156B Week 3

• • Spinning speed 2200 rpm versus 4500 rpm for 3 seconds

Goals for Next Week (list names after each item). Use specific and measurable objectives.

• • Purchase stepper motor and corresponding controller

  • Finish building up the storage and push system for the straw method

Sponsor Comments from Last Meeting and Actions Taken to Address these Comments (indicate date of comments and if via email or in person)

• • Last meeting was on 1/14 and the comments were included in Week 2 Progress Report

  • Meeting on Friday

Instructor Comments from Last Meeting and Actions Taken to Address these Comments  (indicate date of comments and if via email or in person)

• • Tried out the spin method

  • Straw method needs high level accuracy of control, could use spring loading instead

  • For straw method, a straw might make contact with the belt when it is dropped down

Comments from Other Students in the Class (indicate date of comments and if via email or in person)

• • Suggestion on using lead screw for linear actuating

  • Suggestion on having constraints for the slides on belt

Risks and Areas of Concern

• • Spinning method

    • Need to apply a lot of blood on a slide or flood the slide with blood

    • It helps the blood to dry but sometimes dries before properly spread the blood

  • Straw method

    • Currently need precise control to dispose the straw

Resources or Information Required but not Available

• • None

Schedule

• • Describe upcoming milestone

  • Update Gantt chart.