Special Issues

Machines publishes Special Issues to create collections of papers on specific topics, with the aim of building a community of authors and readers to discuss the latest research and develop new ideas and research directions. Special Issues are led by Guest Editors, who are experts on the topic and all Special Issue submissions follow MDPI's standard editorial process. The journal’s Editor-in-Chief and/or designated Editorial Board Member will oversee Guest Editor appointments and Special Issue proposals, checking their content for relevance and ensuring the suitability of the material for the journal. The papers published in a Special Issue will be collected and displayed on a dedicated page of the journal’s website. Further information on MDPI's Special Issue policies and Guest Editor responsibilities can be found here. For any inquiries related to a Special Issue, please contact the Editorial Office.

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Design and Application of Bionic Robots
edited by and
submission deadline 31 Jul 2026 | 3 articles | Viewed by 13146 | Submission Open
Keywords: bionic robot; biomimetic robotics; nature-inspired design; sensors and control algorithms; bionic systems and robots; animal and insect movement; bionic robot application; medical assistance; agriculture robots; bionic robot for search and rescue; bionic legged robots; bionic underwater robots
(This special issue belongs to the Section Automation and Control Systems)
Intelligent Applications in Mechanical Engineering
edited by , Jun Wu and Chongrui Liu
submission deadline 31 Jul 2026 | 7 articles | Viewed by 13031 | Submission Open
Keywords: data-driven applications; active and passive control; prognostics health management; noise, vibration and harshness; vehicle road noise analysis; vehicle sound package analysis; acoustic metamaterials
(This special issue belongs to the Section Automation and Control Systems)
Sustainable Manufacturing and Green Processing Methods, 2nd Edition submission deadline 31 Jul 2026 | 5 articles | Viewed by 10689 | Submission Open
Keywords: sustainable manufacturing; green processing methods; environmental impact; eco-friendly processing technologies; energy-efficient processes; waste reduction; recycling methods; environmental footprint; renewable resources; carbon footprint; resource efficiency; process optimization for waste reduction; environmental sustainability; circular economy; clean production
(This special issue belongs to the Section Material Processing Technology)
Rolling Contact Fatigue and Wear of Rails and Wheels
edited by Makoto Akama
submission deadline 31 Jul 2026 | 4 articles | Viewed by 9978 | Submission Open
Keywords: rail; wheel; rolling contact fatigue; wear; simulation; experiment
(This special issue belongs to the Section Friction and Tribology)
Prognostics and Health Management and Structural Health Management in Mechanical and Manufacturing Systems
edited by
submission deadline 31 Jul 2026 | 5 articles | Viewed by 9732 | Submission Open
Keywords: prognostics and health management (PHM); structural health management (SHM); smart factory; application of AI; AI in mechanical engineering; maintenance; prognostics; SHM for composite materials; aerospace applications
(This special issue belongs to the Section Machines Testing and Maintenance)
Advanced Aircraft Aerodynamics, Flight Stability, Stabilization and Control of Flying Vehicles
edited by
submission deadline 31 Jul 2026 | 3 articles | Viewed by 9696 | Submission Open
Keywords: advanced aircraft aerodynamics; stabilization; flight stability; trajectory generation of flying vehicles
(This special issue belongs to the Section Machine Design and Theory)
Theoretical and Experimental Study on Compressor Performance
edited by
submission deadline 31 Jul 2026 | 2 articles | Viewed by 8576 | Submission Open
Keywords: compressor design; compressor technologies; compressor efficiency; compressor performance prediction
(This special issue belongs to the Section Turbomachinery)
Advances in 4D Printing Technology
edited by Xueli Zhou and Qingping Liu
submission deadline 31 Jul 2026 | 3 articles | Viewed by 7438 | Submission Open
Keywords: 4D printing; innovative application; soft robot; 3D printing; multi-material 3D printing; shape memory polymers; shape memory alloys; hydrogel; 4D printing of mechanical metamaterials
(This special issue belongs to the Section Advanced Manufacturing)
Advanced Battery Management Technology in Electric Vehicles: Present Status and Future Trends
