• What are the next steps in the interview process?

1 Answers   Petro Star Mount,

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How is technology significant in the field of mechanical engineering?

0 Answers   Ashok Leyland,

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which cycle use in thermal power plant?

13 Answers  

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1. A single acting stage air compressor with 6% of clearance volume compresses air from 1.2 bar to 6.5 bar. Find the change in volumetric efficiency if the exponent of expansion process changes from 1.55 to 1.72.

2 Answers  

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What type of boiler does not need a steam drum ?

0 Answers  

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types of stainless steel.why does this called stainless.what is passivation related to SS? What is sensitisation in stainless? Examples of diffrent type of steel e.g. austenatic,martensite,ferritic etc. 304,303,316. How to get rid of carbide formation in SS and stablization in SS.(347 etc.)Different type of heat treatments. Iron carbon diagram. Nelson chart with respect to corosion. Diffrent type of corosion and causes. Carbon equvalent number. Welding related questions.(requirement of post and pre heating in welding). welding of SS. If you have pre experience in maintenance then Material and welding related questions will be there. Then various types equipment in plant (a) static (b) rotatic in pumps and compressor,turbines funda of balance drum and balance disc, balancing line. Impulse wheel, wheel chamber pressure and its effect on turbone health if this increases. Thermal expansion of turbines and with respect to how foundation bolting are designed. Fixing of lower casing before dismantling. Most important shaft alignment and balancing of rotating equipment,classification of static and rotatic equpment used in process plants. Materials for diffrent services as refinery plants fertilizer plants, cement plants, sulphur plants, crude oil with higher sulphur services, then third important thing is codes, standards and recommended practices of diffrent organisation like ASTM,ASME,API,TEMA,BIS,IS,ISO,NPFA,OISD etc. diffrent type of work permit systems fire and safety point of view.

1 Answers  

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What are the various machining processes?

7 Answers   HAL,

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Difference between Relief valve & pressure reducing valve ? Can we use pressure reducing valve instead of pressure relief valve ?

6 Answers   Sterling, Vanaz Engineers,

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what is the difference between a distillation column and tower

2 Answers  

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What is the different types of surge tanks ?

0 Answers   John Deere,

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How to calculate the HEAT RATE of a boiler and a HEAT RATE of a steam turbine ?

2 Answers   Bhushan Power Steel, MSP,

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DIFFERENCE BETWEEN CODES,STANDARDS & SPECIFIFCATIONS?

0 Answers   L&T,

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