I built an electric motor for my school science project in third grade. Once again, everything worked as it was suppose to. In comparison, the power system of gasolinepowered vehicles consists of a number of components, such as the. This project provides detailed information on exactly how to do it, even a really clever trick. While that can be said about many products, getting your product specifications right is critical when importing ebikes from china. Single phase induction motor adjustable speed control using. It would be wise to look at some of them and even try using them to see the different functionality that they offer. Materials for electric motor project alfred state college.
Ev power systems motors and controllers the power system of an electric vehicle consists of just two components. D batteries, insulated 22g wire, 2 large eyed metal sewing needles. Roles that slip and frequency play in determination of the motor shaft speed. Each has its own unique characteristics, making one motor type a better. Rim straightening press complete with electrical and 3 hp motors. Be aware there are many, many different types of motor controller ics out there. We wish to describe here two slightly modified models of an electric motor, which can. The main aim of this project is to protect and control low voltage motors from low voltage, ground fault, thermal overload and unbalance conditions. Project ideas for electrical enginering free pdf download can i please get a microcontroller book which have program examples 9th june 20, 03. The purpose of the project is knowing the parts of an electric motor and their functions.
Materials and procedure variables independent variable. A world without electric motors is difficult to imagine. I also learned that also in order to create enough energy for the wire you have to be sure that the paper clip is attached nicely to the battery. Effectively powering the simple electric motor control variables. Electric motor, any of a class of devices that convert electrical energy to mechanical energy, usually by employing electromagnetic phenomena. Electric motor your activity build a simple electric motor material dcell battery 1 rubber band coil made out of magnet wire ceramic magnet 2 jumbo safety pins or paper clips dry erase marker or nail polish scissors or sand paper card stock paper create 1. Explore electrical projects pdf, electrical and electronics ee engineering project topics, ieee power electronics project topics or ideas, ieee based research projects, latest ieee synopsis, abstract, base papers, source code, thesis ideas, phd dissertation for electrical and electronics science students ee, reports in pdf, doc and ppt for final year engineering, diploma, bsc, msc, btech and. Starters of 3 phase induction motors of upto 5 kw rating value rs.
How to make a simple electric motor science project. Dc motor principle a machine that converts dc power into mechanical energy is known as dc motor. Your experiment will help you get a good understanding of the mechanism in the operation of an electric motor. Lightweight and portable just 40 lbs dual voltage inputs 120v or 230v means you can plug into any common power supply. From the tiniest motor found in a quartz watch to a millionplus horsepower motor powering a ship, motors are used in many diverse applications.
In this project, a single phase im spim is used for adjustable speed control because it is widely used in our daily life. Another way to explore the interaction between electricity and magnetism, builds its own electric motor. An ac motor of this type may be part of a pump or fan or connected to some other form of mechanical equipment such as a winder, conveyor, or mixer. Electric motors work due to electromagnetic interactions. Dc motors although ac motors are used in most of the cases, dc motors have many applications and used for multipurpose applications. Various sensors employed in this design continuously monitors the parameters of the motor. You can control a dc motor using the lmd18245 hbridge. John malinowski, senior project manager, baldor electric co. You will be provided with a kit of parts and equipment from which you will be challenged to build a working electric motor. The speed of an ac motor depends on the frequency of the input power and the number of poles for which the motor is wound. To do this, a motor must be selected that is capable of starting the equipment, bringing it up to operating speed, and driving it at the necessary loading speed as long as required without excessive heating. Uses soft magnet rotor that is magnetized by the application of current in the stator coils 3.
It was fun to build and got a lot of attention at the schools science fair. Novel manufacturing technologies for high power induction. Seam welding plant complete with electrical ind 1 24,000 4. The rotor has salient poles and a cage so that it starts like an induction motor, and runs like a synchronous motor. Each cad and any associated text, image or data is in no way sponsored by or affiliated with any company, organization or realworld item, product, or good it may purport to portray. What is a good science project and turns really fast. Electric motors and drives fundamentals, types and applications 4th edition by austin hughes and bill drury ac electric motors control advanced design techniques and applications by fouad giri electric motor control 9th edition by stephen l. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Pdf analysing simple electric motors in the classroom. Motor load is indicator of efficiency equation to determine load. Electric motors and how they work electricity science fair. The rotor and stator windings are connected in parallel.
