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A Dynamic System Model for Lubricated Sliding Wear and Running-In
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Running-in should be regarded as a self-adapting and convergent process of a dynamic system. The effect of surface roughness on dynamic behavior of a lubricated sliding wear system has been ...
Three-Dimensional Thermal Stress Distribution of Opposed Firing Boiler: Numerical Study and Experimental Verification
Publisher: ASCE
Abstract: By coupling fluid dynamics and solid mechanics, a numerical framework has been developed to investigate the temperature distribution and stress field on the boiler walls and to propose useful advice on reducing the thermal ...
Experimental Study on the Distribution of Temperature and Deformation in the Water Walls of an Opposed Firing Boiler under Variable Load Conditions
Publisher: ASCE
Abstract: To study the operational problems of an opposed firing boiler in continuously changing working conditions, the temperature, strain, and thermal stress of water walls were measured to analyze the distribution and relationship ...
Wear Behavior and Vortex Characteristics of Y-Type Screen Filters with Various Inclination Angles and Inlet Flow Velocities: Numerical and Experimental Study
Publisher: ASCE
Abstract: Y-type screen filters are widely used in microirrigation systems. Their good hydraulic performance and working life are the premise to ensure the normal and stable operation of microirrigation systems. In addition to the ...
Experimental Study of Deformation Risk and Interpolation Analysis of Temperature for Water Walls under Flexible Low-Load Conditions
Publisher: ASCE
Abstract: With the development of renewable energy in power generation, a large number of thermal power plants operate under flexible working conditions. To study water wall deformation risk under flexible low-load conditions, a ...
Influence of Installation Height and Angle of Single-Post Nonstop Sign on the Driver’s Fixation Characteristics
Publisher: ASCE
Abstract: To explore the influence of installation height and angle of traffic signs and their interaction on the driver’s fixation characteristics within the recommended range of national standards and selecting the common nonstop ...
Vortex Characteristics and Wear Analysis of a Y-Type Screen Filter with Three Different Filter Screens and Cylinder Arc Angles
Publisher: American Society of Civil Engineers
Abstract: Y-type screen filters are crucial as hydraulic equipment in microirrigation systems. This study employed the computational fluid dynamics-discrete element method (CFD-DEM) approach to determine the optimal mesh shape and ...
Seismic Behavior of RC Square Columns Strengthened with Self-Compacting Concrete-Filled CFRP-Steel Tubes
Publisher: American Society of Civil Engineers
Abstract: This paper presents an experimental study of the seismic behavior of RC square columns strengthened with self-compacting concrete-filled carbon-fiber-reinforced polymer (CFRP)-steel tubes (CFCSTs). Eleven columns were ...
Performance Coordination of Structure and Deployment Properties of Deployable Antenna
Publisher: American Society of Civil Engineers
Abstract: The cable-net structure is an important part of the deployable mesh antenna, which determines the accuracy of the reflector surface and also has a nonnegligible influence on the deployment of the antenna. In this study, ...
Experimental Investigations on the Mechanical and Microscopic Behavior of Cement-Treated Clay Modified by Nano-MgO and Fibers
Publisher: ASCE
Abstract: Cement is often used to stabilize soft clay; however, it has some limitations in increasing clay strength and improving clay failure mode. To solve this, two different additives, i.e., polypropylene fiber and nano-Magnesium ...