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Viser treff 1-50 av 65 << Forrige 1 2    Neste >>

2020
1 Li, Yang; Ren, Xiaobo; He, Jianying; Zhang, Zhiliang.
Effect of thermal residual stresses on ductile-to-brittle transition of a bi-material specimen by using the CAFE method. European Journal of Mechanics. A, Solids 2020 s. 1-12
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2019
2 Bunaziv, Ivan; Dørum, Cato; Ren, Xiaobo; Eriksson, Magnus Carl Fredrik; Akselsen, Odd Magne.
Application of LBW and LAHW for fillet welds of 12 and 15 mm structural steel. Procedia Manufacturing 2019 ;Volum 36. s. 121-130
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3 Bunaziv, Ivan; Frostevarg, Jan; Ren, Xiaobo; Kaplan, Alexander F.H.; Akselsen, Odd Magne.
Porosity and solidification cracking in welded 45 mm thick steel by fiber laser-MAG process. Procedia Manufacturing 2019 ;Volum 36. s. 101-111
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4 Li, Yang; Shterenlikht, Anton; Ren, Xiaobo; He, Jianying; Zhang, Zhiliang.
CAFE based Multi-scale Modelling of Ductile-to-Brittle Transition of Steel with a Temperature Dependent Effective Surface Energy. Materials Science & Engineering: A 2019 ;Volum 755. s. 220-230
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5 Ren, Xiaobo.
Additive Manufacturing for repair – great potential waiting to be explored. Additiv produksjon i Norge, og resultater av MKRAM; 2019-11-07 - 2019-11-07
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6 Sun, Li; Ren, Xiaobo; He, Jianying; Olsen, Jim Stian; Pallaspuro, Sakari; Zhang, Zhiliang.
A new method to estimate the residual stresses in additive manufacturing characterized by point heat source. The International Journal of Advanced Manufacturing Technology 2019 ;Volum 105.(5-6) s. 2415-2429
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7 Sun, Li; Zhang, Zhiliang; Ren, Xiaobo; He, Jianying.
A piecewise offset deposition strategy for reducing residual stress and distortion of wire and arc additive manufactured thin-walled structures. Oral presentation; 2019-09-09 - 2019-09-11
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8 Tu, Shengwen; Ren, Xiaobo; He, Jianying; Zhang, Zhiliang.
Effect of the Lüders plateau on ductile fracture with MBL model. European Journal of Mechanics. A, Solids 2019 ;Volum 78. s. -
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9 Tu, Shengwen; Ren, Xiaobo; He, Jianying; Zhang, Zhiliang.
Experimental measurement of temperature-dependent equivalent stress-strain curves of a 420 MPa structural steel with axisymmetric notched tensile specimens. Engineering Failure Analysis 2019 ;Volum 100. s. 312-321
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10 Tu, Shengwen; Ren, Xiaobo; He, Jianying; Zhang, Zhiliang.
Stress-strain curves of metallic materials and post-necking strain hardening characterization: A Review. Fatigue & Fracture of Engineering Materials & Structures 2019 ;Volum 43.(1) s. 3-19
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2018
11 Eriksson, Magnus Carl Fredrik; Lervåg, Malin; Sørensen, Camilla; Robertstad, Andreas; Brønstad, Bård M.; Nyhus, Bård; Aune, Ragnhild; Ren, Xiaobo; Akselsen, Odd Magne.
Additive manufacture of superduplex stainless steel using WAAM. MATEC Web of Conferences 2018 ;Volum 188. s. -
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12 Horgar, Annbjørg; Fostervoll, Hans; Nyhus, Bård; Ren, Xiaobo; Eriksson, Magnus Carl Fredrik; Akselsen, Odd Magne.
Additive manufacturing using WAAM with AA5183 wire. Journal of Materials Processing Technology 2018 ;Volum 259. s. 68-74
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13 Li, Yang; Ren, Xiaobo; He, Jianying; Zhang, Zhiliang.
