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Power Generation
Topic: Power generation equipment control.
from the Electrical department...
Trouble in generators
Originally posted by Kuummaarr on 14 May, 2014 - 10:54 am
Generator unable to maintain load in auto mode. When running on load individually then it is working fine. The governor motor contactors high and low keep operating for a long time.
New Replies:
O.M.G. If this is happening on a ship, that sails between ports on navigable waterways, GET...
Originally posted by DanVal on 12 May, 2014 - 12:57 pm
what is the difference between Premix Steady State and Lean Lean extended mode of a Frame 9E GE Gas Turbine?
New Replies:
!!!CORRECTION!!! >Diffusion flame in the Primary combustion zone ...
sherif elzoghby, I just want to clarify a couple of things. In Primary combustion mode, there is...
hello friend You Have two combustion zones in your combustor - primary zone(VGC1) and secondary...
Originally posted by Neo on 5 May, 2014 - 8:28 am
How to get a better understanding of gas turbine control?
New Replies:
Neo, As for that second description of L3STCK0, GE is trying to use the same sequencing with...
Neo, Whoa, there. Let's not get too far ahead of ourselves. You had asked about relays and...
CSA, I reread the your response below. "The l27bn/l27bz parallel combination is a way to...
CSA, I will give a brief introduction of gas turbine on my site some time later. I will prepare...
CSA, Glad to continue this finding journey, and thank you angain for your detailed reply. ...
Neo, Thanks for the information about the turbine at your site. What is the source of the...
Neo, I am working on my response; L3STCK0 is a fairly extensive rung. Please check the...
CSA, Should i wait for you comment and guidance or just continue to examine the signal L3RS? ...
Topic: Power generation equipment control.
from the Forum department...
Reheater Steam turbines Valves
Originally posted by raul on 2 May, 2014 - 12:56 am
Why is the first Control valve after stop valve?
New Replies:
Could you bring me more details please?...
Topic: Power generation equipment control.
from the Forum department...
Power System
Originally posted by Jeet on 13 May, 2014 - 9:34 am
What happens if an alternator is running on 0.9 pf (lag)?
New Replies:
As long as the point of the line 0.9 pf is within the capability curves of your generator is...
Topic: Power generation equipment control.
from the maintenance department...
transformer oil corrosivity
Originally posted by paru on 12 May, 2014 - 5:50 am
Why the transformer oil DBDS and CCD test are showing different results?
New Replies:
Paru... did both firms reach the same result, i.e., copper corrosion confirmed with DBDS test,...
Paru... you probably know that high oil or winding temperature is a precursor to evidence of...
yes, two different labs were consulted....
Paru... were the tests performed by the same testing firm, or were they performed by your own...
Originally posted by Glenn on 9 May, 2014 - 1:03 am
Is it a violation to use the same instrument for boiler protection and boiler control (e.g. drum level)?
New Replies:
Good reply Could you please explain that is this mandatory requirement by IEC 61508/61511 to use...
You should not use the same sensing elements and / or final elements for a trip as are used for...
Topic: Power generation equipment control.
from the Electrical department...
Synchronous motor tripping on reverse power relay
Posted by Visakh on 13 May, 2014 - 4:18 am
TRIPPING OF SYNCHRONOUS MOTOR ON REVERSE POWER RELAY
Topic: Power generation equipment control.
from the Power Generator department...
Negative phase sequence
Posted by Fathi Ali on 12 May, 2014 - 11:55 pm
Strange a trip condition on Negative Phase Sequence of diesel generator
Topic: Power generation equipment control.
from the I&C department...
Combustion Trouble GE Frame 6B GT.
Originally posted by saber on 20 September, 2012 - 5:19 am
How to solve "COMBUSTION TROUBLE"???
New Replies:
Hi. You say about wobbe index what is it? In my site LHV gas change frome 45311 to 45340 and...
Topic: Power generation equipment control.
from the ABB Advant department...
ABB OS500 upgrade
Originally posted by Will P. on 5 March, 2014 - 5:46 pm
ABB OS500 upgrade to newer version HP B2600
New Replies:
Most everything you have read in these posts is true. B2600 is becoming difficult to locate. We...
