156B Week 5

Overview of Status of Analysis, Design, Fabrication, Tests, etc.

• • Prototype 1 assembled and functioning

  • 3D printed tee with the door designed, determining which material to use for printing

  • Testing of prototype 1 conducted with AmScope, droplets sizes were small enough

Accomplishments from Previous Week

• • Prototype 1 built

  • AmScope testing complete

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

• • Print new tee

  • Assemble and test Prototype 2

  • Test the air velocity

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

• • Sponsor was not able to meet last week (an update was emailed to the Sponsor but no response received so far)

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

• • In person: Tee with a door is a good idea, but have to consider condensation inside the tee. 

  • Via email: Dr. Vecchio's high-speed camera is not available for our use

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

• • N/A

Risks and Areas of Concern

• • will the condensation inside the tee obstruct the ability to make small droplets

  • how the door and hinge affect the pressure required

Resources or Information Required but not Available

• • High-speed camera

  • Particle sizer

Schedule

Budget (list amount spent and amount remaining)

• • Nebulizer (5): $20.00

  • Vinyl tube: $3.25

  • Tee fitting: $2.49

  • Air hose repair kit: $3.89

  • Spray gun: $26.99

  • Remaining budget: $6,443

Progress on Report and Webpage

• • Standards added

  • Prototype 1 design and performance added

  • Webpage added