The Fundamentals of Automotive All-Wheel Drive System

EDU Trainings s.r.o.

Popis kurzu

Obsah kurzu

Module I: All-Wheel Drive Systems Overview
[Total Run Time: 70 minutes]

Explain the differences between understeer, oversteer, and neutral steer vehicle dynamics behavior
Compare and contrast front-wheel drive-based versus rear-wheel drive-based powertrain architectures
Discuss the history of all-wheel drive systems
Identify the need for differentials in a vehicle
Calculate percent grade and understand its importance
Front wheel drive and rear wheel drive vehicle architectures

Module II: Part-Time Systems
[Total Run Time: 40 minutes]

Explain the powerflow of a transfer case in all part-time modes
Articulate the need and benefit of auxiliary axle disconnects
Describe the history and evolution of disconnect systems

Module III: Full-Time Systems
[Total Run Time: 25 minutes]

Explain the powerflow of a full-time transfer case
Explain the powerflow of an on-demand transfer case
Identify the difference between a transfer case and power transfer unit

Module IV: Transfer Case Design
[Total Run Time: 34 minutes]

Identify typical transfer case design parameters
Recognize the operation of chain drive systems
Explain the need for lubrication pumps
Identify the components and function of manual versus electric shift systems
Assess the powerflow of low range
Compare the differences between a „simple“ and „complex“ power transfer unit

Module V: Couplers
[Total Run Time: 1 hour, 20 minutes]

Name the difference between a coupler and a torque biasing device
Explain the operating differences between active and passive systems
Articulate the function difference between speed sensing and torque sensing devices
Discuss the many different actuation types and methods in use today
Explain the influence on vehicle dynamics behavior of different devices and implementations
Compare and contrast the performance of different devices in many different vehicle situations

Module VI: Noise, Vibration, and Harshness
[Total Run Time: 10 minutes]

List the elements that cause noise, vibration, and harshness
Analyze system ratio and its effect on overall design considerations
Predict chassis interaction to all-wheel drive system implementation

Module VII: Emerging Technologies
[Total Run Time: 11 minutes]

Explain the basic function of a twin coupling approach
List performance benefits achievable with independent wheel control
Discuss the history and current status of torque vectoring systems
Identify some current implementation methods of electrified all-wheel drive

Module VIII: All-Wheel Drive Interactions/New Developments
[Total Run Time: 11 minutes]

Explain torque split ratio and its influence on vehicle behavior
Describe the tire friction circle and its relationship to lateral and longitudinal acceleration
Discuss the history and function of ER and MR fluids

Materials Provided

90 days of online single-user access (from date of purchase) to the six hour presentation
Eight video modules (see Topics/Outline tab)
Integrated knowledge checks to reinforce key concepts
Course handbook (downloadable, .pdf’s)
Online learning assessment (a passing score of 70% or higher is required))
Follow-up to your content questions
0.6 CEUs*/Certificate of Achievement (upon completion of all course content and a score of 70% or higher on the learning assessment)

*SAE International is authorized by IACET to offer CEUs for this course.

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