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Herald of Polotsk State University. Series B. Industry. Applied Sciences最新文献

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IMPROVING THE ALGORITHM FOR NON-DESTRUCTIVE TESTING OF EQUIPMENT OPERATING UNDER EXCESSIVE PRESSURE 改进超压设备无损检测算法
Herald of Polotsk State University. Series B. Industry. Applied Sciences Pub Date : 2024-03-05 DOI: 10.52928/2070-1616-2024-49-1-101-106
Y. Bulauka, K. Kozhemyatov
{"title":"IMPROVING THE ALGORITHM \u0000FOR NON-DESTRUCTIVE TESTING OF EQUIPMENT \u0000OPERATING UNDER EXCESSIVE PRESSURE","authors":"Y. Bulauka, K. Kozhemyatov","doi":"10.52928/2070-1616-2024-49-1-101-106","DOIUrl":"https://doi.org/10.52928/2070-1616-2024-49-1-101-106","url":null,"abstract":"A comprehensive analysis of the rules for ensuring industrial safety of equipment operating under excess pressure \u0000was carried out. An algorithm has been developed for conducting non-destructive testing of equipment operating \u0000under excess pressure at an oil refinery when technical and economic difficulties arise with carrying out an internal \u0000inspection associated with the unloading and loading of a catalyst, adsorbent, or other substance, nozzle, and other \u0000internal devices, the unloading of which requires steaming, which may lead to deterioration of properties, loss of catalytic \u0000activity and adsorption capacity, mechanical destruction, impossibility of regeneration after contact with atmospheric \u0000air and will require their replacement. The implementation of the proposed set of measures for non-destructive \u0000testing of equipment operating under excess pressure at an oil refinery will help improve the level of industrial safety \u0000and reduce the risk of accidents, incidents and injuries at work.","PeriodicalId":119396,"journal":{"name":"Herald of Polotsk State University. Series B. Industry. Applied Sciences","volume":"30 10","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140263915","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
INVESTIGATION OF THE PROPERTIES OF A SORBENT OBTAINED BY ACTIVATING PETROLEUM COKE WITH PHOSPHOGYPSUM 研究用磷石膏活化石油焦获得的吸附剂的特性
Herald of Polotsk State University. Series B. Industry. Applied Sciences Pub Date : 2024-03-05 DOI: 10.52928/2070-1616-2024-49-1-112-117
D. Yukhno, A. Yermak
{"title":"INVESTIGATION OF THE PROPERTIES OF A SORBENT \u0000OBTAINED BY ACTIVATING PETROLEUM COKE WITH PHOSPHOGYPSUM","authors":"D. Yukhno, A. Yermak","doi":"10.52928/2070-1616-2024-49-1-112-117","DOIUrl":"https://doi.org/10.52928/2070-1616-2024-49-1-112-117","url":null,"abstract":"The article presents major comparative characteristics of sorbents obtained by chemical activation of petroleum \u0000coke with phosphogypsum, including the use of polymer binder. The study of sorbents based on phosphogypsumactivated \u0000petroleum coke for industrial effluent treatment is presented. The article also proposes the flowchart for \u0000sorbents production on the basis of phosphogypsum-activated petroleum coke with polymer binder, as well as the \u0000flowchart for using crushed coke for refinery industrial effluent treatment from petroleum and mechanical impurities.","PeriodicalId":119396,"journal":{"name":"Herald of Polotsk State University. Series B. Industry. Applied Sciences","volume":"14 5","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140264643","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
PROTECTION OF THE ENVIRONMENT FROM OILY WASTE CONTAINING DIESEL FUEL AND FUEL OIL 保护环境免受含有柴油和燃料油的含油废物的影响
Herald of Polotsk State University. Series B. Industry. Applied Sciences Pub Date : 2024-03-05 DOI: 10.52928/2070-1616-2024-49-1-122-127
V. Ivanov, V. Lyalyakin, V. Dronchenko
