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Refractories and Industrial Ceramics最新文献

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Determination of the Influence of the Oncoming Flow on the Vortex Zones at the Inlet to the Suction Sockets. Part 1. Flat Problem 确定来流对吸水套管入口处涡流区的影响。第 1 部分。平面问题
IF 0.4 4区 材料科学
Refractories and Industrial Ceramics Pub Date : 2023-12-21 DOI: 10.1007/s11148-023-00829-7
A. K. Logacheva, O. A. Averkova, A. M. Ziganshin, K. I. Logachev, E. N. Popov
{"title":"Determination of the Influence of the Oncoming Flow on the Vortex Zones at the Inlet to the Suction Sockets. Part 1. Flat Problem","authors":"A. K. Logacheva,&nbsp;O. A. Averkova,&nbsp;A. M. Ziganshin,&nbsp;K. I. Logachev,&nbsp;E. N. Popov","doi":"10.1007/s11148-023-00829-7","DOIUrl":"10.1007/s11148-023-00829-7","url":null,"abstract":"<p>The present study discusses the construction of an algorithm for calculating slot suction sockets under conditions of an oncoming flow using discrete vortices. It also presents the effects of flow patterns at different ratios of the oncoming and suction airflow velocities. The dependence of the sizes of the vortex zones arising at the inlet to the suction sockets on the velocity of the oncoming flow, length, and angle of inclination of the socket is determined. Equations are obtained for the critical velocity of the oncoming flow, at which the flow separation mode for the vortex zone 1 changes from separation inside the socket to outside it. The results obtained can be used to design local suction systems profiled according to the outlines of vortex zones.</p>","PeriodicalId":751,"journal":{"name":"Refractories and Industrial Ceramics","volume":"64 2","pages":"221 - 228"},"PeriodicalIF":0.4,"publicationDate":"2023-12-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138949077","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Physical and Mechanical Properties of Refractories for a Highly Active Waste Vitrification Furnace 高活性废物玻璃化炉耐火材料的物理和机械性能
IF 0.4 4区 材料科学
Refractories and Industrial Ceramics Pub Date : 2023-12-20 DOI: 10.1007/s11148-023-00820-2
I. D. Kashcheev, K. G. Zemlyanoi, P. V. Kozlov, M. B. Remizov, E. V. Polyakov, I. I. Dement’eva, A. A. Mal’tsev, P. I. Sukhinin
{"title":"Physical and Mechanical Properties of Refractories for a Highly Active Waste Vitrification Furnace","authors":"I. D. Kashcheev,&nbsp;K. G. Zemlyanoi,&nbsp;P. V. Kozlov,&nbsp;M. B. Remizov,&nbsp;E. V. Polyakov,&nbsp;I. I. Dement’eva,&nbsp;A. A. Mal’tsev,&nbsp;P. I. Sukhinin","doi":"10.1007/s11148-023-00820-2","DOIUrl":"10.1007/s11148-023-00820-2","url":null,"abstract":"<p>Results of experimental measurements of mechanical and physical characteristics of refractory materials are presented: LTEC, thermal conductivity, heat capacity, dynamic and static elasticity moduli. The study is conducted to select material for the manufacture of a glass furnace arch for solidifying radioactive waste. It is shown that materials of the MKRV-53 and AZS-60SB grades are superior with respect to properties compared with material of the BMKrF grade. The results obtained are used for mathematical modeling of electric furnace arch operating regimes.</p>","PeriodicalId":751,"journal":{"name":"Refractories and Industrial Ceramics","volume":"64 2","pages":"168 - 173"},"PeriodicalIF":0.4,"publicationDate":"2023-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138819728","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Assessment of Reliability and Technical Risks in the Operation of Heat Engineering Units 热能工程机组运行可靠性和技术风险评估
IF 0.4 4区 材料科学
Refractories and Industrial Ceramics Pub Date : 2023-12-20 DOI: 10.1007/s11148-023-00827-9
N. M. Aripova, A. S. Nikiforov, A. M. Paramonov, E. V. Prikhod’ko, A. K. Kinzhibekova, A. E. Karmanov
