0270.1OB04S ANEXA nr. 3 la metodologie OMECTS 5703/2011 UG N-NA 01 O I,II 04 FIŞA DISCIPLINEI

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1 0270.1OB04S ANEXA nr. 3 la metodologie OMECTS 5703/2011 UG N-NA 01 O I,II 04 FIŞA DISCIPLINEI 1. Date despre program 1.1 Instituţia de învăţământ superior Universitatea Dunărea de Jos din Galaţi 1.2 Facultatea / Departamentul Arhitectură Navală / Arhitectură Navală 1.3 Catedra Arhitectură Navală 1.4 Domeniul de studii Arhitectură Navală 1.5 Ciclul de studii Master 1.6 Programul de studii/calificarea Arhitectură Navală / Arhitectură Navală (program în limba Engleză Naval Architecture) 2. Date despre disciplină 2.1 Denumirea disciplinei Structural Analysis and Hydroelasticity (Analiza structurală şi hidroelasticitate) 2.2 Titularul activităţilor de curs Prof.dr.ing. Domnişoru Leonard 2.3 Titularul activităţilor de proiect Prof.dr.ing. Domnişoru Leonard 2.4 Anul de studiu I 2.5 Semestrul 1 Verificare 2.6 Tipul de evaluare 2.7 Regimul disciplinei 2 Examen,Pr Ob 3. Timpul total estimat (ore pe semestru al activităţilor didactice) Semestrul Număr de ore pe săptămână 3 din care: 3.2 curs laborator numeric Total ore din planul de învăţământ 42 din care: 3.5 curs laborator numeric 28 Distribuţia fondului de timp ore Studiul după manual, suport de curs, bibliografie şi notiţe 20 Documentare suplimentară în bibliotecă, pe platformele electronice de specialitate şi pe teren 18 Pregătire seminarii/laboratoare, teme, referate, portofolii şi eseuri 10 Tutoriat 10 Examinări 20 Alte activităţi: rularea programelor de analiză FEM Total ore studiu individual Total ore pe semestru Numărul de credite 5 3. Timpul total estimat (ore pe semestru al activităţilor didactice) Semestrul Număr de ore pe săptămână 5 din care: 3.2 curs proiect Total ore din planul de învăţământ 70 din care: 3.5 curs proiect 42 Distribuţia fondului de timp ore Studiul după manual, suport de curs, bibliografie şi notiţe 70 Documentare suplimentară în bibliotecă, pe platformele electronice de specialitate şi pe teren 20 Pregătire seminarii/laboratoare, teme, referate, portofolii şi eseuri (teme şi referate) 40 Tutoriat 10 Examinări 30 Alte activităţi: proiect Total ore studiu individual Total ore pe semestru Numărul de credite Precondiţii (acolo unde este cazul) 4.1 de curriculum Rezistenţa materialelor, Mecanică şi vibraţii, Mecanica fluidelor, Fizică, Analiză matematică, Algebră liniară, Matematici speciale, Metode numerice, Programare, Desen tehnic şi infografică 4.2 de competenţe (studii de licenţă) Adaptarea conceptelor generale de proiectare în arhitectura navală. Definirea, analiza şi utilizarea adecvată a sistemelor integrate de proiectare, calcul şi analiză.

