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Determining the PV Factor of a Composite Based on Polytetrafluoroethylene and Carbon Fibers 确定基于聚四氟乙烯和碳纤维的复合材料的 PV 因子
Russian Engineering Research Pub Date : 2024-07-29 DOI: 10.3103/s1068798x24701284
P. N. Petrova, M. A. Markova, R. S. Tikhonov
{"title":"Determining the PV Factor of a Composite Based on Polytetrafluoroethylene and Carbon Fibers","authors":"P. N. Petrova, M. A. Markova, R. S. Tikhonov","doi":"10.3103/s1068798x24701284","DOIUrl":"https://doi.org/10.3103/s1068798x24701284","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>The <i>PV</i> factor of a polymer composite produced by rolling polytetrafluoroethylene powder with carbon fibers is determined by experiment and calculation. This method is chosen so as to increase the wear resistance relative to composites produced by chemical activation of the components.</p>","PeriodicalId":35875,"journal":{"name":"Russian Engineering Research","volume":"10 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141871070","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Wear of a Frictional Pair Consisting of a Diamond-Bearing Mineral Ceramic and a Ceramic Counterbody 由金刚石承载矿物陶瓷和陶瓷对体组成的摩擦副的磨损
Russian Engineering Research Pub Date : 2024-07-29 DOI: 10.3103/s1068798x2470117x
O. O. Novikova, A. N. Bolotov, V. V. Novikov
{"title":"Wear of a Frictional Pair Consisting of a Diamond-Bearing Mineral Ceramic and a Ceramic Counterbody","authors":"O. O. Novikova, A. N. Bolotov, V. V. Novikov","doi":"10.3103/s1068798x2470117x","DOIUrl":"https://doi.org/10.3103/s1068798x2470117x","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>On the basis of contact mechanics, a model of the wear in a frictional pair consisting of a diamond-bearing mineral ceramic and a ceramic is proposed. The diamond grains in the ceramic matrix are spherical segments of identical radius. The grains are distributed in the matrix according to a power law. The grinding rate and tool wear are expressed as a function of the physicomechanical properties of the two contacting materials, the roughness of the frictional surfaces, and the machining conditions.</p>","PeriodicalId":35875,"journal":{"name":"Russian Engineering Research","volume":"165 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141871063","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Remote Sensing Data in Assessing Urban Density 遥感数据在城市密度评估中的应用
Russian Engineering Research Pub Date : 2024-07-29 DOI: 10.3103/s1068798x24701120
S. V. Ogorodnikova
{"title":"Remote Sensing Data in Assessing Urban Density","authors":"S. V. Ogorodnikova","doi":"10.3103/s1068798x24701120","DOIUrl":"https://doi.org/10.3103/s1068798x24701120","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>The possibility of using remote sensing data to assess the density of urban development is demonstrated. For the example of the Zapadnoe Kuntsevo residential complex, it is found that the actual rate of development differs significantly from the value proposed by Sizov. The development density coefficient (0.3) is within public health standards. The greatest rate of development was observed in 2013 and 2014. Evidently, the formula for the rate of urban development must be corrected to take account of periods of intense growth. Analysis of the NDVI index indicates that the rate at which farmland close to residential complexes is taken over is increasing.</p>","PeriodicalId":35875,"journal":{"name":"Russian Engineering Research","volume":"78 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141871209","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Automated Determination of MC Codes for Russian Steels in the ISO Classification 自动确定 ISO 分类中俄罗斯钢材的 MC 代码
Russian Engineering Research Pub Date : 2024-07-29 DOI: 10.3103/s1068798x24701235
A. V. Shchekin, A. M. Mayorov
{"title":"Automated Determination of MC Codes for Russian Steels in the ISO Classification","authors":"A. V. Shchekin, A. M. Mayorov","doi":"10.3103/s1068798x24701235","DOIUrl":"https://doi.org/10.3103/s1068798x24701235","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>For Russian stainless steels, criteria have been developed for assignment to group M in the ISO international classification. An algorithm is proposed for determining the codes according to the Sandvik Coromant classification of stainless steels, on the basis of the grade of the material, the chemical composition, the hardness, and the method of workpiece preparation. The algorithm is implemented in the integrated CAM system for the KOMPAS-3D platform and permits calculation of the cutting conditions for imported hard-alloy tools.</p>","PeriodicalId":35875,"journal":{"name":"Russian Engineering Research","volume":"296 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141871064","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Estimation of Force Characteristics of Dispersion of Collagen-Containing Materials with a Novel Single-Sided Impact-Cutting Tool 利用新型单面冲击切割工具估算含胶原蛋白材料的分散力特性
Russian Engineering Research Pub Date : 2024-07-29 DOI: 10.3103/s1068798x24701247
Yu. S. Sergeev, S. V. Sergeev, D. N. Kazartsev, M. S. Puzankov
{"title":"Estimation of Force Characteristics of Dispersion of Collagen-Containing Materials with a Novel Single-Sided Impact-Cutting Tool","authors":"Yu. S. Sergeev, S. V. Sergeev, D. N. Kazartsev, M. S. Puzankov","doi":"10.3103/s1068798x24701247","DOIUrl":"https://doi.org/10.3103/s1068798x24701247","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>The design of a single-sided cutting tool and a novel method of dimensional vibration dispersion of waste generated from collagen-containing materials are developed. Computer modeling of complex spatial vibration movements of the cutting part of the tool is used to construct hodographs and cross-section views. Options for controlling of the dimensions of generated chips are determined. Expressions for calculating the cutting force during chip separation and the dependence of the cutting force on angular velocities of complex movements of the tool are derived.</p>","PeriodicalId":35875,"journal":{"name":"Russian Engineering Research","volume":"74 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141871066","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Remote Sensing Data from Satellites in Assessing Soil Productivity 卫星遥感数据在土壤生产力评估中的应用
