Results 91 to 100 of about 106,210 (348)

Diesel Engine Valve Clearance Detection Using Acoustic Emission

open access: yesAdvances in Mechanical Engineering, 2010
This paper investigated, using experimental method, the suitability of acoustic emission (AE) technique for the condition monitoring of diesel engine valve faults.
Fathi Elamin   +3 more
doaj   +1 more source

Baseline performance and emissions data for a single-cylinder, direct-injected diesel engine [PDF]

open access: yes
Comprehensive fuel consumption, mean effective cylinder pressure, and emission test results for a supercharged, single-cylinder, direct-injected, four-stroke-cycle, diesel test engine are documented.
Barrows, R. F.   +3 more
core   +1 more source

Detection And Analysis Signal Energy Of Piston Ring Damages On Four Strokes Engine [PDF]

open access: yes, 2014
The purpose of this study is to develop the piston ring damage detection technique using vibration analysis. Vibration analysis was performed by measuring vibration in four stroke engine which were worn and scratched on its piston ring, then compare it ...
, Ir. Pramuko Ilmu Purboputro, MT.   +2 more
core  

Fabrication of Patterned Composite Microneedles via Inkjet Printing for Enhanced Drug Delivery

open access: yesAdvanced Healthcare Materials, EarlyView.
A novel inkjet printing‐based microneedle platform enabling multi‐material fabrication for customizable and scalable transdermal drug delivery. Abstract Microneedle (MN) technology offers a minimally invasive, patient‐friendly alternative to conventional hypodermic injections for dermal drug delivery.
Sanghyeok Jang   +2 more
wiley   +1 more source

The concrete structure remedial assessements in marine environment from whole life asset management perspectives [PDF]

open access: yes, 2008
This study makes use of a desk top review methodology to discover and understand the remedial assessment of damage concrete structures in the marine environment (sea water). Basically, the restorations of asset marine facility are done by using a correct
Mohd Salleh, Mohd Rezal
core  

Granular Hydrogels as Modular Biomaterials: From Structural Design to Biological Responses

open access: yesAdvanced Healthcare Materials, EarlyView.
Granular hydrogels are now emerging as promising biomaterials due to their inherent microporousity, injectability, and modularity. They have shown improvements in cell viability and migration, cellular/tissue infiltration, host tissue integration, mitigated foreign body response, and tissue regeneration.
Asmasadat Vaziri   +6 more
wiley   +1 more source

Analysis of balancing of four stroke V6 engines

open access: yesCombustion Engines, 2013
Analysis of balance of V6 engines with a common-pin crankshaft depending on a cylinder bank angle and the crank radius to connecting rod length ratios l based on the relations derived is presented in the paper. The bank angles providing the lowest moment of inertia forces in reciprocating motion for selected l values were determined.
openaire   +1 more source

Smart Catheters for Diagnosis, Monitoring, and Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents a comprehensive review of smart catheters, an emerging class of medical devices that integrate embedded sensors, robotics, and communication systems, offering increased functionality and complexity to enable real‐time health monitoring, diagnostics, and treatment. Abstract This review explores smart catheters as an emerging class of
Azra Yaprak Tarman   +12 more
wiley   +1 more source

Quantum Lubrication: Suppression of Friction in a First Principle Four Stroke Heat Engine

open access: yes, 2005
A quantum model of a heat engine resembling the Otto cycle is employed to explore strategies to suppress frictional losses. These losses are caused by the inability of the engine's working medium to follow adiabatically the change in the Hamiltonian ...
K. H. Hoffmann   +2 more
core   +1 more source

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