Wavefarer is a highfidelity radar simulator that computes raw radar returns for drive scenario modeling at frequencies up to and beyond 100 ghz. The radial forces acting upon the surface of the rotor are very large but are cancelled out when the rotor is concentric with the stator. Experienced design and analysis engineers work together with state of the art modeling and stress analysis tools. Science and technology, general electromagnetism observations rotors electric properties magnetic properties turbogenerators equipment and supplies vibration vibration physics. Opera simulation software is a finite element analysis software suite which allows users to perform simulations of electromagnetic em and electromechanical systems in 2 and 3 dimensions. Motorwizard is electric motor design and simulation software for solidworks users. This generator construction and design values are the same as those of magnet software. In this paper, a switched reluctance doublerotor machine srdrm is. It makes the study of the electric machines flexible and easy by giving access to a wide range of customizable dimensions and parameters that fully define the. Accurately modeling the skewed rotor of an induction motor. Xfdtd is full wave 3d electromagnetic simulation software for modeling and analyzing em field simulation in complex, highfidelity devices. It is the only software specialized in the fast calculation of acoustic noise and vibrations due to magnetic forces in electrical machines. For motor generators, this analysis determines critical rotor characteristics for.
The electromagnetic and thermal analyses of the designed motor are performed by using maxwell and ansys software programs, respectively. The final design is a machine that meets all life requirements. The development of motoranalysis software started in 2008 as part of a phd project to study the behavior of induction motors with broken rotor bars. Electromagnetic analysis and design of switched reluctance. Ansys offers a complete workflow that progresses from design sizing options to detailed electromagnetics and thermal and mechanical analyses of the motor. The design model developed in this study incorporates facilities to include both the electromagnetic design and thermal design of the. Magnetic bearing system, mbs, motor generator designs. Motor design ltd is delighted to announce the release of motorcad v12 the latest version of our unique software package dedicated to the electromechanical performance of motors and generators and the optimisation of their cooling. How software assists designing motors and generators. Magnet software is used to evaluate electromagnetic analysis and thermnet is used to find thermal performance of electrical machines. Pdf electromagnetic analysis and design methodology for. Permanent magnet brushless dc motor, design and its dynamic performance analysis is done on ansysrm expert and then its electromagnetic studies has done on ansysmaxwell 3d. In recent years, commercial and expensive electromagnetic tools have been employed for the design and analysis of pm motors for evs with some interesting examples found in the literature 4,5,6,7,8. For the design of any transformer and inductance, altair offers a wide range of innovative software solutions.
Rotor design solutions ltd rds was founded in april 20. Which is the best software to design pmdc and bldc motors. This article presents a new and powerful freeware software called motoranalysispm and discusses its application in electromagnetic design and analysis of. Emworks provides bestinclass electromagnetic simulation software for electrical and electronics design with multiphysics capabilities. What ever results you get through this design software are as per calculations done using the formulae used to design a squirrel cage ac electric induction motor. Manatee simulation software is the central point for the noise, vibration, harshness design process of emotors envh.
Typical power factor and efficiency of three phase 60 hz nema b induction machines ref. Design of brushless permanent magnet motors a combined electromagnetic and thermal approach for high performance iecon 2006, paris, nov 2006 dorrell, d. In addition to the weight of the rotor and the forces caused by the load, the electrical machine itself may generate electromagnetic forces that have to be supported by the bearings. Some examples of this noise include the mains hum, hum of transformers, the whine of some rotating electric machines, or the buzz of fluorescent lamps. Then, the design process is initiated, and systematic revisions are performed by modifying design parameters on the motor model until design criteria are met. Design and analysis of permanent magnet brushless dc. Now suppose you get a rotor diameter as x and rotor length as y but the job and place do not permit you to use these dimensions of rotor or say motor then you just change the value of. Xfdtd 3d em simulation software provides engineers with powerful tools to shorten development time and release products to market sooner. Nonslotted and slotted external rotor internal stator torus type surface mounted permanent magnet pm machines torusns and toruss have simple structures, relatively high efficiencies and low. An electromagnetic actuator design based on a trained neural network is implemented for controlling the vibration amplitudes at a specific location of the rotor. Lipo, introduction to ac machine design, 2 ed university of wisconsinmadison, 2004. Rotor design solutions the variable pitch rotor specialists. In last motor is analyze by varying the lead angle in control circuit.
