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Old 08-31-2007, 13:18 PM   #46 (permalink)
Dreadnought
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So, what happened to the pee-churs? I'm not getting any younger here waiting.....
Am being advised that this is "highly" not recommended. Dont want to step on any toes especially being low man on that particular todem pole.
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Old 08-31-2007, 13:46 PM   #47 (permalink)
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I'm thinking it is for the sootblowers on the boilers.
Fixed or Rotating....?


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Am being advised that this is "highly" not recommended. Dont want to step on any toes especially being low man on that particular todem pole.
So much for the book.
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Old 08-31-2007, 14:10 PM   #48 (permalink)
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Fixed or Rotating....?




So much for the book.
Do you mean retract or rotary?

Time is all they are asking.
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Old 08-31-2007, 14:12 PM   #49 (permalink)
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Do you mean retract or rotary?
You have fixed soot blowers, probably 2 on each boiler and you have ones that you can rotate the nozzles. The rotating ones are the ones with a round wheel and a chain..... so I've been told
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Old 09-03-2007, 10:17 AM   #50 (permalink)
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Sheesh I hated the retracts on the other boilers I've serviced. Once its jammed and the feed tube starts to droop from the heat the only way out was to come along it all the way out and hope you didnt damage any of the tubes. The rotary's (bergmann) were a dream to work on. Even had they're own built in retract mechanism and only half the size of a normal retractable.(These were on Tampella Keeller boilers.) Babcock Wilcox boilers were a totally different animal soot blower wise.
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Old 09-04-2007, 23:20 PM   #51 (permalink)
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Automated steam plants

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Boiler/Fireroom manning underway (Snipes) = 300 men divide out by Boiler/Fireroom math and you have an approximate number in spaces at all times...
I've read quite a few posts about automating steam systems (ignoring the ones written by people without operating experience). If new manning were two per space (peacetime), that's quite a savings. All hands would give ten per space, using the rough estimate of five watch teams Rusty mentioned before.

Given that all the fuel lines need replacing due to corrosion, it's a good chance to put in electronically controllable & monitorable valves.
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Old 09-04-2007, 23:47 PM   #52 (permalink)
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I've read quite a few posts about automating steam systems (ignoring the ones written by people without operating experience). If new manning were two per space (peacetime), that's quite a savings. All hands would give ten per space, using the rough estimate of five watch teams Rusty mentioned before.

Given that all the fuel lines need replacing due to corrosion, it's a good chance to put in electronically controllable & monitorable valves.
Alot could be done to improve further their ability to operate but it would require a serious effort on the teams that would walk them through such efforts and the funding provided to make them really efficient and until such grevious times come that may never happen again ever. Would love to sea days like that again (not grevious mind you) but once again revolve with the latest technology as when they emerged for the last time since their prior retirement.
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Old 09-10-2007, 12:43 PM   #53 (permalink)
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Im thinking it is for the sootblowers on the boilers.
Its for purge time of the firebox prior to light off. Its time, dependedent upon air casing pressure to completly change the volume of air in the firebox x amount of times to remove any combustionable gases . Time being reduced by increase in air casing pressure, thats with all burner air registers opened.
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Old 09-10-2007, 12:48 PM   #54 (permalink)
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What is controlling the air purge FD or ID fans?

Last edited by Dreadnought : 09-10-2007 at 12:53 PM.
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Old 09-10-2007, 13:05 PM   #55 (permalink)
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What is controlling the air purge FD or ID fans?
FDB if you had steam available. If lighting off from cold iron status a Inport/ light off elec. forced draft blower. You could set up the boiler room vents to provide a possitive pressure on the space.
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Old 09-10-2007, 13:09 PM   #56 (permalink)
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FDB if you had steam available. If lighting off from cold iron status a Inport/ light off elec. forced draft blower. You could set up the boiler room vents to provide a possitive pressure on the space.
Thanks, Am familiar with the venting for positive pressue.
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Old 09-10-2007, 13:18 PM   #57 (permalink)
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Thanks, Am familiar with the venting for positive pressue.
I was on DDs and DDGs all the DDGs had a Inport/ light off elec. FDB. ALL the DDs were burning black oil and purge times weren't an issue.
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Old 09-10-2007, 13:22 PM   #58 (permalink)
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I was on DDs and DDGs all the DDGs had a Inport/ light off elec. FDB. ALL the DDs were burning black oil and purge times weren't an issue.
And now a days they can push the button and be moments away from getting underway with gas turbines. sheesh what luxury.
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Old 09-10-2007, 13:38 PM   #59 (permalink)
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And now a days they can push the button and be moments away from getting underway with gas turbines. sheesh what luxury.
I'll say! I worked on alot of Military Sea Lift Command ships in Norfolk, fully Automated no watch standers underway in the Eng. room, just an on call duty Eng. in case an alarm goes off.
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