宋睿,王殿生,赵绵绵

• 1:中国石油大学(华东)理学院

摘要(Abstract)：

为了认识氯化钠水溶液的核磁共振特性,配制了浓度在0%~24%范围内的氯化钠水溶液,采用CPMG自旋回波法测量了横向弛豫时间和信号强度,文章分析了氯化钠水溶液浓度与横向弛豫时间及信号强度之间的关系和影响机理。结果表明,氯化钠水溶液的横向弛豫时间随着浓度增加而减小,二者存在较好的线性关系;单位质量氯化钠水溶液的核磁共振信号强度随着浓度增加而减小,二者之间也存在着较好的线性关系。利用这两种关系均可实现氯化钠水溶液浓度的核磁共振测量。

关键词(KeyWords)： 氯化钠水溶液;浓度;核磁共振;横向弛豫时间;信号强度

Abstract:

Keywords:

基金项目(Foundation): 大学生创新训练计划项目(20160366);; 中国石油大学(华东)教育研究与教学改革重点项目(JY-A201615)

作者(Author): 宋睿,王殿生,赵绵绵

参考文献(References)：

• [1]郑自强,陈满红.电位法测定罐头食品中的氯化钠[J].食品与发酵工业,1987(2):53-57.ZHENG Z Q,CHEN M H.Potentiometric determination of Sodium Chloride in canned foods[J].Food and Fermentation Industries,1987(2):53-57.(in Chinese)
• [2]李磊.XM油田低矿化度注水提高采收率可行性研究[D].成都:西南石油大学,2015.
• [3]孔昭柯,崔岚,王琦.离子色谱法用于分析油田地层水[J].油田化学,1997(3):66-69.KONG Z K,CUI L,WANG Q.Ion chromatography for analysis of formation water in oil fields[J].Oil Field Chemistry,1997(3):66-69.(in Chinese)
• [4]翁爱华,李舟波,王伟男,等.矿化度对流体核磁共振性质影响的实验研究[J].测井技术,2001,25(6):401-404.WENG A H,LI Z B,WANG W N.Experiments in salinity effect on fluid nuclear magnetic resonance property[J].WLT,2001,25(6):401-404.(in Chinese)
• [5]王雪亮,廖广志,侯庆宇,等.温度和矿化度对流体核磁含氢指数影响的实验研究[J].国外测井技术,2015(4):19-22.WANG X L,LIAO G Z,HOU Q Y,Experimental study on effects of temperature and mineralization degree on the hydrogen index of hydrogen in fluids[J].World Well Logging Technology 2015(4):19-22.(in Chinese)
• [6]朱俊,郭原,尚鹤龄,等.核磁共振实验的误差研究[J].云南师范大学学报(自然科学版),2009,29(3):43-45.ZHU J,GUO Y,SHANG H L,CHEN Z Y.Investigation of the error in the nuclear magnetic resonance experiment[J].College of Physics and Electronic Information,Yunnan Normal University,2009,29(3):43-45.(in Chinese)
• [7]郑超,陈润锋,周广荣.原理性和研究性核磁共振实验教学探索与实践[J].实验技术与管理,2011,28(10):130-133+137.ZHENG C,CHEN R F,ZHOU G R.Exploration and practice of principle and research NMR experiment teaching[J].Experimental Technology and Management,2011,28(10):130-133+137.(in Chinese)
• [8]白怀勇,周格,王殿生.不同浓度乙醇-水溶液核磁共振实验研究[J].实验技术与管理,2013,30(8):39-42.BAI H Y,ZHOU G,WANG D S.Experimental study of NMR in ethanol-water solution with different ethanol concentrations[J].Experimental Technology and Management,2011,28(10):130-133+137.(in Chinese)
• [9]李睿华,蒋展鹏,杨宏伟,等.离子对水的17 O-NMR化学位移和水结构的影响[J].物理化学学报,2004,20(1):98-102.LI R H,JING Z P,YANG H W.Effects of ions on chemical shift of 17 O-NMR(δ(H217 O))and water structure[J].Acta Physico-Chimica Sinica,2004,20(1):98-102.(in Chinese)
• [10]周勇.酸碱盐水合团簇的氢键弛豫与量子开关[C]//上海大学物理系、上海大学材料基因组工程研究院、上海大学量子与分子结构国际中心.第九届计算纳米科学与新能源材料国际研讨会论文摘要集,2016:1.
• [11]王文华,赵林,阎波.离子对水结构的影响[J].化学通报,2010,73(6):491-498.WANG W H,ZHAO L,YAN B.Effects of ions on structure of liquid water[J].Chemistry,2010,73(6):491-498.(in Chinese)
• [12]LI R,JIANG Z,YANG H,et al.Effects of ions in natural water on the 17 O-NMR chemical shift of water and their relationship to water cluster[J].Journal of Molecular Liquids,2006,126(1):14-18.
• [13]李睿华,蒋展鹏,师绍琪,等.17 O-核磁共振研究给水中常见离子对水缔合的影响[J].环境科学,2002,23(3):44-48.LI R H,JIANG Z P,SHI S Q.Effect of common ions in water on water association by 17 O-NMR[J].Environmental Science,2002,23(3):44-48.(in Chinese)
• [14]胡法龙,肖立志.一种核磁共振测井信号强度的确定方法[J].核电子学与探测技术,2006(5):557-560.HU F L,XIAO L Z.A method for determining NMR log signal intensity[J].Nuclear Electronics&Detection Technology,2006(5):557-560.(in Chinese)