- 1. Pipe production cost management model based on graph theory
- (Content №5 2024)
- ... of managing non-manufacturing cost with the help of mathematical models in economics to optimize the supply and sales activities of the enterprise. Keywords: pipe products, cost centre, localization ...
- Created on 29 October 2024
- 2. Optimizing solar panel tilt angles across diverse Algerian terrain
- (Content №5 2024)
- ... Hirnychoho Universytetu. 2024, (5): 079 - 084 https://doi.org/10.33271/nvngu/2024-5/079 Abstract: Purpose. To optimize the efficiency and performance of a solar system by maximizing the capture of solar ...
- Created on 29 October 2024
- 3. Saving energy resources during operation of rolling stock of underground electrified transport
- (Content №5 2024)
- ... of energy-optimized locomotive control during train acceleration. Nauka ta prohres transportu. Visnyk DNUZT im. V. Lazariana, 4(104), 13-24. https://doi.org/ 10.15802/stp2023/298573. 7. Petrenko, O., ...
- Created on 29 October 2024
- 4. The concept of creating a maneuverable power plant based on a small modular reactor
- (Content №5 2024)
- ... 21. Khan, A. H., Hossain, Sh., Hasan, M., Md. Islam, Sh., Md. Rahman, M., & Kim, J. H. (2022). Development of an optimized thermodynamic model for VVER-1200 reactor-based nuclear power plants using ...
- Created on 29 October 2024
- 5. Prediction of rock fragmentation in the Boukhadra’s mine conditions
- (Content №5 2024)
- ... blasting pattern. Practical value. The use of inclined holes is an important technique to optimize rock fragmentation in open pit mines. The inclination can be adjusted to improve the direction and distribution ...
- Created on 29 October 2024
- 6. Identification and suppression of signals of the rear lobe of the radiation pattern of the radar antenna
- (Content №3 2024)
- ... techniques based on optimized elliptical arc geometry for back lobe cancellation of linear antenna arrays. Alexandria Engineering Journal, 61(6), 4623-4645. https://doi.org/10.1016/j.aej.2021.10.024. 12. ...
- Created on 28 June 2024
- 7. Rotor configuration for improved working characteristics of LSPMSM in mining applications
- (Content №3 2024)
- ... & Shao, L. S. (2022). A Mine Ventilation System Energy Saving Technique Based on an Improved Equilibrium Optimizer. Frontiers in Energy Research, 10, 913817. https://doi.org/10.3389/fenrg.2022.913817. ...
- Created on 28 June 2024
- 8. Designing the functional surfaces of camshaft cams of internal combustion engines
- (Content №3 2024)
- ... for obtaining linear elements of computer models of the projected surfaces. The proposed method was tested using CAD to optimize the geometric shape of the cam to obtain a computer model of the camshaft ...
- Created on 28 June 2024
- 9. Endurance calculation of welded joints in tubbing erector mechanism using digital methods
- (Content №3 2024)
- ... calculations to the specifics of singular stress concentrators in welded joints, which is the novelty of the research. Practical value. The research results can be used in mechanical engineering to optimize ...
- Created on 28 June 2024
- 10. The use of the CityGML standard for a 3D GIS of underground and open-pit mines
- (Content №3 2024)
- ... optimizes data collection and processing procedures, ensuring accuracy and efficiency in model creation. Notably, the study introduces a nuanced approach to LoD selection, considering the complexity and ...
- Created on 28 June 2024
- 11. A hybrid ICEEMDAN and OMEDA-based vibrodiagnosis method for the bearing of rolling stock
- (Content №2 2024)
- ... Liu, R., Li, W., Cao, J., …, & Pu, X. (2021). A Parameter-Optimized Variational Mode Decomposition Investigation for Fault Feature Extraction of Rolling Element Bearings. Mathematical Problems in Engineering, 2021, ...
- Created on 01 May 2024
- 12. Gross regional product in Ukraine: two-dimensional analysis of regularities and territorial features
- (Content №1 2024)
- ... 1. Strategy of sustainable development of Ukraine until 2030 (2017). UNDP Ukraine. Retrieved from https://www.undp.org/sites/g/files/zskgke326/files/migration/ua/UNDP_Strategy_v06-optimized.pdf. 2. ...
- Created on 29 February 2024
- 13. Digital economy: opportunities for transformation of entepreneurial structures
- (Content №1 2024)
- ... level, opportunities monitoring, replicable level, results-driven, achieved controlling, and optimized level. Originality. A stage of digital transformation of entrepreneurial structures has been proposed: ...
- Created on 29 February 2024
- 14. Two-stage problems of optimal location and distribution of the humanitarian logistics system’s structural subdivisions
- (Content №1 2024)
- ... Minieiev, S., Koriashkina, L., & Us, S. (2020). Solution of the problem to optimize two-stage allocation of the material flows. Mining of Mineral Deposits, 14(1), 27-35. https://doi.org/10.33271/mining14.01.027. ...
- Created on 29 February 2024
- 15. Heat exchange under the longitudinal movement of wet steam in finning heat exchangers
- (Content №1 2024)
- ... heat exchangers. Practical value. The presented results make it possible to optimize the design of recuperative heat exchangers with longitudinal Π-shaped finning. Keywords: hydrodynamics of movement, ...
- Created on 29 February 2024
- 16. Data analysis solutions to improve blasting efficiency in mining
- (Content №6 2023)
- ... value with reasonable cost. To optimize blasting works design at each blast site with the calculation of delay time based on the model used. Methodology. Blasting for mining is an issue of utilizing ...
- Created on 23 December 2023
- 17. Mathematical substantiation and creation of information tools for optimal control of drilling and blasting in open-pit mine
- (Content №6 2023)
- ... 1. Shcherbakov, P., Tymchenko, S., Bitimbayev, M., Sarybayev, N., & Moldabayev, S. (2021). Mathematical model to optimize drill ing-and-blasting operations in the process of open-pit hard rock mining. ...
- Created on 23 December 2023
- 18. Principles of transport means maintenance optimization: equipment cost calculation
- (Content №5 2023)
- ... cycles. Practical value. The study’s findings can optimize the maintenance system, increase operational efficiency, and enhance the safety and reliability of means of transport, while reducing the costs ...
- Created on 27 October 2023
- 19. Designing the working surfaces of rotary planetary mechanisms
- (Content №4 2023)
- ... compressor, the working surfaces of the rotor have been optimized. The maximum volume of the working chamber was increased by increasing the radius of the moving gear of the planetary-rotary mechanism. ...
- Created on 28 August 2023
- 20. Hydrodynamics of vapor-liquid flows in curvilined channels of separation devices of power plants
- (Content №4 2023)
- ... the range of stable operation of separation devices is proposed. Based on the obtained correlations, the design of the blind package is optimized. Originality. Based on the analysis of the physical model ...
- Created on 28 August 2023