Ac motor, pmsm, vector control, scalar control 1 introduction one way of controlling ac motors for variable speed applications is through the open loop scalar control, which represents the most popular control strategy of squirrel cage ac motors. Permanent magnet synchronous motor pmsm for evhev pursues magnets, magnetshigher efficiency, higher power density, higher rotation speed and better nvh performanc. Bose, power electronics and ac drives, macgrawhill, new york, 1986. In this paper, we present a new contribution of fpgas fieldprogrammable gate array for control of electrical machines. Variation of transformed variable y 3 with input v 1 keeping v 20. The backstepping control is a systematic and recursive design methodology for nonlinear feedback control. Nowadays it is used in applications, where information about the angular speed need.
Appling those design methods, control objectives such as position, velocity can be achieved. Pmsmbldc as generators in renewable energy conversion systems. Pmsm construction and operation the permanent magnet synchronous motor is a rotating. Digital control of permanent magnet synchronous motors. Sensored field oriented control of 3phase perm magnet sync. Permanent magnet synchronous motor pmsm has been considered as the best choice for numerous applications. The permanent magnet synchronous motor pmsm is widely used in many. The program is based on the acs800 standard control program.
Then, an adaptive fuzzy controller is adopted to cope with the dynamic uncertainty and external load effect in the speed loop of pmsm drive. Linearization of permanent magnet synchronous motor using. Permanent magnet synchronous motor pmsm nxp semiconductors. Hanamoto 7 proposed the hardware speed control system of. One of these rotors is the stator in the conventional pmsm motors. Steadystate analysis and comparison of control strategies. Mtpa based sensorless field oriented control of pmsm using mras. Because of the end effect due to its limited mover size sensorless control of lin ear pmsm would be still an open question 2527. The information from backemf zero crossing is used to. Online model predictive torque control for permanent magnet. More recently, adjustable speed ac motor drive applications are spreading not only in. The torque ripple of the wave can be expected and is possibly as much as %.
Electronic speed controller for bldc and pmsm three phase. Our dspic33 family of dscs offers digital signal processing dsp performance and advanced motor control peripherals to generate the waveforms for advanced pmsm control algorithms like foc, flux weakening, sensorless control and stall detection. This structure has many applications like wind and hydro generators, electric vehicles and marine usages. Bose, modern power electronics and ac drives, upper saddle.
The first and most popular vc method is field oriented control foc. Threephase permanent magnet synchronous motor pmsm introduction the permanent magnet synchronous motor pmsm is widely used in various industries due to its high power density, smaller size, and higher efficiency. Motor control application kit infineon technologies. Synchronous motor pmsm using a sic mosfet inverter implemented in a. Chapter 2 presents some common control techniques used for control of permanent magnet synchronous motors pmsm. Pdf various techniques of sensorless speed control of. And take the model for simulation experiment in matlabsimulink. Applying svpwm technique to the pmsm and obtaining the speed, torque, current responses when load was increased. Now a days, permanent magnet synchronous motor pmsm is designed not only to be more powerful but also with lower mass and lower moment of inertia. Sensored field oriented control of 3phase permanent magnet. Field weakening operation control strategies of pmsm based. These qualities render pmsm as one of the most applicable ac machines for servo control applications and pmsm is therefore gaining extensive research attention in recent years.
Bose, modern power electronics and ac drives, prentice hall ptr. Jagannathan torque ripple reduction in permanent magnet synchronous motor driven by field oriented control using or pulse width. For applications which require fast dynamic response for speed and torque changes, sophisticated control techniques, such as. Two methods of fault detection in the pmsm electric drive. Pdf dsp based speed control of the surface mounted permanent. Modeling, simulation and control of an anti rotational. The current controller decouples the dq axis current from the flux linkage information of the motor and outputs a control voltage.