Constraint effect on the brittle-to-ductile transition of single-crystal iron induced by dislocation mobility. International Journal of Mechanical Sciences 2018 ;Volum 149. s. 212-223
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14 Ren, Xiaobo; Akselsen, Odd Magne; Nyhus, Bård; Grytten, Frode; Kane, Pascal-Alexandre.
Glimpse from 10 Years of Arctic Materials R&D. Seminar - Materials for Cold Climate and Arctic Applications; 2018-05-31 - 2018-05-31
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15 Sun, Li; Ren, Xiaobo; Olsen, Jim Stian; He, Jianying; Zhang, Zhiliang.
A computationally efficient fe approach for residual stress induced by additive manufacturing. The 22nd European Conference on Fracture; 2018-08-26 - 2018-09-01
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16 Tu, Shengwen; Ren, Xiaobo; He, Jianying; Zhang, Zhiliang.
A method for determining material's equivalent stress-strain curve with any axisymmetric notched tensile specimens without Bridgman correction. International Journal of Mechanical Sciences 2018 ;Volum 135. s. 656-667
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17 Tu, Shengwen; Ren, Xiaobo; He, Jianying; Zhang, Zhiliang.
A new notched cross-weld tensile testing method for determining the equivalent stress-strain curves of weldment. ESIS (TC 1) Damage and Damage Tolerance of Welded Structures; 2018-04-12 - 2018-04-13
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18 Tu, Shengwen; Ren, Xiaobo; He, Jianying; Zhang, Zhiliang.
Determining material’s equivalent stress-strain curve with axisymmetric notched tensile specimen. 22nd European Conference on Fracture; 2018-08-25 - 2018-08-31
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19 Tu, Shengwen; Ren, Xiaobo; He, Jianying; Zhang, Zhiliang.
Numerical study on the effect of the Lüders plateau on the ductile crack growth resistance of SENT specimens. International Journal of Fracture 2018 ;Volum 214.(2) s. 185-200
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20 Tu, Shengwen; Ren, Xiaobo; He, Jianying; Zhang, Zhiliang.
Study on the effect of Lüders plateau on crack resistance curve with SENT specimens. TC8 Meeting Paris, France 14-15 January 2018; 2018-01-14 - 2018-01-15
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21 Tu, Shengwen; Ren, Xiaobo; Kristensen, Tore Andre; He, Jianying; Zhang, Zhiliang.
Study of low-temperature effect on the fracture locus of a 420-MPa structural steel with the edge tracing method. Fatigue & Fracture of Engineering Materials & Structures 2018 ;Volum 41.(8) s. 1649-1661
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22 Tu, Shengwen.
Determining the tensile properties of Arctic materials and modelling their effects on fracture. : PhD thesis in NTNU 2018 189 s.
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2017
23 Akselsen, Odd Magne; Lange, Hans Iver; Ren, Xiaobo; Alvaro, Antonio; Nyhus, Bård.
Evaluation of low temperature toughness in welding of 420 MPa steel for arctic application. ISOPE - International Offshore and Polar Engineering Conference. Proceedings 2017 s. 274-281
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24 Akselsen, Odd Magne; Ren, Xiaobo; Alvaro, Antonio; Nyhus, Bård.
Key challenges in materials and welding for application of steel structures in arctic. ISOPE - International Offshore and Polar Engineering Conference. Proceedings 2017 s. 282-289
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25 Alvaro, Antonio; Akselsen, Odd Magne; Ren, Xiaobo; Perillo, Giovanni; Nyhus, Bård.
On the relation between fatigue and static ductile to brittle transition for weld simulated 420 MPa structural steel. ISOPE - International Offshore and Polar Engineering Conference. Proceedings 2017 s. 298-303
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26 Coudert, Térence; Ren, Xiaobo; Skjetne, Paal; Dumoulin, Stephane.
