199 results found.
Year: 2009, Volume: 9, Issue: 2
... p €“ number of pole pairs, ‰s and ‰m €“ stator and rotor angular speed, ‰sl €“ slip angular speed (‰s €“ ‰m), Tem €“ electromagnetic torque. Figure 1. Closed-loop control of stator flux. It is known that the stator field-orientation method is based on the alignment of stator flux vector with ...
Terms matched: 1 - Score: 12 - 724k
Year: 2009, Volume: 9, Issue: 3
... induction motors reference (n *= n *1). Reference correction ”n* is proportional of 5.5kW, two per leg. to the difference of estimated electromagnetic torque 2. System conveyor belts (2m/s) with "battered" (”Te=Te1-Te2). Proportional gain of load sharing regulators (30kW ...
Terms matched: 1 - Score: 12 - 563k
Year: 2008, Volume: 8, Issue: 2
... Nuclear quadruple resonance, Analog-to- digital converter, Digital-to-analog converter, Microcontroller, Stepper motor I. INTRODUCTION Nuclear quadruple resonance (NQR) is a resonance absorption of electromagnetic energy in crystals, caused by Figure 1. Measuring LC circuit with the combined capacitor. transitions between power levels, appearing as a result of interaction of ...
Terms matched: 1 - Score: 12 - 474k
Year: 2017, Volume: 17, Number: 1
... are measured, such as: acoustic noise, vibration signals attracts much less attention. In the current paper, detection of the broken bar was conducted by observing electromagnetic field, air-gap torque, voltage, instantaneous fault frequency content of the modulus of the analytical power, vibration, stator current and others [1-5]. ...
Terms matched: 1 - Score: 12 - 1,499k
Year: 2016, Volume: 16, Number: 2
... and differential magnetization inductances), the no-load mathematical models include the electrical parameters of the characteristic and the external characteristic were determined. machine that can be determined by electromagnetic field The magnetization characteristic, the parameters and the computations or by other experimental methods. In the last operational characteristics provide important information decades the numerical methods have ...
Terms matched: 1 - Score: 12 - 1,401k
Year: 2018, Volume: 18, Number: 1
... analysis of 2DOF controller for split stator principle. This structure improves the response of the proposed VSC under speed reference tracking and load disturbance IM were executed and the electromagnetic parameters were changes. Stability of VSC using Lyapunov theory is discussed. determined. The finite element model in three dimensional Due to the variable nature of the ...
Terms matched: 1 - Score: 12 - 1,688k
Year: 2021, Volume: 21, Number: 2
... ]. represented as follows [9 ]: In addition, the voltage vector selected cannot, in most ƒ di d cases, compensate flux linkage error and electromagnetic ƒv d € R s i d € Ld dt € pLq — i q torque error. To overcome these problems, various methods ƒ have been proposed ...
Terms matched: 1 - Score: 12 - 1,381k
Year: 2018, Volume: 18, Number: 3
... analysis of the coupling noise considered. effect was performed using a lumped-circuit-based TSV-to- Index Terms €” integrated circuit reliability, SPICE, TSV model in a commercial 3D electromagnetic simulator. crosstalk, interconnect, through-silicon via. A compact TSV-to-TSV coupling model facilitates the full- chip SI analysis flow based on a commercial simulator. I ...
Terms matched: 1 - Score: 12 - 1,556k
Year: 2010, Volume: 10, Issue: 4
... of tubular linear reluctance motor are described. The effect of structure parameters on magnetic flux density is where the inductance of the excited winding is maximized also discussed. Electromagnetic finite-element analysis is used or reluctance to the flow of magnetic flux is decreased. for simulation of magnetic field, and simulation results of the The resistance to ...
Terms matched: 1 - Score: 11 - 850k
Year: 2009, Volume: 9, Issue: 2
... Radu MUNTEANU Technical University of Cluj-Napoca, C. Daicoviciu str. 15, Cluj-Napoca, ROMANIA Ioan.Vadan@eps.utcluj.ro Abstract €” The paper presents the design and Finite Element electromagnetic type (fixed coil and moving magnet). (FEM) analysis of a Linear compressor of voice coil type The present study proposes a new solution of ...
Terms matched: 1 - Score: 11 - 473k