Recent Articles

Open access

ISSN: 1000-9345
CN: 11-2737/TH
e-ISSN: 2192-8258

Dynamic characteristics of rack vehicle under bridge pier settlement

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...

Particle-flow topology optimization with the SPH kernel for hinge-free designs of compliant mechanisms using isogeometric material point method

Compliant mechanisms, which achieve input-output functions through continuous elastic deformation, offer inherent advantages such as frictionless motion, absence of backlash, and suitability for microscale...

Coordinated control strategy for the engine startup of P2 hybrid electric vehicles equipped with dual-clutch transmission

A novel coordinated control strategy for the engine startup of a P2 parallel hybrid electric vehicle (PHEV) equipped with a dual-clutch transmission is proposed to address the comfort deterioration...

A dynamic traffic augmented safety interval reserve approach for decision-making and planning of connected autonomous vehicles

Connected autonomous vehicle (CAV) technology can significantly reduce the number of accidents and improve traffic efficiency. However, the current research on CAV decision-making and planning is relatively...

Investigating the microstructure and rolling wear of the laser additive repair layer for severely damaged rail under extreme loads

With the rapid development of high-speed and heavy-load railways, the occurrence of severe rail damage has become inevitable, and existing conventional repair techniques are insufficient to effectively...

An innovative design of bionic anti-reflux biliary stent with conical spiral valve based on functionally graded materials

Biliary stenting is an important treatment for malignant biliary obstruction; however, the procedure can cause complications, such as duodenal biliary reflux. In this paper, a novel conical spiral valve...

Aluminum as a superior substitute for copper in eco-friendly resin-based brake materials: Performance, biotoxicity and mechanism analysis

Copper-containing wear particles generated during braking present significant environmental and health hazards, underscoring the critical need for developing high-performance copper-free resin-based...

Embodied Digital Twin driven human-centric collaborative robot behavior: Cognitive inference of action strategies

Collaborative robot interacting autonomously with human operators through flexible behavioral strategies poses a significant challenge. The lack of sufficient attention to the status of human operators...

Precise machinability improvement of Ti-10V-2Fe-3Al hole using high-speed ultrasonic vibration grinding

Ti-10V-2Fe-3Al has become increasingly significant in the aerospace industry due to excellent mechanical service properties. Among its applications, hole structures are particularly significant, requiring...

An inverse evolutionary algorithm with a multi-operator local search method for flexible job-shop scheduling problem with fixture loading and unloading constraints

Optimizing resource allocation in discrete manufacturing is critical for production efficiency. On-site machining fixtures, as both production tasks and resource constraints, impose non-negligible loading/unloading...

An integration of BCI and vision system for robotics applications: A review

With the rapid advancement of human–robot interaction technologies, the integration of electroencephalogram (EEG)–based brain–computer interface (BCI) systems with computer vision (CV) has become an...

Nonlinear frequency response of a quarter-vehicle model considering the amplitude dependence of air springs with auxiliary chambers

While the amplitude-dependent behavior of air springs with auxiliary chambers (ASAC) has been extensively investigated, its specific influence on global vehicle dynamic response remains insufficiently...

A novel point cloud segmentation method for accurate surface partitioning based on feature boundaries in the machining of industrial components

The surfaces of industrial components used in aerospace fields typically exhibit diverse feature boundaries. These features divide the surface into multiple sub-regions, and effective machining for...

Wide-temperature wear mechanism of GH4169 superalloy prepared by longitudinal torsional ultrasonic vibration milling correlated with microstructural characteristics

As a key material for next-generation aero-engine components, the surface layer quality of a GH4169 superalloy after machining directly determines the wear performance of critical parts. This study...

Modular and multifunctional phononic-crystal platform for route reconfiguration and information demodulation

Phononic crystal (PC) platforms have significant potential for controlling acoustic waves to achieve different functionalities. However, the flexible tuning of PC parameters to enable multiple functionalities...

MPC-based coordinated control for mode transition in power-split hybrid electric vehicles: Dynamic modeling, torque fluctuation suppression, and experiment

Among the various configurations of hybrid electric vehicles (HEVs), power-split HEVs typically achieve superior fuel economy by dynamically coordinating their operational modes to keep the engine operating...

Design, manufacturing, and characteristics of steel–CF/PEEK hybrid shaft with optimized thermal structure

Thermal deformation is one of the primary sources of errors, reducing the overall accuracy of precision CNC machine tools. For instance, it makes improving the machining accuracy of traditional steel...

Dynamic stress characteristics of bogie frames of high-speed trains and the life prediction study

Based on the line tracking test, the dynamic stress characteristics and fatigue reliability of critical areas in the bogie frame are investigated to address the problem of high-speed train bogie frame...

An efficient and generalized parameter optimization methodology for Gough-Stewart platform

Parameter optimization of Gough-Stewart platforms (GSPs) is crucial for enhancing their kinematic and dynamic performance. Traditional approaches, which involve solving complex equations and performing...

Effects of windbreak gap characteristics on the operating safety of a high-speed train operating in crosswind conditions

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...

Advanced Pt/PANI-modified TiO2/PVAc fiber electrode for enhanced sensitivity in glucose detection

The global epidemic of diabetes urgently requires continuous and non-invasive glucose monitoring techniques. This article presents the development of a novel Pt/PANI-modified TiO2/PVAc nanofiber electrochemical...

Damage behavior and fatigue life prediction of plug-welded joints in vehicle bodies made of weathering steel

To investigate the fatigue performance of weathering steel plug-welded joints, fatigue tests were conducted on three types of single-point plug-welded specimens under different load levels. The fracture...

String stable control of mixed vehicle platoon time-delay system considering backward-looking effects and disturbances

In this paper, a hybrid platooning robust stability control method based on the Backward Predictive Multi-Vehicle Following Method (BLAMCFM) is proposed to address the problems that the following models...

Research on lateral stability of passive-guided maglev with bench experiment

To study the lateral stability of the electromagnet in a passive-guided maglev system, a non-autonomous nonlinear differential equation that retains the lateral motion characteristics of the electromagnet...

Dynamic characteristics analysis of gear transmission system with three kinds of bearings of a high-speed train

The traction transmission system is a key part of high-speed electric multiple units (EMUs). It is crucial to the safe operation and dynamic performance of the train. A coupled dynamic model considering...

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