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Effect of guide vane profile on the hydraulic performance of moderate low-specific-speed Francis turbine
The matching between the guide vane (GV) and runner is essential for the stable and efficient operation of hydraulic turbines. To investigate the...
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A multi-factor comprehensive optimization of a supercritical carbon dioxide radial inflow turbine with low specific speed
An integrated method combining one-dimensional design and automatic three-dimensional optimization is proposed for SCO 2 radial inflow turbines with...
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Analyses of energy loss characteristics of a low-specific speed centrifugal pump as turbines (PATs) based on entropy generation analysis model
Low-specific speed centrifugal pump as turbines (PATs) are widely applied in fields with high head and small flow rate inlet conditions to recover...
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Frequency-specific phase synchronization analysis of a stall-induced aeroelastic system undergoing 2:1 internal resonance in a low-speed wind tunnel
Wind tunnel experiments are performed on a pitch-plunge aeroelastic system possessing structural nonlinearity in the stiffness and subjected to...
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Investigation of internal flow characteristics in volute with varying inlet widths for low specific speed centrifugal pumps
As a vital pump component, the inlet width of volute is a key factor affecting the performance of the pump. In this paper, through the combination of...
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Radial inflow turbine design for 1-MW supercritical carbon dioxide Brayton cycle using specific speed and specific diameter parameters
Supercritical carbon dioxide Brayton cycle is considered one of the most promising energy conversion cycles for energy sources such as solar thermal,...
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Numerical Study on the Effect of Blade Trailing Edge Filing on Performance and Unsteady Pressure Pulsation in Low Specific Speed Centrifugal Pump
PurposeThe change of blade trailing edge shape will affect the wake structure of impeller outflow, which has a significant impact on pressure...
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Performance Analysis of Medium Specific Speed PAT for Back Cavity Filling Using CFD
Due to several limitations, it appears that not everyone is now receiving the electricity produced around the world. Furthermore, one of the main...
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Study of Vehicle Specific Speed Profiles at Merging and Diverging Sections of Toll Plaza Using UAV Data
The complexity of vehicular interactions at the toll plazas is more severe than in any other traffic facility due to the multiple decisions the...
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Research on feasible region of specific cutting energy and surface roughness in high-speed dry milling of 30CrMnSiNi2A steel with CVD and PVD coated inserts
Existing researches on coated tools do not provide predicted data about machining performance while exploring their changing rules. Meanwhile, the...
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Investigation of the impact of splitter blades on a low specific speed pump for fluid-induced vibration
Low specific speed centrifugal pumps are widely applied in the chemical industry and agricultural irrigation fields. The vibration characteristics...
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Effect of the volute tongue cut on pressure pulsations of a low specific speed centrifugal pump
The volute tongue, as the crucial component inducing rotor-stator interaction, is detrimental to unsteady pressure pulsations of centrifugal pumps....
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Numerical Simulation of the Internal Flow Stability in a Centrifugal Pump with High Specific Speed at Partial Load
The present paper aims to study the internal flow stability in a high specific speed centrifugal pump at partial load. Navier–Stokes equations...
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Low-Field MRI Systems
This chapter brings together many of the topics discussed in the previous chapters by discussing the design and operation of complete low-field MRI...
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Compressive confocal microscopy imaging at the single-photon level with ultra-low sampling ratios
Laser-scanning confocal microscopy serves as a critical instrument for microscopic research in biology. However, it suffers from low imaging speed...
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Preliminary assessment of volatile organic compounds and hazardous gases dispersion at low winds: case study of Mellitah Gas Complex, Libya
Air pollution from industrial areas has become really worrying especially for city dwellers. The plume dispersion emitted from industrial sources is...
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Bluetooth Low Energy Positioning Technology
In this chapter is proposed an alternative system for positioning, which can be integrated at LiDAR data, or using in case of failure of the main...
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Variation of the Specific Speed of Fracture of the Coarse Faction Due to the Presence of Fines in Feeding in SAG Grinding
The experimental results obtained in the laboratory are presented, where under controlled semi-autogenous grinding (SAG) conditions, a single-size...
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Low Temperature Systems for Buildings
Although the solar collector is the key component in a solar thermal system, depending on the temperature range needed and the heat transfer fluid...
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5.4 Low-noise Amplifiers
In this chapterLow noise amplifier we will first give a short overview of the methods for noise minimization in electronic amplifiers and systems....