| Basically an electric motor is a mechanical device that | | | | attract this moveable plunger into the gap, which then |
| switches electric energy into mechanical energy by | | | | completes the electrical circuit. This plunger can |
| passing an electric current through a wire loop | | | | subsequently be attached to various mechanical parts, |
| contained within a magnetic field. A solenoid, universally | | | | which, in turn, will cause them to move in a particular, |
| used in all types of motors from power door locks to | | | | defined direction. Depending on which end of the |
| starters and is simply a round coil of wire that's been | | | | armature is connected to the solenoid, a pushing or |
| insulated and used to create a magnetic field in the | | | | pulling motion results. Very often, springs are used to |
| atmosphere of this current. | | | | keep the plunger position set to open. |
| Solenoids are a specially engineered electromagnet in | | | | Electromagnetic motors are based on the basic |
| which a coil of wire is wrapped around a specially | | | | principle that all current-carrying wire within a magnetic |
| shaped core made of steel or iron, it is an integral | | | | field contains a amount of mechanical force. The larger |
| component in all sizes of motors. | | | | the motor and the greater the electromagnetic field, |
| Solenoids work like this: when electrical current goes | | | | the more power is produced. A string of solenoid |
| through the loop of wire, a magnetic field accumulates | | | | switches and check valves can be used to harness |
| around it. A iron or steel path for this force to flow into | | | | this power in a specific manner, depending on the |
| significantly increases the strength of the magnetic | | | | force and direction required. The muscle behind any |
| field. Because magnetic energy attempts to take a | | | | motor is governed by various factors including the |
| specific path, flowing from the center of a coil, out one | | | | number of turns in the coil, the quantity of current |
| end, down the sides and then reversing that path. If a | | | | flowing through it, the distance end to end of the coil |
| iron or steel core, called a solenoid, is shaped to fit this | | | | and the magnetic purity of the iron or steel used in the |
| path, it will then direct the flow of magnetism through it. | | | | moveable parts. |
| When a gap is left in the core design, the magnetic | | | | In closing, by applying the basics of electromagnetic |
| flux will flow around the path until it is stopped by the | | | | knowledge and by modifying the parts to withstand |
| resulting breach. The armature of a solenoid will fill the | | | | the relevant pressure, all motors, regardless of their |
| gap; thus, when the current flows through the coil, it will | | | | size operate on this same scientific standard. |