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全球首台ARI拉曼激光气体分析仪(RAMAN)

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发表于 2015-5-8 15:47:56 | 显示全部楼层 |阅读模式

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RLGA的核心部分是一个激光检测装置,其中的氦氖激光器可以发射一种安全的低功率单波激光到一个气体测试腔内。由于激光能量微弱,装置内部通过检测腔两端的反射镜不断进行反射,将能量放大1000倍左右。激光光子与气体分子发生碰撞后产生散射,从而得到一种不同于激光频谱的光谱,而且不同分子散射出来的光谱是唯一的,这就是我们所称的“拉曼散射光谱”。RLGA检测腔内壁装有8个光学滤波器和光电传感器,用来吸收和检测不同分子的特定光谱频率,从而得到8种不同待测气体成分含量。


RAMAN 核心检测器.jpg
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测量数据图.jpg
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中国计量院测试报告.jpg
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发表于 2015-5-8 16:11:11 | 显示全部楼层
都有钱人用的啊 !  

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 楼主| 发表于 2015-5-8 16:20:01 | 显示全部楼层
236127671 发表于 2015-5-8 16:11
都有钱人用的啊 !

关键还是看你怎么用啦。
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发表于 2015-5-8 18:08:46 | 显示全部楼层
测量速度比色谱快了

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 楼主| 发表于 2015-5-8 18:21:00 | 显示全部楼层
青鸟飞鱼 发表于 2015-5-8 18:08
测量速度比色谱快了

这个小意思,我马上上传仕富梅最新产品 高级货 颠覆行业水平的
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发表于 2015-5-9 01:24:10 | 显示全部楼层
貌似很高端啊,学习一下了
努力打造AIA成为在线分析行业第一科技媒体!

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发表于 2015-5-9 01:30:36 | 显示全部楼层
A Brief History

Atmosphere Recovery, Inc. (ARI) was incorporated in Minnesota in 1994 to research, develop and produce systems for recovery, reprocessing and reuse of high temperature industrial furnace and refining process gas.

The aim was to produce a system to contain the off-gases of a furnace process to reduce energy use and nearly eliminate off-gas air emissions.

Funding for the initial system prototype was provided by Dana Corporation (a first-tier automotive components supplier) and the U.S. Department of Energy.

From 1994 through 1997 ARI invented, developed and operated a full scale prototype of its proprietary technology for recovery and recycling of heat treating furnace atmosphere exhausts. The system reduced process air emissions more than 96% and saved more than 25% of the process energy.

The project showed that rapid and reliable gas sensing was key to operating a process of this type. From 1997 through 1999 ARI adapted a medical gas sensor and tested its operation as a production gas sensing system. With extensive modification this product became ARI's Laser Gas Analyzer.

During the same period ARI tested its process gas control systems approach and developed technology to improve the speed and quality of furnace-related processes through gas blending.

ARI is located in the Minneapolis suburb of Eden Prairie, Minnesota.

ARI Products

ARI has a full range of process gas management and control products for Industrial applications.

Laser Gas Analyzer and Controller
The LGA and Controller monitors and controls eight or more gas species using Raman Spectroscopy.

Systems are custom built and come in several configurations:
Batch Furnace Multi-gas Process Analyzer System
Multi-zone Furnace Multi-gas Process Analyzer System
Transportable Multi-gas Process Analyzer System
Bioprocess Multi-gas Analyzer System
Gas Analyzer for Power Plant Applications
Pressure Monitoring System
Pressure monitoring is available for 8-16 points with a range of 0-100 PSI. The monitor uses 1/8’’ stainless steel tubing and PC software is provided for recording pressure data through an RS232 connection. Contact ARI for more information.

Temperature Monitoring System
Temperature monitoring is available for 8-32 points for type K thermocouples. The monitor is provided with PC software to track and record temperature data through an RS232 connection. Contact ARI for more information.

Sampling Systems
ARI offers automated gas sampling systems to connect a gas source within a process to an on-line analyzer system. Gas filters are available to remove particulates greater than 1 micron.

Gas Blending Controller
ARI’s Laser Gas Analyzer and Controller is integrated with the required valves and process supply gases to provide accurate blending of gases for industrial applications. Closed loop control of the blended gases and continuous process monitoring provide the most accurate picture of complex gas processes. Contact ARI for details.

Variable Capacity Industrial Air Conditioner
ARI’s Industrial Air Conditioner is designed to accurately control enclosed process spaces to ±0.5F. Evaporator and condenser fan speeds are continuously variable throughout their range. Typical air conditioner size is 1400BTUH.

ARI_Laser_Gas_An_4p_Overview.pdf

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发表于 2015-5-12 11:51:04 | 显示全部楼层
貌似很高端啊,不太懂,学习了,如果侧8种介质的混合物,反应时间比色谱能快多少

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 楼主| 发表于 2015-5-12 14:32:49 | 显示全部楼层
zlasx 发表于 2015-5-12 11:51
貌似很高端啊,不太懂,学习了,如果侧8种介质的混合物,反应时间比色谱能快多少

实时在线检测的毫秒级检测,每个气体都有对应的拉曼光谱频数,独一无二的,不是像色谱要分离有周期,而是同时实时检测,同时出数据。
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发表于 2015-5-13 09:44:42 | 显示全部楼层
yellow 发表于 2015-5-12 14:32
实时在线检测的毫秒级检测,每个气体都有对应的拉曼光谱频数,独一无二的,不是像色谱要分离有周期,而是 ...

果然高大上,好东西,价格估计也很高大上吧
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