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Search: Posts Made By: Mariner9
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Forum: Rumours & News
10th Feb 2010, 13:10
Replies: 3,239
Views: 1,137,419
Posted By Mariner9

I happen to be looking at a S Korean Jet A-1 CofQ...

I happen to be looking at a S Korean Jet A-1 CofQ as we speak. FP quoted is -51C. This particular one had bacterial contamination as it happens but that's nowt to do (it seems) with BA038.

Come...
Forum: Rumours & News
30th Jul 2009, 09:22
Replies: 3,239
Views: 1,137,419
Posted By Mariner9

FAME can't improve FP in Jet, and is of course...

FAME can't improve FP in Jet, and is of course tested for nowadays in the standard spec.

Pinkman, I know you keep harping on about GCMS but do you really think it wasn't done? I agree however...
Forum: Rumours & News
18th Jun 2008, 09:24
Replies: 3,239
Views: 1,137,419
Posted By Mariner9

FSII, if present in the fuel, might be a factor. ...

FSII, if present in the fuel, might be a factor. I dicussed it previously in #1292...



However, I seem to recall that in an answer to my post, someone pointed out that the fuel filters would...
Forum: Rumours & News
5th Jun 2008, 16:13
Replies: 3,239
Views: 1,137,419
Posted By Mariner9

Correct Airfoilmod, the Grumman report does show...

Correct Airfoilmod, the Grumman report does show temps in F. By conversion, the lowest freeze point they identified was -61C. (Interestingly, the highest freeze point they measured would have been...
Forum: Rumours & News
5th Jun 2008, 11:57
Replies: 3,239
Views: 1,137,419
Posted By Mariner9

They are, but rest assured, it isn't. If it...

They are, but rest assured, it isn't.

If it was TS1, it would not have met ASTM/Defstan Jet A-1 specs for flashpoint.
Forum: Rumours & News
5th Jun 2008, 11:38
Replies: 3,239
Views: 1,137,419
Posted By Mariner9

My job is not routine compliance testing (though...

My job is not routine compliance testing (though it was a decade :{or so ago), we only get involved once problems are identified.


Perhaps not surprisingly, the most frequent problem by far in...
Forum: Rumours & News
4th Jun 2008, 18:51
Replies: 3,239
Views: 1,137,419
Posted By Mariner9

:mad::ugh::ugh::mad: Someone above published...

:mad::ugh::ugh::mad:

Someone above published a survey undertaken by Grumman. It confirmed what I (and some others) have been saying from the start - namely that the formulations of jet fuels vary...
Forum: Rumours & News
30th May 2008, 13:20
Replies: 3,239
Views: 1,137,419
Posted By Mariner9

Of course the fuel is the source of on-going...

Of course the fuel is the source of on-going investigation, I neither stated nor implied it wasn't, and nor do the AAIB. I was merely pointing out that those assuming that GCMS/FTIR or whatever had...
Forum: Rumours & News
29th May 2008, 21:35
Replies: 3,239
Views: 1,137,419
Posted By Mariner9

That would not be my interpretation of the AAIB...

That would not be my interpretation of the AAIB reports.

Special bulletin 3/2008


GCMS must have been done to confirm that fuel did not contain any contaminants, for as Pinkman pointed out,...
Forum: Rumours & News
2nd May 2008, 08:09
Replies: 3,239
Views: 1,137,419
Posted By Mariner9

Wax is (a lot) denser than kero - it will sink...

Wax is (a lot) denser than kero - it will sink not float. Though what actually happens in a cold tank is that the wax layer "grows" outwards from the cold surfaces in the tank, till eventually there...
Forum: Rumours & News
1st May 2008, 08:25
Replies: 3,239
Views: 1,137,419
Posted By Mariner9

The freeze point of the fuel may well have been...

The freeze point of the fuel may well have been -57C when tested, but if a kerosene is cooled to wax precipitation, wax drops out and is not redissolved into the fuel, then the freeze point of the...
Forum: Rumours & News
20th Feb 2008, 14:30
Replies: 3,239
Views: 1,137,419
Posted By Mariner9

Guys, you are confusing specifications and...

Guys, you are confusing specifications and actuals. The spec is maximum -47C not exactly -47C. Minus 57 complies with the spec.

Kero is not known for incompatibility problems so mixing differing...
Showing results 1 to 12 of 12


 
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