Electric Skateboard

1
Electric Skateboard

• Critical Function Prototype

2
Overview

• Project description
• Budget
• Schedule
• Critical Function Prototype (CFP)
• Motivation
• Goals
• Short comings
• Future Focus

3
Project Description

• To design an electric skateboard with the
  following characteristics
• Light weight
• Accelerates smoothly
• Uses easily attainable parts
• Rechargeable
• Powerful enough to carry 200lb person up a 6
  grade hill

4
Budget
Deposits/Donations Deposits/Donations
Allotted budget 300
Donation (Holly Corporation) 300

TOTAL 600 TOTAL 600
Item Purchased Cost
Motor and PWM 220
Hardware for CFP 63

TOTAL 283 TOTAL 283
Total Amount Left 317
5
Schedule

• Currently on schedule
• Nov. 23rd
• Motor controller, batteries and motor connected-
  COMPLETED!!!
• Dec. 4th
• Regenerative circuit
• Soft start circuit

6
CFP
Photo Sue Rich
7
CFP, cont.

• Motivation
• Central system
• Most challenging
• Time consuming
• Poses the most problems/error

8
CFP, cont.

• Goals
• Complete electrical system so that other systems
  may be designed around electronics
• Drive system with sprague clutch

Photo Sue Rich
Photo Sue Rich
9
CFP, cont.

• Learned
• Clutches, battery types,
• Surprises
• How difficult it can be to obtain parts with
  desired characteristics
• Failures

10
CFP, cont.

• Future Goals
• Dec. 4th
• Regenerative system
• Soft start circuit

11
Overview

• Budget
• On schedule
• Dec. 4th Regenerative system/soft start
• Electrical and drive system most difficult
• Current and future goals for team

12
ESK8 Contact Info.

• Kari Keddington
• karikedd_at_hotmail.com
• Susan Rich
• susanrich467_at_hotmail.com
• Andres Condemarin
• fatdre_at_hotmail.com