Condition monitoring of industrial electric machines: State of the art and future challenges
SB Lee, GC Stone, J Antonino-Daviu… - IEEE Industrial …, 2020 - ieeexplore.ieee.org
The limitations of the thermal, vibration, or electrical monitoring of electric machines such as
false indications, low sensitivity, and difficulty of fault interpretation have recently been …
false indications, low sensitivity, and difficulty of fault interpretation have recently been …
Term structure movements and pricing interest rate contingent claims
TSY Ho, SB Lee - the Journal of Finance, 1986 - Wiley Online Library
This paper derives an arbitrage‐free interest rate movements model (AR model). This
model takes the complete term structure as given and derives the subsequent stochastic …
model takes the complete term structure as given and derives the subsequent stochastic …
Detection and classification of rotor demagnetization and eccentricity faults for PM synchronous motors
Condition monitoring of rotor problems such as demagnetization and eccentricity in
permanent-magnet synchronous motors (PMSMs) is essential for guaranteeing high motor …
permanent-magnet synchronous motors (PMSMs) is essential for guaranteeing high motor …
Advanced induction motor rotor fault diagnosis via continuous and discrete time–frequency tools
…, M Riera-Guasp, SB Lee… - IEEE Transactions …, 2014 - ieeexplore.ieee.org
Transient-based fault diagnosis in induction motors has gained increasing attention over
the recent years. This is due to its ability to avoid eventual wrong diagnostics of the …
the recent years. This is due to its ability to avoid eventual wrong diagnostics of the …
Condition monitoring of DC-link electrolytic capacitors in adjustable-speed drives
A new preventive maintenance strategy for the sensorless condition monitoring of inverter dc-link
aluminum electrolytic capacitors based on equivalent series resistance (ESR) and …
aluminum electrolytic capacitors based on equivalent series resistance (ESR) and …
An evaluation of model-based stator resistance estimation for induction motor stator winding temperature monitoring
SB Lee, TG Habetler, RG Harley… - IEEE Transactions on …, 2002 - ieeexplore.ieee.org
In this paper, the feasibility of using an estimate of the stator resistance (R/sub s/) as an
indicator of stator winding temperature (T/sub s/) is evaluated. The advantages of resistance-…
indicator of stator winding temperature (T/sub s/) is evaluated. The advantages of resistance-…
Robust sensors-fault-tolerance with sliding mode estimation and control for PMSM drives
SK Kommuri, SB Lee… - IEEE/ASME transactions on …, 2017 - ieeexplore.ieee.org
In general, permanent magnet synchronous motor (PMSM) drives require four sensors (one
position, one dc-link voltage, and at least two current sensors) to obtain good dynamic …
position, one dc-link voltage, and at least two current sensors) to obtain good dynamic …
Does the October 1987 crash strengthen the co‐movements among national stock markets?
SB Lee, KJ Kim - Review of Financial Economics, 1993 - Wiley Online Library
This study examines the effect of the October 1987 crash on the co‐movements among national
stock markets. Interrelationships among the price movements in different national stock …
stock markets. Interrelationships among the price movements in different national stock …
A survey of methods for detection of stator-related faults in induction machines
RM Tallam, SB Lee, GC Stone… - IEEE Transactions …, 2007 - ieeexplore.ieee.org
As evidenced by industrial surveys, stator-related failures account for a large percentage of
faults in induction machines. The objective of this paper is to provide a survey of existing …
faults in induction machines. The objective of this paper is to provide a survey of existing …
Online detection of rotor eccentricity and demagnetization faults in PMSMs based on hall-effect field sensor measurements
Rotor eccentricity and local demagnetization in permanent magnet synchronous motors (PMSMs)
increase unbalanced magnetic pull and motor vibration resulting in accelerated aging …
increase unbalanced magnetic pull and motor vibration resulting in accelerated aging …