2023

• Gans, Luiz Henrique Accorsi ; Trivedi, Chirag; Iliev, Igor; Storli, Pål-Tore Selbo. (2023) An experimental and numerical study of a three-lobe pump for pumped hydro storage applications. Journal of Physics: Conference Series (JPCS)
  Vitenskapelig artikkel

2022

• Acharya, Nirmal; Gautam, Saroj; Chitrakar, Sailesh; Trivedi, Chirag; Dahlhaug, Ole Gunnar. (2022) Application of hydro-abrasive erosion model from IEC 62364:2019 standard in Francis turbines. IOP Conference Series: Earth and Environmental Science (EES)
  Vitenskapelig artikkel
• Storli, Pål-Tore Selbo; Trivedi, Chirag. (2022) An Analytical quasi 2D steady-state Francis turbine model using first principles. IOP Conference Series: Earth and Environmental Science (EES)
  Vitenskapelig artikkel

2021

• Acharya, Nirmal; Gautam, Saroj; Chitrakar, Sailesh; Trivedi, Chirag; Dahlhaug, Ole Gunnar. (2021) Leakage Vortex Progression through a Guide Vane’s Clearance Gap and the Resulting Pressure Fluctuation in a Francis Turbine. Energies
  Vitenskapelig artikkel
• Ivarson, Mads Mehus; Trivedi, Chirag; Vereide, Kaspar. (2021) Investigations of Rake and Rib Structures in Sand Traps to Prevent Sediment Transport in Hydropower Plants. Energies
  Vitenskapelig artikkel
• Acharya, Nirmal; Trivedi, Chirag; Gautam, Saroj; Dahlhaug, Ole Gunnar. (2021) Investigation of sediment erosion phenomenon for different blade angle distribution in Francis runner. IOP Conference Series: Earth and Environmental Science (EES)
  Vitenskapelig artikkel
• Quaranta, Emanuele; Trivedi, Chirag. (2021) The state-of-art of design and research for Pelton turbine casing, weight estimation, counterpressure operation and scientific challenges. Heliyon
  Vitenskapelig oversiktsartikkel/review
• Trivedi, Chirag. (2021) Study of pressure pulsations in a Francis turbine designed for frequent start-stop. Journal of energy resources technology
  Vitenskapelig artikkel

2020

• Trivedi, Chirag. (2020) Time-dependent inception of vortex rings in a Francis turbine during load variation: Large eddy simulation and experimental validation. Journal of Hydraulic Research
  Vitenskapelig artikkel
• Trivedi, Chirag; Iliev, Igor; Dahlhaug, Ole Gunnar; Zoran, Markov; Engstrom, Fredrik; Lysaker, Henning. (2020) Investigation of a Francis turbine during speed variation: Inception of cavitation. Renewable Energy
  Vitenskapelig artikkel
• Iliev, Igor; Tengs, Erik Os; Trivedi, Chirag; Dahlhaug, Ole Gunnar. (2020) Optimization of Francis Turbines for Variable Speed Operation Using Surrogate Modeling Approach. Journal of Fluids Engineering - Trancactions of The ASME
  Vitenskapelig artikkel
• Trivedi, Chirag; Iliev, Igor; Dahlhaug, Ole Gunnar. (2020) Numerical study of a Francis turbine over wide operating range: Some practical aspects of verification. Sustainability
  Vitenskapelig artikkel

2019

• Iliev, Igor; Trivedi, Chirag; Agnalt, Einar; Dahlhaug, Ole Gunnar. (2019) Variable-speed operation and pressure pulsations in a Francis turbine and a pump-turbine. IOP Conference Series: Earth and Environmental Science (EES)
  Vitenskapelig artikkel
• Solemslie, Bjørn Winther; Trivedi, Chirag; Agnalt, Einar; Dahlhaug, Ole Gunnar. (2019) Pressure Pulsations and Fatigue Loads in High Head Francis Turbines. IOP Conference Series: Earth and Environmental Science (EES)
  Vitenskapelig artikkel
• Trivedi, Chirag; Agnalt, Einar; Dahlhaug, Ole Gunnar; Brandåstrø, Bård Aslak. (2019) Signature analysis of characteristic frequencies in a Francis turbine. IOP Conference Series: Earth and Environmental Science (EES)
  Vitenskapelig artikkel
• Trivedi, Chirag; Dahlhaug, Ole Gunnar. (2019) A comprehensive review of verification and validation techniques applied to hydraulic turbines. International Journal of Fluid Machinery and Systems
  Vitenskapelig oversiktsartikkel/review
• Iliev, Igor; Trivedi, Chirag; Dahlhaug, Ole Gunnar. (2019) Variable-speed operation of Francis turbines: A review of the perspectives and challenges. Renewable and Sustainable Energy Reviews
  Vitenskapelig oversiktsartikkel/review
• Trivedi, Chirag; Dahlhaug, Ole Gunnar; Storli, Pål-Tore Selbo; Nielsen, Torbjørn Kristian. (2019) Francis-99 Workshop 3: Fluid structure interaction. Journal of Physics: Conference Series (JPCS)
  Vitenskapelig artikkel
• Trivedi, Chirag. (2019) A systematic validation of a Francis turbine under design and off-design loads. Journal of Verification, Validation and Uncertainty Quantification
  Vitenskapelig artikkel
• Nordvik, Andreas; Iliev, Igor; Trivedi, Chirag; Dahlhaug, Ole Gunnar. (2019) Numerical prediction of hill charts of Francis turbines. Journal of Physics: Conference Series (JPCS)
  Vitenskapelig artikkel
• Acharya, Nirmal; Trivedi, Chirag; Wahl, Nina Marie; Gautam, S; Chitrakar, Sailesh; Dahlhaug, Ole Gunnar. (2019) Numerical study of sediment erosion in guide vanes of a high head Francis turbine. Journal of Physics: Conference Series (JPCS)
  Vitenskapelig artikkel

