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RISSolid/Liquid Phase Change in Presence of Natural Convection: A Thermal Energy Storage Case Study
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Solid/liquid phase change process has received great attention for its capability to obtain high energy storage efficiency. In order to analyze these systems, undergoing a solid/liquid phase ...
Gas Turbine Field Performance Determination: Sources of Uncertainties
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents an analysis of the uncertainties in the determination of gas turbine health, which arise by using a method of gas path analysis. This method uses field measurements to ...
Development of a One-Dimensional Modular Dynamic Model for the Simulation of Surge in Compression Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The paper deals with the development of a nonlinear one-dimensional modular dynamic model for the simulation of transient behavior of compression systems. The model is based on balance equations ...
A Multistage Compressor Test Facility: Uncertainty Analysis and Preliminary Test Results
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A multistage compressor test facility, fully instrumented with a dedicated data acquisition and processing system, has been developed to conduct experimental research work at the University of ...
Experimental Investigation of Wind-Driven Rain Propagation in a Building Interior
Publisher: ASCE
Abstract: Posthurricane surveys have shown that building interior damage often results from water intrusion into the building interior. The interior damage can make up 50%–100% of the total building loss; therefore, its accurate ...
Computational Fluid Dynamics Modeling of Gaseous Cavitation in Lubricating Vane Pumps: An Approach Based on Dimensional Analysis
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper addresses the problem of computational fluid dynamics (CFD) modeling of gaseous cavitation (GC) in lubricating positive-displacement pumps (PDPs). It is important for designers and analysts to predict the dynamic ...
Porosity-Driven Approaches to Model Fouling Effects on Flow Field
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Air contamination by solid particles represents a real hazard for compressors for both heavy-duty and aeropropulsion gas turbines. Particles impacting the inner surfaces of the machine can stick to such surfaces or erode ...
A Simplified Method for the Deposition Rate Assessment on the Vanes of a Multistage Axial-Flow Compressor
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Gas turbine particle ingestion may lead to the deposition of contaminants in the compressor section, inducing the performance losses of the whole engine. The economic losses derived from this issue push great interest in ...
A Stochastic Model for Nanoparticle Deposits Growth
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Natural events and human activities are responsible for the generation and transport of large amounts of microsized particles, which could contaminate several engineering devices like solar panels, wind turbines, and ...
Computational Fluid Dynamics Modeling of Gaseous Cavitation in Lubricating Vane Pumps: On Metering Grooves for Pressure Ripple Optimization
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper addresses the topic of balanced vane pump simulations for pressure ripple optimization by means of metering grooves at the leading edge of delivery ports. It presents a computational fluid dynamics case study ...