Easytomake models of an electric motor have been shown at the international festivals physics on stage and science on stage, visited by teachers and. Simple electric motor project by jeremy fermin on prezi. Pdf the conventional cars contain an ice internal combustion engine and the engine purely works on fuel or gasoline. Improving motor and drive system performance energy. Hp load pi motor operating efficiency in % nameplate rated horse power output power as a % of rated power three phase power in kw 28 unep 2006 assessment of electric motors motor load three methods for individual motors. Electric energy can be converted into useful work, or mechanical energy, by machines called electric motors. Segment 3 power distribution equipment, instrumentation and electronic safety devices an exploratory tour of power distribution and safety equipment is conducted. Find 17 questions and answers about working at electric motor. Premium efficiency motor selection and application guide i acknowledgments the premium efficiency motor selection and application guide and its companion publication, continuous energy improvement in motor driven systems, have been developed by the u. Novel manufacturing technologies for high power induction and. The project partners have decided to put more emphasis on the all copper rotor first.
Pdf electromagnetic phenomena and devices such as motors are typically unfamiliar to both teachers and students. Motor constants k t, k e motor internal resistance r m motor friction t friction to make sense of it all. As regards the former, a dc electric motor may be modeled by a series circuit consisting of. California state university agricultural research initiative project no.
Fundamentals, types and applications provides information regarding the inner workings of motor and drive system. Integrally cast feet allow a very rigid mounting and minimal vibration. I found that, that was the reason why my motor didnt work at first because my paper clips werent tightly taped to the battery so that is was touching it enough. Physics 4 laboratory the electric motor prelab exercise please read the procedure section and try to understand the physics involved and how the experimental procedure works. Catalog high voltage induction motors technical catalog for. Physics 4 laboratory the electric motor dartmouth college. The book is comprised of nine chapters that cover several aspects and types of motor and drive systems. Buying an energyefficient electric motor fact sheet pdf. A motor s efficiency tends to decrease dramatically below about 50% load. Thus, a 10horsepower hp motor has an acceptable load range of 5 to 10 hp. I was looking in a book for a science project idea when i saw instructions for building an electric motor. In motor control area, the applications of dsp and microcontroller is for control of dc motor, brushless dc motor, brushless permanent magnet servo motor, ac induction motor im, and switched reluctance motors. Project ideas for electrical enginering free pdf download.
The synchronous electrical generator also called alternator belongs to the family of electric rotating machines. We will return to the copperaluminum joints after working out the temperature control and exit hole issues. Learn about the interview process, employee benefits, company culture and more on indeed. Iec80 b35 electric motor 3d, formats dwg, ipt, stp, 3d 3dmodel ac acmotor, ready for 3d animation and other 3d projects. Your experiment will help you get a good understanding of the mechanism in the. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users.
Reasons to determine motor loading most electric motors are designed to run at 50% to 100% of rated load. In addition to providing basic information about ac motors in general, this course also includes an overview of. Materials for electric motor project 2 d cell batteries can be purchased from vendor or 8. Motors the basics of motors it is important to select the motor that will help assure optimum performance of the equipment to be driven. Electric motors and how they work electricity projects, electricity experiments models, expo ideas, exhibition topics for kids and also for middle school, elementary school for class 5th grade, 6th, 7th, 8th, 9th 10th, 11th, 12th grade and high school, msc and college students. Electric motor efficiency under variable frequencies and loads itrc report no. Building an electric motor evil mad scientist laboratories. An electric motor is an electrical machine that converts electrical energy into mechanical. An ebike is a rather complex system of mechanical and electrical components. It is important to understand that all measurements are done in a static. Dc motor control conclusion pyroelectro news, projects.
Electric motors and drives fundamentals, types and applications third edition austin hughes senior fellow, school of electronic and electrical engineering, university of leeds amsterdam boston heidelberg london new york oxford paris san diego san francisco singapore sydney tokyo newnes is an imprint of. Microcontroller based protection for low voltage motors using zigbee technology. Most electric motors develop their mechanical torque by the interaction of conductors carrying current in a direction at right angles to a magnetic field. There are a multitude of motor types to choose from.
A wide variety of small electric motor projects options are available to you, such as portable. A wide variety of small electric motor projects options are available to. Other members of the family are the directcurrent dc motor or generator, the induction motor or generator, and a number of derivatives of all these three. Induction motors have several advantages over permanent magnet motors for traction drives in evs can be higher efficiency than a pm motor when the whole drive cycle is considered going from low speed high torque to high speed operation but usually less efficient at a given rpm can be lower cost. My parents approved the idea, so windell and i went looking for parts. After you have taken some time to play with the magnets in your motor, design a simple experiment to test a hypothesis about how changing the magnet in some way will affect the speed of your motor.