Russian Engineering Research Pub Date : 2024-07-29 DOI: 10.3103/s1068798x24701119
S. S. Ogorodnikov, I. I. Lebedev
{"title":"Remote Sensing Data from Satellites in Assessing Soil Productivity","authors":"S. S. Ogorodnikov, I. I. Lebedev","doi":"10.3103/s1068798x24701119","DOIUrl":"https://doi.org/10.3103/s1068798x24701119","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>Relations are established between various indices for the condition of the plant cover and humus content of the soil. Spectral reflective characteristics of vegetation are determined by analysis of images in different channels from the Sentinel-2 satellite using linear regression and random forest algorithms. It is found that the vegetation indices NDI45 and PSSRa are more sensitive to the humus content in the soil than the indices RVI and NDVI. The determination coefficient (<i>R</i><sup>2</sup> = 0.59) and mean square error (MSE = 0.00 014) indicate that the predictive power of the proposed model is good.</p>","PeriodicalId":35875,"journal":{"name":"Russian Engineering Research","volume":"26 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141873209","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Approach to Ensuring the Electromagnetic Compatibility of Automobile Components 确保汽车零部件电磁兼容性的方法
Russian Engineering Research Pub Date : 2024-07-29 DOI: 10.3103/s1068798x2470103x
A. S. Podgornyi, P. A. Nikolaev, V. N. Kozlovskii
{"title":"Approach to Ensuring the Electromagnetic Compatibility of Automobile Components","authors":"A. S. Podgornyi, P. A. Nikolaev, V. N. Kozlovskii","doi":"10.3103/s1068798x2470103x","DOIUrl":"https://doi.org/10.3103/s1068798x2470103x","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>An approach is developed for ensuring the quality of cars’ electrical equipment in terms of electromagnetic compatibility.</p>","PeriodicalId":35875,"journal":{"name":"Russian Engineering Research","volume":"213 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141871202","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Linear Regression Equations for Determining the Roughness of Machined Surfaces. Part 1. Turning, Face Milling, Surface Grinding, and Polishing 确定加工表面粗糙度的线性回归方程。第 1 部分。车削、平面铣削、表面磨削和抛光
Russian Engineering Research Pub Date : 2024-07-29 DOI: 10.3103/s1068798x24701259
O. V. Zakharov, F. D. Suleimanova
{"title":"Linear Regression Equations for Determining the Roughness of Machined Surfaces. Part 1. Turning, Face Milling, Surface Grinding, and Polishing","authors":"O. V. Zakharov, F. D. Suleimanova","doi":"10.3103/s1068798x24701259","DOIUrl":"https://doi.org/10.3103/s1068798x24701259","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>The scientific basis is established for selecting the fewest surface roughness characteristics in machining by the following methods: turning, face milling, surface grinding, and polishing.</p>","PeriodicalId":35875,"journal":{"name":"Russian Engineering Research","volume":"96 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141871068","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Analysis of Technical Solutions for a High-Power Drive for a Pumping Unit Designed for Hydraulic Fracturing of Reservoir Bridges in Isolated Oil/Gas Cavities 为孤立油气空腔储层桥水力压裂设计的抽油机大功率驱动技术方案分析
Russian Engineering Research Pub Date : 2024-07-29 DOI: 10.3103/s1068798x24701272
V. I. Karlov, Yu. I. Krykhtin
{"title":"Analysis of Technical Solutions for a High-Power Drive for a Pumping Unit Designed for Hydraulic Fracturing of Reservoir Bridges in Isolated Oil/Gas Cavities","authors":"V. I. Karlov, Yu. I. Krykhtin","doi":"10.3103/s1068798x24701272","DOIUrl":"https://doi.org/10.3103/s1068798x24701272","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>For the purposes of simplifying the design and increasing the reliability of high-power drives, opportunities of using various high-speed two-shaft double-flow mechanical transmissions in a pumping unit designed for hydraulic fracturing of reservoir bridges in isolated oil/gas cavities are considered.</p>","PeriodicalId":35875,"journal":{"name":"Russian Engineering Research","volume":"174 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141871069","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Study of Tool Wear in the Process of Physical Modeling of Shaving–Rolling of Cylindrical Gears 圆柱齿轮剃齿-轧制物理建模过程中的刀具磨损研究
Russian Engineering Research Pub Date : 2024-07-29 DOI: 10.3103/s1068798x24701089
A. V. Sidorkin, Yu. V. Kovalev, V. D. Artamonov, B. A. Malikov
{"title":"Study of Tool Wear in the Process of Physical Modeling of Shaving–Rolling of Cylindrical Gears","authors":"A. V. Sidorkin, Yu. V. Kovalev, V. D. Artamonov, B. A. Malikov","doi":"10.3103/s1068798x24701089","DOIUrl":"https://doi.org/10.3103/s1068798x24701089","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>This article is dedicated to the main issues related to the results of an experimental study aimed at modeling the process of shaving–rolling of cylindrical gears rolling while turning with a special combined cutting–deforming tool—the cutter of a cylindrical workpiece divided into working sections. Significant attention is paid to the analysis of the experimental results, which makes it possible to simulate in laboratory conditions the process of machining a large batch of gears. Basic precision parameters for processing workpiece sections have been determined, and the limits of the beginning of the tool’s technological wear have been identified.</p>","PeriodicalId":35875,"journal":{"name":"Russian Engineering Research","volume":"41 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141871207","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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