Electric motors can be powered by direct current dc sources, such as from batteries, motor vehicles. Infologic design sells and supports the infolytica software for electromagnetic. This allows users to optimize rotor design for electromagnetic performance while remaining within the mechanical limits. Motor simulation software, using the powerful ems cae solution fully embeded in solidworks, electromagnetic and mechatronics field simulation of the most complex electromechanical designs has. Further, balancing dual requirements can be challenging, as they are sometimes at odds. Most electric motors operate through the interaction between the motors magnetic field and electric current in a wire winding to generate force in the form of torque applied on the motors shaft. Rds has shown strong year on year growth and the company has developed an international customer base across europe, asia and the usa which continues to expand. Design and 3d electromagnetic field analysis of nonslotted and slotted torus type axial flux surface mounted permanent magnet disc machines abstract. Electromagnetically induced acoustic noise wikipedia. Pdf design considerations of electromagnetic brakes for. This minimizes local saturation, provides sufficient space to insert stator and rotor. Dynamic analysis and intelligent electrodynamic control.
The design steps of an electrical machine can be given as follows 10. Electromagnetically induced acoustic noise and vibration, electromagnetically excited acoustic noise, or coil whine is audible sound directly produced by materials vibrating under the excitation of electromagnetic forces. Ansys adds motorcad to electric machine design portfolio. Maxwell2d design software is used as finite element analysis tool to design and model the performance of 5 hp, 4pole, 2400 rpm induction motor. I design electromagnetic devices and using the information in this book carefully, i was able to exactly design to very close specs. Developed and distributed by eomys, manatee magnetic acoustic noise analysis tool for electrical engineering is the only simulation software dedicated to the vibroacoustic design optimization of electrical machines under electromagnetic excitations also called envh in automotive applications, e. Design and 3d electromagnetic field analysis of non. Combining the experience of its design team sharing over 100 years of design expertise and proven design software and tools, results in extremely competitive machine designs.
Electromagnetic analysis and design methodology for permanent. It allows solidworks users to build and analyze different electric machine designs. Initial design assumptions include the choice of outer or inner rotor. Magnet 2d3d is a powerful simulation software which engineers and scientists worldwide use for the design of motors, sensors, transformers, actuators, solenoids or any component with permanent magnets or coils. The quickfield analysis, for a 5hp, twopole, woundfield dc motor, is used to optimize motor laminations. Fzb technology the mechanisms of heat transfer the design of electromagnetic systems and devices often requires consideration of multiple heat transfer processes and how each affects performance. Motorwizard is a templatebased motor design software which is completely integrated inside solidworks. With our easy to use and accurate software, you can virtually prototype simple to complex electromagnetic and electromechanical devices. Now that you have a magnetic design, you can right on look at thermalnoise. Ems is seamlessly embedded in solidworks and autodesk inventor. Design of a three phase squirrel cage induction motor for. Combined 2d fe environment and analytical algorithms for fast calculation of electromagnetic and electrical performance.
Electric motor and generator design software emworks. Emphasis has been placed on the design of axialflux machines with a onerotortwostators configuration. This includes modeling the rotating and structural components for design loads, overloads, modal analysis and heat transfer, as needed. Keywords highest running permanent magnet brushless dc motor, fem. This volume presents an analytical investigation of the vibrations induced in an alternator rotor by the generated electromagnetic forces. Ansys maxwell software and magnetic circuits to analyze axial flux pm.
Ansys simulates all stages of the motor design process including. Engineering techniques for a helicopter rotor simulation. Magma can design and supply most of the rotors for her customers. Motorlab developed with engd student at bristol new software to optimise design for full torquespeed envelope rather than a single torquespeed motorflow to allow the user to automate speedmotorcad calculations. Instantly calculates motor design parameters such as torque profile. Electromagnetic analysis and design methodology for. This study demonstrates that all software tools have successfully validated the problem of predicting the helicopter rotor blade characteristics. Irreplaceable material and nobody teaches these points anymore. Fast calculation of electromagnetic and electrical performance.
