A technical review on combined effect of cavitation and silt erosion on Francis turbine

P Kumar, SK Singal, PP Gohil - Renewable and Sustainable Energy …, 2024 - Elsevier
Francis turbine, a reaction type and medium head turbine is most widely used in hydropower
plants to generate electricity due to its wide range of operation. Cavitation erosion and silt …

A numerical investigation on the influence of savonius blade helicity on the performance characteristics of hybrid cross-flow hydrokinetic turbine

MM Kamal, RP Saini - Renewable Energy, 2022 - Elsevier
One of the major drawbacks of having a hybrid cross-flow hydrokinetic turbine (HKT) is the
alternative nature (positive and negative) of instantaneous torque generation by blades over …

Performance investigations of hybrid hydrokinetic turbine rotor with different system and operating parameters

MM Kamal, RP Saini - Energy, 2023 - Elsevier
A cross-flow HKT can be deployed in rivers and canals having a shallow depth of water to
harness the kinetic energy from free stream water. Few studies have been carried out on the …

Numerical analysis on the torque characteristics of hybrid hydrokinetic turbine for different configurations and operating conditions

MM Kamal, SK Singal, A Abbas - Ocean Engineering, 2023 - Elsevier
A hybrid hydrokinetic turbine can become an efficient converter to harness the untapped
hydrokinetic energy of small-scale hydro potentials sites such as canals and rivers …

[HTML][HTML] Hybrid cross-flow hydrokinetic turbine: Computational analysis for performance characteristics with helical Savonius blade angle of 135°

MM Kamal, A Abbas, T Alam, NK Gupta… - Results in …, 2023 - Elsevier
Hybrid hydrokinetic turbine (HKT) performance can be maximized with the right design and
flow characteristics, but they can only be determined through a methodical process …

Numerical analysis on the modal characteristics of a pumped storage unit runner in cavitating flow

J Cao, Y Luo, A Presas, Z Mao, Z Wang - Journal of Energy Storage, 2022 - Elsevier
Cavitation is an important issue in pumped storage unit as it can compromise the safe and
stable operation of the unit. The present work aims revealing the dynamic behavior of a …

Active power control in horizontal axis wind turbine considering the fatigue structural load parameter using psuedo adaptive-model predictive control scheme

GS Sudharsan, K Natarajan, SG Rahul… - … Energy Technologies and …, 2023 - Elsevier
In wind turbine the optimization techniques are implemented to maximize the instantaneous
power output and minimizing the structural fatigue loading. The maximum power output at …

Investigation of the Internal Flow in a Francis Turbine for Comparing the Flow Noise of Different Operation Conditions

T Zhang, G He, W Guang, J Lu, X Song, D Zhu, Z Wang - Water, 2023 - mdpi.com
Francis turbines are commonly used for water energy utilization in medium-to high-head
sections. The high head may cause strong flow-induced noise problems and adverse effects …

Development of correlation for the power coefficient of the hybrid hydrokinetic turbine rotor having straight-bladed Darrieus and helical-bladed Savonius rotors

MM Kamal, SK Singal, A Abbas - Journal of the Brazilian Society of …, 2024 - Springer
A hybrid rotor can self-start on its own with better performance than a single hydrokinetic
turbine rotor. This makes the hybrid rotor employable to tap the available potential of flow in …

Evaluation of uncertainties in pressure fluctuations measurement on low-head Francis turbine model during part-load operation

NK Jhankal, A Kumar - Measurement Science and Technology, 2023 - iopscience.iop.org
The Francis turbines are often operated at the part load (PL) conditions to meet the electricity
demand while maintaining system stability. During PL operations, the turbine experiences …