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Posted on 5/1/10 at 10:12 am to Napoleon
just heard another rumor that they are still trying. don't know who to believe.
____________________________________
Maybe one group drilling relief well one team working on BOP and another team working on backup plan of cutting and capping the riser.
____________________________________
Maybe one group drilling relief well one team working on BOP and another team working on backup plan of cutting and capping the riser.
This post was edited on 5/1/10 at 11:50 am
Posted on 5/1/10 at 10:13 am to tigerdup07
quote:
another rumor
So it was just a rumor?
I guess I will keep listening to the media then.
Posted on 5/1/10 at 10:18 am to Napoleon
quote:
So it was just a rumor?
my first source was more trustworthy. take it for what it's worth. he was on a conference call involving b.p. before he reported that to me.
Posted on 5/1/10 at 10:21 am to tigerdup07
I need to go back and read to catch up on this. Just tell me that Mr. CT isn't going to get laid off again because of no drilling.
He just got back to work. 
Posted on 5/1/10 at 10:22 am to ChenierauTigre
quote:
He just got back to work.
who is he working for?
Posted on 5/1/10 at 10:28 am to tigerdup07
Does the offshore industry have to follow OSHA 1910 PSM Standard? Is it different for drilling versus production?
Just using the internet to research this, the BOP used in the Deepwater Horizon site was a 2 x Cameron Type TL 18¾in 15K double preventers; 1 x Cameron Type TL 18¾in 15K single preventer; 1 x Cameron DWHC 18¾in 15K wellhead connector.
Cameron BOP
My experience is with chemical plants onshore; for catastrophic events identified by a PHA (HAZOP) for positive shutoff a valve like this would require:
1) two different manufacturers (cameron and someone else)
2) two different technologies (ball valve / plug valve / etc.)
3) two different means to close each respective valve
4) devices like this would be rigorously tested for proper operation at a minimum interval of 6 months.
What I am understanding based on my limited knowledge of the event is that the common mode failure seems to be the hydraulic rams used to close the same type of valve made by the same manufacturer. Seems like too much trust in one manufacturer.
I'm also hearing that acoustic control systems are available but not used here in the US:
acoustic control bop
Could one of the valves been designed to be a spring return failed closed instead of using hydraulic rams? That would be a different and diverse technology which makes the probability of failure much less.
I realize hindsight is 20 / 20 per say. But what may come out of this is diverse technologies for these type of critical devices for positive shutoff.
Like I said, my experience is with chemical plants. I realize that offshore is a different animal alltogether but it is the diverse technology concepts which is the point I am trying to get across.
Just using the internet to research this, the BOP used in the Deepwater Horizon site was a 2 x Cameron Type TL 18¾in 15K double preventers; 1 x Cameron Type TL 18¾in 15K single preventer; 1 x Cameron DWHC 18¾in 15K wellhead connector.
Cameron BOP
My experience is with chemical plants onshore; for catastrophic events identified by a PHA (HAZOP) for positive shutoff a valve like this would require:
1) two different manufacturers (cameron and someone else)
2) two different technologies (ball valve / plug valve / etc.)
3) two different means to close each respective valve
4) devices like this would be rigorously tested for proper operation at a minimum interval of 6 months.
What I am understanding based on my limited knowledge of the event is that the common mode failure seems to be the hydraulic rams used to close the same type of valve made by the same manufacturer. Seems like too much trust in one manufacturer.
I'm also hearing that acoustic control systems are available but not used here in the US:
acoustic control bop
Could one of the valves been designed to be a spring return failed closed instead of using hydraulic rams? That would be a different and diverse technology which makes the probability of failure much less.
I realize hindsight is 20 / 20 per say. But what may come out of this is diverse technologies for these type of critical devices for positive shutoff.
Like I said, my experience is with chemical plants. I realize that offshore is a different animal alltogether but it is the diverse technology concepts which is the point I am trying to get across.
This post was edited on 5/1/10 at 10:30 am
Posted on 5/1/10 at 10:29 am to tigerdup07
Not BP or TO.
Offshoot of Pride. 