Manate simulation software for electric motor nvh virtual. Our carefully selected partners are experts in the use of the software and can. Users define the rotor geometry with the mech parametrized template editor, specifying inputs such as number of poles and inner and outer diameters. An electric motor is an electrical machine that converts electrical energy into mechanical energy.
Induction motor, locked rotor torque, power factor, efficiency, genetic algorithm 1. Opera complements the existing simulia em portfolio with its strength in low frequency simulation, which is extremely useful for the design of magnets, electric motors and other electrical machines. For example, while it is better to use thin, weblike structures for the electromagnetic requirements, thicker structures are preferable for. Coupled electromagneticthermalstressand vibroacoustics simulation of the motor using ansys tools results in a highfidelity, accurate and robust design that is optimized for performance, cost and efficiency. The doublerotor machine is a kind of multiple input and output electromechanical energy transducer with two electrical ports and two mechanical ports, which is an ideal transmission system for hybrid electric vehicles and has a series of advantages such as integration of power and energy, high efficiency and compaction. Dynamic analysis and control simulations are illustrated at different speeds of operation. Magnetic bearing design and analysis software is based on a unique proprietary. The softwares transient electromagnetic fea is needed to refine winding and lamination designs. Reducing the losses and optimizing the global performance requires an accurate modeling of electromagnetic fields and may involve various types of analysis electric, thermal, structural, taking many different constraints into account. Motorcad is the worldleading dedicated electric motor design software package.
Explore electromechanical simulation with romax evolve. We can make sure that the designed rotor will be perfect for our customer even during the initial design. Quickly perform a range of electromagnetic performance tests on prototype designs with motorcad emag, including calculation of torque, power, losses, voltages, currents, inductances, flux linkages and forces. Ems is equipped with integrated thermal and structural modules and couples to solidworks motion which make it a true multiphysics simulation software. Induction motor 30kw electromagnetic simulation 3d cad. Motorwizard is a templatebased motor design software. Screenshot of motorcad electric motor design software, now available from. Motorcad links to speed siemens digital industries software. Ecu and rotor assembly left, and stator and rotor assembly right for a wiring harness in a power steering unit.
Romax have a proven track record in electromechanical simulation and design, rotor dynamic simulation. The design of an electromagnetic brake requires a multidisciplinary approach. Similarly, it can be used as an electric motor design software to calculate the motor torque and force, motor losses and efficiency. Electromagnetic design and analysis specialists since 1978.
For example, huynh and hsieh utilized the commercial finite element fe software called jmag to analyze the electromagnetic and thermal performance of pm motors for evs. Its performance is a field of interest having implications for mechanical, electrical, magnetic and material engineering. Quickly perform a range of electromagnetic performance tests on prototype designs with motorcad emag. It allows solidworks users to build multiple conventional and hybrid rotational 3d and 2d machine designs. Electromagnetic simulation software with builtin thermal, motion and structural analyses. Electromagnetic vibration disturbing forces at the eccentricity of rotor of turbogenerator. This allows users to optimize rotor design for electromagnetic. Magma team is capable of simulating the rotor behaviour, calculate the forces and the torque for each type of magnetic rotor including using finite element method. Formulas are given from which the magnetic forces can be calculated for three brushless alternator types. Other software currently under development to make the design process easier for the user link to speed software. Initial designs could be generated by lumpedcircuit simulators. Rcvtol is the least resourcedemanding software, but it cannot provide the pressure distributions on the surfaces. Magnet 2d3d is a powerful simulation software which engineers and scientists worldwide use for the design of motors. Electromagnetic vibration disturbing forces at the.
It makes the adjustment and the investigation of the type and the size of the machine flexible and easy by giving access to a wide range of customizable dimensions. Xf includes fullwave, static, biothermal, optimization, and circuit solvers to tackle a wide variety of applications, including antenna design and placement, biomedical and sar, emiemc, microwave devices, radar and scattering, automotive radar, and more. Jmag provides stateoftheart simulation methods, from the design stage to the. Depending on given electrical design criteria, stator and rotor dimensions, slot numbers. Our engineering design capabilities are backed by proven in house developed design software and detailed below.