MEC2070 Emission Controls

Intermediate · 1 credit · TMT - Trades, Manufacturing and Transportation

Description: Students describe the importance of controlling emissions and the technology applied to vehicles to meet prescribed standards.
Prerequisite: None
Parameters: Access to specialized equipment and resources related to analyzing and testing emission control.
Supporting courses: MEC2030: Lubrication & Cooling MEC2040: Fuel & Exhaust Systems MEC2060: Ignition Systems

Outcomes The student will:

1 demonstrate safe work practices when working with emission control systems
- 1.1 demonstrate knowledge of and follow laboratory safety procedures
- 1.2 describe effect of vehicle emissions on the environment and specifically on human life
2 list and describe vehicle pollutants and their effects on the environment
- 2.1 list types and where vehicle pollutants are created
- 2.2 explain how these pollutants are created
- 2.3 identify regulations that dictate maximum pollutant levels
3 describe types and characteristics of pre- and post-combustion emission systems
- 3.1 identify and demonstrate knowledge of the operation of the following pre-combustion control systems:
  - 3.1.1 crankcase ventilation system
  - 3.1.2 exhaust gas recirculation system
  - 3.1.3 ignition spark control systems
  - 3.1.4 computerized engine controls
  - 3.1.5 evaporative control systems
  - 3.1.6 engine design modifications; i.e., combustion chamber, piston, cylinder head, manifold and air induction design
4 identify emission control components
- 4.1 identify and demonstrate knowledge of the operation of the following post-combustion control systems on several different types of vehicles:
  - 4.1.1 air injection system
  - 4.1.2 air aspirator system
  - 4.1.3 catalytic converters
5 diagnose and service emission control systems
- 5.1 demonstrate how to:
  - 5.1.1 check and service positive crankcase ventilation system
  - 5.1.2 check and service evaporative control system
  - 5.1.3 check and service air injector system
  - 5.1.4 check and service exhaust gas recirculation system
  - 5.1.5 check catalytic converter
  - 5.1.6 check and adjust spark control system
  - 5.1.7 check computerized engine controls
  - 5.1.8 using exhaust gas analyzer, if available, check emissions for a given vehicle
6 demonstrate basic competencies
- 6.1 demonstrate fundamental skills to:
  - 6.1.1 communicate
  - 6.1.2 manage information
  - 6.1.3 use numbers
  - 6.1.4 think and solve problems
- 6.2 demonstrate personal management skills to:
  - 6.2.1 demonstrate positive attitudes and behaviours
  - 6.2.2 be responsible
  - 6.2.3 be adaptable
  - 6.2.4 learn continuously
  - 6.2.5 work safely
- 6.3 demonstrate teamwork skills to:
  - 6.3.1 work with others
  - 6.3.2 participate in projects and tasks
7 identify possible life roles related to the skills and content of this cluster
- 7.1 recognize and then analyze the opportunities and barriers in the immediate environment
- 7.2 identify potential resources to minimize barriers and maximize opportunities