2 5. Condiţii (acolo unde este cazul) 5.1. de desfăşurare Sală de curs, laptop, videoproiector a cursului 5.2. de desfăşurare Laborator numeric, calculatoare, softuri CAD/FEM SolidWorks Cosmos/M, GL laborator, proiect Poseidon, AutoCAD, OpenOffice, acces Internet, surse bibliografice, îndrumar de laborator, îndrumar de proiect (în format electronic şi carte). 6. Competenţele specifice acumulate C4 Proiectarea avansată a structurilor navale 14 credite (sem I+II) Competenţe profesionale Competenţe transversale CT1 Îndeplinirea la termen a activităţilor de proiectare şi/sau cercetare în domeniul arhitectură navală 1 credit (sem I+II) CT3 Autoevaluarea nevoii de formare profesională, în contextul evoluţiei domeniului 1 credit (sem I+II) 7. Obiectivele disciplinei (reieşind din grila competenţelor specifice acumulate) 7.1 Obiectivul general C4.1 Definirea şi precizarea metodelor, tehnicilor şi procedeelor pentru descrierea al disciplinei conceptelor specifice proiectării avansate a structurilor navale. C4.2 Clasificarea şi utilizarea metodelor, tehnicilor şi procedeelor pentru analiza 7.2 Obiectivele specifice conceptelor specifice proiectării avansate a unor noi structuri navale. C4.3 Aplicarea metodelor şi tehnicilor adecvate pentru proiectarea avansată a structurilor navale în condiţii de informare incompletă pentru a rezolva probleme teoretice noi. C4.4 Evaluarea şi interpretarea datelor specifice proiectării avansate a structurilor navale pentru a fundamenta decizii constructive. C4.5 Realizarea de modele şi elaborarea de proiecte care utilizează inovativ metode cantitative şi calitative specifice proiectării avansate a structurilor navale. Elaborarea de proiecte ce utilizează concepte specifice proiectării avansate a structurilor navale. CT.1.1 Elaborarea şi prezentarea unui proiect sau a unei aplicaţii experimentale în condiţii de autonomie şi de independenţă profesională. CT.3.1 Realizarea unui proiect de autoevaluare ce valorifică cunoştinţele din domeniu. 8. Conţinuturi 8.1 Curs Metode de predare PART I THE SHIP STRUCTURES ANALYSES WITH THE FINITE ELEMENT METHOD Ch.1 Basic elements of the elasticity theory. The energetical theorems. Basic elements of the elasticity theory. Energetic theorems based on the virtual mechanical work principle. Ch.2 The FEM Cosmos/M program. Pre-processing of the CAD / FEM model. Numerical analysis. Post-processing of the numerical results. Ch.3 Structural idealization. General methods in order to obtain the rigidity matrix. The steps of the analysis with the finite element method. The main types of the finite elements used for the structural idealization. The general methods in order to obtain the rigidity matrix. The direct method. The variational methods: Rayleigh-Ritz method, the virtual mechanical work principle, the minimum of the total potential energy principle, the Castigliano theorem. Ch.4 The laws of the finite elements. Beam 1D finite elements. Truss element. Beam torsion element. Bending girder element with shearing into a plane. Three-dimensional elastic girder element. Membrane 2D finite elements. Triangular membrane element. Prelegere, conversaţia euristică, explicaţie, problematizare, dezbatere, dezvoltarea gândirii critice Observaţii Număr de ore Partea I C1a sem.1 (1 hour) C1b sem.1 (1 hour) C2 sem.1 (2 hours) C3-C4 sem.1

3 Natural surface coordinates. Rectangular membrane element. Triangular membrane element with supplementary nodal degrees of freedom the rotation in the plane. Plates 2D finite elements. Elements of theory plates: Kirchhoff theory (thin plates), Mindlin theory (thick plate). Triangular thin plate element. Rectangle thin plate element. Triangular thick plate element. Rectangular thick plate element. The triangular and rectangular shell finite elements. The 3D volume finite elements. Tetrahedral element. Natural volume coordinates. Ch.5 The calculation of the equivalent nodal forces on finite elements. Thermal matrix. The general relation for the nodal equivalent forces and thermal matrix. Examples on: truss element, triangular membrane element, thin triangular plate element, tetrahedral volume element. Ch.6. Coordinates transformations. The law of the global structure based on the finite element method. Coordinates transformations. Examples on: truss element, three-dimensional elastic