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Viser treff 1-50 av 122 << Forrige 1 2 3    Neste >>

2017
1 Du, Xiaoju; Nydal, Ole Jørgen.
Flow models and numerical schemes for single/two-phase transient flow in one dimension. Applied Mathematical Modelling 2017 ;Volum 42. s. 145-160
NTNU Untitled
 
2016
2 Denis, Okello; Nydal, Ole Jørgen; Nyeinga, Karidewa; Banda, Eldad JK.
Experimental investigation on heat extraction from a rock bed heat storage system for high temperature applications. Journal of Energy in Southern Africa 2016 ;Volum 27.(2) s. 30-37
NTNU Untitled
 
3 Nydal, Ole Jørgen.
Nytt tårn, nye muligheter. Adresseavisen 2016
NTNU Untitled
 
4 Nyeinga, Karidewa; Nydal, Ole Jørgen; Okello, Denis; Banda, Eldad John K.B..
Dynamic model of a small scale concentrating solar cooker with rock bed heat storage. Journal of Energy in Southern Africa 2016 ;Volum 27.(1) s. 20-27
NTNU Untitled
 
5 Schümann, Heiner; Chandra, Pankaj; Nydal, Ole Jørgen.
Oil-water pipe flow development after a valve. 9th International Conference on Multiphase Flow; 2016-05-22 - 2016-05-27
NTNU SINTEFPETR Untitled
 
6 Schümann, Heiner; Tutkun, Murat; Nydal, Ole Jørgen.
Experimental study of dispersed oil-water flow in a horizontal pipe with enhanced inlet mixing, Part 2: In-situ droplet measurements. Journal of Petroleum Science and Engineering 2016 ;Volum 145. s. 753-762
IFE NTNU SINTEFPETR UiO Untitled
 
7 Schümann, Heiner; Tutkun, Murat; Yang, Zhi Lin; Nydal, Ole Jørgen.
Experimental study of dispersed oil-water flow in a horizontal pipe with enhanced inlet mixing, Part 1: Flow patterns, phase distributions and pressure gradients. Journal of Petroleum Science and Engineering 2016 ;Volum 145. s. 742-752
IFE NTNU SINTEFPETR UiO Untitled
 
8 Smith, Ivar Eskerud; Nydal, Ole Jørgen.
The effect of boundary conditions and droplet entrainment on severe slugging using a Lagrangian slug tracking model. International Journal of Multiphase Flow 2016 ;Volum 85. s. 245-257
NTNU Untitled
 
2015
9 Akselsen, Andreas Holm; Nydal, Ole Jørgen.
Applying Multiple Grids to a Multi-Field Model - The Resolution Requirements of Individual Fields in the Two-Fluid Model for 1D Pipe Flow. Journal of Dispersion Science and Technology 2015 ;Volum 36.(10) s. 1378-1387
NTNU Untitled
 
10 Edvardsen, Svein; Dorao, Carlos Alberto; Nydal, Ole Jørgen.
Experimental and numerical study of single-phase pressure drop in downhole shut-in valve. Journal of Natural Gas Science and Engineering 2015 ;Volum 22. s. 214-226
NTNU Untitled
 
11 Edvardsen, Svein; Dorao, Carlos Alberto; Nydal, Ole Jørgen.
Experimental and numerical study of two-phase pressure drop in downhole shut-in valve with Unified Comprehensive Model formulation. Journal of Natural Gas Science and Engineering 2015 ;Volum 23. s. 440-449
NTNU Untitled
 
12 Edvardsen, Svein; Dorao, Carlos Alberto; Nydal, Ole Jørgen.
Multiphase flow in complex valve geometry. Energy Procedia 2015 s. 91-100
NTNU Untitled
 
13 Huang, Yrjö Jun; Nydal, Ole Jørgen; Ge, Chenhui; Yao, Baodian.
An Introduction to Discrete Element Method: A Meso-scale Mechanism Analysis of Granular Flow. Journal of Dispersion Science and Technology 2015 ;Volum 36.(10) s. 1370-1377
NTNU Untitled
 