Stevalesc001v1 target applications um2197 main features um2197 rev 2. Ying 6 proposed a speed control integrated circuit ic for permanent magnet synchronous motor pmsm drive under this sopc environment. The proposed approach takes into account constraints on voltages and currents, and allows the use of modulation techniques that eliminate the side effects caused. Data monitoring and control interface the data monitor and control. Index terms model predictive control mpc, deadbeat predictive control dbpc, fieldoriented control foc, permanentmagnet synchronous motor pmsm. Several speed control methods have been proposed in literature. Induction motor modelling for vector control purposes pdf. Comparison of bldc and pmsm motors both motor types are synchronous machines. Fcm8531 mcu embedded and configurable 3phase pmsmbldc.
The amc is the core processor specifically designed for motor control. Also, sensorless drive for linear pmsm has not been fully investigated yet. Rotational permanent magnet synchronous motor ar pmsm in an electric vehicle. By driving the motor with rectangular current commutation, more frequency harmonics are present in the current waveform as shown in fig. Speed control of permanent magnet synchronous motor by. They are broadly classified into scalar and vector control. This motor has inner and outer rotors and so it has two independent shafts. Pmsmbldc as generators in renewable energy conversion. The principle of space vector pulse width modulation svpwm was introduced and implementing for pmsm.
Simulation of a permanent magnet synchronous motor using. Assuming that the current in the electric motor is symmetrical three phase sinusoidal current and the system model of foc vector control hasbeen established. A hybrid dualmode control for permanentmagnet synchronous. Modeling, simulation and control of an anti rotational pmsm. Acces pdf 3 phase bldc pmsm low voltage motor control drive. The minimum amount of torque ripple appears when driving this sinusoidal bemf motor. Dynamic behaviour model of permanent magnet synchronous motor fed by pwm inverter and fuzzy logic controller for stator phase current, flux and torque control of pmsm. Efficient sensorless pmsm drive for electric vehicle. Development and analysis of permanent magnet synchronous. It can be concluded that both copper and core losses need to be accounted for in the analysis and control of high performance motor drives. The backemf is trapezoidal in the bldc motor case, and sinusoidal in the pmsm motor case. Past sensorless control methods based on mathematical model have been proposed since early 1990s. The air gap magnetic field is provided by these permanent magnets and hence it remains constant. This application report presents a solution to control a permanent magnet synchronous motor pmsm using the tms320f2837x microcontrollers.
Field oriented control of permanent magnet synchronous motors ug. Permanent magnet synchronous motor pmsm has a high torqueinertia ratio, high speed, high efficiency as well as high reliability and is of compact size. To meet these e requirements, an improved triangle rotor topology s presentedi. Permanent magnet synchronous motors pmsm are typically used for highperformance and highefficiency motor drives. Sensored field oriented control of 3phase permanent.
The sinusoidal voltage waveform applied to this motor is created by using the space vector modulation technique. An extended highgain observer, which is driven by the measured position of the pmsm s rotor, is also used to estimate both the speed of the motor and the disturbance present in the system to recover the performance of feedback linearization. The main use case for this application card is to demonstrate the various motor control algorithms e. Um1052 user manual stm32f pmsm singledual foc sdk v4. Pdf speed control of permanent magnet synchronous motors. Pdf this paper present the technical challenges associated with the proposed control. A simple and robust speed control scheme of permanent magnet. Additional control methods such as constant torque angle control ctac, optimum torque per. Linearization of permanent magnet synchronous motor using matlab and simulink 391 fig. Motor control blockset provides simulink blocks for creating and tuning fieldoriented control and other algorithms for brushless motors. Featuring an extensive introductory chapter by powerelectronics expert bimal k.
This paper presents the field oriented vector control scheme for permanent magnet synchronous motor pmsm drives, where current controller followed by. The feasibility and effectiveness of various pulse width modulation techniques implemented for pmsm are addressed in this paper and verified by computer simulation. Fundamental principle of pmsm foc highperformance motor control is characterized by smooth rotation over the entire speed range of the. Pmsm control strategies terminal inductance l2ph 0. Pmsm field oriented control 3phase sensorless pmsm motor control kit with s32k144, rev. Mtpa based sensorless field oriented control of pmsm. Several researchers have utilized electrical model of pmsm that includes a parallel resistance that accounts for core losses in high performance applications 2, 4. Online model predictive torque control for permanent. Pdf permanent magnets synchronous motor control theory. Speed control is quite challenging due to variations in load and time varying motor parameters. In middlelow speed type, flat pmsm technology was introduced as. Control parameters and motor measurements that are presented in this report is nat. Tms320f2837x devices are part of the family of c2000 microcontrollers which enable costeffective design of intelligent controllers for three phase motors by reducing the system components and increase. Because pmsm motors must be driven with sinusoidal waveforms, the complexity of the control increases.
