Results 31 to 40 of about 55,811 (318)

Spatial and time resolved determination of the vibrational temperature in ignition sparks by variation of the dwell time

open access: yesSN Applied Sciences, 2020
The ignition process initiates the combustion in spark-ignition engines. Therefore, understanding the ignition process is an important aspect in developing more efficient combustion engines.
Tobias Michler   +2 more
doaj   +1 more source

Oxide‐Based Ceramic Matrix Composites for High‐Temperature Environments: A Review

open access: yesAdvanced Engineering Materials, EarlyView.
This review examines oxide‐based ceramic matrix composites, focusing on their processing, composition, and mechanical properties for high‐temperature applications. Key topics include oxidation resistance, failure mechanisms, and corrosion behavior, with insights into their potential use in aerospace, nuclear power, and other high‐performance industries.
Karthikeyan Ramachandran   +2 more
wiley   +1 more source

Covalently‐Bonded Diaphite Nanoplatelet with Engineered Electronic Properties of Diamond

open access: yesAdvanced Functional Materials, EarlyView.
A novel approach to engineering the electronic properties of diamond is reported on the diaphite nanoplatelet consisting of (11¯${{\bar{1}}}$1) planes of diamond nanoplatelet covalently bonded with graphite (0001) planes. The strong sp3/sp2‐hybridized interfacial covalent bonding induces the electron transfer from diamond to graphite, resulting in a ...
Zhaofeng Zhai   +9 more
wiley   +1 more source

Analysis of the Automotive Ignition System for Various Conditions

open access: yesCommunications, 2020
Paper presents diagnostic analysis of automotive ignition system for various working and adverse conditions in laboratory. Description and importance of basic diagnostics of automotive ignition system are examined in the first part of the paper.
Matej Kucera   +4 more
doaj   +1 more source

Combined influence of ignition chamber volume and spark plug channel diameter on the performance of small-scale natural gas Wankel rotary engine

open access: yesEngineering Applications of Computational Fluid Mechanics, 2021
To improve the poor in-cylinder combustion condition of the small spark ignition Wankel rotary engine (SI-WRE) and improve its efficiency, this paper conducted a comprehensive optimization of its ignition environment.
Huichao Jiao   +3 more
doaj   +1 more source

Numerical Study and Experimental Validation of Minimum Ignition Energy for Microwave Spark Ignition

open access: yesIEEE Access, 2021
Microwave plasma ignition has the potential for energy savings and emission reductions, and the minimum ignition energy (MIE) and the lean limit can be determined by microwave spark plugs (MSPs) under the same microwave power. To predict the relationship
Yaoyao Wang   +3 more
doaj   +1 more source

Ignitability Study of a Spark-ignited Heavy-duty Engine, fueled with Natural Gas (CNG) [PDF]

open access: yes, 2021
In-order to meet today’s stringent emission regulations of the European Union, the use of low-carbon fuels in ICE, for instance, Natural Gas (CNG)1 is on the limelight.
Saha, Anupam
core  

Laser-induced spark ignition of pulsed methane jets in homogeneous and isotropic turbulence [PDF]

open access: yes, 2021
Reliable and controllable ignition is of significant importance for combustion applications. While electrical spark has been the dominant source for forced ignition for several decades, laser ignition shows great potential as an alternative.
Chen, Chaoxu
core   +1 more source

Hydrophobic Deep Eutectic Solvent (DES) Design Enables Optimally Hydrated DES‐in‐Water Electrolytes for High‐Performance Bromine Redox‐Enhanced Energy Storage Systems

open access: yesAdvanced Functional Materials, EarlyView.
Faradaic charging with bromine redox chemistry shows promise for energy storage, yet its efficient use in aqueous electrolytes is hindered by water decomposition and polybromides' cross‐diffusion, leading to suboptimal cell performance. This study introduces a tetrabutylammonium bromide‐based hydrated deep eutectic electrolyte with optimized water ...
Tae Pyeong Eom   +4 more
wiley   +1 more source

Review on performance of High energy ignition techniques [PDF]

open access: yesInternational Journal of Research and Innovations in Science and Technology, 2015
Ignition systems are the fundamental parts of spark ignition engines which determine the engine efficiency and pollutant emission. With the recent developments in engine technology significantly high spark energies are required.
Jubin V Jose, Sreenath V R
doaj  

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