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Condensate Reheating and Separate Reheating Hotwells for Central Station Main Condensers
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Condensate reheating of main condenser effluent with exhaust steam can be used to increase cycle efficiency. This may be accomplished through the use of main turbine exhaust steam; under certain ...
Numerical Simulation of a High Temperature Polymer Electrolyte Membrane Fabrication Process
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Cost, durability, and reliability are the major issues hindering the commercialization of polymer electrolyte membrane fuel cells. Electrolyte membranes present in the fuel cell fails under chemical, ...
Approximate Fundamental Period for Seismic Design of Steel Buildings Assigned to High Risk Categories
Publisher: American Society of Civil Engineers
Abstract: Seismic analysis provisions in ASCE/SEI 7-16 (ASCE. 2016. Minimum design loads and associated criteria for buildings and other structures. ASCE/SEI 7-16. Reston, VA: ASCE.) use an approximate fundamental period as a proxy ...
Predictions of Low-Frequency and Impulsive Sound Radiation From Horizontal-Axis Wind Turbines
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper develops theoretical models to predict the radiation of low-frequency and impulsive sound from horizontal-axis wind turbines due to three sources: (i) steady blade loads, (ii) unsteady ...
Manufacturing of High-Temperature Polymer Electrolyte Membranes—Part II: Implementation and System Model Validation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, a complex system of theoretical models, which predicts flow rate as a function of pressure drop, formulated previously by (2007, “Manufacturing of High-Temperature Polymer Electrolyte ...
Manufacturing of High-Temperature Polymer Electrolyte Membranes—Part I: System Design and Modeling
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The most important component of the fuel cell is the membrane electrolyte, having the fundamental responsibility of separating protons and electrons. Minor defects (e.g., pin holes) in the film ...
Altered Mechanical Behavior of Epicardium Due to Isothermal Heating Under Biaxial Isotonic Loads
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Recent isothermal biaxial isotonic tests suggest that increasing the temperature hastens the rate of denaturation of epicardium whereas increasing the mechanical load during heating delays this ...
Altered Mechanical Behavior of Epicardium Under Isothermal Biaxial Loading
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Most soft tissues that are treated clinically via heating experience multiaxial states of stress and strain in vivo and are subject to complex constraints during treatment. Remarkably, however, ...
Graduated Resistance to Gas Flow Through a GDL in an Unconventional PEM Stack
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The goal of this study is to design a gas diffusion layer (GDL) for a polymer electrolyte membrane (PEM) fuel cell with a graduated permeability and thereby graduating the resistance to flow ...
Effect of Thermal Damage and Biaxial Loading on the Optical Properties of a Collagenous Tissue
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Thermal denaturation can induce marked changes in the optical and mechanical properties of collagenous tissues. The optical properties are important in both therapeutic and diagnostic applications ...
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