84 citations · 272 across the 25 of their papers we have counts for
15 papers · 1 filter
An extended Perron-Frobenius operator filter for nonlinear state estimation
Yuta Miwa, Yoshihiko Susuki, Shunji Kotsuki
We propose an extended Perron--Frobenius Operator Filter (PFOF) for nonlinear state estimation. The method learns the Perron--Frobenius operator, an infinite-dimensional linear ope…
On Koopman Resolvents and Frequency Response of Nonlinear Systems
Yoshihiko Susuki, Natsuki Katayama, Alexandre Mauroy +1
This paper proposes a novel formulation of frequency response for nonlinear systems in the Koopman operator framework. This framework is a promising direction for the analysis and…
Hybrid dynamical systems modeling of power systems
B. G. Odunlami, M. Netto, Y. Susuki
The increasing integration of renewable energy sources has introduced complex dynamic behavior in power systems that challenge the adequacy of traditional continuous-time modeling…
Model Predictive Control of Smart Districts Participating in Frequency Regulation Market: A Case Study of Using Heating Network Storage
Hikaru Hoshino, T. John Koo, Yun-Chung Chu +1
Flexibility provided by Combined Heat and Power (CHP) units in district heating networks is an important means to cope with increasing penetration of intermittent renewable energy…
Dissipativity of nonlinear ODE model of distribution voltage profile
Chiaki Kojima, Yuya Muto, Yoshihiko Susuki
In this paper, we consider a power distribution system consisting of a straight feeder line. A nonlinear ordinary differential equation (ODE) model is used to describe the voltage…
Control of Oscillatory Temperature Field in a Building via Damping Assignment to Nonlinear Koopman Mode
Yoshihiko Susuki, Kohei Eto, Naoto Hiramatsu +1
This paper addresses a control problem on air-conditioning systems in buildings that is regarded as a control practice of nonlinear distributed-parameter systems. Specifically, we…
Koopman-Model Predictive Control with Signal Temporal Logic Specifications for Temperature Regulation of a Warm-Water Supply System
Ryo Miyashita, Yoshihiko Susuki, Atsushi Ishigame
Control of warm-water supply for dialysis treatment in a hospital environment is typical of safety-critical control problems. In order to guarantee the continuity of warm-water sup…
A mode-in-state contribution factor based on Koopman operator and its application to power system analysis
Kenji Takamichi, Yoshihiko Susuki, Marcos Netto +1
This paper proposes a mode-in-state contribution factor for a class of nonlinear dynamical systems by utilizing spectral properties of the Koopman operator and sensitivity analysis…
Asymptotic Assessment of Distribution Voltage Profile Using a Nonlinear ODE Model
Haruki Tadano, Yoshihiko Susuki, Atsushi Ishigame
The promising increase of Electric Vehicles (EVs) in our society poses a challenging problem on the impact assessment of their charging/discharging to power distribution grids. Thi…
Autonomous Vehicle-to-Grid Design for Provision of Frequency Control Ancillary Service and Distribution Voltage Regulation
Shota Yumiki, Yoshihiko Susuki, Yuta Oshikubo +6
We develop a system-level design for the provision of Ancillary Service (AS) for control of electric power grids by in-vehicle batteries, suitably applied to Electric Vehicles (EVs…
On analytical construction of observable functions in extended dynamic mode decomposition for nonlinear estimation and prediction
Marcos Netto, Yoshihiko Susuki, Venkat Krishnan +1
We propose an analytical construction of observable functions in the extended dynamic mode decomposition (EDMD) algorithm. EDMD is a numerical method for approximating the spectral…
Synthesis of Spatial Charging/Discharging Patterns of In-Vehicle Batteries for Provision of Ancillary Service and Mitigation of Voltage Impact
Naoto Mizuta, Yoshihiko Susuki, Yutaka Ota +1
We develop an algorithm for synthesizing a spatial pattern of charging/discharging operations of in-vehicle batteries for provision of Ancillary Service (AS) in power distribution…
Dynamic Security Analysis of Power Systems by a Sampling-Based Algorithm
Qiang Wu, T. John Koo, Yoshihiko Susuki
Dynamic security analysis is an important problem of power systems on ensuring safe operation and stable power supply even when certain faults occur. No matter such faults are caus…
Data-Driven Participation Factors for Nonlinear Systems Based on Koopman Mode Decomposition
Marcos Netto, Yoshihiko Susuki, Lamine Mili
This paper develops a novel data-driven technique to compute the participation factors for nonlinear systems based on the Koopman mode decomposition. Provided that certain conditio…
Applied Koopman Operator Theory for Power Systems Technology
Yoshihiko Susuki, Igor Mezic, Fredrik Raak +1
Koopman operator is a composition operator defined for a dynamical system described by nonlinear differential or difference equation. Although the original system is nonlinear and…