Re: Electric Boiler Feed Water pump

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Posted by james hanna on November 19, 2001 at 06:16:27:

In Reply to: Re: Electric Boiler Feed Water pump posted by steve on November 14, 2001 at 17:34:55:

: : Question???
: : Is anyone out there using varible speed drive on their Electric Boiler Feed water pumps ? We have one that is always blowing the mechanical seals.
: : The main Boiler Feed water pump is steam driven and we don't seem to have a problem with it. Is anyone else having more trouble with their Electric Driven Boiler Feed water pump seals.
: : Thanks
: : jameswhanna CVA
: : Certified Vibration Analyst
: : e-mail

: Are your seals rated for the temperature at which they are running? also are the cooling lines clear I had a similar problem and put small 5 micron cartridge filters on the cooling lines I havn't had a seal fail since

Good morning :
yes the seal are rated for high temperature
There is a flush line comming from center of casing going into top of mech seal area ,but there is no type cooling or no type filter . I will foward this infroamtion to my customer
james hanna cva
certified vibration analyst

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