Reinforcement/Stiffening Techniques Flashcards

1
Q

What shape is useful but not very strong and why?

A
  • A square or rectangle is a useful shape to make things from, but it is not very strong.
  • The corners can twist and the square easily turns into a diamond shape, due to collapsing under force.
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2
Q

How can the rectangle be strengthened?

A

By adding a diagonal strut to prevent collapse

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3
Q

What are fabrication processes?

A

Processes used to make the parts for something

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4
Q

What are Assembly processes?

A

Processes used to put the parts together

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5
Q

What are examples of fabrication and assembly processes?

A

The use of wood joints, nails, screws, and adhesives can all add strength to a wooden structures.

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6
Q

Define lamination

A

Bonding several laminates (thin layers) together to make a thicker materials

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7
Q

Why is lamination used?

A

To be able bend timber

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8
Q

What is the advantages of lamination?

A

-Greatly increase the strength of the material, for example wooden beams such as Glulam.

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9
Q

What is a brace?

A

A brace is used across a framework to prevent the structure from bowing inwards. This adds strengths.

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10
Q

What is a tie bar?

A

A tie bar is used across a framework to prevent the structure from distorting outwards. This adds strengths.

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11
Q

What is a composite materials?

A

Made of different materials bonded together.

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12
Q

What two materials can be embedded within a laminated wooden structure to add strength?

A
  • Glass reinforced plastic (GRP)
  • Carbon fibre reinforced polymer (CFRP)
  • Natural fibres
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