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Unit Industry Sector
Transportation

Unit Originally Created By: CTE Online

Fundamentals of Electrical and Electronic Systems

Part of Course: Automotive Technology 1 and 2 Model

Unit Overview / Details

The lessons in this unit includes explaining the principles of electricity, describing the action of basic electric circuits, and comparing voltage, current, and resistance. Describing the principles of magnetism and magnetic fields and identifying basic electric and electronic terms and components will be included.

Instructional Time

Classroom/Lab
14 Days

Content / Concepts

This Unit covers:

  • Electrical systems maintenance, diagnosis and repair
  • Battery maintenance, diagnosis, repair and service
  • Starting and charging systems maintenance, diagnosis, service and repair
  • Heating and air conditioning systems and components maintenance, diagnosis, service and repair
  • Horns, wipers/washers and other accessories diagnosis, service and repair
  • Electrical and electronic systems maintenance, diagnosis, service and repair


 

Lessons in this Unit

  • This lesson will explore the principles of electricity and basic electrical circuits.

    classroom/Lab
    2 Days
  • This lesson will explore the theory of electricity and Ohm's Law.

    Classroom/Lab
    2 Days
  • This lesson will explore the theory and purpose of a series, parallel, and series-parallel (combination) circuits.

    Classroom/Lab
    3 Days
  • Students will utilize a multimeter to check Voltage, resistance, current, and continuity.
     

    Classroom/Lab
    1 Day
  • In this lesson, students will understand, read, and utilize wiring diagrams.

    Classroom/Lab
    1 Day
  • In this lesson, the student will be introduced to the Bosch style relay. Terminology, circuit identification and a variety of testing for this device will be covered.

    2 Class Periods
    100 Minutes
  • Students will apply their knowledge of insulators and conductors to fabricate a simple switch for a DC circuit.

    Two periods
    100 Minutes
  • Battery technology starts with chemistry and the understanding of how unlike metals in the presence of acid can create electricity.   This is a one-hour lesson in which students will be exposed to this basic technology.

    In this lesson, students will learn basic concepts of battery technology.  After an instructor-led discussion on battery basics, the students will use four lemons to create a simple battery.  Students will work in teams of two in this instructor-led activity.  They will also have a handout for reference.  Students will use an LED to test their new batteries.

    Students will start with two lemons to simulate a 'two-cell' battery.  They will attempt to light the LED with this set-up.  It won't light.  They will then add two more lemons to make it a 'four-cell' battery.  When this is done, the LED should light.

    Hook activity
    10 Minutes
    Instructor demo
    10 Minutes
    Lab activity
    30 Minutes
    Wrap-up: What have we learned?
    10 Minutes

Assessment

Assessment Types:
Observations,

Teacher will monitor students are comprehending elements of electricity