14 Khatibi, Milad; Schümann, Heiner; Nydal, Ole Jørgen; Yang, Zhi Lin; Time, Rune Wiggo.
Inclination effect on stratified oil-water pipe flow. I: 17th International Conference on Multiphase Technology 2015 : proceedings of a meeting held 10.-12. June 2015, Cannes, France. BHR Group 2015 ISBN 9781510811447. s. -
NTNU UIS Untitled
 
15 Kjeldby, Tor Kindsbekken; Nydal, Ole Jørgen.
Experiments and simulations of local upstream gas accumulation giving unstable production in a flowline/riser system. SPE Journal 2015 ;Volum 20.(3) s. 598-609
NTNU Untitled
 
16 Plasencia Cabanillas, Jose Luis; Nydal, Ole Jørgen; Schaefer, Eirik Husum.
Effective Viscosity for Dispersed Oil–Water Pipe Flow in Different Diameters. Journal of Dispersion Science and Technology 2015 ;Volum 36.(10) s. 1419-1431
NTNU Untitled
 
17 Schümann, Heiner; Khatibi, Milad; Tutkun, Murat; Pettersen, Bjørnar H.; Yang, Zhi Lin; Nydal, Ole Jørgen.
Droplet Size Measurements in Oil–Water Dispersions: A Comparison Study Using FBRM and PVM. Journal of Dispersion Science and Technology 2015 ;Volum 36.(10) s. 1432-1443
IFE NTNU UiO Untitled
 
18 Shmueli Alvarado, Andrea; Borregales, Manuel; Asuaje, Miguel; Nydal, Ole Jørgen.
Modelling of Liquid Droplets Concentration Profiles in Stratified-Annular Flows. I: 17th Multiphase Production Technology Conference, Cannes, France. BHR Group 2015 ISBN 9781855981478. s. 25-39
NTNU Untitled
 
19 Shmueli Alvarado, Andrea; Unander, Tor Erling; Nydal, Ole Jørgen.
Characteristics of Gas/Water/Viscous Oil in Stratified-Annular Horizontal Pipe Flows. I: Offshore Technology Conference Brasil 2015 (OTC Brasil 2015). : Offshore Technology Conference (OTC) 2015 ISBN 978-1-61399-414-6.
NTNU SINTEFPETR Untitled
 
20 Tesfay, Asfafaw Haileselassie; Hagos, Ftwi Yohannes; Yohannes, Kiros G.; Nydal, Ole Jørgen; Kahsay, Mulu Bayray.
Preparing side charging of PCM storage: Theoretical and experimental investigation. IOP Conference Series: Materials Science and Engineering 2015 ;Volum 100:012021.(1) s. 1-13
NTNU Untitled
 
21 Vieiro Medina, Joaquin Jose; Ita, Eyamba; Nydal, Ole Jørgen.
Two-Way Fluid-Structure Interaction in a Flexible Pipe Conveying Gas-Liquid Slug Flow. I: Offshore Technology Conference Brasil 2015 (OTC Brasil 2015). : Offshore Technology Conference (OTC) 2015 ISBN 978-1-61399-414-6.
NTNU Untitled
 
22 Vieiro Medina, Joaquin Jose; Mohamed Hemeda, Amr Khalil Hemeda Khalil; Nydal, Ole Jørgen.
Multiphase Flow in Flexible Pipes: Coupled Dynamic Simulations and Small Scale Experiments on Garden Hose Instability. I: Proceedings of MekIT'15 Eighth National Conference on Computational Mechanics. International Center for Numerical Methods in Engineering (CIMNE) 2015 ISBN 97884944244-96. s. 373-382
NTNU Untitled
 
2014
23 Denis, Okello; Foong, Chee Woh; Nydal, Ole Jørgen; Banda, Eldad John K.B..
An experimental investigation on the combined use of phase change material and rock particles for high temperature (∼350 C) heat storage. Energy Conversion and Management 2014 ;Volum 79. s. 1-8
NTNU Untitled
 
