Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...


I have 1010 KVA Generator when i run the DG set for 5 to 6
hours the couplling (couplling joint in between engine &
alternator) bolts are getting loose what is the reason &
what is the remedy over this??????????

Answers were Sorted based on User's Feedback



I have 1010 KVA Generator when i run the DG set for 5 to 6 hours the couplling (couplling joint in..

Answer / cs reddy

Bolts are getting loose due to Vibration.
Vibrations may be due to :
a) Misallignment.
b) Improper foundation.
c) Improper Mass Balancing.

Is This Answer Correct ?    10 Yes 1 No

I have 1010 KVA Generator when i run the DG set for 5 to 6 hours the couplling (couplling joint in..

Answer / manoj saah

Coupling Misalligment may be major reason.

So do allignment by using Dial Gauge and clearance should
0.05 mm.

Is This Answer Correct ?    2 Yes 1 No

I have 1010 KVA Generator when i run the DG set for 5 to 6 hours the couplling (couplling joint in..

Answer / girish

Vibration is a main reason
1. Reduce vibration using vibration isolating mounts
2. use flexble coupling with lock nuts

Is This Answer Correct ?    1 Yes 0 No

I have 1010 KVA Generator when i run the DG set for 5 to 6 hours the couplling (couplling joint in..

Answer / rakshit

dumb people .... they have specified 1010 KVA ... which is
very high capacity.... high shear force exists if proper
rated engine is not coupled to generator ,,,, due to high
shear force.. wear in coupling.. wear in coupling... loose
studs... .. also greater vibrations is the cause

Is This Answer Correct ?    1 Yes 0 No

I have 1010 KVA Generator when i run the DG set for 5 to 6 hours the couplling (couplling joint in..

Answer / faisalabad

you may use self locking nut as well as suitable grate lock tight according bolts specfication

Is This Answer Correct ?    0 Yes 0 No

I have 1010 KVA Generator when i run the DG set for 5 to 6 hours the couplling (couplling joint in..

Answer / pavan

Use lock nuts. Because vibrations are unavoidable (but can
only be minimized), using lock nuts is always safe.

Is This Answer Correct ?    0 Yes 1 No

I have 1010 KVA Generator when i run the DG set for 5 to 6 hours the couplling (couplling joint in..

Answer / nagarajan

I Think u can make use of pins in the nuts at specified
tight point of bolt.

Is This Answer Correct ?    0 Yes 1 No

Post New Answer

More Mechanical Engineering Interview Questions

Which is first stress or strain?

0 Answers  


What is the differences between IC & EC Engines.

2 Answers  


how to start the answer for question : tell me about ur self ?

4 Answers   Satyam,


What are the major effects of alloying elements?

0 Answers  


what is specific heat

3 Answers  


in which welding process liquid metal is poured?

18 Answers   ABB, NTPC,


How the F.W.C. system of diesel engine circulate?

0 Answers   RRB,


tell me about a time when u had to many things to do and u were required opinion prioritized your talks.

0 Answers  


What is the purpose of a turning gear?

3 Answers  


How to calculate the CFM in the AHU (air handling units.

1 Answers  


what is the fitter...?

2 Answers  


What is an Economizer?

4 Answers   ABC Inc, RRB, Siemens,


Categories
  • Civil Engineering Interview Questions Civil Engineering (5086)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4456)
  • Electrical Engineering Interview Questions Electrical Engineering (16639)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1095)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)