Friday, November 30, 2012

 

General Quationaire (PDF)




Click on the link below for the PDF.


GENERAL QUESTIONAIRE


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Friday, July 27, 2012

 

Mechanical Maintenance Common Questions

EPC School 2012

M for Mechanical


Topic - Maintenance


1. What is meant by LLF and why it is being carried out for machine monitoring  ?
2.  What is difference between preventive maintenance and condition based maintenance Programs ?
3. How will you check correct direction of NRV, while installing?
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Thursday, July 19, 2012

 

Mechanical (Static) Common Questions -1

EPC-School 2012

M for Mechanical

Topic- Static


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Sunday, July 15, 2012

 

Foundation Field-bus Refresher Questionaire

EPC School Series 2012 Series 

I for Instrumentation

Chance to Win An Ipad 2: 

Answer all the Qustions in the quiz below and you can win an Ipad2. Best of Luck!!!
                            (Winner will be announced on 31 July, 2012)




Foundation Fieldbus
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Friday, July 13, 2012

 

Mechanical (Rotary) Common Questions -8

EPC-School 2012

M for Mechanical  




Topic - Balancing & Alignment

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Mechanical (Rotary) Common Questions -6

EPC-School 2012

M for Mechanical  


Topic - Bearings


  1. What are the different types of bearings used for rotating machines?
  2. What are thrust bearings?
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Mechanical (Rotary) Common Questions -5

EPC-School 2012

M for Mechanical 


Topic - Lubrication


1. What are the main functions of lubrication?
2. What can be the reasons for rise in lubrication temperature?
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Thursday, July 12, 2012

 

Mechanical (Rotary) Common Questions -3

EPC-School 2012

M for Mechanical 

Topic - Turbine


1. Name at least three types of machines where steam turbines are used as drivers.
2. What are the advantages / disadvantages of steam turbine over a motor drive?
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Monday, July 2, 2012

 

Instrumentation Common Questions -3

EPC School Series 2012 Series

I for Instrumentation



Q: What are Analog Input/output & Digital Input/output?
4-20 mA signals from instrument (transmitters) are analog input to control system.
 4-20 mA signals to instrument (I/p & electro pneumatic positioner) are analog output from control system.

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Instrumentation Common Questions -2

EPC School 2012 Series

I for Instrumentation




Q: What is potential free contact? What is the significance and application of this contact?

Contacts having not potential. E.g. Relay contacts/ field switches contacts. They are used in logic circuits. A potential free contact is usually wired into an electrical circuit. However it must be ensured that the contact ratings are suitable for the service in which it is used.

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Instrumentation Common Questions -1


EPC School 2012 Series




Q: Why do we use pipelines for transmitters in steam service and tubes in any other service?

A) Pipe as well as tubes can be used for steam line transmitters. However pipe walls being thicker provide more corrosion allowance. B) For steam services, with high temp and pressure needs IBR standard. Max. Working pressure is 153 kg/cm2 at 38 degC for 1/2” O.D tube as per design standard. So tube is not suitable.

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