Discrete-Time Modeling of Interturn Short Circuits in Interior PMSMs - Data and Models

Project: Discrete-Time Modeling of Interturn Short Circuits in Interior PMSMs

Authors: Lukas Zezula, Matus Kozovsky, Ludek Buchta and Petr Blaha 
	 (corresponding author: Lukas Zezula, e-mail: lukas.zezula@ceitec.vutbr.cz)

Affiliation: CEITEC - Central European Institute of Technology,
	     Brno University of Technology, 612 00 Brno, Czech Republic

Files included:
├── Data_diverse_FI/                    # Measured and DTM-generated data for an ISC occurring with diverse fault indicators stored as timeseries objects in .mat files
│   ├── Rsc_changes_3turns_1Nm.mat      # Rsc changes at 1900 rad/s with 1 Nm load, sgm=3/25, Rsc decreasing in 14.4 + {442, 47.0, 5.62, 1.74} mOhm
│   ├── Rsc_changes_3turns_3Nm.mat      # Rsc changes at 1900 rad/s with 3 Nm load, sgm=3/25, Rsc decreasing in 14.4 + {442, 47.0, 5.62, 1.74} mOhm
│   ├── Rsc_changes_6turns_1Nm.mat      # Rsc changes at 1900 rad/s with 1 Nm load, sgm=6/25, Rsc decreasing in 14.4 + {442, 47.0, 5.62, 1.74} mOhm
│   └── Rsc_changes_6turns_3Nm.mat	# Rsc changes at 1900 rad/s with 3 Nm load, sgm=6/25, Rsc decreasing in 14.4 + {442, 47.0, 5.62, 1.74} mOhm
│
├── Data_diverse_OC/                    # Measured and DTM-generated data for an ISC occurring at diverse operating conditions stored as timeseries objects in .mat files
│   ├── load_transient.mat          	# Load transient at 1400 rad/s from 1 to 3 Nm with a 50 Nm/s rate, Rsc = (1.74 + 14.4) mOhm, sgm = 10/25
│   ├── velocity_transient.mat		# Velocity transient from 1200 to 1600 rad/s with a 10000 rad/s^2 rate and 2 Nm load, Rsc = (1.74 + 14.4) mOhm, sgm = 10/25
│   └── steady_state.mat		# Velocity steady state at 1400 rad/s with a 1 Nm load, Rsc = (1.74 + 14.4) mOhm, sgm = 10/25
│
├── Models/                   		# Models prepared in MATLAB Simulink, MATLAB 2024b
│   ├── codegen_mod_eul.slx             # Single-precision implementation of the forward Euler DTM for code generation
│   ├── codegen_mod_new.slx             # Single-precision implementation of the derived DTM for code generation
│   └── models_comparison.slx           # Comparing the DTMs with the continuous-time model
│
└── README.txt                		# This file

Data in .mat files:
idq_eul		...	Direct and quadrature axis currents (respectively) predicted by the forward Euler DTM
idq_meas	...	Direct and quadrature axis currents (respectively) transformed from the measured stator currents
idq_new		...	Direct and quadrature axis currents (respectively) predicted by the derived DTM
if_eul		...	Fault current predicted by the forward Euler DTM
if_meas		...	Fault current measured in the FIU
if_new		...	Fault current predicted by the derived DTM
Rsc		... 	Emulated short circuit resistance
sgm		...	Emulated fault severity
SinCos		...	Angle tracking observer outputs: sine and cosine (respectively) of the electrical angle
Te_eul		...	Electromagnetic torque predicted by the forward Euler DTM
Te_meas		...	Electromagnetic torque calculated from the post-processed measured torque
Te_new		...	Electromagnetic torque predicted by the derived DTM
udq		...	Direct and quadrature axis voltages (respectively) generated by the control algorithm
we		...	Angle tracking observer outputs: estimated electrical angular velocity

Introducing paper: Discrete-Time Modeling of Interturn Short Circuits in Interior PMSMs