girder element, triangular membrane element, triangular plate element. The law of the global structure. Elements of sub-structuring technique. Boundary conditions: transformation equations method, penalty functions method. The general structure of the FEM program at a linear static analysis. Ch.7. The dynamic analyses of the structures based on the finite element method. The differential motion equations based on the FEM formulation. The consistent or concentrated masses matrix. The structural damping matrix. The free vibrations analyses. The dynamic condensation procedure. The calculation of the forced dynamic response. Ch.8. The consistent mass matrix for the finite elements. The mass matrix for 1D beam finite elements: truss element, bending girder. The mass matrix for 2D membrane elements: triangular membrane element (also with supplementary rotation DOF), rectangular membrane element. The mass matrix for 2D plates elements: thin triangular and rectangular plate elements, thick triangular and rectangular plate elements. The mass matrix for shell finite elements. The mass matrix for a tetrahedral volume finite element. Ch.9. The macro-commands language of the Cosmos/M program. Parameters. Simple variables. Arrays variables. Functions. Previous defined functions. User defined functions (UDF). The control and repeating programming structures. The GEO-macros definition. Examples for macro-commands files at pre/post-processing of ship FEM models. Ch.10. The ship structures modelling with the CAD/CAE-FEM Poseidon program. General project data. Automatic procedures for the generation of the ship hull transversal sections. The scantling of ship structure based on the register loads. Pre-/postprocessing for the structural analyses based on the FEM method. Additional FEM programs: GLFRAME, FEMPL. Examples on three standard ships (tanker, bulk-carrier, container ship). Ch.11. The analysis of the global ship strengths in vertical plane with 3D-FEM hull models. The theoretical models for the analysis of global-local ship strengths. The global ship strengths analysis based on 1D-girder classical method. The global - local ship strengths analysis based on 3D-FEM models. The numerical global-local strengths analysis for a ship with uniform hull. The numerical global-local strengths analysis for a bunkering tanker ship. Ch.12. The global ship hull vibrations analyses based on 3D-FEM models. The theoretical models for the analysis of global ship hull free vibrations. Hydrodynamic masses at ship hull vibrations. The ship girder classical analysis at free vibrations with 1D FEM models. The analysis of global ship hull free vibrations with 3D FEM finite element models. The numerical vertical, horizontal and torsion ship hull free vibrations analysis, based on 1D-FEM and 3D-FEM Models, for a ship with uniform structure. Ch.13. The buckling structural analysis based on the finite element method. The buckling analysis formulation. The pre-stressing (geometrical) rigidity matrix for: truss, bending girder and rectangular thin plate element. The general formulation. The reduction of the buckling analysis to an equivalent mathematic eigen values and vectors problem. Example at buckling analysis of a plate with or without longitudinal stiffener. Ch.14. Introduction into the non-linear static and dynamic analyses based on the finite element method. Numerical methods for solving the non-linear equilibrium equations. Direct substitution method. Newton-Raphson method. Modified Newton-Raphson method. Incremental methods. Inverse Broyden method. The elastic-plastic analyses for 1D-dimensional structures. The plastic behaviour of materials. The tangent rigidity method. The initial rigidity matrix. Relations for small plastic deformations at structures with 3D stress state. Algorithms for elastic-plastic analyses of 3D-dimensional structures. The non-linear FEM dynamic analyses. Explicit methods. Implicit methods. The analyses of problems with geometric non-linearities. Example for the non-linear analyse of a simple orthotropic panel (static & dynamic). PART II SHIP HYDROELASTICITY Ch.15. The linear coupled oscillations of the ship rigid hull. The linear oscillations of the ship hull coupled in the vertical plane. The ship linear oscillations coupled in the horizontal plane with rolling. C5a sem.1 (1/2 hour) C5b sem.1 (1 1/2 hour) C6a sem.1 (1 hour) C6b sem.1 (1 hour) C7 sem.1 (2 hours) C8 sem.2 (2 hours) C9 sem.2 (2 hours) C10 sem.2 (2 hours) C11 (2 hours) C12-13 Partea II C14 (2 hours)

