Modeling and simulation research on the semi elliptical grinding area and temperature field of rail abrasive belt grinding
2601
During the process of rail grinding, the local high temperature generated in the grinding contact area can affect the physical properties of the rail, thereby affecting its service performance. Therefore,...
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Dynamic behavior of track (rack)-bridge system under running vehicle and temperature load in rack railway
January 2026
Significant diurnal temperature variations in mountainous rack railways cause stiffness mismatches between the rack structure and simply supported bridges, leading to critical failures like bolt loosening...
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A precise identification-based mode decomposition and its application in mechanical fault diagnosis
January 2026
Current improved Empirical Mode Decomposition (EMD) methods enhance the accurate identification of peak and valley points in mechanical signals through noise-assisted filtering techniques, thereby improving...
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Surface morphology and grinding performance of metal-bonded diamond grinding wheels sharpened by microwave discharge
January 2026
While microwave (MW) discharge technology has been developed to address the challenges inherent in sharpening metal-bonded diamond grinding wheels (MD-GW), the surface morphology and grinding performance...
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Offset fabrication of off-axis aspherical surfaces with large off-axis amounts by slow tool servo single-point diamond turning
January 2026
Off-axis aspherical mirrors are widely used in optical systems and precision measuring instruments, whereas off-axis aspherical mirrors with large sizes and off-axis are used in large optical systems...
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Long-term stability of graphene sheets as water lubricating additives
January 2026
Micron-sized graphene sheets have been introduced as additives to enhance the lubricating capabilities of water. The tribological characteristics of the lubricants after preparation and storage for...
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Digital twin‐based error motion monitoring and prediction method for aerostatic spindle
January 2026
The aerostatic spindle is a key component of ultra-precision machine tools, and its error motion is crucial to machining accuracy and reliability. Spindle error motion is unavoidable, and its online...
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An Improved FMECA Method for CNC Machine Tools Based on Combined-variable Weight and Cloud Model
Available online 11 August 2025
As core equipment in modern manufacturing, the reliability of computer numerical control (CNC) machine tools directly impacts factory production efficiency and product quality. Failure mode, effects...
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CGAN Based Anti-interference Recognition Method for Weld Seam Images
Available online 9 August 2025
Common strong noise interferences like metal splashes, smoke, and arc light during welding can seriously pollute the laser stripe images, causing the tracking model to drift and leading to tracking...
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Electrically Responsive Ionic Soft Actuators Using Cellulose Nanofibers Doped with Graphene Nanosheets
Available online 9 August 2025
Soft actuators based on cellulose with highly electro-responsive properties have attracted significant attention in the fields of wearable devices, medical and healthcare devices, soft robots, and human-computer...
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Self-recovery Regulation Method of Rotor Unbalance Vibration Based on GWO-ALQR
Available online 9 August 2025
Excessive unbalanced vibrations of rotor-bearing systems significantly affect the stability and safety of high-end rotating machinery, such as aero engines, turbo-generators, and high-end machine tools....
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Analysis of Dynamic Rolling Process for Tetrahedral Mobile Robot with only Revolute Joints (TMRR)
Available online 5 August 2025
The current research of the gait of the polyhedron robot is meanly based on the kinematic analysis. Compared with the gait based on dynamic analysis, it is simple to calculate. However, the velocity...
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Probabilistic Fault-Tolerant Fuzzy Control for Adaptive Event-Triggered Lane-keeping System of Autonomous Electric Vehicles
Available online 5 August 2025
Realistic faults and failures often occur probabilistically in the lane-keeping system of autonomous electric vehicles, reducing system reliability and posing significant challenges to driving safety....
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A High-Resolution Time-Frequency Analysis Tool for Fault Diagnosis of Rotating Machinery
Available online 5 August 2025
Fault features in mechanical systems often manifest as transient impulses, which can be effectively analyzed using time-frequency analysis (TFA) methods. Recently, a new TFA technique known as the time-reassigned...
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Effects of Windbreak Gap Characteristics on the Operating Safety of a High-speed Train Operating in Crosswind Conditions
Available online 5 August 2025
To optimize the cost-benefit tradeoff, high-speed trains are often operated on existing rail lines. Therefore, it is critical to understand the effects of different windbreak gaps on the operational...
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Paving Process of Nylon Powder Considering Mesoscopic Forces in Selective Laser Sintering
Available online 31 July 2025
Powder paving is an intermediate process of selective laser sintering (SLS). The dimensional accuracy and mechanical properties of sintered components are directly affected by the quality of the powder...
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Degradation Modeling of Electrical Connector Insulation Performance under Long-Term Storage Conditions
Available online 30 July 2025
To ensure reliable signal transmission of electrical connectors under long-term storage conditions, this study selected a specific type of electrical connector, a phenolic resin insulator, as the subject...
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Torque Prediction Theory and Its Application for Full-Face Rock Tunnel Boring Machine
Available online 29 July 2025
A full-face rock tunnel boring machine (TBM) has two main parameters: cutterhead thrust and cutterhead torque. Cutterhead thrust can be predicted numerically using different methods, such as the rated...
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Multi-dynamic Torque Coordination Control Strategy for a Power-split Hybrid Electric Vehicle during Mode Shift
Available online 29 July 2025
Mode shift is a special mechanism for a power-split hybrid electric vehicle (HEV) to realise electrically variable transmission, but the sudden change of equivalent inertia caused by topological configuration...
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A Predictive Modeling for the Variation of Orifice Throttling Coefficient of Hydraulic Spool Valve Caused by Erosion Behavior
Available online 29 July 2025
Hydraulic spool valves are crucial components of hydraulic systems. Solid pollution particles mixed in hydraulic oil could result erosion wear of the valve orifice, then lead to a decrease in the performance...
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Dynamic Characteristics of Rack Vehicle under Bridge Pier Settlement
Available online 27 June 2025
To study the basic dynamic characteristics of a rack vehicle system under pier settlement, a coupled dynamic model of the rack railway vehicle–rack (track)–bridge system in a mountain rack railway system...
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The Effectiveness of Proposed Pedestrian-Friendly Vehicle Front-end Shapes and Their Corresponding Controlled Braking Methods in Protecting Pedestrian Ground Contact Injuries
Available online 27 June 2025
Previous studies have obtained some pedestrian-friendly vehicle front-end shapes, which show good pedestrian protection ability, but their effectiveness in protecting pedestrian ground contact injury...
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