24 Denis, Okello; Nydal, Ole Jørgen; Banda, Eldad John K.B..
Experimental investigation of thermal de-stratification in rock bed TES systems for high temperature applications. Energy Conversion and Management 2014 ;Volum 86. s. 125-131
NTNU Untitled
 
25 Edvardsen, Svein; Dorao, Carlos Alberto; Nydal, Ole Jørgen.
Two-phase flow in a down hole shut-in valve. 3rd Trondheim Gas Technology Conference; 2014-06-04 - 2014-06-05
NTNU Untitled
 
26 Edvardsen, Svein; Nydal, Ole Jørgen; Dorao, Carlos Alberto.
Two-phase Flow in a Down-hole Shut-in Valve. 9th North American Conference on Multiphase Technology Multiphase 2014; 2014-06-11 - 2014-06-13
NTNU Untitled
 
27 Edvardsen, Svein; Nydal, Ole Jørgen; Dorao, Carlos Alberto.
Two-phase Flow in a Down-hole Shut-in Valve. I: 9th North American Conference on Multiphase Technology 2014. BHR Group 2014 ISBN 9781632668585. s. 435-448
NTNU Untitled
 
28 Huang, Yrjö Jun; Nydal, Ole Jørgen; Yao, B.
Time step criterions for nonlinear dense packed granular materials in time-driven method simulations. Powder Technology 2014 ;Volum 253. s. 80-88
NTNU Untitled
 
29 Mussard, Maxime; Nydal, Ole Jørgen.
Influence of Solar Tracking Inaccuracy and Sun Rays Modeling on the Efficiency of a Small-scale Parabolic Trough. Energy Procedia 2014 ;Volum 57. s. 1508-1515
NTNU Untitled
 
30 Nydal, Ole Jørgen.
Ray Tracing for Optimization of a Double Reflector System for Direct Illumination of a Heat Storage. Energy Procedia 2014 ;Volum 57. s. 2211-2220
NTNU Untitled
 
31 Schümann, Heiner; Kazemihatami, Milad; Yang, Zhilin; Diaz Arias, Mariana JC; Nydal, Ole Jørgen.
Liquid-Liquid Displacement in a Horizontal and Inclined Pipe Section. 9th North American Conference on Multiphase Technology; 2014-06-11 - 2014-06-13
NTNU Untitled
 
32 Shmueli Alvarado, Andrea; Khatibi, Milad; Arnulf, Thomas; Djoric, Biljana; Nydal, Ole Jørgen.
Experiments on Gas Flow With Wet Pipe Walls. I: 9th North American Conference on Multiphase Technology 2014. BHR Group 2014 ISBN 9781632668585. s. 29-39
NTNU Untitled
 
33 Shmueli Alvarado, Andrea; Khatibi, Milad; Arnulf, Thomas; Djoric, Biljana; Nydal, Ole Jørgen.
Experiments on Gas Flow With Wet Pipe Walls. 9th North American Conference on Multiphase Technology; 2014-06-11 - 2014-06-13
NTNU Untitled
 
34 Tesfay, Asfafaw H; Kahsay, Mulu Bayray; Nydal, Ole Jørgen.
Design and Development of Solar Thermal Injera Baking: Steam Based Direct Baking. Energy Procedia 2014 ;Volum 57. s. 2946-2955
NTNU Untitled
 
35 Tesfay, Asfafaw H; Kahsay, Mulu Bayray; Nydal, Ole Jørgen.
Solar Powered Heat Storage for Injera Baking in Ethiopia. Energy Procedia 2014 ;Volum 57. s. 1603-1612
NTNU Untitled
 