4 Ch.16. Special phenomena induced by the waves at the forced general ship hull vibration. The Springing phenomenon (linear and non-linear). The Whipping and Slamming phenomena. Ch.17. The linear dynamic response at coupled oscillations and vibrations in the vertical plane. The hypothesis of analysis. The motion differential equations in vertical plane. Orthogonal relations of the eigen vibration modes. The motion equations in vertical plane with principal modal coordinates. The calculation of the motion equations system coefficients using the finite element method (FEM). The equivalent linear wave (Airy model). The hydrodynamic forces (strip theory, using two formulations). The solution of the equations system in principal modal coordinates. The transfer functions at ship oscillations / vibrations coupled in the vertical plane. Elements of the statistical short time prediction of ship dynamic response. Ch.18. The dynamic response at horizontal-torsional coupled ship oscillations and vibrations. The hypothesis. Open transversal section. The motion differential equations. The orthogonally relations of the eigen vibration modes. The motion equations system in principal modal coordinates. The hydrodynamic excitation at the horizontal-torsional motion. The dynamic response at oscillations /vibrations horizontaltorsional coupled. The transfer functions. The dynamic response at oscillations and vibrations horizontal-torsional, for ships with close transversal section. The motion equations. The generalized hydro-dynamic forces. The solution of the motion equations. Ch.19. The dynamic response at horizontal-torsional coupled ship oscillations and vibrations. The bottom slamming phenomenon occurrence conditions. The motion equations system. The transitory-whipping ship dynamic response. Ch.20. The non-linear vertical and pitch coupled ship oscillations. Hypothesis. The motion equations system. The time domain direct integration method of the ship motions equations system. The solution of the motion equations system based on the quadratic method. Ch.21. The non-linear analysis of the ship dynamic response at coupled oscillations-vibrations in the vertical plane, non-linear hydroelasticity. Hypothesis of analysis. The Longuet-Higgins wave model. The hydrodynamic forces. The dynamic response at Longuet-Higgins wave with linear analysis. The dynamic non-linear and transitory hydroelastic response. Ch.22. The long time period statistical analysis. The statistics based on wave records. The wave scattering diagram. The probability distribution on long term period for the wave height. The dynamic response on long-term period analysis. Ch.23. The analysis of fatigue resistance and the estimation of the exploitation period of the ship hull structure. The steps of the fatigue strengths analysis. Register requirements. The S-N design diagram. The check at the fatigue strengths of the ship hull structure. The admissible values method for the maxim stresses. The Palmgren-Miner method, of the damage cumulative factor. C15a (1 /2 hour) C15b -C16 (3 1/2 hours) C17 (2 hours) C18a (1 hour) C18b (1 hour) C19-C20 C21a (1 hour) C21b (1 hour) Bibliografie PART I THE SHIP STRUCTURES ANALYSES WITH THE FINITE ELEMENT METHOD 1. Bathe, K.J., Finite Elemente Methoden, Springer Verlag, Berlin, Dragomir D., Lungu A., Domnişoru L., Complemente de proiectare în arhitectura navală, Editura Didactică şi Pedagogică R.A., Bucureşti, Domnişoru, L., Metoda elementului finit în construcţii navale, Editura Tehnică. Bucureşti, Domnişoru, L., Găvan E., Popovici O., Analiza structurilor navale prin metoda elementului finit, Editura Didactică şi Pedagogică, Bucureşti, Domnişoru, L., Stoicescu, L., Dragomir, D., Pitulice, D., Analiza liniară-neliniară a rezistenţei structurii corpului navei şi estimarea duratei de exploatare a navei, (ebook) Editura Fundaţiei Universitare Dunărea de Jos Galaţi, Domnişoru, L., Structural Analysis and Hydroelasticity of Ships, (ebook, în Engleză şi Română), Editura Fundaţiei Universitare Dunărea de Jos Galaţi, Domnişoru, L., Naval Structural Analysis. Numerical