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Guoqing Zeng, Jintao Wang, Lei Zhang, Xuyang Xie, Xuefeng Wang and Guobing Chen
The marine steam power system includes a large amount of thermal equipment; meanwhile, the marine environment is harsh and the working conditions change frequently. Operation management involves many disciplines, such as heat, machinery, control, electri...
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In order to meet the twin challenges of energy shortage and water scarcity in eastern Africa, this paper looks at the feasibilities of using a geothermal water source to produce both fresh water and electricity. In this research, three geothermally sourc...
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Peoy Ying Lee
Pág. 14
Locally Integrated Energy Sector (LIES) was introduced to integrate the energy system in terms of heat and power in industrial area into non-industrial area to improve the overall energy efficiency of a local area using Pinch Analysis concept. A new fram...
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Yuanyuan Zhang, Lai Wei, Xin Gao, Heng Chen, Qiubai Li, Kai Zhang and Qilong Huang
An innovative hybrid energy system consisting of a waste-to-energy unit and a coal-fired power unit is designed to enhance the energy recovery of waste and decrease the investment costs of waste-to-energy unit. In this integrated design, partial cold reh...
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Alessandra Beretta, Gianpiero Groppi, Chiara Ribani, Giuseppe Fares and Carlo Tregambe
In this work, we address the development of a combined heat and power unit for residential applications, fed by natural gas, air and H2O; focus is on the design of the first catalytic stage of the fuel processor, that is the steam reforming unit. A comme...
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Alessandra Beretta, Gianpiero Groppi, Chiara Ribani, Giuseppe Fares and Carlo Tregambe
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Wahyu Nirbito, Muhammad Arif Budiyanto and Robby Muliadi
This study explains the performance analysis of a propulsion system engine of an LNG tanker using a combined cycle whose components are gas turbine, steam turbine, and heat recovery steam generator. The researches are to determine the total resistance of...
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Vedran Mrzljak, Paolo Blecich, Nikola Andelic and Ivan Lorencin
A forced draft fan, used for the supply of combustion air into the steam generator of the conventional liquefied natural gas (LNG) carrier was analyzed from the aspect of energy and exergy. The power delivered from the induction motor to the fan was calc...
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Rogelio Peón Menéndez, Juan Á. Martínez, Miguel J. Prieto, Lourdes Á. Barcia and Juan M. Martín Sánchez
Many thermal solar power plants use thermal oil as heat transfer fluid, and molten salts as thermal energy storage. Oil absorbs energy from sun light, and transfers it to a water-steam cycle across heat exchangers, to be converted into electric energy by...
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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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Busra Besevli, Erhan Kayabasi, Abdulrazzak Akroot, Wadah Talal, Ali Alfaris, Younus Hamoudi Assaf, Mohammed Y. Nawaf, Mothana Bdaiwi and Jawad Khudhur
In this study, it is proposed to generate electrical energy by recovering the waste heat of an annealing furnace (AF) in an iron and steel plant using combined cycles such as steam Rankine cycle (SRC), organic Rankine cycle (ORC), Kalina cycle (KC) and t...
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Wu Chen, Song Xue, Long Lyu, Wenhua Luo and Wensheng Yu
In this study, a main marine engine with a rating power of 21,840 kW for a ship sailing in an actual voyage was obtained as the research object. The engine?s exhaust gas and jacket cooling water were adopted as the heat source of the organic Rankine cycl...
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Michael Adedeji, Muhammad Abid, Humphrey Adun, Ayomide Titus Ogungbemi, David Alao and Juliana Hj Zaini
A combined heat and power (CHP) system powered by methane gas is modelled and analyzed in this study. The Thermolib MATLAB extension is used to model the system by graphically connecting the Thermolib standard components through fluid flows. An exergoenv...
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Phan Anh Duong, Borim Ryu, Jinwon Jung and Hokeun Kang
A novel integrated system based on solid oxide fuel cells (SOFCs), a gas turbine (GT), the steam Rankine cycle (SRC), the Kalina cycle (KC), and the organic Rankine cycle (ORC) is proposed to achieve cascade energy utilization. Mathematical models are in...
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Ratha Z. Mathkor, Brian Agnew, Mohammed A. Al-Weshahi and Fathi Latrsh
This paper reports on a study of the modelling, validation and analysis of an integrated 1 MW (electrical output) tri-generation system energized by solar energy. The impact of local climatic conditions in the Mediterranean region on the system performan...
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Arne Seitz, Markus Nickl, Florian Troeltsch and Kathrin Ebner
A fuel cell?gas turbine hybrid propulsion concept is introduced and initially assessed. The concept uses the water mass flow produced by a hydrogen fuel cell in order to improve the efficiency and power output of the gas turbine engine through burner ste...
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S. M. Alizadeh, Arezoo Ghazanfari, M. A. Ehyaei, Abolfazal Ahmadi, D. H. Jamali, Navid Nedaei and Afshin Davarpanah
Due to the high amount of natural gas resources in Iran, the gas cycle as one of the main important power production system is used to produce electricity. The gas cycle has some disadvantages such as power consumption of air compressors, which is a majo...
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Jiri Misurec
Pág. 5 - 8
The paper describes the possibilities of communication lines for automated data collection from any energy meter installed on the client's side. There are compared some types of communicatin lines, classical modem communication over PSTN, TCP/IP communic...
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Shiquan Zhao, Sizhe Wang, Ricardo Cajo, Weijie Ren and Bing Li
The marine boiler-turbine system is the core part for the steam-powered ships with complicated dynamics. To improve the power tracking performance and fulfill the requirement of high utilization rate of fossil energy, the control performance of the syste...
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Andressa Carla Cintra da Silva, Marcio Higa, Karla Silva
Pág. e37449
Considering that a trigeneration system tends to result in higher thermal efficiency than electricity, heating and cooling generation in separated ways, the purpose of this study is to perform a thermoeconomic analysis of a trigeneration system in a solu...
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