Bearing Replacement:
Two split block bearing use for Force Draft Fan
measuring shaft OD = 69.97 mm
spherical roller bearing 22214E/C3 use on Split Roller bearing.
what is the clearance between the shaft and Inner race for Spherical Roller bearing...
I have some inquiry about Mechanical Seal in Petrochemical.
most pump that we have 2 for each Tower(under Vacuum) one running another one standby. My Question
What is the best practice for standby pump that has Gas Seal (N2). Seal Plan 74
1- Keep N2 online all the time.
2- Isolated N2...
question about the function of Throttle bush in Single Seal plan 32 :
1)does it prevent leak or to reduce the leak?
2) standard clearance between throttle bush & sleeve?
3) as you can see in the attached picture PIT Port is not used on the seal just plug, how that will be use to help & prevent...
if there is loose in the key between shaft and impeller, that will cause any vibration or unbalance for two-stage pump. as you can see the picture.
http://files.engineering.com/getfile.aspx?folder=ef5231c9-b351-4a68-8e25-9f53b2bbd318&file=tech5_vacuum_ring01.jpg
we have change the shaft and impeller for FD Fan after start up vibration in Axial Direction for None Drive End Bearing 4.5 to 5.2 mm/s. and temperature of Drive End (Plummer Block Bearing) 70 to 80 Celsius while None Drive End 55-68 celsius . what do you think the reason of increase the...
