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J. Cent. South Univ. (2018) 25: 1043-1051 DOI: https://doi.org/10.1007/s11771-018-3804-x Effect of ethanol addition on flame characteristics of waste oil biodiesel GAO Jin(高进)1, LI Fa-she(李法社)1, 2...-Verlag GmbH Germany, part of Springer Nature 2018 Abstract: Biodiesel is a kind of clean and renewable energy. The effect of ethanol addition on the flame characteristics of waste oil biodiesel is studied......
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J. Cent. South Univ. (2021) 28: 2010-2021 DOI: https://doi.org/10.1007/s11771-021-4749-z Iron and copper recovery from copper slags through smelting with waste cathode carbon from aluminium... waste (waste cathode carbon) was used to treat another (copper slags). The waste cathode carbon is used not only as a reducing agent but also as a fluxing agent to decrease slag melting point. Upon......
Optimization of low-temperature alkaline smelting process of crushed metal enrichment originated from waste printed circuit boardsGUO Xue-yi(郭学益), LIU Jing-xin(刘静欣) (School of Metallurgy... originated from waste printed circuit boards. The central composite design was used to optimize the operating parameters, in which mass ratio of NaOH-to-CME, smelting temperature and smelting time were......
J. Cent. South Univ. (2017) 24: 2281-2287 DOI: https://doi.org/10.1007/s11771-017-3639-x Theoretical and experimental investigation on vertical tank technology for sinter waste heat recovery FENG... prediction. Key words: sinter; waste heat; pressure drop; heat transfer coefficient; experimental study 1 Introduction The waste heat resource carried by the unit mass sinter production (i.e., 1 t......
J. Cent. South Univ. (2017) 24: 1745-1753 DOI: https://doi.org/ 10.1007/s11771-017-3582-x Sustainable synthesis of 5-hydroxymethylfurfural from waste cotton stalk catalyzed by solid superacid-SO42... of 5-hydroxymethylfurfural (HMF) by catalytic degradation of the waste cotton stalk. Solid super-acid (SO42-/ZrO2) was used as an efficient catalyst for the degradation of cotton stalk. Both......
Mechanism of high concentration phosphorus wastewater treated by municipal solid waste incineration fly ashZHONG Shan(钟山)1, GAO Hui(高慧)1, KUANG Wei(邝薇)1, LIU Yuan-yuan(刘元元)2(1. College of Environment... 400044, China)Abstract:The mechanism of removing phosphate by MSWI (municipal solid waste incineration) fly ash was investigated by SEM (scanning electron microscopy) with EDS (energy dispersion spectrum......
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具有较高早期强度的主要因素;钙矾石微观形貌特征为网状或针棒状结构,随着养护时间的增加,水化产物不断发育长大,孔隙逐渐被填充,浆体结构更加致密,具有良好的力学特性.关键词:超细全尾砂;水淬渣;胶结;充填Performance and hydration mechanism of new super fine cemented whole-tailings backfilling...:Aimed at resolving high sediment percentage and low grain size of the mine backfilling materials, whole tailings backfilling materials were prepared with slag as the main component in cementitious......
B T, CHIEN K H, WANG C C. Effect of working fluids on organic Rankine cycle for waste heat recovery [J]. Energy, 2004, 29: 1207-1217. [20] DESAI N B, BANDYOPADHYAY S. Process integration of organic..., LEMORT V. Thermo- economic optimization of waste heat recovery Organic Rankine Cycles [J]. Appl Therm Eng, 2011, 31: 2885-2893. [28] DAGDAS A. Exergy analysis and pressure optimisation of geothermal......