2018

• Baidar, Binaya; Jonathan, Nicolle; Trivedi, Chirag; Cervantes, Michel. (2018) Numerical study of the Winter-Kennedy method - a sensitivity analysis. Journal of Fluids Engineering - Trancactions of The ASME
  Vitenskapelig artikkel
• Tabatabaei, Narges; Cervantes, Michel; Trivedi, Chirag. (2018) Time-Dependent Effects of Glaze Ice on the Aerodynamic Characteristics of an Airfoil. International Journal of Rotating Machinery
  Vitenskapelig artikkel
• Trivedi, Chirag; Agnalt, Einar; Dahlhaug, Ole Gunnar. (2018) Experimental investigation of a Francis turbine during exigent ramping and transition into total load rejection. Journal of Hydraulic Engineering
  Vitenskapelig artikkel
• Tabatabaei, Narges; Cervantes, Michel; Trivedi, Chirag. (2018) Investigation of the Numerical Methodology of a Model Wind Turbine Simulation. Journal of Applied Fluid Mechanics
  Vitenskapelig artikkel
• Trivedi, Chirag. (2018) Investigations of Compressible Turbulent Flow in a High-Head Francis Turbine. Journal of Fluids Engineering - Trancactions of The ASME
  Vitenskapelig artikkel
• Goyal, Rahul; Trivedi, Chirag; Gandhi, BK; Cervantes, Michel. (2018) Numerical Simulation and Validation of a High Head Model Francis Turbine at Part Load Operating Condition. Journal of The Institution of Engineers (India): Series C
  Vitenskapelig artikkel
• Trivedi, Chirag. (2018) Compressible large eddy simulation of a Francis turbine during speed-no-load: Rotor stator interaction and inception of a vortical flow. Journal of Engineering For Gas Turbines and Power
  Vitenskapelig artikkel
• Trivedi, Chirag; Dahlhaug, Ole Gunnar. (2018) Interaction between trailing edge wake and vortex rings in a Francis turbine at runaway condition: Compressible large eddy simulation. Physics of Fluids
  Vitenskapelig artikkel
• Iliev, Igor; Trivedi, Chirag; Dahlhaug, Ole Gunnar. (2018) Simplified hydrodynamic analysis on the general shape of the hill charts of Francis turbines using shroud-streamline modeling. Journal of Physics: Conference Series (JPCS)
  Vitenskapelig artikkel
• Trivedi, Chirag; Gogstad, Peter Joachim; Dahlhaug, Ole Gunnar. (2018) Investigation of the Unsteady Pressure Pulsations in the Prototype Francis Turbines -Part 1: Steady State Operating Conditions. Mechanical systems and signal processing
  Vitenskapelig artikkel
• Trivedi, Chirag; Agnalt, Einar; Dahlhaug, Ole Gunnar. (2018) Experimental study of a Francis turbine under variable-speed and discharge conditions. Renewable Energy
  Vitenskapelig artikkel

2017

• Trivedi, Chirag; Gogstad, Peter Joachim; Dahlhaug, Ole Gunnar. (2017) Investigation of the unsteady pressure pulsations in the prototype Francis turbines during load variation and startup. Journal of Renewable and Sustainable Energy
  Vitenskapelig artikkel
• Cervantes, Michel; Trivedi, Chirag; Dahlhaug, Ole Gunnar; Nielsen, Torbjørn Kristian. (2017) Francis-99 Workshop 2: transient operation of Francis turbines. Journal of Physics: Conference Series (JPCS)
  Leder
• Trivedi, Chirag. (2017) A review on fluid structure interaction in hydraulic turbines: A focus on hydrodynamic damping. Engineering Failure Analysis
  Vitenskapelig oversiktsartikkel/review
• Trivedi, Chirag; Agnalt, Einar; Dahlhaug, Ole Gunnar. (2017) Investigations of unsteady pressure loading in a Francis turbine during variable-speed operation. Renewable Energy
  Vitenskapelig artikkel
• Trivedi, Chirag; Cervantes, Michel. (2017) Fluid-structure interactions in Francis turbines: A perspective review. Renewable and Sustainable Energy Reviews
  Vitenskapelig oversiktsartikkel/review
• Gong, Ruzhi; Trivedi, Chirag; Dahlhaug, Ole Gunnar; Nielsen, Torbjørn Kristian. (2017) Blade passage modeling strategy for hydraulic turbine. International Journal of Fluid Machinery and Systems
  Vitenskapelig artikkel