edited by , Jiaqiang Tian and
submission deadline 31 Jul 2026 | 3 articles | Viewed by 7190 | Submission Open
Keywords: modeling; estimation; diagnosis; management; control; optimization
(This special issue belongs to the Section Electromechanical Energy Conversion Systems)
Advances in Condition Monitoring of Distributed Energy Equipment and Systems
edited by Xuguang Hu, Yang Liu and Guangliang Liu
submission deadline 31 Jul 2026 | 6 articles | Viewed by 6738 | Submission Open
Keywords: simulation modeling; multi-physics sensing; information fusion; intelligent fault diagnosis; lifetime prediction; remaining useful life estimation; non-destructive monitoring; cloud platform application
(This special issue belongs to the Section Machines Testing and Maintenance)
Advances in Medical and Rehabilitation Robots
edited by Xu Liang, and Tingting Su
submission deadline 31 Jul 2026 | 2 articles | Viewed by 6036 | Submission Open
Keywords: medical and rehabilitation robots; force sensing and force control; bionic design; multi-agent cooperative control; trajectory planning; intelligent control; mechanical structure optimization; human–robot interaction; kinematics and dynamics
(This special issue belongs to the Section Robotics, Mechatronics and Intelligent Machines)
Composite Machining in Manufacturing
edited by Linzheng Ye, Wei Bai and
submission deadline 31 Jul 2026 | 3 articles | Viewed by 5992 | Submission Open
Keywords: precision/ultraprecision machining; non-traditional machining; ultrasonic-assisted composite material processing; laser machining; jet machining; high-energy beam machining; ceramic grinding; composite machining mechanisms; composite energy fields; chemical mechanical polishing; emerging methods and processes; prediction of surface quality and life in composite material processing; micro- and nanomachining; modeling and simulation; surface quality and integrity; preparation and performance of composite materials; lifetime prediction and failure diagnosis of composite material components; tool life analysis
(This special issue belongs to the Section Material Processing Technology)
Advances in Dynamics and Vibration Control in Mechanical Engineering
edited by
submission deadline 31 Jul 2026 | 8 articles | Viewed by 5900 | Submission Open
Keywords: vibration control; uncertainty; dynamic analysis; mechanical systems
(This special issue belongs to the Section Machines Testing and Maintenance)
Advances in Electrical Power System Design and Artificial Intelligence submission deadline 31 Jul 2026 | 1 articles | Viewed by 3706 | Submission Open
Keywords: electrical power systems; artificial intelligence; machine learning; optimization; control systems; predictive maintenance; fault detection; renewable energy integration; smart grids; data analytics; energy efficiency; sustainability; power system reliability; intelligent systems; grid modernization
(This special issue belongs to the Section Electromechanical Energy Conversion Systems)
Intelligent Remanufacturing: Innovations, Technologies, and Sustainable Practices
edited by Yufan Zheng, , and Wenkang Zhang
submission deadline 31 Jul 2026 | 1 articles | Viewed by 3667 | Submission Open
Keywords: remanufacturing; sustainable manufacturing; circular economy; green manufacturing; artificial intelligence; smart manufacturing
(This special issue belongs to the Section Advanced Manufacturing)
Cutting-Edge Automation in Robotic Machining
edited by Jason Matthews
submission deadline 31 Jul 2026 | 1 articles | Viewed by 3503 | Submission Open
Keywords: robotic machining; automation; smart manufacturing; human–robot collaboration; industrial robotics; adaptive control
(This special issue belongs to the Section Automation and Control Systems)
Machine Learning for Fault Diagnosis of Wind Turbines, 2nd Edition
edited by Gang Yu
submission deadline 31 Jul 2026 | 1 articles | Viewed by 2934 | Submission Open
Keywords: machine learning; fault diagnosis; wind turbine; deep learning; condition monitoring
(This special issue belongs to the Section Machines Testing and Maintenance)
Deep Learning-Based Intelligent Fault Diagnosis
edited by Meng Rao, Xingkai Yang, and Zheng Cao
submission deadline 31 Jul 2026 | Viewed by 2762 | Submission Open
Keywords: fault diagnosis; deep learning; artificial intelligence; industrial systems; machinery
(This special issue belongs to the Section Machines Testing and Maintenance)
Reliable Testing and Monitoring of Motor-Pump Drives
edited by
submission deadline 31 Jul 2026 | 2 articles | Viewed by 2379 | Submission Open
