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Luis R. Bernardo
System cost reductions and development of standardised plug-and-function systems are some of the most important goals for solar heating technology development. Retrofitting hot water boilers in single-family houses when installing solar collectors has th...
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Akira Yoshida, Yoshiharu Amano, Noboru Murata, Koichi Ito and Takumi Hasizume
When evaluating residential energy systems like co-generation systems, hot water and electricity demand profiles are critical. In this paper, the authors aim to extract basic time-series demand patterns from two kinds of measured demand (electricity and ...
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Maurício Medeiros, Carlos Eduardo Camargo Nogueira, Jair Antonio Cruz Siqueira, José Henrique Lawder, Samuel Nelson Melegari de Souza, Guilherme de Paula Moreira Fracaro
Pág. 69 - 74
The increasing consumption of electric energy used for heating water especially in peak periods, requires the use of alternative energy sources that meet the same needs being less costly. The use of solar energy for heating water allows reducing the dema...
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Anagha Pathak,Kiran Deshpande,Sandesh Jadkar
Pág. 19 - 33
There is a huge potential to deploy solar thermal energy in process heat applications in industrial sectors. Around 50 % of industrial heat demand is less than 250 °C which can be addressed through solar energy. The heat energy requirement of industries ...
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Maha Shehadeh, Emily Kwok, Jason Owen and Majid Bahrami
The City of Surrey in British Columbia, Canada has recently launched a district energy network (DEN) to supply residential and commercial buildings in the Surrey Centre area with hot water for space and domestic hot water heating. The network runs on nat...
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Zhaoyi Zhuang, Jin Zhao, Fengfeng Mi, Teng Zhang, Yuguo Hao and Shangyue Li
Heat pump technology can extract low-level heat energy from urban sewage to heat or cool buildings, which can alleviate the two major problems of energy shortage and environmental pollution to a certain extent. This paper introduces the principle of wast...
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Dawei Huang, Hongting Ma, Shuo Ma, Mo Chen, Chang Xu, Yongyichuan Zhang and Cong Yan
The solar-assisted electric boiler water heating systems adopted in student apartments at universities have some shortcomings, such as unsuitable system designs, unstable water supply temperature, and excessive power consumption. As discussed in this pap...
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Eun-Chul Kang, Euy-Joon Lee, Mohamed Ghorab, Libing Yang, Evgueniy Entchev, Kwang-Seob Lee and Nam-Jin Lyu
Micro polygeneration utilizing renewable energy is a suitable approach to reduce energy consumption and carbon emission by offering high-efficiency performance, offsetting the need for centrally-generated grid electricity and avoiding transmission/distri...
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René Morissette, Philippe Savoie and Joey Villeneuve
Combustion trials were conducted with corn stover (CS) and wheat straw (WS) round bales in a 176-kW boiler (model Farm 2000). Hot water (80 °C) stored in a 30,000-L water tank was transferred to a turkey barn through a plate exchanger. Gross calorific va...
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Jan Valícek, Zuzana Palková, Marta Harnicárová, Milena Ku?nerová and Ondrej Lukác
The purpose of this study was to determine a method for multi-parametric output regulation of a gasification boiler especially designed for heating or for hot water heating in buildings. A new method of regulation is offered, namely more parametric regul...
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Nebojsa Dedovic, Sasa Igic, Todor Janic, Snezana Matic-Kekic, Ondrej Ponjican, Milan Tomic and Lazar Savin
This study reviews test results for a biomass-fired hot water boiler with a nominal boiler thermal power of 120 kW. In the experiments, prismatic wheat straw bales were used as biomass. The impact of the quantity (220, 290, 360 and 430 m3 h
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