Dahlhaug, O G: search on Z-Library

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1

Variable-speed operation of Francis turbines: A review of the perspectives and challenges

Iliev, Igor, Trivedi, Chirag, Dahlhaug, Ole Gunnar

Journal:

Renewable and Sustainable Energy Reviews

Year:

2019

Language:

english

File:

PDF, 1.38 MB

english, 2019

2

Design and Fatigue Performance of Large Utility-Scale Wind Turbine Blades

Fossum, Peter K., Frøyd, Lars, Dahlhaug, Ole G.

Journal:

Journal of Solar Energy Engineering

Year:

2013

Language:

english

File:

PDF, 1.41 MB

english, 2013

3

Optimizing runner blade profile of Francis turbine to minimize sediment erosion

Thapa, B S, Thapa, B, Eltvik, M, Gjosater, K, Dahlhaug, O G

Journal:

IOP Conference Series Earth and Environmental Science

Year:

2012

Language:

english

File:

PDF, 888 KB

english, 2012

4

A Reference Pelton Turbine—Three-Dimensional Flow Front Tracking Within a Rotating Pelton Bucket

Solemslie, Bjørn W., Dahlhaug, Ole G.

Journal:

Journal of Fluids Engineering

Year:

2018

Language:

english

File:

PDF, 3.42 MB

english, 2018

5

Experimental Investigation of a Francis Turbine during Exigent Ramping and Transition into Total Load Rejection

Trivedi, Chirag, Agnalt, Einar, Dahlhaug, Ole Gunnar

Journal:

Journal of Hydraulic Engineering

Year:

2018

Language:

english

File:

PDF, 2.56 MB

english, 2018

6

A reference pelton turbine - design and efficiency measurements

Solemslie, Bjørn W, Dahlhaug, Ole G

Journal:

IOP Conference Series: Earth and Environmental Science

Year:

2014

Language:

english

File:

PDF, 3.73 MB

english, 2014

7

Sand erosion of Pelton turbine nozzles and buckets: A case study of Chilime Hydropower Plant

T.R. Bajracharya, B. Acharya, C.B. Joshi, R.P. Saini, O.G. Dahlhaug

Journal:

Year:

2008

Language:

english

File:

PDF, 901 KB

english, 2008

8

Hydrodynamic Damping of a Fluttering Hydrofoil in High-speed Flows

Bergan, Carl W., Solemslie, Bjørn W., Østby, Petter, Dahlhaug, Ole G.

Journal:

International Journal of Fluid Machinery and Systems

Year:

2018

Language:

english

File:

PDF, 428 KB

english, 2018

9

Investigation of a Francis turbine during speed variation: Inception of cavitation

Trivedi, Chirag, Iliev, Igor, Dahlhaug, Ole Gunnar, Markov, Zoran, Engstrom, Fredrik, Lysaker, Henning

Journal:

Renewable Energy

Year:

2020

File:

PDF, 28.90 MB

2020

10

Sediment erosion in hydro turbines and its effect on the flow around guide vanes of Francis turbine

Thapa, Biraj Singh, Dahlhaug, Ole Gunnar, Thapa, Bhola

Journal:

Renewable and Sustainable Energy Reviews

Year:

2015

Language:

english

File:

PDF, 7.20 MB

english, 2015

11

[ASME ASME 2011 30th International Conference on Ocean, Offshore and Arctic Engineering - Rotterdam, The Netherlands (June 19–24, 2011)] Volume 5: Ocean Space Utilization; Ocean Renewable Energy - Tidal Turbine Blades: Design and Dynamic Loads Estimation Using CFD and Blade Element Momentum Theory

Faudot, Céline, Dahlhaug, Ole G.

Year:

2011

Language:

english

File:

PDF, 1.10 MB

english, 2011

12

Blade passage modeling strategy for hydraulic turbine

Gong, Ruzhi, Trivedi, Chirag, Dahlhaug, Ole G., Nielsen, Torbjørn K.