Applications, (ebook) Ed. Univ. Dunărea de Jos Galaţi, Domnişoru, L., Structural Analysis and Hydroelasticity of Ships. Project Support, (ebook) Editura Universităţii Dunărea de Jos Galaţi, Domnisoru, L., Lungu, A., Dumitru, D., Ioan, A., Complemente de Analiză Structurală şi Hidrodinamică Navală, Editura Galati University Press, Domnişoru, L., Dumitru, D., Stoicescu, L., Domnişoru, D., Metode numerice de analiză structurală şi hidroelasticitatea navei, (ebook) Editura Fundaţiei Universitare Dunărea de Jos Galaţi, Domnişoru, L., Dumitru, D., Mocanu, C.I., Domnişoru, D., Proiectarea preliminară structurală a unui vehicul subacvatic din materiale compozite, (ebook) Editura Galaţi University Press, 2010

5 12. Eyres, D.J., Ship Construction, Elsevier Butterworth-Heinemann, New York, Friecke, W., Guideline for the Fatigue Assessment by Notch Stress Analysis for Welded Structures, Technical University Hamburg Harburg, GL., Rules for Classification and Construction, Germanischer Lloyd, Hamburg, GL, Poseidon & GLFRAME FEM module, Germanischer Lloyd, Hamburg, Hughes, T.J.R., The Finite Element Method. Linear Static and Dynamic Finite Element Analysis, Prentice-Hall Inc., Englewood Cliffs, New Jersey, Hughes, O.F., Ship structural design. A rationally-based, Computer-Aided Optimization Approach, The Society of Naval Architects and Marine Engineers, New Jersey, Lehmann, E., Matrizenstatik. Finite Elementen Methode, TUHH Hamburg-Harburg, Liu, G.R., Quek S.S., The Finite Element Method, Elsevier Butterworth-Heinemann,Oxford, Mansour, A., Liu, D., Strength of Ships and Ocean Structures, The Principles of Naval Architecture Series, SNAME, New Jersey, Năstăsescu, V. Metoda elementului finit, Editura Militară, Bucureşti, Paik J.K., Thayamballi A.K., Ship Shaped Offshore Installations, Cambridge University Press, Rao, S.S., The Finite Element Method in Engineering, Elsevier Science & Technology Books,, New York, Reddy, J.N., An Introduction to the Finite Elemenent Method, McGraw-Hill, New York, SWCosmosM, SolidWorks Cosmos/M User Guide, SolidWorks - Structural Research and Analysis Corporation, Zienkiewicz O.C., Taylor R.L., The Finite Element Method. Basic Formulation and Linear Problems, McGraw- Hill Book Company, London, Zienkiewicz, O.C., Taylor, R.L., The Finite Element Method. Solid and Fluid Mechanics. Dynamics and Non- Linearity, McGraw-Hill Book Company, London, Zienkiewicz, O.C., Taylor, R.L., The Finite Element Method (3 Volumes), Elsevier Butterworth-Heinemann, Oxford, 2000 PART II SHIP HYDROELASTICITY 1. Betram, V., Practical Ship Hydrodynamics, Butterworth Heinemann, Oxford, Bidoae, I., Ionaş, O., Complemente de arhitectură navală, Editura Porto-Franco, Galaţi, Bishop, R.E.D., Price W.G., Hydroelasticity of Ships, Cambridge University Press, Claus, G., Lehmann, E.,Östergaard, C., Meerestechnische Konstruktion, Springer Verlag, Berlin, Domnişoru, L., Modelarea fenomenelor de Springing şi Whipping. Hidroelasticitatea navei, (inclusiv soft propriu DYN), Editura Evrika, Brăila, Domnişoru, L., Dinamica navei. Oscilaţii şi vibraţii ale corpului navei, Ed.Tehnică, Bucureşti, Domnişoru, L., Stoicescu, L., Domnişoru, D., The Analysis of Ships Dynamic Response Linear and Non-linear in Head Waves Based on the Hydroelasticity Theory, (ebook, în Engleză şi Română) Editura Fundaţiei Universitare Dunărea de Jos Galaţi, Domnişoru, L., Structural Analysis and Hydroelasticity of Ships, (ebook, în Engleză şi Română), Editura Fundaţiei Universitare Dunărea de Jos Galaţi, Domnişoru, L., Vibraţii locale şi generale ale navei, Editura Fundaţiei Universitare Dunărea de Jos Galaţi, Faltinsen, O.M., Sea Loads on Ships and Offshore Structures, Cambridge Univ. Press, ISSC, The 17-th International Ship and Offshore Structures Congress,Seoul, August Lewandowski E.M., The Dynamics of Marine Craft, World Scientific, New Jersey, Obreja, D., Teoria navei. Concepte şi metode de analiză a performanţelor de navigaţie, Editura Didactică şi Pedagogică, Price W.G.,Bishop R.E.D. Probabilistic Theory of Ship Dynamics, Chapman and Hall, London, Perunovic, J.V., Springing Response due to Bidirectional Wave Excitation, PhD Thesis, Technical University of Denmark, Department of Mechanical Engineering, Rawson K.J., Tupper E.C., Basic Ship Theory, (2 vol) Butterworth Heinemann, Oxford, Spyridon, E.H., Chunhua, Ge, Review & Introduction to Hydroelasticity of Ships, Lloyd s Register, London, Schlachter, G., Belastung von Schiffen im Seegang unter Berucksichtigung nichtlinearer Einflusse, Institut fur Schiffbau der Universitat Hamburg, Shacham I, Weller, T. Vertical Ship Motions and Sea Loads Considering Nonlinear Effects, Technion Istrael Institute of Technology, Haifa, Söding, H., Bewegungen und Belastungen der Schiffe im Seegang, TUHH Hamburg, Troesch, A.W., Ship Springing An Experimental and Theoretical Study, Univ. of Michigan, Vorus, W.S., Vibration, The Principles of Naval Architectures Series, SNAME, New Jersey, 2010

