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Juan Félix González, Andrés Álvarez Murillo, Diego Díaz García and Sergio Nogales-Delgado
A thorough study about the optimization of a real biomass stove through the use of different fuels was carried out to determine the quality of exhaust gases.
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György Szabados, Ákos Bereczky
Pág. 120 - 125
The present article focuses on the properties of renewable bio fuels with relevance to ICE (Internal Combustion Engine) use. The diesel (EN (European Norm) 590) was used as referent fuel, that was compared with the standardized biodiesel (EN 14214) and a...
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Kyong-Hyon Kim and Kyeong-Ju Kong
In order to design a diesel engine system and to predict its performance, it is necessary to analyze the gas flow of the intake and exhaust system. Gas flow analysis in a three-dimensional (3D) format needs a high-resolution workstation and an enormous a...
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Ju Yang, Wenlai Xu and Huiyu Cheng
The concentrations of polycyclic aromatic hydrocarbons (PAHs) in the air of Chengdu, a southwest city of China, were determined from March 2015 to February 2016. Here, two diagnostic ratios (DR) were determined and a principal component analysis/multiple...
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Tae-Ho Lee and Il-Seok Kang
A small combustion chamber was developed and manufactured for empirical combustion testing of several alternative fuels developed to meet IMO emission limits for fuel oil used in ships. The combustion chamber consists of four independent tanks and a circ...
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Junting Liu, Jinbo Qu, Yongming Feng, Yuanqing Zhu and Yunjin Wu
The mandatory implementation of the standards laid out in the Energy Efficiency Existing Ship Index (EEXI) and the Carbon Intensity Indicator (CII) requires ships to improve their efficiency and thereby reduce their carbon emissions. To date, the steam R...
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Chong-You Lai and Tzong-Shyng Leu
In this study, two analysis strategies were used to investigate the melt-ablation process of the copper specimen plate in the scaled ducted launcher. The reliability of the simulation results of the two analysis strategies was confirmed by comparing the ...
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Jun-Soo Kim, Won-Ju Lee, Van Chien Pham and Jae-Hyuk Choi
A numerical study was carried out to investigate the effects of injector spray angle (SA) and injection position (IP) on the combustion and emission characteristics of a two-stroke ME-GI marine engine at full load. Three-dimensional (3D) simulations of t...
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Melchiorre Casisi, Piero Pinamonti and Mauro Reini
The study examines the option of adding a bottom Organic Rankine Cycle (ORC) for energy recovery from an internal combustion engine (ICE) for ship propulsion. In fact, energy recovery from the exhaust gas normally rejected to the atmosphere and eventuall...
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Marco Altosole, Ugo Campora, Silvia Donnarumma and Raphael Zaccone
Waste Heat Recovery (WHR) marine systems represent a valid solution for the ship energy efficiency improvement, especially in Liquefied Natural Gas (LNG) propulsion applications. Compared to traditional diesel fuel oil, a better thermal power can be reco...
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Wu Chen, Binchun Fu, Jingbin Zeng and Wenhua Luo
Based on the analysis of the waste heat distribution characteristics of a typical ship two-stroke low-speed main engine (model: MAN 8S65ME-C8.6HL, the specified maximum continuous rating SMCR: 21,840 kW) under different loads, two different types of orga...
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Jingtao Wu, Zhe Kang and Zhijun Wu
For the requirements of rigorous CO2 and emissions regulations, steam assist technology is an effective method for thermal efficiency enhancement. However, few studies apply steam assist technology in modern internal combustion engines. Stimulated by its...
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Fan Zhou, Jing Liu, Hang Zhu, Xiaodong Yang and Yunli Fan
The lack of techniques for monitoring ship emissions all day and in all weather conditions to obtain real-time emission factor values is the main problem in understanding the characteristics of ship emissions, and there is still no perfect solution. In t...
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Yong Sun, Min Ji, Fengxiang Jin and Huimeng Wang
As air users, the public is also participants in air pollution control and important evaluators of environmental protection. Therefore, understanding the public perception and response to air pollution is an essential part of improving air governance. Th...
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Kyeong-Ju Kong
Emission control devices such as selective catalytic reduction (SCR), exhaust gas recirculation (EGR), and scrubbers were installed in the compression ignition (CI) engine, and flow analysis of intake air and exhaust gas was required to predict the perfo...
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Alfredas Rimkus, Saulius Stravinskas and Jonas Matijo?ius
The Article presents the results of the experimental research and numerical analysis of a compression ignition (CI) engine adapted for running on dual fuels of different composition (diesel and natural gas, diesel and biogas, biodiesel and natural gas, a...
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This study aims to construct a reduced thermodynamic cycle model with high accuracy and high model execution speed based on artificial neural network training for real-time numerical analysis. This paper proposes a method of constructing a fast average-v...
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Piotr Lis
Pág. 2 - 6
Dear Readers,I have the pleasure of presenting to you the first issue of our research journal entitled ?Research Papers in Economics and Finance? (REF), published by the Faculty of Economics at Poznan University of Economics and Business. Caring about th...
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Piotr Lis
Pág. 2 - 6
Dear Readers,I have the pleasure of presenting to you the first issue of our research journal entitled ?Research Papers in Economics and Finance? (REF), published by the Faculty of Economics at Poznan University of Economics and Business. Caring about th...
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Wooseok Jeong, Seungeon Jang and Hong-Jip Kim
Since a heat exchanger used in a gas generator of an open-cycle liquid rocket engine was operated in a high-temperature environment, the coupled analysis for heat transfer characteristics and structural integrity should be performed simultaneously. For t...
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