Modelling of Cold Metal Transfer Welding Process Using SPH. NWC 2017, NAFEMS world congress; 2017-06-11 - 2017-06-14
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27 Dahl, Bjørn Augdal; Ren, Xiaobo; Akselsen, Odd Magne; Nyhus, Bård; Zhang, Zhiliang.
Effect of low temperature tensile properties on crack driving force for Arctic applications. Theoretical and applied fracture mechanics (Print) 2017 ;Volum 93. s. 88-96
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28 Ren, Xiaobo.
Safety criteria of steels for cold climate applications. International Conference on Petroleum Tubular Goods, Equipment & Materials (TEC 2017); 2017-04-13 - 2017-04-14
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29 Shuai, Jian; Tu, Shengwen; Wang, Junqiang; Ren, Xiaobo; He, Jianying; Zhang, Zhiliang.
Determining critical CTOA from energy-load curves with DWTT specimen. Engineering Fracture Mechanics 2017 ;Volum 186. s. 47-58
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30 Sun, Li; Zhang, Zhiliang; Ren, Xiaobo; He, Jianying.
Thermo-mechanical analysis of wire+arc additive manufacturing process. The 30th Nordic Seminar on Computational Mechanics; 2017-10-25 - 2017-10-27
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31 Tu, Shengwen; Ren, Xiaobo; Nyhus, Bård; Akselsen, Odd Magne; He, Jianying; Zhang, Zhiliang.
A ‘magic’ notched tensile specimen that avoids the Bridaman’s correction. International Symposium on Notch Fracture; 2017-03-29 - 2017-03-31
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32 Tu, Shengwen; Ren, Xiaobo; Nyhus, Bård; Akselsen, Odd Magne; He, Jianying; Zhang, Zhiliang.
A New Correction Method To Measure Equivalent Stress-Strain Curve With Notched Tensile Specimen. 30th Nordic Seminar on Computational Mechanics; 2017-10-25 - 2017-10-27
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33 Tu, Shengwen; Ren, Xiaobo; Nyhus, Bård; Akselsen, Odd Magne; He, Jianying; Zhang, Zhiliang.
A new correction method to measure material’s equivalent stress-strain curve with axisymmetric notched tensile specimen. I: Proceedings of NSCM 30: The 30th Nordic Seminar on Computational Mechanics. Danmarks Tekniske Universitet, DTU 2017 ISBN 978-87-7475-491-6. s. 201-204-
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34 Tu, Shengwen; Ren, Xiaobo; Nyhus, Bård; Akselsen, Odd Magne; He, Jianying; Zhang, Zhiliang.
A special notched tensile specimen to determine the flow stress-strain curve of hardening materials without applying the Bridgman correction. Engineering Fracture Mechanics 2017 ;Volum 179. s. 225-239
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2016
35 Akselsen, Odd Magne; Lange, Hans Iver; Ren, Xiaobo; Nyhus, Bård.
Assessment of low temperature toughness in welding of extra low carbon steel for Arctic application. ISOPE - International Offshore and Polar Engineering Conference. Proceedings 2016 ;Volum 2016-January. s. 275-281
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36 Alvaro, Antonio; Akselsen, Odd Magne; Ren, Xiaobo; Nyhus, Bård.
Fatigue crack growth of a 420 MPa structural steel heat affected zone at low temperatures. ISOPE - International Offshore and Polar Engineering Conference. Proceedings 2016 ;Volum 2016-January. s. 282-288
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37 Ren, Xiaobo; Akselsen, Odd Magne; Zhang, Zhiliang.
Material challenges for cold climate applications – safety criteria for steels. The 21st European Conference on Fracture; 2016-06-20 - 2016-06-24
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38 Snartland, Brage Dahl; Østby, Erling; Hauge, Mons; Ren, Xiaobo; Thaulow, Christian.
Brittle fracture arrest - The state of art in a multiscale universe. ISOPE - International Offshore and Polar Engineering Conference. Proceedings 2016 ;Volum 2016-January. s. 296-303
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39 Tu, Shengwen; Ren, Xiaobo; He, Jianying; Zhang, Zhiliang.
