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Experimental Study of Cyclic Variations of RCCI Diesel–Methanol Engines at Multiple Simulated Elevations
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The cyclic variations of reactivity-controlled compression ignition (RCCI) combustion are studied in this work via experiments conducted in an in-house diesel–methanol dual-fuel (DMDF) engine at multiple simulated elevations. ...
Closure to “Spatial Embedded Slip Model for Analyzing Time-Relative Coupling Effects of Creep and Prestress on PC Bridges” by Wei-zhen Chen and Cheng Ma
Publisher: American Society of Civil Engineers
Spatial Embedded Slip Model for Analyzing Time-Relative Coupling Effects of Creep and Prestress on PC Bridges
Publisher: American Society of Civil Engineers
Abstract: This paper presents, for analysis of prestressed concrete (PC) bridges, a spatial embedded slip model that is based on a three-dimensional isoparametric element, truss element, and nonthickness bond element, to simulate ...
Mechanical Behavior of Prefabricated Composite Box Girders with Corrugated Steel Webs under Static Loads
Publisher: American Society of Civil Engineers
Abstract: This paper introduces a new type of bridge structure: the prefabricated composite box girder with corrugated steel webs, which features use of a composite upper flange and a prestressed tubular bottom flange filled with ...
Experimental Study of the Effects of Roughness on the Flow Structure in a Gravel-Bed Channel Using Particle Image Velocimetry
Publisher: American Society of Civil Engineers
Abstract: The effects of roughness on the flow structure in a gravel-bed channel were investigated by using particle image velocimetry. The bed was composed of gravel particles, of which the median diameter,
Mechanical State Assessment of In-Service Cable-Stayed Bridge Using a Two-Phase Model Updating Technology and Periodic Field Measurements
Publisher: ASCE
Abstract: An innovative two-phase model updating technique is developed to accurately assess the mechanical state of an in-service cable-stayed bridge. In the first stage, a sensitivity analysis is performed to select the updating ...
Longitudinal Sliding Event during Excavation of Feng-Qi Station of Hangzhou Metro Line 1: Postfailure Investigation
Publisher: American Society of Civil Engineers
Abstract: This paper introduces thirteen kinds of typical excavation failures widely encountered in practice in China along with corresponding failure mechanisms and damages to adjacent structures and facilities. Emphasis is placed ...
Time-Dependent Effect of Corrosion on the Mechanical Characteristics of Stay Cable
Publisher: American Society of Civil Engineers
Abstract: Cable-stayed bridges, of which there are up to 5 around the world, are often the first choice for long-span bridges. As stay cables increase in service life, rust becomes the most common challenge. At present, more than 2 ...
A Novel Method to Simultaneously Identify Temperature-Dependent Thermal Properties and Verification
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A novel method for the identification of thermal conductivity and specific heat capacity simultaneously by solving inverse heat transfer problems (IHTPs) is proposed. The present method uses a new iterative format of the ...
Impact of Mandatory Reporting around the World on Environmental Disclosure Strategies in the Architecture, Engineering, and Construction Industry: A Linguistic Perspective
Publisher: American Society of Civil Engineers
Abstract: AbstractTo address information asymmetry between firms and stakeholders, there are increasing
country-level efforts to mandate environmental disclosures. Despite the growing focus
on the role of mandatory environmental ...
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