Keywords: pumps; motor efficiency; condition monitoring; machine learning; smart sensors; degradation test; end-of-line testing
(This special issue belongs to the Section Machines Testing and Maintenance)
Mult-Axis Machining and CNC Systems: Innovations and Advancements
edited by and
submission deadline 31 Jul 2026 | 1 articles | Viewed by 1934 | Submission Open
Keywords: tool path generation; curve fitting; motion control; singularity avoidance; redundant axis; linkage processing; servo control; motor drive; integrated multi-axis structure
(This special issue belongs to the Section Advanced Manufacturing)
Convolutional-Neural-Network-Enhanced Intelligent Control Strategies for Smart Actuators and Robotics in Mechatronic Systems submission deadline 31 Jul 2026 | Viewed by 379 | Submission Open
Keywords: convolutional neural networks; intelligent control strategies; smart actuators; robotics and mechatronics; deep learning for control
(This special issue belongs to the Section Robotics, Mechatronics and Intelligent Machines)
Friction Stir Welding and Processing: Recent Advances and Industrial Applications submission deadline 31 Jul 2026 | Viewed by 313 | Submission Open
Keywords: friction stir welding; friction stir processing; solid-state joining; dissimilar welding; lightweight alloys; tool design; process monitoring; additive friction stir deposition; microstructure evolution; mechanical properties
(This special issue belongs to the Section Material Processing Technology)
Digital Twins and Advanced Fault Modeling in the Condition Monitoring of Electric Machines
edited by Nur Sarma
submission deadline 30 Aug 2026 | 3 articles | Viewed by 2861 | Submission Open
Keywords: digital twin; electric machine monitoring; fault modeling and simulation; predictive maintenance; condition monitoring; fault detection; fault diagnosis
(This special issue belongs to the Section Electrical Machines and Drives)
New Journeys in Vehicle System Dynamics and Control
edited by Changning Liu, Yi Yang and Lai Wei
submission deadline 31 Aug 2026 | 12 articles | Viewed by 32988 | Submission Open
Keywords: grounded vehicle; railway vehicle; VTOL; dynamic analysis; vibration control; stability and control; active or semi-active control; energy harvesting; acoustics and vibration; nonlinear vibrations
(This special issue belongs to the Section Vehicle Engineering)
Data-Driven RUL Prediction: Innovations in Generalization, Uncertainty, and Efficiency for Industrial PHM
edited by Diwang Ruan, Jianping Yan, and
submission deadline 31 Aug 2026 | 10 articles | Viewed by 10565 | Submission Open
Keywords: prognostics and health management (PHM); remaining useful life (RUL) prediction; data-driven approaches; cross-domain generalization; long-term prediction; uncertainty quantification; physics-informed neural networks (PINNs); LLM-based transfer learning; industrial applications
(This special issue belongs to the Section Machines Testing and Maintenance)
Mechanical Design and Aerodynamic Optimization of Wind Turbine Components
edited by Yang Huang
submission deadline 31 Aug 2026 | 3 articles | Viewed by 9437 | Submission Open
Keywords: wind turbine; aerodynamic optimization; structural design; fluid–structure interaction
(This special issue belongs to the Section Machine Design and Theory)
Advanced Manufacturing Processes and Technologies: Trends and Innovations submission deadline 31 Aug 2026 | 7 articles | Viewed by 9405 | Submission Open
Keywords: advanced manufacturing; additive manufacturing; 3D printing; automation; robotics; smart factories; sustainable manufacturing; artificial intelligence in manufacturing; Internet of Things in production; precision machining; micro and nano manufacturing; industry 4.0
(This special issue belongs to the Section Advanced Manufacturing)
New Advances in Synchronous Reluctance Motors
edited by Kyu-yun Hwang
submission deadline 31 Aug 2026 | 3 articles | Viewed by 8378 | Submission Open
Keywords: loss analysis in synchronous reluctance motors; advanced control techniques for SynRMs; high-efficiency design strategies; fault-tolerant synchronous reluctance motors; material optimization for SynRMs; thermal management in SynRM systems; applications of synchronous reluctance motors; cost-effective manufacturing of SynRMs; innovative rotor design for enhanced performance; energy-efficient SynRM drive systems
(This special issue belongs to the Section Electrical Machines and Drives)
Flight Control and Path Planning of Unmanned Aerial Vehicles
edited by Jonatan Alvarez Munoz and Assia Belbachir