Journal:

International Journal of Fluid Machinery and Systems

Year:

2017

Language:

english

File:

PDF, 1.45 MB

english, 2017

13

A reference Pelton turbine design

Solemslie, B W, Dahlhaug, O G

Journal:

IOP Conference Series Earth and Environmental Science

Year:

2012

Language:

english

File:

PDF, 970 KB

english, 2012

14

Prediction of Wave Loads on Tidal Turbine Blades

Céline Faudot, Ole Gunnar Dahlhaug

Journal:

Energy Procedia

Year:

2012

Language:

english

File:

PDF, 1.32 MB

english, 2012

15

Interaction between trailing edge wake and vortex rings in a Francis turbine at runaway condition: Compressible large eddy simulation

Trivedi, Chirag, Dahlhaug, Ole Gunnar

Journal:

Physics of Fluids

Year:

2018

Language:

english

File:

PDF, 10.50 MB

english, 2018

16

Effects of sediment erosion in guide vanes of Francis turbine

Thapa, Biraj Singh, Dahlhaug, Ole Gunnar, Thapa, Bhola

Journal:

Year:

2017

Language:

english

File:

PDF, 1.99 MB

english, 2017

17

Numerical and experimental study of the leakage flow in guide vanes with different hydrofoils

Chitrakar, Sailesh, Thapa, Biraj Singh, Dahlhaug, Ole Gunnar, Neopane, Hari Prasad

Journal:

Journal of Computational Design and Engineering

Year:

2017

Language:

english

File:

PDF, 2.89 MB

english, 2017

18

Experimental study of a Francis turbine under variable-speed and discharge conditions

Trivedi, Chirag, Agnalt, Einar, Dahlhaug, Ole Gunnar

Journal:

Renewable Energy

Year:

2018

Language:

english

File:

PDF, 3.65 MB

english, 2018

19

Numerical study of sediment erosion in guide vanes of a high head Francis turbine

Acharya, N., Trivedi, C., Wahl, N. M., Gautam, S., Chitrakar, S., Dahlhaug, O. G.

Journal:

Journal of Physics Conference Series

Year:

2019

Language:

english

File:

PDF, 1.36 MB

english, 2019

20

PIV investigation of the leakage flow through clearance gaps in cambered hydrofoils

Chitrakar, Sailesh, Neopane, Hari P., Dahlhaug, Ole G.

Journal:

Journal of Fluids Engineering

Year:

2017

Language:

english

File:

PDF, 2.33 MB

english, 2017

21

Flow measurements around guide vanes of Francis turbine: A PIV approach

Thapa, Biraj Singh, Dahlhaug, Ole Gunnar, Thapa, Bhola

Journal:

Renewable Energy

Year:

2018

Language:

english

File:

PDF, 3.91 MB

english, 2018

22

Investigation of the unsteady pressure pulsations in the prototype Francis turbines – Part 1: Steady state operating conditions

Trivedi, Chirag, Gogstad, Peter Joachim, Dahlhaug, Ole Gunnar

Journal:

Mechanical Systems and Signal Processing

Year:

2018

Language:

english

File:

PDF, 2.39 MB

english, 2018

23

Numerical prediction of hill charts of Francis turbines

Nordvik, Andreas, Iliev, Igor, Trivedi, Chirag, Gunnar Dahlhaug, Ole

Journal:

Journal of Physics Conference Series

Year:

2019

Language:

english

File:

PDF, 590 KB

english, 2019

24

Experimental Investigation of a High Head Francis Turbine During Spin-No-Load Operation

Trivedi, Chirag, Cervantes, Michel J., Dahlhaug, Ole G., Gandhi, B. K.