{"title":"Assessment of Reliability and Technical Risks in the Operation of Heat Engineering Units","authors":"N. M. Aripova,&nbsp;A. S. Nikiforov,&nbsp;A. M. Paramonov,&nbsp;E. V. Prikhod’ko,&nbsp;A. K. Kinzhibekova,&nbsp;A. E. Karmanov","doi":"10.1007/s11148-023-00827-9","DOIUrl":"10.1007/s11148-023-00827-9","url":null,"abstract":"<p>A method for assessing technical risks arising during the operation of heat engineering units is presented. Risk assessment is based on the data on the residual life of the unit’s lining and an evaluation of the severity of the consequences of an accident. To obtain primary data when assessing the residual life, an instrument method is used that allows continuous monitoring of the thermal state of the lining. Thermomechanical stresses exceeding the ultimate strength of the material are shown to be the determining destruction factor. These stresses are calculated according to the developed scheme based on numerical methods.</p>","PeriodicalId":751,"journal":{"name":"Refractories and Industrial Ceramics","volume":"64 2","pages":"206 - 213"},"PeriodicalIF":0.4,"publicationDate":"2023-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138819985","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of Drying on Properties of Magnesium Phosphate Materials from Kovdor Mining and Enrichment Combine Waste 干燥对来自科夫多采矿和浓缩联合企业废料的磷酸镁材料性能的影响
IF 0.4 4区 材料科学
Refractories and Industrial Ceramics Pub Date : 2023-12-20 DOI: 10.1007/s11148-023-00819-9
O. A. Belogurova, M. A. Savarina, T. V. Sharay
{"title":"Effect of Drying on Properties of Magnesium Phosphate Materials from Kovdor Mining and Enrichment Combine Waste","authors":"O. A. Belogurova,&nbsp;M. A. Savarina,&nbsp;T. V. Sharay","doi":"10.1007/s11148-023-00819-9","DOIUrl":"10.1007/s11148-023-00819-9","url":null,"abstract":"<p>Indicators of strength, density and change in volume of magnesium phosphate materials based upon Kovdor Mining and Enrichment Combine waste after drying in a mold at 90 and 180°C are determined. Graphical dependences of properties on fractional composition of a briquette from forsterite concentrate and heat treatment regime are constructed.</p>","PeriodicalId":751,"journal":{"name":"Refractories and Industrial Ceramics","volume":"64 2","pages":"159 - 167"},"PeriodicalIF":0.4,"publicationDate":"2023-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138819849","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Influence of Aspiration Dust on Technical Properties and Phase Composition of Seismic Bricks 吸尘对抗震砖技术特性和相组成的影响
IF 0.4 4区 材料科学
Refractories and Industrial Ceramics Pub Date : 2023-12-19 DOI: 10.1007/s11148-023-00825-x
E. S. Abdrakhimova, V. Z. Abdrakhimov
{"title":"Influence of Aspiration Dust on Technical Properties and Phase Composition of Seismic Bricks","authors":"E. S. Abdrakhimova,&nbsp;V. Z. Abdrakhimov","doi":"10.1007/s11148-023-00825-x","DOIUrl":"10.1007/s11148-023-00825-x","url":null,"abstract":"<p>An earthquake-resistant M125-M150 brick based on substandard interlayer clay was obtained using ferrous metallurgy waste, i.e., aspiration dust, as a repellant that was involved in the formation of the framework structure due to the content in it of phases (chromite, forsterite, anorthite, and diopside) bound by a glassy phase. The seismic brick was based on industrial waste without the use of traditional natural materials.</p>","PeriodicalId":751,"journal":{"name":"Refractories and Industrial Ceramics","volume":"64 2","pages":"194 - 199"},"PeriodicalIF":0.4,"publicationDate":"2023-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138742691","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Technique for Comprehensive Assessment of the Quality of Coatings Synthesized by Electrospark Deposition Technique 全面评估电火花沉积技术合成涂层质量的技术
IF 0.4 4区 材料科学
Refractories and Industrial Ceramics Pub Date : 2023-12-19 DOI: 10.1007/s11148-023-00824-y
I. N. Kravchenko, S. A. Velichko, Yu. A. Kuznetsova, A. V. Martynov, D. I. Petrovskii, A. F. Slivov
