Results 31 to 40 of about 193,928 (304)

Combined effects of pressure and Ru substitution on BaFe2As2 [PDF]

open access: yes, 2011
The ab-plane resistivity of Ba(Fe1-xRux)2As2 (x = 0.00, 0.09, 0.16, 0.21, and 0.28) was studied under nearly hydrostatic pressures, up to 7.4 GPa, in order to explore the T-P phase diagram and to compare the combined effects of iso-electronic Ru ...
A. Thaler   +6 more
core   +4 more sources

Full- and Reduced-order Model of Hydraulic Cylinder for Motion Control [PDF]

open access: yes, 2017
This paper describes the full- and reduced-order models of an actuated hydraulic cylinder suitable for system dynamics analysis and motion control design.
Ruderman, Michael
core   +2 more sources

Combustion, Performance and Emission Characteristics of Waste Olive Oil Biodiesel in a Direct Injection Diesel Engine

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2018
In this study, a single cylinder, direct injection diesel engine was run with biodiesel from waste olive oil and the effects of diesel-biodiesel fuel blends on combustion, engine performance and exhaust emissions were investigated experimentally.
Ahmet UYUMAZ   +2 more
doaj   +1 more source

DETERMINATION OF CHARACTERISTICS OF THROTTLING DEVICE FOR PNEUMATIC SPRING

open access: yesNauka ta progres transportu, 2018
Purpose. This paper focuses on determination of the dependence of the working medium flow on the capacity of the throttling device, its geometric features and the pressure difference in the pneumatic spring cylinder and in the auxiliary reservoir ...
O. H. Reidemeister, A. V. Laguza
doaj   +1 more source

Numerical Study of the Effect of Magnetic Field on Nanofluid Heat Transfer in Metal Foam Environment

open access: yesGeofluids, 2021
The magnetic field can act as a suitable control parameter for heat transfer and fluid flow. It can also be used to maximize thermodynamic efficiency in a variety of fields. Nanofluids and porous media are common methods to increase heat transfer.
Hamid Shafiee   +2 more
doaj   +1 more source

On the hydrodynamics and heat convection of an impinging external flow upon a cylinder with transpiration and embedded in a porous medium [PDF]

open access: yes, 2017
This paper extends the existing studies of heat convection by an external flow impinging upon a flat porous insert to that on a circular cylinder inside a porous medium.
Alizadeh, Ahmed   +3 more
core   +2 more sources

Analysis on mechanism of material removal rate and surface flow machining process [PDF]

open access: yesMATEC Web of Conferences
A novel finishing technique called abrasive flow machining (AFM) uses abrasive particles as the instrument for material removal. The term "self-deformable stone" refers to the abrasive particle-containing carrier medium, and AFM is commonly known as "no ...
Kondala Rao Peram, Ranga Janardhana G.
doaj   +1 more source

An experimental study of geometrical effects on the drag and flow field of two bluff bodies separated by a gap [PDF]

open access: yes, 1985
This paper describes an experimental investigation of the shielding effects of various disks placed coaxially upstream of an axisymmetric, flat-faced cylinder.
Koenig, Keith, Roshko, Anatol
core   +1 more source

Design, Fabrication and Structural Analysis of a 5 Tons Hydraulic Press and Mould Machine for Crucible Production [PDF]

open access: yesComputational Engineering and Physical Modeling, 2020
A hydraulic press machine comprising of the frame, cylinder, hand pump, and pressure gauge was designed, fabricated, and evaluated. The machine is manually operated and the frame was modeled using the Solidwork application software 2018 version.
Olatunji Ojo   +2 more
doaj   +1 more source

Performances of a Research CFR Octane Rating Unit Engine and Dacia Single Cylinder SI Engine Ignited by a LASER System [PDF]

open access: yesE3S Web of Conferences, 2019
At this time, the severe legislation regarding the level limits of the waste and exhaust gases released by thermal engines and also the necessity of engines efficiency improvement boost the engine research domain to bring in front the use of new ...
George Done Bogdan, Copae Ion
doaj   +1 more source

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