Sensorless control is used in areas that need reliable protection for the shaft of the motor from dust or other chemical intruders. The pmsm drive application program is designed for applications in which the drive runs a permanent magnet synchronous machine pmsm. Permanent magnet synchronous motor driver and control. Blocks include park and clarke transforms, sensorless observers, field weakening, a spacevector generator, and an foc autotuner. This example implements the fieldoriented control foc technique to control the speed of a threephase permanent magnet synchronous motor pmsm. Pdf field oriented control of pmsm using svpwm technique. Thus, an immediate reduction in power losses occurs.
Stevalihm021v2 100 w, 3phase inverter based on l6390 and ultrafastmesh mosfet for speed fo of 3phase pmsm motor drive stevalihm023v3 1 kw 3phase motor control evaluation board featuring l6390 drivers and new igbt stgp10h60df stevalihm025v1 1 kw 3phase motor control demonstration board featuring the igt sllimm stgipl14k60. Pdf performance analysis of control strategies of permanent. Permanent magnet synchronous motor pmsm is widely used in xev as the feature of high power density, high efficiency. Permanent magnet synchronous motor pmsm dynamic model. Reference model based lowspeed control of pmsm ieee. Nov 05, 2009 reference model based lowspeed control of pmsm abstract.
To make pmsm a high performance drive, effective control system is required. This method is based on decoupling control of torque and flux 9, 10. Field oriented control of permanent magnet synchronous. Vector control is a precise control method for both steadystate and transients. Data monitoring and control interface the data monitor and control interface dmci pro.
Pdf the paper presents different approaches of pmsm control strategies. Due to its high power density and smaller size, pmsm has in recent years evolved as the preferred solution for speed and position control drives on machine tools and robots. High speed is one of the develop ing trend as the need of more hi gher power density 1. This application note presents a solution to control a permanent magnet synchronous motor pmsm using the tms320f2837x microcontrollers. Vector control drive of permanent magnet synchronous motor using resolver sensor t v v pavan kumar 1 p. Lowcost position sensorless speed control of pmsm drive. Jagannathan torque ripple reduction in permanent magnet synchronous motor driven by field oriented control using or pulse width modulation 20 international conference on computer. Bose, modern power electronics and ac drives, 4th ed. Chun, speed control of a pmsm motor based on the new. The mathematical model of pmsm is analyzed by neglecting the saturation of the electric motor ferrite core, turbulent flow and hysteresis loss in electric motor. Vector control drive of permanent magnet synchronous motor. It has dedicated motor control peripherals, posif, math, ccu8, adc and ccu4.
Sensorless control in a pmsm can be classified roughly into two categories. Features of tuning strategy for field oriented control of. Conventional vc drive uses speed sensor such as a shaft encoder for speed control. Pmsm o motor control software using xm xmc introduction 1. Synchronous motor with permanent magnet is a choice in kw range.
Tms320f2837x devices are part of the family of c2000 microcontrollers, which enables the costeffective design of intelligent controllers for three phase motors. An12235, 3phase sensorless pmsm motor control kit with s32k144. The conventional dc motor commutates itself with the use of a. Design and digital implementation of controller for pmsm. Direct torque control of a permanent magnet synchronous motor. The minimum amount of torque ripple appears when driving this sinusoidal bemf motor with sinusoidal currents. Bose, power electronics and motor drivesrecent progress. Sensored encoderbased field oriented control of three. The new rotor topology is through comparing the researched.
Right motor control technique is often essential for driving such high efficient pmsm. Block commutation with hall sensor, vf control, field orientation control by using. Generally, motor speed obtained from the socalled m method is averaged by counting the number of pulses from the coupled encoder at a fixed time period. Sensored field oriented control of 3phase perm magnet. Nov 11, 2011 combination of pmsm low voltage 15 w motor card and xmc0 boot kit is the best kit to evaluate the motor control capabilities of xmc0. Permanentmagnet synchronous machine drives intechopen.