submission deadline 31 Aug 2026 | 3 articles | Viewed by 8323 | Submission Open
Keywords: unmanned aerial vehicles (UAVs); path planning and assignment for UAVs; autonomous outdoor and indoor navigation; control algorithms; optimal path planning of UAV swarms; distributed control algorithms
(This special issue belongs to the Section Automation and Control Systems)
Fault Diagnosis and Fault Tolerant Control in Mechanical System
edited by
submission deadline 31 Aug 2026 | 8 articles | Viewed by 7990 | Submission Open
Keywords: fault diagnosis; fault-tolerant control; digital twins; physics-informed neural networks; multi-sensor fusion; cyber–physical systems; resilient control transfer learning
(This special issue belongs to the Section Machines Testing and Maintenance)
Advancements in Fluid-Structure Interaction Vibration Control Technology
edited by Dongyang Chen
submission deadline 31 Aug 2026 | 2 articles | Viewed by 7837 | Submission Open
Keywords: fluid-structure interaction; vibration control; vibration and noise reduction; dynamical analysis; numerical method; finite element simulation; active control
(This special issue belongs to the Section Machine Design and Theory)
Surface Engineering Techniques in Advanced Manufacturing submission deadline 31 Aug 2026 | 3 articles | Viewed by 6283 | Submission Open
Keywords: surface modification; coatings; anodizing; thermal spraying; chemical vapor deposition (CVD); laser surface texturing; bio-inspired surface textures; hierarchical surface textures; smart surface modification techniques
(This special issue belongs to the Section Advanced Manufacturing)
Artificial Intelligence in Mechanical Engineering Applications submission deadline 31 Aug 2026 | 3 articles | Viewed by 5434 | Submission Open
Keywords: artificial intelligence; AI-assisted manufacturing; human–machine interaction; multi-scale modeling; data-driven optimization; intelligent scheduling/process planning; generative AI; AI-driven applications; AI in additive manufacturing; physical AI for mechanical engineering; humanoid robotic manufacturing systems
(This special issue belongs to the Section Advanced Manufacturing)
Robots with Intelligence: Developments and Applications
edited by Brian Byunghyun Kang
submission deadline 31 Aug 2026 | 3 articles | Viewed by 5156 | Submission Open
Keywords: intelligent robotics; artificial intelligence in robots; human–robot interaction; adaptive control and learning; real-world applications
(This special issue belongs to the Section Robotics, Mechatronics and Intelligent Machines)
Analysis, Control and Design of Permanent Magnet Machines
edited by Parviz Famouri
submission deadline 31 Aug 2026 | 1 articles | Viewed by 5116 | Submission Open
Keywords: permanent magnet machines; PMSM motors; generators
(This special issue belongs to the Section Machine Design and Theory)
Visual Measurement and Intelligent Robotic Manufacturing
edited by Wenlong Li and Wei Xu
submission deadline 31 Aug 2026 | 3 articles | Viewed by 4375 | Submission Open
Keywords: robotics; artificial intelligence; visual measurement; intelligent manufacturing; automatic machining systems
(This special issue belongs to the Section Advanced Manufacturing)
Smart Structures and Applications in Aerospace Engineering
edited by and
submission deadline 31 Aug 2026 | 5 articles | Viewed by 4105 | Submission Open
Keywords: smart structures; adaptive structures; morphing structures; vibration and noise control
(This special issue belongs to the Section Machine Design and Theory)
Advanced Sensorless Control of Electrical Machines
edited by and Hang Zhang
submission deadline 31 Aug 2026 | 2 articles | Viewed by 2941 | Submission Open
Keywords: electrical machines; sensorless control; high reliability; novel observer design; model-free sensorless control
(This special issue belongs to the Section Electrical Machines and Drives)
Enhancing Performance of High-Value Components Through Additive Manufacturing: Applications in Marine, Air, and Land Transportation
edited by Yipu Du
submission deadline 31 Aug 2026 | 1 articles | Viewed by 2635 | Submission Open
Keywords: additive manufacturing; mechanical designs; material properties
(This special issue belongs to the Section Advanced Manufacturing)
Friction Stir Welding and Processing for Advanced Machines and Manufacturing submission deadline 31 Aug 2026 | 1 articles | Viewed by 2505 | Submission Open
Keywords: friction stir welding; friction stir processing; advanced manufacturing; machine design; process monitoring; advanced composites; smart manufacturing; dissimilar materials; solid-state joining
