ESC700培训课件
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ICP-OES-720 电感耦合等离子体发射光谱仪一ICP-OES的基本原理二ICP-OES的组成部分三ICP-OES的操作步骤四ICP-OES的样品分析五ICP-OES 的日常使用及维护要点六ICP-OES的应用一 ICP-OES 的基本原理原子发射光谱分析是一种已有一个世纪以上悠久历史的分析方法,院子发射光谱分析的进展,在很大程度上依赖于激发光源的改进。
到了60年代中期,Fassel 和greenfield分别报道了各自取得的重要研究成果,创立了电感耦合离子体原子发射光谱新技术,这在光谱化学分析上是一次重大的突破,从此,原子发射光谱分析技术又进入了一个崭新的发展时期。
与此同时,其他的等离子体光谱分析技术(直流等离子体、微波等离子体)也得到了长足的进步。
1、原子发射光谱的定性原理对于特定元素的原子或离子可产生一系列不同波长的特征光谱,通过识别待测元素的特征谱线存在与否进行定性分析2定量原理(1)定量分析基础I=KN X其中:I 光谱强度K 常数N 原子浓度X 接近1的指数(2)半定量:是对样品中一些元素的浓度进行大致的估算,与定量分析相比,半定量希望通过较少的努力来大致得到许多元素的浓度。
我们可以对许多元素进行一次曲线矫正,并将标准曲线储存起来,当测样时,直接采用原来的曲线进行测试。
3、ICP-OES的性能特点(1)光谱干扰少(同时记录待测元素的所有发射谱线,所以可以通过选择合适的谱线,有效地避免的光谱干扰)(2)宽的线性范围(同一元素具有很多的分析谱线不同元素有不同的灵敏度)(3)可分析70多种元素(4)精密度高(同时记录样品的背景信号,有效地扣除了背景干扰)(5)分析速度快二 ICP-OES 的组成部分1、样品导入系统2、 Vista Chip ,CCD 检测器3、 多色器4、 RF 发生器5、 数据处理系统装置原理图如下三 ICP-OES 的操作步骤1、开机(1)冷开机1)开计算机、显示器和打印机,进入操作系统。
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TIP:Identifies advice or hints for the user.目录1 概述..........................................................................................................................................................1-11.1 功能特点.......................................................................................................................................1-11.2 启动...............................................................................................................................................1-12 流程图绘制软件界面介绍......................................................................................................................2-12.1 标题栏...........................................................................................................................................2-12.2 菜单栏...........................................................................................................................................2-12.3 工具栏...........................................................................................................................................2-12.4 绘图区...........................................................................................................................................2-22.5 状态栏...........................................................................................................................................2-23 操作说明..................................................................................................................................................3-13.1 基本操作.......................................................................................................................................3-13.1.1 创建图形............................................................................................................................3-13.1.2 选取图形............................................................................................................................3-13.1.3 移动图形............................................................................................................................3-13.1.4 改变图形大小....................................................................................................................3-13.1.5 改变形状............................................................................................................................3-23.1.6 图形旋转............................................................................................................................3-43.1.7 快捷键................................................................................................................................3-43.2 菜单栏介绍...................................................................................................................................3-53.2.1 概述....................................................................................................................................3-53.2.2 文件菜单............................................................................................................................3-53.2.3 编辑菜单............................................................................................................................3-73.2.4 查看菜单..........................................................................................................................3-113.2.5 操作菜单..........................................................................................................................3-113.2.6 工具菜单..........................................................................................................................3-123.2.7 设置菜单..........................................................................................................................3-133.2.8 窗口菜单..........................................................................................................................3-143.2.9 帮助菜单..........................................................................................................................3-153.3 工具栏图标功能详解.................................................................................................................3-153.3.1 常用工具栏......................................................................................................................3-153.3.2 文字栏..............................................................................................................................3-153.3.3 线型栏..............................................................................................................................3-153.3.5 操作栏..............................................................................................................................3-163.3.6 属性栏..............................................................................................................................3-203.3.7 颜色栏..............................................................................................................................3-213.3.8 图层控制..........................................................................................................................3-223.4 图形对象.....................................................................................................................................3-233.4.1 图形对象汇总表..............................................................................................................3-233.4.2 —直线........................................................................................................................3-243.4.3 —矩形........................................................................................................................3-243.4.4 —圆角矩形、—椭圆、—扇形、—弦...................................................3-243.4.5 —多边形....................................................................................................................3-253.4.6 —折线、—弧线...................................................................................................3-253.4.7 —管道.......................................................................................................................3-253.4.8 —文字.......................................................................................................................3-263.4.9 —系统变量................................................................................................................3-273.4.10 —数据连接.............................................................................................................3-283.4.11 —面板......................................................................................................................3-303.4.12 —按钮......................................................................................................................3-303.4.13 —图片.....................................................................................................................3-313.4.14 —选择框..................................................................................................................3-313.4.15 —组合框..................................................................................................................3-323.4.16 —菜单......................................................................................................................3-333.5 控件.............................................................................................................................................3-353.5.1 —定时器....................................................................................................................3-354 图形对象右键菜单详解..........................................................................................................................4-14.1 流程图属性...................................................................................................................................4-14.2 脚本编辑器...................................................................................................................................4-24.3 动态特性.......................................................................................................................................4-24.3.1 可视....................................................................................................................................4-24.3.2 水平移动............................................................................................................................4-44.3.3 垂直移动............................................................................................................................4-44.3.5 填充....................................................................................................................................4-54.3.6 线条....................................................................................................................................4-74.3.7 转动....................................................................................................................................4-74.3.8 闪烁....................................................................................................................................4-84.3.9 动作....................................................................................................................................4-94.3.10 颜色................................................................................................................................4-134.3.11 文字................................................................................................................................4-134.3.12 文字显示........................................................................................................................4-144.3.13 模拟量显示....................................................................................................................4-154.3.14 数字量显示....................................................................................................................4-164.3.15 别名和点组....................................................................................................................4-174.3.16 表达式............................................................................................................................4-205 流程图编辑举例......................................................................................................................................5-15.1 冷却器...........................................................................................................................................5-25.2 循环水池.......................................................................................................................................5-35.3 凉水塔...........................................................................................................................................5-35.4 泵...................................................................................................................................................5-45.5 一级闪蒸罐...................................................................................................................................5-56 资料版本说明..........................................................................................................................................6-1流程图绘制软件1概述流程图绘制软件是VisualField组态软件包的重要组成部分之一,它具备良好的用户界面,以WindowsXP操作系统为平台,提供了一个功能完备且操作便捷的流程图制作环境。