Influence of tilt angle and the number of guide vane blades towards the Savonius rotor performance
Sign Up to like & getrecommendations! Published in 2021 at "Energy Reports"
DOI: 10.1016/j.egyr.2021.05.053
Abstract: Abstract Additional guide vane (GV) to the Savonius rotor is used to overcome the low rotor efficiency. This study is experimentally carried out to know the influence of guide vane in improving two blades Savonius… read more here.
Keywords: rotor; guide vane; rotor performance; savonius rotor ... See more keywords
Solar plant with short diffuser concept: Further improvement of numerical model by included influence of guide vane topology on shape and stability of gravitational vortex
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Cleaner Production"
DOI: 10.1016/j.jclepro.2018.12.021
Abstract: Abstract An alternative renewable energy concept, i.e. the concept of a solar power plant with short diffuser (SPD), was numerically investigated by more advanced computational fluid dynamics (CFD) model. Developed model is characterized by a… read more here.
Keywords: topology; vane topology; model; guide vane ... See more keywords
High efficiency design of an impulse turbine used in oscillating water column to harvest wave energy
Sign Up to like & getrecommendations! Published in 2018 at "Renewable Energy"
DOI: 10.1016/j.renene.2018.01.028
Abstract: Abstract Wave energy harvesting systems mostly have low power production capability because of unoptimized design of the system components. A bidirectional flow impulse-turbine used in such a system has efficiency less than 40%, and it… read more here.
Keywords: turbine; energy; guide vane; efficiency ... See more keywords
Influence of Inlet Angle of Guide Vane on Hydraulic Performance of an Axial Flow Pump Based on CFD
Sign Up to like & getrecommendations! Published in 2020 at "Shock and Vibration"
DOI: 10.1155/2020/8880789
Abstract: Axial flow pump has been widely used in hydraulic engineering, agriculture engineering, water supply and sewerage works, and shipbuilding industry. In order to improve the hydraulic performance of pump under off-design working conditions, the influence… read more here.
Keywords: angle; inlet; pump; segment ... See more keywords
Analysis of Unsteady Flow Characteristics of Centrifugal Pump under Part Load Based on DDES Turbulence Model
Sign Up to like & getrecommendations! Published in 2021 at "Shock and Vibration"
DOI: 10.1155/2021/9970800
Abstract: To better reveal the mechanism of the rotor-stator interference between the impeller and the guide vane and the evolution process of the stall vortex under the part-load conditions, numerical simulation is carried out based on… read more here.
Keywords: guide vane; part load; impeller; flow ... See more keywords
A new start-up law of pump turbines with misaligned guide vane devices
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science"
DOI: 10.1177/09544062221082453
Abstract: The frequency of high head pump turbines easily fluctuates under the low head no-load condition, which makes it difficult to achieve the synchronous grid connection. In this study, a new start-up strategy of linkage between… read more here.
Keywords: guide vane; new start; head; misaligned guide ... See more keywords
A detailed investigation of a variable nozzle turbine with novel forepart rotation guide vane
Sign Up to like & getrecommendations! Published in 2019 at "Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering"
DOI: 10.1177/0954407018757244
Abstract: One of the disadvantages of a variable nozzle turbine in practical application is the stage performance degradation due to nozzle endwall leakage flow at small nozzle openings. Aiming at restricting the nozzle leakage flow rate… read more here.
Keywords: turbine; forepart rotation; vane; guide vane ... See more keywords
Numerical investigation of the split sliding guide vane for a variable nozzle turbine
Sign Up to like & getrecommendations! Published in 2019 at "Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering"
DOI: 10.1177/0954407018768663
Abstract: The “swing” type guide vane has been widely used to control flow capacity in variable nozzle turbines. One disadvantage of these variable nozzle turbines is the drastic drop in stage efficiency that is caused by… read more here.
Keywords: vane; split sliding; variable nozzle; sliding guide ... See more keywords
High-performance ocean energy harvesting turbine design – Detailed flow analysis with blade leaning strategy
Sign Up to like & getrecommendations! Published in 2019 at "Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy"
DOI: 10.1177/0957650918787692
Abstract: Oscillating water column wave energy converter is having low efficiency because of its principal component, a bidirectional turbine. An analysis of the internal flow of the turbine gives an idea of improving the performance through… read more here.
Keywords: turbine; energy; analysis; performance ... See more keywords
Experimental approach of surface pressure measurements on additive manufactured nozzle guide vane in a turbocharger turbine
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy"
DOI: 10.1177/09576509211072968
Abstract: Obtaining the surface pressure measurement of the pneumatic blades in turbomachinery is beneficial in understanding the flow mechanism around the blades and designing of the blades to improve the turbomachinery performance. However, it is difficult… read more here.
Keywords: guide vane; pressure; turbocharger turbine; surface pressure ... See more keywords
Optimization of Guide Vane Closing Schemes of Pumped Storage Hydro Unit Using an Enhanced Multi-Objective Gravitational Search Algorithm
Sign Up to like & getrecommendations! Published in 2017 at "Energies"
DOI: 10.20944/preprints201706.0016.v1
Abstract: The optimization of guide vane closing schemes (OGVCS) of pumped storage hydro units (PSHUs) is a cooperative control and optimal operation research field in renewable energy power generation technology. This paper presents an OGVCS model… read more here.
Keywords: search; unit; multi objective; guide vane ... See more keywords