Bioprocess in-line monitoring using Raman spectroscopy and Indirect Hard Modeling (IHM): A simple calibration yields a robust model.
Sign Up to like & getrecommendations! Published in 2023 at "Biotechnology and bioengineering"
DOI: 10.1002/bit.28424
Abstract: To increase the process productivity and product quality of bioprocesses, the in-line monitoring of critical process parameters is highly important. For monitoring substrate, metabolite, and product concentrations, Raman spectroscopy is a commonly used Process Analytical… read more here.
Keywords: line monitoring; spectroscopy; calibration; model ... See more keywords
In‐line monitoring of protein concentration with MIR spectroscopy during UFDF
Sign Up to like & getrecommendations! Published in 2022 at "Engineering in Life Sciences"
DOI: 10.1002/elsc.202200050
Abstract: Rapid increase of product titers in upstream processes has presented challenges for downstream processing, where purification costs increase linearly with the increase of the product yield. Hence, innovative solutions are becoming increasingly popular. Process Analytical… read more here.
Keywords: mir spectroscopy; spectroscopy; process; line monitoring ... See more keywords
Design of an on-line monitoring system for radioactive wastewater
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Radioanalytical and Nuclear Chemistry"
DOI: 10.1007/s10967-017-5356-1
Abstract: An on-line monitoring system for radioactive wastewater was designed to discriminate the type and concentration of the radionuclides discharged from nuclear facilities. An HPGe semiconductor was used as the detector in the system for continuous… read more here.
Keywords: monitoring system; system; radioactive wastewater; line monitoring ... See more keywords
An enhanced prediction model for the on-line monitoring of the sensors using the Gaussian process regression
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-019-0426-7
Abstract: The auto-associative kernel regression (AAKR) and Gaussian process regression (GPR) have been used for estimating the condition of the sensors in the on-line monitoring system of the nuclear power plants. The estimations of the condition… read more here.
Keywords: regression; gaussian process; process regression; line monitoring ... See more keywords
Reconfiguration modulation strategy analysis for proactive adaptability of the monitored inverter to on-line monitoring system of IGBT modules
Sign Up to like & getrecommendations! Published in 2020 at "Energy Reports"
DOI: 10.1016/j.egyr.2020.11.189
Abstract: Abstract To realize on-line monitoring for insulated-gate bipolar transistor (IGBT) modules in the three-level neutral point clamped (NPC) inverters, a reconfiguration modulation strategy is proposed. The saturated voltage drop (VCE) is one of the most… read more here.
Keywords: monitoring system; line; line monitoring; strategy ... See more keywords
Model-based mid-infrared spectroscopy for on-line monitoring of volatile fatty acids in the anaerobic digester.
Sign Up to like & getrecommendations! Published in 2021 at "Environmental research"
DOI: 10.1016/j.envres.2021.112607
Abstract: The performance of anaerobic digestion is significantly governed by the concentration of volatile fatty acids (VFAs). Though the titration and near-infrared spectroscopy have been used to measure the VFAs in the digester, there is still… read more here.
Keywords: volatile fatty; spectroscopy; fatty acids; model ... See more keywords
Understanding fetal physiology and second line monitoring during labor.
Sign Up to like & getrecommendations! Published in 2017 at "Journal of gynecology obstetrics and human reproduction"
DOI: 10.1016/j.jogoh.2016.11.005
Abstract: Cardiotocography (CTG) is a technique used to monitor intrapartum fetal condition and is one of the most common obstetric procedures. Second line methods of fetal monitoring have been developed in an attempt to reduce unnecessary… read more here.
Keywords: labor; line monitoring; physiology; fetal physiology ... See more keywords
QCL–IR Spectroscopy for In-Line Monitoring of Proteins from Preparative Ion-Exchange Chromatography
Sign Up to like & getrecommendations! Published in 2022 at "Analytical Chemistry"
DOI: 10.1021/acs.analchem.1c05191
Abstract: In this study, an external cavity-quantum cascade laser-based mid-infrared (IR) spectrometer was applied for in-line monitoring of proteins from preparative ion-exchange chromatography. The large optical path length of 25 μm allowed for robust spectra acquisition… read more here.
Keywords: monitoring proteins; line monitoring; reference; spectroscopy ... See more keywords
Sensor fusion: comprehensive real-time, on-line monitoring for process control via visible, NIR, and Raman spectroscopy.
Sign Up to like & getrecommendations! Published in 2020 at "ACS sensors"
DOI: 10.1021/acssensors.0c00659
Abstract: On-line monitoring based on optical spectroscopy provides unprecedented insight into the chemical composition of process streams or batches. Amplifying this approach through utilizing multiple forms of optical spectroscopy in sensor fusion can greatly expand the… read more here.
Keywords: control; line monitoring; process; spectroscopy ... See more keywords
On-line monitoring of relative dielectric losses in cross-bonded cables using sheath currents
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Dielectrics and Electrical Insulation"
DOI: 10.1109/tdei.2017.005438
Abstract: Cross-bonded three-phase single-core Cross-linked Polyethylene (XLPE) cables are widely used in power transmission and distribution systems. A great deal has been published on on-line monitoring of HV cable systems to prevent failure. Relative Dielectric Losses… read more here.
Keywords: leakage; cable; cross bonded; line monitoring ... See more keywords
On-Line Monitoring of Ultrafiltration Membrane Fouling Based on EIT Sparse Imaging
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2022.3212742
Abstract: Online understanding of the membrane fouling development status is of great significance to further improve the water treatment process. Problems such as low efficiency, difficult operation, and radiation hazards limit the development of existing detection… read more here.
Keywords: monitoring ultrafiltration; line monitoring; ultrafiltration membrane; based eit ... See more keywords