{"title":"PROTECTION OF THE ENVIRONMENT FROM OILY WASTE \u0000CONTAINING DIESEL FUEL AND FUEL OIL","authors":"V. Ivanov, V. Lyalyakin, V. Dronchenko","doi":"10.52928/2070-1616-2024-49-1-122-127","DOIUrl":"https://doi.org/10.52928/2070-1616-2024-49-1-122-127","url":null,"abstract":"The analysis of spent oil-containing products formed at enterprises associated with the repair and maintenance \u0000of machinery and equipment was carried out, which showed the presence of a large amount of waste containing diesel \u0000fuel and fuel oil. It is indicated that the negative effect on the surface quality of building structures and products when \u0000used in the manufacturing process as an anti-adhesive coating, an emulsion in the preparation of which oil-containing \u0000waste containing diesel fuel and fuel oil was used. The effect of diesel fuel and fuel oil on the stability of an emulsion \u0000prepared using oily waste from enterprises for the repair and maintenance of machinery and equipment has been experimentally \u0000determined. Technological solutions have been proposed to increase the surface quality of reinforced concrete \u0000products to the required level when using an emulsion based on oily waste with the presence of diesel fuel and fuel \u0000oil as an anti-adhesive coating.","PeriodicalId":119396,"journal":{"name":"Herald of Polotsk State University. Series B. Industry. Applied Sciences","volume":"18 5","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140264218","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
ACTIVE MONITORING OF COMPLEX ELEMENTS OF HYDROMECHANICAL TRANSMISSIONS OF MOBILE MACHINES 对移动机械液力机械传动装置的复杂元件进行主动监测
Herald of Polotsk State University. Series B. Industry. Applied Sciences Pub Date : 2024-03-05 DOI: 10.52928/2070-1616-2024-49-1-71-78
S. Rynkevich
{"title":"ACTIVE MONITORING OF COMPLEX ELEMENTS OF HYDROMECHANICAL TRANSMISSIONS \u0000OF MOBILE MACHINES","authors":"S. Rynkevich","doi":"10.52928/2070-1616-2024-49-1-71-78","DOIUrl":"https://doi.org/10.52928/2070-1616-2024-49-1-71-78","url":null,"abstract":"The issues of active monitoring and diagnosing the technical condition of a mobile machine equipped with a hydromechanical \u0000transmission are reflected. The factors influencing the decrease in machine efficiency and the deterioration \u0000of transmission performance are considered. It is noted that the main processes contributing to the loss of performance \u0000of a hydromechanical transmission are friction and wear of the working surfaces of parts and their interfaces; \u0000fatigue processes in parts subject to variable loads; aging of materials The causes of defects and the nature of their \u0000manifestation in hydromechanical transmissions are given, as well as measures for continuous and active monitoring of \u0000faults in automatic transmissions. It is noted that in order to carry out active monitoring of automated mechanical and \u0000hydromechanical transmissions that have complex elements of gear interaction, it is necessary to obtain interdependencies \u0000between diagnostic parameters and criteria for assessing the technical condition in order to implement this information \u0000in monitoring and diagnostic algorithms for mobile applications.","PeriodicalId":119396,"journal":{"name":"Herald of Polotsk State University. Series B. Industry. Applied Sciences","volume":"25 6","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140264740","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
CONTROL OF HEAT AND COOLING FLOWS IN RAPID MACHINING OF INCOMPLETE SPHERICAL SURFACES OF MACHINE PARTS 机械零件不完整球面快速加工中的热流和冷却流控制
Herald of Polotsk State University. Series B. Industry. Applied Sciences Pub Date : 2024-03-05 DOI: 10.52928/2070-1616-2024-49-1-35-44
N. Popok, R. Hmelnitski, S. Portyanko
{"title":"CONTROL OF HEAT AND COOLING FLOWS \u0000IN RAPID MACHINING OF INCOMPLETE SPHERICAL SURFACES \u0000OF MACHINE PARTS","authors":"N. Popok, R. Hmelnitski, S. Portyanko","doi":"10.52928/2070-1616-2024-49-1-35-44","DOIUrl":"https://doi.org/10.52928/2070-1616-2024-49-1-35-44","url":null,"abstract":"Combined rapid machining of incomplete spherical surfaces of parts is considered, formulas for calculating \u0000the cutting temperature taking into account the angle of contact between the tool and the workpiece are derived, the \u0000results of experimental studies of the temperature of the part and chips depending on the processing time, as well as \u0000modeling of cooling air flows in the tool and the cutting zone are presented.","PeriodicalId":119396,"journal":{"name":"Herald of Polotsk State University. Series B. Industry. Applied Sciences","volume":"32 3","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140264608","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 THE DYNAMICS OF THE BRAKE DRIVE WITH AN ANTI-LOCK BRAKING SYSTEM FOR A PARTICULARLY HEAVY-DUTY VEHICLE 研究特别重型车辆防抱死制动系统的制动传动动态
Herald of Polotsk State University. Series B. Industry. Applied Sciences Pub Date : 2024-03-05 DOI: 10.52928/2070-1616-2024-49-1-11-17
