ECM 1, Winter Quarter 2016
The Design of Coffee
GE Credit: Science and Engineering; Visual Literacy and Scientific Literacy (3 units)
Prof. William Ristenpart & Prof. Tonya Kuhl
Reactions during roasting create lots of molecules
1) Fragmentation reactions: the sucrose breaks into smaller pieces (mostly acids)
0 H2%H O 0
OH H g + i + others
OH CHZOH H/ \OH H3C OH
formic acid acetic acid
OH H H/0\H + Howo + Ot
Missing one photo of the one from the top looking under
Process Flow Diagrams
Coffee type: Colombian
and filter paper
filter paper and
ECM 1, Fall 2016, Lecture 8, November 14, 2016
1) Putting it all together: Process design
2) Midterm and video project advice
We are really getting near the end!
26-Sep What is chemical engineering & why coffee?
Find the area of the plane z = x + 3 that lies inside the cylinder x2 + y 2 = 1.
Find the area of the paraboloid z = x2 + y 2 that lies under the plane z = 9.
Find the area of the surface y = 4x