Order reduction techniques via routh approximation: a critical survey

AK Choudhary, SK Nagar - IETE Journal of Research, 2019 - Taylor & Francis
Routh Approximation is believed to witness tremendous usage in deriving the reduced
models from their higher equivalents. Order reduction is a critical field of interest for …

Improved Routh-Pade/spl acute/approximants: a computer-aided approach

V Singh, D Chandra, H Kar - IEEE transactions on automatic …, 2004 - ieeexplore.ieee.org
A geometric programming based computer-aided method to derive a reduced order (rth-
order) approximant for a given (stable) SISO linear continuous-time system is presented. In …

Model order reduction by using the balanced truncation and factor division methods

AK Prajapati, R Prasad - IETE Journal of Research, 2019 - Taylor & Francis
The aim of this paper is to construct a new model order reduction method for linear dynamic
systems. In this technique, the denominator polynomial of the reduced order model (ROM) is …

Reduced-order modelling of LTI systems by using Routh approximation and factor division methods

AK Prajapati, R Prasad - Circuits, Systems, and Signal Processing, 2019 - Springer
In this paper, a new model reduction technique for the large-scale continuous time systems
is proposed. The proposed technique is a mixed method of Routh approximation and factor …

/spl gamma/-/spl delta/Routh approximation for interval systems

B Bandyopadhyay, A Upadhye… - IEEE Transactions on …, 1997 - ieeexplore.ieee.org
The paper presents the/spl gamma/-/spl delta/Routh approximation for interval systems. The
interval/spl gamma/s and/spl delta/s are evaluated for the higher order interval systems, and …

Model reduction using the balanced truncation method and the Padé approximation method

AK Prajapati, R Prasad - IETE Technical Review, 2022 - Taylor & Francis
The objective of this article is the construction of a new model reduction method for the
simplification of large-scale linear dynamical plants. In this method, the denominator of the …

Order reduction of linear dynamic systems by improved Routh approximation method

AK Prajapati, R Prasad - IETE Journal of Research, 2019 - Taylor & Francis
In this paper, a new simplified Routh approximation technique is proposed for the model
order reduction (MOR) of large scale linear time-invariant systems. In reduced order …

A novel order abatement technique for linear dynamic systems and design of PID controller

SK Gautam, S Nema, RK Nema - IETE Technical Review, 2024 - Taylor & Francis
This article proposes a novel hybrid technique of order abatement for large-scale models
that combines the Mihailov stability method (MSM) and the stability equation method (SEM) …

A new model order reduction method for the design of compensator by using moment matching algorithm

AK Prajapati, R Prasad - … of the Institute of Measurement and …, 2020 - journals.sagepub.com
The aim of this paper is the construction of a new model reduction technique for large scale
stable linear dynamic systems. It is principally focused on the dominant modes and time …

Reduced order modelling of linear time invariant systems using the factor division method to allow retention of dominant modes

AK Prajapati, R Prasad - IETE Technical Review, 2019 - Taylor & Francis
This paper proposes a new model order reduction method for the large-scale dynamic
systems using the factor division approach to allow the preservation of dominant poles. For a …