{"title":"Technique for Comprehensive Assessment of the Quality of Coatings Synthesized by Electrospark Deposition Technique","authors":"I. N. Kravchenko,&nbsp;S. A. Velichko,&nbsp;Yu. A. Kuznetsova,&nbsp;A. V. Martynov,&nbsp;D. I. Petrovskii,&nbsp;A. F. Slivov","doi":"10.1007/s11148-023-00824-y","DOIUrl":"10.1007/s11148-023-00824-y","url":null,"abstract":"<p>The results of a comprehensive assessment of the quality of coatings obtained by electrospark deposition technique are presented. The assessment was performed using modern measurement instruments and dedicated software packages to determine the parameters of micro- and macro-geometry of the coated surfaces. It has been established that the main criteria for assessing the thickness of electrospark coatings, used to restore and harden parts, are the minimum depth, as well as the maximum height and peak-to-valley distance of the profile. It has been proven that the optimal ratio between the length of the bearing friction surface that receives an external load and the length of the surface covered by lubricant is at least 80 % for tribotechnical friction couples, and at least 60 % for parts with hardened surface.</p>","PeriodicalId":751,"journal":{"name":"Refractories and Industrial Ceramics","volume":"64 2","pages":"188 - 193"},"PeriodicalIF":0.4,"publicationDate":"2023-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138742281","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Research and Comparative Analysis of Refractory Compositions Based on Modified Aluminophosphate Binders 基于改性磷酸铝粘结剂的耐火材料研究与对比分析
IF 0.4 4区 材料科学
Refractories and Industrial Ceramics Pub Date : 2023-12-19 DOI: 10.1007/s11148-023-00818-w
O. Yu. Tikhonenko, V. A. D’yakonov
{"title":"Research and Comparative Analysis of Refractory Compositions Based on Modified Aluminophosphate Binders","authors":"O. Yu. Tikhonenko,&nbsp;V. A. D’yakonov","doi":"10.1007/s11148-023-00818-w","DOIUrl":"10.1007/s11148-023-00818-w","url":null,"abstract":"<p>Compositions prepared on the basis of fine corundum and aluminophosphate binders modified with B<sup>3+</sup>, Cr<sup>3+</sup>, Mo<sup>6+</sup>, and Zr<sup>4+</sup> ions are considered. The influence of the ions listed on thermophysical properties of aluminophosphate compositions is studied. Results of comparative tests for the composites obtained in an arc plasmatron flow with estimation of surface melting temperature of the specimens are presented. Results of moisture adsorption studies of the composites with various relative humidity are shown.</p>","PeriodicalId":751,"journal":{"name":"Refractories and Industrial Ceramics","volume":"64 2","pages":"152 - 158"},"PeriodicalIF":0.4,"publicationDate":"2023-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138742282","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Use of Water Treatment Sludge in the Production of Building and Ceramic Materials 利用水处理污泥生产建筑和陶瓷材料
IF 0.4 4区 材料科学
Refractories and Industrial Ceramics Pub Date : 2023-12-19 DOI: 10.1007/s11148-023-00811-3
S. Ya. Davydov, R. A. Apakashev, L. N. Oleynikova
{"title":"Use of Water Treatment Sludge in the Production of Building and Ceramic Materials","authors":"S. Ya. Davydov,&nbsp;R. A. Apakashev,&nbsp;L. N. Oleynikova","doi":"10.1007/s11148-023-00811-3","DOIUrl":"10.1007/s11148-023-00811-3","url":null,"abstract":"<p>The technological process of natural water treatment before being supplied to the water supply network is accompanied by the formation of water treatment sludge. The chemical composition of water treatment precipitation is characterized by the presence of aluminum and iron hydroxides, manganese oxide, and an undissolved residue of chemical reagents used in water treatment. The strategy of sustainable development presupposes proper management of man-made waste, capable of ensuring their reuse and reducing the associated environmental burden on the environment. There are known options for using water treatment sludge in the production of bricks, expanded clay, and cement. The use of water treatment sediments in the production of burnt ceramic materials is effective. A promising direction for the utilization of water treatment sludge is the possibility of its use in a mixture with peat as a potential raw material for the production of construction and ceramic materials. An installation is developed for the collection of milled peat, its mixing with water treatment sludge, and subsequent drying of the resultant mixture.