22. List 10 factors that are important in the selection of a com- pressed air sy

Question

22. List 10 factors that are important in the selection of a com- pressed air system. in The following questions may be helprul in ing specific needs of the compressed air system: . What elevation is to be considered? 2. What is the ambient operating temperature? 3. Is the compressor to run one, two. or three shifts per day? What are the actual uses of compressed air? 5. Should the compressor be constant speed. au- 6. If motor driven. what is the electrical service 7. Are special electrical controls required? tomatic start and stop, or dual control? available? In the case of dual units, is an electrical auto- matic altermator advisable? 8. 9. What is the maximum pressure requirement? 0. Will the unit operate in a hazardous. dusty, or gaseous atmosphere where totally enclosed fan cooling and electrical equipment are necessary? Willoil and moisture in the airpresent a problem? What accessories are needed, such as coolers silencers. tilters, or driers? 11. 12.

Explanation / Answer

Important factrors considered in selection of compressed air system.

1) Based on the type of compressor i.e. commercial type or basic type

2) Power source

3) performance

4) Operating conditions

5) Tank size

6) Pump

7) type of lubrication

8) Air hose length

9) control system required

10) Maximum pressure requirement

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