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J. Cent. South Univ. (2018) 25: 2339-2348 DOI: https://doi.org/10.1007/s11771-018-3918-1 NO adsorption and temperature programmed desorption on K2CO3 modified activated carbons YANG Dai-jun(杨代军)1... and temperature programmed desorption measurements. Regeneration tests of NO adsorption on the optimum sample revealed that 76% of the NO adsorption capacity could be remained after the fourth cycle......
高温高压无氰解吸电解工艺在夏家店金矿的应用及改进周清涛1(1.陕西省商洛市西北有色地质勘查局713队)摘 要:采用高温高压无氰解吸电解工艺设备,通过对解吸液中NaOH浓度,解吸液流量进行工业试验考察及优化改进,在压力0.50~0.60 MPa,温度150℃,解吸液中w(NaOH)3%~5%,解吸液流量2.5 m3/h左右,解吸时间8 h条件下,载金炭金解吸率可达99%以上,取得了较好的技术经济指标.关键词:载金炭; 解吸电解工艺; 金解吸率......
Hydrogen desorption kinetics of amorphous Mg0.9Ti0.1Ni1-xPdx(x=0, 0.05, 0.1 and 0.15) electrode alloys TIAN Qi-feng(田琦峰)1, 2, ZHANG Yao(张 耀)1, TAN Zhi-cheng(谭志诚)1, XU Fen(徐 芬)1, SUN Li-xian(孙立贤)1...) hydrogen storage alloys were prepared by mechanical alloying. The hydrogen desorption kinetics of the electrode alloys were studied by potentiostatic discharge experiments and linear polarization......
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Hydrogen desorption behaviors of zirconium hydride in oxygen containing atmosphere CHEN Wei-dong(陈伟东), WANG Jian-wei(王建伟), WANG Li-jun(王力军), LU Shi-gang(卢世刚) Division of Mineral Resources, Metallurgy and Materials, General Research Institute for Nonferrous Metals, Beijing 100088, China Received 15 July 2007; accepted 10 September 2007 Abstract: Hydrogen desorption behaviors of zirconium......
; 文章编号:1672-7207(2013)07-2836-05 Isothermal adsorption/desorption characteristics of shale gas GUO Wei1, 2, XIONG Wei1, 2, GAO Shusheng1, 2, HU Zhiming1, 2 (1. Institute of Porous Flow and Fluid... of shale gas adsorption and desorption characteristics were carried out. The fitness and comparison of adsorption experiment data and desorption experiment data with various adsorption and desorption......
%.这是因为解吸刚开始时,磁性膨润土上的Cr(Ⅵ)吸附量较高,解吸驱动力大,解吸速度快,经过一段时间后浓度差变小,60 min后,解吸反应趋于平衡,因此以下将60 min解吸数据作为考察对象.关于解吸时间,将在2.2 中采用动力学进一步研究. 图2 解吸时间对Cr(Ⅵ)解吸率的影响 Fig. 2 Effect of desorption time on desorption...影响,实验在35 ℃,解吸液NaCl浓度为0.50 mol/L,用量50 mL/g条件下,研究pH对吸附Cr(Ⅵ)的磁性膨润土解吸效果,如图3所示. 图3 pH对Cr(Ⅵ)解吸率的影响 Fig. 3 Effect of pH on desorption rate of Cr(Ⅵ) 由图3可看出,pH与Cr(Ⅵ)离子的解吸率之间存在着密切的关系;在pH<5.5下,解吸率在......
Absorption of sulfur dioxide using membrane and enhancement of desorption with ultrasound XUE Juan-qin(薛娟琴), LI Jing-xian(李京仙), LU Xi(卢 曦), MAO Wei-bo(毛维博), WANG Yu-jie(王玉洁), WU Ming (吴 明... by using liquid-containing membrane was investigated. The process of sulfur dioxide desorption from the absorbent of citrate solution was explored. The influence of the gas-phase, and the liquid-phase......
BTEX在改性泥炭上的低温吸附与解吸马会强1,张洪林1,李爽1,赵国峥1,刘娜2(1.辽宁省抚顺市辽宁石油化工大学环境与生物工程学院2.吉林大学 环境与资源学院)摘 要:为探讨砂金矿山开采中伴生泥炭的环保利用新途径,研究了地下水中BTEX在改性泥炭上的吸附与解吸行为.试验结果表明:BTEX在改性泥炭上吸附与解吸均呈现非线性,可用Freundlich模型描述,吸附常数Kf,泥炭与水标化分配系数Koc顺序为二甲苯>乙苯>甲苯>苯,这与上述化合物的辛醇与水分配系数Kow变化一致;BTEX在改性泥炭上......
Engineering University, Harbin 150001, China;2. Luoyang Ship Material Research Institute, Luoyang 471000, China)Abstract:Hydrogen trapping behavior has been investigated by means of thermal desorption... stainless steel; hydrogen trapping; thermal desorption spectroscopy; slow strain rate test......