</p>","PeriodicalId":751,"journal":{"name":"Refractories and Industrial Ceramics","volume":"64 2","pages":"109 - 114"},"PeriodicalIF":0.4,"publicationDate":"2023-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138742614","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Simulation of Crack Nucleation in Materials with Regularly Arranged Spherical Pores Under Multiaxial Loading Conditions 多轴载荷条件下具有规则排列球形孔隙的材料的裂纹成核模拟
IF 0.4 4区 材料科学
Refractories and Industrial Ceramics Pub Date : 2023-12-19 DOI: 10.1007/s11148-023-00813-1
A. V. Zabolotsky, A. O. Migashkin, A. S. Grigor’ev, A. I. Dmitriev, M. Yu. Turchin, V. T. Khadyev, E. V. Shil’ko
{"title":"Simulation of Crack Nucleation in Materials with Regularly Arranged Spherical Pores Under Multiaxial Loading Conditions","authors":"A. V. Zabolotsky,&nbsp;A. O. Migashkin,&nbsp;A. S. Grigor’ev,&nbsp;A. I. Dmitriev,&nbsp;M. Yu. Turchin,&nbsp;V. T. Khadyev,&nbsp;E. V. Shil’ko","doi":"10.1007/s11148-023-00813-1","DOIUrl":"10.1007/s11148-023-00813-1","url":null,"abstract":"<p>Using the finite element method, a numerical investigation of the initial stage of crack propagation in a material containing spherical pores under multiaxial compression (constrained conditions) was carried out. The influence of the pore spacing and the mechanical properties of the material on fracture location and crack-propagation direction was analyzed for brittle and ductile materials. Material properties and the arrangement of defects were found to significantly influence the direction of crack propagation initiating on stress concentrators (structure defects), even in mutually perpendicular directions (for uniaxial compression). Numerical estimates were obtained for the characteristic sizes of the influence region of spherical pores on each other, beyond which the stress fields of the neighboring structural elements do not overlap. The dependence of the size of this influence region on the elastic characteristics of the matrix material was studied. The obtained results are important for numerically estimating the durations of the initial stages of the quasibrittle fracture of ceramic-based heterophase materials, particularly refractory materials.</p>","PeriodicalId":751,"journal":{"name":"Refractories and Industrial Ceramics","volume":"64 2","pages":"119 - 125"},"PeriodicalIF":0.4,"publicationDate":"2023-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138742624","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Application of Spent Cracking Catalysts in Ceramic Technology 废裂解催化剂在陶瓷技术中的应用
IF 0.4 4区 材料科学
Refractories and Industrial Ceramics Pub Date : 2023-12-16 DOI: 10.1007/s11148-023-00826-w
A. V. Fedotov, A. V. Belyakov, V. I. Vanchurin
{"title":"Application of Spent Cracking Catalysts in Ceramic Technology","authors":"A. V. Fedotov,&nbsp;A. V. Belyakov,&nbsp;V. I. Vanchurin","doi":"10.1007/s11148-023-00826-w","DOIUrl":"10.1007/s11148-023-00826-w","url":null,"abstract":"<p>The properties of spent cracking catalyst samples from various refineries are studied. The recycling of spent cracking catalysts to produce ceramic products, namely to manufacture electrical porcelain and fireclay refractories, is justified. The technology for products of subgroup 110 is developed and can be based on the existing technological scheme and equipment. Cracking catalyst wastes (10 – 15 wt.%) can be introduced into the initial charge composition without deterioration of the properties.</p>","PeriodicalId":751,"journal":{"name":"Refractories and Industrial Ceramics","volume":"64 2","pages":"200 - 205"},"PeriodicalIF":0.4,"publicationDate":"2023-12-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138691294","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","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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