Applied Analytics, Inc. Yoav has been the R&D manager at AAI for the past 10 years. Extracurricular...
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Transcript of Applied Analytics, Inc. Yoav has been the R&D manager at AAI for the past 10 years. Extracurricular...
![Page 1: Applied Analytics, Inc. Yoav has been the R&D manager at AAI for the past 10 years. Extracurricular activity is flight instruction (see arrival to Chicago.](https://reader030.fdocuments.net/reader030/viewer/2022032704/56649d6a5503460f94a48974/html5/thumbnails/1.jpg)
Applied Analytics, Inc.
Yoav has been the R&D manager at AAI for the past 10 years. Extracurricular activity is flight instruction (see arrival to Chicago Meigs for the ISA show)
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Applied Analytics, Inc.
Low Water Levels in Various Solvents: On-line Monitoring by a Miniature
MIR Spectrometer
Joseph P Sung and Jim Tatum, Rohm and Haas Company, Huston, TX, USA
Yael Barshad and Yoav Barshad, Applied Analytics, Inc., Chestnut Hill, MA, USA
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Applied Analytics, Inc.
MicroSpec
In-line Infrared Sensors Covering the Mid Infrared from 2 to 14µm (5000 to 700 cm-1 )
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Applied Analytics, Inc.
Direct in Stream Measurements
IR light source
A single, dual or up to 6 elements array detector with a filter that isolates a specific IR wavelength
A thermistor to measure temperature
ATR element.
Transmission element
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Applied Analytics, Inc.
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Applied Analytics, Inc.
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Applied Analytics, Inc.
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Applied Analytics, Inc.
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Applied Analytics, Inc.
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Applied Analytics, Inc.
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Applied Analytics, Inc.
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Applied Analytics, Inc.
MicroSpec Specifications
Detection: MIR Transducer
Pressure: Maximum 150psig (10Bar)
Temperature: 1000C (2120F)
Drift: 0.5% of reading/ 24 hours
Noise: ±0.2% full scale
Electrical: 24 V DC 100 mA
Output: 4 – 20 mA 700 W load galvanically isolated.
Connection: The body is threaded for insertion into the process pipe 1-2-UNFF
Material of construction stainless steel body (316L)
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Applied Analytics, Inc.
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Applied Analytics, Inc.
Features
•Makes in line quantitative measurements at selected wavelengths
•Contains no moving parts and functions in process stream environments
•Replaces spectrometers in the process plant and eliminates the need for optical fibers
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Applied Analytics, Inc.
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Applied Analytics, Inc.
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nm
AU
Absorbance spectra of water in DMF (100 PPM), DMF used as blank (1cm cell)
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Applied Analytics, Inc.
Calibration of Microspec on Sample X on 12/4/02Karl Fischer Data (PPM) Microspec Data180 0189 0.143537 11.83772 23.21216 35.41305 38.33
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Applied Analytics, Inc.
Microspec Calibration Curve on Sample X
y = 0.0344x - 5.9332
R2 = 0.9944
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Karl Fischer Data (PPM)
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Applied Analytics, Inc.
Microspec vs. Karl Fischer (PPM), Sample X
y = 0.9276x - 71.0565
R2 = 0.9713
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Karl Fischer Data (PPM)
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Applied Analytics, Inc.
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Applied Analytics, Inc.
Microspec Calibration (Sample Y)
y = -2.1454x + 272.29
R2 = 0.9806
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Karl Fischer Data %
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