Bose, modern power electronics and ac drives, upper saddle river. An highspeed lownoise rotor topology for evhev pmsm. Trapezoidal control of bldc motors using hall effect sensors. Pdf speed control of permanent magnet synchronous motors by. It integrates a configurable processing core and peripheral circuits to perform foc and sensorless motor control.
Field weakening operation control strategies of pmsm based on. Pdf various techniques of sensorless speed control of pmsm. Tnd6236 modern motor control applications and trends. This paper proposes a digital hardware control of permanent magnet. Low speed control is indispensable to several servo applications. Pmsm field oriented control using svpwm for control moment. The simulated currents in the motor windings were stored into the matlab operating area and the hard drive. An12235, 3phase sensorless pmsm motor control kit with. The feasibility and effectiveness of various pulse width modulation techniques implemented for pmsm are addressed in.
Dc, ac, and bldc motors introduces practical drive. Figure 4 shows the typical signals for pmsm with brushless dc control bldc. Sensorless control of ipmsm for last 10 years and next 5 years. Induction motor, vector control, flux estimation, speed estimation, reduced order observer. Mod35efficiency optimization of pmsm based drive system. The only difference between them is the shape of the induced voltage, resulting from two different manners of wiring the stator coils. It is observed that the plot between y 3 and v 1 is almost linear, thus verifying that. Permanent magnet synchronous motor voltage vector control by. Pdf in this paper various technique are describe for sensorless speed control of permanent magnet synchronous motor pmsm. Speed control of permanent magnet synchronous motor using fpga. Field oriented control foc of permanent magnet synchronous motor pmsm is one of the widely used methods for the speed control of the motor. Bose, a highperformance inverterfed drive system of an interior pm.
As a result, the agei ng process of the motor is accelerated. Abstract nin this paper a model predictive control mpc method for torque control of a permanent magnet synchronous motor pmsm is presented. Permanent magnet synchronous motor voltage vector control by simulation ambrish pati tripathi,vikram singh,ankush patidar abstract proposed permanent magnet synchronous motor control based on matlab pmsm voltage vector control system model of simulation. Sensorless control of permanent magnet synchronous motor pmsm. In this paper, a permanent magnet synchronous motor pmsm servo drive. In order to find effective ways of designing a controller for pm synchronous motor pmsm, the dynamic model of the machine is normally used. This paper presents a novel speed control technique for a permanent magnets synchronous pmsm drive based on newly nonlinear backstepping technique. Efficient sensorless pmsm drive for electric vehicle traction. Highperformance motor control is characterized by smooth and accurate rotation over the entire speed range of the motor. Permanent magnet synchronous motor pmsm dynamic model youtube. The proposed approach takes into account constraints on voltages and currents, and allows the use of. In this pmsm foc motor control software, the hardware peripherals used are listed in the table below. Vector control drive of permanent magnet synchronous. They are broadly classified into scalar and vector control techniques.
The pmsm drives are typically used in industrial applications. It is known that the pmsm vector control vc allows one to obtain a dynamical model similar to the dc machine. We design a not adaptive speed regulator for a permanentmagnet synchronous motor pmsm. Motor type pmsm rated torque 2nm torque constant 0. When the motor speed reaches above the base speed, the. Nonlinear backstepping control of permanent magnet. Vector control is accepted widely due to its decoupling effect but it is not the only performance requirement. Now a days, permanent magnet synchronous motor pmsm is designed not only to be. Vector control, also called fieldoriented control foc, is a variablefrequency drive vfd. Pmsm field oriented control using svpwm for control. Modeling and simulation of a permanent magnet synchronous motor using matlabsimulink. In section 4, permanent magnet synchronous motor drive system is. Sensorless control of ipmsm for last 10 years and next 5. Permanent magnet synchronous motors pmsms microchip.
1508 863 884 332 1551 1839 520 1267 1241 594 123 1321 1112 370 798 1035 1637 532 108 367