Engineering 121 and Honors 121 - Engineering Problem Solving II

Winter 2017 Schedule

Things to bring to class: L = Laptop R = Robot M = Multimeter T = all Tools W = water bottles  
Color code for topics: Projects / Hands-on Fundamentals  Software Communication Broadening / Design Assessment
class topic download

1
W - Nov 30
R - Dec 1
L, T

Course Overview
Icebreaker

Introduction to the Fishtank Project
Fabrication of Fishtank Platform

fishtank project assignment
fishtank platform fabrication
homework 1

2
M - Dec 5
T - Dec 6
L, T, FT

Fabrication of Conductivity Sensor - Group A (teams of 2)
Fabrication of Reservoir - Group B (teams of 2)
Assembly of Fishtank Flow Loop & Wiring

conductivity sensor fabrication - PowerPoint
(video1, video2, video3, video4, video5)
fishtank reservoir fabrication - PowerPoint
(video1, video2)
homework 2

3
W - Dec 7
R - Dec 8
L, T, R, FT

Salt Water Chemistry - Conductivity Sensor Circuit
LCD Wiring & Programming
Fabrication of Conductivity Sensor - Group B (teams of 2)
Fabrication of Reservoir - Group A (teams of 2)
Assembly of Fishtank Flow Loop & Wiring

conductivity sensor intro: PP and PDF
LCD wiring & programming
conductivity measurement system
homework 3

4
M - Dec 12
T - Dec 13
L, FT, M, W

Salt Water Chemistry - % Weight
Calibration of Conductivity Sensors

salt water chemistry - % weight
conductivity sensor calibration
homework 4

5
W - Dec 14
R - Dec 15
L, M, FT

Global & Societal Issue #1 Presentation and Discussion
Conservation of Mass - Introduction and Batch Problems
Implement Transistors on Breadboard to Switch LEDs
Run Program to Switch LEDs

Semiconductors and Transistors

conservation of mass - introduction
extended solution for class problem
using a transistor to switch an LED
transistor theory
homework 5

6
M - Dec 19
T - Dec 20
L, T, FT

Quiz 1
Conservation of Mass - Rate Problems
Switching with Relays - Robot Current Limits, Power Supplies, Coil Voltage
and Current, Switched Current, On-Board Voltage Regulator (1A), . . .


conservation of mass - rate problem
relays
cascaded switching of a solenoid valve
homework 6

7
W - Jan 4
R - Jan 5
L, R, M

On-Off Control of Salinity
Upper & Lower Control Limits
Deadtime Compensation
Material Balance for Fishtank Salinity Control

control of salinity
material balance problem
homework 7

8
M - Jan 9
T - Jan 10
L,M,FT,W

Preparation for Salinity Control Testing
(Recalibration, Random Error Determination, Deadtime Compensation,

Fitting, UCL, LCL, Control Equations, LCD Display Requirements)

preparation for salinity testing
flowchart for sketch
fishtank programming tips
evaluation of salinity control
homework 8

9
W - Jan 11
R - Jan 12
L,T,FT,W

System Troubleshooting / Exam Review

homework 9

10
T - Jan 17

college wide exam 1 from 7 p.m. - 9 p.m.
students must show their student ID when submitting their exam
this is a closed book exam
sections H01, H02, H03, H04 and H05 meet in Adams 161 (entry behind Adams Residence Hall)
sections H06 and H07 meet in Bogard Hall 129
sections 001, 002, 003 and 004 meet in Adams 161 (entry behind Adams Residence Hall)
sections 005 and 006 meet in George T. Madison 105 (GTMH105)

formula sheet
material balance problems

material balance solutions
2011 exam 1
2012 exam 1
2013 exam 1
2014 exam 1 (solution)

11
W - Jan 18
R - Jan 19
L, M, T, FT, W

Global & Societal #2 - Discussion
System Troubleshooting
Salinity System Evaluations

homework 10

12
M - Jan 23
T - Jan 24
L, M, T, FT, W

Salinity System Evaluations


homework 11

13
W - Jan 25
R - Jan 26
L, T, FT, M

Temperature Measurement
Conservation of Energy - Response Time of Heater
System Wiring & Programming or Thermistor Waterproofing

measurement of temperature
conservation of energy
thermistor waterproofing
homework 12

14
M - Jan 30
T - Jan 31
L, FT, M

System Wiring & Programming or Thermistor Waterproofing

heater fabrication
temperature control wiring
homework 13

15
W - Feb 1
R - Feb 2
L, T

Calibration of Thermistors

calibration of thermistors
homework 14

16
M - Feb 6
T - Feb 7
L, FT, W

Quiz 2
Final Fishtank Programming


evaluation of fishtank control
homework 15

17
W - Feb 8
R - Feb 9
L, FT, W

Fishtank Systems Due
Instructor Checks for Working Systems
presentation tips
grading sheet for presentations
homework 16

18
M - Feb 13
T - Feb 14
L, FT

Seven Minute Team Fishtank Project Presentations

homework 17

19
W - Feb 15
R - Feb 16
L, FT Parts

Course Assessment
Return of Parts (valves, heaters, reservoirs, relays, . . .)
Exam Review

homework 18

20
M - Feb 20

college wide exam 2 from 7 p.m. - 9 p.m.
students must show their student ID when submitting their exam
this is a closed book exam
sections H01, H02, H03, H04 and H05 meet in Adams 161 (entry behind Adams Residence Hall)
sections H06 and H07 meet in Bogard Hall 129
sections 001, 002, 003 and 004 meet in Adams 161 (entry behind Adams Residence Hall)
sections 005 and 006 meet in George T. Madison 105 (GTMH105)