BIG FOUR
Chemical, Civil, Electrical, Mechanical
Chemical engineering
Apply scientifically the principles of chemistry, physics, and engineering to design an operation of plants that undergo chemical changes during their processing.
・Responsible for new and improved products and processes...
PLTW IED final exam
BIG FOUR - Answer Chemical, Civil, Electrical, Mechanical
Chemical engineering - Answer Apply scientifically the principles of chemistry, physics,
and engineering to design an operation of plants that undergo chemical changes during
their processing.
・Responsible for new and improved products and processes
Civil and Construction engineering - Answer •plan, design, and supervise the
construction of facilities in both the public and the private sectors •projects vary wildly in
nature, size, and scope. •ex: space satellites, launch facilities, offshore structures,,
bridges, buildings, etc.
Electrical and electronics engineering - Answer •deals with the motion of electrons in
metals
•focused on: large electrical systems, motors and generators, electrical circuits in
buildings, power transmission systems, electrical generation plants.
Mechanical engineering - Answer • Apply the principles of mechanics and energy to the
design of machines and devices
•most often associated with devices that one but includes thermal designs.
•vibration analysis
•lubrication
•gears and bearing
Design process (long) - Answer 1. Identify problems & opportunities (the need)
2. Grams a design brief (criteria)
3. Investigate & research
4. Generate alternative solutions
5. Choose a solution
6. Developmental work (developed solution)
7. Model & prototype
8. Test and evaluate
9. Redesign and improve
10. Communicate processes and results
Design process (brief) - Answer 1. Define the problem
2. Generate concepts
3. Develop a solution
4. Construct and test a prototype
5. Evaluate the solution
6. Present the solution (communicate results)
Visual design elements (8) - Answer •point
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