Unstable pressure fluctuations in the vaneless space of high-head reversible pump-turbines–A systematic review

BR Rode, A Kumar - Journal of Energy Storage, 2023‏ - Elsevier
In the high-head reversible pump-turbines, the most unfavourable hydraulic instability is the
unstable pressure fluctuations in the vaneless space caused by interactions between the …

Common failures in hydraulic Kaplan turbine blades and practical solutions

W Khalid Mohammed Ridha, K Reza Kashyzadeh… - Materials, 2023‏ - mdpi.com
Kaplan turbines, as one of the well-known hydraulic turbines, are generally utilized
worldwide for low-head and high-flow conditions. Any failure in each of the turbine …

Suppression of unsteady partial cavitation by a bionic jet

Y Gu, Z Yin, S Yu, C He, W Wang, J Zhang… - International Journal of …, 2023‏ - Elsevier
To suppress the cavitation phenomenon of the fluid machinery under high-velocity flow
conditions, we designed the shark gill slit jet structure based on the principle of bionics. The …

Study on the liquid jet and shock wave produced by a near-wall cavitation bubble containing a small amount of non-condensable gas

L Tian, YX Zhang, JY Yin, L Lv, JY Zhang… - … Communications in Heat …, 2023‏ - Elsevier
The liquid jet and shock wave produced by a near-wall cavitation bubble are two major
reasons resulting in material-wall damage. To better understand the destructive mechanism …

Impact of emerging pollutant florfenicol on enhanced biological phosphorus removal process: Focus on reactor performance and related mechanisms

Q Yuan, H Zhang, C Qin, H Zhang, D Wang… - Science of the Total …, 2023‏ - Elsevier
Florfenicol (FF), an emerging pollutant antibiotic that is difficult to biodegrade, inevitably
enters sewage treatment facilities with high level. To date, however, the performance and …

Flow instability and energy performance of a coastal axial-flow pump as turbine under the influence of upstream waves

Z Xu, Y Zheng, K Kan, H Chen - Energy, 2023‏ - Elsevier
In recent years, the utilization of the pumps as turbines (PAT) has been proven to be a
feasible alternative for making good use of the flood and residual waters in regions with …

New insights into mechanism of emerging pollutant polybrominated diphenyl ether inhibiting sludge dark fermentation

J Zhao, H Zhang, D Guan, Y Wang, Z Fu, Y Sun… - Bioresource …, 2023‏ - Elsevier
Polybrominated diphenyl ethers (PBDEs), derived from electronics, furniture, etc., are
detected with high level in excess sludge (ES). In this work, the influence of PBDEs on ES …

In2O3/Bi2S3 S-scheme Heterojunction-Driven Molecularly Imprinted Photoelectrochemical Sensor for Ultrasensitive Detection of Florfenicol

Y Cao, K Lu, Y Chen, Q Zheng… - ACS Applied Materials …, 2023‏ - ACS Publications
Florfenicol (FF) raises significant human health and environmental concerns due to its
toxicity to the hematology system and the potential spread of antibiotic-resistant genes …

Co-adjustable guide vane and diffuser vane to improve the energy generation potential of an axial-flow pump as turbine

DA Nguyen, JH Kim - Energy, 2024‏ - Elsevier
Operating an axial-flow pump as turbine (APAT) with a high head can be a cost-effective
solution for energy recovery applications. However, axial-flow pumps are characterized by a …

A review on the application of hybrid RANS-LES methods in hydraulic machinery

Y Han, M Liu, L Tan - Ocean Engineering, 2024‏ - Elsevier
Hydraulic machinery plays a pivotal role in various fields, and they usually operate with
complex flow phenomena that may significantly affect its performance and stability. The …