Перегляд Періодичні видання НТУ "Дніпровська політехніка" по назві
Зараз показуються 201-220 з 3467
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Initial product influence on separation characteristics while placer ore gravity dressing
(2013)В результаті вивчення сепараційних характеристик гравітаційного збагачення тита-ноцирконієвих пісків за даними лабораторних досліджень та результатів, досягнутих у промислових умовах, встановлено їх зміну в залежності від ... -
Innovation approaches in seismic microzonation tailing dump designing
(2013)Рассматриваются современные подходы оценки влияния локальных условий на сейсмическую опасность территорий. На примере хвостохранилищ горно-обогатительных комбинатов показано, что привлечение цифровых моделей среды и расчетных ... -
Innovative aspects of underground coal gasification technology in mine conditions
(National Mining University, 2018-06-30)Purpose. Development of innovative approaches in technological and technical solutions improvement for coal seam gasification. Methods. Carrying-out of native and world experience in the coal reserves development by ... -
Intensification of technological processes in drilling and blasting operations during open-cut mining in Kyzylkum region
(National Mining University, 2018-03-30)Purpose. It is found that for long term standing, the pit bench profile is close to the boundary of the disturbed zone. Therefore, long stability of the bench can be estimated in respect to the size of the disturbed area ... -
Interaction of rock-bolt supports while weak rock reinforcing by means of injection rock bolts
(Dnipro University of Technology, 2021-12-30)Purpose is to analyze changes in shape and dimensions of a rock mass area, fortified with the help of a polymer, depending upon the density of injection rock bolts as well as the value of initial permeability of enclosing ... -
Introduction of a jet pump dredger equipped with an innovative suction head
(Видавництво НТУ "ДП", 2022)The purpose of the article is performing full-scale experimental studies of the JPD 300-120 ejector suction dredger equipped with an innovative soil suction head with a jet disintegrator system. Methodology. Consists in ... -
Investigation and substantiation of efficiency of working out of a draft with dragline from one position with moving of a ground to an angle to 220 degrees at working out of smooth deposits
(2018)Визначено оптимальні параметри елементів системи розробки пологих родовищ вогнетривких глин із застосуванням драглайна ЕШ 10/70 (ЕШ 11/70) з одного робочого положення при підготовці пласта корисної копалини до виймання. ... -
Investigation of the dust formation process when hoisting the uranium ores with a bucket
(National Mining University, 2019-09-30)Purpose. Determining the possible level of air dustiness during the bucket hoisting of uranium ores along the shaft “Holovnyi” of the mine “Novokostiantynivska”, SE “VostGOK”. Methods. To determine the level of air ... -
Laboratory studies of a high-strength roof bolting by means of self-extending mixtures
(National Mining University, 2019-06-30)Purpose is to analyze parameters of a new method to fasten roof bolts with the help of nonadhesive mixtures extending while hardening along with the development of high expansion pressures. Methods. The research, concerning ... -
Lifelong learning competence development of mining students and academic integrity: case study of language courses
(National Mining University, 2019-03-30)Purpose. State-of-the-art description of faculty members (teaching language courses) attitude towards distinguishing of life-long learning competences evaluation and on purpose formation for mining students. Methods. The ... -
Limited operating conditions of the jet mill injector
(2013)Наведено три критичні режими роботи інжектору струминного млина та показано умови їх виникнення. Знайдено коефіцієнти інжекції щодо розглянутих критичних режимів. -
Limited operating conditions of the jet mill injector
(2013)Наведено три критичні режими роботи інжектору струминного млина та показано умови їх виникнення. Знайдено коефіцієнти інжекції щодо розглянутих критичних режимів. -
Local reinforcing of footing supported in the destroyed rock massif
(National Mining University, 2017-03-30)Purpose. Justification of feasibility of non-explosive destruction of hard rock during in-seam workings based on the obtained dependences related to changes of physical and mechanical properties of non-explosive destructive ... -
Management of land reclamation quality for agricultural use in opencast mining
(Dnipro University of Technology, 2021-03-31)Purpose. Theoretical substantiation of principles and development of recommendations for the choice of technological variant to form the quality of lands of technogenic origin, which would ensure rational spending of funds ... -
Managing mining enterprises’ assets as the basis of their competitiveness
(National Mining University, 2016-12-30)Purpose. Clarification of the essence of the coal enterprise asset management system as the main instrument to ensure its competitiveness through the effective use and involvement in the turnover of all assets available. Methods. ... -
Mass-dimensional charakteristics of wind-driven powerplants with horizontal axis of rotation of wind wheel
(2015)В роботі проведено аналіз базових конструкцій вітроенергетичних установок з горизонтальною віссю обертання вітроколеса. Проведено порівняння маси, об'єму та енергоефективності цих установок. З'я-совано що найбільшу масу ... -
Mathematical model of pressure and temperature distribution in working area of mine locomotive disc brake
(2023)Purpose. Calculate the coordinates of the maximum temperature and the greatest pressure on the working surface for the rational parameters of the main elements of the disc brake of the mine locomotive with a multi-sector ... -
Mathematical model to optimize drilling-and-blasting operations in the process of open-pit hard rock mining
(Dnipro University of Technology, 2021-06-30)Purpose is to determine a function of the reduced expenditures connected with drilling-and-blasting operations, loading and hauling operations, and rock fragmentation depending upon the cost of machine-shift of the applied ...