Originally posted by kwaku on 12 December, 2013 - 12:15 pm
white thick smoke coming from exhaust during start-up and shutdown.
New Replies:
Am a Frame 9E gas turbine control room operator. So i can categorically tell you that you can...
Nice contribution and comment.....
I had almost the same issue but it was duel fuel and it was happen only when operating on liquid...
Topic: Power generation equipment control.
from the Forum department...
alternators connected to infinite bus bar
Originally posted by lukesh on 11 May, 2014 - 11:36 am
alternators connected to infinite bus bar...problem
New Replies:
> Multiple alternators synchronized to an infinite bus > are all acting...
hi.. Multiple alternators synchronized to an infinite bus are all acting as...
Topic: Power generation equipment control.
from the Control department...
SynGas Conversion Project
Originally posted by Abhishek on 17 April, 2014 - 5:20 am
Pointers for Syngas Conversion project in India
New Replies:
Hi Phil, It's DONE now....
Topic: Power generation equipment control.
from the Instrument Control department...
Turbine Overspeed Test
Originally posted by Ravisankar on 9 May, 2014 - 11:40 pm
GE Frame 5C Gas Turbine used to drive Process Compressor -- after Major Overhaul, what are the minimum test requirements for HP overspeed?
New Replies:
Reply: HP Electronic Overspeed Test was unsuccessful; machine tripped 60 rpm earlier than set value...
Which Electronic Overspeed Test was not successful? The Mark VIe has the capability for two...
Topic: Power generation equipment control.
from the Instrumentation department...
RTD
Originally posted by Hammad Ali Zaman on 14 February, 2014 - 3:20 pm
RTD resistance value same but Different at HMI
New Replies:
try to check the value in the software. check the wiring and both MTL Barrier. try to simulate...
Topic: Power generation equipment control.
from the Automation department...
Newbie in SCADA world, need some directions
Originally posted by Ranier on 10 April, 2014 - 10:17 am
Newbie in Power System Automation, needs direction.
New Replies:
Hi, Where I can't answer most of your questions I might be able to provide some information...
Topic: Power generation equipment control.
from the Forum department...
Over excitation after synchronizing
Originally posted by raul on 10 May, 2014 - 10:57 am
Under automatic control after synchronizing the generator immediately takes from the line +40 Mvars
New Replies:
Raul, Are you saying that if you synchronize in Manual mode there is no excess VAr flow? What...
Topic: Power generation equipment control.
from the Power Plant Coordinator department...
Excitation limit operating Alarm
Originally posted by Fathi Hadloul on 9 May, 2014 - 10:25 am
Excitation limit operating alarm and performance load test
New Replies:
An over-excitation limit alarm means either the field voltage or the field current is excessive for...
By Fathi Hadloul on 10 May, 2014 - 8:25 am -
Dear sir, we observed An over-excitation limit alarm means. would you write a brief of problem...
Fathi Hadloul, An over-excitation limit alarm means either the field voltage or the field...
Fathi Hadloul... what are comparable measurements for both machines? Specifically: MVA; MW;...
Topic: Power generation equipment control.
from the mechanical department...
gas turbine fuel nozzle pressure test
Originally posted by Gtman on 20 March, 2009 - 6:36 am
pressure requirement of gas turbine fuel nozzle pressure test
New Replies:
ABDI, Most sites send their fuel nozzles out for refurbishment and flow-testing. Qualified shops...
Hi, Do you know how to test flow the DLN-1 system fuel nozzles? THANK YOU FOR REPLY ME....
Topic: Power generation equipment control.
from the Any advice department...
Option to run AC lube oil in manual YES OR NO
Originally posted by Craig on 9 May, 2014 - 1:30 am
Should we have the option to run in local?
New Replies:
Craig, Every site is not the same. It all depends on what was bought, what was sold, and what...
Topic: Power generation equipment control.
from the Forum department...
API 616 Compliant
Posted by abrahash on 9 May, 2014 - 10:37 am
API compliant GT are expensive that standard OEM offering
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