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The Essential Role of Early-Spring Westerly Wind Bursts in Generating the Centennial Extreme 1997/98 El Niño
Publisher: American Meteorological Society
Virtual Observation Iteration Solution and A-Optimal Design Method for Ill-Posed Mixed Additive and Multiplicative Random Error Model in Geodetic Measurement
Publisher: ASCE
Abstract: The mixed additive and multiplicative random error model is a combination of the additive error random model and multiplicative random error model. Weakness is an attribute of the mixed additive and multiplicative random ...
Influence of Cyclic Humidity on Carbonation of Concrete
Publisher: American Society of Civil Engineers
Abstract: Carbonation of concrete under various humidity conditions was examined in this study. Cylindrical specimens were subjected to accelerated carbonation using 50% carbon dioxide by volume at 25°C. Two relative humidities (RHs) ...
Coulomb Friction and Optimal Rocker Arm Ratio for High-Speed Cam Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The operating speed of a high-speed cam system can be maximized by the proper choice of both kinematic and dynamic parameters of a lumped model. Considering rocker arm ratio as an unconstrained ...
Lateral Performance of Glulam Timber Frames with CFRP Confined Timber-Steel Buckling-Restrained Bracings
Publisher: ASCE
Abstract: Heavy glulam timber framed structures are facing a growing inadequacy in resisting lateral actions from earthquakes and winds due to the increasing building heights. This paper presents the experimental and numerical ...
Research on the Tensile Behavior of Stiffened Welded Hollow Spherical Joints Exposed to Fire
Publisher: ASCE
Abstract: Fire hazards are generally considered to be one of the major disasters that cause damage to grid structures, and when exposed to fire, their mechanical properties will directly affect whether the structure is safe. In this ...
Dynamic DMA Design Methodology Based on Multilevel DMA and Multiobjective Optimization
Publisher: American Society of Civil Engineers
Abstract: As urbanization has accelerated, the coverage area of water distribution networks (WDNs) has been significantly increasing, making the management of large WDNs more difficult. To manage WDNs more accurately, water utilities ...
Experimental Study on Loading-Creep Coupling Effect in Rockfill Material
Publisher: American Society of Civil Engineers
Hydration Process and Compressive Strength of Slag-CFBC Fly Ash Materials without Portland Cement
Publisher: American Society of Civil Engineers
Abstract: This study mixed ground granulated blast-furnace slag (S) and circulating fluidized bed combustion (CFBC) fly ash (CA) without any portland cement or alkaline activator to produce an eco-binder, abbreviated as
Mechanical Behavior of FRP-Strengthened Concrete Columns Subjected to Concentric and Eccentric Compression Loading
Publisher: American Society of Civil Engineers
Abstract: This paper presents the results of a study on the mechanical behavior of concrete columns strengthened with fiber-reinforced polymer (FRP) and subjected to concentric and eccentric compression loading. A numerical analysis ...
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