Results 1 to 10 of about 1,495 (192)

Reproxalap Improves Ocular Redness, Tear Production, and Symptoms in a Pivotal Dry Eye Disease Chamber Trial [PDF]

Ophthalmology Science
Purpose: The primary objective was to assess the acute efficacy of 0.25% reproxalap ophthalmic solution versus vehicle in patients with dry eye disease.
Sumit Garg, MD, Eric Donnenfeld, MD, John Sheppard, MD, Alice Epitropoulos, MD, Todd C. Brady, MD, PhD   +4 more
doaj   +2 more sources

Analysis of mass transfer in marine engine with prechamber combustion spark ignition system [PDF]

Bulletin of the Polish Academy of Sciences: Technical Sciences, 2021
The development of combustion systems construction is associated with the possibility of increasing the thermal or overall efficiency of an internal combustion engine.
Ireneusz Pielecha
doaj   +1 more source

Effect of Prechamber Design Parameters on Combustion Characteristics, Emission, and Performance of a Methanol Engine [PDF]

ACS Omega
Junbo Luo, Weijie Liu, Shishuo Gong, Zhou Fang, Weiguo Weng, Xiang Gao   +5 more
doaj   +2 more sources

Effect of Auxiliary Hydrogen Injection in the Prechamber on the Combustion Process of a Natural Gas Engine [PDF]

ACS Omega
Xue Yang, Guanguan Li, Yongliang Liang, Pengcheng Wang, Yong Cheng, Yanlei Zhao   +5 more
doaj   +2 more sources

Effect of fuel property on the ignition and combustion characteristics of prechamber ignition

Journal of Thermal Science and Technology, 2021
The prechamber combustion characteristics of a cogeneration system were studied using a rapid compression and expansion machine (RCEM) to improve the efficiency of cogeneration natural gas engines.
Riku YAMASHITA, Satoshi WAKU, Daisuke MORI, Seiya UENO, Kimitoshi TANOUE, Yasuo MORIYOSHI   +5 more
doaj   +1 more source

Study on ignition and combustion characteristics of prechamber ignition using rapid compression and expansion machine

Nihon Kikai Gakkai ronbunshu, 2021
The prechamber combustion characteristics were studied using a rapid compression and expansion machine (RCEM) to improve the efficiency of cogeneration natural gas engines.
Daisuke MORI, Satoshi WAKU, Riku YAMASHITA, Fumio SHIMADA, Kimitoshi TANOUE, Yasuo MORIYOSHI   +5 more
doaj   +1 more source

Numerical Investigation of the Operating Characteristics of the Passive and Active Prechamber Jet Ignition in a Natural Gas Engine [PDF]

ACS Omega
Xue Yang, Guanguan Li, Pengcheng Wang, Yong Cheng, Yanlei Zhao   +4 more
doaj   +2 more sources

Combustion of Lean Methane/Propane Mixtures with an Active Prechamber Engine in Terms of Various Fuel Distribution

Energies, 2023
The possibilities for reducing the fuel consumption of internal combustion engines focus mainly on developing combustion systems, as one such solution is a two-stage combustion system using jet ignition.
Ireneusz Pielecha, Filip Szwajca
doaj   +1 more source

Numerical Investigation on the Jet Characteristics and Combustion Process of an Active Prechamber Combustion System Fueled with Natural Gas

Energies, 2022
An active prechamber turbulent ignition system is a forced ignition method for internal combustion engines fueled with low reactivity fuels, i.e., natural gas and gasoline, which could expand the lean-burn limit, promote flame propagation, and ensure ...
Lina Xu, Gang Li, Mingfa Yao, Zunqing Zheng, Hu Wang   +4 more
doaj   +1 more source

Methodological Design Optimization of a Marine LNG Internal Combustion Gas Engine to Burn Alternative Fuels

Journal of Marine Science and Engineering, 2023
Marine emission policies are becoming more demanding; thus, ship propulsion and power generation technologies need to be adapted to current scenarios. LNG is already considered to be a transition fuel, and new alternative marine fuels are emerging.
Ander Ruiz Zardoya, Iñigo Oregui Bengoetxea, Angel Lopez Martinez, Iñaki Loroño Lucena, José A. Orosa   +4 more
doaj   +1 more source