Choupankareh - Regional Electric Co. Mashhad Iran

The occurrence of incidents-and technical events and rarely appearence of damages set up in power stations due to task complexity variety of apparatuses and installations is a matter of course and although substantial operatio n and programmed maintenance of units could have as most principle means the resolute effect in prevention of these damages, but never and in no power plant-the rate of these events will reach zero and this subject has been arisen that sometimes a small defect during manufacturing or a ssembly and/or difficulties in design itself could make the do~ but commonly this interpretation in one special case for once con clarify an accidentThe problem of lubricant and lubrication and keeping safe of bearings which luckily recently has,cbme under,special consideration was one of the most vital problems of power' stations which till now has caused various losses in this part through some disturbances and unfortunately most of them were similar in feature and if more substantial procedures do not take place they will be able to repeat again. In this report effort is made till this difficulty will in deeply manner be investigated and the ways to meet them are being mentioned.