Results 31 to 40 of about 430,339 (312)

Hydraulic System Onboard Monitoring and Fault Diagnostic in Agricultural Machine [PDF]

open access: yesBrazilian Archives of Biology and Technology, 2019
Agricultural Machinery as an off-road vehicle is the backbone of the World agricultural industry. Its main function is to operate as a prime mover and support the power requirements to function the various type of draft implements.
Saurabh Gupta   +4 more
doaj   +1 more source

Multi-Point-of-View Energy Loss Analysis in a Refuse Truck Hydraulic System

open access: yesEnergies, 2021
In recent years, much research has focused on reducing the power consumption of mobile hydraulic machines due to rising fuel costs, regulations on combustion engine emissions and the need to reduce the size and weight of the storage devices in hybrid ...
Luis Javier Berne   +4 more
doaj   +1 more source

HYDRAULIC SYSTEM MAINTENANCE [PDF]

open access: yesMisr Journal of Agricultural Engineering, 2008
Any problem in a hydraulic system in any hydraulic equipment, while working, may decrease the investment to outweigh the cost of maintenance or reconstruction. The hydraulic cylinder is a main component in the hydraulic systems. In most cases of forced stop, the equipment malfunctions in the hydraulic cylinder and its components.
M.A. El-Sheikha   +2 more
openaire   +1 more source

Review of Hydro-Pneumatic Accumulator Models for the Study of the Energy Efficiency of Hydraulic Systems

open access: yesEnergies, 2023
This review article deals with hydro-pneumatic accumulators (HPAs) charged with nitrogen. The focus is on HPA models used in the study of the energy efficiency of hydraulic systems.
Ryszard Dindorf   +2 more
doaj   +1 more source

Influence of the axial fan blade angle on the turbulent swirl flow characteristics [PDF]

open access: yesScientific Technical Review, 2014
The paper presents the investigation of the turbulent swirl flow in a pipe behind the axial fan with adjustable nine blades for the angles of 22°, 26° and 30° for the same rotation number (1500 rpm). Velocities were measured with laser Doppler anemometry
Čantrak Đorđe   +3 more
doaj  

Roughness optimisation of textured surface for the gap seal hydraulic cylinder

open access: yesThe Journal of Engineering, 2020
The circular micro-texture is constructed on the inner surface of the gap seal hydraulic cylinders. The coupling relationship of the surface roughness and micro-texture is studied and solved by the equivalent flow method.
Xiaolan Chen   +4 more
doaj   +1 more source

Quantifying Frontal-Surface Area of Woody Vegetation: A Crucial Parameter for Wave Attenuation

open access: yesFrontiers in Marine Science, 2022
The last years, capacity of vegetation to reduce wave impact is receiving considerable attention. To predict wave attenuation processes within vegetation fields reliable estimates of vegetation parameters are needed. This proves to be difficult for woody
Su A. Kalloe   +6 more
doaj   +1 more source

Probabilistic downscaling of EURO-CORDEX precipitation data for the assessment of future areal precipitation extremes for hourly to daily durations [PDF]

open access: yesHydrology and Earth System Sciences
This work presents a methodology to inspect the changing statistical properties of precipitation extremes with climate change. Data from regional climate models for the European continent (EURO-CORDEX 11) were used.
A. El Hachem   +3 more
doaj   +1 more source

Modern Experience in Dynamic States Simulation of Pipeline Systems and the Possibility of its Application to Solving Identification Problems [PDF]

open access: yesE3S Web of Conferences, 2020
The effectiveness of solving the problems of development, reconstruction and control of pipeline systems is directly related to the level of application of methods for mathematical modeling and computer technology, which cannot be provided in isolation ...
Grebneva Oksana A., Novitsky Nikolay N.
doaj   +1 more source

Gyro spring augmentation system [PDF]

open access: yes, 1972
Spring-loaded piston with provision for hydraulic control of spring action varies the stiffness of hydraulic control ...
Brandstetter, A. W., Danielson, H. D.
core   +1 more source

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