8/16/2019 Eng 123 - Design
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Name: Felipe Vieira Camargo
Student number: 2003 691 65
Course: Engineering Design and Communications (ENGG 123)
Assignment: 3 (Design Assignment)
Task 1 (10 Marks) Generate a list of five constraints that apply
to your project theme. The constraints
must be realistic, and they must serve a purpose. Identify the
constraints, and indicate why they have
been adopted.
1 - Preserve Quality: It is related to how many times kitchen
grill can be used without the material it is
compromised or frayed.
2 - No toxin release: When heated to high temperatures, will the
kitchen grill release toxic substances in
the food? The project should ensure that no toxin is released
into the food not to harm the human
health.
3 - Efficiency: Taken into consideration how long it takes for
food to be grilled and get ready
4 - Design: Irregular format, regular shape, flat t, big,
small
5 - Material: Which type of material will be made the skillet?
The most appropriate type of material to
manufacture the kitchen grill is iron, aluminum or steel?
Task 2 (10 Marks) Identify all of the relevant functions of your
design project. This includes the basic
and secondary functions. When listing the secondary functions,
specify whether they are required or
unwanted and explain your answer.
The primary functions of the kitchen grill consist are
basically:
- Cook
- Grill
- Heat
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- Toasting
- Bake
- Boil
- Gratin
The secondary functions are:
- Container - Keep the food inside of the kitchen grill.
Required
- Burn - If the customer forgets the food in the kitchen grill,
will the food burn? Unwanted
- Do not accumulate waste - After cooking the food in the pan,
there will be accumulation of waste at
the edges and on the sides of the kitchen grill.
Unwanted
- Do not leave the food stick - Do not let the food made not to
stick in the kitchen grill. Required
- Heat distribution - Good heat distribution over the kitchen
grill. It makes the food be ready faster.
Required
Task 3 (30 Marks) Construct each of the following and explain
the results:
A Pairwise Comparison Chart to rank the goals of your
design project.
Goal Durability Aesthetics Quality Eco-
Friendly
Ease of
use
Maintains
temperature
Total
Durability 1 1 0 1 1 4
Aesthetics 0 0 0 0 0 0
Quality 1 1 0 0 1 3Eco-Friendly 0 1 0 0 0 1
Ease of use 1 1 1 1 1 5
Maintains
temperature
0 0 1 0 1 2
Goals Rank
Ease of use 1Durability 2
Quality 3
Maintains temperature 4
Eco-Friendly 5
Aesthetics 6
