Results 91 to 100 of about 16,502 (221)

Experimental Study of the Performance of Turbo-Charged Gasoline Direct-Injection Engine Based on Different Pre-Chamber Structures

open access: yesEnergies
In this paper, in order to improve the fuel economy of the actual application of the engine under multi-operating conditions, an experimental study is carried out on a turbo-charged direct-injection engine based on different pre-chamber structures.
Xiaowei Zhao   +3 more
doaj   +1 more source

Experimental characterization of ethanol controlled auto-ignition in a single-cylinder research engine

open access: yesCase Studies in Thermal Engineering
This article reports an experimental analysis of combustion, fuel consumption and pollutant emissions parameters in a single-cylinder research engine operating on spark-ignition (SI) and controlled auto-ignition (CAI), fueled with ethanol.
Augusto César Teixeira Malaquias   +6 more
doaj  

Global Lightning-Ignited Wildfires Prediction and Climate Change Projections based on Explainable Machine Learning Models [PDF]

open access: yesarXiv
Wildfires pose a significant natural disaster risk to populations and contribute to accelerated climate change. As wildfires are also affected by climate change, extreme wildfires are becoming increasingly frequent. Although they occur less frequently globally than those sparked by human activities, lightning-ignited wildfires play a substantial role ...
arxiv  

Air-coupled ultrasound using broadband shock waves from piezoelectric spark igniters [PDF]

open access: yesarXiv
We used an optomechanical sensor to study the ultrasound generated by manually operated piezoelectric spark igniters. These low-energy sparks produce short-duration acoustic shock-wave pulses, with sub-microsecond rise times and frequency content extending well beyond 2 MHz in air.
arxiv  

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