网格搜索法优化毛细管气相色谱线性程序升温
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摘 要：用一种新的计算程序进行毛细管气相色谱线性程序升温的优化。在OV-101固定相上对21种Kovats保留指数为600～1 000的组分进行了自动寻优工作，并分别在起始温度为25℃和30 ℃的线性程序升温条件下取得了较好的结果。这种优化方法不但节省了计算时间，而且在对计算程序进行适当修改后，可以用于多阶程序升温的优化工作。
Optimized Linear Temperature Programming for Capillary Gas Chromatography by the Method of Gridding Search
LIN Tao（Department of Chemistry, Northwest University, Xi’an 71 0069, China）
LEI Gen-hu（Department of Chemistry, Northwest University, Xi’an 71 0069, China）
Abstract：Linear temperature programming of capillary gas chromatogr aphy was opti mized by using a new method of gridding search. A point of gridding demonstrat e d a condition of temperature programmed and the resolution and the retention tim e were optimized at all gridding points. With a new design of calculation, the m ethod not only considered directly all components that were separated, but the v elocity of calculation was improved also. Twenty-one compounds of alkanes, alc ohols, halo-hyd rocarbons and aromatic hydrocarbons, of which Kovats Indexes are varying from 600 to 1 000, were separated by this new method on an OV-101 column under linear temperatur e programming. Good results were obtained. The time for optimizing the 21 co mpounds was less than 1 min.
Keywords：gas chromatography; temperature programming; resolut ion; gridding search
作者简介：林 涛(1975-)，男，硕士研究生， 电话：(029)8302604，E-mail:lintaorabbitxyz@yahoo.com.cn.
作者单位：林涛（西北大学化学系，陕西 西安 710069）
雷根虎（西北大学化学系，陕西 西安 710069）
参考文献：
［1］ Morgan S L, Jacques C A. J Chromatogr Sci, 1978, 16(10):500-505
［2］ Stan H J, Steinbach B. J Chromatogr, 1984, 290:311-319
［3］ Guan Y F, Zheng P, Zhou L M. J High Resolut Chromatogr, 1992, 15(1):18-2 3
［4］ GUAN Ya-feng, ZHOU Liang-mo, LI Ling-e. Ch inese Journal of Analytical Chemistry, 1993, 21(2):1 378-1 382
关亚风,周良模,李灵娥.分析化学, 1993, 21(2):1 378-1 382
［5］ ZHOU Liang-mo. New techniques of gas chromatography. Beijing: Science Press, 1994. 270-317
周良模. 气相色谱新技术.北京:科学出版社, 1994. 270-317
原载于《色谱》2001 Vol.19 No.1 P.51-54
http://periodical.wanfangdata.com.cn/periodical/sp/sp2001/0101/0101ml.htm
Optimized Linear Temperature Programming for Capillary Gas Chromatography by the Method of Gridding Search
LIN Tao（Department of Chemistry, Northwest University, Xi’an 71 0069, China）
LEI Gen-hu（Department of Chemistry, Northwest University, Xi’an 71 0069, China）
Abstract：Linear temperature programming of capillary gas chromatogr aphy was opti mized by using a new method of gridding search. A point of gridding demonstrat e d a condition of temperature programmed and the resolution and the retention tim e were optimized at all gridding points. With a new design of calculation, the m ethod not only considered directly all components that were separated, but the v elocity of calculation was improved also. Twenty-one compounds of alkanes, alc ohols, halo-hyd rocarbons and aromatic hydrocarbons, of which Kovats Indexes are varying from 600 to 1 000, were separated by this new method on an OV-101 column under linear temperatur e programming. Good results were obtained. The time for optimizing the 21 co mpounds was less than 1 min.
Keywords：gas chromatography; temperature programming; resolut ion; gridding search
作者简介：林 涛(1975-)，男，硕士研究生， 电话：(029)8302604，E-mail:lintaorabbitxyz@yahoo.com.cn.
作者单位：林涛（西北大学化学系，陕西 西安 710069）
雷根虎（西北大学化学系，陕西 西安 710069）
参考文献：
［1］ Morgan S L, Jacques C A. J Chromatogr Sci, 1978, 16(10):500-505
［2］ Stan H J, Steinbach B. J Chromatogr, 1984, 290:311-319
［3］ Guan Y F, Zheng P, Zhou L M. J High Resolut Chromatogr, 1992, 15(1):18-2 3
［4］ GUAN Ya-feng, ZHOU Liang-mo, LI Ling-e. Ch inese Journal of Analytical Chemistry, 1993, 21(2):1 378-1 382
关亚风,周良模,李灵娥.分析化学, 1993, 21(2):1 378-1 382
［5］ ZHOU Liang-mo. New techniques of gas chromatography. Beijing: Science Press, 1994. 270-317
周良模. 气相色谱新技术.北京:科学出版社, 1994. 270-317
原载于《色谱》2001 Vol.19 No.1 P.51-54
http://periodical.wanfangdata.com.cn/periodical/sp/sp2001/0101/0101ml.htm