2016

• Thapa, Biraj Singh; Trivedi, Chirag; Dahlhaug, Ole Gunnar. (2016) Design and development of guide vane cascade for a low speed number Francis turbine. Journal of Hydrodynamics
  Vitenskapelig artikkel
• Trivedi, Chirag; Cervantes, Michel; Dahlhaug, Ole Gunnar. (2016) Experimental and Numerical Studies of a High-Head Francis Turbine: A Review of the Francis-99 Test Case. Energies
  Vitenskapelig oversiktsartikkel/review
• Tabatabaei, N.; Cervantes, Michel; Trivedi, Chirag; Aidanpää, Jan-Olof. (2016) Numerical Study of Aerodynamic Characteristics of a Symmetric NACA Section with Simulated Ice Shapes. Journal of Physics: Conference Series (JPCS)
  Vitenskapelig artikkel
• Goyal, Rahul; Trivedi, Chirag; Gandhi, BK; Cervantes, Michel; Dahlhaug, Ole Gunnar. (2016) Transient pressure measurements at part load operating condition of a high head model Francis turbine. Sādhanā (Bangalore)
  Vitenskapelig artikkel
• Trivedi, Chirag; Cervantes, Michel. (2016) State of the art in numerical simulation of high head Francis turbines. Renewable Energy and Environmental Sustainability
  Vitenskapelig artikkel
• Trivedi, Chirag; Cervantes, Michel; Dahlhaug, Ole Gunnar. (2016) Numerical techniques applied to hydraulic turbines: a perspective review. Applied Mechanics Review
  Vitenskapelig oversiktsartikkel/review
• Trivedi, Chirag; Cervantes, Michel; Gandhi, BK. (2016) Numerical investigation and validation of a Francis turbine at runaway operating conditions. Energies
  Vitenskapelig artikkel

2015

• Cervantes, Michel; Trivedi, Chirag; Dahlhaug, Ole Gunnar; Nielsen, Torbjørn Kristian. (2015) Francis-99 Workshop 1: steady operation of Francis turbines. Journal of Physics: Conference Series (JPCS)
  Leder
• Trivedi, Chirag; Gandhi, BK; Cervantes, Michel; Dahlhaug, Ole Gunnar. (2015) Experimental investigations of a model Francis turbine during shutdown at synchronous speed. Renewable Energy
  Vitenskapelig artikkel
• Trivedi, Chirag; Cervantes, Michel; Dahlhaug, Ole Gunnar; Gandhi, BK. (2015) Experimental investigation of a high head Francis turbine during spin-no-load operation. Journal of Fluids Engineering - Trancactions of The ASME
  Vitenskapelig artikkel

2014

• Trivedi, Chirag; Cervantes, Michel; Bhupendrakumar, Gandhi; Dahlhaug, Ole Gunnar. (2014) Pressure measurements on a high-head Francis turbine during load acceptance and rejection. Journal of Hydraulic Research
  Vitenskapelig artikkel
• Trivedi, Chirag; Cervantes, Michel; Gandhi, B.K.; Dahlhaug, Ole Gunnar. (2014) Experimental investigations of transient pressure variations in a high head model Francis turbine during start-up and shutdown. Journal of Hydrodynamics
  Vitenskapelig artikkel
• Trivedi, Chirag; Cervantes, Michel; Bhupendrakumar, Gandhi; Dahlhaug, Ole Gunnar. (2014) Transient pressure measurements on a high head model Francis turbine during emergency shutdown, total load rejection, and runaway. Journal of Fluids Engineering - Trancactions of The ASME
  Vitenskapelig artikkel
• Trivedi, Chirag; Cervantes, Michel; Gandhi, Bhupendra Kumar; Dahlhaug, Ole Gunnar. (2014) Pressure measurements on a high-head Francis turbine during load acceptance and rejection. Journal of Hydraulic Research
  Vitenskapelig artikkel

2013

• Trivedi, Chirag; Gandhi, BK; Cervantes, Michel. (2013) Effect of transients on Francis turbine runner life: a review. Journal of Hydraulic Research
  Vitenskapelig oversiktsartikkel/review
• Trivedi, Chirag; Cervantes, Michel; Gandhi, B. K.; Dahlhaug, Ole Gunnar. (2013) Experimental and Numerical Studies for a High Head Francis Turbine at Several Operating Points. Journal of Fluids Engineering - Trancactions of The ASME
  Vitenskapelig artikkel