CTOA Measurement From EL Curves With DWTT Specimen. 21st European Conference on Fracture; 2016-06-20 - 2016-06-24
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2015
40 Kane, Alexandre; Osen, Vidar; Ren, Xiaobo; Nordhagen, Håkon Ottar; Grytten, Frode; Akselsen, Odd Magne; Zoric, Josip.
A data management system for material assessment at low temperature. ISOPE - International Offshore and Polar Engineering Conference. Proceedings 2015 ;Volum 2015-January. s. 289-292
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41 Akselsen, Odd Magne; Ren, Xiaobo; Nyhus, Bård; Alvaro, Antonio.
Properties in submerged arc welding of X80 plate for Arctic applications. I: Proceedings of the twenty-fifth International Ocean and Polar Engineering Conference - ISOPE 2015. International Society of Offshore & Polar Engineers 2015 ISBN 978-1-880653-89-0. s. 338-345
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42 Alvaro, Antonio; Akselsen, Odd Magne; Ren, Xiaobo; Kane, Pascal-Alexandre.
Fatigue properties of a 420 MPa structural steel at low temperature. I: Proceedings of the twenty-fifth International Ocean and Polar Engineering Conference - ISOPE 2015. International Society of Offshore & Polar Engineers 2015 ISBN 978-1-880653-89-0. s. 331-337
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43 Bunaziv, Ivan; Akselsen, Odd Magne; Ren, Xiaobo; Salminen, Antti.
Hybrid welding possibilities of thick sections for arctic applications. Physics Procedia 2015 ;Volum 78. s. 74-83
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44 Ren, Xiaobo; Fjær, Hallvard Gustav; Lindholm, Dag; Rudshaug, Magne; Olden, Vigdis.
Through-process modelling of welding: concept and perspective. Eurojoin 9 Conference; 2015-05-20 - 2015-05-21
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45 Ren, Xiaobo; Nordhagen, Håkon Ottar; Zhang, Zhiliang; Akselsen, Odd Magne.
Tensile properties of 420 MPa steel at low temperature. I: Proceedings of the twenty-fifth International Ocean and Polar Engineering Conference - ISOPE 2015. International Society of Offshore & Polar Engineers 2015 ISBN 978-1-880653-89-0. s. 346-352
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46 Ren, Xiaobo; Nyhus, Bård; Lange, Hans Iver; Hauge, Mons.
Leak-before-break analysis of a pipe containing circumferential defects. Engineering Failure Analysis 2015 ;Volum 58. s. 369-379
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47 Sundqvist, Jesper; Kaplan, Alexander F.H.; Granström, Jan; Sundin, Karl-Gustaf; Keskitalo, Markku; Mäntyjärvi, Kari; Ren, Xiaobo.
Identifying residual stresses in laser welds by fatigue crack growth acceleration measurement. Journal of laser applications 2015 ;Volum 27:032002.(4)
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2014
48 Alvaro, Antonio; Akselsen, Odd Magne; Ren, Xiaobo; Kane, Alexandre.
Fundamental Aspects of Fatigue of Steel in Arctic Applications. I: Proceedings of the Twenty-fourth (2014) International Offshore and Polar Engineering Conference, Busan, Korea. : International Society of Offshore and Polar Engineers (ISOPE) 2014 ISBN 978-1-880653-91-3.
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49 Akselsen, Odd Magne; Ren, Xiaobo; Ås, Sigmund Kyrre.
Review of Laser and Hybrid Laser-Arc Welding. I: Proceedings of the Twenty-fourth (2014) International Offshore and Polar Engineering Conference, Busan, Korea. : International Society of Offshore and Polar Engineers (ISOPE) 2014 ISBN 978-1-880653-91-3. s. 278-285
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50 Hauge, Mons; Ren, Xiaobo; Magnor, William.
Effect of residual stresses in Engineering Critical Assessment (ECA) if welded steel components. The 20th European Conference on Fracture (ECF20); 2014-06-30 - 2014-07-04
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