6 8.2.1 Laborator numeric Semestrul 1 Metode de predare Model 3D-FEM, mast structure, three-dimensional beam elements, linear static analysis. It is analysed the influence of diagonal beams on the structure elasticity. Model 3D-FEM, orthotropic deck panel structure, shell elements, linear static analysis. It is analysed the solution convergence function to the mesh density, at the evaluation of the maximum stresses and deformations. Model 3D-FEM, bracket structure at the joint between side girder and transversal deck beam, shell elements, linear static analysis. It is analysed the solution convergence function to the mesh density, at the evaluation of stress hot spot domains. Model 3D-FEM, double bottom structure of a general cargo ship, shell and beam elements, linear static analysis. There are analysed the idealization variants for the boundary conditions and the external loads. Model 3D-FEM, double side and deck structure of a container ship, shell and beam elements, linear static analysis. There are analysed the idealization variants for the boundary conditions and the external loads. Model 3D-FEM, the free vibrations analysis of box girder, shell elements, dynamic modal analysis. It is analysed the solution convergence function to the mesh density. Model 3D-FEM, the free and force vibration analysis of an orthotropic panel. There are considered two model types: idealization only with shell elements, and idealization with elastic beam elements for stiffeners and shell elements for the plate of the panel. It is studied the model solution convergence at free vibrations function of the mesh density. At forces vibrations with given dynamic loads, it is used the algorithm of direct time integration of motion equations, based on a beta-newmark procedure. The analysis of the global strength of a pontoon with closed structure transversal section (tank ship). There are analysed the loads in still water and in equivalent cvasi-static wave. There are analysed the variants of boundary conditions idealization, and the procedure based on FEM program macro-commands for the input of loads. The analysis of the global strength of a pontoon with open structure transversal section (bulk-carrier ship). There are analysed the loads in still water and in equivalent cvasi-static wave. There are analysed the variants of boundary conditions idealization, and the procedure based on FEM program macro-commands for the input of loads. Studii de caz, simulări numerice, explicaţii, dezvoltarea gândirii critice Proiect Semestrul 2 Metode de predare The individual selection of a ship from the following types: tanker, bulkcarrier, container-carrier. The generation of the central part structure of the ship and the assessment of the local strength, using the Poseidon/GL program and module FEM GLFRAME. The generation of the 3D CAD/FEM model of central part strengthen structure, using the Cosmos/M program. It is made a linear analysis of the local strength. The generation of 3D CAD/FEM model extended over the full ship length, having the central part of about 70% and 30% at the ship extremities. The ship offset and structure are simplified, so that over large domains the automatic procedure of the ship model can be applied. The automatic balancing procedure of the ship in still water and equivalent cvasi-static wave (according GL rules), using the user procedures implemented with GEO macro-commands. The post-processing of the global-local strength analysis on 3D-FEM model extended over the full ship length, using procedures implemented with GEO macro-commands. The analysis of global vertical in plane vibration of the ship hull, using the 3D-FEM model extended over the full ship