S. Ermilov, M. Zhilevich, D. Kapski
{"title":"STUDY OF THE DYNAMICS OF THE BRAKE DRIVE WITH AN ANTI-LOCK BRAKING SYSTEM \u0000FOR A PARTICULARLY HEAVY-DUTY VEHICLE","authors":"S. Ermilov, M. Zhilevich, D. Kapski","doi":"10.52928/2070-1616-2024-49-1-11-17","DOIUrl":"https://doi.org/10.52928/2070-1616-2024-49-1-11-17","url":null,"abstract":"The article analyzes the results of a multivariate calculation of the dynamics of a hydraulic brake drive with an \u0000anti-lock braking system for a particularly heavy-duty vehicle and performed it. The conditions for conducting road \u0000tests of such a car with an anti-lock braking system installed on it are given and the results of experimental studies are \u0000analyzed. An assessment was made of the influence of the accepted assumptions on the behavior of some parameters of \u0000such a drive by comparing the final characteristics obtained during analytical and experimental studies, which made it \u0000possible to determine the adequacy of the mathematical model.","PeriodicalId":119396,"journal":{"name":"Herald of Polotsk State University. Series B. Industry. Applied Sciences","volume":"6 3","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140263807","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 SELECTION SYSTEM FOR MEASURING GEOMETRIC VALUES FOR TECHNOLOGICAL PREPARATION OF ADDITIVE AND SUBTRACTIVE ENGINEERING INDUSTRIES DETAILS OF COMPLEX SHAPE 用于测量几何值的自动选择系统，为复杂形状的加法和减法工程工业细节进行技术准备
Herald of Polotsk State University. Series B. Industry. Applied Sciences Pub Date : 2024-03-05 DOI: 10.52928/2070-1616-2024-49-1-2-10
N. Popok, N. Belyakov
{"title":"AUTOMATED SELECTION SYSTEM FOR MEASURING GEOMETRIC VALUES FOR TECHNOLOGICAL PREPARATION OF ADDITIVE AND SUBTRACTIVE ENGINEERING INDUSTRIES DETAILS OF COMPLEX SHAPE","authors":"N. Popok, N. Belyakov","doi":"10.52928/2070-1616-2024-49-1-2-10","DOIUrl":"https://doi.org/10.52928/2070-1616-2024-49-1-2-10","url":null,"abstract":"Based on the analysis of the characteristics of modern measuring instruments, the functioning of automated systems \u0000of metrological equipment and the design of technological processes, methodological, algorithmic and software \u0000procedures for the selection of measuring instruments of geometric quantities of parts of complex shape for the technological \u0000preparation of additive and subtractive machine-building industries are proposed, taking into account the type \u0000of magnitude, metrological characteristics of measuring instruments, measurement conditions and application features \u0000related to the geometry of surfaces, the technology of their form formation, accessibility and location, which allows to \u0000reduce the complexity of design work and improve the quality of technological solutions. The system can be used in \u0000design bureaus of machine-building enterprises; IT companies for the creation and improvement of automated systems; \u0000educational process for the training of specialists in the production of products based on additive and subtractive technologies.","PeriodicalId":119396,"journal":{"name":"Herald of Polotsk State University. Series B. Industry. Applied Sciences","volume":"18 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140264837","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 THE EQUILIBRIUM POSITION OF THE MECHANISMS OF THE WORKING CHAMBER OF A CHAIN UNIT 链条装置工作舱机构平衡位置研究
Herald of Polotsk State University. Series B. Industry. Applied Sciences Pub Date : 2024-03-05 DOI: 10.52928/2070-1616-2024-49-1-45-53
V. Potapov, S. Rusan, L. Sivachenko
{"title":"STUDY OF THE EQUILIBRIUM POSITION OF THE MECHANISMS \u0000OF THE WORKING CHAMBER OF A CHAIN UNIT","authors":"V. Potapov, S. Rusan, L. Sivachenko","doi":"10.52928/2070-1616-2024-49-1-45-53","DOIUrl":"https://doi.org/10.52928/2070-1616-2024-49-1-45-53","url":null,"abstract":"The object of study in the article is the working chamber of the chain unit. We consider its previously proposed threerod \u0000model in the equilibrium position under the influence of gravity, the shape of which was determined using the angular \u0000parameters αл and αп borrowed from experience. Here, in a new study, a variant of the analytical determination of these \u0000parameters is proposed. To achieve the goal, transcendental equations are obtained and an algorithm for the successive \u0000approximation method is developed to solve them. An algorithm used for numerical studies of the nature of changes in angles \u0000αл, αп depending on the ratio of gravity forces applied in kinematic pairs and the crank rotation angle. The corresponding \u0000graphs have been built. It has been established that the inclination of the plane of movement of the working parts of the \u0000chamber does not affect the angular parameters obtained for the equilibrium position in the vertical plane.","PeriodicalId":119396,"journal":{"name":"Herald of Polotsk State University. Series B. Industry. Applied Sciences","volume":"190 2","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140265594","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
RESOURCE-SAVING RUN-IN OF INTERNAL COMBUSTION ENGINES AT USE OF OIL MODIFYING ADDITIVES 使用机油改性添加剂时内燃机的资源节约型磨合
Herald of Polotsk State University. Series B. Industry. Applied Sciences Pub Date : 2024-03-05 DOI: 10.52928/2070-1616-2024-49-1-61-66
V. Ivanov, T. Vigerina
{"title":"RESOURCE-SAVING RUN-IN OF INTERNAL COMBUSTION ENGINES \u0000AT USE OF OIL MODIFYING ADDITIVES","authors":"V. Ivanov, T. Vigerina","doi":"10.52928/2070-1616-2024-49-1-61-66","DOIUrl":"https://doi.org/10.52928/2070-1616-2024-49-1-61-66","url":null,"abstract":"Using the example of the cold stage of running-in of a D-245 diesel engine on a running-brake stand KI-2139B \u0000at a crankshaft speed of the engine being run in within 700±10 min–1, it was established that the use of additives to lubricating \u0000oils allows reducing the break-in time by 1,5 times. Cold running-in of diesel engines at a repair facility using \u0000M-10G2 oil with the SURM KV additive containing 3,2–3,4% at a supply oil temperature of 55–65 °C requires a duration \u0000of 60 minutes. The use of the SURM KV additive makes it possible to obtain compression pressures during cold \u0000running that are the same as during hot running at idle using the basic technology. The exclusion of the hot running-in \u0000mode at idle speed from the technological process of running-in diesel engines is justified. The economic effect of introducing \u0000special additives into the lubricant during running-in of internal combustion engines is to reduce its time and \u0000reduce fuel consumption.","PeriodicalId":119396,"journal":{"name":"Herald of Polotsk State University. Series B. Industry. Applied Sciences","volume":"6 12","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140263569","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
INFLUENCE OF FORMATION MODES ON CHARACTERISTICS OF POROUS MATERIALS FROM BASALT FIBERS 形成模式对玄武岩纤维多孔材料特性的影响
Herald of Polotsk State University. Series B. Industry. Applied Sciences Pub Date : 2024-03-05 DOI: 10.52928/2070-1616-2024-49-1-118-121
S. Azarau, Y. Piatsiushyk, I. Fomihina, A. Drobush, T. Evtuchova, E. Michasik, O. Stepanova, I. Sacsonov
{"title":"INFLUENCE OF FORMATION MODES ON CHARACTERISTICS \u0000OF POROUS MATERIALS FROM BASALT FIBERS","authors":"S. Azarau, Y. Piatsiushyk, I. Fomihina, A. Drobush, T. Evtuchova, E. Michasik, O. Stepanova, I. Sacsonov","doi":"10.52928/2070-1616-2024-49-1-118-121","DOIUrl":"https://doi.org/10.52928/2070-1616-2024-49-1-118-121","url":null,"abstract":"The article presents the results of studying the characteristics of porous materials based on basalt fiber obtained \u0000by radial pressing followed by sintering in air. Based on the analysis of images of structures, it is shown that the material \u0000is characterized by high porosity. The formation of pores between basalt fibers occurs by burning out the organic \u0000and polymer bonds. It has been established that sintering of basalt fiber at 1050 °С and 1100 °С forms a porous material \u0000with a structure characterized by a porosity of 52–75%, an average pore size of 8–18 μm, a permeability coefficient \u0000of (42–55) 10–12 m2, and a strength of compression 7–13 MPa. The results obtained prove that the porous material \u0000made of basalt fiber is able to provide better filtering characteristics compared to analogues.","PeriodicalId":119396,"journal":{"name":"Herald of Polotsk State University. Series B. Industry. Applied Sciences","volume":"3 6","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140263683","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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