GP210-MECHANICAL PLANT EQUIPMENT

ASSIGNMENT 1- VALVE AND SEAL

1. Each group (Group A, B, C and D) has to search a PNID layout from books or website. Please state the source you get this layout in you assignment. (Example from website: http://upload.wikimedia.org/wikipedia/commons/f/fc/P%26ID.JPG or from the books : Bill D. Berger & Kenneth E. Anderson (1979). Refinery Operations; Pennwell Books.

2. The layout must have the mechanical instrument such a valve, pump and compressor.3. The PNID layout must showed the complete with the list of valve such like:-

i. Control valveii. Gate valve

iii. Safety valveiv. Relief valvev. Check valve

4. Tag and numbering the symbol of valve that you see in the layout. Explain how and why these valves are used for.

For example, please refer the PNID layout that showed at the below

1

3

4

2

EXPLAINATION

Butterfly valve – this valve is uses in the pipeline to open and close the flow from pump to mixer.

Safety valve – this valve is uses to release the over pressurized liquid in the pump system or pipeline.

5. Each group must do a slide or flash card for presentation (20 January 2012). Submit the assignment and slide after the end of classes.

6. The leader of group must make sure the entire members are given a cooperation and participant when done the group assignment.

RUBRIC’S – ASSIGNMENT 1 GRADE SCALE

SCALE Weak Satisfactory Good Very good ExcellentGRADE 1-2 3-4 5-6 7-8 9-10

No Item Marks

1 Layout – source from website or book

2 Explanation about the PNID diagram -

3 Presentation – well perform the presentation from each group

4Tidiness

5 Cooperation – between the member of group

TOTAL

11 January 2011

1

2