Results 61 to 70 of about 119,428 (354)

CONCEPT OF MODERN CONTROL SYSTEMS ON TWO STROKE REVERSE UNIFLOW COMBUSTION ENGINE

open access: yesPerner’s Contacts, 2014
Next level of passenger vehicles engines evolution is needed to comply with fuel economy and pollutant regulation legislative requirements. Turning a combustion engine with modern control systems into reverse uniflow two-stroke engines improves the ...
Martin Melichárek
doaj  

A Comparison Study On Engine Oil Properties For Bi-Fuel Motorcycle [PDF]

open access: yes, 2002
All mechanical equipment must be lubricated in order to reduce friction and wear between the touching surfaces. For four-stroke motorcycle engine, the function of the engine oil play critical roles since the oil does not burn along with fuel in ...
Mohd. Adnan, Yahya   +2 more
core  

Ultrahigh Piezoelectricity in Truss‐Based Ferroelectric Ceramics Metamaterials

open access: yesAdvanced Functional Materials, Volume 35, Issue 12, March 18, 2025.
By leveraging the unique combination of polarization direction and loading state, ultrahigh piezoelectricity is achieved through careful tuning of the relative density and scaling ratio in truss‐based ferroelectric metamaterials. This approach enables the simultaneous realization of extremely high piezoelectric constants and ultralow dielectric ...
Jiahao Shi   +6 more
wiley   +1 more source

ANALYSIS OF PISTON OF TWO STROKE ENGINE

open access: yesInternational Journal of Research in Engineering and Technology, 2014
Due to the inherent nature of combustion in the Cylinder of a Conventional Internal combustion engine, stress variation as well as a certain temperature distribution sets up in the entire piston. Analysis of piston is required because of its shape and it is subjected to both structural and thermal loads.
openaire   +1 more source

Biomaterial Strategies for Targeted Intracellular Delivery to Phagocytes

open access: yesAdvanced Functional Materials, EarlyView.
Phagocytes are essential to a functional immune system, and their behavior defines disease outcomes. Engineered particles offer a strategic opportunity to target phagocytes, harnessing inflammatory modulation in disease. By tuning features like size, shape, and surface, these systems can modulate immune responses and improve targeted treatment for a ...
Kaitlyn E. Woodworth   +2 more
wiley   +1 more source

Efficiency tests of an air compressing plant [PDF]

open access: yes, 1904
Citation: Turnbull, William and Terrell, Wendell Phillips. Efficiency tests of an air compressing plant. Senior thesis, Kansas State Agricultural College, 1904.Morse Department of Special CollectionsIntroduction: The air compressor plant tested is a part
Terrell, Wendell Phillips   +1 more
core  

Measurement driven single temperature engine

open access: yes, 2018
A four stroke quantum engine which alternately interacts with a measurement apparatus and a single heat bath is discussed in detail with respect to the average work and heat as well as to the fluctuations of work and heat.
Ding, Xuehao   +3 more
core   +1 more source

Biosupercapacitors for Human‐Powered Electronics

open access: yesAdvanced Functional Materials, EarlyView.
Biosupercapacitors are emerging as biocompatible and integrative energy systems for next‐generation bioelectronics, offering rapid charge–discharge performance and mechanical adaptability. This review systematically categorizes their applications from external to organ‐level systems and highlights their multifunctional roles in sensing, actuation, and ...
Suhyeon Kim   +7 more
wiley   +1 more source

Effects of Pilot Oil Injection Timing on Combustion, Covariance and Knocking of a Natural Gas–Diesel Duel-Fuel Low-Speed Engine

open access: yesPolish Maritime Research
Dual-fuel engines, which are powered by natural gas while using a small amount of diesel for ignition, have become an attractive option in the marine sector due to their fuel flexibility and relatively good emission characteristics.
Wei Cunfeng   +4 more
doaj   +1 more source

Two-Stroke Thermodynamic Cycle Optimization of a Single-Cylinder Free-Piston Engine Generator

open access: yesAdvances in Materials Science and Engineering, 2019
A free-piston engine generator (FPEG) is a new type of energy converter, which eliminates the crankshaft and connecting rod mechanism. In order to achieve efficient energy conversion, the two-stroke thermodynamic performance optimization of a single ...
Houliang Yu   +4 more
doaj   +1 more source

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