基于CFD的舌簧排气阀流动特性研究 by Wang Feng, Shang Haotian, Mi Xiaozhen, Tan Liang

“…The reed type valve is a key component of reciprocating compressors affecting the efficiency and reliability of the machines. This paper analyzed the flow characteristic firstly, and then simulated the distributions of pressure field and velocity field in the steady and transient flows based on the CFD method, where the effects of those parameters, such as flow section ratio, spread angle and valve lift, on valve pressure loss were investigated. …”
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Optimizing PID Controller Design for Rotor Systems Suspended by Active Magnetic Bearings by Ibrahim Abubakar, Atte Putkonen, Marek Rehtla, Tuomo Lindh, Stijn Derammelaere, Niko Nevaranta

“…However, in the case of high-speed machines with magnetically suspended rotor systems, the stabilizing control solution often involves combining PID controllers with supporting filter structures. …”
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Reinventing the Trochoidal Toolpath Pattern by Adaptive Rounding Radius Loop Adjustments for Precision and Performance in End Milling Operations by Santhakumar Jayakumar, Sathish Kannan, Poongavanam Ganeshkumar, U. Mohammed Iqbal

“…Additionally, a Genetic Algorithm (GA) was employed to ascertain the optimal machining settings, revealing that the ideal parameters include a cutting speed of 85 m/min, a feed rate of 0.07 mm/tooth, and a rounding radius of 7 mm. …”
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Unlabeled-Data-Enhanced Tool Remaining Useful Life Prediction Based on Graph Neural Network by Dingli Guo, Honggen Zhou, Li Sun, Guochao Li

“…Remaining useful life (RUL) prediction of cutting tools plays an important role in modern manufacturing because it provides the criterion used in decisions to replace worn cutting tools just in time so that machining deficiency and unnecessary costs will be restrained. …”
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钛合金车削中的低温喷雾射流冷却技术 by 王远

“…The cryogenic mist jet cooling technology is applied to turning process of TC4 titanium alloy which uses cryogenic mist jet with pure water and cryogenic gas as cooling substance.And it is compared with the cryogenic cold wind cooling technology and the normal pouring cooling technology in the same experiment parameters.The experiment result shows:The cryogenic mist jet cooling technology has better cooling effects than other two cooling technology,so this is very significative to improve cutting performances of difficultly machining materials such as titanium alloy.…”
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Tendencies and Prospects for the Development of Domestic Machinery for Sowing Grain Crops by A. Yu. Nesmiyan, Yu. S. Tsench

“…Among the most obvious trends we can single out the following ones: the use of the best foreign samples as prototypes; a tendency to increase the area of plant nutrition; the use of operational experience and comparative test results; optimization of design and technological parameters of drills based on the results of targeted scientific research; the development of machines that ensure the rational utilization of the energy resources used; extending the functionality of sowing machines as a result of combining operations and carrying out sowing on stubble backgrounds.…”
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Application of Ice Slurry as a Phase Change Material in Mine Air Cooling System—A Case Study by Łukasz Mika, Karol Sztekler, Ewelina Radomska

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IMPACT OF ADDING RUBBER STRIPS TO REEL AND SOME INDICATORS ON THE PERFORMANCE OF JOHN DEERE COMBINE HARVESTER 1450 CWS by Yousif Hilal, Saleh Al-Slevani, Othman Tofeq

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内平动齿轮传动装置的参数化建模及干涉检验 by 丛龙兴, 焦永和, 张春林, 苏伟

“…The models of involute abnormal internal meshing gears were parameterized. The influences of the basic design parameters in the meshing outer gear and the way the internal gear machined were considered when modeling. …”
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Weak Fault Detection for Rolling Bearings in Varying Working Conditions through the Second-Order Stochastic Resonance Method with Barrier Height Optimization by Huaitao Shi, Yangyang Li, Peng Zhou, Shenghao Tong, Liang Guo, Baicheng Li

“…The stochastic resonance (SR) method is widely applied to fault feature extraction of rotary machines, which is capable of improving the weak fault detection performance by energy transformation through the potential well function. …”
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Proximate Design of Onion Harvester Separating Surface by A. V. Sibirev, A. G. Аksenov, A. S. Dorokhov

“…(Research purpose) The research aims at determining the separation intensity of onion-­soil heap on the rod elevator, as well as onion heap supply from the surface of the rod elevator trails to the secondary separation mechanisms – all relating to onion harvesting machines. (Materials and methods) The size and mass parameters of the studied material are limitative for designing basic parameters of the working elements of technical equipment. …”
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Statistical analysis of technical specifications for non-reversible plate vibrators with different types of engines by M. A. Afanasev, I. S. Tyuremnov

“…Forward plate compactors are surface soil compaction machines with a flat operating device, which are usually equipped with a single-shaft vibration exciter. …”
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ANALYSIS OF BACKGROUNDS OF QUANTITATIVE CONTROL OF STRUCTURE OF THE HIGH-DUTY CAST IRON ARTICLES BY MAGNETIC WAY by S. G. Sandomirski, V. L. Tsukerman, L. Z. Pisarenko

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Method of testing building models and their engineering systems for seismic impact by Abovyan Avetik, Marutyan Aleksandr, Abovyan Gurgen

“…Methods of experimental modeling of seismic impact on buildings and their models under force im-pacts, including the stability of building envelope systems, characters and basic parameters that correspond to loads occurring during real earthquakes are considered. …”
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Research on Modal Analysis of the Spiral Bevel Gear System by Qian Lulu, Lou Peng, Zhang Huanzhang, Luo Jian

“…Based on the design parameters and machining parameters, a 3D model of spiral bevel gear pairs with accurate tooth surface is established. …”
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Removal mechanism and damage evolution of SiCp/Al composites based on FEM-MD model considering 3D random polyhedral particles in orthogonal cutting by Ming Li, Qingguang Li, Xianchao Pan, Jiaqi Wang, Zixuan Wang, Shengzhi Xu, Yunguang Zhou, Lianjie Ma, Tianbiao Yu

“…Experimental validation confirmed the multi-scale model's predictive accuracy for machining-induced surface damage. This study extends multi-scale modeling methodologies for composite machining by uniquely integrating Python-based stochastic geometry reconstruction with MD-calibrated interfacial mechanics, providing a systematic framework for studying the damage mechanism of SiCp/Al composites machining.…”
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Concept and Design of Cutting Tools for Osseodensification in Implant Dentistry by Alexander Isaev, Maria Isaeva, Oleg Yanushevich, Natella Krikheli, Olga Kramar, Aleksandr Tsitsiashvili, Sergey Grigoriev, Catherine Sotova, Pavel Peretyagin

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The complex influence of external and internal electricity networks on the magnetic field level in residential premises of buildings by V. Yu. Rozov, D. Ye. Pelevin, S. Yu. Reutskiy, K. D. Kundius, A. O. Vorushylo

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Assessment of UAV Imageries for Estimating Growth Vitality, Yield and Quality of Hop (<i>Humulus lupulus</i> L.) Crops by Jana Řeřicha, Matěj Kohútek, Věra Vandírková, Karel Krofta, František Kumhála, Jitka Kumhálová

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Design Features of a Removable Module Intended for Securing Containers When Transported in an Open Wagon by Alyona Lovska, Juraj Gerlici, Ján Dižo, Mykhailo Pavliuchenkov, Pavlo Rukavishnikov

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