HYFI: Hybrid filling of the dead‐time gap for faster zero echo time imaging
Sign Up to like & getrecommendations! Published in 2021 at "Nmr in Biomedicine"
DOI: 10.1002/nbm.4493
Abstract: The aim of this work was to improve the SNR efficiency of zero echo time (ZTE) MRI pulse sequences for faster imaging of short‐T2 components at large dead‐time gaps. ZTE MRI with hybrid filling (HYFI)… read more here.
Keywords: echo time; gap; time; dead time ... See more keywords
Analytical design of constraint handling optimal two parameter internal model control for dead-time processes
Sign Up to like & getrecommendations! Published in 2019 at "Korean Journal of Chemical Engineering"
DOI: 10.1007/s11814-018-0215-5
Abstract: This work presents an advanced and systematic approach to analytically design the optimal parameters of a two parameter second-order internal model control (IMC) filter that satisfies operational constraints on the output process, the manipulated variable… read more here.
Keywords: control; dead time; model control; two parameter ... See more keywords
A real-time approach for dead-time plant transfer function modeling based on relay autotuning
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Dynamics and Control"
DOI: 10.1007/s40435-017-0359-x
Abstract: In this article, a modified relay feedback experiment for the generation of sustained oscillations in a class of dead-time plants and their mathematical modeling is presented in a real-time fashion. For the ease of calculation,… read more here.
Keywords: real time; relay; time; dead time ... See more keywords
Delay compensation based controller for rotary electrohydraulic servo system
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Dynamics and Control"
DOI: 10.1007/s40435-020-00752-6
Abstract: The typical power-assisted hip exoskeleton utilizes rotary electrohydraulic actuator to carry out strength augmentation required by many tasks such as running, lifting loads and climbing up. Nevertheless, it is difficult to precisely control it due… read more here.
Keywords: system; rotary electrohydraulic; controller; dead time ... See more keywords
A stochastic differential equation for neutron count with detector dead time and applications to the Feynman-α formula
Sign Up to like & getrecommendations! Published in 2019 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2019.01.017
Abstract: Abstract Detector dead time, caused by both physical components in the detection system and the electronic data acquisition, may have a dramatic effect on the regulation system and in-pile experiments. For example, when conducting the… read more here.
Keywords: stochastic differential; time; count; detector dead ... See more keywords
The effect of column and temperature variation on the determination of the dead time in gas chromatographic systems using indirect methods
Sign Up to like & getrecommendations! Published in 2020 at "Heliyon"
DOI: 10.1016/j.heliyon.2020.e03302
Abstract: The precise determination of the dead time is essential in a chromatography system as it is a primary parameter for the determination of other secondary parameters such as the adjusted retention time, relative retention time,… read more here.
Keywords: column; time; determination dead; dead time ... See more keywords
Controlling industrial dead-time systems: When to use a PID or an advanced controller.
Sign Up to like & getrecommendations! Published in 2019 at "ISA transactions"
DOI: 10.1016/j.isatra.2019.09.008
Abstract: This work presents a comparative analysis of PID, DTC and MPC strategies when used to control SISO processes with dead time considering characteristics commonly found in industry, such as noisy measurements in the process output… read more here.
Keywords: industrial dead; time; dead time; systems use ... See more keywords
Simplified filtered Smith predictor for high-order dead-time processes.
Sign Up to like & getrecommendations! Published in 2020 at "ISA transactions"
DOI: 10.1016/j.isatra.2020.10.007
Abstract: This paper proposes a control structure suitable for high-order non-minimum phase (NMP) processes. In general, dead-time compensators (DTCs) firstly predict the process output with zero error at a steady-state and then a primary controller with… read more here.
Keywords: order; simplified filtered; dead time; high order ... See more keywords
A predictor for dead-time systems based on the Kalman Filter for improved disturbance rejection and robustness
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Process Control"
DOI: 10.1016/j.jprocont.2021.07.011
Abstract: Abstract Dead-time processes are common in industry and represent a challenge for feedback control. The use of predictor structures with the controllers can attenuate this. A predictor is proposed here based on the Kalman filter,… read more here.
Keywords: disturbance rejection; based kalman; kalman filter; predictor ... See more keywords
Multiple Physical Time Scales and Dead Time Rule in Few-Nanometers Sized Graphene-SiOx-Graphene Memristors.
Sign Up to like & getrecommendations! Published in 2017 at "Nano letters"
DOI: 10.1021/acs.nanolett.7b03000
Abstract: The resistive switching behavior in SiOx-based phase change memory devices confined by few nanometer wide graphene nanogaps is investigated. Our experiments and analysis reveal that the switching dynamics is not only determined by the commonly… read more here.
Keywords: voltage; graphene; time; dead time ... See more keywords
Single particle inductively coupled plasma mass spectrometry: investigating nonlinear response observed in pulse counting mode and extending the linear dynamic range by compensating for dead time related count losses on a microsecond timescale
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Analytical Atomic Spectrometry"
DOI: 10.1039/c9ja00327d
Abstract: Sampling of the pulse-counting signal with μs time-resolution provided a functional compensation for dead-time related count losses in spICP-MS, ultimately improving the linear dynamic range by one order of magnitude towards higher count rates. read more here.
Keywords: time related; related count; time; dead time ... See more keywords