Posted on 5/1/10 at 10:30 am to ChenierauTigre
quote:
Not BP or TO. Offshoot of Pride.
congrats!!!
back in the chips!
Posted on 5/1/10 at 10:40 am to tigerdup07
God damn I hope your source is right, might just have to take a nude run of joy if so 
Posted on 5/1/10 at 10:40 am to paulie
quote:
I'm also hearing that acoustic control systems are available but not used here in the US:
Just like Valdez changed oil tanker requirements(must have double hull, thicker plating) you can sure bet that a better BOP system will be required at all well sites.
Posted on 5/1/10 at 10:48 am to Napoleon
Re: the chemical dispersants
It's my understanding that it will just break up the oil and not dissolve it and that the same amount of oil will be floating out there regardless. With that said, these chemical dispersants introduce new toxic chemicals into the environment...obviously making the water more toxic.
I'm wondering if these dispersants are more of a cosmetic solution rather than a functional solution. And if they're just a cosmetic solution, why are we introducing more harmful chemicals into our environment?
What are everyone else's thoughts on this?
It's my understanding that it will just break up the oil and not dissolve it and that the same amount of oil will be floating out there regardless. With that said, these chemical dispersants introduce new toxic chemicals into the environment...obviously making the water more toxic.
I'm wondering if these dispersants are more of a cosmetic solution rather than a functional solution. And if they're just a cosmetic solution, why are we introducing more harmful chemicals into our environment?
What are everyone else's thoughts on this?
Posted on 5/1/10 at 10:57 am to kfizzle85
quote:
This is a disaster of potentially epic proportions, but anyone who realistically thinks that it is going to put BP into bankruptcy needs to go take an intro-level business class. There is 0.0% chance of that happening as a result of this.
In the end, BP will walk away unscathed with the exception of a little chump change...
Posted on 5/1/10 at 11:28 am to Alatgr
quote:
More than 275,580 feet of boom (barrier) has been assigned to contain the spill. An additional 316,470 feet is available.
LINK
So yeah..a little less than 25,000 miles. Gotta love the news.
ETA - Weather conditions for May 1 - Winds from the southeast at 20 - 25 knots, 6 - 8 foot seas with chance of afternoon showers.
This post was edited on 5/1/10 at 11:31 am
Posted on 5/1/10 at 11:30 am to Tiger in Texas
quote:
but anyone who realistically thinks that it is going to put BP into bankruptcy needs to go take an intro-level business class. There is 0.0% chance of that happening as a result of this.
quote:Are some of you really that clueless?? If you really think that BP is just gonna receive a slap on the wrist and that this will not affect them at all then you are delusional. This may not bankrupt BP as a whole, but BP as we know it in the US could be over
In the end, BP will walk away unscathed with the exception of a little chump change...
Posted on 5/1/10 at 11:49 am to ForeverLSU02
Some wack job came on fox news and said we should shut down all drilling in the gulf. The Libs are out in full force
Posted on 5/1/10 at 11:50 am to Dribble
quote:
Gotta love the news.
25,000 miles, or, no, actually 112 miles, whichever. Same diff.
More awesome news.
Slick triples in size in about 24 hours-yippee!
Posted on 5/1/10 at 11:50 am to paulie
quote:Red herring. They haven't been able to close the BOP with direct intervention at the valve itself. It would have been another redundent control mechanism that failed to work.
I'm also hearing that acoustic control systems are available but not used here in the US:
quote:There's only one hole. You can't put more than one valve on the same hole.
Seems like too much trust in one manufacturer.
quote:There's not a spring capable of cutting 2" wall pipe clean off. If so it would huuugeee. And you'd have to use huge hydraulics to keep it open. If it falsely trigger for any reason... you lose the well. Which is also dangerous for different reasons.
Could one of the valves been designed to be a spring return failed closed instead of using hydraulic rams?
Posted on 5/1/10 at 11:53 am to ForeverLSU02
I don't think they will come out unscathed, but the impact will be regulatory and/or almost all publicity-related. The financial impact will be minimal, and not even close to approaching anything capable of putting them into bankruptcy.
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