length, with or without hydrodynamic masses. The calculation of the ship girder loads in still water and in equivalent cvasistatic waves, on 1D-beam model of the equivalent ship hull girder. The factor of the deck and bottom equivalent von Mises stresses. (soft DYN) Studii de caz, simulări numerice, explicaţii, dezvoltarea gândirii critice Observaţii Număr de ore L1 sem.1 (2 hours) L2 sem.1 (2 hours) L3 sem.1 (2 hours) L4-L5 sem.1 L6-L7 sem.1 L8 sem.1 (2 hours) L9-L10 sem.1 L11-L12 sem.1 L13-L14 sem.1 Observaţii Număr de ore P1 sem.2 (3 hours) P2-P3 sem.2 (6 hours) P4-P6 sem.2 (9 hours) P7-P8 sem.2 (6 hours) P9 sem.2 (3 hours) P10 sem.2 (3 hours) P11 sem.2 (3 hours)

7 The calculation of the loads in the ship girder at standard seakeeping analysis (linear oscillations, soft DYN), model 1D-beam. The calculation of the ship girder loads based on the linear hydroelastic analysis (linear springing, soft DYN), model 1D-beam. The calculation of the short prediction term dynamic response in stresses and sectional efforts, for the wave spectrum ITTC and significant height h1/3=1-12m, (soft DYN). The fatigue analysis and the estimation of the exploitation period of the ship hull structure, using the cumulative damage factor method of the P12-P13 sem.2 (6 hours) P14 sem.2 (3 hours) admissible values method. Bibliografie 1. Betram, V., Practical Ship Hydrodynamics, Butterworth Heinemann, Oxford, Domnişoru, L., Structural Analysis and Hydroelasticity of Ships, (ebook, în Engleză şi Română), Editura Fundaţiei Universitare Dunărea de Jos Galaţi, Domnişoru, L., Naval Structural Analysis. Numerical Applications, (ebook) Editura Universităţii Dunărea de Jos Galaţi, Domnişoru, L., Structural Analysis and Hydroelasticity of Ships. Project Support, (ebook) Editura Universităţii Dunărea de Jos Galaţi, Eyres, D.J., Ship Construction, Elsevier Butterworth-Heinemann, New York, Mansour, A., Liu, D., Strength of Ships and Ocean Structures, The Principles of Naval Architecture Series, SNAME, New Jersey, Rawson K.J., Tupper E.C., Basic Ship Theory, (2 vol) Butterworth Heinemann, Oxford, Spyridon, E.H., Chunhua, Ge, Review & Introduction to Hydroelasticity of Ships, Lloyd s Register, London, SWCosmosM, SolidWorks Cosmos/M User Guide, SolidWorks - Structural Research and Analysis Corporation, Zienkiewicz, O.C., Taylor, R.L., The Finite Element Method (3 Volumes), Elsevier Butterworth-Heinemann, Oxford, Coroborarea conţinuturilor disciplinei cu aşteptările reprezentanţilor comunităţii epistemice, asociaţiilor profesionale şi angajatori reprezentativi din domeniul aferent programului Disciplina are un puternic caracter formativ al profilului de practician şi de cercetător al masterandului în domeniul arhitecturii navale. Această disciplină de specialitate este formată din două părţi: analiza structurilor prin metoda elementului finit şi hidroelasticitatea navei, prin care abosolventul acumulează cunoştinţele practice privind tehnicile moderne de calculul şi optimizarea structurilor navale, precum şi de analiză a dinamicii navei. Prin conţinutul său, disciplina îşi propune să asigure masterandului, prin activităţile de curs, proiect şi laborator numeric, următoarele cunoştinţe şi abilităţi: -însuşirea capitolelor speciale de analiză prin metoda elementului finit a structurilor navale: static liniar şi neliniar, dinamic, pierderea stabilităţii; -însuşirea procedeelor de optimizare structurală folosind metoda elementului finit, studii de caz pe diverse tipuri de nave; -însuşirea tehnicilor de modelare a rezistenţei generale-locale a corpului navei pe modele 3D-FEM extinse pe toată lungimea navei, folosind proceduri automate de echilibrare. -însuşirea tehnicilor de calcul a modurilor proprii de vibraţie ale corpului navei pe modele 3D-FEM, extinse pe toată lungimea navei; -însuşirea metodelor de analiză a răspunsului dinamic al navei la oscilaţii şi vibraţii cuplate, în ipotezele teoriei hidroelasticităţii; -însuşirea procedeelor de prognoză pe termen scurt şi lung a răspunsului dinamic al corpului navei elastic, estimarea duratei de exploatare a corpului navei prin analiza la oboseală, studii de caz pe diverse tipuri de nave. Aceste competenţe sunt solicitate de angajatorii de pe piaţa muncii, din ţară şi străinătate, implicaţi în activităţile de cercetare şi proiectare în arhitectură navală.

