Latest Electric Vehicles Education

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Contactors

Textbook

All About Contactors When a relay is used to switch a large amount of…

Servo Motor Systems

Worksheets - Electric Vehicles

Explain the operation of this “H-bridge” motor control circuit: At…

Motor Control Circuits

Textbook

The interlock contacts installed in the previous section’s motor…

AC Lab - Automotive Alternator as AC Generator

Textbook

In this hands-on AC electronics experiment, you will use an automotive alternator to generate three-phase AC voltage and learn how alternators can function as both generators and motors.

Single-phase Induction Motors

Textbook

A three-phase motor may be run from a single-phase power source.…

DC Generator Theory

Worksheets - Electric Vehicles

Generators used in battery-charging systems must be regulated so as to…

AC Motor Control Circuits

Worksheets - Electric Vehicles

Perhaps the most challenging aspect of interpreting ladder diagrams,…

Tesla Polyphase Induction Motors

Textbook

Most AC motors are induction motors. Induction motors are favored due…

Reluctance Motor

Textbook

The variable reluctance motor is based on the principle that an…

AC Motor Theory

Worksheets - Electric Vehicles

Electromechanical watt-hour meters use an aluminum disk that is spun…

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

DC Motor Theory

Worksheets - Electric Vehicles

If the ends of a wire loop are attached to two half-circular metal…

AC Instrumentation Transducers

Textbook

Just as devices have been made to measure certain physical quantities…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Inductive Reactance

Worksheets - Electric Vehicles

Don’t just sit there! Build something!! Learning to mathematically…

DC Motor Control Circuits

Worksheets - Electric Vehicles

How is it possible to electrically measure the torque output by a…

What is Alternating Current (AC)?

Textbook

Most students of electricity begin their study with what is known as…

Bipolar Junction Transistors as Switches

Worksheets - Electric Vehicles

Solid-state switching circuits usually keep their constituent…

Oscilloscope Trigger Controls

Worksheets - Electric Vehicles

A very useful tool for observing rotating objects is a strobe light.…

Wound Rotor Induction Motors

Textbook

A wound rotor induction motor has a stator like a squirrel cage…

DC Generator Theory

Worksheets - Electric Vehicles

Generators used in battery-charging systems must be regulated so as to…

AC Motor Control Circuits

Worksheets - Electric Vehicles

Perhaps the most challenging aspect of interpreting ladder diagrams,…

AC Lab - Large Induction Motor

Textbook

In this hands-on AC electronics experiment, build a large AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.

DC Motor Control Circuits

Worksheets - Electric Vehicles

How is it possible to electrically measure the torque output by a…

Contactors

Textbook

All About Contactors When a relay is used to switch a large amount of…

Electric Shock

Worksheets - Electric Vehicles

It is sometimes said regarding electrical safety that, Ït’s not the…

AC Generator Theory

Worksheets - Electric Vehicles

If an electric current is passed through this wire, which direction…

Selsyn (Synchro) Motors

Textbook

Normally, the rotor windings of a wound rotor induction motor are…

Torque Conversion Calculator

Tools

A tool designed to convert between units of torque

Stepper Motors

Worksheets - Electric Vehicles

Don’t just sit there! Build something!! Learning to analyze digital…

Step-up, Step-down, and Isolation Transformers

Worksheets - Electric Vehicles

Calculate the voltage output by the secondary winding of a transformer…

Bipolar Junction Transistors as Switches

Worksheets - Electric Vehicles

Solid-state switching circuits usually keep their constituent…

Microcontroller Principles

Worksheets - Electric Vehicles

Read the following quotation, and then research the term…

Reluctance Motor

Textbook

The variable reluctance motor is based on the principle that an…

Other Specialized Motors

Textbook

Shaded Pole Induction Motor An easy way to provide starting torque to…

Design Project: Stepper Motor Driver

Worksheets - Electric Vehicles

At first it may seem pointless to have the four buffer gates following…

DC Motor Theory

Worksheets - Electric Vehicles

If the ends of a wire loop are attached to two half-circular metal…

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

555 Lab - LED Flasher with Inductive Flyback

Textbook

In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.

Flyback Switch Mode Regulator Calculator

Tools

A calculator for computing several parameters needed in the design of a flyback switch mode regulator

Decibel Measurements

Worksheets - Electric Vehicles

During the early development of telephone technology, a unit was…

Active Filters

Worksheets - Electric Vehicles

Don’t just sit there! Build something!! Learning to mathematically…

Open-Loop OpAmp Circuits

Worksheets - Electric Vehicles

Determine what the magnitude and polarity of the voltmeter’s…

The DIAC

Textbook

Like all diodes, Shockley diodes are unidirectional devices; that is,…

Simulating JFET Circuits Using LTspice

Textbook

Learn about junction field effect transistors (JFETs), their equations, and how to model and simulate JFETs in LTspice.

Analog Lab - Precision Voltage Follower Using an Op Amp

Textbook

In this hands-on electronics experiment, you will build an op amp voltage follower and learn about negative feedback in operational amplifier circuits.

Current Divider Circuits

Worksheets - Electric Vehicles

Don’t just sit there! Build something!! Learning to mathematically…

Simple Series Resonance

Textbook

A similar effect happens in series inductive/capacitive circuits. When…

Bandpass Filter Calculator

Tools

This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter.

Solving Simultaneous Equations: The Substitution Method and the Addition Method

Textbook

What are Simultaneous Equations and Systems of Equations? The terms…

Sum and Product Notation

Textbook

For reference, this section introduces the terminology used in some…

Optoelectronic Devices

Worksheets - Electric Vehicles

In this circuit, the electric motor is supposed to turn on whenever…

AC Resistor Circuits (Inductive)

Textbook

Instantaneous Values in AC Circuits Pure resistive AC circuit:…

Minterm vs Maxterm Solution

Textbook

So far we have been finding Sum-Of-Product (SOP) solutions to logic…

Important Constants

Textbook

Euler’s Number Euler’s constant is an important value for…

Scientific Notation and Metric Prefixes

Worksheets - Electric Vehicles

Write the following exponential expressions in expanded form: 101 =…

Basic Electromagnetic Relays

Worksheets - Electric Vehicles

Don’t just sit there! Build something!! Learning to analyze relay…

Don’t Care Cells in the Karnaugh Map

Textbook

Up to this point we have considered logic reduction problems where…

Larger 4-variable Karnaugh Maps

Textbook

Knowing how to generate Gray code should allow us to build larger…

Resonance in Series-Parallel Circuits

Textbook

In simple reactive circuits with little or no resistance, the effects…