Exact and Adaptive Modeling and Simulation of the Air Passage of Aircraft Engines

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JKU, Science Park, Linz

MTU Aero Engines (© MTU Aero Engines)

(© MTU Aero Engines)

(© MTU Aero Engines)

Publications

2015-2016

CORDIS - EXAMPLE Result In Brief

A. Bressan, D. Mokriš: A Versatile Strategy for the Implementation of Adaptive Splines. NFN Technical Report No. 50, pp. 1 - 24, 2016.

D. Mokriš, B. Jüttler: Low rank interpolation of boundary spline curves. submitted to Comp. Aided Geom. Design, 2017

A. Bressan, B. Jüttler: Inf-sup stability of isogeometric Taylor-Hood and SubGrid methods for the Stokes problem with hierarchical splines. submitted to IMA J. of Numerical Analysis, 2016

A. Seiler, B. Jüttler: Adaptive Numerical Quadrature for the Isogeometric Discontinuous Galerkin Method. submitted to Math. Meth. for Curves and Surfaces, LNCS, 2016

N. Engleitner, B. Jüttler, U. Zore: Partially Nested Hierarchical Refinement of Bivariate Tensor-product Splines with Highest Order Smoothness. submitted to Math. Meth. for Curves and Surfaces, LNCS, 2016

F. Buchegger, B. Jüttler: Planar multi-patch domain parameterization via patch adjacency graphs. Computer-Aided Design, 2017, vol. 82, pp. 2 - 12, DOI: 10.1016/j.cad.2016.05.019

M. Kapl, F. Buchegger, M. Bercovier, Bert Jüttler: Isogeometric Analysis with Geometrically Continuous Functions on Planar Multi-Patch Geometries. Comp. Meth. Appl. Mech. Engrg., 2016, in press, DOI: 10.1016/j.cma.2016.06.002

B. Jüttler, D. Mokriš, U. Zore: Completeness of generating systems for quadratic splines on adaptively refined criss-cross triangulations. Comp. Aided Geom. Design, 45 (2016), 91-107, DOI: 10.1016/j.cagd.2016.03.005.

U. Zore, B. Jüttler, J. Kosinka: On the Linear Independence of Truncated Hierarchical Generating Systems. J. Comput. Appl. Math., 306 (2016), pp. 200-216. DOI: 10.1016/j.cam.2016.04.014.

C. Hofreither, B. Jüttler, G. Kiss, W. Zulehner: Multigrid methods for isogeometric analysis with {THB}-splines. Comp. Meth. Appl. Mech. Engrg, 308 (2016), pp. 96-112. DOI: 10.1016/j.cma.2016.05.005.

C. Giannelli, B. Jüttler, S.K. Kleiss, A. Mantzaflaris, B. Simeon, J. Špeh: THB-splines: An effective mathematical technology for adaptive refinement in geometric design and isogeometric analysis, Comp. Meth. Appl. Mech. Engrg., 2016, vol. 299, pp. 337 - 365. DOI: 10.1016/j.cma.2015.11.002.

Dang-Manh Nguyen, M. Pauley, B. Jüttler:
Isogeometric Segmentation. Construction of auxiliary curves, Computer-Aided Design, Vol. 70, 2016, pp. 89 - 99. DOI: 10.1016/j.cad.2015.06.014.

F. Buchegger, B. Jüttler, A. Mantzaflaris:
Adaptively Refined Multi-Patch B-splines with Enhanced Smoothness, Applied Mathematics and Computation, Vol 272, 2016, pp. 159 - 172. DOI: 10.1016/j.amc.2015.06.055,

M. Pauley, Dang-Manh Nguyen, D. Mayer, J. Špeh, O. Weeger, B. Jüttler: The isogeometric segmentation pipeline, in Isogeometric Analysis and Applications, eds. B. Jüttler and B. Simeon, LNCS, Springer, 2015, vol. 107, pp. 51-72. DOI: 10.1007/978-3-319-23315-4_3.

B. Jüttler: A primer on splines and NURBS for isogeometric analysis. In "Isogeometric Methods for Numerical Simulation", Springer 2015, Eds. G. Beer and S. Bordas, Vol. 561, pp. 1-20, CISM International Centre for Mechanical Sciences. DOI: 10.1007/978-3-7091-1843-6_1

A. Bressan, B. Jüttler:
A Hierarchical Construction of LR Meshes in 2D, Computer Aided Geometric Design, 2015, vol. 37, pp. 9-24. DOI: 10.1016/j.cagd.2015.06.002

A. Falini, J. Špeh, B. Jüttler: Planar domain parameterization with THB-splines, Computer Aided Geometric Design, 2015, vol. 35-36, pp. 95-108. DOI: 10.1016/j.cagd.2015.03.014

2013 - 2014

B. Jüttler, U. Langer, A. Mantzaflaris, St. E. Moore, W. Zulehner: Geometry + Simulation Modules: Implementing Isogeometric Analysis. Proceedings in Applied Mathematics and Mechanics, pp. 961-962, Vol. 14, 2014, DOI: 10.1002/pamm.201410461

D. Mokriš, B. Jüttler, C. Giannelli:
On the completeness of hierarchical tensor-product B-splines, Journal of Computational and Applied Mathematics, vol 271, 2014, pp. 53-70. DOI 10.1016/j.cam.2014.04.001

F. Buchegger, B. Jüttler, M. Kapl:
Total curvature variation fairing for medial axis regularization. Graphical Models, 2014, vol. 76 (iss. 6), pp. 633-647. DOI:10.1016/j.gmod.2014.06.004

D. Mokriš and B. Jüttler. TDHB-splines:
The truncated decoupled basis of hierarchical tensorproduct splines. Computer Aided Geometric Design, vol 31, (iss. 7-8), 2014, pp. 531-544. DOI: 10.1016/j.cagd.2014.05.004

D.-M. Nguyen, M. Pauley, B. Jüttler:
Isogeometric Segmentation. Part II: On the segmentability of contractible solids with non-convex edges. Graphical Models, 2014, vol. 76 (iss. 5), pp. 426-439. DOI:10.1016/j.gmod.2014.03.013

G. Kiss, C. Giannelli, U. Zore, B. Jüttler, D. Großmann, J. Barner:
Adaptive CAD model (re)construction with THB-splines. Graphical Models, vol 76, (iss. 5), 2014-09, pp. 273-288. DOI 10.1016/j.gmod.2014.03.017

C. Giannelli, B. Jüttler, H. Speleers:
Strongly stable bases for adaptively refined multilevel spline spaces. Advances in Computational Mathematics, Springer, 2014, 40:459-490. DOI 10.1007/s10444-013-9315-2

G. Kiss, C. Giannelli, B. Jüttler: Algorithms and Data structures for truncated hierarchical B-splines. Mathematical Methods for Curves and Surfaces, 2014, M. Floater et al., Springer, Lecture Notes in Computer Science, 8177, pp. 304-323.

C. Giannelli, B. Jüttler:
Bases and dimensions of bivariate hierarchical tensor-product splines. Journal of Computational and Applied Mathematics, 2013, Volume 239, pp 162-178. DOI:10.1016/j.cam.2012.09.031

C. Giannelli, B. Jüttler:
Local and Adaptive Refinement with Hierarchical B-Splines. Bolletino della Unione Matematica Italiana, Series IX, 2013, Volume VI, 3, pp. 735-740.