(This special issue belongs to the Section Advanced Manufacturing)
Recent Advances in Machinery Condition Monitoring and Fault Diagnosis: From Typical Algorithms to the Era of AI Blooming
edited by and Emiliano Mucchi
submission deadline 31 Aug 2026 | 2 articles | Viewed by 2144 | Submission Open
Keywords: condition monitoring; fault diagnosis; class imbalance; maintenance; AI-based solutions; shallow and deep learning algorithms; early fault detection
(This special issue belongs to the Section Machines Testing and Maintenance)
Guidance, Navigation, and Control of Spacecraft and Space Robots submission deadline 31 Aug 2026 | 1 articles | Viewed by 2137 | Submission Open
Keywords: guidance navigation and control; autonomous spacecraft operations; robust control; fault-taulerant control; flight dynamics; attitude dynamics; artificial intelligence for space applications; space robotics
(This special issue belongs to the Section Automation and Control Systems)
Advances, Innovations, and Emerging Trends in Exoskeletons
edited by and Nadia Vanessa García-Hernández
submission deadline 31 Aug 2026 | 1 articles | Viewed by 2065 | Submission Open
Keywords: hand exoskeletons; finger exoskeletons; modular, rigid, and soft mechanism design; rehabilitation robotics; assistive technologies; virtual environment interaction; haptic feedback; adaptive control; biomechanics and ergonomics; user intent detection
(This special issue belongs to the Section Robotics, Mechatronics and Intelligent Machines)
Key Technologies in Intelligent Mining Equipment, 2nd Edition
edited by and
submission deadline 31 Aug 2026 | 4 articles | Viewed by 2021 | Submission Open
Keywords: intelligent control systems of mining equipment; artificial intelligence and machine learning in mining sensing and perception of mining sensors; human-machine interaction of mining robot; safety and reliability of mining technologies; case studies and applications of intelligent mining
(This special issue belongs to the Section Robotics, Mechatronics and Intelligent Machines)
Design Methods for Mechanical and Industrial Innovation, 2nd Edition submission deadline 31 Aug 2026 | 1 articles | Viewed by 1971 | Submission Open
Keywords: mechanical and industrial design; application and case study of design theories; industry 4.0 complex systems; human–AI interaction in machine design; intelligent system design; model-based design
(This special issue belongs to the Section Machine Design and Theory)
Fault Diagnostics and Fault Tolerance of Synchronous Electric Drives, 2nd Edition submission deadline 31 Aug 2026 | 2 articles | Viewed by 1910 | Submission Open
Keywords: fault diagnostics; fault tolerance; synchronous motors; line-start synchronous motors; permanent magnet assisted synchronous reluctance motors
(This special issue belongs to the Section Electrical Machines and Drives)
Smart Manufacturing and Industrial Automation, 2nd Edition
edited by
submission deadline 31 Aug 2026 | 1 articles | Viewed by 1697 | Submission Open
Keywords: smart manufacturing; industrial automation and robotics; industrial Internet of Things (IIOT); data acquisition and data analyses; industry 4.0
(This special issue belongs to the Section Advanced Manufacturing)
Advances in Nonlinear and Adaptive Control of High-Precision Intelligent Machines
edited by
submission deadline 31 Aug 2026 | Viewed by 1271 | Submission Open
Keywords: adaptive control; intelligent machines; nonlinear control; hybrid adaptive control; artificial intelligence; intelligent control; cyber–physical systems; high-precision servo systems; precision engineering
(This special issue belongs to the Section Automation and Control Systems)
Embodied AI in Robotics
edited by Shan An
submission deadline 31 Aug 2026 | 1 articles | Viewed by 990 | Submission Open
Keywords: embodied intelligence; foundation models for robotics; dexterous manipulation; sim-to-real transfer; perception-action loop
(This special issue belongs to the Section Robotics, Mechatronics and Intelligent Machines)
Data-Driven and AI-Based Fault Diagnosis for Industrial Dynamic Systems
edited by , and
submission deadline 31 Aug 2026 | 1 articles | Viewed by 949 | Submission Open
Keywords: fault diagnosis; condition monitoring; prognostics and health management (PHM); artificial intelligence (AI); deep learning; dynamic systems
(This special issue belongs to the Section Machines Testing and Maintenance)
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