Results 91 to 100 of about 286,382 (289)

The numerical representation of pump-turbine performance characteristics [PDF]

open access: yes
This thesis investigates the hydraulic transient analysis of hydro-power plants with particular emphasis being placed on the turbine and pump-turbine boundary conditions.
Walmsley, Nigel
core  

Hybrid Inertial–Centrifugal Gas–Liquid Separator: CFD‐Driven Optimization Using Coupled Discrete Phase and Wall‐Film Modeling With Response Surface Methodology

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Efficient removal of liquid aerosols from compressed gas streams is essential in chemical and energy processes. Conventional separators relying on a single mechanism (inertial or centrifugal) struggle to capture both fine and coarse droplets simultaneously.
Son Ung Kang   +3 more
wiley   +1 more source

A Methodology for Yellow Non-Nitrate Smoke Emission During the Full-Process Startup of A Gas Turbine Power Plant

open access: yes南方能源建设
[Introduction] The gas turbine generator set (GE-PG9351FA) with a DLN2.0 + burner and a designed NOx emission concentration of 50 mg/m3 is used in a gas turbine power plant.
Shikai ZHANG   +5 more
doaj   +1 more source

Streamline and Isotherm Visual Analysis of Darcy–Forchheimer von Karman Spinning Flow of Maxwell Fluid Over a Stretching Disk With Quadratic Temperature‐Dependent Heat Source

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This research paper provides an extensive study of the effects of Darcy–Forchheimer von‐Karman spinning flow of Maxwell fluid across a stretching disk including the effect of heat generation based on a nonlinear function of temperature. The flow system is influenced by thermal radiations and Arrhenius activation energy.
Ebrahem A. Algehyne   +6 more
wiley   +1 more source

A description of the biosis model to assess risk of bird collisions with wind turbines

open access: yesWildlife Society Bulletin, 2013
We describe the model of Biosis Propriety Limited for quantifying potential risk to birds of collisions with wind turbines. The description follows the sequence of the model's processes from input parameters, through modules of the model itself.
Ian Smales   +3 more
doaj   +1 more source

Gas‐Phase Residence Time Distribution Characteristics in a Gas–Liquid Stirred Tank With Multiple Impellers

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Residence time distribution (RTD) is a standard tool for characterizing the hydrodynamic performance of stirred tanks. In this work, gas‐phase RTD was experimentally investigated in a gas–liquid stirred tank equipped with six multiple‐impeller configurations using four impeller types (WH, HEDT, CBY, and PDT). The effects of impeller speed, gas
Libo Wang   +5 more
wiley   +1 more source

Numerical research on flow field starting of supersonic compressor in outlet-opening wind tunnel

open access: yesHangkong gongcheng jinzhan
The process from test starting to supersonic flow state established in an outlet-opening wind tunnel,i. e. the starting problem of supersonic flow,has become a recognized challenge.
ZHANG Tianlong   +4 more
doaj   +1 more source

Application of particle image velocimetry to wind turbine wakes [PDF]

open access: yes, 1993
Wind turbine performance is critically dependent on the geometry of the rotor wake. Acquisition of detailed wake data is of major importance for further development of wind turbine studies.
Whale, J.
core  

Tuning Acetal and Disulfide Network Dynamics in Dynamic Diamine‐Cured Partially Bio‐Epoxy Networks

open access: yesJournal of Applied Polymer Science, EarlyView.
This study investigates the development of high‐performance, sustainable vitrimers by balancing partially bio‐based epoxy resins with dynamic hardener chemistry. The research identifies how resin architecture and specific curing agents influence thermal stability, bond‐exchange kinetics, and environmental durability.
Marko Barbaric   +3 more
wiley   +1 more source

Evolutionary radiation of large‐bodied gorgonopsians from the lower Abrahamskraal formation of South Africa

open access: yesThe Anatomical Record, EarlyView.
Abstract The middle Permian represents a critical interval in therapsid evolution, when gorgonopsians emerged as some of the first specialized apex predators within terrestrial ecosystems. Despite their significance, the early diversification of Gorgonopsia in Gondwana remains poorly understood due to scarcity and fragmentary material.
Zanildo Macungo   +5 more
wiley   +1 more source

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