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IEEE

A Multiply Open-Circuit Diagnosis Method for Inverters in PMSM Drives Considering Fault State Transition

Abstract: Fault diagnosis is crucial to ensuring the reliability of permanent magnet synchronous motor (PMSM) drive systems. For PMSM drive systems utilizing three-phase two-level inverters, power ...
IEEE

Transient Stability Analysis of Power Systems with Multiple Grid-Forming Voltage Source Converters using Reduced-Order Modeling Method

Abstract: The traditional power system dominated by synchronous generators is gradually evolving into a modern power system featured by high-penetrated renewable energy. As a key technology for ...
The New York Times

The Hobbyist Restorer Who Rocked the Art World With an A.I. Innovation

Alex Kachkine spends his days working on microchip research — a skill set surprisingly similar to that needed for restoration. By Ephrat Livni In 2016, an earthquake reduced the Church of San ...
C&EN

Time-Dependent Gaussian Basis Sets for Many-Body Systems Using Rothe’s Method: A Mean-Field Study

Hylleraas Centre for Quantum Molecular Sciences, Department of Chemistry, University of Oslo, P.O. Box 1033 Blindern, N-0315 Oslo, Norway ...
thecooldown

Couple shares unique, off-grid building method using straw bales: 'Through rain or shine, it's been fine'

In this age of hyper-capitalism, many people dream of moving completely "off the grid." This ideal stems from the desire to just enjoy living without the stresses or pressures that come from modern ...
C&EN

A Novel Chemical-Space-Dependent Strategy for Compound Selection in Non-target LC-HRMS Method Development Using Physicochemical and Structural Data

Van’t Hoff Institute for Molecular Sciences (HIMS), University of Amsterdam, 1090 GD Amsterdam, The Netherlands Queensland Alliance for Environmental Health Sciences (QAEHS), 20 Cornwall Street, ...