36 Tesfay, Asfafaw H; Nydal, Ole Jørgen; Kahsay, Mulu Bayray.
Energy storage integrated solar stove: A case of solar Injera baking in Ethiopia. I: Global Humanitarian Technology Conference (GHTC), 2014 IEEE. IEEE conference proceedings 2014 ISBN 978-1-4799-7193-0. s. 659-666
NTNU Untitled
 
37 Tesfay, Asfafaw Haileselassie; Nydal, Ole Jørgen; Kahsay, Mulu B.
Solar energy for Sustainable energy and climate security. Sustainable Land and Watershed Management (SLWM) Conference, 2014; 2014-05-26 - 2014-05-27
NTNU Untitled
 
38 Tesfay, Asfafaw Haileselassie; Nydal, Ole Jørgen; Kahsay, Mulu B.
Storage integrated solar stove and its perspectives in Ethiopia. Renewable Energy Research Conference, 2014; 2014-06-16 - 2014-06-18
NTNU Untitled
 
2013
39 Du, Xiaoju.
Numerical solvers for transient two-phase flow. Trondheim: NTNU 2013 (ISBN 978-82-471-4518-0) 148 s.
NTNU Untitled
 
40 Huang, Jun; Nydal, Ole Jørgen; Wang, Yuexia.
Body fitted link-cell algorithm for particulate flow simulation in curved pipeline domain. Applied Mathematical Modelling 2013 ;Volum 37.(5) s. 3504-3512
NTNU Untitled
 
41 Huang, Jun; Nydal, Ole Jørgen; Yao, B; Tian, Z.
Particle refining and coarsening method for smoothed particle hydrodynamics simulations. Computational Science & Discovery 2013 ;Volum 6.(1) s. -
NTNU Untitled
 
42 Kjeldby, Tor Kindsbekken; Henkes, RAWM; Nydal, Ole Jørgen.
Lagrangian slug flow modeling and sensitivity on hydrodynamic slug initiation methods in a severe slugging case. International Journal of Multiphase Flow 2013 ;Volum 53. s. 29-39
NTNU Untitled
 
43 Kjeldby, Tor Kindsbekken; Nydal, Ole Jørgen.
A Lagrangian three-phase slug tracking framework. International Journal of Multiphase Flow 2013 ;Volum 56. s. 184-194
NTNU Untitled
 
44 Kjeldby, Tor Kindsbekken.
Lagrangian three-phase Slug tracking Methods. Trondheim: NTNU 2013 (ISBN 978-82-471-4744-3) 213 s.
NTNU Untitled
 
45 Mussard, Maxime.
A solar concentrator with heat storage and self-circulating liquid. Trondheim: Doktoravhandlinger ved NTNU 2013 (ISBN 978-82-471-4438-1) 136 s.
NTNU Untitled
 
46 Mussard, Maxime; Nydal, Ole Jørgen.
Charging of a heat storage coupled with a low-cost small-scale solar parabolic trough for cooking purposes. Solar Energy 2013 ;Volum 95. s. 144-154
NTNU Untitled
 
47 Mussard, Maxime; Nydal, Ole Jørgen.
Comparison of oil and aluminum-based heat storage charged with a small-scale solar parabolic trough. Applied Thermal Engineering 2013 ;Volum 58.(1-2) s. 146-154
NTNU Untitled
 
48 Mussard, Maxime; Nydal, Ole Jørgen; Nydal, OJ.
Experimental study of solar cooking using heat storage in comparison with direct heating. Solar Energy 2013 ;Volum 98PC. s. 375-383
NTNU Untitled
 
49 Plasencia Cabanillas, Jose Luis.
Expermintal study on two phase oil-water dispersed flow. Trondheim: NTNU 2013 (ISBN 978-82-471-4765-8)
NTNU Untitled
 
50 Plasencia Cabanillas, Jose Luis; Pettersen, Bjørnar; Nydal, Ole Jørgen.
Pipe flow of water-in-crude oil emulsions: Effective viscosity, inversion point and droplet size distribution. Journal of Petroleum Science and Engineering 2013 ;Volum 101. s. 35-43
NTNU Untitled
 
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