8 10. Evaluare 10.4 Curs Tip activitate 10.1 Criterii de evaluare 10.2 Metode de evaluare Laborator numeric semestrul Proiect semestrul 2 - Înţelegerea şi asimilarea cunoştinţelor de specialitate ale disciplinei - Formarea bazei de raţionamente necesare în activitatea de proiectare şi cercetare pentru analiza liniară şi neliniară, locală şi globală, statică şi dinamică, stabilitate, oboseală a structurilor navale prin metoda elementului finit, precum şi determinarea solicitărilor hidroelastice induse din valuri neregulate în grinda elastică a navei, conform normelor societăţilor de clasificare navale. Aplicarea cunoştinţelor de specialitate ale disciplinei în activitatea de proiectare pentru modelarea şi analiza locală şi globală structurilor navale prin metoda elementului finit. Aplicarea cunoştinţelor de specialitate ale disciplinei în activitatea de proiectare pentru analiza structurală şi Semestrul 1 Verificarea finală este compusă din două probe: (1/2) verificarea prin studiu de caz a abilităţilor de modelare şi analiză FEM a structurilor navele; (1/2) proba orală, pe baza unui referat sinteză de teorie, ce cuantifică nivelul de însuşire a cunoştinţelor fundamentale teoretice de analiză FEM a structurilor navale; Semestrul 2 Examenul final este compus din două probe după cum urmează: (1/2) verificarea prin studiu de caz a abilităţilor de analiză FEM neliniară (elasto-plastică) a structurilor navale; (1/2) proba orală, pe baza unui referat sinteză de teorie, ce cuantifică nivelul de însuşire a cunoştinţelor de tehnici avansate de analiză FEM globală a corpului navei, elasto-plastică, stabilitate, oboseală, precum şi a modelărilor hidroelastice a răspunsului dinamic corp navă indus de valuri. Prezenţa la curs, participare la dezbateri, stimularea gândirii critice. Se cuantifică implicarea ritmică la activităţile de simulare numerică în cadrul laboratorului de analiză structurală, precum şi realizarea temelor de casă suplimentare particularizate funcţie de pregătirea iniţială a studentului în modelare structurală. Evaluarea proiectului, ce cuantifică implicarea ritmică şi corectitudinea rezultatele numerice obţinute, precum şi susţinerea finală a conţinutului 10.3 Pondere din nota finală 40% (sem 1) 70% (sem 2) 10% (sem 1) 30% (sem 2) 50% (sem.1) 100% (sem.2) hidroelasticitatea navei proiectului Standard minim de performanţă (Fiecare probă este notată standard în sistemul de referinţă 1-10.) - Studentul trebuie să efectueze toate lucrările de laborator (sem.1), respectiv trebuie să finalizeze proiectul (sem.2). - Examenul final/verificarea finală să fie promovate, pe fiecare etapă, cu nota 5. Data completării Semnătura titularului de curs Semnătura titularului de laborator/proiect Data avizării în departament Semnătura directorului de departament