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q-axis current control

Control of Three-Phase Grid-Connected Microgrids Using Artificial Neural Networks

Control of Three-Phase Grid-Connected Microgrids Using Artificial Neural Networks

... Fig. 7 shows the performance of the microgrid in the grid-connected mode, islanding mode, and transition from the grid-tied to islanding mode. Due to variable weather conditions, the power transferred from a wind turbine ...

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A Novel d-q Control of DDPMSG in WECS for Enhanced Performance Characteristics

A Novel d-q Control of DDPMSG in WECS for Enhanced Performance Characteristics

... voltage control strategy, in which each control loop has a cascaded structure: a fast inner current loop, controlling the stator d- and q-axis currents, combined with an outer slower ...

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Optimum Rotor Flux Control for Indirect Vector Control of Induction Motor using Loss Optimization

Optimum Rotor Flux Control for Indirect Vector Control of Induction Motor using Loss Optimization

... vector control method has a good dynamic performance due to the inherent decoupling between d-axis (flux producing component) and q-axis (torque producing component) components of ...

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Hardware Validation for Control of Three-Phase Grid-Connected Microgrids Using Artificial Neural Networks

Hardware Validation for Control of Three-Phase Grid-Connected Microgrids Using Artificial Neural Networks

... to control a grid-connected converter ...and q-axis current tracking control of a grid-connected converter in a vector control ...vector control methods, the neural ...

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A two degrees of freedom system for wheel traction applications

A two degrees of freedom system for wheel traction applications

... field-producing current, then no tangential contribution to the total force exists, since the presence of the tangential stress depends on the q-axis torque-producing ...normal axis and its ...

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Model Predictive Control of Back to Back Converter in PMSG Based Wind Energy System

Model Predictive Control of Back to Back Converter in PMSG Based Wind Energy System

... reference q axis grid current was set to zero. -The reference d axis stator current was set to ...stator current increases when load torque ...grid current. Fig.8 ...

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Robust Control of Encoderless Synchronous Reluctance Motor Drives Based on Adaptive Backstepping and Input-Output Feedback Linearization Techniques

Robust Control of Encoderless Synchronous Reluctance Motor Drives Based on Adaptive Backstepping and Input-Output Feedback Linearization Techniques

... tracking control of ...proposed control and Persistency of Excitation (PE) condition are proved based on Lyapunov ...proposed control drive system, the maximum torque control (MTC) scheme and ...

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Interior Permanent Magnet Synchronous Motor Drives

Interior Permanent Magnet Synchronous Motor Drives

... torque control equation by using d-q axis model of the IPMSM, current vector control with Maximum Torque per Ampere (MTPA) and vector ...

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Q-Learning for Robot Control

Q-Learning for Robot Control

... gaze control tasks. As well as learning the basic control tasks, the algorithm learns to compensate for delays in sensing and actuation by predicting the behaviour of its ...

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Hierarchical Control Approach for an Autonomous Microgrid including PV Systems to Mitigate the Impacts of Non-Linear Loads

Hierarchical Control Approach for an Autonomous Microgrid including PV Systems to Mitigate the Impacts of Non-Linear Loads

... droop control of frequency and voltage is widely ...droop control methods for the islanding operation of the microgrid have been used in the literature ...droop control over the centralized ...

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Direct Axis Control of Torque Rebalance Loop fora Two Degree of Freedom Gyroscope

Direct Axis Control of Torque Rebalance Loop fora Two Degree of Freedom Gyroscope

... Then, the gyroscope was powered up again by interfacing the Simulink model consisting of both the direct axis and cross axis control loops. It was observed that the gyroscope was operating in normal ...

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siRNAs with decreased off-target effect facilitate the identification of essential genes in cancer cells

siRNAs with decreased off-target effect facilitate the identification of essential genes in cancer cells

... effects. Total RNA was extracted using RNA prep Pure Cell/Bacteria Kit (Tiangen). A total of 1 μg of extracted total RNA from each sample was reverse-transcribed by Reverse Transcription System (Promega) according to the ...

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Comparative study of variable flux memory machines with parallel and series hybrid magnets

Comparative study of variable flux memory machines with parallel and series hybrid magnets

... His current major research interests include the design and control of permanent magnet brushless machines and drives for applications ranging from automotive to renewable ...

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Modular Approach for Investigation of the Dynamic Behavior of Three Phase Induction Machine at Load Variation

Modular Approach for Investigation of the Dynamic Behavior of Three Phase Induction Machine at Load Variation

... or it can be incorporated in advanced motor drive sys- tems. It could be very helpful in teaching and research of electric machine drives and control. The presented model can be adapted for large wound-rotor ...

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The effect of quercetine on leaf abscission of apple tree (Malus domestica Borkh ), growth of flax (Linum usitatissimum L ) and pea (Pisum sativum L ), and ethylene production

The effect of quercetine on leaf abscission of apple tree (Malus domestica Borkh ), growth of flax (Linum usitatissimum L ) and pea (Pisum sativum L ), and ethylene production

... Glass jars with the volume of 260 ml con- taining five 5-day-old pea seedlings in 90 ml of distilled water were placed into plastic stands. Epicotyls of these pea seedlings were treated with a lanolin paste containing ...

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Investigation on Development of Sliding Mode Controller for Constant Power Loads in Microgrids

Investigation on Development of Sliding Mode Controller for Constant Power Loads in Microgrids

... nonlinear control techniques have already been adopted [8, ...Mode Control (SMC) technique will be implemented in the case of load side compensation for CPL instability in microgrid ...mode control ...

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Improve Power Quality in Power Grid using STATCOM with Hysteresis Control Technique

Improve Power Quality in Power Grid using STATCOM with Hysteresis Control Technique

... new control approach with great potential for real time ...load current taken as input to fuzzy system. For a close loop control, error input can be selected as current, voltage or impedance, ...

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A Novel Topology for Three-Phase SEIG Feeding Single-Phase Loads by using STATCOM Based Controller

A Novel Topology for Three-Phase SEIG Feeding Single-Phase Loads by using STATCOM Based Controller

... on control of a three-phase STATCOM has been proposed, and discussed, and analysis corresponding with there corresponding wave forms of ...on control using the STATCOM, in addition to current ...

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Multi axis numerical control

Multi axis numerical control

... 2 PWM Drive Design 4.4.1.3 Problem and Analysis 4.4.2 Limited Unipolar PWM SeIVo Drive 4.4.3 Motor Performance 4.5 SUITllDary CHAPTER 5 SYSTEM MODELLING AND ANALYSIS 5.1 Control Modes 5.[r] ...

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Non linear circuit based model of PMSM under inter turn fault: a simple approach based on healthy machine data

Non linear circuit based model of PMSM under inter turn fault: a simple approach based on healthy machine data

... Abstract The paper proposes a fast dynamic mathematical model to evaluate the performances of saturated permanent magnet synchronous machines (PMSM) under stator winding’s inter turn fault. The parameters of the model ...

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