Journal:

Journal of Fluids Engineering

Year:

2015

Language:

english

File:

PDF, 3.44 MB

english, 2015

25

Experimental investigation on a high head model Francis turbine during load rejection

Goyal, R, Bergan, C, Cervantes, M J, Gandhi, B K, Dahlhaug, O G

Journal:

IOP Conference Series Earth and Environmental Science

Year:

2016

Language:

english

File:

PDF, 1.89 MB

english, 2016

26

Transient pressure measurements at part load operating condition of a high head model Francis turbine

Rahul Goyal,Chirag Trivedi,B K Gandhi,Michel J Cervantes,Ole G Dahlhaug

Journal:

Year:

2016

Language:

english

File:

PDF, 1.28 MB

english, 2016

27

Simplified hydrodynamic analysis on the general shape of the hill charts of Francis turbines using shroud-streamline modeling

Iliev, I, Trivedi, C, Dahlhaug, O G

Journal:

Journal of Physics Conference Series

Year:

2018

Language:

english

File:

PDF, 2.02 MB

english, 2018

28

Onboard measurements of pressure pulsations in a low specific speed Francis model runner

Agnalt, E, Solemslie, B W, Dahlhaug, O G

Journal:

IOP Conference Series: Earth and Environmental Science

Year:

2019

Language:

english

File:

PDF, 2.23 MB

english, 2019

29

[IEEE 2014 IEEE International Symposium on Ethics in Engineering, Science, and Technology (ETHICS) - Chicago, IL, USA (2014.5.23-2014.5.24)] 2014 IEEE International Symposium on Ethics in Science, Technology and Engineering - University cooperation as a development tool in poor countries

Sharma, Suresh, Thapa, Bhola, Johansen, Inge, Dahlhaug, Ole Gunnar, Stoa, Petter

Year:

2014

Language:

english

File:

PDF, 209 KB

english, 2014

30

[ASME ASME 2011 30th International Conference on Ocean, Offshore and Arctic Engineering - Rotterdam, The Netherlands (June 19–24, 2011)] Volume 5: Ocean Space Utilization; Ocean Renewable Energy - A Conceptual Design Method for Parametric Study of Blades for Offshore Wind Turbines

Fro̸yd, Lars, Dahlhaug, Ole G.

Year:

2011

Language:

english

File:

PDF, 579 KB

english, 2011

31

Current research in hydraulic turbines for handling sediments

Thapa, Biraj Singh, Thapa, Bhola, Dahlhaug, Ole Gunnar

Journal:

Year:

2012

Language:

english

File:

PDF, 1.70 MB

english, 2012

32

Preliminary Measurements of the Radial Velocity in the Francis-99 Draft Tube Cone

Bergan, Carl, Amiri, Kaveh, Cervantes, Michel J, Dahlhaug, Ole G

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 2.69 MB

english, 2015

33

Experimental and Numerical Studies of a High-Head Francis Turbine: A Review of the Francis-99 Test Case

Trivedi, Chirag, Cervantes, Michel, Dahlhaug, Ole

Journal:

Year:

2016

Language:

english

File:

PDF, 9.75 MB

english, 2016

34

Role of Turbine Testing Lab for overcoming the challenges related to hydropower development in Nepal

Neopane, Hari Prasad, Chitrakar, Sailesh, Dahlhaug, Ole Gunnar

Journal:

IOP Conference Series: Earth and Environmental Science

Year:

2019

File:

PDF, 1.17 MB

2019

35

Numerical Study of a Francis Turbine over Wide Operating Range: Some Practical Aspects of Verification

Trivedi, Chirag, Iliev, Igor, Dahlhaug, Ole Gunnar

Journal:

Year:

2020

File:

PDF, 2.98 MB

2020

36

Adjustment of parental effort in the puffin; the roles of adult body condition and chick size

K. E. Erikstad, M. Asheim, P. Fauchald, L. Dahlhaug, Torkild Tveraa, P. Dahlhaug

Journal:

Behavioral Ecology and Sociobiology

Year:

1997

Language:

english

File:

PDF, 260 KB

english, 1997

37

Francis-99 Workshop 1: steady operation of Francis turbines

Cervantes, Michel, Trivedi, Chiragkumar Hasmukhlal, Dahlhaug, Ole-Gunnar, Nielsen, Torbjörn

Journal:

Journal of Physics Conference Series

Year:

2015

Language:

english

File:

PDF, 75 KB

english, 2015

38

LDA measurements in the Francis-99 draft tube cone

Sundstrom, L R J, Amiri, K, Bergan, C, Cervantes, M J, Dahlhaug, O G

Journal:

IOP Conference Series Earth and Environmental Science

Year:

2014

Language:

english

File:

PDF, 11.26 MB

english, 2014

39

Hydrodynamic Damping of a Fluttering Hydrofoil in High-speed Flows

Bergan, Carl W., Solemslie, Bjørn W., Østby, Petter, Dahlhaug, Ole G.

