Results 51 to 60 of about 1,122,763 (363)

Study on Dynamic Lubrication Characteristics of the External Return Spherical Bearing Pair under Full Working Conditions

open access: yesMachines, 2022
In order to study the frictional lubrication characteristics of a piston pump under varying loads and speeds in actual work, mathematical models, such as a cylinder dynamics model, cylinder micro-motion model, and external return spherical bearing pair ...
Haishun Deng   +3 more
doaj   +1 more source

Effects of Air Excess Ratio on Combustion and Engine Performance in a Homogeneous Charge Compression Ignition Engine fuelled with Hexane and N-Heptane Fuel Mixtures [PDF]

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2020
Homogeneous charge compression ignition engines are engines with low temperature combustion tendency and high thermal efficiency. The operating range of these engines, where there is no direct control over combustion, is limited because of knock and ...
Emre YILMAZ
doaj   +1 more source

Design and experiment of one cylinder driving five rows Longan core-removing mechanism

open access: yesShipin yu jixie, 2023
Objective: This paper puts forward one cylinder driving five-row longan core-removing mechanism for the low production efficiency of the pneumatic longan core-removing mechanism.
XIE Hai-jun   +3 more
doaj   +1 more source

Shockwaves in converging geometries [PDF]

open access: yes, 2009
Plate impact experiments are a powerful tool in equation of state (EOS) development, but are inherently limited by the range of impact velocities accessible to the gun.
G. Ravichandran   +6 more
core   +1 more source

Preferential accumulation of bubbles in Couette-Taylor flow patterns [PDF]

open access: yes, 2007
We investigate the migration of bubbles in several flow patterns occurring within the gap between a rotating inner cylinder and a concentric fixed outer cylinder.
Climent, Éric   +2 more
core   +2 more sources

Particle Deposition on a Truncated Cylinder in a Supersonic Flow at Low Pressure [PDF]

open access: yesAerosol Science and Technology, 1994
Deposition of particles, suspended in supersonic gas flows, onto the impaction plane of a truncated cylinder in low pressure has been studied numerically. The analysis of axisymmetric compressible Navier-Stokes equations was carried out, for a gas phase, by using the lower-upper symmetric Gauss-Seidel (LU-SGS) scheme.
Oh, JJ, Kim, SS Kim, Sang Soo
openaire   +2 more sources

Computational Investigation on the Performance Increase of a Small Industrial Diesel Engine Regarding the Effects of Compression Ratio, Piston Bowl Shape and Injection Strategy

open access: yesEnergies, 2022
This paper describes the simulative approach to calibrate an already extremely highly turbocharged industrial diesel engine for higher low-speed torque.
Raphael Hatz   +3 more
doaj   +1 more source

PROPORTIONAL VELOCITY CONTROL OF LOW-PRESSURE WATER HYDRAULIC CYLINDER DRIVE

open access: yesProceedings of the JFPS International Symposium on Fluid Power, 2002
This paper studies velocity control of a low-pressure water hydraulic cylinder drive. Two different systems are used, one with a proportional 4/3-way directional control valve and one with a proportional flow control valve. Experimental results with the proportional directional valve show that good control results can be achieved with closed-loop ...
Harri Sairiala   +3 more
openaire   +2 more sources

Dense granular flow around a penetrating object: Experiments and hydrodynamic model

open access: yes, 2011
We present in this Letter experimental results on the bidimensional flow field around a cylinder penetrating into dense granular matter together with drag force measurements.
Bertho, Yann   +3 more
core   +3 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

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