Tallow Unsaponifiable Matter Evaluation Using Portable NIR Spectroscopy
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Solution Overview
Problem
Existing analytical techniques for evaluating tallow characteristics, such as unsaponifiable matter, are limited by the need for sample preparation in a bench setting, which can be time-consuming and inconsistent, and do not allow for real-time or on-site analysis.
Innovation Solution
The use of near-infrared spectroscopy with a portable spectrometer for on-site analysis of tallow samples, allowing for the determination of unsaponifiable matter without physical contact, using calibration models based on NIR spectra and wet chemistry analysis to provide accurate and consistent results.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If bench analytical techniques are used to evaluate tallow characteristics, then measurement precision is improved, but loss of time increases due to sample preparation requirements
Solution Approach 1:
The patent replaces mechanical/bench analytical techniques with near-infrared spectroscopy, substituting physical sample preparation and chemical analysis with optical detection. The spectrometer measures tallow characteristics through non-contact infrared radiation, eliminating the need for time-consuming bench procedures while maintaining evaluation accuracy through calibrated spectral analysis
Solution Approach 2:
The patent introduces near-infrared radiation as an intermediary between the sample and measurement system. The infrared spectrum acts as a mediator that carries information about tallow characteristics without requiring direct physical or chemical interaction, enabling rapid analysis without sample preparation
2Measurement precision
If bench analytical techniques are used for tallow evaluation, then measurement precision is improved, but device complexity increases due to laboratory equipment requirements
Solution Approach 1:
The patent replaces complex bench analytical equipment with a portable spectrometer that uses near-infrared spectroscopy. This substitution simplifies the measurement system by eliminating the need for complex sample preparation devices, chemical reagents, and elaborate laboratory apparatus, while maintaining measurement precision through optical detection and computational analysis
Solution Approach 2:
The patent creates an informational copy of the tallow sample's chemical composition through its near-infrared spectrum. Instead of physically manipulating or chemically analyzing the sample, the system captures a spectral fingerprint that replicates the sample's characteristics, enabling analysis without complex physical intervention
3Measurement precision
If traditional analytical methods are used, then measurement precision is improved, but productivity decreases due to inability to perform real-time analysis
Solution Approach 1:
The patent enables continuous, real-time analysis of tallow characteristics through portable near-infrared spectroscopy. The spectrometer can continuously measure samples without interruption or repeated preparation, allowing for ongoing quality control and immediate detection of characteristic changes, thereby dramatically increasing analysis productivity while maintaining precision
Solution Approach 2:
The patent employs preliminary calibration using standard samples with known characteristics. This preliminary action creates reference spectral data that enables rapid, accurate analysis of unknown samples without requiring time-consuming preparation or complex measurement procedures during actual analysis, thus improving both speed and accuracy
4Measurement precision
If bench analytical techniques are used, then measurement precision is improved, but ease of operation worsens due to sample preparation requirements
Solution Approach 1:
The patent replaces manual sample preparation and bench analytical procedures with automated near-infrared spectroscopy. The portable spectrometer performs measurements through simple non-contact scanning, eliminating the need for operators to perform complex preparation steps, thereby dramatically improving ease of operation while maintaining measurement precision through instrument calibration
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables rapid, consistent, and accurate determination of unsaponifiable matter in tallow samples, facilitating real-time quality control and reducing the need for sample preparation, thereby enhancing efficiency and reliability in tallow evaluation.
Implementation Method 1
scanning, using the spectrometer, the prepared sample with infrared spectroscopy
Implementation Method 2
emit light comprising a specified range of infrared wavelengths; receive a reflection from the prepared sample
Data Source
AI summary
A characteristic of tallow may be evaluated using a spectrometer (110). For example, optical reflectance data may be obtained from tallow, the reflectance data corresponding to a specified range of infra-red wavelengths. A value corresponding to the characteristic may be output based on the reflectance data generated by the spectrometer (110). The characteristic may include unsaponifiable matter as a percentage or concentration in a sample, for example.