Journal:

International Journal of Fluid Machinery and Systems

Year:

2018

File:

PDF, 428 KB

2018

40

On the relation between friction losses and pressure pulsations caused by Rotor Stator interaction on the Francis-99 turbine

Østby, Petter T.K., Billdal, Jan Tore, Haugen, Bjørn, Dahlhaug, Ole Gunnar

Journal:

Journal of Physics Conference Series

Year:

2017

Language:

english

File:

PDF, 1.26 MB

english, 2017

41

Literature review relevant to particle erosion in complex geometries

Volent, Eirik, Dahlhaug, Ole Gunnar

Journal:

Journal of Physics Conference Series

Year:

2018

Language:

english

File:

PDF, 1.10 MB

english, 2018

42

Damping Measurements on a Multi-Blade Cascade with Multiple Degrees of Freedom: A Francis-99 Test Case

Bergan, C W, Tengs, E O, Solemslie, B W, Østby, P, Dahlhaug, O G

Journal:

Journal of Physics Conference Series

Year:

2019

Language:

english

File:

PDF, 2.09 MB

english, 2019

43

Review on numerical techniques applied in impulse hydro turbines

Chitrakar, Sailesh, Solemslie, BjÃ¸rn Winther, Neopane, Hari Prasad, Dahlhaug, Ole Gunnar

Journal:

Renewable Energy

Year:

2020

File:

PDF, 2.38 MB

2020

44

Pressure pulsations and hydraulic efficiency at Smeland power plant

Ulvan, V S, Kverno, J O, Dahlhaug, O G

Journal:

Journal of Physics Conference Series

Year:

2018

Language:

english

File:

PDF, 4.84 MB

english, 2018

45

Numerical investigation of the flow phenomena around a low specific speed Francis turbine's guide vane cascade

Chitrakar, Sailesh, Thapa, Biraj Singh, Dahlhaug, Ole Gunnar, Neopane, Hari Prasad

Journal:

IOP Conference Series Earth and Environmental Science

Year:

2016

Language:

english

File:

PDF, 1.68 MB

english, 2016

46

Fluid structure interaction of Francis-99 turbine and experimental validation

Østby, Petter T. K., Agnalt, Einar, Haugen, Bjørn, Tore Billdal, Jan, Gunnar Dahlhaug, Ole

Journal:

Journal of Physics Conference Series

Year:

2019

Language:

english

File:

PDF, 1.26 MB

english, 2019

47

Velocity and pressure measurements in guide vane clearance gap of a low specific speed Francis turbine

Thapa, B S, Dahlhaug, O G, Thapa, B

Journal:

IOP Conference Series Earth and Environmental Science

Year:

2016

Language:

english

File:

PDF, 1.78 MB

english, 2016

48

Numerical investigation of the effect of leakage flow through erosion-induced clearance gaps of guide vanes on the performance of Francis turbines

Chitrakar, Sailesh, Dahlhaug, Ole Gunnar, Neopane, Hari Prasad

Journal:

Engineering Applications of Computational Fluid Mechanics

Year:

2018

Language:

english

File:

PDF, 5.92 MB

english, 2018

49

Experimental and Numerical Studies for a High Head Francis Turbine at Several Operating Points

Trivedi, Chirag, Cervantes, Michel J., Gandhi, B. K., Dahlhaug, Ole G.

Journal:

Journal of Fluids Engineering

Year:

2013

Language:

english

File:

PDF, 4.36 MB

english, 2013

50

Study of the simultaneous effects of secondary flow and sediment erosion in Francis turbines

Chitrakar, Sailesh, Neopane, Hari Prasad, Dahlhaug, Ole Gunnar

Journal:

Renewable Energy

Year:

2016

Language:

english

File:

PDF, 3.09 MB

english, 2016

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