Results 81 to 90 of about 4,870 (217)

High-Power Hydromechanical Transmissions: Patent-Informational and Computational Investigation. Part 1. Methodology

open access: yesМеханика машин, механизмов и материалов, 2015
The scope of application of hydromechanical transmissions is reviewed. The standard approach of conducting patent-informational and computational investigations of high-power hydromechanical transmissions is developed. Some elements of this research have
Vladimir B. Algin   +2 more
doaj  

Multi-physics Modeling Of Geomechanical Systems With Coupled Hydromechanical Behaviors

open access: yes, 2013
Geotechnical structures under realistic field conditions are usually influenced with complex interactions of coupled hydromechanical behavior of porous materials.
Mohamed, Ahmad
core  

A hydromechanical relation governing internal stability of cohesionless soil [PDF]

open access: yes, 2011
Artículo de publicación ISIResults are presented from permeameter tests involving unidirectional seepage flow through reconstituted specimens of four widely graded cohesionless soils. The onset of instability is defined by a significant decrease in local
Ricardo Moffat   +3 more
core   +1 more source

Studies and Research on the Trajectory of Streamlines in E.O.S. (Horizontal Kaplan) Turbines

open access: yesScientific Bulletin of Valahia University: Materials and Mechanics
The paper presents a detailed hydromechanical analysis of the flow in horizontal Kaplan turbines, with a focus on the trajectory of the streamlines in the essential areas of the installation.
Despa Veronica, Vlădescu Mircea
doaj   +1 more source

An approach to hydraulic fracture in geomaterials through a porous brittle damage material model

open access: yesAdvanced Modeling and Simulation in Engineering Sciences, 2018
A coupled hydromechanical code based on a distributed brittle damage material model has been developed in order to simulate hydraulic fracturing processes. As specific feature, the code does not assume the development of a discrete number of sharp cracks
Gianluca Caramiello   +3 more
doaj   +1 more source

Estimation of Sand Production Rate Using Geomechanical and Hydromechanical Models [PDF]

open access: yes, 2017
This paper aims to develop a numerical model that can be used in sand control during production phase of an oil and gas well. The model is able to predict not only the onset of sand production using critical bottom hole pressure inferred from ...
Son Tung Pham
core   +1 more source

Effective Elastic and Hydraulic Properties of Fractured Rock Masses with High Contrast of Permeability: Numerical Calculation by an Embedded Fracture Continuum Approach

open access: yesAdvances in Civil Engineering, 2019
In this work, the hydromechanical modeling of the fractured rock masses was conducted based on a new numerical simulation method named as embedded fracture continuum (EFC) approach. As the principal advantage, this approach allows to simplify the meshing
Hong-Lam Dang, Duc Phi Do, Dashnor Hoxha
doaj   +1 more source

Hydromechanical variable speed drive

open access: yes, 2012
Гідромеханічний варіатор складається з малого і великого центральних зубчастих коліс, сателітів, водила та замкнутої гідросистеми, яка містить гідронасос і муфту ввімкнення прямої передачі.Гидромеханический вариатор состоит из малого и большого ...
Haluschak, Dmytro Oleksandrovych   +11 more
core  

Images and Modeling of the Hydromechanical Behavior of a Fracture

open access: yes, 1996
Understanding the hydromechanical behavior of fractures is a fundamental research issue because of the need to understand the effects of human engineering in fractured rock masses.
Daniel Billaux   +9 more
core   +1 more source

Development of Local and Foreign High-Power Hydromechanical Transmissions: Patent Landscape, Analysis, Trends. Part 1. Case Analysis

open access: yesМеханика машин, механизмов и материалов, 2017
Specifics of domestic and foreign hydromechanical transmissions for mine trucks and off-road vehicles are analyzed. High-power transmissions are unique components, that contain planetary gearboxes complicated for analysis and synthesis.
Vladimir B. Algin   +2 more
doaj  

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