Dynamic monitoring of glycine crystallisation with low power ultrasound reflection spectroscopy
نویسندگان
چکیده
• A improved ultrasound technique is shown to accurately monitor crystallisation. The optical cloud point can be determined using with high accuracy. Results agree closely standard turbidity. may detecting scattering bodies in the metastable zone. give more information than techniques and used study structures. Crystallisation processes are ubiquitous food pharmaceutical industries development of process analytical technologies (PAT) for on-line, situ monitoring essential ensure efficiency optimise product quality. Current PAT, many which based on electromagnetic waves, have a range limitations including an inability measure opaque solutions. Low power (<10 W m −2 ) pulsed acoustic techniques, such as reflectance velocimetry, benefit being non-material altering, affordable, non-invasive systems without any dilution. Here, we present in-situ corroborated turbidity measurement MSZW glycine water good agreement. Mann–Whitney U test was conducted, no significant difference found between two techniques. Density data were velocity measurements from calculate adiabatic compressibility solutions, important useful physical property when studying phase transitions. frequency space analysis has been performed time domain measurements, suggest presence
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ژورنال
عنوان ژورنال: Chemical engineering research & design
سال: 2021
ISSN: ['1744-3563', '0263-8762']
DOI: https://doi.org/10.1016/j.cherd.2021.04.003