Flux-weakening control
WebFlux- weakening is based on a proper choice of the current space vector (both angle and amplitude ) based on the direct feed-back control of the amplitude of the reference … Webcontrol strategies [3] enables a wide flux-weakening range of operation and extends the application of the PMSM drives to several new areas formerly reserved to wound- ... flux-weakening operation ...
Flux-weakening control
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WebFeb 22, 2024 · Above speed ω b is the flux weakening region, as the back electromotive force approaches the maximum voltage, flux weakening control is needed to maintain the voltage balance. The motor operates in the flux weakening region I and is restricted by both the maximum voltage and the maximum current, where it can output constant power (if … WebMar 9, 2024 · The invention discloses a motor flux-weakening control method and relates to a feedforward control-based voltage feedback compensation method. The motor flux-weakening control method comprises the following steps: determining a flux-weakening limiting voltage Usmax according to the DC bus voltage of a permanent magnet …
WebPermanent Magnet Synchronous Motors (PMSM) are widely used in traction purposes. It has the advantage of high efficiency, robustness, and good control characteristics. For the traction purpose, field weakening control is required to obtain wide speed operation. When the voltage reaches its maximum value, speed extension is possible by weakening the … WebIn order to simultaneously control the flux and torque, a decoupling circuitshould be used 4. This circuit is based ... Maximizing Field-Weakening Control: Design, Analysis, and Parameter ...
WebDownload scientific diagram Flowchart of the proposed flux-weakening control strategy. from publication: Wide Speed Range Operation Strategy of Indirect Matrix … WebA common objective for optimized field-weakening control is to maximize the PMSM’s efficiency while reaching the required torque. This is achieved by setting up torque-per-ampere (TPA) as the target to maximize and …
WebInterior permanent magnet motor (IPMSM) was used as air conditioner compressor to reduce the power consumption and improve the performance of the system. Two control methods including maximum torque per ampere (MTPA) and flux-weakening methods were employed to increase the speed range of the air conditioner compressor. The present …
WebJan 28, 2024 · Field oriented control allows the two components of current (d and q) to be controlled independently. Image credit: MathWorks. Field oriented control (also referred … sew 28125665WebThis paper considers the fuzzy control design of maximum torque per ampere (MTPA) and maximum torque per voltage (MTPV) for the interior permanent magnet synchronous motor (IPMSM) control... sew 28125673WebFor the flux-weakening control, the motor is excited within the current and voltage limits. To obtain the excitation currents, various control algorithms have been … sew 28230280WebJan 29, 2024 · The simulation results show that the single current flux-weakening fuzzy ST-SMO algorithm has faster convergence speed in the variable speed and the variable load of PMSM sensorless control system ... the tree machineWebIn this paper, a robust flux-weakening control scheme of PM synchronous machines is studied. Based on a novel current control concept, a speed/flux-weakening controller … sew 28273273WebJul 2, 2024 · However, due to the inherent characteristics of PMSM, there are still some difficulties in applying ISC strategy, such as solving the load angle corresponding to the current torque, realizing the maximum torque per ampere (MTPA) control and flux weakening control method in the stator field oriented control algorithm of PMSM. sew 28277198WebMar 12, 2024 · The conventional flux-weakening control algorithms will cause the series-winding PMSMs to enter the overmodulation region early and degrade the performance … the tree mahogany guitar