1. Chemical Engineering Drawing
16/17 Semester 2
Chemical Engineering Drawing
Instructor: Rama Oktavian
Office Hr.: M. 10 – 12, T. 10 – 12, W. 09 – 10, F.10 – 15

2. Outlines
1. Equipment numbering system
2. Equipment lettering system

3. Equipment numbering system
Number each process area, starting with 100, 200, 300 etc.
Number major pieces of process equipment in each area, starting from 110, 120, etc.
Number supporting pieces of equipment associated with a major process unit, e.g: 111, 112,113, etc.
Attach a prefix letter to each equipment number, e.g.: F-110, G-111, etc.
Use letter following the equipment number to denote duplicates or spares
e.g.: G-111A, B

4. Equipment lettering system
Auxiliary facilities
Gas-solids contacting equipment (calciners, dryers, kilns)
Crusher, mills, grinders
Process vessels (distillation towers, absorption columns, scrubbers, strippers, etc.)
Heat exchangers (coolers, condensers, heaters, reboilers, etc.)
Storage vessels (tanks, drums, receivers, bins, hoppers, silos)
Gas movers (fans, compressors, expanders, ejectors)
Separators (bag filters, centrifuges, cyclones, etc.)
Conveyors

5. Equipment lettering system
Instruments (control valves, transmitters, indicators, etc.)
Pumps
Agitators, mixers
Motors, drives, turbines
P. Package units (refrigeration, air units, etc.)
Q. Furnaces, process heaters
R. Reactors
S. Size-enlargment equipment
V. Vaporizers and evaporators
X. Miscellaneous

6. Equipment lettering system
Based on Turton et al.

7. Equipment lettering system
Based on Turton et al.

8. Equipment lettering system
Based on Turton et al.

9. Equipment lettering system
Based on Turton et al.

10. Equipment lettering system
Based on Turton et al.

11. Equipment lettering system
Based on Turton et al.

12. Thank You !