtkongress, Munich
125. Kupke M, Kolax M (2003) CFK-Rumpf: Zukunftssicherung mit Verbundwerkstoffen. Deutscher Luft- und Raumfahrtkongress, Munich
126. Kolax M (2003) Fortschrittliche Rumpfstrukturen aus Faserverbundwerkstoffen. Final report TN-ESD2-1209-1/2003, Luftfahrtforschungsprogramm, project 'CFK-Rumpf'
127. Rückert C (2004) Double skin composite fuselage design - materials & process approaches for test article realisation. In: SAMPE Europe international conference, Paris, pp 438-443
128. Kolax M (2004) Concept and technology: advanced composite fuselage structures. JEC Compos 10:31-33 (Pubitemid 38830945)
129. Kupke M, Kolax M (2004) CFRP-fuselage - ensuring future competitiveness. In: SAMPE Europe international conference, Paris, pp 432-437
130. Kolesnikov BY, Herbeck L (2004) Carbon fiber composite airplane fuselage: concept and analysis. In: ILA international conference 'Merging the efforts: Russia in European research programs on aeronautics', Berlin
131. Kehrle R, Kolax M (2006) Sandwich structures for advanced next generation fuselage concepts. In: SAMPE Europe technical conference, Toulouse, pp 11-16
132. Drechsler K, Kehrle R, Klett Y, Thorsteinsson E (2006) Faltwabenkerne für multifunktionale Leichtbaustrukturen. In 2nd Materialica Composites-Congress 'Composites in automotive & aerospace', Munich
133. Zakirov IM, Alexeev KA (2008) Sandwich panels featuring chevron cores for airframe and building structures - properties and technology thereof. In: SAMPE Europe international conference, Paris, pp 201-205
134. Khaliulin VI, Batrakov VV (2004) Sound-absorbing structures and elements of folded structure filters. In: Proceedings of the all-union scientific-practical conference on aerospace technologies and equipment, Kazan, pp 115-117