Modeling of distributed parameter systems for applications—A synthesized review from time–space separation

HX Li, C Qi - Journal of Process Control, 2010 - Elsevier
Many industrial processes belong to distributed parameter systems (DPS) that have strong
spatial–temporal dynamics. Modeling of DPS is difficult but essential to simulation, control …

Development of local dynamic mode decomposition with control: Application to model predictive control of hydraulic fracturing

A Narasingam, JSI Kwon - Computers & Chemical Engineering, 2017 - Elsevier
Dynamic mode decomposition with control (DMDc) is a modal decomposition method that
extracts dynamically relevant spatial structures disambiguating between the underlying …

Adaptive optimal control of highly dissipative nonlinear spatially distributed processes with neuro-dynamic programming

B Luo, HN Wu, HX Li - IEEE transactions on neural networks …, 2014 - ieeexplore.ieee.org
Highly dissipative nonlinear partial differential equations (PDEs) are widely employed to
describe the system dynamics of industrial spatially distributed processes (SDPs). In this …

Temporal clustering for order reduction of nonlinear parabolic PDE systems with time‐dependent spatial domains: Application to a hydraulic fracturing process

A Narasingam, P Siddhamshetty… - AIChE Journal, 2017 - Wiley Online Library
A temporally‐local model order‐reduction technique for nonlinear parabolic partial
differential equation (PDE) systems with time‐dependent spatial domains is presented. In …

Data-Driven Control for Nonlinear Distributed Parameter Systems

B Luo, T Huang, HN Wu, X Yang - IEEE Transactions on Neural …, 2015 - ieeexplore.ieee.org
The data-driven H∞ control problem of nonlinear distributed parameter systems is
considered in this paper. An off-policy learning method is developed to learn the H∞ control …

Modeling of hydraulic fracturing and designing of online pumping schedules to achieve uniform proppant concentration in conventional oil reservoirs

P Siddhamshetty, S Yang, JSI Kwon - Computers & Chemical Engineering, 2018 - Elsevier
We present a novel control framework for the closed-loop operation of a hydraulic fracturing
process. Initially, we focus on the development of a first-principle model of a hydraulic …

Model order reduction of nonlinear parabolic PDE systems with moving boundaries using sparse proper orthogonal decomposition: Application to hydraulic fracturing

HS Sidhu, A Narasingam, P Siddhamshetty… - Computers & Chemical …, 2018 - Elsevier
Developing reduced-order models for nonlinear parabolic partial differential equation (PDE)
systems with time-varying spatial domains remains a key challenge as the dominant spatial …

Feedback control of proppant bank heights during hydraulic fracturing for enhanced productivity in shale formations

P Siddhamshetty, JSI Kwon, S Liu, PP Valkó - AIChE Journal, 2018 - Wiley Online Library
In hydraulic fracturing of shale formations, compared to conventional reservoirs, the
fracturing fluid injected is of low‐viscosity and hence during pumping the proppant settles …

A sliding window based dynamic spatiotemporal modeling for distributed parameter systems with time-dependent boundary conditions

BC Wang, HX Li - IEEE Transactions on Industrial Informatics, 2018 - ieeexplore.ieee.org
Time/space separation based spatiotemporal modeling methods have been proven to be
effective and efficient for modeling a class of distributed parameter systems (DPSs) …

Optimal pumping schedule design to achieve a uniform proppant concentration level in hydraulic fracturing

S Yang, P Siddhamshetty, JSI Kwon - Computers & Chemical Engineering, 2017 - Elsevier
We present a novel design framework of an optimal and practical pumping schedule to
achieve uniform proppant concentration across fracture at the end of pumping. By using the …