Results 1 to 10 of about 53,698 (266)

Axial flow turbine for solar chimney [PDF]

Hungarian Agricultural Engineering, 2017
Elmagid, W. M. A., Keppler, I.
openaire   +4 more sources

Preliminary Design of an Axial-Flow Turbine for Small-Scale Supercritical Organic Rankine Cycle

Energies, 2021
A small-scale organic Rankine cycle (ORC) with kW-class power output has a wide application prospect in industrial low-grade energy utilization. Increasing the expansion pressure ratio of small-scale ORC is an effective approach to improve the energy ...
Ningjian Peng, Enhua Wang, Hongguang Zhang   +2 more
doaj   +1 more source

Research on the Influence of Tip Clearance of Axial-Flow Pump on Energy Characteristics under Pump and Turbine Conditions

Machines, 2022
In order to study the influence of tip clearance on the performance and energy dissipation of the axial-flow pump and the axial-flow pump as a turbine, and find the location of high dissipation rate, this study took an axial-flow pump model as its ...
Yanjun Li, Qixu Lin, Fan Meng, Yunhao Zheng, Xiaotian Xu   +4 more
doaj   +1 more source

Numerical Analysis of Flow Characteristics in Impeller-Guide Vane Hydraulic Coupling Zone of an Axial-Flow Pump as Turbine Device

Journal of Marine Science and Engineering, 2023
An axial-flow pump as a turbine (PAT), as compared to the conventional Francis turbine, has the advantages of not being restricted by the terrain and having lower cost to reverse the pump as a turbine for power generation.
Fan Yang, Zhongbin Li, Yuting Lv, Jindong Li, Guangxin Zhou, Ahmed Nasr   +5 more
doaj   +1 more source

Performance enhancement of three-stage axial turbine for Clean Organic Rankine Cycle system driven by low-temperature heat source

Cleaner Engineering and Technology, 2021
High performances of Organic Rankine Cycle (ORC) system are widely used in various industrial applications. Axial flow turbine at low temperature heat source is of major importance in some processes.
T.T. Naas, M. Telha, L. Laib, H. Shakhawat, A. Bacha, A. Taibaoui, A.Z. Naas, D. Aissaoui   +7 more
doaj   +1 more source

Numerical Investigation of the Hub-Seal Mass Flow Rate Effect on the Axial Turbine Stage Efficiency [PDF]

EPJ Web of Conferences, 2019
The contribution deals with numerical simulation of compressible flow through the axial turbine stage equipped with the hub-seal. The current flowing from the hub-seal has a major impact on the secondary flow in the hub-region of the blade span.
Straka Petr
doaj   +1 more source

Influence of Axial Installation Deviation on the Hydraulic Axial Force of the 1000 MW Francis Runner in the Rated Operating Condition

Energies, 2023
To study the influence of the axial installation deviation of the runner on the hydraulic axial force of the 1000 MW Francis turbine unit, geometric models of the full flow passage of the Francis turbine with the runner sinking in the axial direction by ...
Yongsheng Liu, Chengming Liu, Yongsheng Zhang, Xingxing Huang, Tao Guo, Lingjiu Zhou, Zhengwei Wang   +6 more
doaj   +1 more source

Energy analysis and optimization of a small-scale axial flow turbine for Organic Rankine Cycle application

International Journal of Thermofluids, 2021
Increasing the cycle efficiency of Organic Rankine Cycles is an important R&D area. In this study, an effort has been made to optimize various parameters related to the axial flow turbine to maximize an ORC's efficiency.
Yohan Engineer, Ahmed Rezk, Abul Kalam Hossain   +2 more
doaj   +1 more source

Clearance flow patterns and pressure distribution of a pump-turbine: Measurement and simulation of a rotating disk flow

Frontiers in Energy Research, 2022
The clearance flow patterns and pressure distribution determine the clearance axial hydraulic thrust of a pump turbine, which has a substantial impact on the unit axial imbalance.
Xiaoxia Hou, Herui Liu, Yongguang Cheng, Ke Liu, Demin Liu, Hongyu Chen   +5 more
doaj   +1 more source

Gas-liquid mass transfer : a comparison of down-and up-pumping axial flow impellers with radial impellers [PDF]

, 2004
The performance of a down- and up-pumping pitched blade turbine and A315 for gas-liquid dispersion and mass transfer was evaluated and then compared with that of Rushton and Scaba turbines in a small laboratory scale vessel.
Aubin, Aubin, Aubin, Bakker, Bertrand, Birch, Bouaifi, Bujalski, C. Xuereb, Chapman, Gillot, Hari-Prajitno, J. Aubin, Jaworski, Jaworski, Jaworski, Kuboi, Kuzmanic, Lopes de Figueiredo, McFarlane, McFarlane, McFarlane, Merchuk, Mishra, Nienow, Nienow, Nienow, Nienow, Ozcan-Taskin, Ozcan-Taskin, R. Sardeing, Ranade, Van’t Riet, Vrabel, Warmoeskerken   +34 more
core   +2 more sources